sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 1 | |
| 2 | /*--------------------------------------------------------------------*/ |
njn | 87ef6a6 | 2003-08-14 15:23:55 +0000 | [diff] [blame] | 3 | /*--- Handle system calls. vg_syscalls.c ---*/ |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 4 | /*--------------------------------------------------------------------*/ |
| 5 | |
| 6 | /* |
njn | c953984 | 2002-10-02 13:26:35 +0000 | [diff] [blame] | 7 | This file is part of Valgrind, an extensible x86 protected-mode |
| 8 | emulator for monitoring program execution on x86-Unixes. |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 9 | |
nethercote | bb1c991 | 2004-01-04 16:43:23 +0000 | [diff] [blame] | 10 | Copyright (C) 2000-2004 Julian Seward |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 11 | jseward@acm.org |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 12 | |
| 13 | This program is free software; you can redistribute it and/or |
| 14 | modify it under the terms of the GNU General Public License as |
| 15 | published by the Free Software Foundation; either version 2 of the |
| 16 | License, or (at your option) any later version. |
| 17 | |
| 18 | This program is distributed in the hope that it will be useful, but |
| 19 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 21 | General Public License for more details. |
| 22 | |
| 23 | You should have received a copy of the GNU General Public License |
| 24 | along with this program; if not, write to the Free Software |
| 25 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 26 | 02111-1307, USA. |
| 27 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 28 | The GNU General Public License is contained in the file COPYING. |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 29 | */ |
| 30 | |
nethercote | f1e5e15 | 2004-09-01 23:58:16 +0000 | [diff] [blame] | 31 | #include "core.h" |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 32 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 33 | /* All system calls are channelled through here, doing two things: |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 34 | |
nethercote | 4fa681f | 2004-11-08 17:51:39 +0000 | [diff] [blame] | 35 | * notify the tool of the events (mem/reg reads, writes) happening |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 36 | |
| 37 | * perform the syscall, usually by passing it along to the kernel |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 38 | unmodified. |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 39 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 40 | A magical piece of assembly code, VG_(do_syscall)(), in vg_syscall.S |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 41 | does the tricky bit of passing a syscall to the kernel, whilst |
| 42 | having the simulator retain control. |
| 43 | */ |
| 44 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 45 | /* --------------------------------------------------------------------- |
| 46 | A simple atfork() facility for Valgrind's internal use |
| 47 | ------------------------------------------------------------------ */ |
| 48 | |
| 49 | struct atfork { |
| 50 | vg_atfork_t pre; |
| 51 | vg_atfork_t parent; |
| 52 | vg_atfork_t child; |
| 53 | }; |
| 54 | |
| 55 | #define VG_MAX_ATFORK 10 |
| 56 | |
| 57 | static struct atfork atforks[VG_MAX_ATFORK]; |
| 58 | static Int n_atfork; |
| 59 | |
| 60 | void VG_(atfork)(vg_atfork_t pre, vg_atfork_t parent, vg_atfork_t child) |
| 61 | { |
| 62 | Int i; |
| 63 | |
| 64 | for(i = 0; i < n_atfork; i++) { |
| 65 | if (atforks[i].pre == pre && |
| 66 | atforks[i].parent == parent && |
| 67 | atforks[i].child == child) |
| 68 | return; |
| 69 | } |
| 70 | |
| 71 | if (n_atfork >= VG_MAX_ATFORK) |
| 72 | VG_(core_panic)("Too many VG_(atfork) handlers requested: raise VG_MAX_ATFORK"); |
| 73 | |
| 74 | atforks[n_atfork].pre = pre; |
| 75 | atforks[n_atfork].parent = parent; |
| 76 | atforks[n_atfork].child = child; |
| 77 | |
| 78 | n_atfork++; |
| 79 | } |
| 80 | |
| 81 | static void do_atfork_pre(ThreadId tid) |
| 82 | { |
| 83 | Int i; |
| 84 | |
| 85 | for(i = 0; i < n_atfork; i++) |
| 86 | if (atforks[i].pre != NULL) |
| 87 | (*atforks[i].pre)(tid); |
| 88 | } |
| 89 | |
| 90 | static void do_atfork_parent(ThreadId tid) |
| 91 | { |
| 92 | Int i; |
| 93 | |
| 94 | for(i = 0; i < n_atfork; i++) |
| 95 | if (atforks[i].parent != NULL) |
| 96 | (*atforks[i].parent)(tid); |
| 97 | } |
| 98 | |
| 99 | static void do_atfork_child(ThreadId tid) |
| 100 | { |
| 101 | Int i; |
| 102 | |
| 103 | for(i = 0; i < n_atfork; i++) |
| 104 | if (atforks[i].child != NULL) |
| 105 | (*atforks[i].child)(tid); |
| 106 | } |
| 107 | |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 108 | /* return true if address range entirely contained within client |
| 109 | address space */ |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 110 | Bool VG_(valid_client_addr)(Addr start, SizeT size, ThreadId tid, |
| 111 | const Char *syscallname) |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 112 | { |
| 113 | Addr end = start+size; |
| 114 | Addr cl_base = VG_(client_base); |
| 115 | Bool ret; |
| 116 | |
| 117 | if (size == 0) |
| 118 | return True; |
| 119 | |
| 120 | if (cl_base < 0x10000) |
| 121 | cl_base = 0x10000; |
| 122 | |
| 123 | ret = |
| 124 | (end >= start) && |
| 125 | start >= cl_base && start < VG_(client_end) && |
| 126 | (end <= VG_(client_end)); |
| 127 | |
| 128 | if (0) |
| 129 | VG_(printf)("%s: test=%p-%p client=%p-%p ret=%d\n", |
nethercote | 1543adf | 2004-10-25 15:43:21 +0000 | [diff] [blame] | 130 | syscallname, start, end, cl_base, VG_(client_end), ret); |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 131 | |
nethercote | 1543adf | 2004-10-25 15:43:21 +0000 | [diff] [blame] | 132 | if (!ret && syscallname != NULL) { |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 133 | VG_(message)(Vg_UserMsg, "Warning: client syscall %s tried to modify addresses %p-%p", |
nethercote | 1543adf | 2004-10-25 15:43:21 +0000 | [diff] [blame] | 134 | syscallname, start, end); |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 135 | |
| 136 | if (VG_(clo_verbosity) > 1) { |
| 137 | ExeContext *ec = VG_(get_ExeContext)(tid); |
| 138 | VG_(pp_ExeContext)(ec); |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | return ret; |
| 143 | } |
| 144 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 145 | /* --------------------------------------------------------------------- |
nethercote | 27ea8bc | 2004-07-10 17:21:14 +0000 | [diff] [blame] | 146 | Doing mmap, mremap |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 147 | ------------------------------------------------------------------ */ |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 148 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 149 | // Nb: this isn't done as precisely as possible, but it seems that programs |
| 150 | // are usually sufficiently well-behaved that the more obscure corner cases |
| 151 | // aren't important. Various comments in the few functions below give more |
| 152 | // details... njn 2002-Sep-17 |
| 153 | |
| 154 | /* AFAICT from kernel sources (mm/mprotect.c) and general experimentation, |
| 155 | munmap, mprotect (and mremap??) work at the page level. So addresses |
| 156 | and lengths must be adjusted for this. */ |
| 157 | |
| 158 | /* Mash around start and length so that the area exactly covers |
| 159 | an integral number of pages. If we don't do that, memcheck's |
| 160 | idea of addressible memory diverges from that of the |
| 161 | kernel's, which causes the leak detector to crash. */ |
| 162 | static |
nethercote | 928a5f7 | 2004-11-03 18:10:37 +0000 | [diff] [blame] | 163 | void mash_addr_and_len( Addr* a, SizeT* len) |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 164 | { |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 165 | Addr ra; |
| 166 | |
| 167 | ra = PGROUNDDN(*a); |
| 168 | *len = PGROUNDUP(*a + *len) - ra; |
| 169 | *a = ra; |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 170 | } |
| 171 | |
| 172 | static |
nethercote | 928a5f7 | 2004-11-03 18:10:37 +0000 | [diff] [blame] | 173 | void mmap_segment ( Addr a, SizeT len, UInt prot, UInt mm_flags, Int fd, ULong offset ) |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 174 | { |
sewardj | 40f8ebe | 2002-10-23 21:46:13 +0000 | [diff] [blame] | 175 | Bool rr, ww, xx; |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 176 | UInt flags; |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 177 | |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 178 | flags = SF_MMAP; |
| 179 | |
| 180 | if (mm_flags & VKI_MAP_FIXED) |
| 181 | flags |= SF_FIXED; |
| 182 | if (!(mm_flags & VKI_MAP_PRIVATE)) |
| 183 | flags |= SF_SHARED; |
| 184 | |
| 185 | if (fd != -1) |
| 186 | flags |= SF_FILE; |
| 187 | |
| 188 | VG_(map_fd_segment)(a, len, prot, flags, fd, offset, NULL); |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 189 | |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 190 | rr = prot & VKI_PROT_READ; |
| 191 | ww = prot & VKI_PROT_WRITE; |
| 192 | xx = prot & VKI_PROT_EXEC; |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 193 | |
sewardj | 40f8ebe | 2002-10-23 21:46:13 +0000 | [diff] [blame] | 194 | VG_TRACK( new_mem_mmap, a, len, rr, ww, xx ); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 195 | } |
| 196 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 197 | static |
nethercote | 928a5f7 | 2004-11-03 18:10:37 +0000 | [diff] [blame] | 198 | Addr mremap_segment ( Addr old_addr, SizeT old_size, |
| 199 | Addr new_addr, SizeT new_size, |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 200 | UInt flags, ThreadId tid) |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 201 | { |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 202 | Addr ret; |
| 203 | Segment *seg, *next; |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 204 | |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 205 | old_size = PGROUNDUP(old_size); |
| 206 | new_size = PGROUNDUP(new_size); |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 207 | |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 208 | if (PGROUNDDN(old_addr) != old_addr) |
| 209 | return -VKI_EINVAL; |
| 210 | |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 211 | if (!VG_(valid_client_addr)(old_addr, old_size, tid, "mremap(old_addr)")) |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 212 | return -VKI_EFAULT; |
| 213 | |
| 214 | /* fixed at the current address means we don't move it */ |
| 215 | if ((flags & VKI_MREMAP_FIXED) && (old_addr == new_addr)) |
| 216 | flags &= ~(VKI_MREMAP_FIXED|VKI_MREMAP_MAYMOVE); |
| 217 | |
| 218 | if (flags & VKI_MREMAP_FIXED) { |
| 219 | if (PGROUNDDN(new_addr) != new_addr) |
| 220 | return -VKI_EINVAL; |
| 221 | |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 222 | if (!VG_(valid_client_addr)(new_addr, new_size, tid, "mremap(new_addr)")) |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 223 | return -VKI_ENOMEM; |
| 224 | |
| 225 | /* check for overlaps */ |
| 226 | if ((old_addr < (new_addr+new_size) && |
| 227 | (old_addr+old_size) > new_addr) || |
| 228 | (new_addr < (old_addr+new_size) && |
| 229 | (new_addr+new_size) > old_addr)) |
| 230 | return -VKI_EINVAL; |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 231 | } |
fitzhardinge | 1a30304 | 2003-12-22 08:48:50 +0000 | [diff] [blame] | 232 | |
| 233 | /* Do nothing */ |
| 234 | if (!(flags & VKI_MREMAP_FIXED) && new_size == old_size) |
| 235 | return old_addr; |
| 236 | |
| 237 | seg = VG_(find_segment)(old_addr); |
| 238 | |
| 239 | /* range must be contained within segment */ |
| 240 | if (seg == NULL || !VG_(seg_contains)(seg, old_addr, old_size)) |
| 241 | return -VKI_EINVAL; |
| 242 | |
| 243 | next = VG_(next_segment)(seg); |
| 244 | |
| 245 | if (0) |
| 246 | VG_(printf)("mremap: old_addr+new_size=%p next->addr=%p flags=%d\n", |
| 247 | old_addr+new_size, next->addr, flags); |
| 248 | |
| 249 | if ((flags & VKI_MREMAP_FIXED) || |
| 250 | (next != NULL && (old_addr+new_size) > next->addr)) { |
| 251 | /* we're moving the block */ |
| 252 | Addr a; |
| 253 | |
| 254 | if ((flags & (VKI_MREMAP_FIXED|VKI_MREMAP_MAYMOVE)) == 0) |
| 255 | return -VKI_ENOMEM; /* not allowed to move */ |
| 256 | |
| 257 | if ((flags & VKI_MREMAP_FIXED) == 0) |
| 258 | new_addr = 0; |
| 259 | |
| 260 | a = VG_(find_map_space)(new_addr, new_size, True); |
| 261 | |
| 262 | if ((flags & VKI_MREMAP_FIXED) && a != new_addr) |
| 263 | return -VKI_ENOMEM; /* didn't find the place we wanted */ |
| 264 | |
| 265 | new_addr = a; |
| 266 | ret = a; |
| 267 | |
| 268 | /* we've nailed down the location */ |
| 269 | flags |= VKI_MREMAP_FIXED|VKI_MREMAP_MAYMOVE; |
| 270 | |
| 271 | ret = VG_(do_syscall)(__NR_mremap, old_addr, old_size, new_size, |
| 272 | flags, new_addr); |
| 273 | |
| 274 | if (ret != new_addr) { |
| 275 | vg_assert(VG_(is_kerror)(ret)); |
| 276 | return ret; |
| 277 | } |
| 278 | |
| 279 | VG_TRACK(copy_mem_remap, old_addr, new_addr, |
| 280 | (old_size < new_size) ? old_size : new_size); |
| 281 | |
| 282 | if (new_size > old_size) |
| 283 | VG_TRACK(new_mem_mmap, new_addr+old_size, new_size-old_size, |
| 284 | seg->prot & VKI_PROT_READ, |
| 285 | seg->prot & VKI_PROT_WRITE, |
| 286 | seg->prot & VKI_PROT_EXEC); |
| 287 | VG_TRACK(die_mem_munmap, old_addr, old_size); |
| 288 | |
| 289 | VG_(map_file_segment)(new_addr, new_size, |
| 290 | seg->prot, |
| 291 | seg->flags, |
| 292 | seg->dev, seg->ino, |
| 293 | seg->offset, seg->filename); |
| 294 | |
| 295 | VG_(munmap)((void *)old_addr, old_size); |
| 296 | } else { |
| 297 | /* staying in place */ |
| 298 | ret = old_addr; |
| 299 | |
| 300 | if (new_size < old_size) { |
| 301 | VG_TRACK(die_mem_munmap, old_addr+new_size, old_size-new_size); |
| 302 | VG_(munmap)((void *)(old_addr+new_size), old_size-new_size); |
| 303 | } else { |
| 304 | /* we've nailed down the location */ |
| 305 | flags &= ~VKI_MREMAP_MAYMOVE; |
| 306 | |
| 307 | if (0) |
| 308 | VG_(printf)("mremap: old_addr=%p old_size=%d new_size=%d flags=%d\n", |
| 309 | old_addr, old_size, new_size, flags); |
| 310 | |
| 311 | ret = VG_(do_syscall)(__NR_mremap, old_addr, old_size, new_size, |
| 312 | flags, 0); |
| 313 | |
| 314 | if (ret != old_addr) |
| 315 | return ret; |
| 316 | |
| 317 | VG_TRACK(new_mem_mmap, old_addr+old_size, new_size-old_size, |
| 318 | seg->prot & VKI_PROT_READ, |
| 319 | seg->prot & VKI_PROT_WRITE, |
| 320 | seg->prot & VKI_PROT_EXEC); |
| 321 | |
| 322 | VG_(map_file_segment)(old_addr+old_size, new_size-old_size, |
| 323 | seg->prot, |
| 324 | seg->flags, |
| 325 | seg->dev, seg->ino, |
| 326 | seg->offset, seg->filename); |
| 327 | } |
| 328 | } |
| 329 | |
| 330 | return ret; |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 331 | } |
| 332 | |
| 333 | |
| 334 | /* Is this a Linux kernel error return value? */ |
| 335 | /* From: |
| 336 | http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/unix/sysv/ |
| 337 | linux/i386/sysdep.h? |
| 338 | rev=1.28&content-type=text/x-cvsweb-markup&cvsroot=glibc |
| 339 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 340 | \begin{quote}: |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 341 | |
| 342 | Linux uses a negative return value to indicate syscall errors, |
| 343 | unlike most Unices, which use the condition codes' carry flag. |
| 344 | |
| 345 | Since version 2.1 the return value of a system call might be |
| 346 | negative even if the call succeeded. E.g., the `lseek' system call |
| 347 | might return a large offset. Therefore we must not anymore test |
| 348 | for < 0, but test for a real error by making sure the value in %eax |
| 349 | is a real error number. Linus said he will make sure the no syscall |
daywalker | 7e73e5f | 2003-07-04 16:18:15 +0000 | [diff] [blame] | 350 | returns a value in -1 .. -4095 as a valid result so we can safely |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 351 | test with -4095. |
| 352 | |
| 353 | END QUOTE |
| 354 | */ |
nethercote | ada0d2b | 2004-11-04 19:10:43 +0000 | [diff] [blame] | 355 | Bool VG_(is_kerror) ( Word res ) |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 356 | { |
| 357 | if (res >= -4095 && res <= -1) |
| 358 | return True; |
| 359 | else |
| 360 | return False; |
| 361 | } |
| 362 | |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 363 | /* One of these is allocated for each open file descriptor. */ |
| 364 | |
| 365 | typedef struct OpenFd |
| 366 | { |
| 367 | Int fd; /* The file descriptor */ |
| 368 | Char *pathname; /* NULL if not a regular file or unknown */ |
| 369 | ExeContext *where; /* NULL if inherited from parent */ |
| 370 | struct OpenFd *next, *prev; |
| 371 | } OpenFd; |
| 372 | |
| 373 | /* List of allocated file descriptors. */ |
| 374 | |
| 375 | static OpenFd *allocated_fds; |
| 376 | |
| 377 | /* Count of open file descriptors. */ |
| 378 | |
| 379 | static int fd_count = 0; |
| 380 | |
nethercote | ccc9ecd | 2004-07-16 17:32:15 +0000 | [diff] [blame] | 381 | /* Given a file descriptor, attempt to deduce its filename. To do this, |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 382 | we use /proc/self/fd/<FD>. If this doesn't point to a file, or if it |
| 383 | doesn't exist, we just return NULL. Otherwise, we return a pointer |
| 384 | to the file name, which the caller is responsible for freeing. */ |
| 385 | |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 386 | Char *VG_(resolve_filename)(Int fd) |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 387 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 388 | char tmp[28], buf[VKI_PATH_MAX]; |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 389 | |
| 390 | VG_(sprintf)(tmp, "/proc/self/fd/%d", fd); |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 391 | VG_(memset)(buf, 0, VKI_PATH_MAX); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 392 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 393 | if(VG_(readlink)(tmp, buf, VKI_PATH_MAX) == -1) |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 394 | return NULL; |
| 395 | |
fitzhardinge | a772847 | 2003-12-16 01:48:38 +0000 | [diff] [blame] | 396 | return ((buf[0] == '/') ? VG_(arena_strdup)(VG_AR_CORE, buf) : NULL); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 397 | } |
| 398 | |
| 399 | |
| 400 | /* Note the fact that a file descriptor was just closed. */ |
| 401 | |
| 402 | static |
| 403 | void record_fd_close(Int tid, Int fd) |
| 404 | { |
| 405 | OpenFd *i = allocated_fds; |
| 406 | |
thughes | ad1c956 | 2004-06-26 11:27:52 +0000 | [diff] [blame] | 407 | if (fd >= VG_(fd_hard_limit)) |
rjwalsh | 02665ba | 2003-12-18 01:48:06 +0000 | [diff] [blame] | 408 | return; /* Valgrind internal */ |
| 409 | |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 410 | while(i) { |
| 411 | if(i->fd == fd) { |
| 412 | if(i->prev) |
| 413 | i->prev->next = i->next; |
| 414 | else |
| 415 | allocated_fds = i->next; |
| 416 | if(i->next) |
| 417 | i->next->prev = i->prev; |
| 418 | if(i->pathname) |
fitzhardinge | a772847 | 2003-12-16 01:48:38 +0000 | [diff] [blame] | 419 | VG_(arena_free) (VG_AR_CORE, i->pathname); |
| 420 | VG_(arena_free) (VG_AR_CORE, i); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 421 | fd_count--; |
| 422 | break; |
| 423 | } |
| 424 | i = i->next; |
| 425 | } |
| 426 | } |
| 427 | |
| 428 | /* Note the fact that a file descriptor was just opened. If the |
| 429 | tid is -1, this indicates an inherited fd. If the pathname is NULL, |
| 430 | this either indicates a non-standard file (i.e. a pipe or socket or |
| 431 | some such thing) or that we don't know the filename. If the fd is |
| 432 | already open, then we're probably doing a dup2() to an existing fd, |
| 433 | so just overwrite the existing one. */ |
| 434 | |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 435 | void VG_(record_fd_open)(Int tid, Int fd, char *pathname) |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 436 | { |
| 437 | OpenFd *i; |
| 438 | |
thughes | ad1c956 | 2004-06-26 11:27:52 +0000 | [diff] [blame] | 439 | if (fd >= VG_(fd_hard_limit)) |
fitzhardinge | 0e8bfcf | 2003-12-12 07:46:54 +0000 | [diff] [blame] | 440 | return; /* Valgrind internal */ |
| 441 | |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 442 | /* Check to see if this fd is already open. */ |
| 443 | i = allocated_fds; |
| 444 | while (i) { |
| 445 | if (i->fd == fd) { |
fitzhardinge | a772847 | 2003-12-16 01:48:38 +0000 | [diff] [blame] | 446 | if (i->pathname) VG_(arena_free)(VG_AR_CORE, i->pathname); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 447 | break; |
| 448 | } |
| 449 | i = i->next; |
| 450 | } |
| 451 | |
| 452 | /* Not already one: allocate an OpenFd */ |
| 453 | if (i == NULL) { |
fitzhardinge | a772847 | 2003-12-16 01:48:38 +0000 | [diff] [blame] | 454 | i = VG_(arena_malloc)(VG_AR_CORE, sizeof(OpenFd)); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 455 | |
| 456 | i->prev = NULL; |
| 457 | i->next = allocated_fds; |
| 458 | if(allocated_fds) allocated_fds->prev = i; |
| 459 | allocated_fds = i; |
| 460 | fd_count++; |
| 461 | } |
| 462 | |
| 463 | i->fd = fd; |
| 464 | i->pathname = pathname; |
| 465 | i->where = (tid == -1) ? NULL : VG_(get_ExeContext)(tid); |
| 466 | } |
| 467 | |
| 468 | static |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 469 | Char *unix2name(struct vki_sockaddr_un *sa, UInt len, Char *name) |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 470 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 471 | if (sa == NULL || len == 0 || sa->sun_path[0] == '\0') { |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 472 | VG_(sprintf)(name, "<unknown>"); |
| 473 | } else { |
| 474 | VG_(sprintf)(name, "%s", sa->sun_path); |
| 475 | } |
| 476 | |
| 477 | return name; |
| 478 | } |
| 479 | |
| 480 | static |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 481 | Char *inet2name(struct vki_sockaddr_in *sa, UInt len, Char *name) |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 482 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 483 | if (sa == NULL || len == 0) { |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 484 | VG_(sprintf)(name, "<unknown>"); |
| 485 | } else { |
| 486 | UInt addr = sa->sin_addr.s_addr; |
| 487 | |
| 488 | if (addr == 0) { |
| 489 | VG_(sprintf)(name, "<unbound>"); |
| 490 | } else { |
| 491 | VG_(sprintf)(name, "%u.%u.%u.%u:%u", |
| 492 | addr & 0xFF, (addr>>8) & 0xFF, |
| 493 | (addr>>16) & 0xFF, (addr>>24) & 0xFF, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 494 | vki_ntohs(sa->sin_port)); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 495 | } |
| 496 | } |
| 497 | |
| 498 | return name; |
| 499 | } |
| 500 | |
| 501 | |
| 502 | /* |
| 503 | * Try get some details about a socket. |
| 504 | */ |
| 505 | |
| 506 | static void |
| 507 | getsockdetails(int fd) |
| 508 | { |
| 509 | union u { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 510 | struct vki_sockaddr a; |
| 511 | struct vki_sockaddr_in in; |
| 512 | struct vki_sockaddr_un un; |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 513 | } laddr; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 514 | UInt llen; |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 515 | |
| 516 | llen = sizeof(laddr); |
| 517 | VG_(memset)(&laddr, 0, llen); |
| 518 | |
| 519 | if(VG_(getsockname)(fd, (struct vki_sockaddr *)&(laddr.a), &llen) != -1) { |
| 520 | switch(laddr.a.sa_family) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 521 | case VKI_AF_INET: { |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 522 | static char lname[32]; |
| 523 | static char pname[32]; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 524 | struct vki_sockaddr_in paddr; |
| 525 | UInt plen = sizeof(struct vki_sockaddr_in); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 526 | |
| 527 | if(VG_(getpeername)(fd, (struct vki_sockaddr *)&paddr, &plen) != -1) { |
| 528 | VG_(message)(Vg_UserMsg, "Open AF_INET socket %d: %s <-> %s", fd, |
| 529 | inet2name(&(laddr.in), llen, lname), |
| 530 | inet2name(&paddr, plen, pname)); |
| 531 | } else { |
| 532 | VG_(message)(Vg_UserMsg, "Open AF_INET socket %d: %s <-> unbound", |
| 533 | fd, inet2name(&(laddr.in), llen, lname)); |
| 534 | } |
| 535 | return; |
| 536 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 537 | case VKI_AF_UNIX: { |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 538 | static char lname[256]; |
| 539 | VG_(message)(Vg_UserMsg, "Open AF_UNIX socket %d: %s", fd, |
| 540 | unix2name(&(laddr.un), llen, lname)); |
| 541 | return; |
| 542 | } |
| 543 | default: |
| 544 | VG_(message)(Vg_UserMsg, "Open pf-%d socket %d:", |
| 545 | laddr.a.sa_family, fd); |
| 546 | return; |
| 547 | } |
| 548 | } |
| 549 | |
| 550 | VG_(message)(Vg_UserMsg, "Open socket %d:", fd); |
| 551 | } |
| 552 | |
| 553 | |
nethercote | 3a42fb8 | 2004-08-03 18:08:50 +0000 | [diff] [blame] | 554 | /* Dump out a summary, and a more detailed list, of open file descriptors. */ |
| 555 | void VG_(show_open_fds) () |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 556 | { |
| 557 | OpenFd *i = allocated_fds; |
| 558 | |
nethercote | 3a42fb8 | 2004-08-03 18:08:50 +0000 | [diff] [blame] | 559 | VG_(message)(Vg_UserMsg, "FILE DESCRIPTORS: %d open at exit.", fd_count); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 560 | |
| 561 | while(i) { |
| 562 | if(i->pathname) { |
| 563 | VG_(message)(Vg_UserMsg, "Open file descriptor %d: %s", i->fd, |
| 564 | i->pathname); |
| 565 | } else { |
| 566 | int val; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 567 | UInt len = sizeof(val); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 568 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 569 | if (VG_(getsockopt)(i->fd, VKI_SOL_SOCKET, VKI_SO_TYPE, &val, &len) == -1) { |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 570 | VG_(message)(Vg_UserMsg, "Open file descriptor %d:", i->fd); |
| 571 | } else { |
| 572 | getsockdetails(i->fd); |
| 573 | } |
| 574 | } |
| 575 | |
| 576 | if(i->where) { |
| 577 | VG_(pp_ExeContext)(i->where); |
| 578 | VG_(message)(Vg_UserMsg, ""); |
| 579 | } else { |
| 580 | VG_(message)(Vg_UserMsg, " <inherited from parent>"); |
| 581 | VG_(message)(Vg_UserMsg, ""); |
| 582 | } |
| 583 | |
| 584 | i = i->next; |
| 585 | } |
| 586 | |
| 587 | VG_(message)(Vg_UserMsg, ""); |
| 588 | } |
| 589 | |
| 590 | /* If /proc/self/fd doesn't exist for some weird reason (like you've |
| 591 | got a kernel that doesn't have /proc support compiled in), then we |
| 592 | need to find out what file descriptors we inherited from our parent |
| 593 | process the hard way - by checking each fd in turn. */ |
| 594 | |
| 595 | static |
| 596 | void do_hacky_preopened() |
| 597 | { |
| 598 | struct vki_rlimit lim; |
| 599 | unsigned int count; |
| 600 | int i; |
| 601 | |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 602 | if (VG_(getrlimit) (VKI_RLIMIT_NOFILE, &lim) == -1) { |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 603 | /* Hmm. getrlimit() failed. Now we're screwed, so just choose |
| 604 | an arbitrarily high number. 1024 happens to be the limit in |
| 605 | the 2.4 kernels. */ |
| 606 | count = 1024; |
| 607 | } else { |
| 608 | count = lim.rlim_cur; |
| 609 | } |
| 610 | |
| 611 | for (i = 0; i < count; i++) |
| 612 | if(VG_(fcntl)(i, VKI_F_GETFL, 0) != -1) |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 613 | VG_(record_fd_open)(-1, i, NULL); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 614 | } |
| 615 | |
| 616 | /* Initialize the list of open file descriptors with the file descriptors |
| 617 | we inherited from out parent process. */ |
| 618 | |
| 619 | void VG_(init_preopened_fds)() |
| 620 | { |
| 621 | int f, ret; |
| 622 | struct vki_dirent d; |
| 623 | |
| 624 | f = VG_(open)("/proc/self/fd", VKI_O_RDONLY, 0); |
| 625 | if(f == -1) { |
| 626 | do_hacky_preopened(); |
| 627 | return; |
| 628 | } |
| 629 | |
| 630 | while((ret = VG_(getdents)(f, &d, sizeof(d))) != 0) { |
| 631 | if(ret == -1) |
| 632 | goto out; |
| 633 | |
| 634 | if(VG_(strcmp)(d.d_name, ".") && VG_(strcmp)(d.d_name, "..")) { |
| 635 | int fno = VG_(atoll)(d.d_name); |
| 636 | |
| 637 | if(fno != f) |
| 638 | if(VG_(clo_track_fds)) |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 639 | VG_(record_fd_open)(-1, fno, VG_(resolve_filename)(fno)); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 640 | } |
| 641 | |
| 642 | VG_(lseek)(f, d.d_off, VKI_SEEK_SET); |
| 643 | } |
| 644 | |
| 645 | out: |
| 646 | VG_(close)(f); |
| 647 | } |
| 648 | |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 649 | static |
| 650 | UInt get_shm_size ( Int shmid ) |
| 651 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 652 | struct vki_shmid_ds buf; |
| 653 | long __res = VG_(do_syscall)(__NR_ipc, 24 /* IPCOP_shmctl */, shmid, VKI_IPC_STAT, 0, &buf); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 654 | if ( VG_(is_kerror) ( __res ) ) |
| 655 | return 0; |
| 656 | |
| 657 | return buf.shm_segsz; |
| 658 | } |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 659 | |
| 660 | static |
| 661 | UInt get_sem_count( Int semid ) |
| 662 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 663 | struct vki_semid_ds buf; |
| 664 | union vki_semun arg; |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 665 | long res; |
| 666 | |
| 667 | arg.buf = &buf; |
| 668 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 669 | res = VG_(do_syscall)(__NR_ipc, 3 /* IPCOP_semctl */, semid, 0, VKI_IPC_STAT, &arg); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 670 | if ( VG_(is_kerror)(res) ) |
| 671 | return 0; |
| 672 | |
| 673 | return buf.sem_nsems; |
| 674 | } |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 675 | |
| 676 | static |
sewardj | 8c82451 | 2002-04-14 04:16:48 +0000 | [diff] [blame] | 677 | Char *strdupcat ( const Char *s1, const Char *s2, ArenaId aid ) |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 678 | { |
| 679 | UInt len = VG_(strlen) ( s1 ) + VG_(strlen) ( s2 ) + 1; |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 680 | Char *result = VG_(arena_malloc) ( aid, len ); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 681 | VG_(strcpy) ( result, s1 ); |
| 682 | VG_(strcat) ( result, s2 ); |
| 683 | return result; |
| 684 | } |
| 685 | |
| 686 | static |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 687 | void pre_mem_read_sendmsg ( ThreadId tid, |
nethercote | 928a5f7 | 2004-11-03 18:10:37 +0000 | [diff] [blame] | 688 | Char *msg, Addr base, SizeT size ) |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 689 | { |
| 690 | Char *outmsg = strdupcat ( "socketcall.sendmsg", msg, VG_AR_TRANSIENT ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 691 | PRE_MEM_READ( outmsg, base, size ); |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 692 | |
| 693 | VG_(arena_free) ( VG_AR_TRANSIENT, outmsg ); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 694 | } |
| 695 | |
| 696 | static |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 697 | void pre_mem_write_recvmsg ( ThreadId tid, |
nethercote | 928a5f7 | 2004-11-03 18:10:37 +0000 | [diff] [blame] | 698 | Char *msg, Addr base, SizeT size ) |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 699 | { |
| 700 | Char *outmsg = strdupcat ( "socketcall.recvmsg", msg, VG_AR_TRANSIENT ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 701 | PRE_MEM_WRITE( outmsg, base, size ); |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 702 | VG_(arena_free) ( VG_AR_TRANSIENT, outmsg ); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 703 | } |
| 704 | |
| 705 | static |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 706 | void post_mem_write_recvmsg ( ThreadId tid, |
nethercote | 928a5f7 | 2004-11-03 18:10:37 +0000 | [diff] [blame] | 707 | Char *fieldName, Addr base, SizeT size ) |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 708 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 709 | POST_MEM_WRITE( base, size ); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 710 | } |
| 711 | |
| 712 | static |
sewardj | 8c82451 | 2002-04-14 04:16:48 +0000 | [diff] [blame] | 713 | void msghdr_foreachfield ( |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 714 | ThreadId tid, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 715 | struct vki_msghdr *msg, |
nethercote | 928a5f7 | 2004-11-03 18:10:37 +0000 | [diff] [blame] | 716 | void (*foreach_func)( ThreadId, Char *, Addr, SizeT ) |
sewardj | 8c82451 | 2002-04-14 04:16:48 +0000 | [diff] [blame] | 717 | ) |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 718 | { |
| 719 | if ( !msg ) |
| 720 | return; |
| 721 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 722 | foreach_func ( tid, "(msg)", (Addr)msg, sizeof( struct vki_msghdr ) ); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 723 | |
| 724 | if ( msg->msg_name ) |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 725 | foreach_func ( tid, |
sewardj | 8c82451 | 2002-04-14 04:16:48 +0000 | [diff] [blame] | 726 | "(msg.msg_name)", |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 727 | (Addr)msg->msg_name, msg->msg_namelen ); |
| 728 | |
| 729 | if ( msg->msg_iov ) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 730 | struct vki_iovec *iov = msg->msg_iov; |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 731 | UInt i; |
| 732 | |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 733 | foreach_func ( tid, |
sewardj | 8c82451 | 2002-04-14 04:16:48 +0000 | [diff] [blame] | 734 | "(msg.msg_iov)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 735 | (Addr)iov, msg->msg_iovlen * sizeof( struct vki_iovec ) ); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 736 | |
| 737 | for ( i = 0; i < msg->msg_iovlen; ++i, ++iov ) |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 738 | foreach_func ( tid, |
sewardj | 8c82451 | 2002-04-14 04:16:48 +0000 | [diff] [blame] | 739 | "(msg.msg_iov[i]", |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 740 | (Addr)iov->iov_base, iov->iov_len ); |
| 741 | } |
| 742 | |
| 743 | if ( msg->msg_control ) |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 744 | foreach_func ( tid, |
sewardj | 8c82451 | 2002-04-14 04:16:48 +0000 | [diff] [blame] | 745 | "(msg.msg_control)", |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 746 | (Addr)msg->msg_control, msg->msg_controllen ); |
| 747 | } |
| 748 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 749 | void check_cmsg_for_fds(Int tid, struct vki_msghdr *msg) |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 750 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 751 | struct vki_cmsghdr *cm = VKI_CMSG_FIRSTHDR(msg); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 752 | |
| 753 | while (cm) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 754 | if (cm->cmsg_level == VKI_SOL_SOCKET && |
| 755 | cm->cmsg_type == VKI_SCM_RIGHTS ) { |
| 756 | int *fds = (int *) VKI_CMSG_DATA(cm); |
| 757 | int fdc = (cm->cmsg_len - VKI_CMSG_ALIGN(sizeof(struct vki_cmsghdr))) |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 758 | / sizeof(int); |
| 759 | int i; |
| 760 | |
| 761 | for (i = 0; i < fdc; i++) |
| 762 | if(VG_(clo_track_fds)) |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 763 | // XXX: must we check the range on these fds with |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 764 | // VG_(fd_allowed)()? |
| 765 | VG_(record_fd_open) (tid, fds[i], VG_(resolve_filename)(fds[i])); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 766 | } |
| 767 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 768 | cm = VKI_CMSG_NXTHDR(msg, cm); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 769 | } |
| 770 | } |
| 771 | |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 772 | static |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 773 | void pre_mem_read_sockaddr ( ThreadId tid, |
| 774 | Char *description, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 775 | struct vki_sockaddr *sa, UInt salen ) |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 776 | { |
sewardj | ff7c1ab | 2003-02-24 21:55:34 +0000 | [diff] [blame] | 777 | Char *outmsg; |
| 778 | |
| 779 | /* NULL/zero-length sockaddrs are legal */ |
| 780 | if ( sa == NULL || salen == 0 ) return; |
| 781 | |
| 782 | outmsg = VG_(arena_malloc) ( VG_AR_TRANSIENT, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 783 | VG_(strlen)( description ) + 30 ); |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 784 | |
| 785 | VG_(sprintf) ( outmsg, description, ".sa_family" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 786 | PRE_MEM_READ( outmsg, (Addr) &sa->sa_family, sizeof(vki_sa_family_t)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 787 | |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 788 | switch (sa->sa_family) { |
| 789 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 790 | case VKI_AF_UNIX: |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 791 | VG_(sprintf) ( outmsg, description, ".sun_path" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 792 | PRE_MEM_RASCIIZ( outmsg, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 793 | (Addr) ((struct vki_sockaddr_un *) sa)->sun_path); |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 794 | break; |
| 795 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 796 | case VKI_AF_INET: |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 797 | VG_(sprintf) ( outmsg, description, ".sin_port" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 798 | PRE_MEM_READ( outmsg, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 799 | (Addr) &((struct vki_sockaddr_in *) sa)->sin_port, |
| 800 | sizeof (((struct vki_sockaddr_in *) sa)->sin_port)); |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 801 | VG_(sprintf) ( outmsg, description, ".sin_addr" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 802 | PRE_MEM_READ( outmsg, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 803 | (Addr) &((struct vki_sockaddr_in *) sa)->sin_addr, |
| 804 | sizeof (struct vki_in_addr)); |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 805 | break; |
| 806 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 807 | case VKI_AF_INET6: |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 808 | VG_(sprintf) ( outmsg, description, ".sin6_port" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 809 | PRE_MEM_READ( outmsg, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 810 | (Addr) &((struct vki_sockaddr_in6 *) sa)->sin6_port, |
| 811 | sizeof (((struct vki_sockaddr_in6 *) sa)->sin6_port)); |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 812 | VG_(sprintf) ( outmsg, description, ".sin6_flowinfo" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 813 | PRE_MEM_READ( outmsg, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 814 | (Addr) &((struct vki_sockaddr_in6 *) sa)->sin6_flowinfo, |
| 815 | sizeof (__vki_u32)); |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 816 | VG_(sprintf) ( outmsg, description, ".sin6_addr" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 817 | PRE_MEM_READ( outmsg, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 818 | (Addr) &((struct vki_sockaddr_in6 *) sa)->sin6_addr, |
| 819 | sizeof (struct vki_in6_addr)); |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 820 | VG_(sprintf) ( outmsg, description, ".sin6_scope_id" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 821 | PRE_MEM_READ( outmsg, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 822 | (Addr) &((struct vki_sockaddr_in6 *) sa)->sin6_scope_id, |
| 823 | sizeof (__vki_u32)); |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 824 | break; |
| 825 | |
| 826 | default: |
| 827 | VG_(sprintf) ( outmsg, description, "" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 828 | PRE_MEM_READ( outmsg, (Addr) sa, salen ); |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 829 | break; |
| 830 | } |
| 831 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 832 | VG_(arena_free) ( VG_AR_TRANSIENT, outmsg ); |
sewardj | c483e8f | 2002-05-03 21:01:35 +0000 | [diff] [blame] | 833 | } |
| 834 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 835 | /* Dereference a pointer to a UInt. */ |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 836 | static UInt deref_UInt ( ThreadId tid, Addr a, Char* s ) |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 837 | { |
| 838 | UInt* a_p = (UInt*)a; |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 839 | PRE_MEM_READ( s, (Addr)a_p, sizeof(UInt) ); |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 840 | if (a_p == NULL) |
| 841 | return 0; |
| 842 | else |
| 843 | return *a_p; |
| 844 | } |
| 845 | |
| 846 | /* Dereference a pointer to a pointer. */ |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 847 | static Addr deref_Addr ( ThreadId tid, Addr a, Char* s ) |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 848 | { |
| 849 | Addr* a_p = (Addr*)a; |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 850 | PRE_MEM_READ( s, (Addr)a_p, sizeof(Addr) ); |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 851 | return *a_p; |
| 852 | } |
| 853 | |
| 854 | static |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 855 | void buf_and_len_pre_check( ThreadId tid, Addr buf_p, Addr buflen_p, |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 856 | Char* buf_s, Char* buflen_s ) |
| 857 | { |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 858 | if (VG_(defined_pre_mem_write)()) { |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 859 | UInt buflen_in = deref_UInt( tid, buflen_p, buflen_s); |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 860 | if (buflen_in > 0) { |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 861 | TL_(pre_mem_write) ( Vg_CoreSysCall, tid, buf_s, buf_p, buflen_in ); |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 862 | } |
| 863 | } |
| 864 | } |
| 865 | |
| 866 | static |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 867 | void buf_and_len_post_check( ThreadId tid, Int res, |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 868 | Addr buf_p, Addr buflen_p, Char* s ) |
| 869 | { |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 870 | if (!VG_(is_kerror)(res) && VG_(defined_post_mem_write)()) { |
njn | 7271864 | 2003-07-24 08:45:32 +0000 | [diff] [blame] | 871 | UInt buflen_out = deref_UInt( tid, buflen_p, s); |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 872 | if (buflen_out > 0 && buf_p != (Addr)NULL) { |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 873 | TL_(post_mem_write) ( Vg_CoreSysCall, tid, buf_p, buflen_out ); |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 874 | } |
| 875 | } |
| 876 | } |
| 877 | |
| 878 | /* --------------------------------------------------------------------- |
| 879 | Data seg end, for brk() |
| 880 | ------------------------------------------------------------------ */ |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 881 | |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 882 | static Addr do_brk(Addr newbrk) |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 883 | { |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 884 | Addr ret = VG_(brk_limit); |
| 885 | static const Bool debug = False; |
| 886 | Segment *seg; |
nethercote | ce47126 | 2004-08-25 13:43:44 +0000 | [diff] [blame] | 887 | Addr current, newaddr; |
| 888 | |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 889 | |
| 890 | if (debug) |
| 891 | VG_(printf)("do_brk: brk_base=%p brk_limit=%p newbrk=%p\n", |
| 892 | VG_(brk_base), VG_(brk_limit), newbrk); |
| 893 | |
| 894 | if (newbrk < VG_(brk_base) || newbrk >= VG_(client_end)) |
| 895 | return VG_(brk_limit); |
| 896 | |
| 897 | /* brk isn't allowed to grow over anything else */ |
| 898 | seg = VG_(find_segment)(VG_(brk_limit)); |
| 899 | |
| 900 | vg_assert(seg != NULL); |
| 901 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 902 | if (0) |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 903 | VG_(printf)("brk_limit=%p seg->addr=%p seg->end=%p\n", |
| 904 | VG_(brk_limit), seg->addr, seg->addr+seg->len); |
| 905 | vg_assert(VG_(brk_limit) >= seg->addr && VG_(brk_limit) <= (seg->addr + seg->len)); |
| 906 | |
| 907 | seg = VG_(next_segment)(seg); |
| 908 | if (seg != NULL && newbrk > seg->addr) |
| 909 | return VG_(brk_limit); |
| 910 | |
nethercote | ce47126 | 2004-08-25 13:43:44 +0000 | [diff] [blame] | 911 | current = PGROUNDUP(VG_(brk_limit)); |
| 912 | newaddr = PGROUNDUP(newbrk); |
| 913 | if (newaddr != current) { |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 914 | |
| 915 | /* new brk in a new page - fix the mappings */ |
| 916 | if (newbrk > VG_(brk_limit)) { |
| 917 | |
| 918 | if (debug) |
| 919 | VG_(printf)(" extending brk: current=%p newaddr=%p delta=%d\n", |
| 920 | current, newaddr, newaddr-current); |
| 921 | |
| 922 | if (newaddr == current) { |
| 923 | ret = newbrk; |
nethercote | b4250ae | 2004-07-10 16:50:09 +0000 | [diff] [blame] | 924 | } else if ((void*)-1 != VG_(mmap)((void*)current, newaddr-current, |
| 925 | VKI_PROT_READ|VKI_PROT_WRITE|VKI_PROT_EXEC, |
| 926 | VKI_MAP_PRIVATE|VKI_MAP_ANONYMOUS|VKI_MAP_FIXED|VKI_MAP_CLIENT, |
| 927 | SF_FIXED|SF_BRK, -1, 0)) |
| 928 | { |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 929 | ret = newbrk; |
| 930 | } |
| 931 | } else { |
| 932 | vg_assert(newbrk < VG_(brk_limit)); |
| 933 | |
| 934 | if (debug) |
| 935 | VG_(printf)(" shrinking brk: current=%p newaddr=%p delta=%d\n", |
