sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1 | |
| 2 | /*--------------------------------------------------------------------*/ |
| 3 | /*--- Platform-specific syscalls stuff. syswrap-arm-linux.c -----*/ |
| 4 | /*--------------------------------------------------------------------*/ |
| 5 | |
| 6 | /* |
| 7 | This file is part of Valgrind, a dynamic binary instrumentation |
| 8 | framework. |
| 9 | |
sewardj | ec062e8 | 2011-10-23 07:32:08 +0000 | [diff] [blame] | 10 | Copyright (C) 2000-2011 Nicholas Nethercote |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 11 | njn@valgrind.org |
sewardj | ec062e8 | 2011-10-23 07:32:08 +0000 | [diff] [blame] | 12 | Copyright (C) 2008-2011 Evan Geller |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 13 | gaze@bea.ms |
| 14 | |
| 15 | This program is free software; you can redistribute it and/or |
| 16 | modify it under the terms of the GNU General Public License as |
| 17 | published by the Free Software Foundation; either version 2 of the |
| 18 | License, or (at your option) any later version. |
| 19 | |
| 20 | This program is distributed in the hope that it will be useful, but |
| 21 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 22 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 23 | General Public License for more details. |
| 24 | |
| 25 | You should have received a copy of the GNU General Public License |
| 26 | along with this program; if not, write to the Free Software |
| 27 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 28 | 02111-1307, USA. |
| 29 | |
| 30 | The GNU General Public License is contained in the file COPYING. |
| 31 | */ |
| 32 | |
| 33 | #if defined(VGP_arm_linux) |
| 34 | |
| 35 | #include "pub_core_basics.h" |
| 36 | #include "pub_core_vki.h" |
| 37 | #include "pub_core_vkiscnums.h" |
sewardj | 6c591e1 | 2011-04-11 16:17:51 +0000 | [diff] [blame] | 38 | #include "pub_core_libcsetjmp.h" // to keep _threadstate.h happy |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 39 | #include "pub_core_threadstate.h" |
| 40 | #include "pub_core_aspacemgr.h" |
| 41 | #include "pub_core_debuglog.h" |
| 42 | #include "pub_core_libcbase.h" |
| 43 | #include "pub_core_libcassert.h" |
| 44 | #include "pub_core_libcprint.h" |
| 45 | #include "pub_core_libcproc.h" |
| 46 | #include "pub_core_libcsignal.h" |
| 47 | #include "pub_core_options.h" |
| 48 | #include "pub_core_scheduler.h" |
| 49 | #include "pub_core_sigframe.h" // For VG_(sigframe_destroy)() |
| 50 | #include "pub_core_signals.h" |
| 51 | #include "pub_core_syscall.h" |
| 52 | #include "pub_core_syswrap.h" |
| 53 | #include "pub_core_tooliface.h" |
| 54 | #include "pub_core_stacks.h" // VG_(register_stack) |
sewardj | bb13299 | 2010-01-06 10:22:25 +0000 | [diff] [blame] | 55 | #include "pub_core_transtab.h" // VG_(discard_translations) |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 56 | |
| 57 | #include "priv_types_n_macros.h" |
| 58 | #include "priv_syswrap-generic.h" /* for decls of generic wrappers */ |
| 59 | #include "priv_syswrap-linux.h" /* for decls of linux-ish wrappers */ |
| 60 | #include "priv_syswrap-main.h" |
| 61 | |
| 62 | |
| 63 | /* --------------------------------------------------------------------- |
| 64 | clone() handling |
| 65 | ------------------------------------------------------------------ */ |
| 66 | |
| 67 | /* Call f(arg1), but first switch stacks, using 'stack' as the new |
| 68 | stack, and use 'retaddr' as f's return-to address. Also, clear all |
| 69 | the integer registers before entering f.*/ |
| 70 | __attribute__((noreturn)) |
| 71 | void ML_(call_on_new_stack_0_1) ( Addr stack, |
| 72 | Addr retaddr, |
| 73 | void (*f)(Word), |
| 74 | Word arg1 ); |
| 75 | // r0 = stack |
| 76 | // r1 = retaddr |
| 77 | // r2 = f |
| 78 | // r3 = arg1 |
| 79 | asm( |
| 80 | ".text\n" |
| 81 | ".globl vgModuleLocal_call_on_new_stack_0_1\n" |
| 82 | "vgModuleLocal_call_on_new_stack_0_1:\n" |
| 83 | " mov sp,r0\n\t" /* Stack pointer */ |
| 84 | " mov lr,r1\n\t" /* Return address */ |
| 85 | " mov r0,r3\n\t" /* First argument */ |
| 86 | " push {r2}\n\t" /* So we can ret to the new dest */ |
| 87 | " mov r1, #0\n\t" /* Clear our GPRs */ |
| 88 | " mov r2, #0\n\t" |
| 89 | " mov r3, #0\n\t" |
| 90 | " mov r4, #0\n\t" |
| 91 | " mov r5, #0\n\t" |
| 92 | " mov r6, #0\n\t" |
| 93 | " mov r7, #0\n\t" |
| 94 | " mov r8, #0\n\t" |
| 95 | " mov r9, #0\n\t" |
| 96 | " mov r10, #0\n\t" |
| 97 | " mov r11, #0\n\t" |
| 98 | " mov r12, #0\n\t" |
| 99 | " pop {pc}\n\t" /* Herrre we go! */ |
| 100 | ".previous\n" |
| 101 | ); |
| 102 | |
| 103 | |
| 104 | #define __NR_CLONE VG_STRINGIFY(__NR_clone) |
| 105 | #define __NR_EXIT VG_STRINGIFY(__NR_exit) |
| 106 | |
| 107 | extern |
| 108 | ULong do_syscall_clone_arm_linux ( Word (*fn)(void *), |
| 109 | void* stack, |
| 110 | Int flags, |
| 111 | void* arg, |
| 112 | Int* child_tid, |
| 113 | Int* parent_tid, |
| 114 | void* tls ); |
| 115 | asm( |
| 116 | ".text\n" |
| 117 | "do_syscall_clone_arm_linux:\n" |
| 118 | |
| 119 | /*Setup child stack */ |
| 120 | " str r0, [r1, #-4]!\n" |
| 121 | " str r3, [r1, #-4]!\n" |
| 122 | " push {r4,r7}\n" |
| 123 | " mov r0, r2\n" /* arg1: flags */ |
| 124 | /* r1 (arg2) is already our child's stack */ |
| 125 | " ldr r2, [sp, #12]\n" // parent tid |
| 126 | " ldr r3, [sp, #16]\n" // tls |
| 127 | " ldr r4, [sp, #8]\n" // Child tid |
| 128 | " mov r7, #"__NR_CLONE"\n" |
| 129 | " svc 0x00000000\n" |
| 130 | " cmp r0, #0\n" |
| 131 | " beq 1f\n" |
| 132 | |
| 133 | /* Parent */ |
| 134 | " pop {r4,r7}\n" |
| 135 | " bx lr\n" |
| 136 | |
| 137 | "1:\n" /*child*/ |
| 138 | " mov lr, pc\n" |
| 139 | " pop {r0,pc}\n" |
| 140 | /* Retval from child is already in r0 */ |
| 141 | " mov r7, #"__NR_EXIT"\n" |
| 142 | " svc 0x00000000\n" |
| 143 | /* Urh.. why did exit return? */ |
| 144 | " .long 0\n" |
| 145 | " .previous\n" |
| 146 | ); |
| 147 | |
| 148 | #undef __NR_CLONE |
| 149 | #undef __NR_EXIT |
| 150 | |
| 151 | // forward declarations |
| 152 | static void setup_child ( ThreadArchState*, ThreadArchState* ); |
| 153 | static SysRes sys_set_tls ( ThreadId tid, Addr tlsptr ); |
| 154 | |
| 155 | /* |
| 156 | When a client clones, we need to keep track of the new thread. This means: |
| 157 | 1. allocate a ThreadId+ThreadState+stack for the the thread |
| 158 | |
| 159 | 2. initialize the thread's new VCPU state |
| 160 | |
| 161 | 3. create the thread using the same args as the client requested, |
| 162 | but using the scheduler entrypoint for IP, and a separate stack |
| 163 | for SP. |
| 164 | */ |
| 165 | static SysRes do_clone ( ThreadId ptid, |
| 166 | UInt flags, Addr sp, |
| 167 | Int *parent_tidptr, |
| 168 | Int *child_tidptr, |
| 169 | Addr child_tls) |
| 170 | { |
| 171 | const Bool debug = False; |
| 172 | |
| 173 | ThreadId ctid = VG_(alloc_ThreadState)(); |
| 174 | ThreadState* ptst = VG_(get_ThreadState)(ptid); |
| 175 | ThreadState* ctst = VG_(get_ThreadState)(ctid); |
| 176 | UInt r0; |
| 177 | UWord *stack; |
| 178 | NSegment const* seg; |
| 179 | SysRes res; |
| 180 | vki_sigset_t blockall, savedmask; |
| 181 | |
| 182 | VG_(sigfillset)(&blockall); |
| 183 | |
| 184 | vg_assert(VG_(is_running_thread)(ptid)); |
| 185 | vg_assert(VG_(is_valid_tid)(ctid)); |
| 186 | |
| 187 | stack = (UWord*)ML_(allocstack)(ctid); |
| 188 | |
| 189 | if(stack == NULL) { |
| 190 | res = VG_(mk_SysRes_Error)( VKI_ENOMEM ); |
| 191 | goto out; |
| 192 | } |
| 193 | |
| 194 | setup_child( &ctst->arch, &ptst->arch ); |
| 195 | |
| 196 | ctst->arch.vex.guest_R0 = 0; |
| 197 | if(sp != 0) |
| 198 | ctst->arch.vex.guest_R13 = sp; |
| 199 | |
| 200 | ctst->os_state.parent = ptid; |
| 201 | |
| 202 | ctst->sig_mask = ptst->sig_mask; |
| 203 | ctst->tmp_sig_mask = ptst->sig_mask; |
| 204 | |
sewardj | ce21563 | 2010-02-22 11:03:10 +0000 | [diff] [blame] | 205 | /* Start the child with its threadgroup being the same as the |
| 206 | parent's. This is so that any exit_group calls that happen |
| 207 | after the child is created but before it sets its |
| 208 | os_state.threadgroup field for real (in thread_wrapper in |
| 209 | syswrap-linux.c), really kill the new thread. a.k.a this avoids |
| 210 | a race condition in which the thread is unkillable (via |
| 211 | exit_group) because its threadgroup is not set. The race window |
| 212 | is probably only a few hundred or a few thousand cycles long. |
| 213 | See #226116. */ |
| 214 | ctst->os_state.threadgroup = ptst->os_state.threadgroup; |
| 215 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 216 | seg = VG_(am_find_nsegment)((Addr)sp); |
| 217 | if (seg && seg->kind != SkResvn) { |
| 218 | ctst->client_stack_highest_word = (Addr)VG_PGROUNDUP(sp); |
| 219 | ctst->client_stack_szB = ctst->client_stack_highest_word - seg->start; |
| 220 | |
| 221 | VG_(register_stack)(seg->start, ctst->client_stack_highest_word); |
| 222 | |
| 223 | if (debug) |
| 224 | VG_(printf)("tid %d: guessed client stack range %#lx-%#lx\n", |
| 225 | ctid, seg->start, VG_PGROUNDUP(sp)); |
| 226 | } else { |
| 227 | VG_(message)(Vg_UserMsg, "!? New thread %d starts with sp+%#lx) unmapped\n", ctid, sp); |
| 228 | ctst->client_stack_szB = 0; |
| 229 | } |
| 230 | |
bart | 9a2b80d | 2012-03-25 17:51:59 +0000 | [diff] [blame^] | 231 | vg_assert(VG_(owns_BigLock_LL)(ptid)); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 232 | VG_TRACK ( pre_thread_ll_create, ptid, ctid ); |
| 233 | |
| 234 | if (flags & VKI_CLONE_SETTLS) { |
| 235 | res = sys_set_tls(ctid, child_tls); |
| 236 | if (sr_isError(res)) |
| 237 | goto out; |
| 238 | } |
| 239 | |
| 240 | flags &= ~VKI_CLONE_SETTLS; |
| 241 | |
| 242 | VG_(sigprocmask)(VKI_SIG_SETMASK, &blockall, &savedmask); |
| 243 | |
| 244 | r0 = do_syscall_clone_arm_linux( |
| 245 | ML_(start_thread_NORETURN), stack, flags, &VG_(threads)[ctid], |
| 246 | child_tidptr, parent_tidptr, NULL |
| 247 | ); |
