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 | |
Elliott Hughes | ed39800 | 2017-06-21 14:41:24 -0700 | [diff] [blame^] | 10 | Copyright (C) 2000-2017 Nicholas Nethercote |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 11 | njn@valgrind.org |
Elliott Hughes | ed39800 | 2017-06-21 14:41:24 -0700 | [diff] [blame^] | 12 | Copyright (C) 2008-2017 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" |
| 38 | #include "pub_core_threadstate.h" |
| 39 | #include "pub_core_aspacemgr.h" |
| 40 | #include "pub_core_debuglog.h" |
| 41 | #include "pub_core_libcbase.h" |
| 42 | #include "pub_core_libcassert.h" |
| 43 | #include "pub_core_libcprint.h" |
| 44 | #include "pub_core_libcproc.h" |
| 45 | #include "pub_core_libcsignal.h" |
| 46 | #include "pub_core_options.h" |
| 47 | #include "pub_core_scheduler.h" |
| 48 | #include "pub_core_sigframe.h" // For VG_(sigframe_destroy)() |
| 49 | #include "pub_core_signals.h" |
| 50 | #include "pub_core_syscall.h" |
| 51 | #include "pub_core_syswrap.h" |
| 52 | #include "pub_core_tooliface.h" |
sewardj | bb13299 | 2010-01-06 10:22:25 +0000 | [diff] [blame] | 53 | #include "pub_core_transtab.h" // VG_(discard_translations) |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 54 | |
| 55 | #include "priv_types_n_macros.h" |
| 56 | #include "priv_syswrap-generic.h" /* for decls of generic wrappers */ |
| 57 | #include "priv_syswrap-linux.h" /* for decls of linux-ish wrappers */ |
| 58 | #include "priv_syswrap-main.h" |
| 59 | |
| 60 | |
| 61 | /* --------------------------------------------------------------------- |
| 62 | clone() handling |
| 63 | ------------------------------------------------------------------ */ |
| 64 | |
| 65 | /* Call f(arg1), but first switch stacks, using 'stack' as the new |
| 66 | stack, and use 'retaddr' as f's return-to address. Also, clear all |
| 67 | the integer registers before entering f.*/ |
| 68 | __attribute__((noreturn)) |
| 69 | void ML_(call_on_new_stack_0_1) ( Addr stack, |
| 70 | Addr retaddr, |
| 71 | void (*f)(Word), |
| 72 | Word arg1 ); |
| 73 | // r0 = stack |
| 74 | // r1 = retaddr |
| 75 | // r2 = f |
| 76 | // r3 = arg1 |
| 77 | asm( |
| 78 | ".text\n" |
| 79 | ".globl vgModuleLocal_call_on_new_stack_0_1\n" |
| 80 | "vgModuleLocal_call_on_new_stack_0_1:\n" |
| 81 | " mov sp,r0\n\t" /* Stack pointer */ |
| 82 | " mov lr,r1\n\t" /* Return address */ |
| 83 | " mov r0,r3\n\t" /* First argument */ |
| 84 | " push {r2}\n\t" /* So we can ret to the new dest */ |
| 85 | " mov r1, #0\n\t" /* Clear our GPRs */ |
| 86 | " mov r2, #0\n\t" |
| 87 | " mov r3, #0\n\t" |
| 88 | " mov r4, #0\n\t" |
| 89 | " mov r5, #0\n\t" |
| 90 | " mov r6, #0\n\t" |
| 91 | " mov r7, #0\n\t" |
| 92 | " mov r8, #0\n\t" |
| 93 | " mov r9, #0\n\t" |
| 94 | " mov r10, #0\n\t" |
| 95 | " mov r11, #0\n\t" |
| 96 | " mov r12, #0\n\t" |
| 97 | " pop {pc}\n\t" /* Herrre we go! */ |
| 98 | ".previous\n" |
| 99 | ); |
| 100 | |
| 101 | |
| 102 | #define __NR_CLONE VG_STRINGIFY(__NR_clone) |
| 103 | #define __NR_EXIT VG_STRINGIFY(__NR_exit) |
| 104 | |
Elliott Hughes | ed39800 | 2017-06-21 14:41:24 -0700 | [diff] [blame^] | 105 | // See priv_syswrap-linux.h for arg profile. |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 106 | asm( |
| 107 | ".text\n" |