| 936 | current, newaddr, current-newaddr); |
| 937 | |
| 938 | if (newaddr != current) { |
nethercote | e567e70 | 2004-07-10 17:49:17 +0000 | [diff] [blame] | 939 | int res = VG_(munmap)((void *)newaddr, current - newaddr); |
| 940 | vg_assert(0 == res); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 941 | } |
| 942 | ret = newbrk; |
| 943 | } |
| 944 | } else |
| 945 | ret = newbrk; |
| 946 | |
| 947 | VG_(brk_limit) = ret; |
| 948 | |
| 949 | return ret; |
| 950 | } |
| 951 | |
| 952 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 953 | /* --------------------------------------------------------------------- |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 954 | Vet file descriptors for sanity |
| 955 | ------------------------------------------------------------------ */ |
| 956 | |
| 957 | /* Return true if we're allowed to use or create this fd */ |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 958 | Bool VG_(fd_allowed)(Int fd, const Char *syscallname, ThreadId tid, Bool soft) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 959 | { |
thughes | ad1c956 | 2004-06-26 11:27:52 +0000 | [diff] [blame] | 960 | if (fd < 0 || fd >= VG_(fd_hard_limit) || fd == VG_(clo_log_fd)) { |
jseward | d9320a4 | 2003-12-12 06:40:05 +0000 | [diff] [blame] | 961 | VG_(message)(Vg_UserMsg, |
| 962 | "Warning: invalid file descriptor %d in syscall %s()", |
nethercote | 1543adf | 2004-10-25 15:43:21 +0000 | [diff] [blame] | 963 | fd, syscallname); |
nethercote | f854867 | 2004-06-21 12:42:35 +0000 | [diff] [blame] | 964 | if (fd == VG_(clo_log_fd)) |
jseward | d9320a4 | 2003-12-12 06:40:05 +0000 | [diff] [blame] | 965 | VG_(message)(Vg_UserMsg, |
nethercote | f854867 | 2004-06-21 12:42:35 +0000 | [diff] [blame] | 966 | " Use --log-fd=<number> to select an alternative log fd."); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 967 | if (VG_(clo_verbosity) > 1) { |
| 968 | ExeContext *ec = VG_(get_ExeContext)(tid); |
| 969 | VG_(pp_ExeContext)(ec); |
| 970 | } |
| 971 | return False; |
| 972 | } |
thughes | ad1c956 | 2004-06-26 11:27:52 +0000 | [diff] [blame] | 973 | else if (soft && fd >= VG_(fd_soft_limit)) { |
| 974 | return False; |
| 975 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 976 | return True; |
| 977 | } |
| 978 | |
| 979 | |
| 980 | /* --------------------------------------------------------------------- |
nethercote | 4fa681f | 2004-11-08 17:51:39 +0000 | [diff] [blame] | 981 | The Main Entertainment ... syscall wrappers |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 982 | ------------------------------------------------------------------ */ |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 983 | |
nethercote | 4fa681f | 2004-11-08 17:51:39 +0000 | [diff] [blame] | 984 | /* Note: the PRE() and POST() wrappers are for the actual functions |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 985 | implementing the system calls in the OS kernel. These mostly have |
nethercote | 4fa681f | 2004-11-08 17:51:39 +0000 | [diff] [blame] | 986 | names like sys_write(); a few have names like old_mmap(). See the |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 987 | comment for VGA_(syscall_table)[] for important info about the __NR_foo |
| 988 | constants and their relationship to the sys_foo() functions. |
nethercote | 4fa681f | 2004-11-08 17:51:39 +0000 | [diff] [blame] | 989 | |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 990 | Some notes about names used for syscalls and args: |
| 991 | - For the --trace-syscalls=yes output, we use the sys_foo() name to avoid |
| 992 | ambiguity. |
| 993 | |
| 994 | - For error messages, we generally use a somewhat generic name |
| 995 | for the syscall (eg. "write" rather than "sys_write"). This should be |
| 996 | good enough for the average user to understand what is happening, |
| 997 | without confusing them with names like "sys_write". |
| 998 | |
| 999 | - Also, for error messages the arg names are mostly taken from the man |
| 1000 | pages (even though many of those man pages are really for glibc |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 1001 | functions of the same name), rather than from the OS kernel source, |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 1002 | for the same reason -- a user presented with a "bogus foo(bar)" arg |
| 1003 | will most likely look at the "foo" man page to see which is the "bar" |
| 1004 | arg. |
nethercote | 8b76fe5 | 2004-11-08 19:20:09 +0000 | [diff] [blame] | 1005 | |
nethercote | 9c311eb | 2004-11-12 18:20:12 +0000 | [diff] [blame] | 1006 | Note that we use our own vki_* types. The one exception is in |
| 1007 | PRE_REG_READn calls, where pointer types haven't been changed, because |
| 1008 | they don't need to be -- eg. for "foo*" to be used, the type foo need not |
| 1009 | be visible. |
| 1010 | |
nethercote | 4fa681f | 2004-11-08 17:51:39 +0000 | [diff] [blame] | 1011 | XXX: some of these are arch-specific, and should be factored out. |
| 1012 | */ |
| 1013 | |
njn | 61fa0af | 2004-11-27 15:22:24 +0000 | [diff] [blame^] | 1014 | #define PRE(name, f) PRE_TEMPLATE( , vgArch_gen, name, f) |
| 1015 | #define POST(name) POST_TEMPLATE( , vgArch_gen, name) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1016 | |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 1017 | #define SYSNO SYSCALL_NUM(tst->arch) // in PRE(x) |
| 1018 | #define res SYSCALL_RET(tst->arch) // in POST(x) |
| 1019 | #define arg1 SYSCALL_ARG1(tst->arch) |
| 1020 | #define arg2 SYSCALL_ARG2(tst->arch) |
| 1021 | #define arg3 SYSCALL_ARG3(tst->arch) |
| 1022 | #define arg4 SYSCALL_ARG4(tst->arch) |
| 1023 | #define arg5 SYSCALL_ARG5(tst->arch) |
| 1024 | #define arg6 SYSCALL_ARG6(tst->arch) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1025 | |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 1026 | #define set_result(val) PLATFORM_SET_SYSCALL_RESULT(tst->arch, (val)) |
| 1027 | |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1028 | #define PRINT(format, args...) \ |
| 1029 | if (VG_(clo_trace_syscalls)) \ |
| 1030 | VG_(printf)(format, ## args) |
| 1031 | |
| 1032 | // Combine two 32-bit values into a 64-bit value |
| 1033 | #define LOHI64(lo,hi) ( (lo) | ((ULong)(hi) << 32) ) |
| 1034 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1035 | PRE(sys_exit_group, Special) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1036 | { |
| 1037 | VG_(core_panic)("syscall exit_group() not caught by the scheduler?!"); |
| 1038 | } |
| 1039 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1040 | PRE(sys_exit, Special) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1041 | { |
| 1042 | VG_(core_panic)("syscall exit() not caught by the scheduler?!"); |
| 1043 | } |
| 1044 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1045 | PRE(sys_sched_yield, Special) |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1046 | { |
| 1047 | VG_(core_panic)("syscall sched_yield() not caught by the scheduler?!"); |
| 1048 | } |
| 1049 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1050 | PRE(sys_ni_syscall, Special) |
nethercote | eb1c7b7 | 2004-11-11 19:43:50 +0000 | [diff] [blame] | 1051 | { |
| 1052 | PRINT("non-existent syscall! (ni_syscall)"); |
| 1053 | PRE_REG_READ0(long, "ni_syscall"); |
| 1054 | set_result( -VKI_ENOSYS ); |
| 1055 | } |
| 1056 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1057 | PRE(sys_set_tid_address, Special) |
rjwalsh | cdf1cb5 | 2004-04-29 08:40:50 +0000 | [diff] [blame] | 1058 | { |
nethercote | 328b769 | 2004-11-17 18:24:10 +0000 | [diff] [blame] | 1059 | // We don't let this syscall run, and don't do anything to simulate it |
| 1060 | // ourselves -- it becomes a no-op! Why? Tom says: |
| 1061 | // |
| 1062 | // I suspect this is deliberate given that all the user level threads |
| 1063 | // are running in the same kernel thread under valgrind so we probably |
| 1064 | // don't want to be calling the actual system call here. |
| 1065 | // |
| 1066 | // Hmm. |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1067 | PRINT("sys_set_tid_address ( %p )", arg1); |
| 1068 | PRE_REG_READ1(long, "set_tid_address", int *, tidptr); |
rjwalsh | cdf1cb5 | 2004-04-29 08:40:50 +0000 | [diff] [blame] | 1069 | } |
| 1070 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1071 | PRE(sys_iopl, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1072 | { |
nethercote | 7f7e4d1 | 2004-11-15 12:28:58 +0000 | [diff] [blame] | 1073 | PRINT("sys_iopl ( %d )", arg1); |
| 1074 | PRE_REG_READ1(long, "iopl", unsigned long, level); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1075 | } |
| 1076 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1077 | PRE(sys_setxattr, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1078 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1079 | PRINT("sys_setxattr ( %p, %p, %p, %llu, %d )", |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1080 | arg1, arg2, arg3, (ULong)arg4, arg5); |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1081 | PRE_REG_READ5(long, "setxattr", |
| 1082 | char *, path, char *, name, |
| 1083 | void *, value, vki_size_t, size, int, flags); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1084 | PRE_MEM_RASCIIZ( "setxattr(path)", arg1 ); |
| 1085 | PRE_MEM_RASCIIZ( "setxattr(name)", arg2 ); |
| 1086 | PRE_MEM_READ( "setxattr(value)", arg3, arg4 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1087 | } |
| 1088 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1089 | PRE(sys_lsetxattr, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1090 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1091 | PRINT("sys_lsetxattr ( %p, %p, %p, %llu, %d )", |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1092 | arg1, arg2, arg3, (ULong)arg4, arg5); |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1093 | PRE_REG_READ5(long, "lsetxattr", |
| 1094 | char *, path, char *, name, |
| 1095 | void *, value, vki_size_t, size, int, flags); |
| 1096 | PRE_MEM_RASCIIZ( "lsetxattr(path)", arg1 ); |
| 1097 | PRE_MEM_RASCIIZ( "lsetxattr(name)", arg2 ); |
| 1098 | PRE_MEM_READ( "lsetxattr(value)", arg3, arg4 ); |
| 1099 | } |
| 1100 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1101 | PRE(sys_fsetxattr, MayBlock) |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1102 | { |
| 1103 | PRINT("sys_fsetxattr ( %d, %p, %p, %llu, %d )", |
| 1104 | arg1, arg2, arg3, (ULong)arg4, arg5); |
| 1105 | PRE_REG_READ5(long, "fsetxattr", |
| 1106 | int, fd, char *, name, void *, value, |
| 1107 | vki_size_t, size, int, flags); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1108 | PRE_MEM_RASCIIZ( "fsetxattr(name)", arg2 ); |
| 1109 | PRE_MEM_READ( "fsetxattr(value)", arg3, arg4 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1110 | } |
| 1111 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1112 | PRE(sys_getxattr, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1113 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1114 | PRINT("sys_getxattr ( %p, %p, %p, %llu )", arg1,arg2,arg3, (ULong)arg4); |
| 1115 | PRE_REG_READ4(ssize_t, "getxattr", |
| 1116 | char *, path, char *, name, void *, value, vki_size_t, size); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1117 | PRE_MEM_RASCIIZ( "getxattr(path)", arg1 ); |
| 1118 | PRE_MEM_RASCIIZ( "getxattr(name)", arg2 ); |
| 1119 | PRE_MEM_WRITE( "getxattr(value)", arg3, arg4 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1120 | } |
| 1121 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1122 | POST(sys_getxattr) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1123 | { |
| 1124 | if (res > 0 && arg3 != (Addr)NULL) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1125 | POST_MEM_WRITE( arg3, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1126 | } |
| 1127 | } |
| 1128 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1129 | PRE(sys_lgetxattr, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1130 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1131 | PRINT("sys_lgetxattr ( %p, %p, %p, %llu )", arg1,arg2,arg3, (ULong)arg4); |
| 1132 | PRE_REG_READ4(ssize_t, "lgetxattr", |
| 1133 | char *, path, char *, name, void *, value, vki_size_t, size); |
| 1134 | PRE_MEM_RASCIIZ( "lgetxattr(path)", arg1 ); |
| 1135 | PRE_MEM_RASCIIZ( "lgetxattr(name)", arg2 ); |
| 1136 | PRE_MEM_WRITE( "lgetxattr(value)", arg3, arg4 ); |
| 1137 | } |
| 1138 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1139 | POST(sys_lgetxattr) |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1140 | { |
| 1141 | if (res > 0 && arg3 != (Addr)NULL) { |
| 1142 | POST_MEM_WRITE( arg3, res ); |
| 1143 | } |
| 1144 | } |
| 1145 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1146 | PRE(sys_fgetxattr, MayBlock) |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1147 | { |
| 1148 | PRINT("sys_fgetxattr ( %d, %p, %p, %llu )", arg1, arg2, arg3, (ULong)arg4); |
| 1149 | PRE_REG_READ4(ssize_t, "fgetxattr", |
| 1150 | int, fd, char *, name, void *, value, vki_size_t, size); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1151 | PRE_MEM_RASCIIZ( "fgetxattr(name)", arg2 ); |
| 1152 | PRE_MEM_WRITE( "fgetxattr(value)", arg3, arg4 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1153 | } |
| 1154 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1155 | POST(sys_fgetxattr) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1156 | { |
| 1157 | if (res > 0 && arg3 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1158 | POST_MEM_WRITE( arg3, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1159 | } |
| 1160 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1161 | PRE(sys_listxattr, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1162 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1163 | PRINT("sys_listxattr ( %p, %p, %llu )", arg1, arg2, (ULong)arg3); |
| 1164 | PRE_REG_READ3(ssize_t, "listxattr", |
| 1165 | char *, path, char *, list, vki_size_t, size); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1166 | PRE_MEM_RASCIIZ( "listxattr(path)", arg1 ); |
| 1167 | PRE_MEM_WRITE( "listxattr(list)", arg2, arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1168 | } |
| 1169 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1170 | POST(sys_listxattr) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1171 | { |
| 1172 | if (res > 0 && arg2 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1173 | POST_MEM_WRITE( arg2, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1174 | } |
| 1175 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1176 | PRE(sys_llistxattr, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1177 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1178 | PRINT("sys_llistxattr ( %p, %p, %llu )", arg1, arg2, (ULong)arg3); |
| 1179 | PRE_REG_READ3(ssize_t, "llistxattr", |
| 1180 | char *, path, char *, list, vki_size_t, size); |
| 1181 | PRE_MEM_RASCIIZ( "llistxattr(path)", arg1 ); |
| 1182 | PRE_MEM_WRITE( "llistxattr(list)", arg2, arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1183 | } |
| 1184 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1185 | POST(sys_llistxattr) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1186 | { |
| 1187 | if (res > 0 && arg2 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1188 | POST_MEM_WRITE( arg2, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1189 | } |
| 1190 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1191 | PRE(sys_flistxattr, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1192 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1193 | PRINT("sys_flistxattr ( %d, %p, %llu )", arg1, arg2, (ULong)arg3); |
| 1194 | PRE_REG_READ3(ssize_t, "flistxattr", |
| 1195 | int, fd, char *, list, vki_size_t, size); |
| 1196 | PRE_MEM_WRITE( "flistxattr(list)", arg2, arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1197 | } |
| 1198 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1199 | POST(sys_flistxattr) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1200 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1201 | if (res > 0 && arg2 != (Addr)NULL) |
| 1202 | POST_MEM_WRITE( arg2, res ); |
| 1203 | } |
| 1204 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1205 | PRE(sys_removexattr, MayBlock) |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1206 | { |
| 1207 | PRINT("sys_removexattr ( %p, %p )", arg1, arg2); |
| 1208 | PRE_REG_READ2(long, "removexattr", char *, path, char *, name); |
| 1209 | PRE_MEM_RASCIIZ( "removexattr(path)", arg1 ); |
| 1210 | PRE_MEM_RASCIIZ( "removexattr(name)", arg2 ); |
| 1211 | } |
| 1212 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1213 | PRE(sys_lremovexattr, MayBlock) |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1214 | { |
| 1215 | PRINT("sys_lremovexattr ( %p, %p )", arg1, arg2); |
| 1216 | PRE_REG_READ2(long, "lremovexattr", char *, path, char *, name); |
| 1217 | PRE_MEM_RASCIIZ( "lremovexattr(path)", arg1 ); |
| 1218 | PRE_MEM_RASCIIZ( "lremovexattr(name)", arg2 ); |
| 1219 | } |
| 1220 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1221 | PRE(sys_fremovexattr, MayBlock) |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1222 | { |
| 1223 | PRINT("sys_fremovexattr ( %d, %p )", arg1, arg2); |
| 1224 | PRE_REG_READ2(long, "fremovexattr", int, fd, char *, name); |
| 1225 | PRE_MEM_RASCIIZ( "fremovexattr(name)", arg2 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1226 | } |
| 1227 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1228 | PRE(sys_quotactl, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1229 | { |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1230 | PRINT("sys_quotactl (0x%x, %p, 0x%x, 0x%x )", arg1,arg2,arg3, arg4); |
| 1231 | PRE_REG_READ4(long, "quotactl", |
| 1232 | unsigned int, cmd, const char *, special, vki_qid_t, id, |
| 1233 | void *, addr); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1234 | PRE_MEM_RASCIIZ( "quotactl(special)", arg2 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1235 | } |
| 1236 | |
nethercote | 5a945af | 2004-11-14 18:37:07 +0000 | [diff] [blame] | 1237 | // XXX: this wrapper is only suitable for 32-bit platforms |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1238 | PRE(sys_lookup_dcookie, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1239 | { |
nethercote | 660e4ee | 2004-11-12 13:29:24 +0000 | [diff] [blame] | 1240 | PRINT("sys_lookup_dcookie (0x%llx, %p, %d)", LOHI64(arg1,arg2), arg3, arg4); |
| 1241 | PRE_REG_READ4(long, "lookup_dcookie", |
| 1242 | vki_u32, cookie_low32, vki_u32, cookie_high32, |
| 1243 | char *, buf, vki_size_t, len); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1244 | PRE_MEM_WRITE( "lookup_dcookie(buf)", arg3, arg4); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1245 | } |
| 1246 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1247 | POST(sys_lookup_dcookie) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1248 | { |
| 1249 | if (arg3 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1250 | POST_MEM_WRITE( arg3, res); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1251 | } |
| 1252 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1253 | PRE(sys_fsync, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1254 | { |
nethercote | dc18c0a | 2004-11-14 20:06:27 +0000 | [diff] [blame] | 1255 | PRINT("sys_fsync ( %d )", arg1); |
| 1256 | PRE_REG_READ1(long, "fsync", unsigned int, fd); |
| 1257 | } |
| 1258 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1259 | PRE(sys_fdatasync, MayBlock) |
nethercote | dc18c0a | 2004-11-14 20:06:27 +0000 | [diff] [blame] | 1260 | { |
| 1261 | PRINT("sys_fdatasync ( %d )", arg1); |
| 1262 | PRE_REG_READ1(long, "fdatasync", unsigned int, fd); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1263 | } |
| 1264 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1265 | PRE(sys_msync, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1266 | { |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 1267 | PRINT("sys_msync ( %p, %llu, %d )", arg1,(ULong)arg2,arg3); |
| 1268 | PRE_REG_READ3(long, "msync", |
| 1269 | unsigned long, start, vki_size_t, length, int, flags); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1270 | PRE_MEM_READ( "msync(start)", arg1, arg2 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1271 | } |
| 1272 | |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1273 | // Nb: getpmsg() and putpmsg() are special additional syscalls used in early |
| 1274 | // versions of LiS (Linux Streams). They are not part of the kernel. |
| 1275 | // Therefore, we have to provide this type ourself, rather than getting it |
| 1276 | // from the kernel sources. |
nethercote | b77dee6 | 2004-11-16 17:13:24 +0000 | [diff] [blame] | 1277 | struct vki_pmsg_strbuf { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1278 | int maxlen; /* no. of bytes in buffer */ |
| 1279 | int len; /* no. of bytes returned */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 1280 | vki_caddr_t buf; /* pointer to data */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1281 | }; |
| 1282 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1283 | PRE(sys_getpmsg, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1284 | { |
| 1285 | /* LiS getpmsg from http://www.gcom.com/home/linux/lis/ */ |
nethercote | b77dee6 | 2004-11-16 17:13:24 +0000 | [diff] [blame] | 1286 | struct vki_pmsg_strbuf *ctrl; |
| 1287 | struct vki_pmsg_strbuf *data; |
| 1288 | PRINT("sys_getpmsg ( %d, %p, %p, %p, %p )", arg1,arg2,arg3,arg4,arg5); |
| 1289 | PRE_REG_READ5(int, "getpmsg", |
| 1290 | int, fd, struct strbuf *, ctrl, struct strbuf *, data, |
| 1291 | int *, bandp, int *, flagsp); |
| 1292 | ctrl = (struct vki_pmsg_strbuf *)arg2; |
| 1293 | data = (struct vki_pmsg_strbuf *)arg3; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1294 | if (ctrl && ctrl->maxlen > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1295 | PRE_MEM_WRITE( "getpmsg(ctrl)", (Addr)ctrl->buf, ctrl->maxlen); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1296 | if (data && data->maxlen > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1297 | PRE_MEM_WRITE( "getpmsg(data)", (Addr)data->buf, data->maxlen); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1298 | if (arg4) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1299 | PRE_MEM_WRITE( "getpmsg(bandp)", (Addr)arg4, sizeof(int)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1300 | if (arg5) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1301 | PRE_MEM_WRITE( "getpmsg(flagsp)", (Addr)arg5, sizeof(int)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1302 | } |
| 1303 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1304 | POST(sys_getpmsg) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1305 | { |
nethercote | b77dee6 | 2004-11-16 17:13:24 +0000 | [diff] [blame] | 1306 | struct vki_pmsg_strbuf *ctrl; |
| 1307 | struct vki_pmsg_strbuf *data; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1308 | |
nethercote | b77dee6 | 2004-11-16 17:13:24 +0000 | [diff] [blame] | 1309 | ctrl = (struct vki_pmsg_strbuf *)arg2; |
| 1310 | data = (struct vki_pmsg_strbuf *)arg3; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1311 | if (res == 0 && ctrl && ctrl->len > 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1312 | POST_MEM_WRITE( (Addr)ctrl->buf, ctrl->len); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1313 | } |
| 1314 | if (res == 0 && data && data->len > 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1315 | POST_MEM_WRITE( (Addr)data->buf, data->len); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1316 | } |
| 1317 | } |
| 1318 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1319 | PRE(sys_putpmsg, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1320 | { |
| 1321 | /* LiS putpmsg from http://www.gcom.com/home/linux/lis/ */ |
nethercote | b77dee6 | 2004-11-16 17:13:24 +0000 | [diff] [blame] | 1322 | struct vki_pmsg_strbuf *ctrl; |
| 1323 | struct vki_pmsg_strbuf *data; |
| 1324 | PRINT("sys_putpmsg ( %d, %p, %p, %d, %d )", arg1,arg2,arg3,arg4,arg5); |
| 1325 | PRE_REG_READ5(int, "putpmsg", |
| 1326 | int, fd, struct strbuf *, ctrl, struct strbuf *, data, |
| 1327 | int, band, int, flags); |
| 1328 | ctrl = (struct vki_pmsg_strbuf *)arg2; |
| 1329 | data = (struct vki_pmsg_strbuf *)arg3; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1330 | if (ctrl && ctrl->len > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1331 | PRE_MEM_READ( "putpmsg(ctrl)", (Addr)ctrl->buf, ctrl->len); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1332 | if (data && data->len > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1333 | PRE_MEM_READ( "putpmsg(data)", (Addr)data->buf, data->len); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1334 | } |
| 1335 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1336 | PRE(sys_getitimer, NBRunInLWP) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1337 | { |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1338 | PRINT("sys_getitimer ( %d, %p )", arg1, arg2); |
| 1339 | PRE_REG_READ2(long, "getitimer", int, which, struct itimerval *, value); |
| 1340 | PRE_MEM_WRITE( "getitimer(value)", arg2, sizeof(struct vki_itimerval) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1341 | } |
| 1342 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1343 | POST(sys_getitimer) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1344 | { |
| 1345 | if (arg2 != (Addr)NULL) { |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 1346 | POST_MEM_WRITE(arg2, sizeof(struct vki_itimerval)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1347 | } |
| 1348 | } |
| 1349 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1350 | PRE(sys_setitimer, NBRunInLWP) |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1351 | { |
| 1352 | PRINT("sys_setitimer ( %d, %p, %p )", arg1,arg2,arg3); |
| 1353 | PRE_REG_READ3(long, "setitimer", |
| 1354 | int, which, |
| 1355 | struct itimerval *, value, struct itimerval *, ovalue); |
| 1356 | if (arg2 != (Addr)NULL) |
| 1357 | PRE_MEM_READ( "setitimer(value)", arg2, sizeof(struct vki_itimerval) ); |
| 1358 | if (arg3 != (Addr)NULL) |
| 1359 | PRE_MEM_WRITE( "setitimer(ovalue)", arg3, sizeof(struct vki_itimerval)); |
| 1360 | } |
| 1361 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1362 | POST(sys_setitimer) |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1363 | { |
| 1364 | if (arg3 != (Addr)NULL) { |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 1365 | POST_MEM_WRITE(arg3, sizeof(struct vki_itimerval)); |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1366 | } |
| 1367 | } |
| 1368 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1369 | PRE(sys_chroot, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1370 | { |
nethercote | 71f05f3 | 2004-11-12 18:49:27 +0000 | [diff] [blame] | 1371 | PRINT("sys_chroot ( %p )", arg1); |
| 1372 | PRE_REG_READ1(long, "chroot", const char *, path); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1373 | PRE_MEM_RASCIIZ( "chroot(path)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1374 | } |
| 1375 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1376 | PRE(sys_madvise, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1377 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 1378 | PRINT("sys_madvise ( %p, %llu, %d )", arg1,(ULong)arg2,arg3); |
| 1379 | PRE_REG_READ3(long, "madvise", |
| 1380 | unsigned long, start, vki_size_t, length, int, advice); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1381 | } |
| 1382 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1383 | PRE(sys_mremap, Special) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1384 | { |
nethercote | 27ea8bc | 2004-07-10 17:21:14 +0000 | [diff] [blame] | 1385 | // Nb: this is different to the glibc version described in the man pages, |
| 1386 | // which lacks the fifth 'new_address' argument. |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 1387 | PRINT("sys_mremap ( %p, %llu, %d, 0x%x, %p )", |
| 1388 | arg1, (ULong)arg2, arg3, arg4, arg5); |
| 1389 | PRE_REG_READ5(unsigned long, "mremap", |
| 1390 | unsigned long, old_addr, unsigned long, old_size, |
| 1391 | unsigned long, new_size, unsigned long, flags, |
| 1392 | unsigned long, new_addr); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 1393 | set_result( mremap_segment((Addr)arg1, arg2, (Addr)arg5, arg3, arg4, tid) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1394 | } |
| 1395 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1396 | PRE(sys_nice, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1397 | { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 1398 | PRINT("sys_nice ( %d )", arg1); |
| 1399 | PRE_REG_READ1(long, "nice", int, inc); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1400 | } |
| 1401 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1402 | PRE(sys_sched_getscheduler, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1403 | { |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1404 | PRINT("sys_sched_getscheduler ( %d )", arg1); |
| 1405 | PRE_REG_READ1(long, "sched_getscheduler", vki_pid_t, pid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1406 | } |
| 1407 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1408 | PRE(sys_sched_setscheduler, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1409 | { |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1410 | PRINT("sys_sched_setscheduler ( %d, %d, %p )", arg1,arg2,arg3); |
| 1411 | PRE_REG_READ3(long, "sched_setscheduler", |
| 1412 | vki_pid_t, pid, int, policy, struct sched_param *, p); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 1413 | if (arg3 != 0) |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1414 | PRE_MEM_READ( "sched_setscheduler(p)", |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1415 | arg3, sizeof(struct vki_sched_param)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1416 | } |
| 1417 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1418 | PRE(sys_mlock, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1419 | { |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 1420 | PRINT("sys_mlock ( %p, %llu )", arg1, (ULong)arg2); |
| 1421 | PRE_REG_READ2(long, "mlock", unsigned long, addr, vki_size_t, len); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1422 | } |
| 1423 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1424 | PRE(sys_munlock, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1425 | { |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 1426 | PRINT("sys_munlock ( %p, %llu )", arg1, (ULong)arg2); |
| 1427 | PRE_REG_READ2(long, "munlock", unsigned long, addr, vki_size_t, len); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1428 | } |
| 1429 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1430 | PRE(sys_mlockall, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1431 | { |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 1432 | PRINT("sys_mlockall ( %x )", arg1); |
| 1433 | PRE_REG_READ1(long, "mlockall", int, flags); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1434 | } |
| 1435 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1436 | PRE(sys_munlockall, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1437 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 1438 | PRINT("sys_munlockall ( )"); |
| 1439 | PRE_REG_READ0(long, "munlockall"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1440 | } |
| 1441 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1442 | PRE(sys_sched_get_priority_max, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1443 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1444 | PRINT("sched_get_priority_max ( %d )", arg1); |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1445 | PRE_REG_READ1(long, "sched_get_priority_max", int, policy); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1446 | } |
| 1447 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1448 | PRE(sys_sched_get_priority_min, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1449 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1450 | PRINT("sched_get_priority_min ( %d )", arg1); |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1451 | PRE_REG_READ1(long, "sched_get_priority_min", int, policy); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1452 | } |
| 1453 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1454 | PRE(sys_setpriority, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1455 | { |
nethercote | dc18c0a | 2004-11-14 20:06:27 +0000 | [diff] [blame] | 1456 | PRINT("sys_setpriority ( %d, %d, %d )", arg1, arg2, arg3); |
| 1457 | PRE_REG_READ3(long, "setpriority", int, which, int, who, int, prio); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1458 | } |
| 1459 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1460 | PRE(sys_getpriority, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1461 | { |
nethercote | dc18c0a | 2004-11-14 20:06:27 +0000 | [diff] [blame] | 1462 | PRINT("sys_getpriority ( %d, %d )", arg1, arg2); |
| 1463 | PRE_REG_READ2(long, "getpriority", int, which, int, who); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1464 | } |
| 1465 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1466 | PRE(sys_setregid16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1467 | { |
nethercote | 17258dc | 2004-11-12 19:55:08 +0000 | [diff] [blame] | 1468 | PRINT("sys_setregid16 ( %d, %d )", arg1, arg2); |
| 1469 | PRE_REG_READ2(long, "setregid16", vki_old_gid_t, rgid, vki_old_gid_t, egid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1470 | } |
| 1471 | |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 1472 | // XXX: only for 32-bit archs |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1473 | PRE(sys_pwrite64, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1474 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 1475 | PRINT("sys_pwrite64 ( %d, %p, %llu, %lld )", |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1476 | arg1, arg2, (ULong)arg3, LOHI64(arg4,arg5)); |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 1477 | PRE_REG_READ5(ssize_t, "pwrite64", |
| 1478 | unsigned int, fd, const char *, buf, vki_size_t, count, |
| 1479 | vki_u32, offset_low32, vki_u32, offset_high32); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1480 | PRE_MEM_READ( "pwrite64(buf)", arg2, arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1481 | } |
| 1482 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1483 | PRE(sys_sync, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1484 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 1485 | PRINT("sys_sync ( )"); |
| 1486 | PRE_REG_READ0(long, "sync"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1487 | } |
| 1488 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1489 | PRE(sys_fstatfs, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1490 | { |
nethercote | dc18c0a | 2004-11-14 20:06:27 +0000 | [diff] [blame] | 1491 | PRINT("sys_fstatfs ( %d, %p )",arg1,arg2); |
| 1492 | PRE_REG_READ2(long, "fstatfs", |
| 1493 | unsigned int, fd, struct statfs *, buf); |
| 1494 | PRE_MEM_WRITE( "fstatfs(buf)", arg2, sizeof(struct vki_statfs) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1495 | } |
| 1496 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1497 | POST(sys_fstatfs) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1498 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1499 | POST_MEM_WRITE( arg2, sizeof(struct vki_statfs) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1500 | } |
| 1501 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1502 | PRE(sys_fstatfs64, 0) |
thughes | a996d3b | 2004-09-24 22:57:17 +0000 | [diff] [blame] | 1503 | { |
nethercote | dc18c0a | 2004-11-14 20:06:27 +0000 | [diff] [blame] | 1504 | PRINT("sys_fstatfs64 ( %d, %llu, %p )",arg1,(ULong)arg2,arg3); |
| 1505 | PRE_REG_READ3(long, "fstatfs64", |
| 1506 | unsigned int, fd, vki_size_t, size, struct statfs64 *, buf); |
| 1507 | PRE_MEM_WRITE( "fstatfs64(buf)", arg3, arg2 ); |
thughes | a996d3b | 2004-09-24 22:57:17 +0000 | [diff] [blame] | 1508 | } |
| 1509 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1510 | POST(sys_fstatfs64) |
thughes | a996d3b | 2004-09-24 22:57:17 +0000 | [diff] [blame] | 1511 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1512 | POST_MEM_WRITE( arg3, arg2 ); |
thughes | a996d3b | 2004-09-24 22:57:17 +0000 | [diff] [blame] | 1513 | } |
| 1514 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1515 | PRE(sys_getsid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1516 | { |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1517 | PRINT("sys_getsid ( %d )", arg1); |
| 1518 | PRE_REG_READ1(long, "getsid", vki_pid_t, pid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1519 | } |
| 1520 | |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 1521 | // XXX: only for 32-bit archs |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1522 | PRE(sys_pread64, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1523 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 1524 | PRINT("sys_pread64 ( %d, %p, %llu, %lld )", |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1525 | arg1, arg2, (ULong)arg3, LOHI64(arg4,arg5)); |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 1526 | PRE_REG_READ5(ssize_t, "pread64", |
| 1527 | unsigned int, fd, char *, buf, vki_size_t, count, |
| 1528 | vki_u32, offset_low32, vki_u32, offset_high32); |
| 1529 | PRE_MEM_WRITE( "pread64(buf)", arg2, arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1530 | } |
| 1531 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1532 | POST(sys_pread64) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1533 | { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1534 | if (res > 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1535 | POST_MEM_WRITE( arg2, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1536 | } |
| 1537 | } |
| 1538 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1539 | PRE(sys_mknod, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1540 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 1541 | PRINT("sys_mknod ( %p, 0x%x, 0x%x )", arg1, arg2, arg3 ); |
| 1542 | PRE_REG_READ3(long, "mknod", |
| 1543 | const char *, pathname, int, mode, unsigned, dev); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1544 | PRE_MEM_RASCIIZ( "mknod(pathname)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1545 | } |
| 1546 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1547 | PRE(sys_flock, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1548 | { |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 1549 | PRINT("sys_flock ( %d, %d )", arg1, arg2 ); |
| 1550 | PRE_REG_READ2(long, "flock", unsigned int, fd, unsigned int, operation); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1551 | } |
| 1552 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1553 | PRE(sys_init_module, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1554 | { |
nethercote | 0eafe55 | 2004-11-15 16:40:40 +0000 | [diff] [blame] | 1555 | PRINT("sys_init_module ( %p, %llu, %p )", arg1, (ULong)arg2, arg3 ); |
| 1556 | PRE_REG_READ3(long, "init_module", |
| 1557 | void *, umod, unsigned long, len, const char *, uargs); |
| 1558 | PRE_MEM_READ( "init_module(umod)", arg1, arg2 ); |
| 1559 | PRE_MEM_RASCIIZ( "init_module(uargs)", arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1560 | } |
| 1561 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1562 | PRE(sys_capget, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1563 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 1564 | PRINT("sys_capget ( %p, %p )", arg1, arg2 ); |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1565 | PRE_REG_READ2(long, "capget", |
| 1566 | vki_cap_user_header_t, header, vki_cap_user_data_t, data); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1567 | PRE_MEM_READ( "capget(header)", arg1, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 1568 | sizeof(struct __vki_user_cap_header_struct) ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1569 | PRE_MEM_WRITE( "capget(data)", arg2, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 1570 | sizeof(struct __vki_user_cap_data_struct) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1571 | } |
| 1572 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1573 | POST(sys_capget) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1574 | { |
| 1575 | if (arg2 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1576 | POST_MEM_WRITE( arg2, sizeof(struct __vki_user_cap_data_struct) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1577 | } |
| 1578 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1579 | PRE(sys_capset, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1580 | { |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1581 | PRINT("sys_capset ( %p, %p )", arg1, arg2 ); |
| 1582 | PRE_REG_READ2(long, "capset", |
| 1583 | vki_cap_user_header_t, header, |
| 1584 | const vki_cap_user_data_t, data); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1585 | PRE_MEM_READ( "capset(header)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 1586 | arg1, sizeof(struct __vki_user_cap_header_struct) ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1587 | PRE_MEM_READ( "capset(data)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 1588 | arg2, sizeof(struct __vki_user_cap_data_struct) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1589 | } |
| 1590 | |
nethercote | a81e916 | 2004-02-12 14:34:14 +0000 | [diff] [blame] | 1591 | // Pre_read a char** argument. |
| 1592 | void pre_argv_envp(Addr a, ThreadId tid, Char* s1, Char* s2) |
| 1593 | { |
| 1594 | while (True) { |
| 1595 | Addr a_deref = deref_Addr( tid, a, s1 ); |
| 1596 | if (0 == a_deref) |
| 1597 | break; |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1598 | PRE_MEM_RASCIIZ( s2, a_deref ); |
nethercote | a81e916 | 2004-02-12 14:34:14 +0000 | [diff] [blame] | 1599 | a += sizeof(char*); |
| 1600 | } |
| 1601 | } |
| 1602 | |
nethercote | 7310afb | 2004-11-12 15:41:06 +0000 | [diff] [blame] | 1603 | // XXX: prototype here seemingly doesn't match the prototype for i386-linux, |
| 1604 | // but it seems to work nonetheless... |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1605 | PRE(sys_execve, Special) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1606 | { |
nethercote | 7310afb | 2004-11-12 15:41:06 +0000 | [diff] [blame] | 1607 | PRINT("sys_execve ( %p(%s), %p, %p )", arg1, arg1, arg2, arg3); |
| 1608 | PRE_REG_READ3(vki_off_t, "execve", |
| 1609 | char *, filename, char **, argv, char **, envp); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1610 | PRE_MEM_RASCIIZ( "execve(filename)", arg1 ); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 1611 | if (arg2 != 0) |
thughes | 7f72d01 | 2004-07-21 16:23:38 +0000 | [diff] [blame] | 1612 | pre_argv_envp( arg2, tid, "execve(argv)", "execve(argv[i])" ); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 1613 | if (arg3 != 0) |
thughes | 4b9e015 | 2004-06-19 13:02:34 +0000 | [diff] [blame] | 1614 | pre_argv_envp( arg3, tid, "execve(envp)", "execve(envp[i])" ); |
fitzhardinge | e1c06d8 | 2003-10-30 07:21:44 +0000 | [diff] [blame] | 1615 | |
| 1616 | /* Erk. If the exec fails, then the following will have made a |
| 1617 | mess of things which makes it hard for us to continue. The |
| 1618 | right thing to do is piece everything together again in |
| 1619 | POST(execve), but that's hard work. Instead, we make an effort |
| 1620 | to check that the execve will work before actually calling |
| 1621 | exec. */ |
| 1622 | { |
| 1623 | struct vki_stat st; |
| 1624 | Int ret = VG_(stat)((Char *)arg1, &st); |
| 1625 | |
| 1626 | if (ret < 0) { |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 1627 | set_result( ret ); |
fitzhardinge | e1c06d8 | 2003-10-30 07:21:44 +0000 | [diff] [blame] | 1628 | return; |
| 1629 | } |
thughes | 90efa30 | 2004-09-25 16:13:55 +0000 | [diff] [blame] | 1630 | /* just look for regular file with any X bit set |
fitzhardinge | e1c06d8 | 2003-10-30 07:21:44 +0000 | [diff] [blame] | 1631 | XXX do proper permissions check? |
| 1632 | */ |
thughes | 90efa30 | 2004-09-25 16:13:55 +0000 | [diff] [blame] | 1633 | if ((st.st_mode & 0100111) == 0100000) { |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 1634 | set_result( -VKI_EACCES ); |
fitzhardinge | e1c06d8 | 2003-10-30 07:21:44 +0000 | [diff] [blame] | 1635 | return; |
| 1636 | } |
| 1637 | } |
| 1638 | |
| 1639 | /* Resistance is futile. Nuke all other threads. POSIX mandates |
| 1640 | this. (Really, nuke them all, since the new process will make |
| 1641 | its own new thread.) */ |
| 1642 | VG_(nuke_all_threads_except)( VG_INVALID_THREADID ); |
| 1643 | |
fitzhardinge | 5408c06 | 2004-01-04 23:52:59 +0000 | [diff] [blame] | 1644 | { |
nethercote | 60a96c5 | 2004-08-03 13:08:31 +0000 | [diff] [blame] | 1645 | // Remove the valgrind-specific stuff from the environment so the |
| 1646 | // child doesn't get our libpthread and other stuff. This is |
| 1647 | // done unconditionally, since if we are tracing the child, |
| 1648 | // stage1/2 will set up the appropriate client environment. |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1649 | Char** envp = (Char**)arg3; |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1650 | |
| 1651 | if (envp != NULL) { |
nethercote | 60a96c5 | 2004-08-03 13:08:31 +0000 | [diff] [blame] | 1652 | VG_(env_remove_valgrind_env_stuff)( envp ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1653 | } |
fitzhardinge | 5408c06 | 2004-01-04 23:52:59 +0000 | [diff] [blame] | 1654 | } |
| 1655 | |