| 248 | //VG_(printf)("AFTER SYSCALL, %x and %x CHILD: %d PARENT: %d\n",child_tidptr, parent_tidptr,*child_tidptr,*parent_tidptr); |
| 249 | |
| 250 | res = VG_(mk_SysRes_arm_linux)( r0 ); |
| 251 | |
| 252 | VG_(sigprocmask)(VKI_SIG_SETMASK, &savedmask, NULL); |
| 253 | |
| 254 | out: |
| 255 | if (sr_isError(res)) { |
| 256 | VG_(cleanup_thread)(&ctst->arch); |
| 257 | ctst->status = VgTs_Empty; |
| 258 | VG_TRACK( pre_thread_ll_exit, ctid ); |
| 259 | } |
| 260 | |
| 261 | return res; |
| 262 | } |
| 263 | |
| 264 | |
| 265 | |
| 266 | /* --------------------------------------------------------------------- |
| 267 | More thread stuff |
| 268 | ------------------------------------------------------------------ */ |
| 269 | |
| 270 | // ARM doesn't have any architecture specific thread stuff that |
| 271 | // needs to be cleaned up |
| 272 | void VG_(cleanup_thread) ( ThreadArchState* arch ) |
| 273 | { |
| 274 | } |
| 275 | |
| 276 | void setup_child ( /*OUT*/ ThreadArchState *child, |
| 277 | /*IN*/ ThreadArchState *parent ) |
| 278 | { |
| 279 | child->vex = parent->vex; |
| 280 | child->vex_shadow1 = parent->vex_shadow1; |
| 281 | child->vex_shadow2 = parent->vex_shadow2; |
| 282 | } |
| 283 | |
| 284 | static SysRes sys_set_tls ( ThreadId tid, Addr tlsptr ) |
| 285 | { |
| 286 | VG_(threads)[tid].arch.vex.guest_TPIDRURO = tlsptr; |
| 287 | return VG_(mk_SysRes_Success)( 0 ); |
| 288 | } |
| 289 | |
| 290 | /* --------------------------------------------------------------------- |
| 291 | PRE/POST wrappers for arm/Linux-specific syscalls |
| 292 | ------------------------------------------------------------------ */ |
| 293 | |
| 294 | #define PRE(name) DEFN_PRE_TEMPLATE(arm_linux, name) |
| 295 | #define POST(name) DEFN_POST_TEMPLATE(arm_linux, name) |
| 296 | |
| 297 | /* Add prototypes for the wrappers declared here, so that gcc doesn't |
| 298 | harass us for not having prototypes. Really this is a kludge -- |
| 299 | the right thing to do is to make these wrappers 'static' since they |
| 300 | aren't visible outside this file, but that requires even more macro |
| 301 | magic. */ |
| 302 | |
| 303 | DECL_TEMPLATE(arm_linux, sys_socketcall); |
| 304 | DECL_TEMPLATE(arm_linux, sys_socket); |
| 305 | DECL_TEMPLATE(arm_linux, sys_setsockopt); |
| 306 | DECL_TEMPLATE(arm_linux, sys_getsockopt); |
| 307 | DECL_TEMPLATE(arm_linux, sys_connect); |
| 308 | DECL_TEMPLATE(arm_linux, sys_accept); |
| 309 | DECL_TEMPLATE(arm_linux, sys_sendto); |
| 310 | DECL_TEMPLATE(arm_linux, sys_recvfrom); |
| 311 | //XXX: Semaphore code ripped from AMD64. |
| 312 | DECL_TEMPLATE(arm_linux, sys_semget); |
| 313 | DECL_TEMPLATE(arm_linux, sys_semop); |
| 314 | DECL_TEMPLATE(arm_linux, sys_semctl); |
| 315 | DECL_TEMPLATE(arm_linux, sys_semtimedop); |
| 316 | //XXX: Shared memory code ripped from AMD64 |
| 317 | // |
| 318 | DECL_TEMPLATE(arm_linux, wrap_sys_shmat); |
| 319 | DECL_TEMPLATE(arm_linux, sys_shmget); |
| 320 | DECL_TEMPLATE(arm_linux, sys_shmdt); |
| 321 | DECL_TEMPLATE(arm_linux, sys_shmctl); |
| 322 | DECL_TEMPLATE(arm_linux, sys_sendmsg); |
| 323 | DECL_TEMPLATE(arm_linux, sys_recvmsg); |
| 324 | //msg* code from AMD64 |
| 325 | DECL_TEMPLATE(arm_linux, sys_msgget); |
| 326 | DECL_TEMPLATE(arm_linux, sys_msgrcv); |
| 327 | DECL_TEMPLATE(arm_linux, sys_msgsnd); |
| 328 | DECL_TEMPLATE(arm_linux, sys_msgctl); |
| 329 | DECL_TEMPLATE(arm_linux, sys_shutdown); |
| 330 | DECL_TEMPLATE(arm_linux, sys_bind); |
| 331 | DECL_TEMPLATE(arm_linux, sys_listen); |
| 332 | DECL_TEMPLATE(arm_linux, sys_getsockname); |
| 333 | DECL_TEMPLATE(arm_linux, sys_getpeername); |
| 334 | DECL_TEMPLATE(arm_linux, sys_socketpair); |
| 335 | DECL_TEMPLATE(arm_linux, sys_send); |
| 336 | DECL_TEMPLATE(arm_linux, sys_recv); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 337 | DECL_TEMPLATE(arm_linux, sys_mmap2); |
| 338 | DECL_TEMPLATE(arm_linux, sys_stat64); |
| 339 | DECL_TEMPLATE(arm_linux, sys_lstat64); |
| 340 | DECL_TEMPLATE(arm_linux, sys_fstatat64); |
| 341 | DECL_TEMPLATE(arm_linux, sys_fstat64); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 342 | DECL_TEMPLATE(arm_linux, sys_clone); |
| 343 | DECL_TEMPLATE(arm_linux, sys_sigreturn); |
| 344 | DECL_TEMPLATE(arm_linux, sys_rt_sigreturn); |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 345 | DECL_TEMPLATE(arm_linux, sys_sigsuspend); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 346 | DECL_TEMPLATE(arm_linux, sys_set_tls); |
| 347 | DECL_TEMPLATE(arm_linux, sys_cacheflush); |
sewardj | 5c6b7dc | 2011-03-24 11:34:12 +0000 | [diff] [blame] | 348 | DECL_TEMPLATE(arm_linux, sys_ptrace); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 349 | |
| 350 | PRE(sys_socketcall) |
| 351 | { |
| 352 | # define ARG2_0 (((UWord*)ARG2)[0]) |
| 353 | # define ARG2_1 (((UWord*)ARG2)[1]) |
| 354 | # define ARG2_2 (((UWord*)ARG2)[2]) |
| 355 | # define ARG2_3 (((UWord*)ARG2)[3]) |
| 356 | # define ARG2_4 (((UWord*)ARG2)[4]) |
| 357 | # define ARG2_5 (((UWord*)ARG2)[5]) |
| 358 | |
| 359 | *flags |= SfMayBlock; |
| 360 | PRINT("sys_socketcall ( %ld, %#lx )",ARG1,ARG2); |
| 361 | PRE_REG_READ2(long, "socketcall", int, call, unsigned long *, args); |
| 362 | |
| 363 | switch (ARG1 /* request */) { |
| 364 | |
| 365 | case VKI_SYS_SOCKETPAIR: |
| 366 | /* int socketpair(int d, int type, int protocol, int sv[2]); */ |
| 367 | PRE_MEM_READ( "socketcall.socketpair(args)", ARG2, 4*sizeof(Addr) ); |
| 368 | ML_(generic_PRE_sys_socketpair)( tid, ARG2_0, ARG2_1, ARG2_2, ARG2_3 ); |
| 369 | break; |
| 370 | |
| 371 | case VKI_SYS_SOCKET: |
| 372 | /* int socket(int domain, int type, int protocol); */ |
| 373 | PRE_MEM_READ( "socketcall.socket(args)", ARG2, 3*sizeof(Addr) ); |
| 374 | break; |
| 375 | |
| 376 | case VKI_SYS_BIND: |
| 377 | /* int bind(int sockfd, struct sockaddr *my_addr, |
| 378 | int addrlen); */ |
| 379 | PRE_MEM_READ( "socketcall.bind(args)", ARG2, 3*sizeof(Addr) ); |
| 380 | ML_(generic_PRE_sys_bind)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| 381 | break; |
| 382 | |
| 383 | case VKI_SYS_LISTEN: |
| 384 | /* int listen(int s, int backlog); */ |
| 385 | PRE_MEM_READ( "socketcall.listen(args)", ARG2, 2*sizeof(Addr) ); |
| 386 | break; |
| 387 | |
| 388 | case VKI_SYS_ACCEPT: { |
| 389 | /* int accept(int s, struct sockaddr *addr, int *addrlen); */ |
| 390 | PRE_MEM_READ( "socketcall.accept(args)", ARG2, 3*sizeof(Addr) ); |
| 391 | ML_(generic_PRE_sys_accept)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| 392 | break; |
| 393 | } |
| 394 | |
| 395 | case VKI_SYS_SENDTO: |
| 396 | /* int sendto(int s, const void *msg, int len, |
| 397 | unsigned int flags, |
| 398 | const struct sockaddr *to, int tolen); */ |
| 399 | PRE_MEM_READ( "socketcall.sendto(args)", ARG2, 6*sizeof(Addr) ); |
| 400 | ML_(generic_PRE_sys_sendto)( tid, ARG2_0, ARG2_1, ARG2_2, |
| 401 | ARG2_3, ARG2_4, ARG2_5 ); |
| 402 | break; |
| 403 | |
| 404 | case VKI_SYS_SEND: |
| 405 | /* int send(int s, const void *msg, size_t len, int flags); */ |
| 406 | PRE_MEM_READ( "socketcall.send(args)", ARG2, 4*sizeof(Addr) ); |
| 407 | ML_(generic_PRE_sys_send)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| 408 | break; |
| 409 | |
| 410 | case VKI_SYS_RECVFROM: |
| 411 | /* int recvfrom(int s, void *buf, int len, unsigned int flags, |
| 412 | struct sockaddr *from, int *fromlen); */ |
| 413 | PRE_MEM_READ( "socketcall.recvfrom(args)", ARG2, 6*sizeof(Addr) ); |
| 414 | ML_(generic_PRE_sys_recvfrom)( tid, ARG2_0, ARG2_1, ARG2_2, |
| 415 | ARG2_3, ARG2_4, ARG2_5 ); |
| 416 | break; |
| 417 | |
| 418 | case VKI_SYS_RECV: |
| 419 | /* int recv(int s, void *buf, int len, unsigned int flags); */ |
| 420 | /* man 2 recv says: |
| 421 | The recv call is normally used only on a connected socket |
| 422 | (see connect(2)) and is identical to recvfrom with a NULL |
| 423 | from parameter. |
| 424 | */ |
| 425 | PRE_MEM_READ( "socketcall.recv(args)", ARG2, 4*sizeof(Addr) ); |
| 426 | ML_(generic_PRE_sys_recv)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| 427 | break; |
| 428 | |
| 429 | case VKI_SYS_CONNECT: |
| 430 | /* int connect(int sockfd, |
| 431 | struct sockaddr *serv_addr, int addrlen ); */ |
| 432 | PRE_MEM_READ( "socketcall.connect(args)", ARG2, 3*sizeof(Addr) ); |
| 433 | ML_(generic_PRE_sys_connect)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| 434 | break; |
| 435 | |
| 436 | case VKI_SYS_SETSOCKOPT: |
| 437 | /* int setsockopt(int s, int level, int optname, |
| 438 | const void *optval, int optlen); */ |
| 439 | PRE_MEM_READ( "socketcall.setsockopt(args)", ARG2, 5*sizeof(Addr) ); |
| 440 | ML_(generic_PRE_sys_setsockopt)( tid, ARG2_0, ARG2_1, ARG2_2, |
| 441 | ARG2_3, ARG2_4 ); |
| 442 | break; |
| 443 | |
| 444 | case VKI_SYS_GETSOCKOPT: |
| 445 | /* int getsockopt(int s, int level, int optname, |
| 446 | void *optval, socklen_t *optlen); */ |
| 447 | PRE_MEM_READ( "socketcall.getsockopt(args)", ARG2, 5*sizeof(Addr) ); |
| 448 | ML_(linux_PRE_sys_getsockopt)( tid, ARG2_0, ARG2_1, ARG2_2, |
| 449 | ARG2_3, ARG2_4 ); |
| 450 | break; |
| 451 | |
| 452 | case VKI_SYS_GETSOCKNAME: |
| 453 | /* int getsockname(int s, struct sockaddr* name, int* namelen) */ |
| 454 | PRE_MEM_READ( "socketcall.getsockname(args)", ARG2, 3*sizeof(Addr) ); |
| 455 | ML_(generic_PRE_sys_getsockname)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| 456 | break; |
| 457 | |
| 458 | case VKI_SYS_GETPEERNAME: |
| 459 | /* int getpeername(int s, struct sockaddr* name, int* namelen) */ |
| 460 | PRE_MEM_READ( "socketcall.getpeername(args)", ARG2, 3*sizeof(Addr) ); |
| 461 | ML_(generic_PRE_sys_getpeername)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| 462 | break; |
| 463 | |
| 464 | case VKI_SYS_SHUTDOWN: |
| 465 | /* int shutdown(int s, int how); */ |
| 466 | PRE_MEM_READ( "socketcall.shutdown(args)", ARG2, 2*sizeof(Addr) ); |
| 467 | break; |
| 468 | |
| 469 | case VKI_SYS_SENDMSG: { |