philippe | 9fdca56 | 2012-04-16 22:06:47 +0000 | [diff] [blame] | 108 | ".globl do_syscall_clone_arm_linux\n" |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 109 | "do_syscall_clone_arm_linux:\n" |
| 110 | |
| 111 | /*Setup child stack */ |
| 112 | " str r0, [r1, #-4]!\n" |
| 113 | " str r3, [r1, #-4]!\n" |
| 114 | " push {r4,r7}\n" |
| 115 | " mov r0, r2\n" /* arg1: flags */ |
| 116 | /* r1 (arg2) is already our child's stack */ |
| 117 | " ldr r2, [sp, #12]\n" // parent tid |
| 118 | " ldr r3, [sp, #16]\n" // tls |
| 119 | " ldr r4, [sp, #8]\n" // Child tid |
| 120 | " mov r7, #"__NR_CLONE"\n" |
| 121 | " svc 0x00000000\n" |
| 122 | " cmp r0, #0\n" |
| 123 | " beq 1f\n" |
| 124 | |
| 125 | /* Parent */ |
| 126 | " pop {r4,r7}\n" |
| 127 | " bx lr\n" |
| 128 | |
| 129 | "1:\n" /*child*/ |
| 130 | " mov lr, pc\n" |
| 131 | " pop {r0,pc}\n" |
| 132 | /* Retval from child is already in r0 */ |
| 133 | " mov r7, #"__NR_EXIT"\n" |
| 134 | " svc 0x00000000\n" |
| 135 | /* Urh.. why did exit return? */ |
| 136 | " .long 0\n" |
| 137 | " .previous\n" |
| 138 | ); |
| 139 | |
| 140 | #undef __NR_CLONE |
| 141 | #undef __NR_EXIT |
| 142 | |
| 143 | // forward declarations |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 144 | static SysRes sys_set_tls ( ThreadId tid, Addr tlsptr ); |
| 145 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 146 | /* --------------------------------------------------------------------- |
| 147 | More thread stuff |
| 148 | ------------------------------------------------------------------ */ |
| 149 | |
| 150 | // ARM doesn't have any architecture specific thread stuff that |
| 151 | // needs to be cleaned up |
| 152 | void VG_(cleanup_thread) ( ThreadArchState* arch ) |
| 153 | { |
| 154 | } |
| 155 | |
philippe | eeb0733 | 2012-07-04 21:59:29 +0000 | [diff] [blame] | 156 | /* Assigns tlsptr to the guest TPIDRURO. |
| 157 | If needed for the specific hardware, really executes |
| 158 | the set_tls syscall. |
| 159 | */ |
| 160 | static SysRes sys_set_tls ( ThreadId tid, Addr tlsptr ) |
| 161 | { |
Elliott Hughes | ed39800 | 2017-06-21 14:41:24 -0700 | [diff] [blame^] | 162 | VG_(threads)[tid].arch.vex.guest_TPIDRURO = tlsptr; |
philippe | eeb0733 | 2012-07-04 21:59:29 +0000 | [diff] [blame] | 163 | |
sewardj | 124e56d | 2014-09-06 14:45:12 +0000 | [diff] [blame] | 164 | if (KernelVariantiS(KernelVariant_android_no_hw_tls, |
sewardj | 4450a0e | 2014-09-03 15:19:25 +0000 | [diff] [blame] | 165 | VG_(clo_kernel_variant))) { |
| 166 | /* Android emulator does not provide an hw tls register. |
| 167 | So, the tls register is emulated by the kernel. |
| 168 | This emulated value is set by the __NR_ARM_set_tls syscall. |
| 169 | The emulated value must be read by the kernel helper function |
| 170 | located at 0xffff0fe0. |
| 171 | |
| 172 | The emulated tlsptr is located at 0xffff0ff0 |
| 173 | (so slightly after the kernel helper function). |
| 174 | Note that applications are not supposed to read this directly. |
| 175 | |
| 176 | For compatibility : if there is a hw tls register, the kernel |
| 177 | will put at 0xffff0fe0 the instructions to read it, so |
| 178 | as to have old applications calling the kernel helper |
| 179 | working properly. |
philippe | eeb0733 | 2012-07-04 21:59:29 +0000 | [diff] [blame] | 180 | |
sewardj | 4450a0e | 2014-09-03 15:19:25 +0000 | [diff] [blame] | 181 | For having emulated guest TLS working correctly with |