| 1656 | if (VG_(clo_trace_children)) { |
nethercote | f6a1d50 | 2004-08-09 12:21:57 +0000 | [diff] [blame] | 1657 | Char* optvar = VG_(build_child_VALGRINDCLO)( (Char*)arg1 ); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1658 | |
nethercote | f6a1d50 | 2004-08-09 12:21:57 +0000 | [diff] [blame] | 1659 | // Set VALGRINDCLO and VALGRINDLIB in arg3 (the environment) |
| 1660 | VG_(env_setenv)( (Char***)&arg3, VALGRINDCLO, optvar); |
| 1661 | VG_(env_setenv)( (Char***)&arg3, VALGRINDLIB, VG_(libdir)); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1662 | |
nethercote | f6a1d50 | 2004-08-09 12:21:57 +0000 | [diff] [blame] | 1663 | // Create executable name: "/proc/self/fd/<vgexecfd>", update arg1 |
nethercote | a8c1e92 | 2004-10-26 10:57:24 +0000 | [diff] [blame] | 1664 | arg1 = (Addr)VG_(build_child_exename)(); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1665 | } |
| 1666 | |
| 1667 | if (0) { |
| 1668 | Char **cpp; |
| 1669 | |
| 1670 | VG_(printf)("exec: %s\n", (Char *)arg1); |
| 1671 | for(cpp = (Char **)arg2; cpp && *cpp; cpp++) |
nethercote | f6a1d50 | 2004-08-09 12:21:57 +0000 | [diff] [blame] | 1672 | VG_(printf)("argv: %s\n", *cpp); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1673 | for(cpp = (Char **)arg3; cpp && *cpp; cpp++) |
nethercote | f6a1d50 | 2004-08-09 12:21:57 +0000 | [diff] [blame] | 1674 | VG_(printf)("env: %s\n", *cpp); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1675 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1676 | |
fitzhardinge | f0dd7e1 | 2004-01-16 02:17:30 +0000 | [diff] [blame] | 1677 | /* Set our real sigmask to match the client's sigmask so that the |
| 1678 | exec'd child will get the right mask. First we need to clear |
| 1679 | out any pending signals so they they don't get delivered, which |
| 1680 | would confuse things. |
| 1681 | |
| 1682 | XXX This is a bug - the signals should remain pending, and be |
| 1683 | delivered to the new process after exec. There's also a |
| 1684 | race-condition, since if someone delivers us a signal between |
| 1685 | the sigprocmask and the execve, we'll still get the signal. Oh |
| 1686 | well. |
| 1687 | */ |
| 1688 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 1689 | vki_sigset_t allsigs; |
| 1690 | vki_siginfo_t info; |
fitzhardinge | f0dd7e1 | 2004-01-16 02:17:30 +0000 | [diff] [blame] | 1691 | static const struct vki_timespec zero = { 0, 0 }; |
| 1692 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 1693 | VG_(sigfillset)(&allsigs); |
| 1694 | while(VG_(sigtimedwait)(&allsigs, &info, &zero) > 0) |
fitzhardinge | f0dd7e1 | 2004-01-16 02:17:30 +0000 | [diff] [blame] | 1695 | ; |
| 1696 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 1697 | VG_(sigprocmask)(VKI_SIG_SETMASK, &tst->sig_mask, NULL); |
fitzhardinge | f0dd7e1 | 2004-01-16 02:17:30 +0000 | [diff] [blame] | 1698 | } |
| 1699 | |
fitzhardinge | b50068f | 2004-02-24 23:42:55 +0000 | [diff] [blame] | 1700 | /* restore the DATA rlimit for the child */ |
| 1701 | VG_(setrlimit)(VKI_RLIMIT_DATA, &VG_(client_rlimit_data)); |
| 1702 | |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 1703 | set_result( VG_(do_syscall)(__NR_execve, arg1, arg2, arg3) ); |
fitzhardinge | e1c06d8 | 2003-10-30 07:21:44 +0000 | [diff] [blame] | 1704 | |
| 1705 | /* If we got here, then the execve failed. We've already made too much of a mess |
| 1706 | of ourselves to continue, so we have to abort. */ |
nethercote | e70bd7d | 2004-08-18 14:37:17 +0000 | [diff] [blame] | 1707 | VG_(message)(Vg_UserMsg, "execve(%p(%s), %p, %p) failed, errno %d", |
fitzhardinge | e1c06d8 | 2003-10-30 07:21:44 +0000 | [diff] [blame] | 1708 | arg1, arg1, arg2, arg3, -res); |
| 1709 | VG_(core_panic)("EXEC FAILED: I can't recover from execve() failing, so I'm dying.\n" |
| 1710 | "Add more stringent tests in PRE(execve), or work out how to recover."); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1711 | } |
| 1712 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1713 | PRE(sys_access, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1714 | { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 1715 | PRINT("sys_access ( %p(%s), %d )", arg1,arg1,arg2); |
| 1716 | PRE_REG_READ2(long, "access", const char *, pathname, int, mode); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1717 | PRE_MEM_RASCIIZ( "access(pathname)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1718 | } |
| 1719 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1720 | PRE(sys_alarm, NBRunInLWP) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1721 | { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 1722 | PRINT("sys_alarm ( %d )", arg1); |
| 1723 | PRE_REG_READ1(unsigned long, "alarm", unsigned int, seconds); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1724 | } |
| 1725 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1726 | PRE(sys_brk, Special) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1727 | { |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1728 | Addr brk_limit = VG_(brk_limit); |
| 1729 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1730 | /* libc says: int brk(void *end_data_segment); |
| 1731 | kernel says: void* brk(void* end_data_segment); (more or less) |
| 1732 | |
| 1733 | libc returns 0 on success, and -1 (and sets errno) on failure. |
| 1734 | Nb: if you ask to shrink the dataseg end below what it |
| 1735 | currently is, that always succeeds, even if the dataseg end |
| 1736 | doesn't actually change (eg. brk(0)). Unless it seg faults. |
| 1737 | |
| 1738 | Kernel returns the new dataseg end. If the brk() failed, this |
| 1739 | will be unchanged from the old one. That's why calling (kernel) |
| 1740 | brk(0) gives the current dataseg end (libc brk() just returns |
| 1741 | zero in that case). |
| 1742 | |
| 1743 | Both will seg fault if you shrink it back into a text segment. |
| 1744 | */ |
nethercote | 9c311eb | 2004-11-12 18:20:12 +0000 | [diff] [blame] | 1745 | PRINT("sys_brk ( %p )", arg1); |
| 1746 | PRE_REG_READ1(unsigned long, "brk", unsigned long, end_data_segment); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1747 | |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 1748 | set_result( do_brk(arg1) ); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1749 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1750 | if (res == arg1) { |
| 1751 | /* brk() succeeded */ |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1752 | if (res < brk_limit) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1753 | /* successfully shrunk the data segment. */ |
| 1754 | VG_TRACK( die_mem_brk, (Addr)arg1, |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1755 | brk_limit-arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1756 | } else |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1757 | if (res > brk_limit) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1758 | /* successfully grew the data segment */ |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1759 | VG_TRACK( new_mem_brk, brk_limit, |
| 1760 | arg1-brk_limit ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1761 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1762 | } else { |
| 1763 | /* brk() failed */ |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 1764 | vg_assert(brk_limit == res); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1765 | } |
| 1766 | } |
| 1767 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1768 | PRE(sys_chdir, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1769 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 1770 | PRINT("sys_chdir ( %p )", arg1); |
| 1771 | PRE_REG_READ1(long, "chdir", const char *, path); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1772 | PRE_MEM_RASCIIZ( "chdir(path)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1773 | } |
| 1774 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1775 | PRE(sys_chmod, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1776 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 1777 | PRINT("sys_chmod ( %p, %d )", arg1,arg2); |
| 1778 | PRE_REG_READ2(long, "chmod", const char *, path, vki_mode_t, mode); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1779 | PRE_MEM_RASCIIZ( "chmod(path)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1780 | } |
| 1781 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1782 | PRE(sys_chown16, 0) |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1783 | { |
| 1784 | PRINT("sys_chown16 ( %p, 0x%x, 0x%x )", arg1,arg2,arg3); |
| 1785 | PRE_REG_READ3(long, "chown16", |
| 1786 | const char *, path, |
| 1787 | vki_old_uid_t, owner, vki_old_gid_t, group); |
| 1788 | PRE_MEM_RASCIIZ( "chown16(path)", arg1 ); |
| 1789 | } |
| 1790 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1791 | PRE(sys_chown, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1792 | { |
| 1793 | /* int chown(const char *path, uid_t owner, gid_t group); */ |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1794 | PRINT("sys_chown ( %p, 0x%x, 0x%x )", arg1,arg2,arg3); |
| 1795 | PRE_REG_READ3(long, "chown", |
| 1796 | const char *, path, vki_uid_t, owner, vki_gid_t, group); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1797 | PRE_MEM_RASCIIZ( "chown(path)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1798 | } |
| 1799 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1800 | PRE(sys_lchown, 0) |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1801 | { |
| 1802 | PRINT("sys_lchown ( %p, 0x%x, 0x%x )", arg1,arg2,arg3); |
| 1803 | PRE_REG_READ3(long, "lchown", |
| 1804 | const char *, path, vki_uid_t, owner, vki_gid_t, group); |
| 1805 | PRE_MEM_RASCIIZ( "lchown(path)", arg1 ); |
| 1806 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1807 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1808 | PRE(sys_close, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1809 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 1810 | PRINT("sys_close ( %d )", arg1); |
| 1811 | PRE_REG_READ1(long, "close", unsigned int, fd); |
| 1812 | |
nethercote | f854867 | 2004-06-21 12:42:35 +0000 | [diff] [blame] | 1813 | /* Detect and negate attempts by the client to close Valgrind's log fd */ |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 1814 | if (!VG_(fd_allowed)(arg1, "close", tid, False)) |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 1815 | set_result( -VKI_EBADF ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1816 | } |
| 1817 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1818 | POST(sys_close) |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 1819 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 1820 | if (VG_(clo_track_fds)) record_fd_close(tid, arg1); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 1821 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1822 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1823 | PRE(sys_dup, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1824 | { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 1825 | PRINT("sys_dup ( %d )", arg1); |
| 1826 | PRE_REG_READ1(long, "dup", unsigned int, oldfd); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1827 | } |
| 1828 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1829 | POST(sys_dup) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1830 | { |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 1831 | if (!VG_(fd_allowed)(res, "dup", tid, True)) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1832 | VG_(close)(res); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 1833 | set_result( -VKI_EMFILE ); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 1834 | } else { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 1835 | if (VG_(clo_track_fds)) |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 1836 | VG_(record_fd_open)(tid, res, VG_(resolve_filename)(res)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1837 | } |
| 1838 | } |
| 1839 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1840 | PRE(sys_dup2, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1841 | { |
nethercote | 71f05f3 | 2004-11-12 18:49:27 +0000 | [diff] [blame] | 1842 | PRINT("sys_dup2 ( %d, %d )", arg1,arg2); |
| 1843 | PRE_REG_READ2(long, "dup2", unsigned int, oldfd, unsigned int, newfd); |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 1844 | if (!VG_(fd_allowed)(arg2, "dup2", tid, True)) |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 1845 | set_result( -VKI_EBADF ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1846 | } |
| 1847 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1848 | POST(sys_dup2) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1849 | { |
nethercote | 71f05f3 | 2004-11-12 18:49:27 +0000 | [diff] [blame] | 1850 | if (VG_(clo_track_fds)) |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 1851 | VG_(record_fd_open)(tid, res, VG_(resolve_filename)(res)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1852 | } |
| 1853 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1854 | PRE(sys_fchdir, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1855 | { |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 1856 | PRINT("sys_fchdir ( %d )", arg1); |
| 1857 | PRE_REG_READ1(long, "fchdir", unsigned int, fd); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1858 | } |
| 1859 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1860 | PRE(sys_fchown16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1861 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1862 | PRINT("sys_fchown16 ( %d, %d, %d )", arg1,arg2,arg3); |
| 1863 | PRE_REG_READ3(long, "fchown16", |
| 1864 | unsigned int, fd, vki_old_uid_t, owner, vki_old_gid_t, group); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1865 | } |
| 1866 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1867 | PRE(sys_fchown, 0) |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1868 | { |
| 1869 | PRINT("sys_fchown ( %d, %d, %d )", arg1,arg2,arg3); |
| 1870 | PRE_REG_READ3(long, "fchown", |
| 1871 | unsigned int, fd, vki_uid_t, owner, vki_gid_t, group); |
| 1872 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1873 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1874 | PRE(sys_fchmod, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1875 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 1876 | PRINT("sys_fchmod ( %d, %d )", arg1,arg2); |
nethercote | dc18c0a | 2004-11-14 20:06:27 +0000 | [diff] [blame] | 1877 | PRE_REG_READ2(long, "fchmod", unsigned int, fildes, vki_mode_t, mode); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1878 | } |
| 1879 | |
njn | cfb8ad5 | 2004-11-23 14:57:49 +0000 | [diff] [blame] | 1880 | void common_pre_fcntl(Bool is64, ThreadId tid, ThreadState* tst) |
| 1881 | { |
| 1882 | switch (arg2) { |
| 1883 | // These ones ignore arg3. |
| 1884 | case VKI_F_GETFD: |
| 1885 | case VKI_F_GETFL: |
| 1886 | case VKI_F_GETOWN: |
| 1887 | case VKI_F_SETOWN: |
| 1888 | case VKI_F_GETSIG: |
| 1889 | case VKI_F_SETSIG: |
| 1890 | case VKI_F_GETLEASE: |
| 1891 | if (is64) { |
| 1892 | PRINT("sys_fcntl64 ( %d, %d )", arg1,arg2); |
| 1893 | PRE_REG_READ2(long, "fcntl64", unsigned int, fd, unsigned int, cmd); |
| 1894 | } else { |
| 1895 | PRINT("sys_fcntl ( %d, %d )", arg1,arg2); |
| 1896 | PRE_REG_READ2(long, "fcntl", unsigned int, fd, unsigned int, cmd); |
| 1897 | } |
| 1898 | break; |
| 1899 | |
| 1900 | // These ones use arg3 as "arg". |
| 1901 | case VKI_F_DUPFD: |
| 1902 | case VKI_F_SETFD: |
| 1903 | case VKI_F_SETFL: |
| 1904 | case VKI_F_SETLEASE: |
| 1905 | case VKI_F_NOTIFY: |
| 1906 | if (is64) { |
| 1907 | PRINT("sys_fcntl64[arg3=='arg'] ( %d, %d, %d )", arg1,arg2,arg3); |
| 1908 | PRE_REG_READ3(long, "fcntl64", |
| 1909 | unsigned int, fd, unsigned int, cmd, unsigned long, arg); |
| 1910 | } else { |
| 1911 | PRINT("sys_fcntl[arg3=='arg'] ( %d, %d, %d )", arg1,arg2,arg3); |
| 1912 | PRE_REG_READ3(long, "fcntl", |
| 1913 | unsigned int, fd, unsigned int, cmd, unsigned long, arg); |
| 1914 | } |
| 1915 | break; |
| 1916 | |
| 1917 | // These ones use arg3 as "lock". |
| 1918 | case VKI_F_GETLK: |
| 1919 | case VKI_F_SETLK: |
| 1920 | case VKI_F_SETLKW: |
| 1921 | case VKI_F_GETLK64: |
| 1922 | case VKI_F_SETLK64: |
| 1923 | case VKI_F_SETLKW64: |
| 1924 | if (is64) { |
| 1925 | PRINT("sys_fcntl64[arg3=='lock'] ( %d, %d, %p )", arg1,arg2,arg3); |
| 1926 | PRE_REG_READ3(long, "fcntl64", |
| 1927 | unsigned int, fd, unsigned int, cmd, |
| 1928 | struct flock64 *, lock); |
| 1929 | } else { |
| 1930 | PRINT("sys_fcntl[arg3=='lock'] ( %d, %d, %p )", arg1,arg2,arg3); |
| 1931 | PRE_REG_READ3(long, "fcntl", |
| 1932 | unsigned int, fd, unsigned int, cmd, |
| 1933 | struct flock64 *, lock); |
| 1934 | } |
| 1935 | break; |
| 1936 | } |
| 1937 | } |
| 1938 | |
| 1939 | PRE(sys_fcntl, 0) |
| 1940 | { |
| 1941 | common_pre_fcntl(/*is64*/False, tid, tst); |
| 1942 | |
| 1943 | if (arg2 == VKI_F_SETLKW) |
| 1944 | tst->sys_flags |= MayBlock; |
| 1945 | } |
| 1946 | |
| 1947 | POST(sys_fcntl) |
| 1948 | { |
| 1949 | if (arg2 == VKI_F_DUPFD) { |
| 1950 | if (!VG_(fd_allowed)(res, "fcntl(DUPFD)", tid, True)) { |
| 1951 | VG_(close)(res); |
| 1952 | set_result( -VKI_EMFILE ); |
| 1953 | } else { |
| 1954 | if (VG_(clo_track_fds)) |
| 1955 | VG_(record_fd_open)(tid, res, VG_(resolve_filename)(res)); |
| 1956 | } |
| 1957 | } |
| 1958 | } |
| 1959 | |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 1960 | // XXX: wrapper only suitable for 32-bit systems |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1961 | PRE(sys_fcntl64, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1962 | { |
njn | cfb8ad5 | 2004-11-23 14:57:49 +0000 | [diff] [blame] | 1963 | common_pre_fcntl(/*is64*/True, tid, tst); |
| 1964 | |
thughes | d4b51a6 | 2004-07-29 21:20:11 +0000 | [diff] [blame] | 1965 | if (arg2 == VKI_F_SETLKW || arg2 == VKI_F_SETLKW64) |
| 1966 | tst->sys_flags |= MayBlock; |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 1967 | } |
| 1968 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1969 | POST(sys_fcntl64) |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 1970 | { |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 1971 | if (arg2 == VKI_F_DUPFD) { |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 1972 | if (!VG_(fd_allowed)(res, "fcntl64(DUPFD)", tid, True)) { |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 1973 | VG_(close)(res); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 1974 | set_result( -VKI_EMFILE ); |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 1975 | } else { |
| 1976 | if (VG_(clo_track_fds)) |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 1977 | VG_(record_fd_open)(tid, res, VG_(resolve_filename)(res)); |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 1978 | } |
| 1979 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1980 | } |
| 1981 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1982 | PRE(sys_newfstat, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1983 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 1984 | PRINT("sys_newfstat ( %d, %p )", arg1,arg2); |
| 1985 | PRE_REG_READ2(long, "fstat", unsigned int, fd, struct stat *, buf); |
| 1986 | PRE_MEM_WRITE( "fstat(buf)", arg2, sizeof(struct vki_stat) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1987 | } |
| 1988 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1989 | POST(sys_newfstat) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1990 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 1991 | POST_MEM_WRITE( arg2, sizeof(struct vki_stat) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1992 | } |
| 1993 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 1994 | static vki_sigset_t fork_saved_mask; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1995 | |
nethercote | 75a8c98 | 2004-11-11 19:03:34 +0000 | [diff] [blame] | 1996 | // In Linux, the sys_fork() function varies across architectures, but we |
| 1997 | // ignore the various args it gets, and so it looks arch-neutral. Hmm. |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 1998 | PRE(sys_fork, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 1999 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2000 | vki_sigset_t mask; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2001 | |
nethercote | 75a8c98 | 2004-11-11 19:03:34 +0000 | [diff] [blame] | 2002 | PRINT("sys_fork ( )"); |
| 2003 | PRE_REG_READ0(long, "fork"); |
| 2004 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2005 | vg_assert(VG_(gettid)() == VG_(main_pid)); |
| 2006 | |
| 2007 | /* Block all signals during fork, so that we can fix things up in |
| 2008 | the child without being interrupted. */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2009 | VG_(sigfillset)(&mask); |
| 2010 | VG_(sigprocmask)(VKI_SIG_SETMASK, &mask, &fork_saved_mask); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2011 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2012 | do_atfork_pre(tid); |
| 2013 | } |
| 2014 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2015 | POST(sys_fork) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2016 | { |
| 2017 | if (res == 0) { |
| 2018 | do_atfork_child(tid); |
| 2019 | |
| 2020 | /* I am the child. Nuke all other threads which I might |
| 2021 | have inherited from my parent. POSIX mandates this. */ |
| 2022 | VG_(nuke_all_threads_except)( tid ); |
| 2023 | |
| 2024 | /* XXX TODO: tid 1 is special, and is presumed to be present. |
| 2025 | We should move this TID to 1 in the child. */ |
| 2026 | |
| 2027 | /* restore signal mask */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2028 | VG_(sigprocmask)(VKI_SIG_SETMASK, &fork_saved_mask, NULL); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2029 | } else { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2030 | PRINT(" fork: process %d created child %d\n", VG_(main_pid), res); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2031 | |
| 2032 | do_atfork_parent(tid); |
| 2033 | |
| 2034 | /* restore signal mask */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2035 | VG_(sigprocmask)(VKI_SIG_SETMASK, &fork_saved_mask, NULL); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2036 | } |
| 2037 | } |
| 2038 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2039 | PRE(sys_ftruncate, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2040 | { |
nethercote | 5a945af | 2004-11-14 18:37:07 +0000 | [diff] [blame] | 2041 | PRINT("sys_ftruncate ( %d, %lld )", arg1,(ULong)arg2); |
| 2042 | PRE_REG_READ2(long, "ftruncate", unsigned int, fd, unsigned long, length); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2043 | } |
| 2044 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2045 | PRE(sys_truncate, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2046 | { |
nethercote | 5a945af | 2004-11-14 18:37:07 +0000 | [diff] [blame] | 2047 | PRINT("sys_truncate ( %p(%s), %d )", arg1,arg1,arg2); |
| 2048 | PRE_REG_READ2(long, "truncate", |
| 2049 | const char *, path, unsigned long, length); |
| 2050 | PRE_MEM_RASCIIZ( "truncate(path)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2051 | } |
| 2052 | |
nethercote | 5a945af | 2004-11-14 18:37:07 +0000 | [diff] [blame] | 2053 | // XXX: this wrapper is only suitable for 32-bit platforms |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2054 | PRE(sys_ftruncate64, MayBlock) |
nethercote | 5a945af | 2004-11-14 18:37:07 +0000 | [diff] [blame] | 2055 | { |
| 2056 | PRINT("sys_ftruncate64 ( %d, %lld )", arg1, LOHI64(arg2,arg3)); |
| 2057 | PRE_REG_READ3(long, "ftruncate64", |
| 2058 | unsigned int, fd, |
| 2059 | vki_u32, length_low32, vki_u32, length_high32); |
| 2060 | } |
| 2061 | |
| 2062 | // XXX: this wrapper is only suitable for 32-bit platforms |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2063 | PRE(sys_truncate64, MayBlock) |
nethercote | 5a945af | 2004-11-14 18:37:07 +0000 | [diff] [blame] | 2064 | { |
| 2065 | PRINT("sys_truncate64 ( %p, %lld )", arg1, LOHI64(arg2, arg3)); |
| 2066 | PRE_REG_READ3(long, "truncate64", |
| 2067 | const char *, path, |
| 2068 | vki_u32, length_low32, vki_u32, length_high32); |
| 2069 | PRE_MEM_RASCIIZ( "truncate64(path)", arg1 ); |
| 2070 | } |
| 2071 | |
| 2072 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2073 | PRE(sys_getdents, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2074 | { |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 2075 | PRINT("sys_getdents ( %d, %p, %d )", arg1,arg2,arg3); |
| 2076 | PRE_REG_READ3(long, "getdents", |
| 2077 | unsigned int, fd, struct linux_dirent *, dirp, |
| 2078 | unsigned int, count); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2079 | PRE_MEM_WRITE( "getdents(dirp)", arg2, arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2080 | } |
| 2081 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2082 | POST(sys_getdents) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2083 | { |
| 2084 | if (res > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2085 | POST_MEM_WRITE( arg2, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2086 | } |
| 2087 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2088 | PRE(sys_getdents64, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2089 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 2090 | PRINT("sys_getdents64 ( %d, %p, %d )",arg1,arg2,arg3); |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 2091 | PRE_REG_READ3(long, "getdents64", |
| 2092 | unsigned int, fd, struct linux_dirent64 *, dirp, |
| 2093 | unsigned int, count); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2094 | PRE_MEM_WRITE( "getdents64(dirp)", arg2, arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2095 | } |
| 2096 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2097 | POST(sys_getdents64) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2098 | { |
| 2099 | if (res > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2100 | POST_MEM_WRITE( arg2, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2101 | } |
| 2102 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2103 | PRE(sys_getgroups16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2104 | { |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 2105 | PRINT("sys_getgroups16 ( %d, %p )", arg1, arg2); |
| 2106 | PRE_REG_READ2(long, "getgroups16", int, size, vki_old_gid_t *, list); |
| 2107 | if (arg1 > 0) |
| 2108 | PRE_MEM_WRITE( "getgroups16(list)", arg2, arg1 * sizeof(vki_old_gid_t) ); |
| 2109 | } |
| 2110 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2111 | POST(sys_getgroups16) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 2112 | { |
| 2113 | if (arg1 > 0 && res > 0) |
| 2114 | POST_MEM_WRITE( arg2, res * sizeof(vki_old_gid_t) ); |
| 2115 | } |
| 2116 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2117 | PRE(sys_getgroups, 0) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 2118 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 2119 | PRINT("sys_getgroups ( %d, %p )", arg1, arg2); |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 2120 | PRE_REG_READ2(long, "getgroups", int, size, vki_gid_t *, list); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2121 | if (arg1 > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2122 | PRE_MEM_WRITE( "getgroups(list)", arg2, arg1 * sizeof(vki_gid_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2123 | } |
| 2124 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2125 | POST(sys_getgroups) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2126 | { |
| 2127 | if (arg1 > 0 && res > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2128 | POST_MEM_WRITE( arg2, res * sizeof(vki_gid_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2129 | } |
| 2130 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2131 | PRE(sys_getcwd, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2132 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 2133 | // Note that the kernel version of getcwd() behaves quite differently to |
| 2134 | // the glibc one. |
| 2135 | PRINT("sys_getcwd ( %p, %llu )", arg1,(ULong)arg2); |
| 2136 | PRE_REG_READ2(long, "getcwd", char *, buf, unsigned long, size); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2137 | PRE_MEM_WRITE( "getcwd(buf)", arg1, arg2 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2138 | } |
| 2139 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2140 | POST(sys_getcwd) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2141 | { |
| 2142 | if (res != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2143 | POST_MEM_WRITE( arg1, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2144 | } |
| 2145 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2146 | PRE(sys_geteuid16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2147 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 2148 | PRINT("sys_geteuid16 ( )"); |
| 2149 | PRE_REG_READ0(long, "geteuid16"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2150 | } |
| 2151 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2152 | PRE(sys_geteuid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2153 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 2154 | PRINT("sys_geteuid ( )"); |
| 2155 | PRE_REG_READ0(long, "geteuid"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2156 | } |
| 2157 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2158 | PRE(sys_getegid16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2159 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 2160 | PRINT("sys_getegid16 ( )"); |
| 2161 | PRE_REG_READ0(long, "getegid16"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2162 | } |
| 2163 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2164 | PRE(sys_getegid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2165 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 2166 | PRINT("sys_getegid ( )"); |
| 2167 | PRE_REG_READ0(long, "getegid"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2168 | } |
| 2169 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2170 | PRE(sys_getgid16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2171 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 2172 | PRINT("sys_getgid16 ( )"); |
| 2173 | PRE_REG_READ0(long, "getgid16"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2174 | } |
| 2175 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2176 | PRE(sys_getgid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2177 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 2178 | PRINT("sys_getgid ( )"); |
| 2179 | PRE_REG_READ0(long, "getgid"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2180 | } |
| 2181 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2182 | PRE(sys_getpid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2183 | { |
nethercote | 4e632c2 | 2004-11-09 16:45:33 +0000 | [diff] [blame] | 2184 | PRINT("sys_getpid ()"); |
| 2185 | PRE_REG_READ0(long, "getpid"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2186 | } |
| 2187 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2188 | PRE(sys_getpgid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2189 | { |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 2190 | PRINT("sys_getpgid ( %d )", arg1); |
| 2191 | PRE_REG_READ1(long, "getpgid", vki_pid_t, pid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2192 | } |
| 2193 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2194 | PRE(sys_getpgrp, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2195 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 2196 | PRINT("sys_getpgrp ()"); |
| 2197 | PRE_REG_READ0(long, "getpgrp"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2198 | } |
| 2199 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2200 | PRE(sys_getppid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2201 | { |
nethercote | 4e632c2 | 2004-11-09 16:45:33 +0000 | [diff] [blame] | 2202 | PRINT("sys_getppid ()"); |
| 2203 | PRE_REG_READ0(long, "getppid"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2204 | } |
| 2205 | |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 2206 | static void common_post_getrlimit(ThreadId tid, UWord a1, UWord a2) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2207 | { |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 2208 | POST_MEM_WRITE( a2, sizeof(struct vki_rlimit) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2209 | |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 2210 | switch (a1) { |
| 2211 | case VKI_RLIMIT_NOFILE: |
| 2212 | ((struct vki_rlimit *)a2)->rlim_cur = VG_(fd_soft_limit); |
| 2213 | ((struct vki_rlimit *)a2)->rlim_max = VG_(fd_hard_limit); |
| 2214 | break; |
nethercote | 535f03b | 2004-02-15 15:32:51 +0000 | [diff] [blame] | 2215 | |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 2216 | case VKI_RLIMIT_DATA: |
| 2217 | *((struct vki_rlimit *)a2) = VG_(client_rlimit_data); |
| 2218 | break; |
fitzhardinge | b50068f | 2004-02-24 23:42:55 +0000 | [diff] [blame] | 2219 | |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 2220 | case VKI_RLIMIT_STACK: |
| 2221 | *((struct vki_rlimit *)a2) = VG_(client_rlimit_stack); |
| 2222 | break; |
fitzhardinge | b50068f | 2004-02-24 23:42:55 +0000 | [diff] [blame] | 2223 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2224 | } |
| 2225 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2226 | PRE(sys_old_getrlimit, 0) |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 2227 | { |
| 2228 | PRINT("sys_old_getrlimit ( %d, %p )", arg1,arg2); |
| 2229 | PRE_REG_READ2(long, "old_getrlimit", |
| 2230 | unsigned int, resource, struct rlimit *, rlim); |
| 2231 | PRE_MEM_WRITE( "old_getrlimit(rlim)", arg2, sizeof(struct vki_rlimit) ); |
| 2232 | } |
| 2233 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2234 | POST(sys_old_getrlimit) |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 2235 | { |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 2236 | common_post_getrlimit(tid, arg1, arg2); |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 2237 | } |
| 2238 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2239 | PRE(sys_getrlimit, 0) |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 2240 | { |
| 2241 | PRINT("sys_getrlimit ( %d, %p )", arg1,arg2); |
| 2242 | PRE_REG_READ2(long, "getrlimit", |
| 2243 | unsigned int, resource, struct rlimit *, rlim); |
| 2244 | PRE_MEM_WRITE( "getrlimit(rlim)", arg2, sizeof(struct vki_rlimit) ); |
| 2245 | } |
| 2246 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2247 | POST(sys_getrlimit) |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 2248 | { |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 2249 | common_post_getrlimit(tid, arg1, arg2); |
nethercote | 620154f | 2004-11-12 21:21:07 +0000 | [diff] [blame] | 2250 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2251 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2252 | PRE(sys_getrusage, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2253 | { |
| 2254 | /* int getrusage (int who, struct rusage *usage); */ |
nethercote | f1049bf | 2004-11-14 17:03:47 +0000 | [diff] [blame] | 2255 | PRINT("sys_getrusage ( %d, %p )", arg1,arg2); |
| 2256 | PRE_REG_READ2(long, "getrusage", int, who, struct rusage *, usage); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2257 | PRE_MEM_WRITE( "getrusage(usage)", arg2, sizeof(struct vki_rusage) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2258 | } |
| 2259 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2260 | POST(sys_getrusage) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2261 | { |
| 2262 | if (res == 0) |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 2263 | POST_MEM_WRITE( arg2, sizeof(struct vki_rusage) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2264 | } |
| 2265 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2266 | PRE(sys_gettimeofday, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2267 | { |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 2268 | PRINT("sys_gettimeofday ( %p, %p )", arg1,arg2); |
| 2269 | PRE_REG_READ2(long, "gettimeofday", |
| 2270 | struct timeval *, tv, struct timezone *, tz); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2271 | PRE_MEM_WRITE( "gettimeofday(tv)", arg1, sizeof(struct vki_timeval) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2272 | if (arg2 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2273 | PRE_MEM_WRITE( "gettimeofday(tz)", arg2, sizeof(struct vki_timezone) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2274 | } |
| 2275 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2276 | POST(sys_gettimeofday) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2277 | { |
| 2278 | if (res == 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2279 | POST_MEM_WRITE( arg1, sizeof(struct vki_timeval) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2280 | if (arg2 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2281 | POST_MEM_WRITE( arg2, sizeof(struct vki_timezone) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2282 | } |
| 2283 | } |
| 2284 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2285 | PRE(sys_settimeofday, 0) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 2286 | { |
| 2287 | PRINT("sys_settimeofday ( %p, %p )", arg1,arg2); |
| 2288 | PRE_REG_READ2(long, "settimeofday", |
| 2289 | struct timeval *, tv, struct timezone *, tz); |
| 2290 | PRE_MEM_READ( "settimeofday(tv)", arg1, sizeof(struct vki_timeval) ); |
| 2291 | if (arg2 != 0) { |
| 2292 | PRE_MEM_READ( "settimeofday(tz)", arg2, sizeof(struct vki_timezone) ); |
| 2293 | /* maybe should warn if tz->tz_dsttime is non-zero? */ |
| 2294 | } |
| 2295 | } |
| 2296 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2297 | PRE(sys_getuid16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2298 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 2299 | PRINT("sys_getuid16 ( )"); |
| 2300 | PRE_REG_READ0(long, "getuid16"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2301 | } |
| 2302 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2303 | PRE(sys_getuid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2304 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 2305 | PRINT("sys_getuid ( )"); |
| 2306 | PRE_REG_READ0(long, "getuid"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2307 | } |
| 2308 | |
nethercote | 7f7e4d1 | 2004-11-15 12:28:58 +0000 | [diff] [blame] | 2309 | // XXX: x86-specific |
| 2310 | // XXX: should use the constants here (eg. SHMAT), not the numbers directly! |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2311 | PRE(sys_ipc, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2312 | { |
nethercote | 7f7e4d1 | 2004-11-15 12:28:58 +0000 | [diff] [blame] | 2313 | PRINT("sys_ipc ( %d, %d, %d, %d, %p, %d )", arg1,arg2,arg3,arg4,arg5,arg6); |
| 2314 | // XXX: this is simplistic -- some args are not used in all circumstances. |
| 2315 | PRE_REG_READ6(int, "ipc", |
| 2316 | vki_uint, call, int, first, int, second, int, third, |
| 2317 | void *, ptr, long, fifth) |
| 2318 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2319 | switch (arg1 /* call */) { |
| 2320 | case 1: /* IPCOP_semop */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2321 | PRE_MEM_READ( "semop(sops)", arg5, arg3 * sizeof(struct vki_sembuf) ); |
thughes | 024f25d | 2004-07-29 22:40:07 +0000 | [diff] [blame] | 2322 | tst->sys_flags |= MayBlock; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2323 | break; |
| 2324 | case 2: /* IPCOP_semget */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2325 | break; |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2326 | case 3: /* IPCOP_semctl */ |
| 2327 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2328 | union vki_semun *arg = (union vki_semun *)arg5; |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2329 | switch (arg4 /* cmd */) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2330 | case VKI_IPC_INFO: |
| 2331 | case VKI_SEM_INFO: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2332 | { |
| 2333 | Addr buf = deref_Addr( tid, (Addr)&arg->__buf, "semctl(IPC_INFO, arg)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2334 | PRE_MEM_WRITE( "semctl(IPC_INFO, arg->buf)", buf, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2335 | sizeof(struct vki_seminfo) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2336 | break; |
| 2337 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2338 | case VKI_IPC_STAT: |
| 2339 | case VKI_SEM_STAT: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2340 | { |
| 2341 | Addr buf = deref_Addr( tid, (Addr)&arg->buf, "semctl(IPC_STAT, arg)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2342 | PRE_MEM_WRITE( "semctl(IPC_STAT, arg->buf)", buf, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2343 | sizeof(struct vki_semid_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2344 | break; |
| 2345 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2346 | case VKI_IPC_SET: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2347 | { |
| 2348 | Addr buf = deref_Addr( tid, (Addr)&arg->buf, "semctl(IPC_SET, arg)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2349 | PRE_MEM_READ( "semctl(IPC_SET, arg->buf)", buf, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2350 | sizeof(struct vki_semid_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2351 | break; |
| 2352 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2353 | case VKI_GETALL: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2354 | { |
| 2355 | Addr array = deref_Addr( tid, (Addr)&arg->array, "semctl(IPC_GETALL, arg)" ); |
| 2356 | UInt nsems = get_sem_count( arg2 ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2357 | PRE_MEM_WRITE( "semctl(IPC_GETALL, arg->array)", array, |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2358 | sizeof(short) * nsems ); |
| 2359 | break; |
| 2360 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2361 | case VKI_SETALL: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2362 | { |
| 2363 | Addr array = deref_Addr( tid, (Addr)&arg->array, "semctl(IPC_SETALL, arg)" ); |
| 2364 | UInt nsems = get_sem_count( arg2 ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2365 | PRE_MEM_READ( "semctl(IPC_SETALL, arg->array)", array, |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2366 | sizeof(short) * nsems ); |
| 2367 | break; |
| 2368 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2369 | case VKI_SETVAL: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2370 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2371 | PRE_MEM_READ( "semctl(IPC_SETVAL, arg->array)", |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2372 | (Addr)&arg->val, sizeof(arg->val) ); |
| 2373 | break; |
| 2374 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2375 | case VKI_IPC_INFO|VKI_IPC_64: |
| 2376 | case VKI_SEM_INFO|VKI_IPC_64: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2377 | { |
| 2378 | Addr buf = deref_Addr( tid, (Addr)&arg->__buf, "semctl(IPC_INFO, arg)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2379 | PRE_MEM_WRITE( "semctl(IPC_INFO, arg->buf)", buf, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2380 | sizeof(struct vki_seminfo) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2381 | break; |
| 2382 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2383 | case VKI_IPC_STAT|VKI_IPC_64: |
| 2384 | case VKI_SEM_STAT|VKI_IPC_64: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2385 | { |
| 2386 | Addr buf = deref_Addr( tid, (Addr)&arg->buf, "semctl(IPC_STAT, arg)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2387 | PRE_MEM_WRITE( "semctl(IPC_STAT, arg->buf)", buf, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2388 | sizeof(struct vki_semid64_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2389 | break; |
| 2390 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2391 | case VKI_IPC_SET|VKI_IPC_64: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2392 | { |
| 2393 | Addr buf = deref_Addr( tid, (Addr)&arg->buf, "semctl(IPC_SET, arg)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2394 | PRE_MEM_READ( "semctl(IPC_SET, arg->buf)", buf, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2395 | sizeof(struct vki_semid64_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2396 | break; |
| 2397 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2398 | case VKI_GETALL|VKI_IPC_64: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2399 | { |
| 2400 | Addr array = deref_Addr( tid, (Addr)&arg->array, "semctl(IPC_GETALL, arg)" ); |
| 2401 | UInt nsems = get_sem_count( arg2 ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2402 | PRE_MEM_WRITE( "semctl(IPC_GETALL, arg->array)", array, |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2403 | sizeof(short) * nsems ); |
| 2404 | break; |
| 2405 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2406 | case VKI_SETALL|VKI_IPC_64: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2407 | { |
| 2408 | Addr array = deref_Addr( tid, (Addr)&arg->array, "semctl(IPC_SETALL, arg)" ); |
| 2409 | UInt nsems = get_sem_count( arg2 ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2410 | PRE_MEM_READ( "semctl(IPC_SETALL, arg->array)", array, |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2411 | sizeof(short) * nsems ); |
| 2412 | break; |
| 2413 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2414 | case VKI_SETVAL|VKI_IPC_64: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2415 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2416 | PRE_MEM_READ( "semctl(IPC_SETVAL, arg->array)", |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2417 | (Addr)&arg->val, sizeof(arg->val) ); |