| 470 | /* int sendmsg(int s, const struct msghdr *msg, int flags); */ |
| 471 | |
| 472 | /* this causes warnings, and I don't get why. glibc bug? |
| 473 | * (after all it's glibc providing the arguments array) |
| 474 | PRE_MEM_READ( "socketcall.sendmsg(args)", ARG2, 3*sizeof(Addr) ); |
| 475 | */ |
tom | a499123 | 2012-02-10 11:30:09 +0000 | [diff] [blame] | 476 | ML_(generic_PRE_sys_sendmsg)( tid, "msg", (struct vki_msghdr *)ARG2_1 ); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 477 | break; |
| 478 | } |
| 479 | |
| 480 | case VKI_SYS_RECVMSG: { |
| 481 | /* int recvmsg(int s, struct msghdr *msg, int flags); */ |
| 482 | |
| 483 | /* this causes warnings, and I don't get why. glibc bug? |
| 484 | * (after all it's glibc providing the arguments array) |
| 485 | PRE_MEM_READ("socketcall.recvmsg(args)", ARG2, 3*sizeof(Addr) ); |
| 486 | */ |
tom | a499123 | 2012-02-10 11:30:09 +0000 | [diff] [blame] | 487 | ML_(generic_PRE_sys_recvmsg)( tid, "msg", (struct vki_msghdr *)ARG2_1 ); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 488 | break; |
| 489 | } |
| 490 | |
| 491 | default: |
| 492 | VG_(message)(Vg_DebugMsg,"Warning: unhandled socketcall 0x%lx",ARG1); |
| 493 | SET_STATUS_Failure( VKI_EINVAL ); |
| 494 | break; |
| 495 | } |
| 496 | # undef ARG2_0 |
| 497 | # undef ARG2_1 |
| 498 | # undef ARG2_2 |
| 499 | # undef ARG2_3 |
| 500 | # undef ARG2_4 |
| 501 | # undef ARG2_5 |
| 502 | } |
| 503 | |
| 504 | POST(sys_socketcall) |
| 505 | { |
| 506 | # define ARG2_0 (((UWord*)ARG2)[0]) |
| 507 | # define ARG2_1 (((UWord*)ARG2)[1]) |
| 508 | # define ARG2_2 (((UWord*)ARG2)[2]) |
| 509 | # define ARG2_3 (((UWord*)ARG2)[3]) |
| 510 | # define ARG2_4 (((UWord*)ARG2)[4]) |
| 511 | # define ARG2_5 (((UWord*)ARG2)[5]) |
| 512 | |
| 513 | SysRes r; |
| 514 | vg_assert(SUCCESS); |
| 515 | switch (ARG1 /* request */) { |
| 516 | |
| 517 | case VKI_SYS_SOCKETPAIR: |
| 518 | r = ML_(generic_POST_sys_socketpair)( |
| 519 | tid, VG_(mk_SysRes_Success)(RES), |
| 520 | ARG2_0, ARG2_1, ARG2_2, ARG2_3 |
| 521 | ); |
| 522 | SET_STATUS_from_SysRes(r); |
| 523 | break; |
| 524 | |
| 525 | case VKI_SYS_SOCKET: |
| 526 | r = ML_(generic_POST_sys_socket)( tid, VG_(mk_SysRes_Success)(RES) ); |
| 527 | SET_STATUS_from_SysRes(r); |
| 528 | break; |
| 529 | |
| 530 | case VKI_SYS_BIND: |
| 531 | /* int bind(int sockfd, struct sockaddr *my_addr, |
| 532 | int addrlen); */ |
| 533 | break; |
| 534 | |
| 535 | case VKI_SYS_LISTEN: |
| 536 | /* int listen(int s, int backlog); */ |
| 537 | break; |
| 538 | |
| 539 | case VKI_SYS_ACCEPT: |
| 540 | /* int accept(int s, struct sockaddr *addr, int *addrlen); */ |
| 541 | r = ML_(generic_POST_sys_accept)( tid, VG_(mk_SysRes_Success)(RES), |
| 542 | ARG2_0, ARG2_1, ARG2_2 ); |
| 543 | SET_STATUS_from_SysRes(r); |
| 544 | break; |
| 545 | |
| 546 | case VKI_SYS_SENDTO: |
| 547 | break; |
| 548 | |
| 549 | case VKI_SYS_SEND: |
| 550 | break; |
| 551 | |
| 552 | case VKI_SYS_RECVFROM: |
| 553 | ML_(generic_POST_sys_recvfrom)( tid, VG_(mk_SysRes_Success)(RES), |
| 554 | ARG2_0, ARG2_1, ARG2_2, |
| 555 | ARG2_3, ARG2_4, ARG2_5 ); |
| 556 | break; |
| 557 | |
| 558 | case VKI_SYS_RECV: |
| 559 | ML_(generic_POST_sys_recv)( tid, RES, ARG2_0, ARG2_1, ARG2_2 ); |
| 560 | break; |
| 561 | |
| 562 | case VKI_SYS_CONNECT: |
| 563 | break; |
| 564 | |
| 565 | case VKI_SYS_SETSOCKOPT: |
| 566 | break; |
| 567 | |
| 568 | case VKI_SYS_GETSOCKOPT: |
| 569 | ML_(linux_POST_sys_getsockopt)( tid, VG_(mk_SysRes_Success)(RES), |
| 570 | ARG2_0, ARG2_1, |
| 571 | ARG2_2, ARG2_3, ARG2_4 ); |
| 572 | break; |
| 573 | |
| 574 | case VKI_SYS_GETSOCKNAME: |
| 575 | ML_(generic_POST_sys_getsockname)( tid, VG_(mk_SysRes_Success)(RES), |
| 576 | ARG2_0, ARG2_1, ARG2_2 ); |
| 577 | break; |
| 578 | |
| 579 | case VKI_SYS_GETPEERNAME: |
| 580 | ML_(generic_POST_sys_getpeername)( tid, VG_(mk_SysRes_Success)(RES), |
| 581 | ARG2_0, ARG2_1, ARG2_2 ); |
| 582 | break; |
| 583 | |
| 584 | case VKI_SYS_SHUTDOWN: |
| 585 | break; |
| 586 | |
| 587 | case VKI_SYS_SENDMSG: |
| 588 | break; |
| 589 | |
| 590 | case VKI_SYS_RECVMSG: |
tom | 8b3a609 | 2012-02-10 16:45:01 +0000 | [diff] [blame] | 591 | ML_(generic_POST_sys_recvmsg)( tid, "msg", (struct vki_msghdr *)ARG2_1, RES ); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 592 | break; |
| 593 | |
| 594 | default: |
| 595 | VG_(message)(Vg_DebugMsg,"FATAL: unhandled socketcall 0x%lx",ARG1); |
| 596 | VG_(core_panic)("... bye!\n"); |
| 597 | break; /*NOTREACHED*/ |
| 598 | } |
| 599 | # undef ARG2_0 |
| 600 | # undef ARG2_1 |
| 601 | # undef ARG2_2 |
| 602 | # undef ARG2_3 |
| 603 | # undef ARG2_4 |
| 604 | # undef ARG2_5 |
| 605 | } |
| 606 | |
| 607 | PRE(sys_socket) |
| 608 | { |
| 609 | PRINT("sys_socket ( %ld, %ld, %ld )",ARG1,ARG2,ARG3); |
| 610 | PRE_REG_READ3(long, "socket", int, domain, int, type, int, protocol); |
| 611 | } |
| 612 | POST(sys_socket) |
| 613 | { |
| 614 | SysRes r; |
| 615 | vg_assert(SUCCESS); |
| 616 | r = ML_(generic_POST_sys_socket)(tid, VG_(mk_SysRes_Success)(RES)); |
| 617 | SET_STATUS_from_SysRes(r); |
| 618 | } |
| 619 | |
| 620 | PRE(sys_setsockopt) |
| 621 | { |
| 622 | PRINT("sys_setsockopt ( %ld, %ld, %ld, %#lx, %ld )",ARG1,ARG2,ARG3,ARG4,ARG5); |
| 623 | PRE_REG_READ5(long, "setsockopt", |
| 624 | int, s, int, level, int, optname, |
| 625 | const void *, optval, int, optlen); |
| 626 | ML_(generic_PRE_sys_setsockopt)(tid, ARG1,ARG2,ARG3,ARG4,ARG5); |
| 627 | } |
| 628 | |
| 629 | PRE(sys_getsockopt) |
| 630 | { |
| 631 | PRINT("sys_getsockopt ( %ld, %ld, %ld, %#lx, %#lx )",ARG1,ARG2,ARG3,ARG4,ARG5); |
| 632 | PRE_REG_READ5(long, "getsockopt", |
| 633 | int, s, int, level, int, optname, |
| 634 | void *, optval, int, *optlen); |
| 635 | ML_(linux_PRE_sys_getsockopt)(tid, ARG1,ARG2,ARG3,ARG4,ARG5); |
| 636 | } |
| 637 | POST(sys_getsockopt) |
| 638 | { |
| 639 | vg_assert(SUCCESS); |
| 640 | ML_(linux_POST_sys_getsockopt)(tid, VG_(mk_SysRes_Success)(RES), |
| 641 | ARG1,ARG2,ARG3,ARG4,ARG5); |
| 642 | } |
| 643 | |
| 644 | PRE(sys_connect) |
| 645 | { |
| 646 | *flags |= SfMayBlock; |
| 647 | PRINT("sys_connect ( %ld, %#lx, %ld )",ARG1,ARG2,ARG3); |
| 648 | PRE_REG_READ3(long, "connect", |
| 649 | int, sockfd, struct sockaddr *, serv_addr, int, addrlen); |
| 650 | ML_(generic_PRE_sys_connect)(tid, ARG1,ARG2,ARG3); |
| 651 | } |
| 652 | |
| 653 | PRE(sys_accept) |
| 654 | { |
| 655 | *flags |= SfMayBlock; |
| 656 | PRINT("sys_accept ( %ld, %#lx, %ld )",ARG1,ARG2,ARG3); |
| 657 | PRE_REG_READ3(long, "accept", |
| 658 | int, s, struct sockaddr *, addr, int, *addrlen); |
| 659 | ML_(generic_PRE_sys_accept)(tid, ARG1,ARG2,ARG3); |
| 660 | } |
| 661 | POST(sys_accept) |
| 662 | { |
| 663 | SysRes r; |
| 664 | vg_assert(SUCCESS); |
| 665 | r = ML_(generic_POST_sys_accept)(tid, VG_(mk_SysRes_Success)(RES), |
| 666 | ARG1,ARG2,ARG3); |
| 667 | SET_STATUS_from_SysRes(r); |
| 668 | } |
| 669 | |
| 670 | PRE(sys_sendto) |
| 671 | { |
| 672 | *flags |= SfMayBlock; |
| 673 | PRINT("sys_sendto ( %ld, %#lx, %ld, %lu, %#lx, %ld )",ARG1,ARG2,ARG3,ARG4,ARG5,ARG6); |
| 674 | PRE_REG_READ6(long, "sendto", |
| 675 | int, s, const void *, msg, int, len, |
| 676 | unsigned int, flags, |
| 677 | const struct sockaddr *, to, int, tolen); |
| 678 | ML_(generic_PRE_sys_sendto)(tid, ARG1,ARG2,ARG3,ARG4,ARG5,ARG6); |
| 679 | } |
| 680 | |
| 681 | PRE(sys_recvfrom) |
| 682 | { |
| 683 | *flags |= SfMayBlock; |
| 684 | PRINT("sys_recvfrom ( %ld, %#lx, %ld, %lu, %#lx, %#lx )",ARG1,ARG2,ARG3,ARG4,ARG5,ARG6); |
| 685 | PRE_REG_READ6(long, "recvfrom", |
| 686 | int, s, void *, buf, int, len, unsigned int, flags, |
| 687 | struct sockaddr *, from, int *, fromlen); |
| 688 | ML_(generic_PRE_sys_recvfrom)(tid, ARG1,ARG2,ARG3,ARG4,ARG5,ARG6); |
| 689 | } |
| 690 | POST(sys_recvfrom) |
| 691 | { |
| 692 | vg_assert(SUCCESS); |
| 693 | ML_(generic_POST_sys_recvfrom)(tid, VG_(mk_SysRes_Success)(RES), |
| 694 | ARG1,ARG2,ARG3,ARG4,ARG5,ARG6); |
| 695 | } |
| 696 | |
| 697 | PRE(sys_sendmsg) |
| 698 | { |
| 699 | *flags |= SfMayBlock; |
| 700 | PRINT("sys_sendmsg ( %ld, %#lx, %ld )",ARG1,ARG2,ARG3); |
| 701 | PRE_REG_READ3(long, "sendmsg", |
| 702 | int, s, const struct msghdr *, msg, int, flags); |
tom | a499123 | 2012-02-10 11:30:09 +0000 | [diff] [blame] | 703 | ML_(generic_PRE_sys_sendmsg)(tid, "msg", (struct vki_msghdr *)ARG2); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 704 | } |
| 705 | |
| 706 | PRE(sys_recvmsg) |
| 707 | { |
| 708 | *flags |= SfMayBlock; |
| 709 | PRINT("sys_recvmsg ( %ld, %#lx, %ld )",ARG1,ARG2,ARG3); |
| 710 | PRE_REG_READ3(long, "recvmsg", int, s, struct msghdr *, msg, int, flags); |
tom | a499123 | 2012-02-10 11:30:09 +0000 | [diff] [blame] | 711 | ML_(generic_PRE_sys_recvmsg)(tid, "msg", (struct vki_msghdr *)ARG2); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 712 | } |
| 713 | POST(sys_recvmsg) |
| 714 | { |
tom | 8b3a609 | 2012-02-10 16:45:01 +0000 | [diff] [blame] | 715 | ML_(generic_POST_sys_recvmsg)(tid, "msg", (struct vki_msghdr *)ARG2, RES); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 716 | } |
| 717 | |
| 718 | //XXX: Semaphore code ripped from AMD64. |
| 719 | PRE(sys_semget) |
| 720 | { |
| 721 | PRINT("sys_semget ( %ld, %ld, %ld )",ARG1,ARG2,ARG3); |
| 722 | PRE_REG_READ3(long, "semget", vki_key_t, key, int, nsems, int, semflg); |
| 723 | } |
| 724 | |
| 725 | PRE(sys_semop) |
| 726 | { |
| 727 | *flags |= SfMayBlock; |
| 728 | PRINT("sys_semop ( %ld, %#lx, %lu )",ARG1,ARG2,ARG3); |
| 729 | PRE_REG_READ3(long, "semop", |
| 730 | int, semid, struct sembuf *, sops, unsigned, nsoops); |
| 731 | ML_(generic_PRE_sys_semop)(tid, ARG1,ARG2,ARG3); |
| 732 | } |
| 733 | |
| 734 | PRE(sys_semctl) |
| 735 | { |
| 736 | switch (ARG3 & ~VKI_IPC_64) { |
| 737 | case VKI_IPC_INFO: |
| 738 | case VKI_SEM_INFO: |
| 739 | PRINT("sys_semctl ( %ld, %ld, %ld, %#lx )",ARG1,ARG2,ARG3,ARG4); |
| 740 | PRE_REG_READ4(long, "semctl", |