| 182 | Valgrind, it is needed to execute the syscall to set |
| 183 | the emulated TLS value in addition to the assignment |
| 184 | of TPIDRURO. |
| 185 | |
| 186 | Note: the below means that if we need thread local storage |
| 187 | for Valgrind host, then there will be a conflict between |
| 188 | the need of the guest tls and of the host tls. |
| 189 | If all the guest code would cleanly call 0xffff0fe0, |
| 190 | then we might maybe intercept this. However, at least |
| 191 | __libc_preinit reads directly 0xffff0ff0. |
| 192 | */ |
| 193 | /* ??? might call the below if auxv->u.a_val & VKI_HWCAP_TLS ??? |
| 194 | Unclear if real hardware having tls hw register sets |
| 195 | VKI_HWCAP_TLS. */ |
| 196 | return VG_(do_syscall1) (__NR_ARM_set_tls, tlsptr); |
| 197 | } else { |
| 198 | return VG_(mk_SysRes_Success)( 0 ); |
| 199 | } |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 200 | } |
| 201 | |
| 202 | /* --------------------------------------------------------------------- |
| 203 | PRE/POST wrappers for arm/Linux-specific syscalls |
| 204 | ------------------------------------------------------------------ */ |
| 205 | |
| 206 | #define PRE(name) DEFN_PRE_TEMPLATE(arm_linux, name) |
| 207 | #define POST(name) DEFN_POST_TEMPLATE(arm_linux, name) |
| 208 | |
| 209 | /* Add prototypes for the wrappers declared here, so that gcc doesn't |
| 210 | harass us for not having prototypes. Really this is a kludge -- |
| 211 | the right thing to do is to make these wrappers 'static' since they |
| 212 | aren't visible outside this file, but that requires even more macro |
| 213 | magic. */ |
| 214 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 215 | DECL_TEMPLATE(arm_linux, sys_mmap2); |
| 216 | DECL_TEMPLATE(arm_linux, sys_stat64); |
| 217 | DECL_TEMPLATE(arm_linux, sys_lstat64); |
| 218 | DECL_TEMPLATE(arm_linux, sys_fstatat64); |
| 219 | DECL_TEMPLATE(arm_linux, sys_fstat64); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 220 | DECL_TEMPLATE(arm_linux, sys_sigreturn); |
| 221 | DECL_TEMPLATE(arm_linux, sys_rt_sigreturn); |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 222 | DECL_TEMPLATE(arm_linux, sys_sigsuspend); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 223 | DECL_TEMPLATE(arm_linux, sys_set_tls); |
| 224 | DECL_TEMPLATE(arm_linux, sys_cacheflush); |
sewardj | 5c6b7dc | 2011-03-24 11:34:12 +0000 | [diff] [blame] | 225 | DECL_TEMPLATE(arm_linux, sys_ptrace); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 226 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 227 | PRE(sys_mmap2) |
| 228 | { |
| 229 | SysRes r; |
| 230 | |
| 231 | // Exactly like old_mmap() except: |
| 232 | // - all 6 args are passed in regs, rather than in a memory-block. |
| 233 | // - the file offset is specified in pagesize units rather than bytes, |
| 234 | // so that it can be used for files bigger than 2^32 bytes. |
| 235 | // pagesize or 4K-size units in offset? For ppc32/64-linux, this is |
| 236 | // 4K-sized. Assert that the page size is 4K here for safety. |
| 237 | vg_assert(VKI_PAGE_SIZE == 4096); |
florian | b26101c | 2015-08-08 21:45:33 +0000 | [diff] [blame] | 238 | PRINT("sys_mmap2 ( %#lx, %lu, %lu, %lu, %lu, %lu )", |
| 239 | ARG1, ARG2, ARG3, ARG4, ARG5, ARG6 ); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 240 | PRE_REG_READ6(long, "mmap2", |
| 241 | unsigned long, start, unsigned long, length, |