| 2418 | break; |
| 2419 | } |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2420 | default: |
| 2421 | break; |
| 2422 | } |
| 2423 | break; |
| 2424 | } |
thughes | 0376628 | 2004-06-13 14:23:00 +0000 | [diff] [blame] | 2425 | case 4: /* IPCOP_semtimedop */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2426 | PRE_MEM_READ( "semtimedop(sops)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2427 | arg3 * sizeof(struct vki_sembuf) ); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 2428 | if (arg6 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2429 | PRE_MEM_READ( "semtimedop(timeout)", arg6, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2430 | sizeof(struct vki_timespec) ); |
thughes | 024f25d | 2004-07-29 22:40:07 +0000 | [diff] [blame] | 2431 | tst->sys_flags |= MayBlock; |
thughes | 0376628 | 2004-06-13 14:23:00 +0000 | [diff] [blame] | 2432 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2433 | case 11: /* IPCOP_msgsnd */ |
| 2434 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2435 | struct vki_msgbuf *msgp = (struct vki_msgbuf *)arg5; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2436 | Int msgsz = arg3; |
| 2437 | |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2438 | PRE_MEM_READ( "msgsnd(msgp->mtype)", |
nethercote | a8c1e92 | 2004-10-26 10:57:24 +0000 | [diff] [blame] | 2439 | (Addr)&msgp->mtype, sizeof(msgp->mtype) ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2440 | PRE_MEM_READ( "msgsnd(msgp->mtext)", |
nethercote | a8c1e92 | 2004-10-26 10:57:24 +0000 | [diff] [blame] | 2441 | (Addr)msgp->mtext, msgsz ); |
thughes | 024f25d | 2004-07-29 22:40:07 +0000 | [diff] [blame] | 2442 | |
| 2443 | if ((arg4 & VKI_IPC_NOWAIT) == 0) |
| 2444 | tst->sys_flags |= MayBlock; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2445 | break; |
| 2446 | } |
| 2447 | case 12: /* IPCOP_msgrcv */ |
| 2448 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2449 | struct vki_msgbuf *msgp; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2450 | Int msgsz = arg3; |
| 2451 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2452 | msgp = (struct vki_msgbuf *)deref_Addr( tid, |
| 2453 | (Addr) (&((struct vki_ipc_kludge *)arg5)->msgp), |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2454 | "msgrcv(msgp)" ); |
| 2455 | |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2456 | PRE_MEM_WRITE( "msgrcv(msgp->mtype)", |
nethercote | a8c1e92 | 2004-10-26 10:57:24 +0000 | [diff] [blame] | 2457 | (Addr)&msgp->mtype, sizeof(msgp->mtype) ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2458 | PRE_MEM_WRITE( "msgrcv(msgp->mtext)", |
nethercote | a8c1e92 | 2004-10-26 10:57:24 +0000 | [diff] [blame] | 2459 | (Addr)msgp->mtext, msgsz ); |
thughes | 024f25d | 2004-07-29 22:40:07 +0000 | [diff] [blame] | 2460 | |
| 2461 | if ((arg4 & VKI_IPC_NOWAIT) == 0) |
| 2462 | tst->sys_flags |= MayBlock; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2463 | break; |
| 2464 | } |
| 2465 | case 13: /* IPCOP_msgget */ |
| 2466 | break; |
| 2467 | case 14: /* IPCOP_msgctl */ |
| 2468 | { |
| 2469 | switch (arg3 /* cmd */) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2470 | case VKI_IPC_INFO: |
| 2471 | case VKI_MSG_INFO: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2472 | PRE_MEM_WRITE( "msgctl(IPC_INFO, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2473 | sizeof(struct vki_msginfo) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2474 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2475 | case VKI_IPC_STAT: |
| 2476 | case VKI_MSG_STAT: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2477 | PRE_MEM_WRITE( "msgctl(IPC_STAT, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2478 | sizeof(struct vki_msqid_ds) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2479 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2480 | case VKI_IPC_SET: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2481 | PRE_MEM_READ( "msgctl(IPC_SET, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2482 | sizeof(struct vki_msqid_ds) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2483 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2484 | case VKI_IPC_INFO|VKI_IPC_64: |
| 2485 | case VKI_MSG_INFO|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2486 | PRE_MEM_WRITE( "msgctl(IPC_INFO, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2487 | sizeof(struct vki_msginfo) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2488 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2489 | case VKI_IPC_STAT|VKI_IPC_64: |
| 2490 | case VKI_MSG_STAT|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2491 | PRE_MEM_WRITE( "msgctl(IPC_STAT, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2492 | sizeof(struct vki_msqid64_ds) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2493 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2494 | case VKI_IPC_SET|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2495 | PRE_MEM_READ( "msgctl(IPC_SET, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2496 | sizeof(struct vki_msqid64_ds) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2497 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2498 | default: |
| 2499 | break; |
| 2500 | } |
| 2501 | break; |
| 2502 | } |
| 2503 | case 21: /* IPCOP_shmat */ |
| 2504 | { |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 2505 | UInt shmid = arg2; |
| 2506 | UInt segmentSize = get_shm_size ( shmid ); |
| 2507 | |
| 2508 | /* If they didn't ask for a particular address, then place it |
| 2509 | like an mmap. */ |
| 2510 | if (arg5 == 0) |
| 2511 | arg5 = VG_(find_map_space)(0, segmentSize, True); |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 2512 | else if (!VG_(valid_client_addr)(arg5, segmentSize, tid, "shmat")) |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 2513 | set_result( -VKI_EINVAL ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2514 | break; |
| 2515 | } |
| 2516 | case 22: /* IPCOP_shmdt */ |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 2517 | if (!VG_(valid_client_addr)(arg5, 1, tid, "shmdt")) |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 2518 | set_result( -VKI_EINVAL ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2519 | break; |
| 2520 | case 23: /* IPCOP_shmget */ |
| 2521 | break; |
| 2522 | case 24: /* IPCOP_shmctl */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2523 | { |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2524 | switch (arg3 /* cmd */) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2525 | case VKI_IPC_INFO: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2526 | PRE_MEM_WRITE( "shmctl(IPC_INFO, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2527 | sizeof(struct vki_shminfo) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2528 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2529 | case VKI_SHM_INFO: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2530 | PRE_MEM_WRITE( "shmctl(SHM_INFO, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2531 | sizeof(struct vki_shm_info) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2532 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2533 | case VKI_IPC_STAT: |
| 2534 | case VKI_SHM_STAT: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2535 | PRE_MEM_WRITE( "shmctl(IPC_STAT, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2536 | sizeof(struct vki_shmid_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2537 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2538 | case VKI_IPC_SET: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2539 | PRE_MEM_READ( "shmctl(IPC_SET, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2540 | sizeof(struct vki_shmid_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2541 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2542 | case VKI_IPC_INFO|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2543 | PRE_MEM_WRITE( "shmctl(IPC_INFO, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2544 | sizeof(struct vki_shminfo64) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2545 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2546 | case VKI_SHM_INFO|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2547 | PRE_MEM_WRITE( "shmctl(SHM_INFO, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2548 | sizeof(struct vki_shm_info) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2549 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2550 | case VKI_IPC_STAT|VKI_IPC_64: |
| 2551 | case VKI_SHM_STAT|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2552 | PRE_MEM_WRITE( "shmctl(IPC_STAT, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2553 | sizeof(struct vki_shmid64_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2554 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2555 | case VKI_IPC_SET|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2556 | PRE_MEM_READ( "shmctl(IPC_SET, buf)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2557 | sizeof(struct vki_shmid_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2558 | break; |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2559 | default: |
| 2560 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2561 | } |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2562 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2563 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2564 | default: |
| 2565 | VG_(message)(Vg_DebugMsg, |
| 2566 | "FATAL: unhandled syscall(ipc) %d", |
| 2567 | arg1 ); |
| 2568 | VG_(core_panic)("... bye!\n"); |
| 2569 | break; /*NOTREACHED*/ |
| 2570 | } |
| 2571 | } |
| 2572 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2573 | POST(sys_ipc) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2574 | { |
| 2575 | switch (arg1 /* call */) { |
| 2576 | case 1: /* IPCOP_semop */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2577 | case 2: /* IPCOP_semget */ |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2578 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2579 | case 3: /* IPCOP_semctl */ |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2580 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2581 | union vki_semun *arg = (union vki_semun *)arg5; |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2582 | switch (arg4 /* cmd */) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2583 | case VKI_IPC_INFO: |
| 2584 | case VKI_SEM_INFO: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2585 | { |
| 2586 | Addr buf = deref_Addr( tid, (Addr)&arg->__buf, "semctl(arg)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2587 | POST_MEM_WRITE( buf, sizeof(struct vki_seminfo) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2588 | break; |
| 2589 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2590 | case VKI_IPC_STAT: |
| 2591 | case VKI_SEM_STAT: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2592 | { |
| 2593 | Addr buf = deref_Addr( tid, (Addr)&arg->buf, "semctl(arg)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2594 | POST_MEM_WRITE( buf, sizeof(struct vki_semid_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2595 | break; |
| 2596 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2597 | case VKI_GETALL: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2598 | { |
| 2599 | Addr array = deref_Addr( tid, (Addr)&arg->array, "semctl(arg)" ); |
| 2600 | UInt nsems = get_sem_count( arg2 ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2601 | POST_MEM_WRITE( array, sizeof(short) * nsems ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2602 | break; |
| 2603 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2604 | case VKI_IPC_INFO|VKI_IPC_64: |
| 2605 | case VKI_SEM_INFO|VKI_IPC_64: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2606 | { |
| 2607 | Addr buf = deref_Addr( tid, (Addr)&arg->__buf, "semctl(arg)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2608 | POST_MEM_WRITE( buf, sizeof(struct vki_seminfo) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2609 | break; |
| 2610 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2611 | case VKI_IPC_STAT|VKI_IPC_64: |
| 2612 | case VKI_SEM_STAT|VKI_IPC_64: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2613 | { |
| 2614 | Addr buf = deref_Addr( tid, (Addr)&arg->buf, "semctl(arg)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2615 | POST_MEM_WRITE( buf, sizeof(struct vki_semid64_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2616 | break; |
| 2617 | } |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2618 | case VKI_GETALL|VKI_IPC_64: |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2619 | { |
| 2620 | Addr array = deref_Addr( tid, (Addr)&arg->array, "semctl(arg)" ); |
| 2621 | UInt nsems = get_sem_count( arg2 ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2622 | POST_MEM_WRITE( array, sizeof(short) * nsems ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2623 | break; |
| 2624 | } |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2625 | default: |
| 2626 | break; |
| 2627 | } |
| 2628 | break; |
| 2629 | } |
thughes | 0376628 | 2004-06-13 14:23:00 +0000 | [diff] [blame] | 2630 | case 4: /* IPCOP_semtimedop */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2631 | break; |
| 2632 | case 11: /* IPCOP_msgsnd */ |
| 2633 | break; |
| 2634 | case 12: /* IPCOP_msgrcv */ |
| 2635 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2636 | struct vki_msgbuf *msgp; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2637 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2638 | msgp = (struct vki_msgbuf *)deref_Addr( tid, |
| 2639 | (Addr) (&((struct vki_ipc_kludge *)arg5)->msgp), |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2640 | "msgrcv(msgp)" ); |
| 2641 | if ( res > 0 ) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2642 | POST_MEM_WRITE( (Addr)&msgp->mtype, sizeof(msgp->mtype) ); |
| 2643 | POST_MEM_WRITE( (Addr)msgp->mtext, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2644 | } |
| 2645 | break; |
| 2646 | } |
| 2647 | case 13: /* IPCOP_msgget */ |
| 2648 | break; |
| 2649 | case 14: /* IPCOP_msgctl */ |
| 2650 | { |
| 2651 | switch (arg3 /* cmd */) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2652 | case VKI_IPC_INFO: |
| 2653 | case VKI_MSG_INFO: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2654 | POST_MEM_WRITE( arg5, sizeof(struct vki_msginfo) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2655 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2656 | case VKI_IPC_STAT: |
| 2657 | case VKI_MSG_STAT: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2658 | POST_MEM_WRITE( arg5, sizeof(struct vki_msqid_ds) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2659 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2660 | case VKI_IPC_SET: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2661 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2662 | case VKI_IPC_INFO|VKI_IPC_64: |
| 2663 | case VKI_MSG_INFO|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2664 | POST_MEM_WRITE( arg5, sizeof(struct vki_msginfo) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2665 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2666 | case VKI_IPC_STAT|VKI_IPC_64: |
| 2667 | case VKI_MSG_STAT|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2668 | POST_MEM_WRITE( arg5, sizeof(struct vki_msqid64_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2669 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2670 | case VKI_IPC_SET|VKI_IPC_64: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2671 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2672 | default: |
| 2673 | break; |
| 2674 | } |
| 2675 | break; |
| 2676 | } |
| 2677 | case 21: /* IPCOP_shmat */ |
| 2678 | { |
| 2679 | Int shmid = arg2; |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 2680 | Int shmflag = arg3; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2681 | Addr addr; |
| 2682 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2683 | /* force readability. before the syscall it is |
| 2684 | * indeed uninitialized, as can be seen in |
| 2685 | * glibc/sysdeps/unix/sysv/linux/shmat.c */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2686 | POST_MEM_WRITE( arg4, sizeof( ULong ) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2687 | |
| 2688 | addr = deref_Addr ( tid, arg4, "shmat(addr)" ); |
| 2689 | if ( addr > 0 ) { |
| 2690 | UInt segmentSize = get_shm_size ( shmid ); |
| 2691 | if ( segmentSize > 0 ) { |
nethercote | 27ea8bc | 2004-07-10 17:21:14 +0000 | [diff] [blame] | 2692 | UInt prot = VKI_PROT_READ|VKI_PROT_WRITE; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2693 | /* we don't distinguish whether it's read-only or |
| 2694 | * read-write -- it doesn't matter really. */ |
nethercote | 071c84a | 2004-07-10 17:30:07 +0000 | [diff] [blame] | 2695 | VG_TRACK( new_mem_mmap, addr, segmentSize, True, True, False ); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 2696 | |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 2697 | if (!(shmflag & 010000)) /* = SHM_RDONLY */ |
| 2698 | prot &= ~VKI_PROT_WRITE; |
nethercote | 27ea8bc | 2004-07-10 17:21:14 +0000 | [diff] [blame] | 2699 | VG_(map_segment)(addr, segmentSize, prot, SF_SHARED|SF_SHM); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2700 | } |
| 2701 | } |
| 2702 | break; |
| 2703 | } |
| 2704 | case 22: /* IPCOP_shmdt */ |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 2705 | { |
fitzhardinge | d25e8a2 | 2004-02-25 00:07:10 +0000 | [diff] [blame] | 2706 | Segment *s = VG_(find_segment)(arg5); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 2707 | |
fitzhardinge | d25e8a2 | 2004-02-25 00:07:10 +0000 | [diff] [blame] | 2708 | if (s != NULL && (s->flags & SF_SHM) && VG_(seg_contains)(s, arg5, 1)) { |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 2709 | VG_TRACK( die_mem_munmap, s->addr, s->len ); |
| 2710 | VG_(unmap_range)(s->addr, s->len); |
| 2711 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2712 | break; |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 2713 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2714 | case 23: /* IPCOP_shmget */ |
| 2715 | break; |
| 2716 | case 24: /* IPCOP_shmctl */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2717 | { |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2718 | switch (arg3 /* cmd */) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2719 | case VKI_IPC_INFO: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2720 | POST_MEM_WRITE( arg5, sizeof(struct vki_shminfo) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2721 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2722 | case VKI_SHM_INFO: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2723 | POST_MEM_WRITE( arg5, sizeof(struct vki_shm_info) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2724 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2725 | case VKI_IPC_STAT: |
| 2726 | case VKI_SHM_STAT: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2727 | POST_MEM_WRITE( arg5, sizeof(struct vki_shmid_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2728 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2729 | case VKI_IPC_INFO|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2730 | POST_MEM_WRITE( arg5, sizeof(struct vki_shminfo64) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2731 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2732 | case VKI_SHM_INFO|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2733 | POST_MEM_WRITE( arg5, sizeof(struct vki_shm_info) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2734 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2735 | case VKI_IPC_STAT|VKI_IPC_64: |
| 2736 | case VKI_SHM_STAT|VKI_IPC_64: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2737 | POST_MEM_WRITE( arg5, sizeof(struct vki_shmid64_ds) ); |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2738 | break; |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2739 | default: |
| 2740 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2741 | } |
thughes | 6079710 | 2004-08-13 22:21:51 +0000 | [diff] [blame] | 2742 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2743 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2744 | default: |
| 2745 | VG_(message)(Vg_DebugMsg, |
| 2746 | "FATAL: unhandled syscall(ipc) %d", |
| 2747 | arg1 ); |
| 2748 | VG_(core_panic)("... bye!\n"); |
| 2749 | break; /*NOTREACHED*/ |
| 2750 | } |
| 2751 | } |
| 2752 | |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 2753 | // XXX: I reckon some of these cases must be x86-specific |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 2754 | PRE(sys_ioctl, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2755 | { |
nethercote | 9c311eb | 2004-11-12 18:20:12 +0000 | [diff] [blame] | 2756 | PRINT("sys_ioctl ( %d, 0x%x, %p )",arg1,arg2,arg3); |
| 2757 | PRE_REG_READ3(long, "ioctl", |
| 2758 | unsigned int, fd, unsigned int, request, unsigned long, arg); |
| 2759 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2760 | switch (arg2 /* request */) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2761 | case VKI_TCSETS: |
| 2762 | case VKI_TCSETSW: |
| 2763 | case VKI_TCSETSF: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2764 | PRE_MEM_READ( "ioctl(TCSET{S,SW,SF})", arg3, sizeof(struct vki_termios) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2765 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2766 | case VKI_TCGETS: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2767 | PRE_MEM_WRITE( "ioctl(TCGETS)", arg3, sizeof(struct vki_termios) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2768 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2769 | case VKI_TCSETA: |
| 2770 | case VKI_TCSETAW: |
| 2771 | case VKI_TCSETAF: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2772 | PRE_MEM_READ( "ioctl(TCSET{A,AW,AF})", arg3, sizeof(struct vki_termio) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2773 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2774 | case VKI_TCGETA: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2775 | PRE_MEM_WRITE( "ioctl(TCGETA)", arg3, sizeof(struct vki_termio) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2776 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2777 | case VKI_TCSBRK: |
| 2778 | case VKI_TCXONC: |
| 2779 | case VKI_TCSBRKP: |
| 2780 | case VKI_TCFLSH: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2781 | /* These just take an int by value */ |
| 2782 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2783 | case VKI_TIOCGWINSZ: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2784 | PRE_MEM_WRITE( "ioctl(TIOCGWINSZ)", arg3, sizeof(struct vki_winsize) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2785 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2786 | case VKI_TIOCSWINSZ: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2787 | PRE_MEM_READ( "ioctl(TIOCSWINSZ)", arg3, sizeof(struct vki_winsize) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2788 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2789 | case VKI_TIOCMBIS: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2790 | PRE_MEM_READ( "ioctl(TIOCMBIS)", arg3, sizeof(unsigned int) ); |
thughes | fc5cd00 | 2004-09-11 14:37:04 +0000 | [diff] [blame] | 2791 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2792 | case VKI_TIOCMBIC: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2793 | PRE_MEM_READ( "ioctl(TIOCMBIC)", arg3, sizeof(unsigned int) ); |
thughes | fc5cd00 | 2004-09-11 14:37:04 +0000 | [diff] [blame] | 2794 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2795 | case VKI_TIOCMSET: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2796 | PRE_MEM_READ( "ioctl(TIOCMSET)", arg3, sizeof(unsigned int) ); |
thughes | fc5cd00 | 2004-09-11 14:37:04 +0000 | [diff] [blame] | 2797 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2798 | case VKI_TIOCLINUX: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2799 | PRE_MEM_READ( "ioctl(TIOCLINUX)", arg3, sizeof(char *) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2800 | if (*(char *)arg3 == 11) { |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2801 | PRE_MEM_READ( "ioctl(TIOCLINUX, 11)", arg3, 2 * sizeof(char *) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2802 | } |
| 2803 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2804 | case VKI_TIOCGPGRP: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2805 | /* Get process group ID for foreground processing group. */ |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2806 | PRE_MEM_WRITE( "ioctl(TIOCGPGRP)", arg3, sizeof(vki_pid_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2807 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2808 | case VKI_TIOCSPGRP: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2809 | /* Set a process group ID? */ |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2810 | PRE_MEM_WRITE( "ioctl(TIOCGPGRP)", arg3, sizeof(vki_pid_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2811 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2812 | case VKI_TIOCGPTN: /* Get Pty Number (of pty-mux device) */ |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2813 | PRE_MEM_WRITE( "ioctl(TIOCGPTN)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2814 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2815 | case VKI_TIOCSCTTY: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2816 | /* Just takes an int value. */ |
| 2817 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2818 | case VKI_TIOCSPTLCK: /* Lock/unlock Pty */ |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2819 | PRE_MEM_READ( "ioctl(TIOCSPTLCK)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2820 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2821 | case VKI_FIONBIO: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2822 | PRE_MEM_READ( "ioctl(FIONBIO)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2823 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2824 | case VKI_FIOASYNC: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2825 | PRE_MEM_READ( "ioctl(FIOASYNC)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2826 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2827 | case VKI_FIONREAD: /* identical to SIOCINQ */ |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2828 | PRE_MEM_WRITE( "ioctl(FIONREAD)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2829 | break; |
| 2830 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2831 | case VKI_SG_SET_COMMAND_Q: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2832 | PRE_MEM_READ( "ioctl(SG_SET_COMMAND_Q)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2833 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2834 | case VKI_SG_IO: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2835 | PRE_MEM_WRITE( "ioctl(SG_IO)", arg3, sizeof(vki_sg_io_hdr_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2836 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2837 | case VKI_SG_GET_SCSI_ID: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2838 | PRE_MEM_WRITE( "ioctl(SG_GET_SCSI_ID)", arg3, sizeof(vki_sg_scsi_id_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2839 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2840 | case VKI_SG_SET_RESERVED_SIZE: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2841 | PRE_MEM_READ( "ioctl(SG_SET_RESERVED_SIZE)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2842 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2843 | case VKI_SG_SET_TIMEOUT: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2844 | PRE_MEM_READ( "ioctl(SG_SET_TIMEOUT)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2845 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2846 | case VKI_SG_GET_RESERVED_SIZE: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2847 | PRE_MEM_WRITE( "ioctl(SG_GET_RESERVED_SIZE)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2848 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2849 | case VKI_SG_GET_TIMEOUT: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2850 | PRE_MEM_WRITE( "ioctl(SG_GET_TIMEOUT)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2851 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2852 | case VKI_SG_GET_VERSION_NUM: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2853 | PRE_MEM_READ( "ioctl(SG_GET_VERSION_NUM)", arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2854 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2855 | case VKI_SG_EMULATED_HOST: /* 0x2203 */ |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2856 | PRE_MEM_WRITE( "ioctl(SG_EMULATED_HOST)", arg3, sizeof(int) ); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 2857 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2858 | case VKI_SG_GET_SG_TABLESIZE: /* 0x227f */ |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2859 | PRE_MEM_WRITE( "ioctl(SG_GET_SG_TABLESIZE)", arg3, sizeof(int) ); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 2860 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2861 | |
mueller | a4b153a | 2003-11-19 22:07:14 +0000 | [diff] [blame] | 2862 | case VKI_IIOCGETCPS: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2863 | PRE_MEM_WRITE( "ioctl(IIOCGETCPS)", arg3, |
nethercote | 95a9786 | 2004-11-06 16:31:43 +0000 | [diff] [blame] | 2864 | VKI_ISDN_MAX_CHANNELS * 2 * sizeof(unsigned long) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2865 | break; |
mueller | a4b153a | 2003-11-19 22:07:14 +0000 | [diff] [blame] | 2866 | case VKI_IIOCNETGPN: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2867 | PRE_MEM_READ( "ioctl(IIOCNETGPN)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2868 | (Addr)&((vki_isdn_net_ioctl_phone *)arg3)->name, |
| 2869 | sizeof(((vki_isdn_net_ioctl_phone *)arg3)->name) ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2870 | PRE_MEM_WRITE( "ioctl(IIOCNETGPN)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2871 | sizeof(vki_isdn_net_ioctl_phone) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2872 | break; |
| 2873 | |
| 2874 | /* These all use struct ifreq AFAIK */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2875 | case VKI_SIOCGIFINDEX: /* get iface index */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2876 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFINDEX)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2877 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2878 | PRE_MEM_WRITE( "ioctl(SIOCGIFINDEX)", arg3, sizeof(struct vki_ifreq)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2879 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2880 | case VKI_SIOCGIFFLAGS: /* get flags */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2881 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFFLAGS)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2882 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2883 | PRE_MEM_WRITE( "ioctl(SIOCGIFFLAGS)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2884 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2885 | case VKI_SIOCGIFHWADDR: /* Get hardware address */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2886 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFHWADDR)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2887 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2888 | PRE_MEM_WRITE( "ioctl(SIOCGIFHWADDR)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2889 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2890 | case VKI_SIOCGIFMTU: /* get MTU size */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2891 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFMTU)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2892 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2893 | PRE_MEM_WRITE( "ioctl(SIOCGIFMTU)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2894 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2895 | case VKI_SIOCGIFADDR: /* get PA address */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2896 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFADDR)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2897 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2898 | PRE_MEM_WRITE( "ioctl(SIOCGIFADDR)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2899 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2900 | case VKI_SIOCGIFNETMASK: /* get network PA mask */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2901 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFNETMASK)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2902 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2903 | PRE_MEM_WRITE( "ioctl(SIOCGIFNETMASK)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2904 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2905 | case VKI_SIOCGIFMETRIC: /* get metric */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2906 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFMETRIC)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2907 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2908 | PRE_MEM_WRITE( "ioctl(SIOCGIFMETRIC)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2909 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2910 | case VKI_SIOCGIFMAP: /* Get device parameters */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2911 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFMAP)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2912 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2913 | PRE_MEM_WRITE( "ioctl(SIOCGIFMAP)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2914 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2915 | case VKI_SIOCGIFTXQLEN: /* Get the tx queue length */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2916 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFTXQLEN)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2917 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2918 | PRE_MEM_WRITE( "ioctl(SIOCGIFTXQLEN)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2919 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2920 | case VKI_SIOCGIFDSTADDR: /* get remote PA address */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2921 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFDSTADDR)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2922 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2923 | PRE_MEM_WRITE( "ioctl(SIOCGIFDSTADDR)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2924 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2925 | case VKI_SIOCGIFBRDADDR: /* get broadcast PA address */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2926 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFBRDADDR)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2927 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2928 | PRE_MEM_WRITE( "ioctl(SIOCGIFBRDADDR)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2929 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2930 | case VKI_SIOCGIFNAME: /* get iface name */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2931 | PRE_MEM_READ( "ioctl(SIOCGIFNAME)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2932 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_ifindex, |
| 2933 | sizeof(((struct vki_ifreq *)arg3)->vki_ifr_ifindex) ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2934 | PRE_MEM_WRITE( "ioctl(SIOCGIFNAME)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2935 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2936 | case VKI_SIOCGMIIPHY: /* get hardware entry */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2937 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFMIIPHY)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2938 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2939 | PRE_MEM_WRITE( "ioctl(SIOCGIFMIIPHY)", arg3, sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2940 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2941 | case VKI_SIOCGMIIREG: /* get hardware entry registers */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2942 | PRE_MEM_RASCIIZ( "ioctl(SIOCGIFMIIREG)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2943 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2944 | PRE_MEM_READ( "ioctl(SIOCGIFMIIREG)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2945 | (Addr)&((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->phy_id, |
| 2946 | sizeof(((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->phy_id) ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2947 | PRE_MEM_READ( "ioctl(SIOCGIFMIIREG)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2948 | (Addr)&((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->reg_num, |
| 2949 | sizeof(((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->reg_num) ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2950 | PRE_MEM_WRITE( "ioctl(SIOCGIFMIIREG)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2951 | sizeof(struct vki_ifreq)); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2952 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2953 | case VKI_SIOCGIFCONF: /* get iface list */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2954 | /* WAS: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2955 | PRE_MEM_WRITE( "ioctl(SIOCGIFCONF)", arg3, sizeof(struct ifconf)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2956 | KERNEL_DO_SYSCALL(tid,res); |
| 2957 | if (!VG_(is_kerror)(res) && res == 0) |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 2958 | POST_MEM_WRITE(arg3, sizeof(struct ifconf)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2959 | */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2960 | PRE_MEM_READ( "ioctl(SIOCGIFCONF)", arg3, sizeof(struct vki_ifconf)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2961 | if ( arg3 ) { |
| 2962 | // TODO len must be readable and writable |
| 2963 | // buf pointer only needs to be readable |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2964 | struct vki_ifconf *ifc = (struct vki_ifconf *) arg3; |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2965 | PRE_MEM_WRITE( "ioctl(SIOCGIFCONF).ifc_buf", |
nethercote | 50397c2 | 2004-11-04 18:03:06 +0000 | [diff] [blame] | 2966 | (Addr)(ifc->vki_ifc_buf), ifc->ifc_len ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2967 | } |
| 2968 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2969 | case VKI_SIOCGSTAMP: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2970 | PRE_MEM_WRITE( "ioctl(SIOCGSTAMP)", arg3, sizeof(struct vki_timeval)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2971 | break; |
| 2972 | /* SIOCOUTQ is an ioctl that, when called on a socket, returns |
| 2973 | the number of bytes currently in that socket's send buffer. |
| 2974 | It writes this value as an int to the memory location |
| 2975 | indicated by the third argument of ioctl(2). */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2976 | case VKI_SIOCOUTQ: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2977 | PRE_MEM_WRITE( "ioctl(SIOCOUTQ)", arg3, sizeof(int)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2978 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2979 | case VKI_SIOCGRARP: /* get RARP table entry */ |
| 2980 | case VKI_SIOCGARP: /* get ARP table entry */ |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 2981 | PRE_MEM_WRITE( "ioctl(SIOCGARP)", arg3, sizeof(struct vki_arpreq)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 2982 | break; |
| 2983 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2984 | case VKI_SIOCSIFFLAGS: /* set flags */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2985 | PRE_MEM_RASCIIZ( "ioctl(SIOCSIFFLAGS)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2986 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2987 | PRE_MEM_READ( "ioctl(SIOCSIFFLAGS)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2988 | (Addr)&((struct vki_ifreq *)arg3)->vki_ifr_flags, |
| 2989 | sizeof(((struct vki_ifreq *)arg3)->vki_ifr_flags) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2990 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2991 | case VKI_SIOCSIFMAP: /* Set device parameters */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2992 | PRE_MEM_RASCIIZ( "ioctl(SIOCSIFMAP)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2993 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2994 | PRE_MEM_READ( "ioctl(SIOCSIFMAP)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2995 | (Addr)&((struct vki_ifreq *)arg3)->ifr_map, |
| 2996 | sizeof(((struct vki_ifreq *)arg3)->ifr_map) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 2997 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 2998 | case VKI_SIOCSIFTXQLEN: /* Set the tx queue length */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 2999 | PRE_MEM_RASCIIZ( "ioctl(SIOCSIFTXQLEN)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3000 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3001 | PRE_MEM_READ( "ioctl(SIOCSIFTXQLEN)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3002 | (Addr)&((struct vki_ifreq *)arg3)->ifr_qlen, |
| 3003 | sizeof(((struct vki_ifreq *)arg3)->ifr_qlen) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3004 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3005 | case VKI_SIOCSIFADDR: /* set PA address */ |
| 3006 | case VKI_SIOCSIFDSTADDR: /* set remote PA address */ |
| 3007 | case VKI_SIOCSIFBRDADDR: /* set broadcast PA address */ |
| 3008 | case VKI_SIOCSIFNETMASK: /* set network PA mask */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3009 | PRE_MEM_RASCIIZ( "ioctl(SIOCSIF*ADDR)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3010 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3011 | PRE_MEM_READ( "ioctl(SIOCSIF*ADDR)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3012 | (Addr)&((struct vki_ifreq *)arg3)->ifr_addr, |
| 3013 | sizeof(((struct vki_ifreq *)arg3)->ifr_addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3014 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3015 | case VKI_SIOCSIFMETRIC: /* set metric */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3016 | PRE_MEM_RASCIIZ( "ioctl(SIOCSIFMETRIC)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3017 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3018 | PRE_MEM_READ( "ioctl(SIOCSIFMETRIC)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3019 | (Addr)&((struct vki_ifreq *)arg3)->vki_ifr_metric, |
| 3020 | sizeof(((struct vki_ifreq *)arg3)->vki_ifr_metric) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3021 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3022 | case VKI_SIOCSIFMTU: /* set MTU size */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3023 | PRE_MEM_RASCIIZ( "ioctl(SIOCSIFMTU)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3024 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3025 | PRE_MEM_READ( "ioctl(SIOCSIFMTU)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3026 | (Addr)&((struct vki_ifreq *)arg3)->vki_ifr_mtu, |
| 3027 | sizeof(((struct vki_ifreq *)arg3)->vki_ifr_mtu) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3028 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3029 | case VKI_SIOCSIFHWADDR: /* set hardware address */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3030 | PRE_MEM_RASCIIZ( "ioctl(SIOCSIFHWADDR)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3031 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3032 | PRE_MEM_READ( "ioctl(SIOCSIFHWADDR)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3033 | (Addr)&((struct vki_ifreq *)arg3)->ifr_hwaddr, |
| 3034 | sizeof(((struct vki_ifreq *)arg3)->ifr_hwaddr) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3035 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3036 | case VKI_SIOCSMIIREG: /* set hardware entry registers */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3037 | PRE_MEM_RASCIIZ( "ioctl(SIOCSMIIREG)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3038 | (Addr)((struct vki_ifreq *)arg3)->vki_ifr_name ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3039 | PRE_MEM_READ( "ioctl(SIOCSMIIREG)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3040 | (Addr)&((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->phy_id, |
| 3041 | sizeof(((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->phy_id) ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3042 | PRE_MEM_READ( "ioctl(SIOCSMIIREG)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3043 | (Addr)&((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->reg_num, |
| 3044 | sizeof(((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->reg_num) ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3045 | PRE_MEM_READ( "ioctl(SIOCSMIIREG)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3046 | (Addr)&((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->val_in, |
| 3047 | sizeof(((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->val_in) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3048 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3049 | /* Routing table calls. */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3050 | case VKI_SIOCADDRT: /* add routing table entry */ |
| 3051 | case VKI_SIOCDELRT: /* delete routing table entry */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3052 | PRE_MEM_READ( "ioctl(SIOCADDRT/DELRT)", arg3, |
| 3053 | sizeof(struct vki_rtentry)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3054 | break; |
| 3055 | |