| 741 | int, semid, int, semnum, int, cmd, struct seminfo *, arg); |
| 742 | break; |
| 743 | case VKI_IPC_STAT: |
| 744 | case VKI_SEM_STAT: |
| 745 | case VKI_IPC_SET: |
| 746 | PRINT("sys_semctl ( %ld, %ld, %ld, %#lx )",ARG1,ARG2,ARG3,ARG4); |
| 747 | PRE_REG_READ4(long, "semctl", |
| 748 | int, semid, int, semnum, int, cmd, struct semid_ds *, arg); |
| 749 | break; |
| 750 | case VKI_GETALL: |
| 751 | case VKI_SETALL: |
| 752 | PRINT("sys_semctl ( %ld, %ld, %ld, %#lx )",ARG1,ARG2,ARG3,ARG4); |
| 753 | PRE_REG_READ4(long, "semctl", |
| 754 | int, semid, int, semnum, int, cmd, unsigned short *, arg); |
| 755 | break; |
| 756 | default: |
| 757 | PRINT("sys_semctl ( %ld, %ld, %ld )",ARG1,ARG2,ARG3); |
| 758 | PRE_REG_READ3(long, "semctl", |
| 759 | int, semid, int, semnum, int, cmd); |
| 760 | break; |
| 761 | } |
| 762 | ML_(generic_PRE_sys_semctl)(tid, ARG1,ARG2,ARG3,ARG4); |
| 763 | } |
| 764 | |
| 765 | POST(sys_semctl) |
| 766 | { |
| 767 | ML_(generic_POST_sys_semctl)(tid, RES,ARG1,ARG2,ARG3,ARG4); |
| 768 | } |
| 769 | |
| 770 | PRE(sys_semtimedop) |
| 771 | { |
| 772 | *flags |= SfMayBlock; |
| 773 | PRINT("sys_semtimedop ( %ld, %#lx, %lu, %#lx )",ARG1,ARG2,ARG3,ARG4); |
| 774 | PRE_REG_READ4(long, "semtimedop", |
| 775 | int, semid, struct sembuf *, sops, unsigned, nsoops, |
| 776 | struct timespec *, timeout); |
| 777 | ML_(generic_PRE_sys_semtimedop)(tid, ARG1,ARG2,ARG3,ARG4); |
| 778 | } |
| 779 | |
| 780 | //amd64 |
| 781 | PRE(sys_msgget) |
| 782 | { |
| 783 | PRINT("sys_msgget ( %ld, %ld )",ARG1,ARG2); |
| 784 | PRE_REG_READ2(long, "msgget", vki_key_t, key, int, msgflg); |
| 785 | } |
| 786 | |
| 787 | PRE(sys_msgsnd) |
| 788 | { |
| 789 | PRINT("sys_msgsnd ( %ld, %#lx, %ld, %ld )",ARG1,ARG2,ARG3,ARG4); |
| 790 | PRE_REG_READ4(long, "msgsnd", |
| 791 | int, msqid, struct msgbuf *, msgp, vki_size_t, msgsz, int, msgflg); |
| 792 | ML_(linux_PRE_sys_msgsnd)(tid, ARG1,ARG2,ARG3,ARG4); |
| 793 | if ((ARG4 & VKI_IPC_NOWAIT) == 0) |
| 794 | *flags |= SfMayBlock; |
| 795 | } |
| 796 | |
| 797 | PRE(sys_msgrcv) |
| 798 | { |
| 799 | PRINT("sys_msgrcv ( %ld, %#lx, %ld, %ld, %ld )",ARG1,ARG2,ARG3,ARG4,ARG5); |
| 800 | PRE_REG_READ5(long, "msgrcv", |
| 801 | int, msqid, struct msgbuf *, msgp, vki_size_t, msgsz, |
| 802 | long, msgytp, int, msgflg); |
| 803 | ML_(linux_PRE_sys_msgrcv)(tid, ARG1,ARG2,ARG3,ARG4,ARG5); |
| 804 | if ((ARG4 & VKI_IPC_NOWAIT) == 0) |
| 805 | *flags |= SfMayBlock; |
| 806 | } |
| 807 | POST(sys_msgrcv) |
| 808 | { |
| 809 | ML_(linux_POST_sys_msgrcv)(tid, RES,ARG1,ARG2,ARG3,ARG4,ARG5); |
| 810 | } |
| 811 | |
| 812 | |
| 813 | PRE(sys_msgctl) |
| 814 | { |
| 815 | PRINT("sys_msgctl ( %ld, %ld, %#lx )",ARG1,ARG2,ARG3); |
| 816 | PRE_REG_READ3(long, "msgctl", |
| 817 | int, msqid, int, cmd, struct msqid_ds *, buf); |
| 818 | ML_(linux_PRE_sys_msgctl)(tid, ARG1,ARG2,ARG3); |
| 819 | } |
| 820 | POST(sys_msgctl) |
| 821 | { |
| 822 | ML_(linux_POST_sys_msgctl)(tid, RES,ARG1,ARG2,ARG3); |
| 823 | } |
| 824 | |
| 825 | //shared memory code from AMD64 |
| 826 | PRE(sys_shmget) |
| 827 | { |
| 828 | PRINT("sys_shmget ( %ld, %ld, %ld )",ARG1,ARG2,ARG3); |
| 829 | PRE_REG_READ3(long, "shmget", vki_key_t, key, vki_size_t, size, int, shmflg); |
| 830 | } |
| 831 | |
| 832 | PRE(wrap_sys_shmat) |
| 833 | { |
| 834 | UWord arg2tmp; |
| 835 | PRINT("wrap_sys_shmat ( %ld, %#lx, %ld )",ARG1,ARG2,ARG3); |
| 836 | PRE_REG_READ3(long, "shmat", |
| 837 | int, shmid, const void *, shmaddr, int, shmflg); |
sewardj | 6045709 | 2010-10-06 15:24:39 +0000 | [diff] [blame] | 838 | /* Round the attach address down to an VKI_SHMLBA boundary if the |
| 839 | client requested rounding. See #222545. This is necessary only |
| 840 | on arm-linux because VKI_SHMLBA is 4 * VKI_PAGE size; on all |
| 841 | other linux targets it is the same as the page size. */ |
| 842 | if (ARG3 & VKI_SHM_RND) |
| 843 | ARG2 = VG_ROUNDDN(ARG2, VKI_SHMLBA); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 844 | arg2tmp = ML_(generic_PRE_sys_shmat)(tid, ARG1,ARG2,ARG3); |
| 845 | if (arg2tmp == 0) |
| 846 | SET_STATUS_Failure( VKI_EINVAL ); |
| 847 | else |
| 848 | ARG2 = arg2tmp; |
| 849 | } |
| 850 | |
| 851 | POST(wrap_sys_shmat) |
| 852 | { |
| 853 | ML_(generic_POST_sys_shmat)(tid, RES,ARG1,ARG2,ARG3); |
| 854 | } |
| 855 | |
| 856 | PRE(sys_shmdt) |
| 857 | { |
| 858 | PRINT("sys_shmdt ( %#lx )",ARG1); |
| 859 | PRE_REG_READ1(long, "shmdt", const void *, shmaddr); |
| 860 | if (!ML_(generic_PRE_sys_shmdt)(tid, ARG1)) |
| 861 | SET_STATUS_Failure( VKI_EINVAL ); |
| 862 | } |
| 863 | |
| 864 | POST(sys_shmdt) |
| 865 | { |
| 866 | ML_(generic_POST_sys_shmdt)(tid, RES,ARG1); |
| 867 | } |
| 868 | |
| 869 | PRE(sys_shmctl) |
| 870 | { |
| 871 | PRINT("sys_shmctl ( %ld, %ld, %#lx )",ARG1,ARG2,ARG3); |
| 872 | PRE_REG_READ3(long, "shmctl", |
| 873 | int, shmid, int, cmd, struct shmid_ds *, buf); |
| 874 | ML_(generic_PRE_sys_shmctl)(tid, ARG1,ARG2,ARG3); |
| 875 | } |
| 876 | |
| 877 | POST(sys_shmctl) |
| 878 | { |
| 879 | ML_(generic_POST_sys_shmctl)(tid, RES,ARG1,ARG2,ARG3); |
| 880 | } |
| 881 | |
| 882 | PRE(sys_shutdown) |
| 883 | { |
| 884 | *flags |= SfMayBlock; |
| 885 | PRINT("sys_shutdown ( %ld, %ld )",ARG1,ARG2); |
| 886 | PRE_REG_READ2(int, "shutdown", int, s, int, how); |
| 887 | } |
| 888 | |
| 889 | PRE(sys_bind) |
| 890 | { |
| 891 | PRINT("sys_bind ( %ld, %#lx, %ld )",ARG1,ARG2,ARG3); |
| 892 | PRE_REG_READ3(long, "bind", |
| 893 | int, sockfd, struct sockaddr *, my_addr, int, addrlen); |
| 894 | ML_(generic_PRE_sys_bind)(tid, ARG1,ARG2,ARG3); |
| 895 | } |
| 896 | |
| 897 | PRE(sys_listen) |
| 898 | { |
| 899 | PRINT("sys_listen ( %ld, %ld )",ARG1,ARG2); |
| 900 | PRE_REG_READ2(long, "listen", int, s, int, backlog); |
| 901 | } |
| 902 | |
| 903 | PRE(sys_getsockname) |
| 904 | { |
| 905 | PRINT("sys_getsockname ( %ld, %#lx, %#lx )",ARG1,ARG2,ARG3); |
| 906 | PRE_REG_READ3(long, "getsockname", |
| 907 | int, s, struct sockaddr *, name, int *, namelen); |
| 908 | ML_(generic_PRE_sys_getsockname)(tid, ARG1,ARG2,ARG3); |
| 909 | } |
| 910 | POST(sys_getsockname) |
| 911 | { |
| 912 | vg_assert(SUCCESS); |
| 913 | ML_(generic_POST_sys_getsockname)(tid, VG_(mk_SysRes_Success)(RES), |
| 914 | ARG1,ARG2,ARG3); |
| 915 | } |
| 916 | |
| 917 | PRE(sys_getpeername) |
| 918 | { |
| 919 | PRINT("sys_getpeername ( %ld, %#lx, %#lx )",ARG1,ARG2,ARG3); |
| 920 | PRE_REG_READ3(long, "getpeername", |
| 921 | int, s, struct sockaddr *, name, int *, namelen); |
| 922 | ML_(generic_PRE_sys_getpeername)(tid, ARG1,ARG2,ARG3); |
| 923 | } |
| 924 | POST(sys_getpeername) |
| 925 | { |
| 926 | vg_assert(SUCCESS); |
| 927 | ML_(generic_POST_sys_getpeername)(tid, VG_(mk_SysRes_Success)(RES), |
| 928 | ARG1,ARG2,ARG3); |
| 929 | } |
| 930 | |
| 931 | PRE(sys_socketpair) |
| 932 | { |
| 933 | PRINT("sys_socketpair ( %ld, %ld, %ld, %#lx )",ARG1,ARG2,ARG3,ARG4); |
| 934 | PRE_REG_READ4(long, "socketpair", |
sewardj | 3a7c5ad | 2010-03-08 14:45:26 +0000 | [diff] [blame] | 935 | int, d, int, type, int, protocol, int*, sv); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 936 | ML_(generic_PRE_sys_socketpair)(tid, ARG1,ARG2,ARG3,ARG4); |
| 937 | } |
| 938 | POST(sys_socketpair) |
| 939 | { |
| 940 | vg_assert(SUCCESS); |
| 941 | ML_(generic_POST_sys_socketpair)(tid, VG_(mk_SysRes_Success)(RES), |
| 942 | ARG1,ARG2,ARG3,ARG4); |
| 943 | } |
| 944 | |
| 945 | PRE(sys_send) |
| 946 | { |
| 947 | *flags |= SfMayBlock; |
| 948 | PRINT("sys_send ( %ld, %#lx, %ld, %lu )",ARG1,ARG2,ARG3,ARG4); |
| 949 | PRE_REG_READ4(long, "send", |
| 950 | int, s, const void *, msg, int, len, |
| 951 | unsigned int, flags); |
| 952 | |
| 953 | ML_(generic_PRE_sys_send)( tid, ARG1, ARG2, ARG3 ); |
| 954 | } |
| 955 | |
| 956 | PRE(sys_recv) |
| 957 | { |
| 958 | *flags |= SfMayBlock; |
| 959 | PRINT("sys_recv ( %ld, %#lx, %ld, %lu )",ARG1,ARG2,ARG3,ARG4); |
| 960 | PRE_REG_READ4(long, "recv", |
| 961 | int, s, void *, buf, int, len, unsigned int, flags); |
| 962 | ML_(generic_PRE_sys_recv)( tid, ARG1, ARG2, ARG3 ); |
| 963 | } |
| 964 | |
| 965 | POST(sys_recv) |
| 966 | { |
| 967 | ML_(generic_POST_sys_recv)( tid, RES, ARG1, ARG2, ARG3 ); |
| 968 | } |
| 969 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 970 | PRE(sys_mmap2) |
| 971 | { |
| 972 | SysRes r; |
| 973 | |
| 974 | // Exactly like old_mmap() except: |
| 975 | // - all 6 args are passed in regs, rather than in a memory-block. |
| 976 | // - the file offset is specified in pagesize units rather than bytes, |
| 977 | // so that it can be used for files bigger than 2^32 bytes. |
| 978 | // pagesize or 4K-size units in offset? For ppc32/64-linux, this is |
| 979 | // 4K-sized. Assert that the page size is 4K here for safety. |
| 980 | vg_assert(VKI_PAGE_SIZE == 4096); |
| 981 | PRINT("sys_mmap2 ( %#lx, %llu, %ld, %ld, %ld, %ld )", |
| 982 | ARG1, (ULong)ARG2, ARG3, ARG4, ARG5, ARG6 ); |
| 983 | PRE_REG_READ6(long, "mmap2", |
| 984 | unsigned long, start, unsigned long, length, |
| 985 | unsigned long, prot, unsigned long, flags, |
| 986 | unsigned long, fd, unsigned long, offset); |
| 987 | |
| 988 | r = ML_(generic_PRE_sys_mmap)( tid, ARG1, ARG2, ARG3, ARG4, ARG5, |
| 989 | 4096 * (Off64T)ARG6 ); |
| 990 | SET_STATUS_from_SysRes(r); |
| 991 | } |
| 992 | |
| 993 | // XXX: lstat64/fstat64/stat64 are generic, but not necessarily |
| 994 | // applicable to every architecture -- I think only to 32-bit archs. |
| 995 | // We're going to need something like linux/core_os32.h for such |
| 996 | // things, eventually, I think. --njn |
| 997 | PRE(sys_lstat64) |
| 998 | { |
| 999 | PRINT("sys_lstat64 ( %#lx(%s), %#lx )",ARG1,(char*)ARG1,ARG2); |
| 1000 | PRE_REG_READ2(long, "lstat64", char *, file_name, struct stat64 *, buf); |
| 1001 | PRE_MEM_RASCIIZ( "lstat64(file_name)", ARG1 ); |
| 1002 | PRE_MEM_WRITE( "lstat64(buf)", ARG2, sizeof(struct vki_stat64) ); |
| 1003 | } |
| 1004 | |
| 1005 | POST(sys_lstat64) |
| 1006 | { |