| 242 | unsigned long, prot, unsigned long, flags, |
| 243 | unsigned long, fd, unsigned long, offset); |
| 244 | |
| 245 | r = ML_(generic_PRE_sys_mmap)( tid, ARG1, ARG2, ARG3, ARG4, ARG5, |
| 246 | 4096 * (Off64T)ARG6 ); |
| 247 | SET_STATUS_from_SysRes(r); |
| 248 | } |
| 249 | |
| 250 | // XXX: lstat64/fstat64/stat64 are generic, but not necessarily |
| 251 | // applicable to every architecture -- I think only to 32-bit archs. |
| 252 | // We're going to need something like linux/core_os32.h for such |
| 253 | // things, eventually, I think. --njn |
| 254 | PRE(sys_lstat64) |
| 255 | { |
florian | b26101c | 2015-08-08 21:45:33 +0000 | [diff] [blame] | 256 | PRINT("sys_lstat64 ( %#lx(%s), %#lx )", ARG1, (HChar*)ARG1, ARG2); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 257 | PRE_REG_READ2(long, "lstat64", char *, file_name, struct stat64 *, buf); |
| 258 | PRE_MEM_RASCIIZ( "lstat64(file_name)", ARG1 ); |
| 259 | PRE_MEM_WRITE( "lstat64(buf)", ARG2, sizeof(struct vki_stat64) ); |
| 260 | } |
| 261 | |
| 262 | POST(sys_lstat64) |
| 263 | { |
| 264 | vg_assert(SUCCESS); |
| 265 | if (RES == 0) { |
| 266 | POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | PRE(sys_stat64) |
| 271 | { |
florian | b26101c | 2015-08-08 21:45:33 +0000 | [diff] [blame] | 272 | PRINT("sys_stat64 ( %#lx(%s), %#lx )", ARG1, (HChar*)ARG1, ARG2); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 273 | PRE_REG_READ2(long, "stat64", char *, file_name, struct stat64 *, buf); |
| 274 | PRE_MEM_RASCIIZ( "stat64(file_name)", ARG1 ); |
| 275 | PRE_MEM_WRITE( "stat64(buf)", ARG2, sizeof(struct vki_stat64) ); |
| 276 | } |
| 277 | |
| 278 | POST(sys_stat64) |
| 279 | { |
| 280 | POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); |
| 281 | } |
| 282 | |
| 283 | PRE(sys_fstatat64) |
| 284 | { |
florian | b26101c | 2015-08-08 21:45:33 +0000 | [diff] [blame] | 285 | PRINT("sys_fstatat64 ( %ld, %#lx(%s), %#lx )", |
| 286 | SARG1, ARG2, (HChar*)ARG2, ARG3); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 287 | PRE_REG_READ3(long, "fstatat64", |
| 288 | int, dfd, char *, file_name, struct stat64 *, buf); |
| 289 | PRE_MEM_RASCIIZ( "fstatat64(file_name)", ARG2 ); |
| 290 | PRE_MEM_WRITE( "fstatat64(buf)", ARG3, sizeof(struct vki_stat64) ); |
| 291 | } |
| 292 | |
| 293 | POST(sys_fstatat64) |
| 294 | { |
| 295 | POST_MEM_WRITE( ARG3, sizeof(struct vki_stat64) ); |
| 296 | } |
| 297 | |
| 298 | PRE(sys_fstat64) |
| 299 | { |
florian | b26101c | 2015-08-08 21:45:33 +0000 | [diff] [blame] | 300 | PRINT("sys_fstat64 ( %lu, %#lx )", ARG1, ARG2); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 301 | PRE_REG_READ2(long, "fstat64", unsigned long, fd, struct stat64 *, buf); |
| 302 | PRE_MEM_WRITE( "fstat64(buf)", ARG2, sizeof(struct vki_stat64) ); |
| 303 | } |
| 304 | |
| 305 | POST(sys_fstat64) |
| 306 | { |
| 307 | POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); |
| 308 | } |
| 309 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 310 | PRE(sys_sigreturn) |
| 311 | { |
| 312 | /* See comments on PRE(sys_rt_sigreturn) in syswrap-amd64-linux.c for |
| 313 | an explanation of what follows. */ |
| 314 | |
| 315 | PRINT("sys_sigreturn ( )"); |
| 316 | |
| 317 | vg_assert(VG_(is_valid_tid)(tid)); |
| 318 | vg_assert(tid >= 1 && tid < VG_N_THREADS); |
| 319 | vg_assert(VG_(is_running_thread)(tid)); |
| 320 | |