| 3056 | /* RARP cache control calls. */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3057 | case VKI_SIOCDRARP: /* delete RARP table entry */ |
| 3058 | case VKI_SIOCSRARP: /* set RARP table entry */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3059 | /* ARP cache control calls. */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3060 | case VKI_SIOCSARP: /* set ARP table entry */ |
| 3061 | case VKI_SIOCDARP: /* delete ARP table entry */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3062 | PRE_MEM_READ( "ioctl(SIOCSIFFLAGS)", arg3, sizeof(struct vki_ifreq)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3063 | break; |
| 3064 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3065 | case VKI_SIOCGPGRP: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3066 | PRE_MEM_WRITE( "ioctl(SIOCGPGRP)", arg3, sizeof(int) ); |
thughes | 1174fed | 2004-09-11 15:33:17 +0000 | [diff] [blame] | 3067 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3068 | case VKI_SIOCSPGRP: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3069 | PRE_MEM_READ( "ioctl(SIOCSPGRP)", arg3, sizeof(int) ); |
thughes | 1174fed | 2004-09-11 15:33:17 +0000 | [diff] [blame] | 3070 | tst->sys_flags &= ~MayBlock; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3071 | break; |
| 3072 | |
| 3073 | /* linux/soundcard interface (OSS) */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3074 | case VKI_SNDCTL_SEQ_GETOUTCOUNT: |
| 3075 | case VKI_SNDCTL_SEQ_GETINCOUNT: |
| 3076 | case VKI_SNDCTL_SEQ_PERCMODE: |
| 3077 | case VKI_SNDCTL_SEQ_TESTMIDI: |
| 3078 | case VKI_SNDCTL_SEQ_RESETSAMPLES: |
| 3079 | case VKI_SNDCTL_SEQ_NRSYNTHS: |
| 3080 | case VKI_SNDCTL_SEQ_NRMIDIS: |
| 3081 | case VKI_SNDCTL_SEQ_GETTIME: |
| 3082 | case VKI_SNDCTL_DSP_GETFMTS: |
| 3083 | case VKI_SNDCTL_DSP_GETTRIGGER: |
| 3084 | case VKI_SNDCTL_DSP_GETODELAY: |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3085 | case VKI_SNDCTL_DSP_GETSPDIF: |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3086 | case VKI_SNDCTL_DSP_GETCAPS: |
| 3087 | case VKI_SOUND_PCM_READ_RATE: |
| 3088 | case VKI_SOUND_PCM_READ_CHANNELS: |
| 3089 | case VKI_SOUND_PCM_READ_BITS: |
| 3090 | case (VKI_SOUND_PCM_READ_BITS|0x40000000): /* what the fuck ? */ |
| 3091 | case VKI_SOUND_PCM_READ_FILTER: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3092 | PRE_MEM_WRITE( "ioctl(SNDCTL_XXX|SOUND_XXX (SIOR, int))", |
| 3093 | arg3, sizeof(int)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3094 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3095 | case VKI_SNDCTL_SEQ_CTRLRATE: |
| 3096 | case VKI_SNDCTL_DSP_SPEED: |
| 3097 | case VKI_SNDCTL_DSP_STEREO: |
| 3098 | case VKI_SNDCTL_DSP_GETBLKSIZE: |
| 3099 | case VKI_SNDCTL_DSP_CHANNELS: |
| 3100 | case VKI_SOUND_PCM_WRITE_FILTER: |
| 3101 | case VKI_SNDCTL_DSP_SUBDIVIDE: |
| 3102 | case VKI_SNDCTL_DSP_SETFRAGMENT: |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3103 | case VKI_SNDCTL_DSP_GETCHANNELMASK: |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3104 | case VKI_SNDCTL_DSP_BIND_CHANNEL: |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3105 | case VKI_SNDCTL_TMR_TIMEBASE: |
| 3106 | case VKI_SNDCTL_TMR_TEMPO: |
| 3107 | case VKI_SNDCTL_TMR_SOURCE: |
| 3108 | case VKI_SNDCTL_MIDI_PRETIME: |
| 3109 | case VKI_SNDCTL_MIDI_MPUMODE: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3110 | PRE_MEM_READ( "ioctl(SNDCTL_XXX|SOUND_XXX (SIOWR, int))", |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3111 | arg3, sizeof(int)); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3112 | PRE_MEM_WRITE( "ioctl(SNDCTL_XXX|SOUND_XXX (SIOWR, int))", |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3113 | arg3, sizeof(int)); |
| 3114 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3115 | case VKI_SNDCTL_DSP_GETOSPACE: |
| 3116 | case VKI_SNDCTL_DSP_GETISPACE: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3117 | PRE_MEM_WRITE( "ioctl(SNDCTL_XXX|SOUND_XXX (SIOR, audio_buf_info))", |
| 3118 | arg3, sizeof(vki_audio_buf_info)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3119 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3120 | case VKI_SNDCTL_DSP_SETTRIGGER: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3121 | PRE_MEM_READ( "ioctl(SNDCTL_XXX|SOUND_XXX (SIOW, int))", |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3122 | arg3, sizeof(int)); |
| 3123 | break; |
| 3124 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3125 | case VKI_SNDCTL_DSP_POST: |
| 3126 | case VKI_SNDCTL_DSP_RESET: |
| 3127 | case VKI_SNDCTL_DSP_SYNC: |
| 3128 | case VKI_SNDCTL_DSP_SETSYNCRO: |
| 3129 | case VKI_SNDCTL_DSP_SETDUPLEX: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3130 | break; |
| 3131 | |
| 3132 | /* Real Time Clock (/dev/rtc) ioctls */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3133 | case VKI_RTC_UIE_ON: |
| 3134 | case VKI_RTC_UIE_OFF: |
| 3135 | case VKI_RTC_AIE_ON: |
| 3136 | case VKI_RTC_AIE_OFF: |
| 3137 | case VKI_RTC_PIE_ON: |
| 3138 | case VKI_RTC_PIE_OFF: |
| 3139 | case VKI_RTC_IRQP_SET: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3140 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3141 | case VKI_RTC_RD_TIME: |
| 3142 | case VKI_RTC_ALM_READ: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3143 | PRE_MEM_WRITE( "ioctl(RTC_RD_TIME/ALM_READ)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3144 | arg3, sizeof(struct vki_rtc_time)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3145 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3146 | case VKI_RTC_ALM_SET: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3147 | PRE_MEM_READ( "ioctl(RTC_ALM_SET)", arg3, sizeof(struct vki_rtc_time)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3148 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3149 | case VKI_RTC_IRQP_READ: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3150 | PRE_MEM_WRITE( "ioctl(RTC_IRQP_READ)", arg3, sizeof(unsigned long)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3151 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3152 | |
nethercote | 95a9786 | 2004-11-06 16:31:43 +0000 | [diff] [blame] | 3153 | case VKI_BLKGETSIZE: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3154 | PRE_MEM_WRITE( "ioctl(BLKGETSIZE)", arg3, sizeof(unsigned long)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3155 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3156 | |
thughes | acbbc32 | 2004-06-19 12:12:01 +0000 | [diff] [blame] | 3157 | /* Hard disks */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3158 | case VKI_HDIO_GET_IDENTITY: /* 0x030d */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3159 | PRE_MEM_WRITE( "ioctl(HDIO_GET_IDENTITY)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3160 | VKI_SIZEOF_STRUCT_HD_DRIVEID ); |
thughes | acbbc32 | 2004-06-19 12:12:01 +0000 | [diff] [blame] | 3161 | break; |
| 3162 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3163 | /* CD ROM stuff (??) */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3164 | case VKI_CDROM_GET_MCN: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3165 | PRE_MEM_READ( "ioctl(CDROM_GET_MCN)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3166 | sizeof(struct vki_cdrom_mcn) ); |
nethercote | 671398c | 2004-02-22 18:08:04 +0000 | [diff] [blame] | 3167 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3168 | case VKI_CDROM_SEND_PACKET: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3169 | PRE_MEM_READ( "ioctl(CDROM_SEND_PACKET)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3170 | sizeof(struct vki_cdrom_generic_command)); |
nethercote | 671398c | 2004-02-22 18:08:04 +0000 | [diff] [blame] | 3171 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3172 | case VKI_CDROMSUBCHNL: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3173 | PRE_MEM_READ( "ioctl(CDROMSUBCHNL (cdsc_format, char))", |
| 3174 | (Addr) &(((struct vki_cdrom_subchnl*) arg3)->cdsc_format), |
| 3175 | sizeof(((struct vki_cdrom_subchnl*) arg3)->cdsc_format)); |
| 3176 | PRE_MEM_WRITE( "ioctl(CDROMSUBCHNL)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3177 | sizeof(struct vki_cdrom_subchnl)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3178 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3179 | case VKI_CDROMREADMODE2: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3180 | PRE_MEM_READ( "ioctl(CDROMREADMODE2)", arg3, VKI_CD_FRAMESIZE_RAW0 ); |
nethercote | 671398c | 2004-02-22 18:08:04 +0000 | [diff] [blame] | 3181 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3182 | case VKI_CDROMREADTOCHDR: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3183 | PRE_MEM_WRITE( "ioctl(CDROMREADTOCHDR)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3184 | sizeof(struct vki_cdrom_tochdr)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3185 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3186 | case VKI_CDROMREADTOCENTRY: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3187 | PRE_MEM_READ( "ioctl(CDROMREADTOCENTRY (cdte_format, char))", |
| 3188 | (Addr) &(((struct vki_cdrom_tocentry*) arg3)->cdte_format), |
| 3189 | sizeof(((struct vki_cdrom_tocentry*) arg3)->cdte_format)); |
| 3190 | PRE_MEM_READ( "ioctl(CDROMREADTOCENTRY (cdte_track, char))", |
| 3191 | (Addr) &(((struct vki_cdrom_tocentry*) arg3)->cdte_track), |
| 3192 | sizeof(((struct vki_cdrom_tocentry*) arg3)->cdte_track)); |
| 3193 | PRE_MEM_WRITE( "ioctl(CDROMREADTOCENTRY)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3194 | sizeof(struct vki_cdrom_tocentry)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3195 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3196 | case VKI_CDROMMULTISESSION: /* 0x5310 */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3197 | PRE_MEM_WRITE( "ioctl(CDROMMULTISESSION)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3198 | sizeof(struct vki_cdrom_multisession)); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 3199 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3200 | case VKI_CDROMVOLREAD: /* 0x5313 */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3201 | PRE_MEM_WRITE( "ioctl(CDROMVOLREAD)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3202 | sizeof(struct vki_cdrom_volctrl)); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 3203 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3204 | case VKI_CDROMREADAUDIO: /* 0x530e */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3205 | PRE_MEM_READ( "ioctl(CDROMREADAUDIO)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3206 | sizeof (struct vki_cdrom_read_audio)); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 3207 | if ( arg3 ) { |
| 3208 | /* ToDo: don't do any of the following if the structure is invalid */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3209 | struct vki_cdrom_read_audio *cra = (struct vki_cdrom_read_audio *) arg3; |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3210 | PRE_MEM_WRITE( "ioctl(CDROMREADAUDIO).buf", |
| 3211 | (Addr)(cra->buf), cra->nframes * VKI_CD_FRAMESIZE_RAW); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 3212 | } |
| 3213 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3214 | case VKI_CDROMPLAYMSF: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3215 | PRE_MEM_READ( "ioctl(CDROMPLAYMSF)", arg3, sizeof(struct vki_cdrom_msf)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3216 | break; |
| 3217 | /* The following two are probably bogus (should check args |
| 3218 | for readability). JRS 20021117 */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3219 | case VKI_CDROM_DRIVE_STATUS: /* 0x5326 */ |
| 3220 | case VKI_CDROM_CLEAR_OPTIONS: /* 0x5321 */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3221 | break; |
thughes | 66d8009 | 2004-06-19 12:41:05 +0000 | [diff] [blame] | 3222 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3223 | case VKI_FIGETBSZ: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3224 | PRE_MEM_WRITE( "ioctl(FIGETBSZ)", arg3, sizeof(unsigned long)); |
thughes | 66d8009 | 2004-06-19 12:41:05 +0000 | [diff] [blame] | 3225 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3226 | case VKI_FIBMAP: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3227 | PRE_MEM_READ( "ioctl(FIBMAP)", arg3, sizeof(unsigned long)); |
thughes | 66d8009 | 2004-06-19 12:41:05 +0000 | [diff] [blame] | 3228 | break; |
| 3229 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3230 | case VKI_FBIOGET_VSCREENINFO: /* 0x4600 */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3231 | PRE_MEM_WRITE( "ioctl(FBIOGET_VSCREENINFO)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3232 | sizeof(struct vki_fb_var_screeninfo)); |
thughes | 44e3558 | 2004-04-21 15:52:33 +0000 | [diff] [blame] | 3233 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3234 | case VKI_FBIOGET_FSCREENINFO: /* 0x4602 */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3235 | PRE_MEM_WRITE( "ioctl(FBIOGET_FSCREENINFO)", arg3, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3236 | sizeof(struct vki_fb_fix_screeninfo)); |
thughes | 44e3558 | 2004-04-21 15:52:33 +0000 | [diff] [blame] | 3237 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3238 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3239 | case VKI_PPCLAIM: |
| 3240 | case VKI_PPEXCL: |
| 3241 | case VKI_PPYIELD: |
| 3242 | case VKI_PPRELEASE: |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3243 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3244 | case VKI_PPSETMODE: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3245 | PRE_MEM_READ( "ioctl(PPSETMODE)", arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3246 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3247 | case VKI_PPGETMODE: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3248 | PRE_MEM_WRITE( "ioctl(PPGETMODE)", arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3249 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3250 | case VKI_PPSETPHASE: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3251 | PRE_MEM_READ( "ioctl(PPSETPHASE)", arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3252 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3253 | case VKI_PPGETPHASE: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3254 | PRE_MEM_WRITE( "ioctl(PPGETPHASE)", arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3255 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3256 | case VKI_PPGETMODES: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3257 | PRE_MEM_WRITE( "ioctl(PPGETMODES)", arg3, sizeof(unsigned int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3258 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3259 | case VKI_PPSETFLAGS: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3260 | PRE_MEM_READ( "ioctl(PPSETFLAGS)", arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3261 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3262 | case VKI_PPGETFLAGS: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3263 | PRE_MEM_WRITE( "ioctl(PPGETFLAGS)", arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3264 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3265 | case VKI_PPRSTATUS: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3266 | PRE_MEM_WRITE( "ioctl(PPRSTATUS)", arg3, sizeof(unsigned char) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3267 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3268 | case VKI_PPRDATA: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3269 | PRE_MEM_WRITE( "ioctl(PPRDATA)", arg3, sizeof(unsigned char) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3270 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3271 | case VKI_PPRCONTROL: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3272 | PRE_MEM_WRITE( "ioctl(PPRCONTROL)", arg3, sizeof(unsigned char) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3273 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3274 | case VKI_PPWDATA: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3275 | PRE_MEM_READ( "ioctl(PPWDATA)", arg3, sizeof(unsigned char) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3276 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3277 | case VKI_PPWCONTROL: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3278 | PRE_MEM_READ( "ioctl(PPWCONTROL)", arg3, sizeof(unsigned char) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3279 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3280 | case VKI_PPFCONTROL: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3281 | PRE_MEM_READ( "ioctl(PPFCONTROL)", arg3, 2 * sizeof(unsigned char) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3282 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3283 | case VKI_PPDATADIR: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3284 | PRE_MEM_READ( "ioctl(PPDATADIR)", arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3285 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3286 | case VKI_PPNEGOT: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3287 | PRE_MEM_READ( "ioctl(PPNEGOT)", arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3288 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3289 | case VKI_PPWCTLONIRQ: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3290 | PRE_MEM_READ( "ioctl(PPWCTLONIRQ)",arg3, sizeof(unsigned char) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3291 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3292 | case VKI_PPCLRIRQ: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3293 | PRE_MEM_WRITE( "ioctl(PPCLRIRQ)", arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3294 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3295 | case VKI_PPSETTIME: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3296 | PRE_MEM_READ( "ioctl(PPSETTIME)", arg3, sizeof(struct vki_timeval) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3297 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3298 | case VKI_PPGETTIME: |
nethercote | 11e07d3 | 2004-11-06 16:17:52 +0000 | [diff] [blame] | 3299 | PRE_MEM_WRITE( "ioctl(PPGETTIME)", arg3, sizeof(struct vki_timeval) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3300 | break; |
| 3301 | |
thughes | b3d3bcf | 2004-11-13 00:36:15 +0000 | [diff] [blame] | 3302 | case VKI_GIO_FONT: |
| 3303 | PRE_MEM_WRITE( "ioctl(GIO_FONT)", arg3, 32 * 256 ); |
| 3304 | break; |
| 3305 | case VKI_PIO_FONT: |
| 3306 | PRE_MEM_READ( "ioctl(PIO_FONT)", arg3, 32 * 256 ); |
| 3307 | break; |
| 3308 | |
| 3309 | case VKI_GIO_FONTX: |
| 3310 | PRE_MEM_READ( "ioctl(GIO_FONTX)", arg3, sizeof(struct vki_consolefontdesc) ); |
| 3311 | if ( arg3 ) { |
| 3312 | /* ToDo: don't do any of the following if the structure is invalid */ |
| 3313 | struct vki_consolefontdesc *cfd = (struct vki_consolefontdesc *)arg3; |
| 3314 | PRE_MEM_WRITE( "ioctl(GIO_FONTX).chardata", (Addr)cfd->chardata, |
| 3315 | 32 * cfd->charcount ); |
| 3316 | } |
| 3317 | break; |
| 3318 | case VKI_PIO_FONTX: |
| 3319 | PRE_MEM_READ( "ioctl(PIO_FONTX)", arg3, sizeof(struct vki_consolefontdesc) ); |
| 3320 | if ( arg3 ) { |
| 3321 | /* ToDo: don't do any of the following if the structure is invalid */ |
| 3322 | struct vki_consolefontdesc *cfd = (struct vki_consolefontdesc *)arg3; |
| 3323 | PRE_MEM_READ( "ioctl(PIO_FONTX).chardata", (Addr)cfd->chardata, |
| 3324 | 32 * cfd->charcount ); |
| 3325 | } |
| 3326 | break; |
| 3327 | |
| 3328 | case VKI_PIO_FONTRESET: |
| 3329 | break; |
| 3330 | |
| 3331 | case VKI_GIO_CMAP: |
| 3332 | PRE_MEM_WRITE( "ioctl(GIO_CMAP)", arg3, 16 * 3 ); |
| 3333 | break; |
| 3334 | case VKI_PIO_CMAP: |
| 3335 | PRE_MEM_READ( "ioctl(PIO_CMAP)", arg3, 16 * 3 ); |
| 3336 | break; |
| 3337 | |
| 3338 | case VKI_KIOCSOUND: |
| 3339 | case VKI_KDMKTONE: |
| 3340 | break; |
| 3341 | |
| 3342 | case VKI_KDGETLED: |
| 3343 | PRE_MEM_WRITE( "ioctl(KDGETLED)", arg3, sizeof(char) ); |
| 3344 | break; |
| 3345 | case VKI_KDSETLED: |
| 3346 | break; |
| 3347 | |
| 3348 | case VKI_KDGKBTYPE: |
| 3349 | PRE_MEM_WRITE( "ioctl(KDGKBTYPE)", arg3, sizeof(char) ); |
| 3350 | break; |
| 3351 | |
| 3352 | case VKI_KDADDIO: |
| 3353 | case VKI_KDDELIO: |
| 3354 | case VKI_KDENABIO: |
| 3355 | case VKI_KDDISABIO: |
| 3356 | break; |
| 3357 | |
| 3358 | case VKI_KDSETMODE: |
| 3359 | break; |
| 3360 | case VKI_KDGETMODE: |
| 3361 | PRE_MEM_WRITE( "ioctl(KDGETMODE)", arg3, sizeof(int) ); |
| 3362 | break; |
| 3363 | |
| 3364 | case VKI_KDMAPDISP: |
| 3365 | case VKI_KDUNMAPDISP: |
| 3366 | break; |
| 3367 | |
| 3368 | case VKI_GIO_SCRNMAP: |
| 3369 | PRE_MEM_WRITE( "ioctl(GIO_SCRNMAP)", arg3, VKI_E_TABSZ ); |
| 3370 | break; |
| 3371 | case VKI_PIO_SCRNMAP: |
| 3372 | PRE_MEM_READ( "ioctl(PIO_SCRNMAP)", arg3, VKI_E_TABSZ ); |
| 3373 | break; |
| 3374 | case VKI_GIO_UNISCRNMAP: |
| 3375 | PRE_MEM_WRITE( "ioctl(GIO_UNISCRNMAP)", arg3, |
| 3376 | VKI_E_TABSZ * sizeof(unsigned short) ); |
| 3377 | break; |
| 3378 | case VKI_PIO_UNISCRNMAP: |
| 3379 | PRE_MEM_READ( "ioctl(PIO_UNISCRNMAP)", arg3, |
| 3380 | VKI_E_TABSZ * sizeof(unsigned short) ); |
| 3381 | break; |
| 3382 | |
| 3383 | case VKI_KDGKBMODE: |
| 3384 | PRE_MEM_WRITE( "ioctl(KDGKBMODE)", arg3, sizeof(int) ); |
| 3385 | break; |
| 3386 | case VKI_KDSKBMODE: |
| 3387 | break; |
| 3388 | |
| 3389 | case VKI_KDGKBMETA: |
| 3390 | PRE_MEM_WRITE( "ioctl(KDGKBMETA)", arg3, sizeof(int) ); |
| 3391 | break; |
| 3392 | case VKI_KDSKBMETA: |
| 3393 | break; |
| 3394 | |
| 3395 | case VKI_KDGKBLED: |
| 3396 | PRE_MEM_WRITE( "ioctl(KDGKBLED)", arg3, sizeof(char) ); |
| 3397 | break; |
| 3398 | case VKI_KDSKBLED: |
| 3399 | break; |
| 3400 | |
| 3401 | case VKI_KDGKBENT: |
| 3402 | PRE_MEM_READ( "ioctl(KDGKBENT).kb_table", |
| 3403 | (Addr)&((struct vki_kbentry *)arg3)->kb_table, |
| 3404 | sizeof(((struct vki_kbentry *)arg3)->kb_table) ); |
| 3405 | PRE_MEM_READ( "ioctl(KDGKBENT).kb_index", |
| 3406 | (Addr)&((struct vki_kbentry *)arg3)->kb_index, |
| 3407 | sizeof(((struct vki_kbentry *)arg3)->kb_index) ); |
| 3408 | PRE_MEM_WRITE( "ioctl(KDGKBENT).kb_value", |
| 3409 | (Addr)&((struct vki_kbentry *)arg3)->kb_value, |
| 3410 | sizeof(((struct vki_kbentry *)arg3)->kb_value) ); |
| 3411 | break; |
| 3412 | case VKI_KDSKBENT: |
| 3413 | PRE_MEM_READ( "ioctl(KDSKBENT).kb_table", |
| 3414 | (Addr)&((struct vki_kbentry *)arg3)->kb_table, |
| 3415 | sizeof(((struct vki_kbentry *)arg3)->kb_table) ); |
| 3416 | PRE_MEM_READ( "ioctl(KDSKBENT).kb_index", |
| 3417 | (Addr)&((struct vki_kbentry *)arg3)->kb_index, |
| 3418 | sizeof(((struct vki_kbentry *)arg3)->kb_index) ); |
| 3419 | PRE_MEM_READ( "ioctl(KDSKBENT).kb_value", |
| 3420 | (Addr)&((struct vki_kbentry *)arg3)->kb_value, |
| 3421 | sizeof(((struct vki_kbentry *)arg3)->kb_value) ); |
| 3422 | break; |
| 3423 | |
| 3424 | case VKI_KDGKBSENT: |
| 3425 | PRE_MEM_READ( "ioctl(KDGKBSENT).kb_func", |
| 3426 | (Addr)&((struct vki_kbsentry *)arg3)->kb_func, |
| 3427 | sizeof(((struct vki_kbsentry *)arg3)->kb_func) ); |
| 3428 | PRE_MEM_WRITE( "ioctl(KDGKSENT).kb_string", |
| 3429 | (Addr)((struct vki_kbsentry *)arg3)->kb_string, |
| 3430 | sizeof(((struct vki_kbsentry *)arg3)->kb_string) ); |
| 3431 | break; |
| 3432 | case VKI_KDSKBSENT: |
| 3433 | PRE_MEM_READ( "ioctl(KDSKBSENT).kb_func", |
| 3434 | (Addr)&((struct vki_kbsentry *)arg3)->kb_func, |
| 3435 | sizeof(((struct vki_kbsentry *)arg3)->kb_func) ); |
| 3436 | PRE_MEM_RASCIIZ( "ioctl(KDSKBSENT).kb_string", |
| 3437 | (Addr)((struct vki_kbsentry *)arg3)->kb_string ); |
| 3438 | break; |
| 3439 | |
| 3440 | case VKI_KDGKBDIACR: |
| 3441 | PRE_MEM_WRITE( "ioctl(KDGKBDIACR)", arg3, sizeof(struct vki_kbdiacrs) ); |
| 3442 | break; |
| 3443 | case VKI_KDSKBDIACR: |
| 3444 | PRE_MEM_READ( "ioctl(KDSKBDIACR)", arg3, sizeof(struct vki_kbdiacrs) ); |
| 3445 | break; |
| 3446 | |
| 3447 | case VKI_KDGETKEYCODE: |
| 3448 | PRE_MEM_READ( "ioctl(KDGETKEYCODE).scancode", |
| 3449 | (Addr)&((struct vki_kbkeycode *)arg3)->scancode, |
| 3450 | sizeof(((struct vki_kbkeycode *)arg3)->scancode) ); |
| 3451 | PRE_MEM_WRITE( "ioctl(KDGETKEYCODE).keycode", |
| 3452 | (Addr)((struct vki_kbkeycode *)arg3)->keycode, |
| 3453 | sizeof(((struct vki_kbkeycode *)arg3)->keycode) ); |
| 3454 | break; |
| 3455 | case VKI_KDSETKEYCODE: |
| 3456 | PRE_MEM_READ( "ioctl(KDSETKEYCODE).scancode", |
| 3457 | (Addr)&((struct vki_kbkeycode *)arg3)->scancode, |
| 3458 | sizeof(((struct vki_kbkeycode *)arg3)->scancode) ); |
| 3459 | PRE_MEM_READ( "ioctl(KDSETKEYCODE).keycode", |
| 3460 | (Addr)((struct vki_kbkeycode *)arg3)->keycode, |
| 3461 | sizeof(((struct vki_kbkeycode *)arg3)->keycode) ); |
| 3462 | break; |
| 3463 | |
| 3464 | case VKI_KDSIGACCEPT: |
| 3465 | break; |
| 3466 | |
| 3467 | case VKI_KDKBDREP: |
| 3468 | PRE_MEM_READ( "ioctl(KBKBDREP)", arg3, sizeof(struct vki_kbd_repeat) ); |
| 3469 | break; |
| 3470 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3471 | /* We don't have any specific information on it, so |
| 3472 | try to do something reasonable based on direction and |
| 3473 | size bits. The encoding scheme is described in |
| 3474 | /usr/include/asm/ioctl.h. |
| 3475 | |
| 3476 | According to Simon Hausmann, _IOC_READ means the kernel |
| 3477 | writes a value to the ioctl value passed from the user |
| 3478 | space and the other way around with _IOC_WRITE. */ |
| 3479 | default: { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3480 | UInt dir = _VKI_IOC_DIR(arg2); |
| 3481 | UInt size = _VKI_IOC_SIZE(arg2); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3482 | if (VG_(strstr)(VG_(clo_weird_hacks), "lax-ioctls") != NULL) { |
| 3483 | /* |
| 3484 | * Be very lax about ioctl handling; the only |
| 3485 | * assumption is that the size is correct. Doesn't |
| 3486 | * require the full buffer to be initialized when |
| 3487 | * writing. Without this, using some device |
| 3488 | * drivers with a large number of strange ioctl |
| 3489 | * commands becomes very tiresome. |
| 3490 | */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3491 | } else if (/* size == 0 || */ dir == _VKI_IOC_NONE) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3492 | static Int moans = 3; |
| 3493 | if (moans > 0) { |
| 3494 | moans--; |
| 3495 | VG_(message)(Vg_UserMsg, |
| 3496 | "Warning: noted but unhandled ioctl 0x%x" |
| 3497 | " with no size/direction hints", |
| 3498 | arg2); |
| 3499 | VG_(message)(Vg_UserMsg, |
| 3500 | " This could cause spurious value errors" |
| 3501 | " to appear."); |
| 3502 | VG_(message)(Vg_UserMsg, |
| 3503 | " See README_MISSING_SYSCALL_OR_IOCTL for " |
| 3504 | "guidance on writing a proper wrapper." ); |
| 3505 | } |
| 3506 | } else { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3507 | if ((dir & _VKI_IOC_WRITE) && size > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3508 | PRE_MEM_READ( "ioctl(generic)", arg3, size); |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3509 | if ((dir & _VKI_IOC_READ) && size > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3510 | PRE_MEM_WRITE( "ioctl(generic)", arg3, size); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3511 | } |
| 3512 | break; |
| 3513 | } |
| 3514 | } |
| 3515 | } |
| 3516 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 3517 | POST(sys_ioctl) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3518 | { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3519 | switch (arg2 /* request */) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3520 | case VKI_TCSETS: |
| 3521 | case VKI_TCSETSW: |
| 3522 | case VKI_TCSETSF: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3523 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3524 | case VKI_TCGETS: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3525 | POST_MEM_WRITE( arg3, sizeof(struct vki_termios) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3526 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3527 | case VKI_TCSETA: |
| 3528 | case VKI_TCSETAW: |
| 3529 | case VKI_TCSETAF: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3530 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3531 | case VKI_TCGETA: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3532 | POST_MEM_WRITE( arg3, sizeof(struct vki_termio) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3533 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3534 | case VKI_TCSBRK: |
| 3535 | case VKI_TCXONC: |
| 3536 | case VKI_TCSBRKP: |
| 3537 | case VKI_TCFLSH: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3538 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3539 | case VKI_TIOCGWINSZ: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3540 | POST_MEM_WRITE( arg3, sizeof(struct vki_winsize) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3541 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3542 | case VKI_TIOCSWINSZ: |
| 3543 | case VKI_TIOCMBIS: |
| 3544 | case VKI_TIOCMBIC: |
| 3545 | case VKI_TIOCMSET: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3546 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3547 | case VKI_TIOCLINUX: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3548 | POST_MEM_WRITE( arg3, sizeof(char *) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3549 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3550 | case VKI_TIOCGPGRP: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3551 | /* Get process group ID for foreground processing group. */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3552 | POST_MEM_WRITE( arg3, sizeof(vki_pid_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3553 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3554 | case VKI_TIOCSPGRP: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3555 | /* Set a process group ID? */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3556 | POST_MEM_WRITE( arg3, sizeof(vki_pid_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3557 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3558 | case VKI_TIOCGPTN: /* Get Pty Number (of pty-mux device) */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3559 | POST_MEM_WRITE( arg3, sizeof(int)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3560 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3561 | case VKI_TIOCSCTTY: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3562 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3563 | case VKI_TIOCSPTLCK: /* Lock/unlock Pty */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3564 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3565 | case VKI_FIONBIO: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3566 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3567 | case VKI_FIOASYNC: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3568 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3569 | case VKI_FIONREAD: /* identical to SIOCINQ */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3570 | POST_MEM_WRITE( arg3, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3571 | break; |
| 3572 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3573 | case VKI_SG_SET_COMMAND_Q: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3574 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3575 | case VKI_SG_IO: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3576 | POST_MEM_WRITE(arg3, sizeof(vki_sg_io_hdr_t)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3577 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3578 | case VKI_SG_GET_SCSI_ID: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3579 | POST_MEM_WRITE(arg3, sizeof(vki_sg_scsi_id_t)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3580 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3581 | case VKI_SG_SET_RESERVED_SIZE: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3582 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3583 | case VKI_SG_SET_TIMEOUT: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3584 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3585 | case VKI_SG_GET_RESERVED_SIZE: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3586 | POST_MEM_WRITE(arg3, sizeof(int)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3587 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3588 | case VKI_SG_GET_TIMEOUT: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3589 | POST_MEM_WRITE(arg3, sizeof(int)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3590 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3591 | case VKI_SG_GET_VERSION_NUM: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3592 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3593 | case VKI_SG_EMULATED_HOST: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3594 | POST_MEM_WRITE(arg3, sizeof(int)); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 3595 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3596 | case VKI_SG_GET_SG_TABLESIZE: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3597 | POST_MEM_WRITE(arg3, sizeof(int)); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 3598 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3599 | |
mueller | a4b153a | 2003-11-19 22:07:14 +0000 | [diff] [blame] | 3600 | case VKI_IIOCGETCPS: |
nethercote | 95a9786 | 2004-11-06 16:31:43 +0000 | [diff] [blame] | 3601 | POST_MEM_WRITE( arg3, VKI_ISDN_MAX_CHANNELS * 2 * sizeof(unsigned long) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3602 | break; |
mueller | a4b153a | 2003-11-19 22:07:14 +0000 | [diff] [blame] | 3603 | case VKI_IIOCNETGPN: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3604 | POST_MEM_WRITE( arg3, sizeof(vki_isdn_net_ioctl_phone) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3605 | break; |
| 3606 | |
| 3607 | /* These all use struct ifreq AFAIK */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3608 | case VKI_SIOCGIFINDEX: /* get iface index */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3609 | POST_MEM_WRITE( (Addr)&((struct vki_ifreq *)arg3)->vki_ifr_ifindex, |
| 3610 | sizeof(((struct vki_ifreq *)arg3)->vki_ifr_ifindex) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3611 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3612 | case VKI_SIOCGIFFLAGS: /* get flags */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3613 | POST_MEM_WRITE( (Addr)&((struct vki_ifreq *)arg3)->vki_ifr_flags, |
| 3614 | sizeof(((struct vki_ifreq *)arg3)->vki_ifr_flags) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3615 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3616 | case VKI_SIOCGIFHWADDR: /* Get hardware address */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3617 | POST_MEM_WRITE( (Addr)&((struct vki_ifreq *)arg3)->ifr_hwaddr, |
| 3618 | sizeof(((struct vki_ifreq *)arg3)->ifr_hwaddr) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3619 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3620 | case VKI_SIOCGIFMTU: /* get MTU size */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3621 | POST_MEM_WRITE( (Addr)&((struct vki_ifreq *)arg3)->vki_ifr_mtu, |
| 3622 | sizeof(((struct vki_ifreq *)arg3)->vki_ifr_mtu) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3623 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3624 | case VKI_SIOCGIFADDR: /* get PA address */ |
| 3625 | case VKI_SIOCGIFDSTADDR: /* get remote PA address */ |
| 3626 | case VKI_SIOCGIFBRDADDR: /* get broadcast PA address */ |
| 3627 | case VKI_SIOCGIFNETMASK: /* get network PA mask */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3628 | POST_MEM_WRITE( |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3629 | (Addr)&((struct vki_ifreq *)arg3)->ifr_addr, |
| 3630 | sizeof(((struct vki_ifreq *)arg3)->ifr_addr) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3631 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3632 | case VKI_SIOCGIFMETRIC: /* get metric */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3633 | POST_MEM_WRITE( |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3634 | (Addr)&((struct vki_ifreq *)arg3)->vki_ifr_metric, |
| 3635 | sizeof(((struct vki_ifreq *)arg3)->vki_ifr_metric) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3636 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3637 | case VKI_SIOCGIFMAP: /* Get device parameters */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3638 | POST_MEM_WRITE( |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3639 | (Addr)&((struct vki_ifreq *)arg3)->ifr_map, |
| 3640 | sizeof(((struct vki_ifreq *)arg3)->ifr_map) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3641 | break; |
| 3642 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3643 | case VKI_SIOCGIFTXQLEN: /* Get the tx queue length */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3644 | POST_MEM_WRITE( |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3645 | (Addr)&((struct vki_ifreq *)arg3)->ifr_qlen, |
| 3646 | sizeof(((struct vki_ifreq *)arg3)->ifr_qlen) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3647 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3648 | case VKI_SIOCGIFNAME: /* get iface name */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3649 | POST_MEM_WRITE( |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3650 | (Addr)&((struct vki_ifreq *)arg3)->vki_ifr_name, |
| 3651 | sizeof(((struct vki_ifreq *)arg3)->vki_ifr_name) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3652 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3653 | case VKI_SIOCGMIIPHY: /* get hardware entry */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3654 | POST_MEM_WRITE( |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3655 | (Addr)&((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->phy_id, |
| 3656 | sizeof(((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->phy_id) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3657 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3658 | case VKI_SIOCGMIIREG: /* get hardware entry registers */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3659 | POST_MEM_WRITE( |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3660 | (Addr)&((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->val_out, |
| 3661 | sizeof(((struct vki_mii_ioctl_data *)&((struct vki_ifreq *)arg3)->vki_ifr_data)->val_out) ); |
thughes | be81171 | 2004-06-17 23:04:58 +0000 | [diff] [blame] | 3662 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3663 | case VKI_SIOCGIFCONF: /* get iface list */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3664 | /* WAS: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3665 | PRE_MEM_WRITE("ioctl(SIOCGIFCONF)", arg3, sizeof(struct ifconf)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3666 | KERNEL_DO_SYSCALL(tid,res); |
| 3667 | if (!VG_(is_kerror)(res) && res == 0) |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3668 | POST_MEM_WRITE(arg3, sizeof(struct ifconf)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3669 | */ |
| 3670 | if (res == 0 && arg3 ) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3671 | struct vki_ifconf *ifc = (struct vki_ifconf *) arg3; |
| 3672 | if (ifc->vki_ifc_buf != NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3673 | POST_MEM_WRITE( (Addr)(ifc->vki_ifc_buf), ifc->ifc_len ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3674 | } |
| 3675 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3676 | case VKI_SIOCGSTAMP: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3677 | POST_MEM_WRITE( arg3, sizeof(struct vki_timeval) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3678 | break; |
| 3679 | /* SIOCOUTQ is an ioctl that, when called on a socket, returns |
| 3680 | the number of bytes currently in that socket's send buffer. |
| 3681 | It writes this value as an int to the memory location |
| 3682 | indicated by the third argument of ioctl(2). */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3683 | case VKI_SIOCOUTQ: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3684 | POST_MEM_WRITE(arg3, sizeof(int)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3685 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3686 | case VKI_SIOCGRARP: /* get RARP table entry */ |
| 3687 | case VKI_SIOCGARP: /* get ARP table entry */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3688 | POST_MEM_WRITE(arg3, sizeof(struct vki_arpreq)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3689 | break; |
| 3690 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3691 | case VKI_SIOCSIFFLAGS: /* set flags */ |
| 3692 | case VKI_SIOCSIFMAP: /* Set device parameters */ |
| 3693 | case VKI_SIOCSIFTXQLEN: /* Set the tx queue length */ |
| 3694 | case VKI_SIOCSIFDSTADDR: /* set remote PA address */ |
| 3695 | case VKI_SIOCSIFBRDADDR: /* set broadcast PA address */ |
| 3696 | case VKI_SIOCSIFNETMASK: /* set network PA mask */ |
| 3697 | case VKI_SIOCSIFMETRIC: /* set metric */ |
| 3698 | case VKI_SIOCSIFADDR: /* set PA address */ |
| 3699 | case VKI_SIOCSIFMTU: /* set MTU size */ |
| 3700 | case VKI_SIOCSIFHWADDR: /* set hardware address */ |
| 3701 | case VKI_SIOCSMIIREG: /* set hardware entry registers */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3702 | break; |
| 3703 | /* Routing table calls. */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3704 | case VKI_SIOCADDRT: /* add routing table entry */ |
| 3705 | case VKI_SIOCDELRT: /* delete routing table entry */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3706 | break; |
| 3707 | |
| 3708 | /* RARP cache control calls. */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3709 | case VKI_SIOCDRARP: /* delete RARP table entry */ |
| 3710 | case VKI_SIOCSRARP: /* set RARP table entry */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3711 | /* ARP cache control calls. */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3712 | case VKI_SIOCSARP: /* set ARP table entry */ |
| 3713 | case VKI_SIOCDARP: /* delete ARP table entry */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3714 | break; |
| 3715 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3716 | case VKI_SIOCGPGRP: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3717 | POST_MEM_WRITE(arg3, sizeof(int)); |
thughes | 1174fed | 2004-09-11 15:33:17 +0000 | [diff] [blame] | 3718 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3719 | case VKI_SIOCSPGRP: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3720 | break; |
| 3721 | |
| 3722 | /* linux/soundcard interface (OSS) */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3723 | case VKI_SNDCTL_SEQ_GETOUTCOUNT: |
| 3724 | case VKI_SNDCTL_SEQ_GETINCOUNT: |
| 3725 | case VKI_SNDCTL_SEQ_PERCMODE: |
| 3726 | case VKI_SNDCTL_SEQ_TESTMIDI: |
| 3727 | case VKI_SNDCTL_SEQ_RESETSAMPLES: |
| 3728 | case VKI_SNDCTL_SEQ_NRSYNTHS: |
| 3729 | case VKI_SNDCTL_SEQ_NRMIDIS: |
| 3730 | case VKI_SNDCTL_SEQ_GETTIME: |
| 3731 | case VKI_SNDCTL_DSP_GETFMTS: |
| 3732 | case VKI_SNDCTL_DSP_GETTRIGGER: |
| 3733 | case VKI_SNDCTL_DSP_GETODELAY: |
| 3734 | case VKI_SNDCTL_DSP_GETSPDIF: |
| 3735 | case VKI_SNDCTL_DSP_GETCAPS: |
| 3736 | case VKI_SOUND_PCM_READ_RATE: |
| 3737 | case VKI_SOUND_PCM_READ_CHANNELS: |
| 3738 | case VKI_SOUND_PCM_READ_BITS: |
| 3739 | case (VKI_SOUND_PCM_READ_BITS|0x40000000): /* what the fuck ? */ |
| 3740 | case VKI_SOUND_PCM_READ_FILTER: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3741 | POST_MEM_WRITE(arg3, sizeof(int)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3742 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3743 | case VKI_SNDCTL_SEQ_CTRLRATE: |
| 3744 | case VKI_SNDCTL_DSP_SPEED: |
| 3745 | case VKI_SNDCTL_DSP_STEREO: |
| 3746 | case VKI_SNDCTL_DSP_GETBLKSIZE: |
| 3747 | case VKI_SNDCTL_DSP_CHANNELS: |
| 3748 | case VKI_SOUND_PCM_WRITE_FILTER: |
| 3749 | case VKI_SNDCTL_DSP_SUBDIVIDE: |
| 3750 | case VKI_SNDCTL_DSP_SETFRAGMENT: |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3751 | case VKI_SNDCTL_DSP_GETCHANNELMASK: |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3752 | case VKI_SNDCTL_DSP_BIND_CHANNEL: |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3753 | case VKI_SNDCTL_TMR_TIMEBASE: |
| 3754 | case VKI_SNDCTL_TMR_TEMPO: |
| 3755 | case VKI_SNDCTL_TMR_SOURCE: |
| 3756 | case VKI_SNDCTL_MIDI_PRETIME: |
| 3757 | case VKI_SNDCTL_MIDI_MPUMODE: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3758 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3759 | case VKI_SNDCTL_DSP_GETOSPACE: |
| 3760 | case VKI_SNDCTL_DSP_GETISPACE: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3761 | POST_MEM_WRITE(arg3, sizeof(vki_audio_buf_info)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3762 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3763 | case VKI_SNDCTL_DSP_SETTRIGGER: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3764 | break; |
| 3765 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3766 | case VKI_SNDCTL_DSP_POST: |
| 3767 | case VKI_SNDCTL_DSP_RESET: |
| 3768 | case VKI_SNDCTL_DSP_SYNC: |
| 3769 | case VKI_SNDCTL_DSP_SETSYNCRO: |
| 3770 | case VKI_SNDCTL_DSP_SETDUPLEX: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3771 | break; |
| 3772 | |
| 3773 | /* Real Time Clock (/dev/rtc) ioctls */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3774 | case VKI_RTC_UIE_ON: |
| 3775 | case VKI_RTC_UIE_OFF: |
| 3776 | case VKI_RTC_AIE_ON: |
| 3777 | case VKI_RTC_AIE_OFF: |
| 3778 | case VKI_RTC_PIE_ON: |
| 3779 | case VKI_RTC_PIE_OFF: |
| 3780 | case VKI_RTC_IRQP_SET: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3781 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3782 | case VKI_RTC_RD_TIME: |
| 3783 | case VKI_RTC_ALM_READ: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3784 | POST_MEM_WRITE(arg3, sizeof(struct vki_rtc_time)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3785 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3786 | case VKI_RTC_ALM_SET: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3787 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3788 | case VKI_RTC_IRQP_READ: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3789 | POST_MEM_WRITE(arg3, sizeof(unsigned long)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3790 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3791 | |