| 1007 | vg_assert(SUCCESS); |
| 1008 | if (RES == 0) { |
| 1009 | POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); |
| 1010 | } |
| 1011 | } |
| 1012 | |
| 1013 | PRE(sys_stat64) |
| 1014 | { |
| 1015 | PRINT("sys_stat64 ( %#lx(%s), %#lx )",ARG1,(char*)ARG1,ARG2); |
| 1016 | PRE_REG_READ2(long, "stat64", char *, file_name, struct stat64 *, buf); |
| 1017 | PRE_MEM_RASCIIZ( "stat64(file_name)", ARG1 ); |
| 1018 | PRE_MEM_WRITE( "stat64(buf)", ARG2, sizeof(struct vki_stat64) ); |
| 1019 | } |
| 1020 | |
| 1021 | POST(sys_stat64) |
| 1022 | { |
| 1023 | POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); |
| 1024 | } |
| 1025 | |
| 1026 | PRE(sys_fstatat64) |
| 1027 | { |
| 1028 | PRINT("sys_fstatat64 ( %ld, %#lx(%s), %#lx )",ARG1,ARG2,(char*)ARG2,ARG3); |
| 1029 | PRE_REG_READ3(long, "fstatat64", |
| 1030 | int, dfd, char *, file_name, struct stat64 *, buf); |
| 1031 | PRE_MEM_RASCIIZ( "fstatat64(file_name)", ARG2 ); |
| 1032 | PRE_MEM_WRITE( "fstatat64(buf)", ARG3, sizeof(struct vki_stat64) ); |
| 1033 | } |
| 1034 | |
| 1035 | POST(sys_fstatat64) |
| 1036 | { |
| 1037 | POST_MEM_WRITE( ARG3, sizeof(struct vki_stat64) ); |
| 1038 | } |
| 1039 | |
| 1040 | PRE(sys_fstat64) |
| 1041 | { |
| 1042 | PRINT("sys_fstat64 ( %ld, %#lx )",ARG1,ARG2); |
| 1043 | PRE_REG_READ2(long, "fstat64", unsigned long, fd, struct stat64 *, buf); |
| 1044 | PRE_MEM_WRITE( "fstat64(buf)", ARG2, sizeof(struct vki_stat64) ); |
| 1045 | } |
| 1046 | |
| 1047 | POST(sys_fstat64) |
| 1048 | { |
| 1049 | POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); |
| 1050 | } |
| 1051 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1052 | PRE(sys_clone) |
| 1053 | { |
| 1054 | UInt cloneflags; |
| 1055 | |
| 1056 | PRINT("sys_clone ( %lx, %#lx, %#lx, %#lx, %#lx )",ARG1,ARG2,ARG3,ARG4,ARG5); |
| 1057 | PRE_REG_READ5(int, "clone", |
| 1058 | unsigned long, flags, |
| 1059 | void *, child_stack, |
| 1060 | int *, parent_tidptr, |
| 1061 | void *, child_tls, |
| 1062 | int *, child_tidptr); |
| 1063 | |
| 1064 | if (ARG1 & VKI_CLONE_PARENT_SETTID) { |
| 1065 | PRE_MEM_WRITE("clone(parent_tidptr)", ARG3, sizeof(Int)); |
| 1066 | if (!VG_(am_is_valid_for_client)(ARG3, sizeof(Int), |
| 1067 | VKI_PROT_WRITE)) { |
| 1068 | SET_STATUS_Failure( VKI_EFAULT ); |
| 1069 | return; |
| 1070 | } |
| 1071 | } |
| 1072 | if (ARG1 & (VKI_CLONE_CHILD_SETTID | VKI_CLONE_CHILD_CLEARTID)) { |
| 1073 | PRE_MEM_WRITE("clone(child_tidptr)", ARG5, sizeof(Int)); |
| 1074 | if (!VG_(am_is_valid_for_client)(ARG5, sizeof(Int), |
| 1075 | VKI_PROT_WRITE)) { |
| 1076 | SET_STATUS_Failure( VKI_EFAULT ); |
| 1077 | return; |
| 1078 | } |
| 1079 | } |
| 1080 | if (ARG1 & VKI_CLONE_SETTLS) { |
| 1081 | PRE_MEM_READ("clone(tls_user_desc)", ARG4, sizeof(vki_modify_ldt_t)); |
| 1082 | if (!VG_(am_is_valid_for_client)(ARG4, sizeof(vki_modify_ldt_t), |
| 1083 | VKI_PROT_READ)) { |
| 1084 | SET_STATUS_Failure( VKI_EFAULT ); |
| 1085 | return; |
| 1086 | } |
| 1087 | } |
| 1088 | |
| 1089 | cloneflags = ARG1; |
| 1090 | |
| 1091 | if (!ML_(client_signal_OK)(ARG1 & VKI_CSIGNAL)) { |
| 1092 | SET_STATUS_Failure( VKI_EINVAL ); |
| 1093 | return; |
| 1094 | } |
| 1095 | |
| 1096 | /* Only look at the flags we really care about */ |
| 1097 | switch (cloneflags & (VKI_CLONE_VM | VKI_CLONE_FS |
| 1098 | | VKI_CLONE_FILES | VKI_CLONE_VFORK)) { |
| 1099 | case VKI_CLONE_VM | VKI_CLONE_FS | VKI_CLONE_FILES: |
| 1100 | /* thread creation */ |
| 1101 | SET_STATUS_from_SysRes( |
| 1102 | do_clone(tid, |
| 1103 | ARG1, /* flags */ |
| 1104 | (Addr)ARG2, /* child ESP */ |
| 1105 | (Int *)ARG3, /* parent_tidptr */ |
| 1106 | (Int *)ARG5, /* child_tidptr */ |
| 1107 | (Addr)ARG4)); /* set_tls */ |
| 1108 | break; |
| 1109 | |
| 1110 | case VKI_CLONE_VFORK | VKI_CLONE_VM: /* vfork */ |
| 1111 | /* FALLTHROUGH - assume vfork == fork */ |
| 1112 | cloneflags &= ~(VKI_CLONE_VFORK | VKI_CLONE_VM); |
| 1113 | |
| 1114 | case 0: /* plain fork */ |
| 1115 | SET_STATUS_from_SysRes( |
| 1116 | ML_(do_fork_clone)(tid, |
| 1117 | cloneflags, /* flags */ |
| 1118 | (Int *)ARG3, /* parent_tidptr */ |
| 1119 | (Int *)ARG5)); /* child_tidptr */ |
| 1120 | break; |
| 1121 | |
| 1122 | default: |
| 1123 | /* should we just ENOSYS? */ |
| 1124 | VG_(message)(Vg_UserMsg, ""); |
| 1125 | VG_(message)(Vg_UserMsg, "Unsupported clone() flags: 0x%lx", ARG1); |
| 1126 | VG_(message)(Vg_UserMsg, ""); |
| 1127 | VG_(message)(Vg_UserMsg, "The only supported clone() uses are:"); |
| 1128 | VG_(message)(Vg_UserMsg, " - via a threads library (LinuxThreads or NPTL)"); |
| 1129 | VG_(message)(Vg_UserMsg, " - via the implementation of fork or vfork"); |
| 1130 | VG_(message)(Vg_UserMsg, " - for the Quadrics Elan3 user-space driver"); |
| 1131 | VG_(unimplemented) |
| 1132 | ("Valgrind does not support general clone()."); |
| 1133 | } |
| 1134 | |
| 1135 | if (SUCCESS) { |
| 1136 | if (ARG1 & VKI_CLONE_PARENT_SETTID) |
| 1137 | POST_MEM_WRITE(ARG3, sizeof(Int)); |
| 1138 | if (ARG1 & (VKI_CLONE_CHILD_SETTID | VKI_CLONE_CHILD_CLEARTID)) |
| 1139 | POST_MEM_WRITE(ARG5, sizeof(Int)); |
| 1140 | |
| 1141 | /* Thread creation was successful; let the child have the chance |
| 1142 | to run */ |
| 1143 | *flags |= SfYieldAfter; |
| 1144 | } |
| 1145 | } |
| 1146 | |
| 1147 | PRE(sys_sigreturn) |
| 1148 | { |
| 1149 | /* See comments on PRE(sys_rt_sigreturn) in syswrap-amd64-linux.c for |
| 1150 | an explanation of what follows. */ |
| 1151 | |
| 1152 | PRINT("sys_sigreturn ( )"); |
| 1153 | |
| 1154 | vg_assert(VG_(is_valid_tid)(tid)); |
| 1155 | vg_assert(tid >= 1 && tid < VG_N_THREADS); |
| 1156 | vg_assert(VG_(is_running_thread)(tid)); |
| 1157 | |
| 1158 | /* Restore register state from frame and remove it */ |
| 1159 | VG_(sigframe_destroy)(tid, False); |
| 1160 | |
| 1161 | /* Tell the driver not to update the guest state with the "result", |
| 1162 | and set a bogus result to keep it happy. */ |
| 1163 | *flags |= SfNoWriteResult; |
| 1164 | SET_STATUS_Success(0); |
| 1165 | |
| 1166 | /* Check to see if any signals arose as a result of this. */ |
| 1167 | *flags |= SfPollAfter; |
| 1168 | } |
| 1169 | |
| 1170 | PRE(sys_rt_sigreturn) |
| 1171 | { |
| 1172 | /* See comments on PRE(sys_rt_sigreturn) in syswrap-amd64-linux.c for |
| 1173 | an explanation of what follows. */ |
| 1174 | |
| 1175 | PRINT("rt_sigreturn ( )"); |
| 1176 | |
| 1177 | vg_assert(VG_(is_valid_tid)(tid)); |
| 1178 | vg_assert(tid >= 1 && tid < VG_N_THREADS); |
| 1179 | vg_assert(VG_(is_running_thread)(tid)); |
| 1180 | |
| 1181 | /* Restore register state from frame and remove it */ |
| 1182 | VG_(sigframe_destroy)(tid, True); |
| 1183 | |
| 1184 | /* Tell the driver not to update the guest state with the "result", |
| 1185 | and set a bogus result to keep it happy. */ |
| 1186 | *flags |= SfNoWriteResult; |
| 1187 | SET_STATUS_Success(0); |
| 1188 | |
| 1189 | /* Check to see if any signals arose as a result of this. */ |
| 1190 | *flags |= SfPollAfter; |
| 1191 | } |
| 1192 | |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 1193 | /* NB: clone of x86-linux version, and ppc32-linux has an almost |
| 1194 | identical one. */ |
| 1195 | PRE(sys_sigsuspend) |
| 1196 | { |
| 1197 | /* The C library interface to sigsuspend just takes a pointer to |
| 1198 | a signal mask but this system call has three arguments - the first |
| 1199 | two don't appear to be used by the kernel and are always passed as |
| 1200 | zero by glibc and the third is the first word of the signal mask |
| 1201 | so only 32 signals are supported. |
| 1202 | |
| 1203 | In fact glibc normally uses rt_sigsuspend if it is available as |
| 1204 | that takes a pointer to the signal mask so supports more signals. |
| 1205 | */ |
| 1206 | *flags |= SfMayBlock; |
| 1207 | PRINT("sys_sigsuspend ( %ld, %ld, %ld )", ARG1,ARG2,ARG3 ); |
| 1208 | PRE_REG_READ3(int, "sigsuspend", |
| 1209 | int, history0, int, history1, |
| 1210 | vki_old_sigset_t, mask); |
| 1211 | } |
| 1212 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1213 | /* Very much ARM specific */ |
| 1214 | |
| 1215 | PRE(sys_set_tls) |
| 1216 | { |
| 1217 | PRE_REG_READ1(long, "set_tls", unsigned long, addr); |
| 1218 | |
| 1219 | SET_STATUS_from_SysRes( sys_set_tls( tid, ARG1 ) ); |
| 1220 | } |
| 1221 | |
| 1222 | PRE(sys_cacheflush) |
| 1223 | { |
| 1224 | PRINT("cacheflush (%lx, %#lx, %#lx)",ARG1,ARG2,ARG3); |
| 1225 | PRE_REG_READ3(long, "cacheflush", void*, addrlow,void*, addrhigh,int, flags); |
sewardj | bb13299 | 2010-01-06 10:22:25 +0000 | [diff] [blame] | 1226 | VG_(discard_translations)( (Addr64)ARG1, |
| 1227 | ((ULong)ARG2) - ((ULong)ARG1) + 1ULL/*paranoia*/, |
| 1228 | "PRE(sys_cacheflush)" ); |
| 1229 | SET_STATUS_Success(0); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1230 | } |
| 1231 | |
sewardj | 5c6b7dc | 2011-03-24 11:34:12 +0000 | [diff] [blame] | 1232 | // ARG3 is only used for pointers into the traced process's address |
| 1233 | // space and for offsets into the traced process's struct |
| 1234 | // user_regs_struct. It is never a pointer into this process's memory |
| 1235 | // space, and we should therefore not check anything it points to. |
| 1236 | PRE(sys_ptrace) |
| 1237 | { |
| 1238 | PRINT("sys_ptrace ( %ld, %ld, %#lx, %#lx )", ARG1,ARG2,ARG3,ARG4); |
| 1239 | PRE_REG_READ4(int, "ptrace", |
| 1240 | long, request, long, pid, long, addr, long, data); |
| 1241 | switch (ARG1) { |
| 1242 | case VKI_PTRACE_PEEKTEXT: |
| 1243 | case VKI_PTRACE_PEEKDATA: |
| 1244 | case VKI_PTRACE_PEEKUSR: |
| 1245 | PRE_MEM_WRITE( "ptrace(peek)", ARG4, |
| 1246 | sizeof (long)); |
| 1247 | break; |
| 1248 | case VKI_PTRACE_GETREGS: |
| 1249 | PRE_MEM_WRITE( "ptrace(getregs)", ARG4, |
| 1250 | sizeof (struct vki_user_regs_struct)); |
| 1251 | break; |
| 1252 | case VKI_PTRACE_GETFPREGS: |
| 1253 | PRE_MEM_WRITE( "ptrace(getfpregs)", ARG4, |
| 1254 | sizeof (struct vki_user_fp)); |
| 1255 | break; |