| 321 | /* Restore register state from frame and remove it */ |
| 322 | VG_(sigframe_destroy)(tid, False); |
| 323 | |
| 324 | /* Tell the driver not to update the guest state with the "result", |
| 325 | and set a bogus result to keep it happy. */ |
| 326 | *flags |= SfNoWriteResult; |
| 327 | SET_STATUS_Success(0); |
| 328 | |
| 329 | /* Check to see if any signals arose as a result of this. */ |
| 330 | *flags |= SfPollAfter; |
| 331 | } |
| 332 | |
| 333 | PRE(sys_rt_sigreturn) |
| 334 | { |
| 335 | /* See comments on PRE(sys_rt_sigreturn) in syswrap-amd64-linux.c for |
| 336 | an explanation of what follows. */ |
| 337 | |
| 338 | PRINT("rt_sigreturn ( )"); |
| 339 | |
| 340 | vg_assert(VG_(is_valid_tid)(tid)); |
| 341 | vg_assert(tid >= 1 && tid < VG_N_THREADS); |
| 342 | vg_assert(VG_(is_running_thread)(tid)); |
| 343 | |
| 344 | /* Restore register state from frame and remove it */ |
| 345 | VG_(sigframe_destroy)(tid, True); |
| 346 | |
| 347 | /* Tell the driver not to update the guest state with the "result", |
| 348 | and set a bogus result to keep it happy. */ |
| 349 | *flags |= SfNoWriteResult; |
| 350 | SET_STATUS_Success(0); |
| 351 | |
| 352 | /* Check to see if any signals arose as a result of this. */ |
| 353 | *flags |= SfPollAfter; |
| 354 | } |
| 355 | |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 356 | /* NB: clone of x86-linux version, and ppc32-linux has an almost |
| 357 | identical one. */ |
| 358 | PRE(sys_sigsuspend) |
| 359 | { |
| 360 | /* The C library interface to sigsuspend just takes a pointer to |
| 361 | a signal mask but this system call has three arguments - the first |
| 362 | two don't appear to be used by the kernel and are always passed as |
| 363 | zero by glibc and the third is the first word of the signal mask |
| 364 | so only 32 signals are supported. |
| 365 | |
| 366 | In fact glibc normally uses rt_sigsuspend if it is available as |
| 367 | that takes a pointer to the signal mask so supports more signals. |
| 368 | */ |
| 369 | *flags |= SfMayBlock; |
florian | b26101c | 2015-08-08 21:45:33 +0000 | [diff] [blame] | 370 | PRINT("sys_sigsuspend ( %ld, %ld, %#lx )", SARG1, SARG2, ARG3 ); |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 371 | PRE_REG_READ3(int, "sigsuspend", |
| 372 | int, history0, int, history1, |
| 373 | vki_old_sigset_t, mask); |
| 374 | } |
| 375 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 376 | /* Very much ARM specific */ |
| 377 | |
| 378 | PRE(sys_set_tls) |
| 379 | { |
philippe | eeb0733 | 2012-07-04 21:59:29 +0000 | [diff] [blame] | 380 | PRINT("set_tls (%lx)",ARG1); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 381 | PRE_REG_READ1(long, "set_tls", unsigned long, addr); |
| 382 | |
| 383 | SET_STATUS_from_SysRes( sys_set_tls( tid, ARG1 ) ); |
| 384 | } |
| 385 | |
| 386 | PRE(sys_cacheflush) |
| 387 | { |
| 388 | PRINT("cacheflush (%lx, %#lx, %#lx)",ARG1,ARG2,ARG3); |
| 389 | PRE_REG_READ3(long, "cacheflush", void*, addrlow,void*, addrhigh,int, flags); |
florian | ddd61ff | 2015-01-04 17:20:45 +0000 | [diff] [blame] | 390 | VG_(discard_translations)( (Addr)ARG1, |
sewardj | bb13299 | 2010-01-06 10:22:25 +0000 | [diff] [blame] | 391 | ((ULong)ARG2) - ((ULong)ARG1) + 1ULL/*paranoia*/, |
| 392 | "PRE(sys_cacheflush)" ); |
| 393 | SET_STATUS_Success(0); |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 394 | } |