nethercote | 95a9786 | 2004-11-06 16:31:43 +0000 | [diff] [blame] | 3792 | case VKI_BLKGETSIZE: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3793 | POST_MEM_WRITE(arg3, sizeof(unsigned long)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3794 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3795 | |
thughes | acbbc32 | 2004-06-19 12:12:01 +0000 | [diff] [blame] | 3796 | /* Hard disks */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3797 | case VKI_HDIO_GET_IDENTITY: /* 0x030d */ |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3798 | POST_MEM_WRITE(arg3, VKI_SIZEOF_STRUCT_HD_DRIVEID ); |
thughes | acbbc32 | 2004-06-19 12:12:01 +0000 | [diff] [blame] | 3799 | break; |
| 3800 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3801 | /* CD ROM stuff (??) */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3802 | case VKI_CDROMSUBCHNL: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3803 | POST_MEM_WRITE(arg3, sizeof(struct vki_cdrom_subchnl)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3804 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3805 | case VKI_CDROMREADTOCHDR: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3806 | POST_MEM_WRITE(arg3, sizeof(struct vki_cdrom_tochdr)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3807 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3808 | case VKI_CDROMREADTOCENTRY: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3809 | POST_MEM_WRITE(arg3, sizeof(struct vki_cdrom_tochdr)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3810 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3811 | case VKI_CDROMMULTISESSION: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3812 | POST_MEM_WRITE(arg3, sizeof(struct vki_cdrom_multisession)); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 3813 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3814 | case VKI_CDROMVOLREAD: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3815 | POST_MEM_WRITE(arg3, sizeof(struct vki_cdrom_volctrl)); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 3816 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3817 | case VKI_CDROMREADAUDIO: |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 3818 | { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3819 | struct vki_cdrom_read_audio *cra = (struct vki_cdrom_read_audio *) arg3; |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3820 | POST_MEM_WRITE( (Addr)(cra->buf), cra->nframes * VKI_CD_FRAMESIZE_RAW); |
thughes | 5b788fb | 2004-09-11 15:07:14 +0000 | [diff] [blame] | 3821 | break; |
| 3822 | } |
| 3823 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3824 | case VKI_CDROMPLAYMSF: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3825 | break; |
| 3826 | /* The following two are probably bogus (should check args |
| 3827 | for readability). JRS 20021117 */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3828 | case VKI_CDROM_DRIVE_STATUS: /* 0x5326 */ |
| 3829 | case VKI_CDROM_CLEAR_OPTIONS: /* 0x5321 */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 3830 | break; |
| 3831 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3832 | case VKI_FIGETBSZ: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3833 | POST_MEM_WRITE(arg3, sizeof(unsigned long)); |
thughes | 66d8009 | 2004-06-19 12:41:05 +0000 | [diff] [blame] | 3834 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3835 | case VKI_FIBMAP: |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3836 | POST_MEM_WRITE(arg3, sizeof(unsigned long)); |
thughes | 66d8009 | 2004-06-19 12:41:05 +0000 | [diff] [blame] | 3837 | break; |
| 3838 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3839 | case VKI_FBIOGET_VSCREENINFO: //0x4600 |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3840 | POST_MEM_WRITE(arg3, sizeof(struct vki_fb_var_screeninfo)); |
thughes | 44e3558 | 2004-04-21 15:52:33 +0000 | [diff] [blame] | 3841 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3842 | case VKI_FBIOGET_FSCREENINFO: //0x4602 |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 3843 | POST_MEM_WRITE(arg3, sizeof(struct vki_fb_fix_screeninfo)); |
thughes | 44e3558 | 2004-04-21 15:52:33 +0000 | [diff] [blame] | 3844 | break; |
| 3845 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3846 | case VKI_PPCLAIM: |
| 3847 | case VKI_PPEXCL: |
| 3848 | case VKI_PPYIELD: |
| 3849 | case VKI_PPRELEASE: |
| 3850 | case VKI_PPSETMODE: |
| 3851 | case VKI_PPSETPHASE: |
| 3852 | case VKI_PPSETFLAGS: |
| 3853 | case VKI_PPWDATA: |
| 3854 | case VKI_PPWCONTROL: |
| 3855 | case VKI_PPFCONTROL: |
| 3856 | case VKI_PPDATADIR: |
| 3857 | case VKI_PPNEGOT: |
| 3858 | case VKI_PPWCTLONIRQ: |
| 3859 | case VKI_PPSETTIME: |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3860 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3861 | case VKI_PPGETMODE: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3862 | POST_MEM_WRITE( arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3863 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3864 | case VKI_PPGETPHASE: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3865 | POST_MEM_WRITE( arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3866 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3867 | case VKI_PPGETMODES: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3868 | POST_MEM_WRITE( arg3, sizeof(unsigned int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3869 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3870 | case VKI_PPGETFLAGS: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3871 | POST_MEM_WRITE( arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3872 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3873 | case VKI_PPRSTATUS: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3874 | POST_MEM_WRITE( arg3, sizeof(unsigned char) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3875 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3876 | case VKI_PPRDATA: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3877 | POST_MEM_WRITE( arg3, sizeof(unsigned char) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3878 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3879 | case VKI_PPRCONTROL: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3880 | POST_MEM_WRITE( arg3, sizeof(unsigned char) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3881 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3882 | case VKI_PPCLRIRQ: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3883 | POST_MEM_WRITE( arg3, sizeof(int) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3884 | break; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 3885 | case VKI_PPGETTIME: |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 3886 | POST_MEM_WRITE( arg3, sizeof(struct vki_timeval) ); |
thughes | d989548 | 2004-08-16 19:46:55 +0000 | [diff] [blame] | 3887 | break; |
| 3888 | |
thughes | c3b842d | 2004-11-13 10:38:04 +0000 | [diff] [blame] | 3889 | case VKI_GIO_FONT: |
| 3890 | POST_MEM_WRITE( arg3, 32 * 256 ); |
| 3891 | break; |
| 3892 | case VKI_PIO_FONT: |
| 3893 | break; |
| 3894 | |
| 3895 | case VKI_GIO_FONTX: |
| 3896 | POST_MEM_WRITE( (Addr)((struct vki_consolefontdesc *)arg3)->chardata, |
| 3897 | 32 * ((struct vki_consolefontdesc *)arg3)->charcount ); |
| 3898 | break; |
| 3899 | case VKI_PIO_FONTX: |
| 3900 | break; |
| 3901 | |
| 3902 | case VKI_PIO_FONTRESET: |
| 3903 | break; |
| 3904 | |
| 3905 | case VKI_GIO_CMAP: |
| 3906 | POST_MEM_WRITE( arg3, 16 * 3 ); |
| 3907 | break; |
| 3908 | case VKI_PIO_CMAP: |
| 3909 | break; |
| 3910 | |
| 3911 | case VKI_KIOCSOUND: |
| 3912 | case VKI_KDMKTONE: |
| 3913 | break; |
| 3914 | |
| 3915 | case VKI_KDGETLED: |
| 3916 | POST_MEM_WRITE( arg3, sizeof(char) ); |
| 3917 | break; |
| 3918 | case VKI_KDSETLED: |
| 3919 | break; |
| 3920 | |
| 3921 | case VKI_KDGKBTYPE: |
| 3922 | POST_MEM_WRITE( arg3, sizeof(char) ); |
| 3923 | break; |
| 3924 | |
| 3925 | case VKI_KDADDIO: |
| 3926 | case VKI_KDDELIO: |
| 3927 | case VKI_KDENABIO: |
| 3928 | case VKI_KDDISABIO: |
| 3929 | break; |
| 3930 | |
| 3931 | case VKI_KDSETMODE: |
| 3932 | break; |
| 3933 | case VKI_KDGETMODE: |
| 3934 | POST_MEM_WRITE( arg3, sizeof(int) ); |
| 3935 | break; |
| 3936 | |
| 3937 | case VKI_KDMAPDISP: |
| 3938 | case VKI_KDUNMAPDISP: |
| 3939 | break; |
| 3940 | |
| 3941 | case VKI_GIO_SCRNMAP: |
| 3942 | POST_MEM_WRITE( arg3, VKI_E_TABSZ ); |
| 3943 | break; |
| 3944 | case VKI_PIO_SCRNMAP: |
| 3945 | break; |
| 3946 | case VKI_GIO_UNISCRNMAP: |
| 3947 | POST_MEM_WRITE( arg3, VKI_E_TABSZ * sizeof(unsigned short) ); |
| 3948 | break; |
| 3949 | case VKI_PIO_UNISCRNMAP: |
| 3950 | break; |
| 3951 | |
| 3952 | case VKI_KDGKBMODE: |
| 3953 | POST_MEM_WRITE( arg3, sizeof(int) ); |
| 3954 | break; |
| 3955 | case VKI_KDSKBMODE: |
| 3956 | break; |
| 3957 | |
| 3958 | case VKI_KDGKBMETA: |
| 3959 | POST_MEM_WRITE( arg3, sizeof(int) ); |
| 3960 | break; |
| 3961 | case VKI_KDSKBMETA: |
| 3962 | break; |
| 3963 | |
| 3964 | case VKI_KDGKBLED: |
| 3965 | POST_MEM_WRITE( arg3, sizeof(char) ); |
| 3966 | break; |
| 3967 | case VKI_KDSKBLED: |
| 3968 | break; |
| 3969 | |
| 3970 | case VKI_KDGKBENT: |
| 3971 | POST_MEM_WRITE( (Addr)&((struct vki_kbentry *)arg3)->kb_value, |
| 3972 | sizeof(((struct vki_kbentry *)arg3)->kb_value) ); |
| 3973 | break; |
| 3974 | case VKI_KDSKBENT: |
| 3975 | break; |
| 3976 | |
| 3977 | case VKI_KDGKBSENT: |
| 3978 | POST_MEM_WRITE( (Addr)((struct vki_kbsentry *)arg3)->kb_string, |
| 3979 | sizeof(((struct vki_kbsentry *)arg3)->kb_string) ); |
| 3980 | break; |
| 3981 | case VKI_KDSKBSENT: |
| 3982 | break; |
| 3983 | |
| 3984 | case VKI_KDGKBDIACR: |
| 3985 | POST_MEM_WRITE( arg3, sizeof(struct vki_kbdiacrs) ); |
| 3986 | break; |
| 3987 | case VKI_KDSKBDIACR: |
| 3988 | break; |
| 3989 | |
| 3990 | case VKI_KDGETKEYCODE: |
| 3991 | POST_MEM_WRITE( (Addr)((struct vki_kbkeycode *)arg3)->keycode, |
| 3992 | sizeof(((struct vki_kbkeycode *)arg3)->keycode) ); |
| 3993 | break; |
| 3994 | case VKI_KDSETKEYCODE: |
| 3995 | break; |
| 3996 | |
| 3997 | case VKI_KDSIGACCEPT: |
| 3998 | break; |
| 3999 | |
| 4000 | case VKI_KDKBDREP: |
| 4001 | break; |
| 4002 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4003 | /* We don't have any specific information on it, so |
| 4004 | try to do something reasonable based on direction and |
| 4005 | size bits. The encoding scheme is described in |
| 4006 | /usr/include/asm/ioctl.h. |
| 4007 | |
| 4008 | According to Simon Hausmann, _IOC_READ means the kernel |
| 4009 | writes a value to the ioctl value passed from the user |
| 4010 | space and the other way around with _IOC_WRITE. */ |
| 4011 | default: { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4012 | UInt dir = _VKI_IOC_DIR(arg2); |
| 4013 | UInt size = _VKI_IOC_SIZE(arg2); |
| 4014 | if (size > 0 && (dir & _VKI_IOC_READ) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4015 | && res == 0 |
| 4016 | && arg3 != (Addr)NULL) |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 4017 | POST_MEM_WRITE(arg3, size); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4018 | break; |
| 4019 | } |
| 4020 | } |
| 4021 | } |
| 4022 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4023 | PRE(sys_kill, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4024 | { |
| 4025 | /* int kill(pid_t pid, int sig); */ |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 4026 | PRINT("sys_kill ( %d, %d )", arg1,arg2); |
| 4027 | PRE_REG_READ2(long, "kill", int, pid, int, sig); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4028 | if (arg2 == VKI_SIGVGINT || arg2 == VKI_SIGVGKILL) |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4029 | set_result( -VKI_EINVAL ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4030 | } |
| 4031 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4032 | POST(sys_kill) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4033 | { |
| 4034 | /* If this was a self-kill then wait for a signal to be |
| 4035 | delivered to any thread before claiming the kill is done. */ |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 4036 | if (res >= 0 && // if it was successful and |
| 4037 | arg2 != 0 && // if a real signal and |
| 4038 | !VG_(is_sig_ign)(arg2) && // that isn't ignored and |
| 4039 | !VG_(sigismember)(&tst->eff_sig_mask, arg2) && // we're not blocking it |
| 4040 | (arg1 == VG_(getpid)() || // directed at us or |
| 4041 | arg1 == -1 || // directed at everyone or |
| 4042 | arg1 == 0 || // directed at whole group or |
| 4043 | -arg1 == VG_(getpgrp)())) { // directed at our group... |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4044 | /* ...then wait for that signal to be delivered to someone |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 4045 | (might be us, might be someone else who doesn't have it blocked) */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4046 | VG_(proxy_waitsig)(); |
| 4047 | } |
| 4048 | } |
| 4049 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4050 | PRE(sys_link, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4051 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 4052 | PRINT("sys_link ( %p, %p)", arg1, arg2); |
| 4053 | PRE_REG_READ2(long, "link", const char *, oldpath, const char *, newpath); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4054 | PRE_MEM_RASCIIZ( "link(oldpath)", arg1); |
| 4055 | PRE_MEM_RASCIIZ( "link(newpath)", arg2); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4056 | } |
| 4057 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4058 | PRE(sys_lseek, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4059 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 4060 | PRINT("sys_lseek ( %d, %d, %d )", arg1,arg2,arg3); |
| 4061 | PRE_REG_READ3(vki_off_t, "lseek", |
| 4062 | unsigned int, fd, vki_off_t, offset, unsigned int, whence); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4063 | } |
| 4064 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4065 | PRE(sys_newlstat, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4066 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 4067 | PRINT("sys_newlstat ( %p(%s), %p )", arg1,arg1,arg2); |
| 4068 | PRE_REG_READ2(long, "lstat", char *, file_name, struct stat *, buf); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4069 | PRE_MEM_RASCIIZ( "lstat(file_name)", arg1 ); |
| 4070 | PRE_MEM_WRITE( "lstat(buf)", arg2, sizeof(struct vki_stat) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4071 | } |
| 4072 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4073 | POST(sys_newlstat) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4074 | { |
| 4075 | if (res == 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4076 | POST_MEM_WRITE( arg2, sizeof(struct vki_stat) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4077 | } |
| 4078 | } |
| 4079 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4080 | PRE(sys_lstat64, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4081 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 4082 | PRINT("sys_lstat64 ( %p(%s), %p )",arg1,arg1,arg2); |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 4083 | PRE_REG_READ2(long, "lstat64", char *, file_name, struct stat64 *, buf); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4084 | PRE_MEM_RASCIIZ( "lstat64(file_name)", arg1 ); |
| 4085 | PRE_MEM_WRITE( "lstat64(buf)", arg2, sizeof(struct vki_stat64) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4086 | } |
| 4087 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4088 | POST(sys_lstat64) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4089 | { |
| 4090 | if (res == 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4091 | POST_MEM_WRITE( arg2, sizeof(struct vki_stat64) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4092 | } |
| 4093 | } |
| 4094 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4095 | PRE(sys_mkdir, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4096 | { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 4097 | PRINT("sys_mkdir ( %p, %d )", arg1,arg2); |
| 4098 | PRE_REG_READ2(long, "mkdir", const char *, pathname, int, mode); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4099 | PRE_MEM_RASCIIZ( "mkdir(pathname)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4100 | } |
| 4101 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4102 | PRE(old_mmap, Special) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4103 | { |
nethercote | 151effa | 2004-11-15 12:57:39 +0000 | [diff] [blame] | 4104 | /* struct mmap_arg_struct { |
| 4105 | unsigned long addr; |
| 4106 | unsigned long len; |
| 4107 | unsigned long prot; |
| 4108 | unsigned long flags; |
| 4109 | unsigned long fd; |
| 4110 | unsigned long offset; |
| 4111 | }; */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4112 | UInt a1, a2, a3, a4, a5, a6; |
| 4113 | |
nethercote | 151effa | 2004-11-15 12:57:39 +0000 | [diff] [blame] | 4114 | PRE_REG_READ1(long, "old_mmap", struct mmap_arg_struct *, args); |
nethercote | 6456ab1 | 2004-10-18 14:47:48 +0000 | [diff] [blame] | 4115 | PLATFORM_GET_MMAP_ARGS(tst, a1, a2, a3, a4, a5, a6); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4116 | |
nethercote | 151effa | 2004-11-15 12:57:39 +0000 | [diff] [blame] | 4117 | PRINT("old_mmap ( %p, %llu, %d, %d, %d, %d )", |
| 4118 | a1, (ULong)a2, a3, a4, a5, a6 ); |
nethercote | db23332 | 2003-12-02 14:56:04 +0000 | [diff] [blame] | 4119 | |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 4120 | if (a4 & VKI_MAP_FIXED) { |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 4121 | if (!VG_(valid_client_addr)(a1, a2, tid, "old_mmap")) { |
nethercote | 151effa | 2004-11-15 12:57:39 +0000 | [diff] [blame] | 4122 | PRINT("old_mmap failing: %p-%p\n", a1, a1+a2); |
| 4123 | set_result( -VKI_ENOMEM ); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 4124 | } |
| 4125 | } else { |
nethercote | 6456ab1 | 2004-10-18 14:47:48 +0000 | [diff] [blame] | 4126 | a1 = VG_(find_map_space)(a1, a2, True); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 4127 | if (a1 == 0) |
nethercote | 151effa | 2004-11-15 12:57:39 +0000 | [diff] [blame] | 4128 | set_result( -VKI_ENOMEM ); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 4129 | else |
nethercote | 151effa | 2004-11-15 12:57:39 +0000 | [diff] [blame] | 4130 | a4 |= VKI_MAP_FIXED; |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 4131 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4132 | |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 4133 | if (res != -VKI_ENOMEM) { |
nethercote | 6456ab1 | 2004-10-18 14:47:48 +0000 | [diff] [blame] | 4134 | PLATFORM_DO_MMAP(res, a1, a2, a3, a4, a5, a6); |
fitzhardinge | c2d6507 | 2004-01-07 08:44:43 +0000 | [diff] [blame] | 4135 | |
| 4136 | if (!VG_(is_kerror)(res)) { |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 4137 | vg_assert(VG_(valid_client_addr)(res, a2, tid, "old_mmap")); |
nethercote | b4250ae | 2004-07-10 16:50:09 +0000 | [diff] [blame] | 4138 | mmap_segment( (Addr)res, a2, a3, a4, a5, a6 ); |
fitzhardinge | c2d6507 | 2004-01-07 08:44:43 +0000 | [diff] [blame] | 4139 | } |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 4140 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4141 | } |
| 4142 | |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4143 | PRE(sys_mmap2, 0) |
| 4144 | { |
| 4145 | // Exactly like old_mmap() except: |
| 4146 | // - all 6 args are passed in regs, rather than in a memory-block. |
| 4147 | // - the file offset is specified in pagesize units rather than bytes, |
| 4148 | // so that it can be used for files bigger than 2^32 bytes. |
| 4149 | PRINT("sys_mmap2 ( %p, %llu, %d, %d, %d, %d )", |
| 4150 | arg1, (ULong)arg2, arg3, arg4, arg5, arg6 ); |
| 4151 | PRE_REG_READ6(long, "mmap2", |
| 4152 | unsigned long, start, unsigned long, length, |
| 4153 | unsigned long, prot, unsigned long, flags, |
| 4154 | unsigned long, fd, unsigned long, offset); |
| 4155 | |
| 4156 | if (arg4 & VKI_MAP_FIXED) { |
| 4157 | if (!VG_(valid_client_addr)(arg1, arg2, tid, "mmap2")) |
| 4158 | set_result( -VKI_ENOMEM ); |
| 4159 | } else { |
| 4160 | arg1 = VG_(find_map_space)(arg1, arg2, True); |
| 4161 | if (arg1 == 0) |
| 4162 | set_result( -VKI_ENOMEM ); |
| 4163 | else |
| 4164 | arg4 |= VKI_MAP_FIXED; |
| 4165 | } |
| 4166 | } |
| 4167 | |
| 4168 | POST(sys_mmap2) |
| 4169 | { |
| 4170 | vg_assert(VG_(valid_client_addr)(res, arg2, tid, "mmap2")); |
| 4171 | mmap_segment( (Addr)res, arg2, arg3, arg4, arg5, |
| 4172 | arg6 * (ULong)VKI_PAGE_SIZE ); |
| 4173 | } |
| 4174 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4175 | PRE(sys_mprotect, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4176 | { |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 4177 | PRINT("sys_mprotect ( %p, %llu, %d )", arg1,(ULong)arg2,arg3); |
| 4178 | PRE_REG_READ3(long, "mprotect", |
| 4179 | unsigned long, addr, vki_size_t, len, unsigned long, prot); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 4180 | |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 4181 | if (!VG_(valid_client_addr)(arg1, arg2, tid, "mprotect")) |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4182 | set_result( -VKI_ENOMEM ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4183 | } |
| 4184 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4185 | POST(sys_mprotect) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4186 | { |
nethercote | 27ea8bc | 2004-07-10 17:21:14 +0000 | [diff] [blame] | 4187 | Addr a = arg1; |
nethercote | 928a5f7 | 2004-11-03 18:10:37 +0000 | [diff] [blame] | 4188 | SizeT len = arg2; |
nethercote | 27ea8bc | 2004-07-10 17:21:14 +0000 | [diff] [blame] | 4189 | Int prot = arg3; |
| 4190 | Bool rr = prot & VKI_PROT_READ; |
| 4191 | Bool ww = prot & VKI_PROT_WRITE; |
| 4192 | Bool xx = prot & VKI_PROT_EXEC; |
| 4193 | |
nethercote | 27ea8bc | 2004-07-10 17:21:14 +0000 | [diff] [blame] | 4194 | mash_addr_and_len(&a, &len); |
| 4195 | VG_(mprotect_range)(a, len, prot); |
| 4196 | VG_TRACK( change_mem_mprotect, a, len, rr, ww, xx ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4197 | } |
| 4198 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4199 | PRE(sys_munmap, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4200 | { |
nethercote | 06c7bd7 | 2004-11-14 19:11:56 +0000 | [diff] [blame] | 4201 | PRINT("sys_munmap ( %p, %llu )", arg1,(ULong)arg2); |
| 4202 | PRE_REG_READ2(long, "munmap", unsigned long, start, vki_size_t, length); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 4203 | |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 4204 | if (!VG_(valid_client_addr)(arg1, arg2, tid, "munmap")) |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4205 | set_result( -VKI_EINVAL ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4206 | } |
| 4207 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4208 | POST(sys_munmap) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4209 | { |
nethercote | 928a5f7 | 2004-11-03 18:10:37 +0000 | [diff] [blame] | 4210 | Addr a = arg1; |
| 4211 | SizeT len = arg2; |
nethercote | 27ea8bc | 2004-07-10 17:21:14 +0000 | [diff] [blame] | 4212 | |
| 4213 | mash_addr_and_len(&a, &len); |
| 4214 | VG_(unmap_range)(a, len); |
| 4215 | VG_TRACK( die_mem_munmap, a, len ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4216 | } |
| 4217 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4218 | PRE(sys_mincore, 0) |
mueller | 6ceb231 | 2004-01-02 22:52:34 +0000 | [diff] [blame] | 4219 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 4220 | PRINT("sys_mincore ( %p, %llu, %p )", arg1,(ULong)arg2,arg3); |
| 4221 | PRE_REG_READ3(long, "mincore", |
| 4222 | unsigned long, start, vki_size_t, length, |
| 4223 | unsigned char *, vec); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4224 | PRE_MEM_WRITE( "mincore(vec)", arg3, (arg2 + 4096 - 1) / 4096); |
mueller | 6ceb231 | 2004-01-02 22:52:34 +0000 | [diff] [blame] | 4225 | } |
| 4226 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4227 | POST(sys_mincore) |
mueller | 6ceb231 | 2004-01-02 22:52:34 +0000 | [diff] [blame] | 4228 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4229 | POST_MEM_WRITE( arg3, (arg2 + 4096 - 1) / 4096 ); |
mueller | 6ceb231 | 2004-01-02 22:52:34 +0000 | [diff] [blame] | 4230 | } |
| 4231 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4232 | PRE(sys_nanosleep, MayBlock|PostOnFail) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4233 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 4234 | PRINT("sys_nanosleep ( %p, %p )", arg1,arg2); |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 4235 | PRE_REG_READ2(long, "nanosleep", |
| 4236 | struct timespec *, req, struct timespec *, rem); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4237 | PRE_MEM_READ( "nanosleep(req)", arg1, sizeof(struct vki_timespec) ); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 4238 | if (arg2 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4239 | PRE_MEM_WRITE( "nanosleep(rem)", arg2, sizeof(struct vki_timespec) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4240 | } |
| 4241 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4242 | POST(sys_nanosleep) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4243 | { |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 4244 | if (arg2 != 0 && res == -VKI_EINTR) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4245 | POST_MEM_WRITE( arg2, sizeof(struct vki_timespec) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4246 | } |
| 4247 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4248 | PRE(sys_open, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4249 | { |
nethercote | e70bd7d | 2004-08-18 14:37:17 +0000 | [diff] [blame] | 4250 | if (arg2 & VKI_O_CREAT) { |
nethercote | e824cc4 | 2004-11-09 16:20:46 +0000 | [diff] [blame] | 4251 | // 3-arg version |
| 4252 | PRINT("sys_open ( %p(%s), %d, %d )",arg1,arg1,arg2,arg3); |
| 4253 | PRE_REG_READ3(long, "open", |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 4254 | const char *, filename, int, flags, int, mode); |
nethercote | e70bd7d | 2004-08-18 14:37:17 +0000 | [diff] [blame] | 4255 | } else { |
nethercote | e824cc4 | 2004-11-09 16:20:46 +0000 | [diff] [blame] | 4256 | // 2-arg version |
| 4257 | PRINT("sys_open ( %p(%s), %d )",arg1,arg1,arg2); |
| 4258 | PRE_REG_READ2(long, "open", |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 4259 | const char *, filename, int, flags); |
nethercote | e70bd7d | 2004-08-18 14:37:17 +0000 | [diff] [blame] | 4260 | } |
nethercote | e824cc4 | 2004-11-09 16:20:46 +0000 | [diff] [blame] | 4261 | PRE_MEM_RASCIIZ( "open(filename)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4262 | } |
| 4263 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4264 | POST(sys_open) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4265 | { |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4266 | if (!VG_(fd_allowed)(res, "open", tid, True)) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4267 | VG_(close)(res); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4268 | set_result( -VKI_EMFILE ); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 4269 | } else { |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 4270 | if (VG_(clo_track_fds)) |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4271 | VG_(record_fd_open)(tid, res, VG_(arena_strdup)(VG_AR_CORE, (Char*)arg1)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4272 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4273 | } |
| 4274 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4275 | PRE(sys_read, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4276 | { |
nethercote | 8b76fe5 | 2004-11-08 19:20:09 +0000 | [diff] [blame] | 4277 | PRINT("sys_read ( %d, %p, %llu )", arg1, arg2, (ULong)arg3); |
| 4278 | PRE_REG_READ3(ssize_t, "read", |
njn | ca0518d | 2004-11-26 19:34:36 +0000 | [diff] [blame] | 4279 | unsigned int, fd, char *, buf, vki_size_t, count); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4280 | |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4281 | if (!VG_(fd_allowed)(arg1, "read", tid, False)) |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4282 | set_result( -VKI_EBADF ); |
thughes | 26ab77b | 2004-08-14 12:10:49 +0000 | [diff] [blame] | 4283 | else |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4284 | PRE_MEM_WRITE( "read(buf)", arg2, arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4285 | } |
| 4286 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4287 | POST(sys_read) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4288 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4289 | POST_MEM_WRITE( arg2, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4290 | } |
| 4291 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4292 | PRE(sys_write, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4293 | { |
nethercote | 8b76fe5 | 2004-11-08 19:20:09 +0000 | [diff] [blame] | 4294 | PRINT("sys_write ( %d, %p, %llu )", arg1, arg2, (ULong)arg3); |
| 4295 | PRE_REG_READ3(ssize_t, "write", |
njn | ca0518d | 2004-11-26 19:34:36 +0000 | [diff] [blame] | 4296 | unsigned int, fd, const char *, buf, vki_size_t, count); |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4297 | if (!VG_(fd_allowed)(arg1, "write", tid, False)) |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4298 | set_result( -VKI_EBADF ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4299 | else |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4300 | PRE_MEM_READ( "write(buf)", arg2, arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4301 | } |
| 4302 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4303 | PRE(sys_creat, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4304 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 4305 | PRINT("sys_creat ( %p(%s), %d )", arg1,arg1,arg2); |
| 4306 | PRE_REG_READ2(long, "creat", const char *, pathname, int, mode); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4307 | PRE_MEM_RASCIIZ( "creat(pathname)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4308 | } |
| 4309 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4310 | POST(sys_creat) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4311 | { |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4312 | if (!VG_(fd_allowed)(res, "creat", tid, True)) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4313 | VG_(close)(res); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4314 | set_result( -VKI_EMFILE ); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 4315 | } else { |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 4316 | if (VG_(clo_track_fds)) |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4317 | VG_(record_fd_open)(tid, res, VG_(arena_strdup)(VG_AR_CORE, (Char*)arg1)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4318 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4319 | } |
| 4320 | |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 4321 | // XXX: sort of x86-specific |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4322 | PRE(sys_pipe, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4323 | { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 4324 | PRINT("sys_pipe ( %p )", arg1); |
| 4325 | PRE_REG_READ1(int, "pipe", unsigned long *, filedes); |
| 4326 | PRE_MEM_WRITE( "pipe(filedes)", arg1, 2*sizeof(long) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4327 | } |
| 4328 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4329 | POST(sys_pipe) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4330 | { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 4331 | // XXX: use of Int here -- 32-bit-specific? |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4332 | Int *p = (Int *)arg1; |
| 4333 | |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4334 | if (!VG_(fd_allowed)(p[0], "pipe", tid, True) || |
| 4335 | !VG_(fd_allowed)(p[1], "pipe", tid, True)) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4336 | VG_(close)(p[0]); |
| 4337 | VG_(close)(p[1]); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4338 | set_result( -VKI_EMFILE ); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 4339 | } else { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4340 | POST_MEM_WRITE( arg1, 2*sizeof(int) ); |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 4341 | if (VG_(clo_track_fds)) { |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4342 | VG_(record_fd_open)(tid, p[0], NULL); |
| 4343 | VG_(record_fd_open)(tid, p[1], NULL); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 4344 | } |
| 4345 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4346 | } |
| 4347 | |
nethercote | f90953e | 2004-11-15 14:50:02 +0000 | [diff] [blame] | 4348 | // XXX: x86-specific, due to pollfd struct |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4349 | PRE(sys_poll, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4350 | { |
| 4351 | /* struct pollfd { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4352 | int fd; -- file descriptor |
| 4353 | short events; -- requested events |
| 4354 | short revents; -- returned events |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4355 | }; |
nethercote | eb0592d | 2004-11-05 12:02:27 +0000 | [diff] [blame] | 4356 | int poll(struct pollfd *ufds, unsigned int nfds, int timeout) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4357 | */ |
nethercote | eb0592d | 2004-11-05 12:02:27 +0000 | [diff] [blame] | 4358 | UInt i; |
| 4359 | struct vki_pollfd* ufds = (struct vki_pollfd *)arg1; |
nethercote | f90953e | 2004-11-15 14:50:02 +0000 | [diff] [blame] | 4360 | PRINT("sys_poll ( %p, %d, %d )\n", arg1,arg2,arg3); |
| 4361 | PRE_REG_READ3(long, "poll", |
| 4362 | struct pollfd *, ufds, unsigned int, nfds, long, timeout); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4363 | |
nethercote | eb0592d | 2004-11-05 12:02:27 +0000 | [diff] [blame] | 4364 | for (i = 0; i < arg2; i++) { |
| 4365 | // 'fd' and 'events' field are inputs; 'revents' is output. |
| 4366 | // XXX: this is x86 specific -- the pollfd struct varies across |
| 4367 | // different architectures. |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4368 | PRE_MEM_READ( "poll(ufds)", |
| 4369 | (Addr)(&ufds[i]), sizeof(int) + sizeof(short) ); |
| 4370 | PRE_MEM_WRITE( "poll(ufds)", (Addr)(&ufds[i].revents), sizeof(short) ); |
| 4371 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4372 | } |
| 4373 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4374 | POST(sys_poll) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4375 | { |
| 4376 | if (res > 0) { |
| 4377 | UInt i; |
nethercote | eb0592d | 2004-11-05 12:02:27 +0000 | [diff] [blame] | 4378 | struct vki_pollfd* ufds = (struct vki_pollfd *)arg1; |
| 4379 | // XXX: again, this is x86-specific |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4380 | for (i = 0; i < arg2; i++) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4381 | POST_MEM_WRITE( (Addr)(&ufds[i].revents), sizeof(Short) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4382 | } |
| 4383 | } |
| 4384 | |
rjwalsh | 17d8530 | 2004-11-18 22:56:09 +0000 | [diff] [blame] | 4385 | PRE(sys_readlink, Special) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4386 | { |
rjwalsh | 093047d | 2004-11-19 02:11:56 +0000 | [diff] [blame] | 4387 | int saved = SYSNO; |
nethercote | 5a945af | 2004-11-14 18:37:07 +0000 | [diff] [blame] | 4388 | PRINT("sys_readlink ( %p, %p, %llu )", arg1,arg2,(ULong)arg3); |
| 4389 | PRE_REG_READ3(long, "readlink", |
| 4390 | const char *, path, char *, buf, int, bufsiz); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4391 | PRE_MEM_RASCIIZ( "readlink(path)", arg1 ); |
| 4392 | PRE_MEM_WRITE( "readlink(buf)", arg2,arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4393 | |
rjwalsh | 17d8530 | 2004-11-18 22:56:09 +0000 | [diff] [blame] | 4394 | /* |
rjwalsh | 093047d | 2004-11-19 02:11:56 +0000 | [diff] [blame] | 4395 | * Handle the case where readlink is looking at /proc/self/exe or |
| 4396 | * /proc/<pid>/exe. |
rjwalsh | 17d8530 | 2004-11-18 22:56:09 +0000 | [diff] [blame] | 4397 | */ |
| 4398 | |
rjwalsh | 093047d | 2004-11-19 02:11:56 +0000 | [diff] [blame] | 4399 | set_result( VG_(do_syscall)(saved, arg1, arg2, arg3)); |
| 4400 | if ((Int)res == -2) { |
| 4401 | char name[25]; |
| 4402 | |
| 4403 | VG_(sprintf)(name, "/proc/%d/exe", VG_(getpid)()); |
rjwalsh | 17d8530 | 2004-11-18 22:56:09 +0000 | [diff] [blame] | 4404 | |
rjwalsh | 093047d | 2004-11-19 02:11:56 +0000 | [diff] [blame] | 4405 | if (VG_(strcmp)((Char *)arg1, name) == 0 || |
| 4406 | VG_(strcmp)((Char *)arg1, "/proc/self/exe") == 0) { |
| 4407 | VG_(sprintf)(name, "/proc/self/fd/%d", VG_(clexecfd)); |
| 4408 | set_result( VG_(do_syscall)(saved, name, arg2, arg3)); |
| 4409 | } |
rjwalsh | 17d8530 | 2004-11-18 22:56:09 +0000 | [diff] [blame] | 4410 | } |
| 4411 | |
rjwalsh | 093047d | 2004-11-19 02:11:56 +0000 | [diff] [blame] | 4412 | if ((Int)res > 0) |
rjwalsh | 17d8530 | 2004-11-18 22:56:09 +0000 | [diff] [blame] | 4413 | POST_MEM_WRITE( arg2, res ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4414 | } |
| 4415 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4416 | PRE(sys_readv, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4417 | { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4418 | Int i; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4419 | struct vki_iovec * vec; |
nethercote | d6b5a21 | 2004-11-15 17:04:14 +0000 | [diff] [blame] | 4420 | PRINT("sys_readv ( %d, %p, %llu )",arg1,arg2,(ULong)arg3); |
| 4421 | PRE_REG_READ3(ssize_t, "readv", |
| 4422 | unsigned long, fd, const struct iovec *, vector, |
| 4423 | unsigned long, count); |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4424 | if (!VG_(fd_allowed)(arg1, "readv", tid, False)) { |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4425 | set_result( -VKI_EBADF ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4426 | } else { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4427 | PRE_MEM_READ( "readv(vector)", arg2, arg3 * sizeof(struct vki_iovec) ); |
nethercote | d6b5a21 | 2004-11-15 17:04:14 +0000 | [diff] [blame] | 4428 | |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 4429 | if (arg2 != 0) { |
nethercote | d6b5a21 | 2004-11-15 17:04:14 +0000 | [diff] [blame] | 4430 | /* ToDo: don't do any of the following if the vector is invalid */ |
| 4431 | vec = (struct vki_iovec *)arg2; |
| 4432 | for (i = 0; i < (Int)arg3; i++) |
| 4433 | PRE_MEM_WRITE( "readv(vector[...])", |
| 4434 | (Addr)vec[i].iov_base, vec[i].iov_len ); |
| 4435 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4436 | } |
| 4437 | } |
| 4438 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4439 | POST(sys_readv) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4440 | { |
| 4441 | if (res > 0) { |
| 4442 | Int i; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4443 | struct vki_iovec * vec = (struct vki_iovec *)arg2; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4444 | Int remains = res; |
| 4445 | |
| 4446 | /* res holds the number of bytes read. */ |
| 4447 | for (i = 0; i < (Int)arg3; i++) { |
| 4448 | Int nReadThisBuf = vec[i].iov_len; |
| 4449 | if (nReadThisBuf > remains) nReadThisBuf = remains; |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4450 | POST_MEM_WRITE( (Addr)vec[i].iov_base, nReadThisBuf ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4451 | remains -= nReadThisBuf; |
| 4452 | if (remains < 0) VG_(core_panic)("readv: remains < 0"); |
| 4453 | } |
| 4454 | } |
| 4455 | } |
| 4456 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4457 | PRE(sys_rename, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4458 | { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 4459 | PRINT("sys_rename ( %p, %p )", arg1, arg2 ); |
| 4460 | PRE_REG_READ2(long, "rename", const char *, oldpath, const char *, newpath); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4461 | PRE_MEM_RASCIIZ( "rename(oldpath)", arg1 ); |
| 4462 | PRE_MEM_RASCIIZ( "rename(newpath)", arg2 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4463 | } |
| 4464 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4465 | PRE(sys_rmdir, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4466 | { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 4467 | PRINT("sys_rmdir ( %p )", arg1); |
| 4468 | PRE_REG_READ1(long, "rmdir", const char *, pathname); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4469 | PRE_MEM_RASCIIZ( "rmdir(pathname)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4470 | } |
| 4471 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4472 | PRE(sys_sched_setparam, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4473 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4474 | PRINT("sched_setparam ( %d, %p )", arg1, arg2 ); |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 4475 | PRE_REG_READ2(long, "sched_setparam", |
| 4476 | vki_pid_t, pid, struct sched_param *, p); |
| 4477 | PRE_MEM_READ( "sched_setparam(p)", arg2, sizeof(struct vki_sched_param) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4478 | } |
| 4479 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4480 | POST(sys_sched_setparam) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4481 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4482 | POST_MEM_WRITE( arg2, sizeof(struct vki_sched_param) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4483 | } |
| 4484 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4485 | PRE(sys_sched_getparam, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4486 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4487 | PRINT("sched_getparam ( %d, %p )", arg1, arg2 ); |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 4488 | PRE_REG_READ2(long, "sched_getparam", |
| 4489 | vki_pid_t, pid, struct sched_param *, p); |
| 4490 | PRE_MEM_WRITE( "sched_getparam(p)", arg2, sizeof(struct vki_sched_param) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4491 | } |
| 4492 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4493 | POST(sys_sched_getparam) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4494 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4495 | POST_MEM_WRITE( arg2, sizeof(struct vki_sched_param) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4496 | } |
| 4497 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4498 | PRE(sys_select, MayBlock) |
nethercote | f1049bf | 2004-11-14 17:03:47 +0000 | [diff] [blame] | 4499 | { |
| 4500 | PRINT("sys_select ( %d, %p, %p, %p, %p )", arg1,arg2,arg3,arg4,arg5); |
| 4501 | PRE_REG_READ5(long, "select", |
| 4502 | int, n, vki_fd_set *, readfds, vki_fd_set *, writefds, |
| 4503 | vki_fd_set *, exceptfds, struct timeval *, timeout); |
| 4504 | // XXX: this possibly understates how much memory is read. |
| 4505 | if (arg2 != 0) |
| 4506 | PRE_MEM_READ( "select(readfds)", |
| 4507 | arg2, arg1/8 /* __FD_SETSIZE/8 */ ); |
| 4508 | if (arg3 != 0) |
| 4509 | PRE_MEM_READ( "select(writefds)", |
| 4510 | arg3, arg1/8 /* __FD_SETSIZE/8 */ ); |
| 4511 | if (arg4 != 0) |
| 4512 | PRE_MEM_READ( "select(exceptfds)", |
| 4513 | arg4, arg1/8 /* __FD_SETSIZE/8 */ ); |
| 4514 | if (arg5 != 0) |
| 4515 | PRE_MEM_READ( "select(timeout)", arg5, sizeof(struct vki_timeval) ); |
| 4516 | } |
| 4517 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4518 | PRE(sys_setgid16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4519 | { |
nethercote | 9c311eb | 2004-11-12 18:20:12 +0000 | [diff] [blame] | 4520 | PRINT("sys_setgid16 ( %d )", arg1); |
| 4521 | PRE_REG_READ1(long, "setgid16", vki_old_gid_t, gid); |
| 4522 | } |
| 4523 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4524 | PRE(sys_setgid, 0) |
nethercote | 9c311eb | 2004-11-12 18:20:12 +0000 | [diff] [blame] | 4525 | { |
| 4526 | PRINT("sys_setgid ( %d )", arg1); |
| 4527 | PRE_REG_READ1(long, "setgid", vki_gid_t, gid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4528 | } |
| 4529 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4530 | PRE(sys_setsid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4531 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 4532 | PRINT("sys_setsid ( )"); |
| 4533 | PRE_REG_READ0(long, "setsid"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4534 | } |
| 4535 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4536 | PRE(sys_setgroups16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4537 | { |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 4538 | PRINT("sys_setgroups16 ( %llu, %p )", (ULong)arg1, arg2); |
| 4539 | PRE_REG_READ2(long, "setgroups16", int, size, vki_old_gid_t *, list); |
| 4540 | if (arg1 > 0) |
| 4541 | PRE_MEM_READ( "setgroups16(list)", arg2, arg1 * sizeof(vki_old_gid_t) ); |
| 4542 | } |
| 4543 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4544 | PRE(sys_setgroups, 0) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 4545 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4546 | PRINT("setgroups ( %llu, %p )", (ULong)arg1, arg2); |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 4547 | PRE_REG_READ2(long, "setgroups", int, size, vki_gid_t *, list); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4548 | if (arg1 > 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4549 | PRE_MEM_READ( "setgroups(list)", arg2, arg1 * sizeof(vki_gid_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4550 | } |