| 1256 | case VKI_PTRACE_GETWMMXREGS: |
| 1257 | PRE_MEM_WRITE( "ptrace(getwmmxregs)", ARG4, |
| 1258 | VKI_IWMMXT_SIZE); |
| 1259 | break; |
| 1260 | case VKI_PTRACE_GETCRUNCHREGS: |
| 1261 | PRE_MEM_WRITE( "ptrace(getcrunchregs)", ARG4, |
| 1262 | VKI_CRUNCH_SIZE); |
| 1263 | break; |
| 1264 | case VKI_PTRACE_GETVFPREGS: |
| 1265 | PRE_MEM_WRITE( "ptrace(getvfpregs)", ARG4, |
| 1266 | sizeof (struct vki_user_vfp) ); |
| 1267 | break; |
| 1268 | case VKI_PTRACE_GETHBPREGS: |
| 1269 | PRE_MEM_WRITE( "ptrace(gethbpregs)", ARG4, |
| 1270 | sizeof (unsigned long) ); |
| 1271 | break; |
| 1272 | case VKI_PTRACE_SETREGS: |
| 1273 | PRE_MEM_READ( "ptrace(setregs)", ARG4, |
| 1274 | sizeof (struct vki_user_regs_struct)); |
| 1275 | break; |
| 1276 | case VKI_PTRACE_SETFPREGS: |
| 1277 | PRE_MEM_READ( "ptrace(setfpregs)", ARG4, |
| 1278 | sizeof (struct vki_user_fp)); |
| 1279 | break; |
| 1280 | case VKI_PTRACE_SETWMMXREGS: |
| 1281 | PRE_MEM_READ( "ptrace(setwmmxregs)", ARG4, |
| 1282 | VKI_IWMMXT_SIZE); |
| 1283 | break; |
| 1284 | case VKI_PTRACE_SETCRUNCHREGS: |
| 1285 | PRE_MEM_READ( "ptrace(setcrunchregs)", ARG4, |
| 1286 | VKI_CRUNCH_SIZE); |
| 1287 | break; |
| 1288 | case VKI_PTRACE_SETVFPREGS: |
| 1289 | PRE_MEM_READ( "ptrace(setvfpregs)", ARG4, |
| 1290 | sizeof (struct vki_user_vfp)); |
| 1291 | break; |
| 1292 | case VKI_PTRACE_SETHBPREGS: |
| 1293 | PRE_MEM_READ( "ptrace(sethbpregs)", ARG4, sizeof(unsigned long)); |
| 1294 | break; |
| 1295 | case VKI_PTRACE_GET_THREAD_AREA: |
| 1296 | PRE_MEM_WRITE( "ptrace(get_thread_area)", ARG4, sizeof(unsigned long)); |
| 1297 | break; |
| 1298 | case VKI_PTRACE_GETEVENTMSG: |
| 1299 | PRE_MEM_WRITE( "ptrace(geteventmsg)", ARG4, sizeof(unsigned long)); |
| 1300 | break; |
| 1301 | case VKI_PTRACE_GETSIGINFO: |
| 1302 | PRE_MEM_WRITE( "ptrace(getsiginfo)", ARG4, sizeof(vki_siginfo_t)); |
| 1303 | break; |
| 1304 | case VKI_PTRACE_SETSIGINFO: |
| 1305 | PRE_MEM_READ( "ptrace(setsiginfo)", ARG4, sizeof(vki_siginfo_t)); |
| 1306 | break; |
| 1307 | default: |
| 1308 | break; |
| 1309 | } |
| 1310 | } |
| 1311 | |
| 1312 | POST(sys_ptrace) |
| 1313 | { |
| 1314 | switch (ARG1) { |
| 1315 | case VKI_PTRACE_PEEKTEXT: |
| 1316 | case VKI_PTRACE_PEEKDATA: |
| 1317 | case VKI_PTRACE_PEEKUSR: |
| 1318 | POST_MEM_WRITE( ARG4, sizeof (long)); |
| 1319 | break; |
| 1320 | case VKI_PTRACE_GETREGS: |
| 1321 | POST_MEM_WRITE( ARG4, sizeof (struct vki_user_regs_struct)); |
| 1322 | break; |
| 1323 | case VKI_PTRACE_GETFPREGS: |
| 1324 | POST_MEM_WRITE( ARG4, sizeof (struct vki_user_fp)); |
| 1325 | break; |
| 1326 | case VKI_PTRACE_GETWMMXREGS: |
| 1327 | POST_MEM_WRITE( ARG4, VKI_IWMMXT_SIZE); |
| 1328 | break; |
| 1329 | case VKI_PTRACE_GETCRUNCHREGS: |
| 1330 | POST_MEM_WRITE( ARG4, VKI_CRUNCH_SIZE); |
| 1331 | break; |
| 1332 | case VKI_PTRACE_GETVFPREGS: |
| 1333 | POST_MEM_WRITE( ARG4, sizeof(struct vki_user_vfp)); |
| 1334 | break; |
| 1335 | case VKI_PTRACE_GET_THREAD_AREA: |
| 1336 | case VKI_PTRACE_GETHBPREGS: |
| 1337 | case VKI_PTRACE_GETEVENTMSG: |
| 1338 | POST_MEM_WRITE( ARG4, sizeof(unsigned long)); |
| 1339 | break; |
| 1340 | case VKI_PTRACE_GETSIGINFO: |
| 1341 | /* XXX: This is a simplification. Different parts of the |
| 1342 | * siginfo_t are valid depending on the type of signal. |
| 1343 | */ |
| 1344 | POST_MEM_WRITE( ARG4, sizeof(vki_siginfo_t)); |
| 1345 | break; |
| 1346 | default: |
| 1347 | break; |
| 1348 | } |
| 1349 | } |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1350 | |
| 1351 | #undef PRE |
| 1352 | #undef POST |
| 1353 | |
| 1354 | /* --------------------------------------------------------------------- |
| 1355 | The arm/Linux syscall table |
| 1356 | ------------------------------------------------------------------ */ |
| 1357 | |
| 1358 | #if 0 |
| 1359 | #define __NR_OABI_SYSCALL_BASE 0x900000 |
| 1360 | #else |
| 1361 | #define __NR_OABI_SYSCALL_BASE 0x0 |
| 1362 | #endif |
| 1363 | |
| 1364 | #define PLAX_(sysno, name) WRAPPER_ENTRY_X_(arm_linux, sysno, name) |
| 1365 | #define PLAXY(sysno, name) WRAPPER_ENTRY_XY(arm_linux, sysno, name) |
| 1366 | |
| 1367 | // This table maps from __NR_xxx syscall numbers (from |
| 1368 | // linux/include/asm-arm/unistd.h) to the appropriate PRE/POST sys_foo() |
| 1369 | // wrappers on arm (as per sys_call_table in linux/arch/arm/kernel/entry.S). |
| 1370 | // |
| 1371 | // For those syscalls not handled by Valgrind, the annotation indicate its |
| 1372 | // arch/OS combination, eg. */* (generic), */Linux (Linux only), ?/? |
| 1373 | // (unknown). |
| 1374 | |
| 1375 | static SyscallTableEntry syscall_main_table[] = { |
| 1376 | //zz // (restart_syscall) // 0 |
| 1377 | GENX_(__NR_exit, sys_exit), // 1 |
| 1378 | GENX_(__NR_fork, sys_fork), // 2 |
| 1379 | GENXY(__NR_read, sys_read), // 3 |
| 1380 | GENX_(__NR_write, sys_write), // 4 |
| 1381 | |
| 1382 | GENXY(__NR_open, sys_open), // 5 |
| 1383 | GENXY(__NR_close, sys_close), // 6 |
| 1384 | // GENXY(__NR_waitpid, sys_waitpid), // 7 |
| 1385 | GENXY(__NR_creat, sys_creat), // 8 |
| 1386 | GENX_(__NR_link, sys_link), // 9 |
| 1387 | |
| 1388 | GENX_(__NR_unlink, sys_unlink), // 10 |
| 1389 | GENX_(__NR_execve, sys_execve), // 11 |
| 1390 | GENX_(__NR_chdir, sys_chdir), // 12 |
| 1391 | GENXY(__NR_time, sys_time), // 13 |
| 1392 | GENX_(__NR_mknod, sys_mknod), // 14 |
| 1393 | |
| 1394 | GENX_(__NR_chmod, sys_chmod), // 15 |
| 1395 | //zz LINX_(__NR_lchown, sys_lchown16), // 16 |
| 1396 | // GENX_(__NR_break, sys_ni_syscall), // 17 |
| 1397 | //zz // (__NR_oldstat, sys_stat), // 18 (obsolete) |
| 1398 | LINX_(__NR_lseek, sys_lseek), // 19 |
| 1399 | |
| 1400 | GENX_(__NR_getpid, sys_getpid), // 20 |
| 1401 | LINX_(__NR_mount, sys_mount), // 21 |
| 1402 | LINX_(__NR_umount, sys_oldumount), // 22 |
| 1403 | LINX_(__NR_setuid, sys_setuid16), // 23 ## P |
| 1404 | LINX_(__NR_getuid, sys_getuid16), // 24 ## P |
| 1405 | //zz |
| 1406 | //zz // (__NR_stime, sys_stime), // 25 * (SVr4,SVID,X/OPEN) |
sewardj | 5c6b7dc | 2011-03-24 11:34:12 +0000 | [diff] [blame] | 1407 | PLAXY(__NR_ptrace, sys_ptrace), // 26 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1408 | GENX_(__NR_alarm, sys_alarm), // 27 |
| 1409 | //zz // (__NR_oldfstat, sys_fstat), // 28 * L -- obsolete |
| 1410 | GENX_(__NR_pause, sys_pause), // 29 |
| 1411 | |
| 1412 | LINX_(__NR_utime, sys_utime), // 30 |
| 1413 | // GENX_(__NR_stty, sys_ni_syscall), // 31 |
| 1414 | // GENX_(__NR_gtty, sys_ni_syscall), // 32 |
| 1415 | GENX_(__NR_access, sys_access), // 33 |
| 1416 | GENX_(__NR_nice, sys_nice), // 34 |
| 1417 | |
| 1418 | // GENX_(__NR_ftime, sys_ni_syscall), // 35 |
| 1419 | GENX_(__NR_sync, sys_sync), // 36 |
| 1420 | GENX_(__NR_kill, sys_kill), // 37 |
| 1421 | GENX_(__NR_rename, sys_rename), // 38 |
| 1422 | GENX_(__NR_mkdir, sys_mkdir), // 39 |
| 1423 | |
| 1424 | GENX_(__NR_rmdir, sys_rmdir), // 40 |
| 1425 | GENXY(__NR_dup, sys_dup), // 41 |
| 1426 | LINXY(__NR_pipe, sys_pipe), // 42 |
| 1427 | GENXY(__NR_times, sys_times), // 43 |
| 1428 | // GENX_(__NR_prof, sys_ni_syscall), // 44 |
| 1429 | //zz |
| 1430 | GENX_(__NR_brk, sys_brk), // 45 |
| 1431 | LINX_(__NR_setgid, sys_setgid16), // 46 |
| 1432 | LINX_(__NR_getgid, sys_getgid16), // 47 |
| 1433 | //zz // (__NR_signal, sys_signal), // 48 */* (ANSI C) |
| 1434 | LINX_(__NR_geteuid, sys_geteuid16), // 49 |
| 1435 | |
| 1436 | LINX_(__NR_getegid, sys_getegid16), // 50 |
| 1437 | GENX_(__NR_acct, sys_acct), // 51 |
| 1438 | LINX_(__NR_umount2, sys_umount), // 52 |
| 1439 | // GENX_(__NR_lock, sys_ni_syscall), // 53 |
| 1440 | LINXY(__NR_ioctl, sys_ioctl), // 54 |
| 1441 | |
| 1442 | LINXY(__NR_fcntl, sys_fcntl), // 55 |
| 1443 | // GENX_(__NR_mpx, sys_ni_syscall), // 56 |
| 1444 | GENX_(__NR_setpgid, sys_setpgid), // 57 |
| 1445 | // GENX_(__NR_ulimit, sys_ni_syscall), // 58 |
| 1446 | //zz // (__NR_oldolduname, sys_olduname), // 59 Linux -- obsolete |
| 1447 | //zz |
| 1448 | GENX_(__NR_umask, sys_umask), // 60 |
| 1449 | GENX_(__NR_chroot, sys_chroot), // 61 |
| 1450 | //zz // (__NR_ustat, sys_ustat) // 62 SVr4 -- deprecated |
| 1451 | GENXY(__NR_dup2, sys_dup2), // 63 |
| 1452 | GENX_(__NR_getppid, sys_getppid), // 64 |
| 1453 | |
| 1454 | GENX_(__NR_getpgrp, sys_getpgrp), // 65 |
| 1455 | GENX_(__NR_setsid, sys_setsid), // 66 |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 1456 | LINXY(__NR_sigaction, sys_sigaction), // 67 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1457 | //zz // (__NR_sgetmask, sys_sgetmask), // 68 */* (ANSI C) |
| 1458 | //zz // (__NR_ssetmask, sys_ssetmask), // 69 */* (ANSI C) |
| 1459 | //zz |
| 1460 | LINX_(__NR_setreuid, sys_setreuid16), // 70 |
| 1461 | LINX_(__NR_setregid, sys_setregid16), // 71 |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 1462 | PLAX_(__NR_sigsuspend, sys_sigsuspend), // 72 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1463 | LINXY(__NR_sigpending, sys_sigpending), // 73 |
| 1464 | //zz // (__NR_sethostname, sys_sethostname), // 74 */* |
| 1465 | //zz |
| 1466 | GENX_(__NR_setrlimit, sys_setrlimit), // 75 |
| 1467 | GENXY(__NR_getrlimit, sys_old_getrlimit), // 76 |
| 1468 | GENXY(__NR_getrusage, sys_getrusage), // 77 |
| 1469 | GENXY(__NR_gettimeofday, sys_gettimeofday), // 78 |
| 1470 | GENX_(__NR_settimeofday, sys_settimeofday), // 79 |
| 1471 | |
| 1472 | LINXY(__NR_getgroups, sys_getgroups16), // 80 |
| 1473 | LINX_(__NR_setgroups, sys_setgroups16), // 81 |
| 1474 | // PLAX_(__NR_select, old_select), // 82 |
| 1475 | GENX_(__NR_symlink, sys_symlink), // 83 |
| 1476 | //zz // (__NR_oldlstat, sys_lstat), // 84 -- obsolete |
| 1477 | //zz |
| 1478 | GENX_(__NR_readlink, sys_readlink), // 85 |
| 1479 | //zz // (__NR_uselib, sys_uselib), // 86 */Linux |
| 1480 | //zz // (__NR_swapon, sys_swapon), // 87 */Linux |
| 1481 | //zz // (__NR_reboot, sys_reboot), // 88 */Linux |
| 1482 | //zz // (__NR_readdir, old_readdir), // 89 -- superseded |
| 1483 | //zz |