| 4551 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4552 | PRE(sys_setpgid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4553 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4554 | PRINT("setpgid ( %d, %d )", arg1, arg2); |
nethercote | 9c311eb | 2004-11-12 18:20:12 +0000 | [diff] [blame] | 4555 | PRE_REG_READ2(long, "setpgid", vki_pid_t, pid, vki_pid_t, pgid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4556 | } |
| 4557 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4558 | POST(sys_setpgid) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4559 | { |
| 4560 | VG_(main_pgrp) = VG_(getpgrp)(); |
| 4561 | } |
| 4562 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4563 | PRE(sys_setregid, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4564 | { |
nethercote | 17258dc | 2004-11-12 19:55:08 +0000 | [diff] [blame] | 4565 | PRINT("sys_setregid ( %d, %d )", arg1, arg2); |
| 4566 | PRE_REG_READ2(long, "setregid", vki_gid_t, rgid, vki_gid_t, egid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4567 | } |
| 4568 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4569 | PRE(sys_setreuid16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4570 | { |
nethercote | 17258dc | 2004-11-12 19:55:08 +0000 | [diff] [blame] | 4571 | PRINT("setreuid16 ( 0x%x, 0x%x )", arg1, arg2); |
| 4572 | PRE_REG_READ2(long, "setreuid16", vki_old_uid_t, ruid, vki_old_uid_t, euid); |
| 4573 | } |
| 4574 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4575 | PRE(sys_setreuid, 0) |
nethercote | 17258dc | 2004-11-12 19:55:08 +0000 | [diff] [blame] | 4576 | { |
| 4577 | PRINT("sys_setreuid ( 0x%x, 0x%x )", arg1, arg2); |
| 4578 | PRE_REG_READ2(long, "setreuid", vki_uid_t, ruid, vki_uid_t, euid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4579 | } |
| 4580 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4581 | PRE(sys_setrlimit, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4582 | { |
nethercote | 17258dc | 2004-11-12 19:55:08 +0000 | [diff] [blame] | 4583 | PRINT("sys_setrlimit ( %d, %p )", arg1,arg2); |
| 4584 | PRE_REG_READ2(long, "setrlimit", |
| 4585 | unsigned int, resource, struct rlimit *, rlim); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4586 | PRE_MEM_READ( "setrlimit(rlim)", arg2, sizeof(struct vki_rlimit) ); |
fitzhardinge | b50068f | 2004-02-24 23:42:55 +0000 | [diff] [blame] | 4587 | |
thughes | ad1c956 | 2004-06-26 11:27:52 +0000 | [diff] [blame] | 4588 | if (arg1 == VKI_RLIMIT_NOFILE) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4589 | if (((struct vki_rlimit *)arg2)->rlim_cur > VG_(fd_hard_limit) || |
| 4590 | ((struct vki_rlimit *)arg2)->rlim_max != VG_(fd_hard_limit)) { |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4591 | set_result( -VKI_EPERM ); |
thughes | ad1c956 | 2004-06-26 11:27:52 +0000 | [diff] [blame] | 4592 | } |
| 4593 | else { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4594 | VG_(fd_soft_limit) = ((struct vki_rlimit *)arg2)->rlim_cur; |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4595 | set_result( 0 ); |
thughes | ad1c956 | 2004-06-26 11:27:52 +0000 | [diff] [blame] | 4596 | } |
| 4597 | } |
| 4598 | else if (arg1 == VKI_RLIMIT_DATA) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4599 | if (((struct vki_rlimit *)arg2)->rlim_cur > ((struct vki_rlimit *)arg2)->rlim_max || |
| 4600 | ((struct vki_rlimit *)arg2)->rlim_max > ((struct vki_rlimit *)arg2)->rlim_max) { |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4601 | set_result( -VKI_EPERM ); |
thughes | aa4fb11 | 2004-09-11 14:19:25 +0000 | [diff] [blame] | 4602 | } |
| 4603 | else { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4604 | VG_(client_rlimit_data) = *(struct vki_rlimit *)arg2; |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4605 | set_result( 0 ); |
thughes | aa4fb11 | 2004-09-11 14:19:25 +0000 | [diff] [blame] | 4606 | } |
fitzhardinge | b50068f | 2004-02-24 23:42:55 +0000 | [diff] [blame] | 4607 | } |
thughes | c37184f | 2004-09-11 14:16:57 +0000 | [diff] [blame] | 4608 | else if (arg1 == VKI_RLIMIT_STACK && tid == 1) { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4609 | if (((struct vki_rlimit *)arg2)->rlim_cur > ((struct vki_rlimit *)arg2)->rlim_max || |
| 4610 | ((struct vki_rlimit *)arg2)->rlim_max > ((struct vki_rlimit *)arg2)->rlim_max) { |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4611 | set_result( -VKI_EPERM ); |
thughes | c37184f | 2004-09-11 14:16:57 +0000 | [diff] [blame] | 4612 | } |
| 4613 | else { |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4614 | VG_(threads)[tid].stack_size = ((struct vki_rlimit *)arg2)->rlim_cur; |
| 4615 | VG_(client_rlimit_stack) = *(struct vki_rlimit *)arg2; |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4616 | set_result( 0 ); |
thughes | c37184f | 2004-09-11 14:16:57 +0000 | [diff] [blame] | 4617 | } |
| 4618 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4619 | } |
| 4620 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4621 | PRE(sys_setuid16, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4622 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 4623 | PRINT("sys_setuid16 ( %d )", arg1); |
| 4624 | PRE_REG_READ1(long, "setuid16", vki_old_uid_t, uid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4625 | } |
| 4626 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4627 | PRE(sys_setuid, 0) |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 4628 | { |
| 4629 | PRINT("sys_setuid ( %d )", arg1); |
| 4630 | PRE_REG_READ1(long, "setuid", vki_uid_t, uid); |
| 4631 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4632 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4633 | PRE(sys_socketcall, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4634 | { |
nethercote | dc18c0a | 2004-11-14 20:06:27 +0000 | [diff] [blame] | 4635 | PRINT("sys_socketcall ( %d, %p )",arg1,arg2); |
| 4636 | PRE_REG_READ2(long, "socketcall", int, call, unsigned long *, args); |
| 4637 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4638 | switch (arg1 /* request */) { |
| 4639 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4640 | case VKI_SYS_SOCKETPAIR: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4641 | /* int socketpair(int d, int type, int protocol, int sv[2]); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4642 | PRE_MEM_READ( "socketcall.socketpair(args)", arg2, 4*sizeof(Addr) ); |
| 4643 | PRE_MEM_WRITE( "socketcall.socketpair(sv)", |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4644 | ((UWord*)arg2)[3], 2*sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4645 | break; |
| 4646 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4647 | case VKI_SYS_SOCKET: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4648 | /* int socket(int domain, int type, int protocol); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4649 | PRE_MEM_READ( "socketcall.socket(args)", arg2, 3*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4650 | break; |
| 4651 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4652 | case VKI_SYS_BIND: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4653 | /* int bind(int sockfd, struct sockaddr *my_addr, |
| 4654 | int addrlen); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4655 | PRE_MEM_READ( "socketcall.bind(args)", arg2, 3*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4656 | pre_mem_read_sockaddr( tid, "socketcall.bind(my_addr.%s)", |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4657 | (struct vki_sockaddr *) (((UWord*)arg2)[1]), ((UWord*)arg2)[2]); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4658 | break; |
| 4659 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4660 | case VKI_SYS_LISTEN: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4661 | /* int listen(int s, int backlog); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4662 | PRE_MEM_READ( "socketcall.listen(args)", arg2, 2*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4663 | break; |
| 4664 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4665 | case VKI_SYS_ACCEPT: { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4666 | /* int accept(int s, struct sockaddr *addr, int *addrlen); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4667 | PRE_MEM_READ( "socketcall.accept(args)", arg2, 3*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4668 | { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4669 | Addr addr_p = ((UWord*)arg2)[1]; |
| 4670 | Addr addrlen_p = ((UWord*)arg2)[2]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4671 | if (addr_p != (Addr)NULL) |
| 4672 | buf_and_len_pre_check ( tid, addr_p, addrlen_p, |
| 4673 | "socketcall.accept(addr)", |
| 4674 | "socketcall.accept(addrlen_in)" ); |
| 4675 | } |
| 4676 | break; |
| 4677 | } |
| 4678 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4679 | case VKI_SYS_SENDTO: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4680 | /* int sendto(int s, const void *msg, int len, |
| 4681 | unsigned int flags, |
| 4682 | const struct sockaddr *to, int tolen); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4683 | PRE_MEM_READ( "socketcall.sendto(args)", arg2, 6*sizeof(Addr) ); |
| 4684 | PRE_MEM_READ( "socketcall.sendto(msg)", |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4685 | ((UWord*)arg2)[1], /* msg */ |
| 4686 | ((UWord*)arg2)[2] /* len */ ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4687 | pre_mem_read_sockaddr( tid, "socketcall.sendto(to.%s)", |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4688 | (struct vki_sockaddr *) (((UWord*)arg2)[4]), ((UWord*)arg2)[5]); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4689 | break; |
| 4690 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4691 | case VKI_SYS_SEND: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4692 | /* int send(int s, const void *msg, size_t len, int flags); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4693 | PRE_MEM_READ( "socketcall.send(args)", arg2, 4*sizeof(Addr) ); |
| 4694 | PRE_MEM_READ( "socketcall.send(msg)", |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4695 | ((UWord*)arg2)[1], /* msg */ |
| 4696 | ((UWord*)arg2)[2] /* len */ ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4697 | break; |
| 4698 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4699 | case VKI_SYS_RECVFROM: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4700 | /* int recvfrom(int s, void *buf, int len, unsigned int flags, |
| 4701 | struct sockaddr *from, int *fromlen); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4702 | PRE_MEM_READ( "socketcall.recvfrom(args)", arg2, 6*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4703 | { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4704 | Addr buf_p = ((UWord*)arg2)[1]; |
| 4705 | Int len = ((UWord*)arg2)[2]; |
| 4706 | Addr from_p = ((UWord*)arg2)[4]; |
| 4707 | Addr fromlen_p = ((UWord*)arg2)[5]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4708 | |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4709 | PRE_MEM_WRITE( "socketcall.recvfrom(buf)", buf_p, len ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4710 | if (from_p != (Addr)NULL) |
| 4711 | buf_and_len_pre_check ( tid, from_p, fromlen_p, |
| 4712 | "socketcall.recvfrom(from)", |
| 4713 | "socketcall.recvfrom(fromlen_in)" ); |
| 4714 | } |
| 4715 | break; |
| 4716 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4717 | case VKI_SYS_RECV: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4718 | /* int recv(int s, void *buf, int len, unsigned int flags); */ |
| 4719 | /* man 2 recv says: |
| 4720 | The recv call is normally used only on a connected socket |
| 4721 | (see connect(2)) and is identical to recvfrom with a NULL |
| 4722 | from parameter. |
| 4723 | */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4724 | PRE_MEM_READ( "socketcall.recv(args)", arg2, 4*sizeof(Addr) ); |
| 4725 | PRE_MEM_WRITE( "socketcall.recv(buf)", |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4726 | ((UWord*)arg2)[1], /* buf */ |
| 4727 | ((UWord*)arg2)[2] /* len */ ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4728 | break; |
| 4729 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4730 | case VKI_SYS_CONNECT: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4731 | /* int connect(int sockfd, |
| 4732 | struct sockaddr *serv_addr, int addrlen ); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4733 | PRE_MEM_READ( "socketcall.connect(args)", arg2, 3*sizeof(Addr) ); |
| 4734 | PRE_MEM_READ( "socketcall.connect(serv_addr.sa_family)", |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4735 | ((UWord*)arg2)[1], /* serv_addr */ |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4736 | sizeof(vki_sa_family_t)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4737 | pre_mem_read_sockaddr( tid, |
| 4738 | "socketcall.connect(serv_addr.%s)", |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4739 | (struct vki_sockaddr *) (((UWord*)arg2)[1]), ((UWord*)arg2)[2]); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4740 | break; |
| 4741 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4742 | case VKI_SYS_SETSOCKOPT: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4743 | /* int setsockopt(int s, int level, int optname, |
| 4744 | const void *optval, int optlen); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4745 | PRE_MEM_READ( "socketcall.setsockopt(args)", arg2, 5*sizeof(Addr) ); |
| 4746 | PRE_MEM_READ( "socketcall.setsockopt(optval)", |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4747 | ((UWord*)arg2)[3], /* optval */ |
| 4748 | ((UWord*)arg2)[4] /* optlen */ ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4749 | break; |
| 4750 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4751 | case VKI_SYS_GETSOCKOPT: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4752 | /* int setsockopt(int s, int level, int optname, |
| 4753 | void *optval, socklen_t *optlen); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4754 | PRE_MEM_READ( "socketcall.getsockopt(args)", arg2, 5*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4755 | { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4756 | Addr optval_p = ((UWord*)arg2)[3]; |
| 4757 | Addr optlen_p = ((UWord*)arg2)[4]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4758 | /* vg_assert(sizeof(socklen_t) == sizeof(UInt)); */ |
| 4759 | if (optval_p != (Addr)NULL) |
| 4760 | buf_and_len_pre_check ( tid, optval_p, optlen_p, |
| 4761 | "socketcall.getsockopt(optval)", |
| 4762 | "socketcall.getsockopt(optlen)" ); |
| 4763 | } |
| 4764 | break; |
| 4765 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4766 | case VKI_SYS_GETSOCKNAME: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4767 | /* int getsockname(int s, struct sockaddr* name, int* namelen) */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4768 | PRE_MEM_READ( "socketcall.getsockname(args)", arg2, 3*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4769 | { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4770 | Addr name_p = ((UWord*)arg2)[1]; |
| 4771 | Addr namelen_p = ((UWord*)arg2)[2]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4772 | |
| 4773 | /* Nb: name_p cannot be NULL */ |
| 4774 | buf_and_len_pre_check ( tid, name_p, namelen_p, |
| 4775 | "socketcall.getsockname(name)", |
| 4776 | "socketcall.getsockname(namelen_in)" ); |
| 4777 | } |
| 4778 | break; |
| 4779 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4780 | case VKI_SYS_GETPEERNAME: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4781 | /* int getpeername(int s, struct sockaddr* name, int* namelen) */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4782 | PRE_MEM_READ( "socketcall.getpeername(args)", arg2, 3*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4783 | { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4784 | Addr name_p = ((UWord*)arg2)[1]; |
| 4785 | Addr namelen_p = ((UWord*)arg2)[2]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4786 | |
| 4787 | /* Nb: name_p cannot be NULL */ |
| 4788 | buf_and_len_pre_check ( tid, name_p, namelen_p, |
| 4789 | "socketcall.getpeername(name)", |
| 4790 | "socketcall.getpeername(namelen_in)" ); |
| 4791 | } |
| 4792 | break; |
| 4793 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4794 | case VKI_SYS_SHUTDOWN: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4795 | /* int shutdown(int s, int how); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4796 | PRE_MEM_READ( "socketcall.shutdown(args)", arg2, 2*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4797 | break; |
| 4798 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4799 | case VKI_SYS_SENDMSG: { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4800 | /* int sendmsg(int s, const struct msghdr *msg, int flags); */ |
| 4801 | |
| 4802 | /* this causes warnings, and I don't get why. glibc bug? |
| 4803 | * (after all it's glibc providing the arguments array) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4804 | PRE_MEM_READ( "socketcall.sendmsg(args)", arg2, 3*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4805 | */ |
| 4806 | |
nethercote | 2220836 | 2004-11-04 20:00:44 +0000 | [diff] [blame] | 4807 | struct vki_msghdr *msg = (struct vki_msghdr *)((UWord*)arg2)[ 1 ]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4808 | msghdr_foreachfield ( tid, msg, pre_mem_read_sendmsg ); |
| 4809 | |
| 4810 | break; |
| 4811 | } |
| 4812 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4813 | case VKI_SYS_RECVMSG: { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4814 | /* int recvmsg(int s, struct msghdr *msg, int flags); */ |
| 4815 | |
| 4816 | /* this causes warnings, and I don't get why. glibc bug? |
| 4817 | * (after all it's glibc providing the arguments array) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4818 | PRE_MEM_READ("socketcall.recvmsg(args)", arg2, 3*sizeof(Addr) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4819 | */ |
| 4820 | |
nethercote | 2220836 | 2004-11-04 20:00:44 +0000 | [diff] [blame] | 4821 | struct vki_msghdr *msg = (struct vki_msghdr *)((UWord*)arg2)[ 1 ]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4822 | msghdr_foreachfield ( tid, msg, pre_mem_write_recvmsg ); |
| 4823 | |
| 4824 | break; |
| 4825 | } |
| 4826 | |
| 4827 | default: |
jsgf | 17059e0 | 2003-10-19 16:46:06 +0000 | [diff] [blame] | 4828 | VG_(message)(Vg_DebugMsg,"Warning: unhandled socketcall 0x%x",arg1); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4829 | set_result( -VKI_EINVAL ); |
jsgf | 17059e0 | 2003-10-19 16:46:06 +0000 | [diff] [blame] | 4830 | break; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4831 | } |
| 4832 | } |
| 4833 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4834 | POST(sys_socketcall) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4835 | { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4836 | switch (arg1 /* request */) { |
| 4837 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4838 | case VKI_SYS_SOCKETPAIR: { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4839 | Int fd1 = ((Int*)((UWord*)arg2)[3])[0]; |
| 4840 | Int fd2 = ((Int*)((UWord*)arg2)[3])[1]; |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4841 | POST_MEM_WRITE( ((UWord*)arg2)[3], 2*sizeof(int) ); |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4842 | if (!VG_(fd_allowed)(fd1, "socketcall.socketpair", tid, True) || |
| 4843 | !VG_(fd_allowed)(fd2, "socketcall.socketpair", tid, True)) { |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 4844 | VG_(close)(fd1); |
| 4845 | VG_(close)(fd2); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4846 | set_result( -VKI_EMFILE ); |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 4847 | } else { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4848 | POST_MEM_WRITE( ((UWord*)arg2)[3], 2*sizeof(int) ); |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 4849 | if (VG_(clo_track_fds)) { |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4850 | VG_(record_fd_open)(tid, fd1, NULL); |
| 4851 | VG_(record_fd_open)(tid, fd2, NULL); |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 4852 | } |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 4853 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4854 | break; |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 4855 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4856 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4857 | case VKI_SYS_SOCKET: |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4858 | if (!VG_(fd_allowed)(res, "socket", tid, True)) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4859 | VG_(close)(res); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4860 | set_result( -VKI_EMFILE ); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 4861 | } else { |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 4862 | if (VG_(clo_track_fds)) |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4863 | VG_(record_fd_open)(tid, res, NULL); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4864 | } |
| 4865 | break; |
| 4866 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4867 | case VKI_SYS_BIND: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4868 | /* int bind(int sockfd, struct sockaddr *my_addr, |
| 4869 | int addrlen); */ |
| 4870 | break; |
| 4871 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4872 | case VKI_SYS_LISTEN: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4873 | /* int listen(int s, int backlog); */ |
| 4874 | break; |
| 4875 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4876 | case VKI_SYS_ACCEPT: { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4877 | /* int accept(int s, struct sockaddr *addr, int *addrlen); */ |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4878 | if (!VG_(fd_allowed)(res, "accept", tid, True)) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4879 | VG_(close)(res); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 4880 | set_result( -VKI_EMFILE ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4881 | } else { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4882 | Addr addr_p = ((UWord*)arg2)[1]; |
| 4883 | Addr addrlen_p = ((UWord*)arg2)[2]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4884 | |
| 4885 | if (addr_p != (Addr)NULL) |
| 4886 | buf_and_len_post_check ( tid, res, addr_p, addrlen_p, |
| 4887 | "socketcall.accept(addrlen_out)" ); |
nethercote | 493dd18 | 2004-02-24 23:57:47 +0000 | [diff] [blame] | 4888 | if (VG_(clo_track_fds)) |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 4889 | VG_(record_fd_open)(tid, res, NULL); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4890 | } |
| 4891 | break; |
| 4892 | } |
| 4893 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4894 | case VKI_SYS_SENDTO: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4895 | break; |
| 4896 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4897 | case VKI_SYS_SEND: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4898 | break; |
| 4899 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4900 | case VKI_SYS_RECVFROM: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4901 | { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4902 | Addr buf_p = ((UWord*)arg2)[1]; |
| 4903 | Int len = ((UWord*)arg2)[2]; |
| 4904 | Addr from_p = ((UWord*)arg2)[4]; |
| 4905 | Addr fromlen_p = ((UWord*)arg2)[5]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4906 | |
| 4907 | if (from_p != (Addr)NULL) |
| 4908 | buf_and_len_post_check ( tid, res, from_p, fromlen_p, |
| 4909 | "socketcall.recvfrom(fromlen_out)" ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4910 | POST_MEM_WRITE( buf_p, len ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4911 | } |
| 4912 | break; |
| 4913 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4914 | case VKI_SYS_RECV: |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 4915 | if (res >= 0 && ((UWord*)arg2)[1] != 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4916 | POST_MEM_WRITE( ((UWord*)arg2)[1], /* buf */ |
| 4917 | ((UWord*)arg2)[2] /* len */ ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4918 | } |
| 4919 | break; |
| 4920 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4921 | case VKI_SYS_CONNECT: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4922 | break; |
| 4923 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4924 | case VKI_SYS_SETSOCKOPT: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4925 | break; |
| 4926 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4927 | case VKI_SYS_GETSOCKOPT: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4928 | { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4929 | Addr optval_p = ((UWord*)arg2)[3]; |
| 4930 | Addr optlen_p = ((UWord*)arg2)[4]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4931 | |
| 4932 | if (optval_p != (Addr)NULL) |
| 4933 | buf_and_len_post_check ( tid, res, optval_p, optlen_p, |
| 4934 | "socketcall.getsockopt(optlen_out)" ); |
| 4935 | } |
| 4936 | break; |
| 4937 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4938 | case VKI_SYS_GETSOCKNAME: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4939 | { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4940 | Addr name_p = ((UWord*)arg2)[1]; |
| 4941 | Addr namelen_p = ((UWord*)arg2)[2]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4942 | |
| 4943 | buf_and_len_post_check ( tid, res, name_p, namelen_p, |
| 4944 | "socketcall.getsockname(namelen_out)" ); |
| 4945 | } |
| 4946 | break; |
| 4947 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4948 | case VKI_SYS_GETPEERNAME: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4949 | { |
nethercote | f1d810d | 2004-11-04 19:57:03 +0000 | [diff] [blame] | 4950 | Addr name_p = ((UWord*)arg2)[1]; |
| 4951 | Addr namelen_p = ((UWord*)arg2)[2]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4952 | |
| 4953 | buf_and_len_post_check ( tid, res, name_p, namelen_p, |
| 4954 | "socketcall.getpeername(namelen_out)" ); |
| 4955 | } |
| 4956 | break; |
| 4957 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4958 | case VKI_SYS_SHUTDOWN: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4959 | break; |
| 4960 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4961 | case VKI_SYS_SENDMSG: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4962 | break; |
| 4963 | |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 4964 | case VKI_SYS_RECVMSG: |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4965 | { |
nethercote | 2220836 | 2004-11-04 20:00:44 +0000 | [diff] [blame] | 4966 | struct vki_msghdr *msg = (struct vki_msghdr *)((UWord*)arg2)[ 1 ]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4967 | |
| 4968 | msghdr_foreachfield( tid, msg, post_mem_write_recvmsg ); |
rjwalsh | f5f536f | 2003-11-17 17:45:00 +0000 | [diff] [blame] | 4969 | check_cmsg_for_fds( tid, msg ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4970 | |
| 4971 | break; |
| 4972 | } |
| 4973 | |
| 4974 | default: |
| 4975 | VG_(message)(Vg_DebugMsg,"FATAL: unhandled socketcall 0x%x",arg1); |
| 4976 | VG_(core_panic)("... bye!\n"); |
| 4977 | break; /*NOTREACHED*/ |
| 4978 | } |
| 4979 | } |
| 4980 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4981 | PRE(sys_newstat, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4982 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 4983 | PRINT("sys_newstat ( %p(%s), %p )", arg1,arg1,arg2); |
| 4984 | PRE_REG_READ2(long, "stat", char *, file_name, struct stat *, buf); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4985 | PRE_MEM_RASCIIZ( "stat(file_name)", arg1 ); |
| 4986 | PRE_MEM_WRITE( "stat(buf)", arg2, sizeof(struct vki_stat) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4987 | } |
| 4988 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4989 | POST(sys_newstat) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4990 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4991 | POST_MEM_WRITE( arg2, sizeof(struct vki_stat) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4992 | } |
| 4993 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 4994 | PRE(sys_statfs, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 4995 | { |
nethercote | dc18c0a | 2004-11-14 20:06:27 +0000 | [diff] [blame] | 4996 | PRINT("sys_statfs ( %p, %p )",arg1,arg2); |
| 4997 | PRE_REG_READ2(long, "statfs", const char *, path, struct statfs *, buf); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 4998 | PRE_MEM_RASCIIZ( "statfs(path)", arg1 ); |
| 4999 | PRE_MEM_WRITE( "statfs(buf)", arg2, sizeof(struct vki_statfs) ); |
mueller | d3502b6 | 2003-11-19 00:43:57 +0000 | [diff] [blame] | 5000 | } |
| 5001 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5002 | POST(sys_statfs) |
mueller | 44cbaeb | 2003-11-19 08:56:44 +0000 | [diff] [blame] | 5003 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5004 | POST_MEM_WRITE( arg2, sizeof(struct vki_statfs) ); |
mueller | 44cbaeb | 2003-11-19 08:56:44 +0000 | [diff] [blame] | 5005 | } |
| 5006 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5007 | PRE(sys_statfs64, 0) |
mueller | d3502b6 | 2003-11-19 00:43:57 +0000 | [diff] [blame] | 5008 | { |
nethercote | dc18c0a | 2004-11-14 20:06:27 +0000 | [diff] [blame] | 5009 | PRINT("sys_statfs64 ( %p, %llu, %p )",arg1,(ULong)arg2,arg3); |
| 5010 | PRE_REG_READ3(long, "statfs64", |
| 5011 | const char *, path, vki_size_t, size, struct statfs64 *, buf); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5012 | PRE_MEM_RASCIIZ( "statfs64(path)", arg1 ); |
| 5013 | PRE_MEM_WRITE( "statfs64(buf)", arg3, arg2 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5014 | } |
| 5015 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5016 | POST(sys_statfs64) |
mueller | d3502b6 | 2003-11-19 00:43:57 +0000 | [diff] [blame] | 5017 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5018 | POST_MEM_WRITE( arg3, arg2 ); |
mueller | d3502b6 | 2003-11-19 00:43:57 +0000 | [diff] [blame] | 5019 | } |
| 5020 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5021 | PRE(sys_symlink, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5022 | { |
nethercote | 5a945af | 2004-11-14 18:37:07 +0000 | [diff] [blame] | 5023 | PRINT("sys_symlink ( %p, %p )",arg1,arg2); |
| 5024 | PRE_REG_READ2(long, "symlink", const char *, oldpath, const char *, newpath); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5025 | PRE_MEM_RASCIIZ( "symlink(oldpath)", arg1 ); |
| 5026 | PRE_MEM_RASCIIZ( "symlink(newpath)", arg2 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5027 | } |
| 5028 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5029 | PRE(sys_stat64, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5030 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 5031 | PRINT("sys_stat64 ( %p, %p )",arg1,arg2); |
| 5032 | PRE_REG_READ2(long, "stat64", char *, file_name, struct stat64 *, buf); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5033 | PRE_MEM_RASCIIZ( "stat64(file_name)", arg1 ); |
| 5034 | PRE_MEM_WRITE( "stat64(buf)", arg2, sizeof(struct vki_stat64) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5035 | } |
| 5036 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5037 | POST(sys_stat64) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5038 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5039 | POST_MEM_WRITE( arg2, sizeof(struct vki_stat64) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5040 | } |
| 5041 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5042 | PRE(sys_fstat64, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5043 | { |
nethercote | 2e1c37d | 2004-11-13 13:57:12 +0000 | [diff] [blame] | 5044 | PRINT("sys_fstat64 ( %d, %p )",arg1,arg2); |
| 5045 | PRE_REG_READ2(long, "fstat64", unsigned long, fd, struct stat64 *, buf); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5046 | PRE_MEM_WRITE( "fstat64(buf)", arg2, sizeof(struct vki_stat64) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5047 | } |
| 5048 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5049 | POST(sys_fstat64) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5050 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5051 | POST_MEM_WRITE( arg2, sizeof(struct vki_stat64) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5052 | } |
| 5053 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5054 | PRE(sys_time, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5055 | { |
| 5056 | /* time_t time(time_t *t); */ |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 5057 | PRINT("sys_time ( %p )",arg1); |
| 5058 | PRE_REG_READ1(long, "time", int *, t); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5059 | if (arg1 != 0) { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 5060 | PRE_MEM_WRITE( "time(t)", arg1, sizeof(vki_time_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5061 | } |
| 5062 | } |
| 5063 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5064 | POST(sys_time) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5065 | { |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5066 | if (arg1 != 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5067 | POST_MEM_WRITE( arg1, sizeof(vki_time_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5068 | } |
| 5069 | } |
| 5070 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5071 | PRE(sys_times, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5072 | { |
nethercote | 9c311eb | 2004-11-12 18:20:12 +0000 | [diff] [blame] | 5073 | PRINT("sys_times ( %p )", arg1); |
| 5074 | PRE_REG_READ1(long, "times", struct tms *, buf); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5075 | PRE_MEM_WRITE( "times(buf)", arg1, sizeof(struct vki_tms) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5076 | } |
| 5077 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5078 | POST(sys_times) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5079 | { |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5080 | if (arg1 != 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5081 | POST_MEM_WRITE( arg1, sizeof(struct vki_tms) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5082 | } |
| 5083 | } |
| 5084 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5085 | PRE(sys_umask, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5086 | { |
nethercote | 9c311eb | 2004-11-12 18:20:12 +0000 | [diff] [blame] | 5087 | PRINT("sys_umask ( %d )", arg1); |
| 5088 | PRE_REG_READ1(long, "umask", int, mask); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5089 | } |
| 5090 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5091 | PRE(sys_unlink, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5092 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 5093 | PRINT("sys_unlink ( %p(%s) )", arg1,arg1); |
| 5094 | PRE_REG_READ1(long, "unlink", const char *, pathname); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5095 | PRE_MEM_RASCIIZ( "unlink(pathname)", arg1 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5096 | } |
| 5097 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5098 | PRE(sys_newuname, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5099 | { |
nethercote | 1a1b9b7 | 2004-11-12 11:19:36 +0000 | [diff] [blame] | 5100 | PRINT("sys_newuname ( %p )", arg1); |
| 5101 | PRE_REG_READ1(long, "uname", struct new_utsname *, buf); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5102 | PRE_MEM_WRITE( "uname(buf)", arg1, sizeof(struct vki_new_utsname) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5103 | } |
| 5104 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5105 | POST(sys_newuname) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5106 | { |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5107 | if (arg1 != 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5108 | POST_MEM_WRITE( arg1, sizeof(struct vki_new_utsname) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5109 | } |
| 5110 | } |
| 5111 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5112 | PRE(sys_utime, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5113 | { |
nethercote | 9a3beb9 | 2004-11-12 17:07:26 +0000 | [diff] [blame] | 5114 | PRINT("sys_utime ( %p, %p )", arg1,arg2); |
| 5115 | PRE_REG_READ2(long, "utime", char *, filename, struct utimbuf *, buf); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5116 | PRE_MEM_RASCIIZ( "utime(filename)", arg1 ); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5117 | if (arg2 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5118 | PRE_MEM_READ( "utime(buf)", arg2, sizeof(struct vki_utimbuf) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5119 | } |
| 5120 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5121 | PRE(sys_waitpid, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5122 | { |
nethercote | c6851dd | 2004-11-11 18:00:47 +0000 | [diff] [blame] | 5123 | PRINT("sys_waitpid ( %d, %p, %d )", arg1,arg2,arg3); |
| 5124 | PRE_REG_READ3(long, "waitpid", |
| 5125 | vki_pid_t, pid, unsigned int *, status, int, options); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5126 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5127 | if (arg2 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5128 | PRE_MEM_WRITE( "waitpid(status)", arg2, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5129 | } |
| 5130 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5131 | POST(sys_waitpid) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5132 | { |
| 5133 | if (arg2 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5134 | POST_MEM_WRITE( arg2, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5135 | } |
| 5136 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5137 | PRE(sys_wait4, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5138 | { |
nethercote | 7f7e4d1 | 2004-11-15 12:28:58 +0000 | [diff] [blame] | 5139 | PRINT("sys_wait4 ( %d, %p, %d, %p )", arg1,arg2,arg3,arg4); |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 5140 | arg3 &= ~(__VKI_WCLONE | __VKI_WALL); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5141 | |
nethercote | 7f7e4d1 | 2004-11-15 12:28:58 +0000 | [diff] [blame] | 5142 | PRE_REG_READ4(long, "wait4", |
| 5143 | vki_pid_t, pid, unsigned int *, status, int, options, |
| 5144 | struct rusage *, rusage); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5145 | if (arg2 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5146 | PRE_MEM_WRITE( "wait4(status)", arg2, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5147 | if (arg4 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5148 | PRE_MEM_WRITE( "wait4(rusage)", arg4, sizeof(struct vki_rusage) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5149 | } |
| 5150 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5151 | POST(sys_wait4) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5152 | { |
| 5153 | if (arg2 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5154 | POST_MEM_WRITE( arg2, sizeof(int) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5155 | if (arg4 != (Addr)NULL) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5156 | POST_MEM_WRITE( arg4, sizeof(struct vki_rusage) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5157 | } |
| 5158 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5159 | PRE(sys_writev, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5160 | { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5161 | Int i; |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 5162 | struct vki_iovec * vec; |
nethercote | d6b5a21 | 2004-11-15 17:04:14 +0000 | [diff] [blame] | 5163 | PRINT("sys_writev ( %d, %p, %llu )",arg1,arg2,(ULong)arg3); |
| 5164 | PRE_REG_READ3(ssize_t, "writev", |
| 5165 | unsigned long, fd, const struct iovec *, vector, |
| 5166 | unsigned long, count); |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 5167 | if (!VG_(fd_allowed)(arg1, "writev", tid, False)) { |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 5168 | set_result( -VKI_EBADF ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5169 | } else { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5170 | PRE_MEM_READ( "writev(vector)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 5171 | arg2, arg3 * sizeof(struct vki_iovec) ); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5172 | if (arg2 != 0) { |
nethercote | d6b5a21 | 2004-11-15 17:04:14 +0000 | [diff] [blame] | 5173 | /* ToDo: don't do any of the following if the vector is invalid */ |
| 5174 | vec = (struct vki_iovec *)arg2; |
| 5175 | for (i = 0; i < (Int)arg3; i++) |
| 5176 | PRE_MEM_READ( "writev(vector[...])", |
| 5177 | (Addr)vec[i].iov_base, vec[i].iov_len ); |
| 5178 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5179 | } |
| 5180 | } |
| 5181 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5182 | PRE(sys_utimes, 0) |
mueller | d3502b6 | 2003-11-19 00:43:57 +0000 | [diff] [blame] | 5183 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 5184 | PRINT("sys_utimes ( %p, %p )", arg1,arg2); |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 5185 | PRE_REG_READ2(long, "utimes", char *, filename, struct timeval *, tvp); |
nethercote | 38e0a9e | 2004-11-15 20:42:06 +0000 | [diff] [blame] | 5186 | PRE_MEM_RASCIIZ( "utimes(filename)", arg1 ); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5187 | if (arg2 != 0) |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 5188 | PRE_MEM_READ( "utimes(tvp)", arg2, sizeof(struct vki_timeval) ); |
mueller | d3502b6 | 2003-11-19 00:43:57 +0000 | [diff] [blame] | 5189 | } |
| 5190 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5191 | PRE(sys_sched_setaffinity, 0) |
thughes | 2f8d5f8 | 2004-09-11 14:29:19 +0000 | [diff] [blame] | 5192 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5193 | PRINT("sched_setaffinity ( %d, %d, %p )", arg1, arg2, arg3); |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 5194 | PRE_REG_READ3(long, "sched_setaffinity", |
| 5195 | vki_pid_t, pid, unsigned int, len, unsigned long *, mask); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5196 | PRE_MEM_READ( "sched_setaffinity(mask)", arg3, arg2); |
thughes | 2f8d5f8 | 2004-09-11 14:29:19 +0000 | [diff] [blame] | 5197 | } |
| 5198 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5199 | PRE(sys_sched_getaffinity, 0) |
thughes | 2f8d5f8 | 2004-09-11 14:29:19 +0000 | [diff] [blame] | 5200 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5201 | PRINT("sched_getaffinity ( %d, %d, %p )", arg1, arg2, arg3); |
nethercote | 5b653bc | 2004-11-15 14:32:12 +0000 | [diff] [blame] | 5202 | PRE_REG_READ3(long, "sched_getaffinity", |
| 5203 | vki_pid_t, pid, unsigned int, len, unsigned long *, mask); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5204 | PRE_MEM_WRITE( "sched_getaffinity(mask)", arg3, arg2); |
thughes | 2f8d5f8 | 2004-09-11 14:29:19 +0000 | [diff] [blame] | 5205 | } |
| 5206 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5207 | POST(sys_sched_getaffinity) |
thughes | 2f8d5f8 | 2004-09-11 14:29:19 +0000 | [diff] [blame] | 5208 | { |
njn | cf45fd4 | 2004-11-24 16:30:22 +0000 | [diff] [blame] | 5209 | POST_MEM_WRITE(arg3, arg2); |
thughes | 2f8d5f8 | 2004-09-11 14:29:19 +0000 | [diff] [blame] | 5210 | } |
| 5211 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5212 | PRE(sys_acct, 0) |
nethercote | 2bc5a21 | 2004-04-10 00:26:10 +0000 | [diff] [blame] | 5213 | { |
nethercote | 2b0cae6 | 2004-11-12 14:57:34 +0000 | [diff] [blame] | 5214 | PRINT("sys_acct ( %p )", arg1); |
| 5215 | PRE_REG_READ1(long, "acct", const char *, filename); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5216 | PRE_MEM_RASCIIZ( "acct(filename)", arg1 ); |
nethercote | 2bc5a21 | 2004-04-10 00:26:10 +0000 | [diff] [blame] | 5217 | } |
| 5218 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5219 | PRE(sys_pause, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5220 | { |
nethercote | 0df495a | 2004-11-11 16:38:21 +0000 | [diff] [blame] | 5221 | PRINT("sys_pause ( )"); |
| 5222 | PRE_REG_READ0(long, "pause"); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5223 | } |
| 5224 | |
nethercote | a3a2c14 | 2004-11-14 14:13:05 +0000 | [diff] [blame] | 5225 | // XXX: x86-specific |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5226 | PRE(sys_sigsuspend, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5227 | { |
thughes | c3e85df | 2004-11-15 09:27:24 +0000 | [diff] [blame] | 5228 | /* The C library interface to sigsuspend just takes a pointer to |
| 5229 | a signal mask but this system call has three arguments - the first |
| 5230 | two don't appear to be used by the kernel and are always passed as |
| 5231 | zero by glibc and the third is the first word of the signal mask |
| 5232 | so only 32 signals are supported. |
| 5233 | |
| 5234 | In fact glibc normally uses rt_sigsuspend if it is available as |
| 5235 | that takes a pointer to the signal mask so supports more signals. |
| 5236 | */ |
thughes | d8e0041 | 2004-11-14 19:44:25 +0000 | [diff] [blame] | 5237 | PRINT("sys_sigsuspend ( %d, %d, %d )", arg1,arg2,arg3 ); |
| 5238 | PRE_REG_READ3(int, "sigsuspend", |
| 5239 | int, history0, int, history1, |
nethercote | a3a2c14 | 2004-11-14 14:13:05 +0000 | [diff] [blame] | 5240 | vki_old_sigset_t, mask); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5241 | } |
| 5242 | |
nethercote | a3a2c14 | 2004-11-14 14:13:05 +0000 | [diff] [blame] | 5243 | // XXX: x86-specific |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5244 | PRE(sys_rt_sigsuspend, MayBlock) |
nethercote | a3a2c14 | 2004-11-14 14:13:05 +0000 | [diff] [blame] | 5245 | { |
thughes | c3e85df | 2004-11-15 09:27:24 +0000 | [diff] [blame] | 5246 | /* The C library interface to sigsuspend just takes a pointer to |