sewardj | 732db40 | 2010-01-06 11:08:18 +0000 | [diff] [blame] | 1484 | // _____(__NR_mmap, old_mmap), // 90 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1485 | GENXY(__NR_munmap, sys_munmap), // 91 |
| 1486 | GENX_(__NR_truncate, sys_truncate), // 92 |
| 1487 | GENX_(__NR_ftruncate, sys_ftruncate), // 93 |
| 1488 | GENX_(__NR_fchmod, sys_fchmod), // 94 |
| 1489 | |
| 1490 | LINX_(__NR_fchown, sys_fchown16), // 95 |
| 1491 | GENX_(__NR_getpriority, sys_getpriority), // 96 |
| 1492 | GENX_(__NR_setpriority, sys_setpriority), // 97 |
| 1493 | // GENX_(__NR_profil, sys_ni_syscall), // 98 |
| 1494 | GENXY(__NR_statfs, sys_statfs), // 99 |
| 1495 | |
| 1496 | GENXY(__NR_fstatfs, sys_fstatfs), // 100 |
| 1497 | // LINX_(__NR_ioperm, sys_ioperm), // 101 |
| 1498 | PLAXY(__NR_socketcall, sys_socketcall), // 102 |
| 1499 | LINXY(__NR_syslog, sys_syslog), // 103 |
| 1500 | GENXY(__NR_setitimer, sys_setitimer), // 104 |
| 1501 | |
| 1502 | GENXY(__NR_getitimer, sys_getitimer), // 105 |
| 1503 | GENXY(__NR_stat, sys_newstat), // 106 |
| 1504 | GENXY(__NR_lstat, sys_newlstat), // 107 |
| 1505 | GENXY(__NR_fstat, sys_newfstat), // 108 |
| 1506 | //zz // (__NR_olduname, sys_uname), // 109 -- obsolete |
| 1507 | //zz |
| 1508 | // GENX_(__NR_iopl, sys_iopl), // 110 |
| 1509 | LINX_(__NR_vhangup, sys_vhangup), // 111 |
| 1510 | // GENX_(__NR_idle, sys_ni_syscall), // 112 |
| 1511 | // PLAXY(__NR_vm86old, sys_vm86old), // 113 __NR_syscall... weird |
| 1512 | GENXY(__NR_wait4, sys_wait4), // 114 |
| 1513 | //zz |
| 1514 | //zz // (__NR_swapoff, sys_swapoff), // 115 */Linux |
| 1515 | LINXY(__NR_sysinfo, sys_sysinfo), // 116 |
sewardj | 732db40 | 2010-01-06 11:08:18 +0000 | [diff] [blame] | 1516 | // _____(__NR_ipc, sys_ipc), // 117 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1517 | GENX_(__NR_fsync, sys_fsync), // 118 |
| 1518 | PLAX_(__NR_sigreturn, sys_sigreturn), // 119 ?/Linux |
| 1519 | |
| 1520 | PLAX_(__NR_clone, sys_clone), // 120 |
| 1521 | //zz // (__NR_setdomainname, sys_setdomainname), // 121 */*(?) |
| 1522 | GENXY(__NR_uname, sys_newuname), // 122 |
| 1523 | // PLAX_(__NR_modify_ldt, sys_modify_ldt), // 123 |
| 1524 | //zz LINXY(__NR_adjtimex, sys_adjtimex), // 124 |
| 1525 | //zz |
| 1526 | GENXY(__NR_mprotect, sys_mprotect), // 125 |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 1527 | LINXY(__NR_sigprocmask, sys_sigprocmask), // 126 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1528 | //zz // Nb: create_module() was removed 2.4-->2.6 |
| 1529 | // GENX_(__NR_create_module, sys_ni_syscall), // 127 |
| 1530 | LINX_(__NR_init_module, sys_init_module), // 128 |
| 1531 | LINX_(__NR_delete_module, sys_delete_module), // 129 |
| 1532 | //zz |
| 1533 | //zz // Nb: get_kernel_syms() was removed 2.4-->2.6 |
| 1534 | // GENX_(__NR_get_kernel_syms, sys_ni_syscall), // 130 |
| 1535 | LINX_(__NR_quotactl, sys_quotactl), // 131 |
| 1536 | GENX_(__NR_getpgid, sys_getpgid), // 132 |
| 1537 | GENX_(__NR_fchdir, sys_fchdir), // 133 |
| 1538 | //zz // (__NR_bdflush, sys_bdflush), // 134 */Linux |
| 1539 | //zz |
| 1540 | //zz // (__NR_sysfs, sys_sysfs), // 135 SVr4 |
| 1541 | LINX_(__NR_personality, sys_personality), // 136 |
| 1542 | // GENX_(__NR_afs_syscall, sys_ni_syscall), // 137 |
| 1543 | LINX_(__NR_setfsuid, sys_setfsuid16), // 138 |
| 1544 | LINX_(__NR_setfsgid, sys_setfsgid16), // 139 |
| 1545 | |
| 1546 | LINXY(__NR__llseek, sys_llseek), // 140 |
| 1547 | GENXY(__NR_getdents, sys_getdents), // 141 |
| 1548 | GENX_(__NR__newselect, sys_select), // 142 |
| 1549 | GENX_(__NR_flock, sys_flock), // 143 |
| 1550 | GENX_(__NR_msync, sys_msync), // 144 |
| 1551 | |
| 1552 | GENXY(__NR_readv, sys_readv), // 145 |
| 1553 | GENX_(__NR_writev, sys_writev), // 146 |
| 1554 | GENX_(__NR_getsid, sys_getsid), // 147 |
| 1555 | GENX_(__NR_fdatasync, sys_fdatasync), // 148 |
| 1556 | LINXY(__NR__sysctl, sys_sysctl), // 149 |
| 1557 | |
| 1558 | GENX_(__NR_mlock, sys_mlock), // 150 |
| 1559 | GENX_(__NR_munlock, sys_munlock), // 151 |
| 1560 | GENX_(__NR_mlockall, sys_mlockall), // 152 |
| 1561 | LINX_(__NR_munlockall, sys_munlockall), // 153 |
| 1562 | LINXY(__NR_sched_setparam, sys_sched_setparam), // 154 |
| 1563 | |
| 1564 | LINXY(__NR_sched_getparam, sys_sched_getparam), // 155 |
| 1565 | LINX_(__NR_sched_setscheduler, sys_sched_setscheduler), // 156 |
| 1566 | LINX_(__NR_sched_getscheduler, sys_sched_getscheduler), // 157 |
| 1567 | LINX_(__NR_sched_yield, sys_sched_yield), // 158 |
| 1568 | LINX_(__NR_sched_get_priority_max, sys_sched_get_priority_max),// 159 |
| 1569 | |
| 1570 | LINX_(__NR_sched_get_priority_min, sys_sched_get_priority_min),// 160 |
| 1571 | //zz //LINX?(__NR_sched_rr_get_interval, sys_sched_rr_get_interval), // 161 */* |
| 1572 | GENXY(__NR_nanosleep, sys_nanosleep), // 162 |
| 1573 | GENX_(__NR_mremap, sys_mremap), // 163 |
| 1574 | LINX_(__NR_setresuid, sys_setresuid16), // 164 |
| 1575 | |
| 1576 | LINXY(__NR_getresuid, sys_getresuid16), // 165 |
| 1577 | // PLAXY(__NR_vm86, sys_vm86), // 166 x86/Linux-only |
| 1578 | // GENX_(__NR_query_module, sys_ni_syscall), // 167 |
| 1579 | GENXY(__NR_poll, sys_poll), // 168 |
| 1580 | //zz // (__NR_nfsservctl, sys_nfsservctl), // 169 */Linux |
| 1581 | //zz |
| 1582 | LINX_(__NR_setresgid, sys_setresgid16), // 170 |
| 1583 | LINXY(__NR_getresgid, sys_getresgid16), // 171 |
| 1584 | LINXY(__NR_prctl, sys_prctl), // 172 |
| 1585 | PLAX_(__NR_rt_sigreturn, sys_rt_sigreturn), // 173 |
| 1586 | LINXY(__NR_rt_sigaction, sys_rt_sigaction), // 174 |
| 1587 | |
| 1588 | LINXY(__NR_rt_sigprocmask, sys_rt_sigprocmask), // 175 |
| 1589 | LINXY(__NR_rt_sigpending, sys_rt_sigpending), // 176 |
| 1590 | LINXY(__NR_rt_sigtimedwait, sys_rt_sigtimedwait),// 177 |
| 1591 | LINXY(__NR_rt_sigqueueinfo, sys_rt_sigqueueinfo),// 178 |
| 1592 | LINX_(__NR_rt_sigsuspend, sys_rt_sigsuspend), // 179 |
| 1593 | |
sewardj | ce25169 | 2010-01-04 21:05:42 +0000 | [diff] [blame] | 1594 | GENXY(__NR_pread64, sys_pread64), // 180 |
sewardj | ba1e27c | 2010-09-03 14:25:10 +0000 | [diff] [blame] | 1595 | GENX_(__NR_pwrite64, sys_pwrite64), // 181 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1596 | LINX_(__NR_chown, sys_chown16), // 182 |
| 1597 | GENXY(__NR_getcwd, sys_getcwd), // 183 |
| 1598 | LINXY(__NR_capget, sys_capget), // 184 |
| 1599 | |
| 1600 | LINX_(__NR_capset, sys_capset), // 185 |
| 1601 | GENXY(__NR_sigaltstack, sys_sigaltstack), // 186 |
| 1602 | LINXY(__NR_sendfile, sys_sendfile), // 187 |
| 1603 | // GENXY(__NR_getpmsg, sys_getpmsg), // 188 |
| 1604 | // GENX_(__NR_putpmsg, sys_putpmsg), // 189 |
| 1605 | |
| 1606 | // Nb: we treat vfork as fork |
| 1607 | GENX_(__NR_vfork, sys_fork), // 190 |
| 1608 | GENXY(__NR_ugetrlimit, sys_getrlimit), // 191 |
| 1609 | PLAX_(__NR_mmap2, sys_mmap2), // 192 |
| 1610 | GENX_(__NR_truncate64, sys_truncate64), // 193 |
| 1611 | GENX_(__NR_ftruncate64, sys_ftruncate64), // 194 |
| 1612 | |
| 1613 | PLAXY(__NR_stat64, sys_stat64), // 195 |
| 1614 | PLAXY(__NR_lstat64, sys_lstat64), // 196 |
| 1615 | PLAXY(__NR_fstat64, sys_fstat64), // 197 |
| 1616 | GENX_(__NR_lchown32, sys_lchown), // 198 |
| 1617 | GENX_(__NR_getuid32, sys_getuid), // 199 |
| 1618 | |
| 1619 | GENX_(__NR_getgid32, sys_getgid), // 200 |
| 1620 | GENX_(__NR_geteuid32, sys_geteuid), // 201 |
| 1621 | GENX_(__NR_getegid32, sys_getegid), // 202 |
| 1622 | GENX_(__NR_setreuid32, sys_setreuid), // 203 |
| 1623 | GENX_(__NR_setregid32, sys_setregid), // 204 |
| 1624 | |
| 1625 | GENXY(__NR_getgroups32, sys_getgroups), // 205 |
| 1626 | GENX_(__NR_setgroups32, sys_setgroups), // 206 |
| 1627 | GENX_(__NR_fchown32, sys_fchown), // 207 |
| 1628 | LINX_(__NR_setresuid32, sys_setresuid), // 208 |
| 1629 | LINXY(__NR_getresuid32, sys_getresuid), // 209 |
| 1630 | |
| 1631 | LINX_(__NR_setresgid32, sys_setresgid), // 210 |
| 1632 | LINXY(__NR_getresgid32, sys_getresgid), // 211 |
| 1633 | GENX_(__NR_chown32, sys_chown), // 212 |
| 1634 | GENX_(__NR_setuid32, sys_setuid), // 213 |
| 1635 | GENX_(__NR_setgid32, sys_setgid), // 214 |
| 1636 | |
| 1637 | LINX_(__NR_setfsuid32, sys_setfsuid), // 215 |
| 1638 | LINX_(__NR_setfsgid32, sys_setfsgid), // 216 |
| 1639 | //zz // (__NR_pivot_root, sys_pivot_root), // 217 */Linux |
| 1640 | GENXY(__NR_mincore, sys_mincore), // 218 |
| 1641 | GENX_(__NR_madvise, sys_madvise), // 219 |
| 1642 | |
| 1643 | GENXY(__NR_getdents64, sys_getdents64), // 220 |
| 1644 | LINXY(__NR_fcntl64, sys_fcntl64), // 221 |
| 1645 | // GENX_(222, sys_ni_syscall), // 222 |
| 1646 | // PLAXY(223, sys_syscall223), // 223 // sys_bproc? |
| 1647 | LINX_(__NR_gettid, sys_gettid), // 224 |
| 1648 | |
sewardj | 792e00a | 2010-10-04 20:03:27 +0000 | [diff] [blame] | 1649 | LINX_(__NR_readahead, sys_readahead), // 225 */Linux |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1650 | LINX_(__NR_setxattr, sys_setxattr), // 226 |
| 1651 | LINX_(__NR_lsetxattr, sys_lsetxattr), // 227 |
| 1652 | LINX_(__NR_fsetxattr, sys_fsetxattr), // 228 |
| 1653 | LINXY(__NR_getxattr, sys_getxattr), // 229 |
| 1654 | |
| 1655 | LINXY(__NR_lgetxattr, sys_lgetxattr), // 230 |
| 1656 | LINXY(__NR_fgetxattr, sys_fgetxattr), // 231 |
| 1657 | LINXY(__NR_listxattr, sys_listxattr), // 232 |
| 1658 | LINXY(__NR_llistxattr, sys_llistxattr), // 233 |
| 1659 | LINXY(__NR_flistxattr, sys_flistxattr), // 234 |
| 1660 | |
| 1661 | LINX_(__NR_removexattr, sys_removexattr), // 235 |
| 1662 | LINX_(__NR_lremovexattr, sys_lremovexattr), // 236 |
| 1663 | LINX_(__NR_fremovexattr, sys_fremovexattr), // 237 |
| 1664 | LINXY(__NR_tkill, sys_tkill), // 238 */Linux |
| 1665 | LINXY(__NR_sendfile64, sys_sendfile64), // 239 |
| 1666 | |
| 1667 | LINXY(__NR_futex, sys_futex), // 240 |
| 1668 | LINX_(__NR_sched_setaffinity, sys_sched_setaffinity), // 241 |
| 1669 | LINXY(__NR_sched_getaffinity, sys_sched_getaffinity), // 242 |
| 1670 | // PLAX_(__NR_set_thread_area, sys_set_thread_area), // 243 |