| 5247 | a signal mask but this system call has two arguments - a pointer |
| 5248 | to the mask and the number of bytes used by it. The kernel insists |
| 5249 | on the size being equal to sizeof(sigset_t) however and will just |
| 5250 | return EINVAL if it isn't. |
| 5251 | */ |
nethercote | a3a2c14 | 2004-11-14 14:13:05 +0000 | [diff] [blame] | 5252 | PRINT("sys_rt_sigsuspend ( %p, %d )", arg1,arg2 ); |
| 5253 | PRE_REG_READ2(int, "rt_sigsuspend", vki_sigset_t *, mask, vki_size_t, size) |
| 5254 | if (arg1 != (Addr)NULL) { |
| 5255 | PRE_MEM_READ( "rt_sigsuspend(mask)", arg1, sizeof(vki_sigset_t) ); |
| 5256 | } |
| 5257 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5258 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5259 | PRE(sys_rt_sigtimedwait, MayBlock) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5260 | { |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 5261 | PRINT("sys_rt_sigtimedwait ( %p, %p, %p, %lld )", |
| 5262 | arg1,arg2,arg3,(ULong)arg4); |
| 5263 | PRE_REG_READ4(long, "rt_sigtimedwait", |
| 5264 | const vki_sigset_t *, set, vki_siginfo_t *, info, |
| 5265 | const struct timespec *, timeout, vki_size_t, sigsetsize); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5266 | if (arg1 != 0) |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 5267 | PRE_MEM_READ( "rt_sigtimedwait(set)", arg1, sizeof(vki_sigset_t)); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5268 | if (arg2 != 0) |
nethercote | ac866b9 | 2004-11-15 20:23:15 +0000 | [diff] [blame] | 5269 | PRE_MEM_WRITE( "rt_sigtimedwait(info)", arg2, sizeof(vki_siginfo_t) ); |
| 5270 | PRE_MEM_READ( "rt_sigtimedwait(timeout)", |
| 5271 | arg4, sizeof(struct vki_timespec) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5272 | } |
| 5273 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5274 | POST(sys_rt_sigtimedwait) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5275 | { |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5276 | if (arg2 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5277 | POST_MEM_WRITE( arg2, sizeof(vki_siginfo_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5278 | } |
| 5279 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5280 | PRE(sys_rt_sigqueueinfo, 0) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5281 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5282 | PRINT("sys_rt_sigqueueinfo(%d, %d, %p)", arg1, arg2, arg3); |
| 5283 | PRE_REG_READ3(long, "rt_sigqueueinfo", |
| 5284 | int, pid, int, sig, vki_siginfo_t *, uinfo); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5285 | if (arg2 != 0) |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5286 | PRE_MEM_READ( "rt_sigqueueinfo(uinfo)", arg3, sizeof(vki_siginfo_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5287 | } |
| 5288 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5289 | POST(sys_rt_sigqueueinfo) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5290 | { |
| 5291 | if (res >= 0 && |
| 5292 | arg2 != 0 && |
| 5293 | !VG_(is_sig_ign)(arg2) && |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 5294 | !VG_(sigismember)(&tst->eff_sig_mask, arg2) && |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5295 | arg1 == VG_(getpid)()) { |
| 5296 | VG_(proxy_waitsig)(); |
| 5297 | } |
| 5298 | } |
| 5299 | |
nethercote | c873489 | 2004-11-10 18:57:37 +0000 | [diff] [blame] | 5300 | #define SIGNAL_SIMULATION 1 |
| 5301 | |
| 5302 | #if SIGNAL_SIMULATION |
| 5303 | #define SIG_SIM Special |
| 5304 | #else |
| 5305 | #define SIG_SIM 0 |
| 5306 | #endif |
| 5307 | |
nethercote | b77dee6 | 2004-11-16 17:13:24 +0000 | [diff] [blame] | 5308 | // XXX: x86-specific |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5309 | PRE(sys_sigaltstack, SIG_SIM) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5310 | { |
| 5311 | /* int sigaltstack(const stack_t *ss, stack_t *oss); */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5312 | PRINT("sigaltstack ( %p, %p )",arg1,arg2); |
nethercote | b77dee6 | 2004-11-16 17:13:24 +0000 | [diff] [blame] | 5313 | PRE_REG_READ2(int, "sigaltstack", |
| 5314 | const vki_stack_t *, ss, vki_stack_t *, oss); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5315 | if (arg1 != 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5316 | PRE_MEM_READ( "sigaltstack(ss)", arg1, sizeof(vki_stack_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5317 | } |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5318 | if (arg2 != 0) { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5319 | PRE_MEM_WRITE( "sigaltstack(oss)", arg2, sizeof(vki_stack_t) ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5320 | } |
| 5321 | |
| 5322 | if (SIGNAL_SIMULATION) |
nethercote | 93d9aa1 | 2004-11-10 19:08:31 +0000 | [diff] [blame] | 5323 | VG_(do_sys_sigaltstack) (tid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5324 | } |
| 5325 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5326 | POST(sys_sigaltstack) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5327 | { |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5328 | if (res == 0 && arg2 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5329 | POST_MEM_WRITE( arg2, sizeof(vki_stack_t)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5330 | } |
| 5331 | |
nethercote | 71f05f3 | 2004-11-12 18:49:27 +0000 | [diff] [blame] | 5332 | // XXX: x86-specific |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5333 | PRE(sys_sigaction, SIG_SIM) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5334 | { |
nethercote | 71f05f3 | 2004-11-12 18:49:27 +0000 | [diff] [blame] | 5335 | PRINT("sys_sigaction ( %d, %p, %p )", arg1,arg2,arg3); |
| 5336 | PRE_REG_READ3(int, "sigaction", |
| 5337 | int, signum, const struct old_sigaction *, act, |
| 5338 | struct old_sigaction *, oldact) |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5339 | if (arg2 != 0) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 5340 | PRE_MEM_READ( "sigaction(act)", arg2, sizeof(struct vki_old_sigaction)); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5341 | if (arg3 != 0) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 5342 | PRE_MEM_WRITE( "sigaction(oldact)", arg3, sizeof(struct vki_old_sigaction)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5343 | |
| 5344 | if (SIGNAL_SIMULATION) |
nethercote | 93d9aa1 | 2004-11-10 19:08:31 +0000 | [diff] [blame] | 5345 | VG_(do_sys_sigaction)(tid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5346 | } |
| 5347 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5348 | POST(sys_sigaction) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5349 | { |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5350 | if (res == 0 && arg3 != 0) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 5351 | POST_MEM_WRITE( arg3, sizeof(struct vki_old_sigaction)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5352 | } |
| 5353 | |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 5354 | // XXX: x86-specific |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5355 | PRE(sys_rt_sigaction, SIG_SIM) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 5356 | { |
| 5357 | PRINT("sys_rt_sigaction ( %d, %p, %p, %d )", arg1,arg2,arg3,arg4); |
| 5358 | PRE_REG_READ4(long, "rt_sigaction", |
| 5359 | int, signum, const struct sigaction *, act, |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5360 | struct sigaction *, oldact, vki_size_t, sigsetsize); |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 5361 | |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5362 | if (arg2 != 0) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 5363 | PRE_MEM_READ( "rt_sigaction(act)", arg2, sizeof(struct vki_sigaction)); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5364 | if (arg3 != 0) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 5365 | PRE_MEM_WRITE( "rt_sigaction(oldact)", arg3, sizeof(struct vki_sigaction)); |
| 5366 | |
| 5367 | // XXX: hmm... doesn't seem quite right... |
| 5368 | if (SIGNAL_SIMULATION) |
| 5369 | VG_(do_sys_sigaction)(tid); |
| 5370 | } |
| 5371 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5372 | POST(sys_rt_sigaction) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 5373 | { |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5374 | if (res == 0 && arg3 != 0) |
nethercote | 686b5db | 2004-11-14 13:42:51 +0000 | [diff] [blame] | 5375 | POST_MEM_WRITE( arg3, sizeof(struct vki_sigaction)); |
| 5376 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5377 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5378 | PRE(sys_sigprocmask, SIG_SIM) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5379 | { |
nethercote | 7fbe08a | 2004-11-15 19:03:27 +0000 | [diff] [blame] | 5380 | PRINT("sys_sigprocmask ( %d, %p, %p )",arg1,arg2,arg3); |
| 5381 | PRE_REG_READ3(long, "sigprocmask", |
| 5382 | int, how, vki_old_sigset_t *, set, vki_old_sigset_t *, oldset); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5383 | if (arg2 != 0) |
nethercote | 7fbe08a | 2004-11-15 19:03:27 +0000 | [diff] [blame] | 5384 | PRE_MEM_READ( "sigprocmask(set)", arg2, sizeof(vki_old_sigset_t)); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5385 | if (arg3 != 0) |
nethercote | 7fbe08a | 2004-11-15 19:03:27 +0000 | [diff] [blame] | 5386 | PRE_MEM_WRITE( "sigprocmask(oldset)", arg3, sizeof(vki_old_sigset_t)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5387 | |
nethercote | 7fbe08a | 2004-11-15 19:03:27 +0000 | [diff] [blame] | 5388 | if (SIGNAL_SIMULATION) { |
| 5389 | // Nb: We must convert the smaller vki_old_sigset_t params into bigger |
| 5390 | // vki_sigset_t params. |
| 5391 | vki_old_sigset_t* set = (vki_old_sigset_t*)arg2; |
| 5392 | vki_old_sigset_t* oldset = (vki_old_sigset_t*)arg3; |
| 5393 | vki_sigset_t bigger_set; |
| 5394 | vki_sigset_t bigger_oldset; |
| 5395 | |
| 5396 | VG_(memset)(&bigger_set, 0, sizeof(vki_sigset_t)); |
| 5397 | bigger_set.sig[0] = *(vki_old_sigset_t*)set; |
| 5398 | |
| 5399 | VG_(do_sys_sigprocmask) ( tid, |
| 5400 | arg1 /*how*/, |
| 5401 | &bigger_set, |
| 5402 | &bigger_oldset ); |
| 5403 | |
thughes | 1112cab | 2004-11-16 12:08:45 +0000 | [diff] [blame] | 5404 | if (oldset) |
nethercote | 330abb5 | 2004-11-16 12:58:04 +0000 | [diff] [blame] | 5405 | *oldset = bigger_oldset.sig[0]; |
nethercote | 7fbe08a | 2004-11-15 19:03:27 +0000 | [diff] [blame] | 5406 | } |
| 5407 | } |
| 5408 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5409 | POST(sys_sigprocmask) |
nethercote | 7fbe08a | 2004-11-15 19:03:27 +0000 | [diff] [blame] | 5410 | { |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5411 | if (res == 0 && arg3 != 0) |
nethercote | 7fbe08a | 2004-11-15 19:03:27 +0000 | [diff] [blame] | 5412 | POST_MEM_WRITE( arg3, sizeof(vki_old_sigset_t)); |
| 5413 | } |
| 5414 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5415 | PRE(sys_rt_sigprocmask, SIG_SIM) |
nethercote | 7fbe08a | 2004-11-15 19:03:27 +0000 | [diff] [blame] | 5416 | { |
| 5417 | PRINT("sys_rt_sigprocmask ( %d, %p, %p, %llu )",arg1,arg2,arg3,(ULong)arg4); |
| 5418 | PRE_REG_READ4(long, "rt_sigprocmask", |
| 5419 | int, how, vki_sigset_t *, set, vki_sigset_t *, oldset, |
| 5420 | vki_size_t, sigsetsize); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5421 | if (arg2 != 0) |
nethercote | 7fbe08a | 2004-11-15 19:03:27 +0000 | [diff] [blame] | 5422 | PRE_MEM_READ( "rt_sigprocmask(set)", arg2, sizeof(vki_sigset_t)); |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5423 | if (arg3 != 0) |
nethercote | 7fbe08a | 2004-11-15 19:03:27 +0000 | [diff] [blame] | 5424 | PRE_MEM_WRITE( "rt_sigprocmask(oldset)", arg3, sizeof(vki_sigset_t)); |
| 5425 | |
| 5426 | // Like the kernel, we fail if the sigsetsize is not exactly what we expect. |
| 5427 | if (sizeof(vki_sigset_t) != arg4) |
| 5428 | set_result( -VKI_EMFILE ); |
| 5429 | else if (SIGNAL_SIMULATION) |
nethercote | 93d9aa1 | 2004-11-10 19:08:31 +0000 | [diff] [blame] | 5430 | VG_(do_sys_sigprocmask) ( tid, |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5431 | arg1 /*how*/, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 5432 | (vki_sigset_t*) arg2, |
| 5433 | (vki_sigset_t*) arg3 ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5434 | } |
| 5435 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5436 | POST(sys_rt_sigprocmask) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5437 | { |
nethercote | 163c5e8 | 2004-11-17 18:42:20 +0000 | [diff] [blame] | 5438 | if (res == 0 && arg3 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5439 | POST_MEM_WRITE( arg3, sizeof(vki_sigset_t)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5440 | } |
| 5441 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5442 | PRE(sys_sigpending, NBRunInLWP) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5443 | { |
nethercote | 17258dc | 2004-11-12 19:55:08 +0000 | [diff] [blame] | 5444 | PRINT( "sys_sigpending ( %p )", arg1 ); |
| 5445 | PRE_REG_READ1(long, "sigpending", vki_old_sigset_t *, set); |
| 5446 | PRE_MEM_WRITE( "sigpending(set)", arg1, sizeof(vki_old_sigset_t)); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5447 | } |
| 5448 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5449 | POST(sys_sigpending) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5450 | { |
nethercote | a6395d1 | 2004-11-15 19:23:46 +0000 | [diff] [blame] | 5451 | POST_MEM_WRITE( arg1, sizeof(vki_old_sigset_t) ) ; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5452 | } |
| 5453 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5454 | PRE(sys_rt_sigpending, NBRunInLWP) |
nethercote | a6395d1 | 2004-11-15 19:23:46 +0000 | [diff] [blame] | 5455 | { |
nethercote | 38e0a9e | 2004-11-15 20:42:06 +0000 | [diff] [blame] | 5456 | PRINT( "sys_rt_sigpending ( %p )", arg1 ); |
nethercote | a6395d1 | 2004-11-15 19:23:46 +0000 | [diff] [blame] | 5457 | PRE_REG_READ2(long, "rt_sigpending", |
| 5458 | vki_sigset_t *, set, vki_size_t, sigsetsize); |
nethercote | 38e0a9e | 2004-11-15 20:42:06 +0000 | [diff] [blame] | 5459 | PRE_MEM_WRITE( "rt_sigpending(set)", arg1, sizeof(vki_sigset_t)); |
nethercote | a6395d1 | 2004-11-15 19:23:46 +0000 | [diff] [blame] | 5460 | } |
| 5461 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5462 | POST(sys_rt_sigpending) |
nethercote | a6395d1 | 2004-11-15 19:23:46 +0000 | [diff] [blame] | 5463 | { |
| 5464 | POST_MEM_WRITE( arg1, sizeof(vki_sigset_t) ) ; |
| 5465 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5466 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5467 | PRE(sys_mq_open, 0) |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5468 | { |
nethercote | 330abb5 | 2004-11-16 12:58:04 +0000 | [diff] [blame] | 5469 | PRINT("sys_mq_open( %p(%s), %d, %lld, %p )", |
| 5470 | arg1,arg1,arg2,(ULong)arg3,arg4); |
| 5471 | PRE_REG_READ4(long, "mq_open", |
| 5472 | const char *, name, int, oflag, vki_mode_t, mode, |
| 5473 | struct mq_attr *, attr); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5474 | PRE_MEM_RASCIIZ( "mq_open(name)", arg1 ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5475 | if ((arg2 & VKI_O_CREAT) != 0 && arg4 != 0) { |
| 5476 | const struct vki_mq_attr *attr = (struct vki_mq_attr *)arg4; |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5477 | PRE_MEM_READ( "mq_open(attr->mq_maxmsg)", |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5478 | (Addr)&attr->mq_maxmsg, sizeof(attr->mq_maxmsg) ); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5479 | PRE_MEM_READ( "mq_open(attr->mq_msgsize)", |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5480 | (Addr)&attr->mq_msgsize, sizeof(attr->mq_msgsize) ); |
| 5481 | } |
| 5482 | } |
| 5483 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5484 | POST(sys_mq_open) |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5485 | { |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 5486 | if (!VG_(fd_allowed)(res, "mq_open", tid, True)) { |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5487 | VG_(close)(res); |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 5488 | set_result( -VKI_EMFILE ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5489 | } else { |
| 5490 | if (VG_(clo_track_fds)) |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 5491 | VG_(record_fd_open)(tid, res, VG_(arena_strdup)(VG_AR_CORE, (Char*)arg1)); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5492 | } |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5493 | } |
| 5494 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5495 | PRE(sys_mq_unlink, 0) |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5496 | { |
nethercote | 330abb5 | 2004-11-16 12:58:04 +0000 | [diff] [blame] | 5497 | PRINT("sys_mq_unlink ( %p(%s) )", arg1,arg1); |
| 5498 | PRE_REG_READ1(long, "mq_unlink", const char *, name); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5499 | PRE_MEM_RASCIIZ( "mq_unlink(name)", arg1 ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5500 | } |
| 5501 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5502 | PRE(sys_mq_timedsend, MayBlock) |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5503 | { |
nethercote | 330abb5 | 2004-11-16 12:58:04 +0000 | [diff] [blame] | 5504 | PRINT("sys_mq_timedsend ( %d, %p, %llu, %d, %p )", |
| 5505 | arg1,arg2,(ULong)arg3,arg4,arg5); |
| 5506 | PRE_REG_READ5(long, "mq_timedsend", |
| 5507 | vki_mqd_t, mqdes, const char *, msg_ptr, vki_size_t, msg_len, |
| 5508 | unsigned int, msg_prio, const struct timespec *, abs_timeout); |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 5509 | if (!VG_(fd_allowed)(arg1, "mq_timedsend", tid, False)) { |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 5510 | set_result( -VKI_EBADF ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5511 | } else { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5512 | PRE_MEM_READ( "mq_timedsend(msg_ptr)", arg2, arg3 ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5513 | if (arg5 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5514 | PRE_MEM_READ( "mq_timedsend(abs_timeout)", arg5, |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 5515 | sizeof(struct vki_timespec) ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5516 | } |
| 5517 | } |
| 5518 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5519 | PRE(sys_mq_timedreceive, MayBlock) |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5520 | { |
nethercote | 330abb5 | 2004-11-16 12:58:04 +0000 | [diff] [blame] | 5521 | PRINT("sys_mq_timedreceive( %d, %p, %llu, %p, %p )", |
| 5522 | arg1,arg2,(ULong)arg3,arg4,arg5); |
| 5523 | PRE_REG_READ5(ssize_t, "mq_timedreceive", |
| 5524 | vki_mqd_t, mqdes, char *, msg_ptr, vki_size_t, msg_len, |
| 5525 | unsigned int *, msg_prio, |
| 5526 | const struct timespec *, abs_timeout); |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 5527 | if (!VG_(fd_allowed)(arg1, "mq_timedreceive", tid, False)) { |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 5528 | set_result( -VKI_EBADF ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5529 | } else { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5530 | PRE_MEM_WRITE( "mq_timedreceive(msg_ptr)", arg2, arg3 ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5531 | if (arg4 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5532 | PRE_MEM_WRITE( "mq_timedreceive(msg_prio)", |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5533 | arg4, sizeof(unsigned int) ); |
| 5534 | if (arg5 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5535 | PRE_MEM_READ( "mq_timedreceive(abs_timeout)", |
nethercote | 73b526f | 2004-10-31 18:48:21 +0000 | [diff] [blame] | 5536 | arg5, sizeof(struct vki_timespec) ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5537 | } |
| 5538 | } |
| 5539 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5540 | POST(sys_mq_timedreceive) |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5541 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5542 | POST_MEM_WRITE( arg2, arg3 ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5543 | if (arg4 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5544 | POST_MEM_WRITE( arg4, sizeof(unsigned int) ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5545 | } |
| 5546 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5547 | PRE(sys_mq_notify, 0) |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5548 | { |
nethercote | 330abb5 | 2004-11-16 12:58:04 +0000 | [diff] [blame] | 5549 | PRINT("sys_mq_notify( %d, %p )", arg1,arg2 ); |
| 5550 | PRE_REG_READ2(long, "mq_notify", |
| 5551 | vki_mqd_t, mqdes, const struct sigevent *, notification); |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 5552 | if (!VG_(fd_allowed)(arg1, "mq_notify", tid, False)) |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 5553 | set_result( -VKI_EBADF ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5554 | else if (arg2 != 0) |
nethercote | 330abb5 | 2004-11-16 12:58:04 +0000 | [diff] [blame] | 5555 | PRE_MEM_READ( "mq_notify(notification)", |
| 5556 | arg2, sizeof(struct vki_sigevent) ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5557 | } |
| 5558 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5559 | PRE(sys_mq_getsetattr, 0) |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5560 | { |
nethercote | 330abb5 | 2004-11-16 12:58:04 +0000 | [diff] [blame] | 5561 | PRINT("sys_mq_getsetattr( %d, %p, %p )", arg1,arg2,arg3 ); |
| 5562 | PRE_REG_READ3(long, "mq_getsetattr", |
| 5563 | vki_mqd_t, mqdes, const struct mq_attr *, mqstat, |
| 5564 | struct mq_attr *, omqstat); |
nethercote | 3d5e910 | 2004-11-17 18:22:38 +0000 | [diff] [blame] | 5565 | if (!VG_(fd_allowed)(arg1, "mq_getsetattr", tid, False)) { |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 5566 | set_result( -VKI_EBADF ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5567 | } else { |
| 5568 | if (arg2 != 0) { |
| 5569 | const struct vki_mq_attr *attr = (struct vki_mq_attr *)arg2; |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5570 | PRE_MEM_READ( "mq_getsetattr(mqstat->mq_flags)", |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5571 | (Addr)&attr->mq_flags, sizeof(attr->mq_flags) ); |
| 5572 | } |
| 5573 | if (arg3 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5574 | PRE_MEM_WRITE( "mq_getsetattr(omqstat)", arg3, |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5575 | sizeof(struct vki_mq_attr) ); |
| 5576 | } |
| 5577 | } |
| 5578 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5579 | POST(sys_mq_getsetattr) |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5580 | { |
| 5581 | if (arg3 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5582 | POST_MEM_WRITE( arg3, sizeof(struct vki_mq_attr) ); |
thughes | 8579b10 | 2004-08-14 18:52:27 +0000 | [diff] [blame] | 5583 | } |
| 5584 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5585 | PRE(sys_timer_create, 0) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5586 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5587 | PRINT("sys_timer_create( %d, %p, %p )", arg1,arg2,arg3); |
| 5588 | PRE_REG_READ3(long, "timer_create", |
| 5589 | vki_clockid_t, clockid, struct sigevent *, evp, |
| 5590 | vki_timer_t *, timerid); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5591 | if (arg2 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5592 | PRE_MEM_READ( "timer_create(evp)", arg2, sizeof(struct vki_sigevent) ); |
| 5593 | PRE_MEM_WRITE( "timer_create(timerid)", arg3, sizeof(vki_timer_t) ); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5594 | } |
| 5595 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5596 | POST(sys_timer_create) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5597 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5598 | POST_MEM_WRITE( arg3, sizeof(vki_timer_t) ); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5599 | } |
| 5600 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5601 | PRE(sys_timer_settime, 0) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5602 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5603 | PRINT("sys_timer_settime( %lld, %d, %p, %p )", (ULong)arg1,arg2,arg3,arg4); |
| 5604 | PRE_REG_READ4(long, "timer_settime", |
| 5605 | vki_timer_t, timerid, int, flags, |
| 5606 | const struct itimerspec *, value, |
| 5607 | struct itimerspec *, ovalue); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5608 | PRE_MEM_READ( "timer_settime(value)", arg3, |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5609 | sizeof(struct vki_itimerspec) ); |
| 5610 | if (arg4 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5611 | PRE_MEM_WRITE( "timer_settime(ovalue)", arg4, |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5612 | sizeof(struct vki_itimerspec) ); |
| 5613 | } |
| 5614 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5615 | POST(sys_timer_settime) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5616 | { |
| 5617 | if (arg4 != 0) |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5618 | POST_MEM_WRITE( arg4, sizeof(struct vki_itimerspec) ); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5619 | } |
| 5620 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5621 | PRE(sys_timer_gettime, 0) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5622 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5623 | PRINT("sys_timer_gettime( %lld, %p )", (ULong)arg1,arg2); |
| 5624 | PRE_REG_READ2(long, "timer_gettime", |
| 5625 | vki_timer_t, timerid, struct itimerspec *, value); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5626 | PRE_MEM_WRITE( "timer_gettime(value)", arg2, |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5627 | sizeof(struct vki_itimerspec)); |
| 5628 | } |
| 5629 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5630 | POST(sys_timer_gettime) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5631 | { |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5632 | POST_MEM_WRITE( arg2, sizeof(struct vki_itimerspec) ); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5633 | } |
| 5634 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5635 | PRE(sys_timer_getoverrun, 0) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5636 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5637 | PRINT("sys_timer_getoverrun( %p )", arg1); |
| 5638 | PRE_REG_READ1(long, "timer_getoverrun", vki_timer_t, timerid); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5639 | } |
| 5640 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5641 | PRE(sys_timer_delete, 0) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5642 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5643 | PRINT("sys_timer_delete( %p )", arg1); |
| 5644 | PRE_REG_READ1(long, "timer_delete", vki_timer_t, timerid); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5645 | } |
| 5646 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5647 | PRE(sys_clock_settime, 0) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5648 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5649 | PRINT("sys_clock_settime( %d, %p )", arg1,arg2); |
| 5650 | PRE_REG_READ2(long, "clock_settime", |
| 5651 | vki_clockid_t, clk_id, const struct timespec *, tp); |
| 5652 | PRE_MEM_READ( "clock_settime(tp)", arg2, sizeof(struct vki_timespec) ); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5653 | } |
| 5654 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5655 | PRE(sys_clock_gettime, 0) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5656 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5657 | PRINT("sys_clock_gettime( %d, %p )" , arg1,arg2); |
| 5658 | PRE_REG_READ2(long, "clock_gettime", |
| 5659 | vki_clockid_t, clk_id, struct timespec *, tp); |
| 5660 | PRE_MEM_WRITE( "clock_gettime(tp)", arg2, sizeof(struct vki_timespec) ); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5661 | } |
| 5662 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5663 | POST(sys_clock_gettime) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5664 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5665 | POST_MEM_WRITE( arg2, sizeof(struct vki_timespec) ); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5666 | } |
| 5667 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5668 | PRE(sys_clock_getres, 0) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5669 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5670 | PRINT("sys_clock_getres( %d, %p )" , arg1,arg2); |
| 5671 | // Nb: we can't use "res" as the param name because that's a macro |
| 5672 | // defined above! |
| 5673 | PRE_REG_READ2(long, "clock_getres", |
| 5674 | vki_clockid_t, clk_id, struct timespec *, cres); |
| 5675 | PRE_MEM_WRITE( "clock_getres(cres)", arg2, sizeof(struct vki_timespec) ); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5676 | } |
| 5677 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5678 | POST(sys_clock_getres) |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5679 | { |
nethercote | 92b2fd5 | 2004-11-16 16:15:41 +0000 | [diff] [blame] | 5680 | POST_MEM_WRITE( arg2, sizeof(struct vki_timespec) ); |
thughes | e1a925d | 2004-08-30 19:50:02 +0000 | [diff] [blame] | 5681 | } |
| 5682 | |
nethercote | 4fa681f | 2004-11-08 17:51:39 +0000 | [diff] [blame] | 5683 | |
| 5684 | /* --------------------------------------------------------------------- |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 5685 | Executing the syscalls |
nethercote | 4fa681f | 2004-11-08 17:51:39 +0000 | [diff] [blame] | 5686 | ------------------------------------------------------------------ */ |
| 5687 | |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5688 | static UInt bad_flags = Special; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5689 | static void bad_before(ThreadId tid, ThreadState *tst) |
| 5690 | { |
| 5691 | VG_(message) |
nethercote | 44d9aaa | 2004-11-04 19:38:14 +0000 | [diff] [blame] | 5692 | (Vg_DebugMsg,"WARNING: unhandled syscall: %u", (UInt)SYSNO); |
fitzhardinge | 98abfc7 | 2003-12-16 02:05:15 +0000 | [diff] [blame] | 5693 | if (VG_(clo_verbosity) > 1) { |
| 5694 | ExeContext *ec = VG_(get_ExeContext)(tid); |
| 5695 | VG_(pp_ExeContext)(ec); |
| 5696 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5697 | VG_(message) |
| 5698 | (Vg_DebugMsg,"Do not panic. You may be able to fix this easily."); |
| 5699 | VG_(message) |
| 5700 | (Vg_DebugMsg,"Read the file README_MISSING_SYSCALL_OR_IOCTL."); |
| 5701 | |
nethercote | 3512291 | 2004-10-18 17:00:30 +0000 | [diff] [blame] | 5702 | set_result( -VKI_ENOSYS ); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5703 | } |
| 5704 | |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 5705 | static const struct SyscallTableEntry bad_sys = |
| 5706 | { &bad_flags, bad_before, NULL }; |
nethercote | 64220ff | 2004-11-10 17:43:43 +0000 | [diff] [blame] | 5707 | |
nethercote | 4fa681f | 2004-11-08 17:51:39 +0000 | [diff] [blame] | 5708 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5709 | Bool VG_(pre_syscall) ( ThreadId tid ) |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 5710 | { |
sewardj | 018f762 | 2002-05-15 21:13:39 +0000 | [diff] [blame] | 5711 | ThreadState* tst; |
nethercote | c873489 | 2004-11-10 18:57:37 +0000 | [diff] [blame] | 5712 | UInt syscallno, flags; |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 5713 | const struct SyscallTableEntry *sys; |
nethercote | 1fe55d6 | 2004-11-12 11:02:00 +0000 | [diff] [blame] | 5714 | Bool isSpecial = False; |
| 5715 | Bool mayBlock = False; |
| 5716 | Bool runInLWP = False; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5717 | Bool syscall_done = False; /* we actually ran the syscall */ |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 5718 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 5719 | VGP_PUSHCC(VgpCoreSysWrap); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 5720 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5721 | tst = VG_(get_ThreadState)(tid); |
sewardj | 018f762 | 2002-05-15 21:13:39 +0000 | [diff] [blame] | 5722 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5723 | /* Convert vfork to fork, since we can't handle it otherwise. */ |
nethercote | 427e951 | 2004-08-23 16:36:09 +0000 | [diff] [blame] | 5724 | if (SYSNO == __NR_vfork) |
| 5725 | SYSNO = __NR_fork; |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 5726 | |
nethercote | 44d9aaa | 2004-11-04 19:38:14 +0000 | [diff] [blame] | 5727 | syscallno = (UInt)SYSNO; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5728 | |
| 5729 | if (tst->syscallno != -1) |
| 5730 | VG_(printf)("tid %d has syscall %d\n", tst->tid, tst->syscallno); |
| 5731 | |
nethercote | 1c2a3f5 | 2004-11-12 20:38:34 +0000 | [diff] [blame] | 5732 | vg_assert(tst->syscallno == -1); // should be no current syscall |
| 5733 | vg_assert(tst->status == VgTs_Runnable); // should be runnable */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5734 | |
| 5735 | /* the syscall no is in %eax. For syscalls with <= 6 args, |
| 5736 | args 1 .. 6 to the syscall are in %ebx %ecx %edx %esi %edi %ebp. |
| 5737 | For calls with > 6 args, %ebx points to a lump of memory |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 5738 | containing the args. |
| 5739 | |
| 5740 | The result is returned in %eax. If this value >= 0, the call |
| 5741 | succeeded, and this is the return value. If < 0, it failed, and |
| 5742 | the negation of this value is errno. To be more specific, |
| 5743 | if res is in the range -EMEDIUMTYPE (-124) .. -EPERM (-1) |
| 5744 | (kernel 2.4.9 sources, include/asm-i386/errno.h) |
| 5745 | then it indicates an error. Otherwise it doesn't. |
| 5746 | |
| 5747 | Dirk Mueller (mueller@kde.org) says that values -4095 .. -1 |
| 5748 | (inclusive?) indicate error returns. Not sure where the -4095 |
| 5749 | comes from. |
| 5750 | */ |
| 5751 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5752 | tst->syscallno = syscallno; |
fitzhardinge | f0f911c | 2003-11-09 09:51:33 +0000 | [diff] [blame] | 5753 | vg_assert(tst->status == VgTs_Runnable); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 5754 | |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 5755 | if (syscallno < VGA_(syscall_table_size) && |
| 5756 | VGA_(syscall_table)[syscallno].before != NULL) |
| 5757 | { |
| 5758 | sys = &VGA_(syscall_table)[syscallno]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5759 | } else { |
| 5760 | sys = &bad_sys; |
nethercote | c873489 | 2004-11-10 18:57:37 +0000 | [diff] [blame] | 5761 | } |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5762 | flags = *(sys->flags_ptr); |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 5763 | |
nethercote | 1fe55d6 | 2004-11-12 11:02:00 +0000 | [diff] [blame] | 5764 | { |
| 5765 | Bool nbrunInLWP = ( flags & NBRunInLWP ? True : False ); |
| 5766 | isSpecial = ( flags & Special ? True : False ); |
| 5767 | mayBlock = ( flags & MayBlock ? True : False ); |
| 5768 | runInLWP = mayBlock || nbrunInLWP; |
| 5769 | // At most one of these should be true |
| 5770 | vg_assert( isSpecial + mayBlock + nbrunInLWP <= 1 ); |
| 5771 | } |
nethercote | c873489 | 2004-11-10 18:57:37 +0000 | [diff] [blame] | 5772 | |
| 5773 | tst->sys_flags = flags; |
| 5774 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5775 | /* Do any pre-syscall actions */ |
| 5776 | if (VG_(needs).syscall_wrapper) { |
njn | 4be0a69 | 2004-11-22 18:10:36 +0000 | [diff] [blame] | 5777 | VGP_PUSHCC(VgpToolSysWrap); |
njn | 31ebc3f | 2004-11-22 19:57:39 +0000 | [diff] [blame] | 5778 | TL_(pre_syscall)(tid, syscallno); |
njn | 4be0a69 | 2004-11-22 18:10:36 +0000 | [diff] [blame] | 5779 | VGP_POPCC(VgpToolSysWrap); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5780 | } |
| 5781 | |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5782 | PRINT("SYSCALL[%d,%d](%3d)%s%s:", |
| 5783 | VG_(getpid)(), tid, syscallno, |
nethercote | c873489 | 2004-11-10 18:57:37 +0000 | [diff] [blame] | 5784 | isSpecial ? " special" : "", |
nethercote | 1fe55d6 | 2004-11-12 11:02:00 +0000 | [diff] [blame] | 5785 | runInLWP ? " runInLWP" : ""); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5786 | |
nethercote | c873489 | 2004-11-10 18:57:37 +0000 | [diff] [blame] | 5787 | if (isSpecial) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5788 | /* "Special" syscalls are implemented by Valgrind internally, |
| 5789 | and do not generate real kernel calls. The expectation, |
| 5790 | therefore, is that the "before" function not only does the |
| 5791 | appropriate tests, but also performs the syscall itself and |
| 5792 | sets the result. Special syscalls cannot block. */ |
nethercote | 1fe55d6 | 2004-11-12 11:02:00 +0000 | [diff] [blame] | 5793 | vg_assert(!mayBlock && !runInLWP); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5794 | |
| 5795 | (sys->before)(tst->tid, tst); |
| 5796 | |
nethercote | c873489 | 2004-11-10 18:57:37 +0000 | [diff] [blame] | 5797 | vg_assert(tst->sys_flags == flags); |
thughes | baa46e5 | 2004-07-29 17:44:23 +0000 | [diff] [blame] | 5798 | |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5799 | PRINT(" --> %lld (0x%llx)\n", (Long)(Word)res, (ULong)res); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5800 | syscall_done = True; |
| 5801 | } else { |
| 5802 | (sys->before)(tst->tid, tst); |
| 5803 | |
nethercote | 44d9aaa | 2004-11-04 19:38:14 +0000 | [diff] [blame] | 5804 | if ((Word)res <= 0) { |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5805 | /* "before" decided the syscall wasn't viable, so don't do |
| 5806 | anything - just pretend the syscall happened. */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5807 | PRINT(" ==> %lld (0x%llx)\n", (Long)(Word)res, (ULong)res); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5808 | syscall_done = True; |
nethercote | 1fe55d6 | 2004-11-12 11:02:00 +0000 | [diff] [blame] | 5809 | } else if (runInLWP) { |
fitzhardinge | 3373021 | 2003-11-10 21:21:00 +0000 | [diff] [blame] | 5810 | /* Issue to worker. If we're waiting on the syscall because |
| 5811 | it's in the hands of the ProxyLWP, then set the thread |
| 5812 | state to WaitSys. */ |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5813 | PRINT(" --> ...\n"); |
fitzhardinge | 3373021 | 2003-11-10 21:21:00 +0000 | [diff] [blame] | 5814 | tst->status = VgTs_WaitSys; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5815 | VG_(sys_issue)(tid); |
| 5816 | } else { |
| 5817 | /* run the syscall directly */ |
nethercote | a4670f6 | 2004-08-23 16:39:42 +0000 | [diff] [blame] | 5818 | res = VG_(do_syscall)(syscallno, arg1, arg2, arg3, arg4, arg5, arg6); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5819 | PRINT(" --> %lld (0x%llx)\n", (Long)(Word)res, (ULong)res); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5820 | syscall_done = True; |
| 5821 | } |
| 5822 | } |
| 5823 | |
| 5824 | VGP_POPCC(VgpCoreSysWrap); |
| 5825 | |
fitzhardinge | 3373021 | 2003-11-10 21:21:00 +0000 | [diff] [blame] | 5826 | vg_assert(( syscall_done && tst->status == VgTs_Runnable) || |
| 5827 | (!syscall_done && tst->status == VgTs_WaitSys )); |
fitzhardinge | f0f911c | 2003-11-09 09:51:33 +0000 | [diff] [blame] | 5828 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5829 | return syscall_done; |
| 5830 | } |
| 5831 | |
nethercote | 85cdd34 | 2004-08-01 22:36:40 +0000 | [diff] [blame] | 5832 | static void restart_syscall(ThreadId tid) |
| 5833 | { |
| 5834 | ThreadState* tst; |
| 5835 | tst = VG_(get_ThreadState)(tid); |
| 5836 | |
| 5837 | vg_assert(tst != NULL); |
| 5838 | vg_assert(tst->status == VgTs_WaitSys); |
| 5839 | vg_assert(tst->syscallno != -1); |
| 5840 | |
nethercote | 427e951 | 2004-08-23 16:36:09 +0000 | [diff] [blame] | 5841 | SYSNO = tst->syscallno; |
nethercote | 41c75da | 2004-10-18 15:34:14 +0000 | [diff] [blame] | 5842 | VGA_(restart_syscall)(&tst->arch); |
nethercote | 85cdd34 | 2004-08-01 22:36:40 +0000 | [diff] [blame] | 5843 | } |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5844 | |
fitzhardinge | 31ba905 | 2004-01-16 02:15:23 +0000 | [diff] [blame] | 5845 | void VG_(post_syscall) ( ThreadId tid, Bool restart ) |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5846 | { |
| 5847 | ThreadState* tst; |
nethercote | c873489 | 2004-11-10 18:57:37 +0000 | [diff] [blame] | 5848 | UInt syscallno, flags; |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 5849 | const struct SyscallTableEntry *sys; |
nethercote | c873489 | 2004-11-10 18:57:37 +0000 | [diff] [blame] | 5850 | Bool isSpecial = False; |
fitzhardinge | 31ba905 | 2004-01-16 02:15:23 +0000 | [diff] [blame] | 5851 | Bool restarted = False; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5852 | |
| 5853 | VGP_PUSHCC(VgpCoreSysWrap); |
| 5854 | |
| 5855 | tst = VG_(get_ThreadState)(tid); |
nethercote | ef0c766 | 2004-11-06 15:38:43 +0000 | [diff] [blame] | 5856 | vg_assert(tst->tid == tid); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5857 | |
nethercote | 996901a | 2004-08-03 13:29:09 +0000 | [diff] [blame] | 5858 | /* Tell the tool about the syscall return value */ |
nethercote | 427e951 | 2004-08-23 16:36:09 +0000 | [diff] [blame] | 5859 | SET_SYSCALL_RETVAL(tst->tid, res); |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5860 | |
| 5861 | syscallno = tst->syscallno; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5862 | |
| 5863 | vg_assert(syscallno != -1); /* must be a current syscall */ |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5864 | |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 5865 | if (syscallno < VGA_(syscall_table_size) && |
| 5866 | VGA_(syscall_table)[syscallno].before != NULL) |
| 5867 | { |
| 5868 | sys = &VGA_(syscall_table)[syscallno]; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5869 | } else { |
| 5870 | sys = &bad_sys; |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5871 | } |
nethercote | 85a456f | 2004-11-16 17:31:56 +0000 | [diff] [blame] | 5872 | flags = *(sys->flags_ptr); |
nethercote | c873489 | 2004-11-10 18:57:37 +0000 | [diff] [blame] | 5873 | |
| 5874 | isSpecial = flags & Special; |
fitzhardinge | f0f911c | 2003-11-09 09:51:33 +0000 | [diff] [blame] | 5875 | |
nethercote | 427e951 | 2004-08-23 16:36:09 +0000 | [diff] [blame] | 5876 | if (res == -VKI_ERESTARTSYS) { |
fitzhardinge | 31ba905 | 2004-01-16 02:15:23 +0000 | [diff] [blame] | 5877 | /* Applications never expect to see this, so we should either |
| 5878 | restart the syscall or fail it with EINTR, depending on what |
| 5879 | our caller wants. Generally they'll want to restart, but if |
| 5880 | client set the signal state to not restart, then we fail with |
| 5881 | EINTR. Either way, ERESTARTSYS means the syscall made no |
| 5882 | progress, and so can be failed or restarted without |
| 5883 | consequence. */ |
| 5884 | if (0) |
| 5885 | VG_(printf)("syscall %d returned ERESTARTSYS; restart=%d\n", |
| 5886 | syscallno, restart); |
| 5887 | |
| 5888 | if (restart) { |
| 5889 | restarted = True; |
nethercote | 85cdd34 | 2004-08-01 22:36:40 +0000 | [diff] [blame] | 5890 | restart_syscall(tid); |
fitzhardinge | 31ba905 | 2004-01-16 02:15:23 +0000 | [diff] [blame] | 5891 | } else |
nethercote | a4670f6 | 2004-08-23 16:39:42 +0000 | [diff] [blame] | 5892 | res = -VKI_EINTR; |
fitzhardinge | 31ba905 | 2004-01-16 02:15:23 +0000 | [diff] [blame] | 5893 | } |
| 5894 | |
| 5895 | if (!restarted) { |
thughes | baa46e5 | 2004-07-29 17:44:23 +0000 | [diff] [blame] | 5896 | if (sys->after != NULL && |
nethercote | 427e951 | 2004-08-23 16:36:09 +0000 | [diff] [blame] | 5897 | ((tst->sys_flags & PostOnFail) != 0 || !VG_(is_kerror)(res))) |
fitzhardinge | 31ba905 | 2004-01-16 02:15:23 +0000 | [diff] [blame] | 5898 | (sys->after)(tst->tid, tst); |
| 5899 | |
| 5900 | /* Do any post-syscall actions |
| 5901 | |
| 5902 | NOTE: this is only called if the syscall completed. If the |
| 5903 | syscall was restarted, then it will call the Tool's |
| 5904 | pre_syscall again, without calling post_syscall (ie, more |
| 5905 | pre's than post's) |
| 5906 | */ |
| 5907 | if (VG_(needs).syscall_wrapper) { |
njn | 4be0a69 | 2004-11-22 18:10:36 +0000 | [diff] [blame] | 5908 | VGP_PUSHCC(VgpToolSysWrap); |
njn | 31ebc3f | 2004-11-22 19:57:39 +0000 | [diff] [blame] | 5909 | TL_(post_syscall)(tid, syscallno, res); |
njn | 4be0a69 | 2004-11-22 18:10:36 +0000 | [diff] [blame] | 5910 | VGP_POPCC(VgpToolSysWrap); |
fitzhardinge | 31ba905 | 2004-01-16 02:15:23 +0000 | [diff] [blame] | 5911 | } |
fitzhardinge | e1c06d8 | 2003-10-30 07:21:44 +0000 | [diff] [blame] | 5912 | } |
| 5913 | |
jsgf | 855d93d | 2003-10-13 22:26:55 +0000 | [diff] [blame] | 5914 | tst->status = VgTs_Runnable; /* runnable again */ |
fitzhardinge | 31ba905 | 2004-01-16 02:15:23 +0000 | [diff] [blame] | 5915 | tst->syscallno = -1; /* no current syscall */ |
sewardj | 2e93c50 | 2002-04-12 11:12:52 +0000 | [diff] [blame] | 5916 | |
njn25 | e49d8e7 | 2002-09-23 09:36:25 +0000 | [diff] [blame] | 5917 | VGP_POPCC(VgpCoreSysWrap); |
sewardj | 2e93c50 | 2002-04-12 11:12:52 +0000 | [diff] [blame] | 5918 | } |
| 5919 | |
nethercote | 427e951 | 2004-08-23 16:36:09 +0000 | [diff] [blame] | 5920 | #undef SYSNO |
| 5921 | #undef res |
| 5922 | #undef arg1 |
| 5923 | #undef arg2 |
| 5924 | #undef arg3 |
| 5925 | #undef arg4 |
| 5926 | #undef arg5 |
| 5927 | #undef arg6 |
| 5928 | |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 5929 | /*--------------------------------------------------------------------*/ |
nethercote | 8ff888f | 2004-11-17 17:11:45 +0000 | [diff] [blame] | 5930 | /*--- end ---*/ |
sewardj | de4a1d0 | 2002-03-22 01:27:54 +0000 | [diff] [blame] | 5931 | /*--------------------------------------------------------------------*/ |
njn | b94b81e | 2003-09-09 11:27:59 +0000 | [diff] [blame] | 5932 | |