| 1671 | // PLAX_(__NR_get_thread_area, sys_get_thread_area), // 244 |
| 1672 | |
| 1673 | LINXY(__NR_io_setup, sys_io_setup), // 245 |
| 1674 | LINX_(__NR_io_destroy, sys_io_destroy), // 246 |
| 1675 | LINXY(__NR_io_getevents, sys_io_getevents), // 247 |
| 1676 | LINX_(__NR_io_submit, sys_io_submit), // 248 |
| 1677 | LINXY(__NR_io_cancel, sys_io_cancel), // 249 |
| 1678 | |
| 1679 | // LINX_(__NR_fadvise64, sys_fadvise64), // 250 */(Linux?) |
| 1680 | GENX_(251, sys_ni_syscall), // 251 |
| 1681 | LINX_(__NR_exit_group, sys_exit_group), // 252 |
| 1682 | // GENXY(__NR_lookup_dcookie, sys_lookup_dcookie), // 253 |
| 1683 | LINXY(__NR_epoll_create, sys_epoll_create), // 254 |
| 1684 | |
| 1685 | LINX_(__NR_epoll_ctl, sys_epoll_ctl), // 255 |
| 1686 | LINXY(__NR_epoll_wait, sys_epoll_wait), // 256 |
| 1687 | //zz // (__NR_remap_file_pages, sys_remap_file_pages), // 257 */Linux |
| 1688 | LINX_(__NR_set_tid_address, sys_set_tid_address), // 258 |
| 1689 | LINXY(__NR_timer_create, sys_timer_create), // 259 |
| 1690 | |
| 1691 | LINXY(__NR_timer_settime, sys_timer_settime), // (timer_create+1) |
| 1692 | LINXY(__NR_timer_gettime, sys_timer_gettime), // (timer_create+2) |
| 1693 | LINX_(__NR_timer_getoverrun, sys_timer_getoverrun),//(timer_create+3) |
| 1694 | LINX_(__NR_timer_delete, sys_timer_delete), // (timer_create+4) |
| 1695 | LINX_(__NR_clock_settime, sys_clock_settime), // (timer_create+5) |
| 1696 | |
| 1697 | LINXY(__NR_clock_gettime, sys_clock_gettime), // (timer_create+6) |
| 1698 | LINXY(__NR_clock_getres, sys_clock_getres), // (timer_create+7) |
| 1699 | LINXY(__NR_clock_nanosleep, sys_clock_nanosleep),// (timer_create+8) */* |
| 1700 | GENXY(__NR_statfs64, sys_statfs64), // 268 |
| 1701 | GENXY(__NR_fstatfs64, sys_fstatfs64), // 269 |
| 1702 | |
| 1703 | LINX_(__NR_tgkill, sys_tgkill), // 270 */Linux |
| 1704 | GENX_(__NR_utimes, sys_utimes), // 271 |
| 1705 | // LINX_(__NR_fadvise64_64, sys_fadvise64_64), // 272 */(Linux?) |
| 1706 | GENX_(__NR_vserver, sys_ni_syscall), // 273 |
| 1707 | LINX_(__NR_mbind, sys_mbind), // 274 ?/? |
| 1708 | |
| 1709 | LINXY(__NR_get_mempolicy, sys_get_mempolicy), // 275 ?/? |
| 1710 | LINX_(__NR_set_mempolicy, sys_set_mempolicy), // 276 ?/? |
| 1711 | LINXY(__NR_mq_open, sys_mq_open), // 277 |
| 1712 | LINX_(__NR_mq_unlink, sys_mq_unlink), // (mq_open+1) |
| 1713 | LINX_(__NR_mq_timedsend, sys_mq_timedsend), // (mq_open+2) |
| 1714 | |
| 1715 | LINXY(__NR_mq_timedreceive, sys_mq_timedreceive),// (mq_open+3) |
| 1716 | LINX_(__NR_mq_notify, sys_mq_notify), // (mq_open+4) |
| 1717 | LINXY(__NR_mq_getsetattr, sys_mq_getsetattr), // (mq_open+5) |
| 1718 | LINXY(__NR_waitid, sys_waitid), // 280 |
| 1719 | |
| 1720 | PLAXY(__NR_socket, sys_socket), // 281 |
| 1721 | PLAX_(__NR_bind, sys_bind), // 282 |
| 1722 | PLAX_(__NR_connect, sys_connect), // 283 |
| 1723 | PLAX_(__NR_listen, sys_listen), // 284 |
| 1724 | PLAXY(__NR_accept, sys_accept), // 285 |
| 1725 | PLAXY(__NR_getsockname, sys_getsockname), // 286 |
| 1726 | PLAXY(__NR_getpeername, sys_getpeername), // 287 |
| 1727 | PLAXY(__NR_socketpair, sys_socketpair), // 288 |
| 1728 | PLAX_(__NR_send, sys_send), |
| 1729 | PLAX_(__NR_sendto, sys_sendto), // 290 |
| 1730 | PLAXY(__NR_recv, sys_recv), |
| 1731 | PLAXY(__NR_recvfrom, sys_recvfrom), // 292 |
| 1732 | PLAX_(__NR_shutdown, sys_shutdown), // 293 |
| 1733 | PLAX_(__NR_setsockopt, sys_setsockopt), // 294 |
| 1734 | PLAXY(__NR_getsockopt, sys_getsockopt), // 295 |
| 1735 | PLAX_(__NR_sendmsg, sys_sendmsg), // 296 |
| 1736 | PLAXY(__NR_recvmsg, sys_recvmsg), // 297 |
| 1737 | PLAX_(__NR_semop, sys_semop), // 298 |
| 1738 | PLAX_(__NR_semget, sys_semget), // 299 |
| 1739 | PLAXY(__NR_semctl, sys_semctl), // 300 |
| 1740 | PLAX_(__NR_msgget, sys_msgget), |
| 1741 | PLAX_(__NR_msgsnd, sys_msgsnd), |
| 1742 | PLAXY(__NR_msgrcv, sys_msgrcv), |
| 1743 | PLAXY(__NR_msgctl, sys_msgctl), // 304 |
| 1744 | PLAX_(__NR_semtimedop, sys_semtimedop), // 312 |
| 1745 | |
| 1746 | LINX_(__NR_add_key, sys_add_key), // 286 |
| 1747 | LINX_(__NR_request_key, sys_request_key), // 287 |
| 1748 | LINXY(__NR_keyctl, sys_keyctl), // not 288... |
| 1749 | // LINX_(__NR_ioprio_set, sys_ioprio_set), // 289 |
| 1750 | |
| 1751 | // LINX_(__NR_ioprio_get, sys_ioprio_get), // 290 |
| 1752 | LINX_(__NR_inotify_init, sys_inotify_init), // 291 |
| 1753 | LINX_(__NR_inotify_add_watch, sys_inotify_add_watch), // 292 |
| 1754 | LINX_(__NR_inotify_rm_watch, sys_inotify_rm_watch), // 293 |
| 1755 | // LINX_(__NR_migrate_pages, sys_migrate_pages), // 294 |
| 1756 | |
| 1757 | LINXY(__NR_openat, sys_openat), // 295 |
| 1758 | LINX_(__NR_mkdirat, sys_mkdirat), // 296 |
| 1759 | LINX_(__NR_mknodat, sys_mknodat), // 297 |
| 1760 | LINX_(__NR_fchownat, sys_fchownat), // 298 |
| 1761 | LINX_(__NR_futimesat, sys_futimesat), // 326 on arm |
| 1762 | |
| 1763 | PLAXY(__NR_fstatat64, sys_fstatat64), // 300 |
| 1764 | LINX_(__NR_unlinkat, sys_unlinkat), // 301 |
| 1765 | LINX_(__NR_renameat, sys_renameat), // 302 |
| 1766 | LINX_(__NR_linkat, sys_linkat), // 303 |
| 1767 | LINX_(__NR_symlinkat, sys_symlinkat), // 304 |
| 1768 | |
| 1769 | LINX_(__NR_readlinkat, sys_readlinkat), // |
| 1770 | LINX_(__NR_fchmodat, sys_fchmodat), // |
| 1771 | LINX_(__NR_faccessat, sys_faccessat), // |
| 1772 | PLAXY(__NR_shmat, wrap_sys_shmat), //305 |
| 1773 | PLAXY(__NR_shmdt, sys_shmdt), //306 |
| 1774 | PLAX_(__NR_shmget, sys_shmget), //307 |
| 1775 | PLAXY(__NR_shmctl, sys_shmctl), // 308 |
| 1776 | // LINX_(__NR_pselect6, sys_pselect6), // |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1777 | |
| 1778 | // LINX_(__NR_unshare, sys_unshare), // 310 |
| 1779 | LINX_(__NR_set_robust_list, sys_set_robust_list), // 311 |
| 1780 | LINXY(__NR_get_robust_list, sys_get_robust_list), // 312 |
| 1781 | // LINX_(__NR_splice, sys_ni_syscall), // 313 |
| 1782 | // LINX_(__NR_sync_file_range, sys_sync_file_range), // 314 |
| 1783 | |
| 1784 | // LINX_(__NR_tee, sys_ni_syscall), // 315 |
| 1785 | // LINX_(__NR_vmsplice, sys_ni_syscall), // 316 |
| 1786 | // LINX_(__NR_move_pages, sys_ni_syscall), // 317 |
| 1787 | // LINX_(__NR_getcpu, sys_ni_syscall), // 318 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1788 | |
| 1789 | LINX_(__NR_utimensat, sys_utimensat), // 320 |
| 1790 | LINXY(__NR_signalfd, sys_signalfd), // 321 |
| 1791 | LINXY(__NR_timerfd_create, sys_timerfd_create), // 322 |
| 1792 | LINX_(__NR_eventfd, sys_eventfd), // 323 |
sewardj | 9c1a505 | 2012-03-21 19:37:41 +0000 | [diff] [blame] | 1793 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1794 | LINXY(__NR_timerfd_settime, sys_timerfd_settime), // 325 |
sewardj | ed35ae5 | 2010-01-03 11:29:35 +0000 | [diff] [blame] | 1795 | LINXY(__NR_timerfd_gettime, sys_timerfd_gettime), // 326 |
| 1796 | |
| 1797 | /////////////// |
| 1798 | |
| 1799 | // JRS 2010-Jan-03: I believe that all the numbers listed |
| 1800 | // in comments in the table prior to this point (eg "// 326", |
| 1801 | // etc) are bogus since it looks to me like they are copied |
| 1802 | // verbatim from syswrap-x86-linux.c and they certainly do not |
| 1803 | // correspond to what's in include/vki/vki-scnums-arm-linux.h. |
| 1804 | // From here onwards, please ensure the numbers are correct. |
sewardj | 1e7e82c | 2010-01-03 11:46:50 +0000 | [diff] [blame] | 1805 | |
sewardj | c975eca | 2010-10-11 19:09:53 +0000 | [diff] [blame] | 1806 | LINX_(__NR_pselect6, sys_pselect6), // 335 |
| 1807 | LINXY(__NR_ppoll, sys_ppoll), // 336 |
sewardj | 34f87e2 | 2010-08-22 12:08:59 +0000 | [diff] [blame] | 1808 | |
sewardj | 38db72f | 2011-10-20 13:00:32 +0000 | [diff] [blame] | 1809 | LINXY(__NR_epoll_pwait, sys_epoll_pwait), // 346 |
| 1810 | |
sewardj | 9c1a505 | 2012-03-21 19:37:41 +0000 | [diff] [blame] | 1811 | LINX_(__NR_fallocate, sys_fallocate), // 352 |
| 1812 | |
sewardj | 1e7e82c | 2010-01-03 11:46:50 +0000 | [diff] [blame] | 1813 | LINXY(__NR_signalfd4, sys_signalfd4), // 355 |
| 1814 | LINX_(__NR_eventfd2, sys_eventfd2), // 356 |
| 1815 | |
sewardj | 34f87e2 | 2010-08-22 12:08:59 +0000 | [diff] [blame] | 1816 | LINXY(__NR_pipe2, sys_pipe2), // 359 |
| 1817 | LINXY(__NR_inotify_init1, sys_inotify_init1) // 360 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1818 | }; |
| 1819 | |
| 1820 | |
| 1821 | /* These are not in the main table because there indexes are not small |
| 1822 | integers, but rather values close to one million. So their |
| 1823 | inclusion would force the main table to be huge (about 8 MB). */ |
| 1824 | |
| 1825 | static SyscallTableEntry ste___ARM_set_tls |
| 1826 | = { WRAPPER_PRE_NAME(arm_linux,sys_set_tls), NULL }; |
| 1827 | |
| 1828 | static SyscallTableEntry ste___ARM_cacheflush |
| 1829 | = { WRAPPER_PRE_NAME(arm_linux,sys_cacheflush), NULL }; |
| 1830 | |
| 1831 | SyscallTableEntry* ML_(get_linux_syscall_entry) ( UInt sysno ) |
| 1832 | { |
| 1833 | const UInt syscall_main_table_size |
| 1834 | = sizeof(syscall_main_table) / sizeof(syscall_main_table[0]); |
| 1835 | |
| 1836 | /* Is it in the contiguous initial section of the table? */ |
| 1837 | if (sysno < syscall_main_table_size) { |
| 1838 | SyscallTableEntry* sys = &syscall_main_table[sysno]; |
| 1839 | if (sys->before == NULL) |
| 1840 | return NULL; /* no entry */ |
| 1841 | else |
| 1842 | return sys; |
| 1843 | } |
| 1844 | |
| 1845 | /* Check if it's one of the out-of-line entries. */ |
| 1846 | switch (sysno) { |
| 1847 | case __NR_ARM_set_tls: return &ste___ARM_set_tls; |
| 1848 | case __NR_ARM_cacheflush: return &ste___ARM_cacheflush; |
| 1849 | default: break; |
| 1850 | } |
| 1851 | |
| 1852 | /* Can't find a wrapper */ |
| 1853 | return NULL; |
| 1854 | } |
| 1855 | |
| 1856 | #endif // defined(VGP_arm_linux) |
| 1857 | |
| 1858 | /*--------------------------------------------------------------------*/ |
| 1859 | /*--- end syswrap-arm-linux.c ---*/ |
| 1860 | /*--------------------------------------------------------------------*/ |