| 395 | |
sewardj | 5c6b7dc | 2011-03-24 11:34:12 +0000 | [diff] [blame] | 396 | // ARG3 is only used for pointers into the traced process's address |
| 397 | // space and for offsets into the traced process's struct |
| 398 | // user_regs_struct. It is never a pointer into this process's memory |
| 399 | // space, and we should therefore not check anything it points to. |
| 400 | PRE(sys_ptrace) |
| 401 | { |
florian | b26101c | 2015-08-08 21:45:33 +0000 | [diff] [blame] | 402 | PRINT("sys_ptrace ( %ld, %ld, %#lx, %#lx )", SARG1, SARG2, ARG3, ARG4); |
sewardj | 5c6b7dc | 2011-03-24 11:34:12 +0000 | [diff] [blame] | 403 | PRE_REG_READ4(int, "ptrace", |
| 404 | long, request, long, pid, long, addr, long, data); |
| 405 | switch (ARG1) { |
| 406 | case VKI_PTRACE_PEEKTEXT: |
| 407 | case VKI_PTRACE_PEEKDATA: |
| 408 | case VKI_PTRACE_PEEKUSR: |
| 409 | PRE_MEM_WRITE( "ptrace(peek)", ARG4, |
| 410 | sizeof (long)); |
| 411 | break; |
| 412 | case VKI_PTRACE_GETREGS: |
| 413 | PRE_MEM_WRITE( "ptrace(getregs)", ARG4, |
| 414 | sizeof (struct vki_user_regs_struct)); |
| 415 | break; |
| 416 | case VKI_PTRACE_GETFPREGS: |
| 417 | PRE_MEM_WRITE( "ptrace(getfpregs)", ARG4, |
| 418 | sizeof (struct vki_user_fp)); |
| 419 | break; |
| 420 | case VKI_PTRACE_GETWMMXREGS: |
| 421 | PRE_MEM_WRITE( "ptrace(getwmmxregs)", ARG4, |
| 422 | VKI_IWMMXT_SIZE); |
| 423 | break; |
| 424 | case VKI_PTRACE_GETCRUNCHREGS: |
| 425 | PRE_MEM_WRITE( "ptrace(getcrunchregs)", ARG4, |
| 426 | VKI_CRUNCH_SIZE); |
| 427 | break; |
| 428 | case VKI_PTRACE_GETVFPREGS: |
| 429 | PRE_MEM_WRITE( "ptrace(getvfpregs)", ARG4, |
| 430 | sizeof (struct vki_user_vfp) ); |
| 431 | break; |
| 432 | case VKI_PTRACE_GETHBPREGS: |
| 433 | PRE_MEM_WRITE( "ptrace(gethbpregs)", ARG4, |
| 434 | sizeof (unsigned long) ); |
| 435 | break; |
| 436 | case VKI_PTRACE_SETREGS: |
| 437 | PRE_MEM_READ( "ptrace(setregs)", ARG4, |
| 438 | sizeof (struct vki_user_regs_struct)); |
| 439 | break; |
| 440 | case VKI_PTRACE_SETFPREGS: |
| 441 | PRE_MEM_READ( "ptrace(setfpregs)", ARG4, |
| 442 | sizeof (struct vki_user_fp)); |
| 443 | break; |
| 444 | case VKI_PTRACE_SETWMMXREGS: |
| 445 | PRE_MEM_READ( "ptrace(setwmmxregs)", ARG4, |
| 446 | VKI_IWMMXT_SIZE); |
| 447 | break; |
| 448 | case VKI_PTRACE_SETCRUNCHREGS: |
| 449 | PRE_MEM_READ( "ptrace(setcrunchregs)", ARG4, |
| 450 | VKI_CRUNCH_SIZE); |
| 451 | break; |
| 452 | case VKI_PTRACE_SETVFPREGS: |
| 453 | PRE_MEM_READ( "ptrace(setvfpregs)", ARG4, |
| 454 | sizeof (struct vki_user_vfp)); |
| 455 | break; |
| 456 | case VKI_PTRACE_SETHBPREGS: |
| 457 | PRE_MEM_READ( "ptrace(sethbpregs)", ARG4, sizeof(unsigned long)); |
| 458 | break; |
| 459 | case VKI_PTRACE_GET_THREAD_AREA: |
| 460 | PRE_MEM_WRITE( "ptrace(get_thread_area)", ARG4, sizeof(unsigned long)); |
| 461 | break; |
| 462 | case VKI_PTRACE_GETEVENTMSG: |
| 463 | PRE_MEM_WRITE( "ptrace(geteventmsg)", ARG4, sizeof(unsigned long)); |
| 464 | break; |
| 465 | case VKI_PTRACE_GETSIGINFO: |
| 466 | PRE_MEM_WRITE( "ptrace(getsiginfo)", ARG4, sizeof(vki_siginfo_t)); |
| 467 | break; |
| 468 | case VKI_PTRACE_SETSIGINFO: |
| 469 | PRE_MEM_READ( "ptrace(setsiginfo)", ARG4, sizeof(vki_siginfo_t)); |
| 470 | break; |
cborntra | b2cd1bc | 2012-11-08 20:27:05 +0000 | [diff] [blame] | 471 | case VKI_PTRACE_GETREGSET: |
| 472 | ML_(linux_PRE_getregset)(tid, ARG3, ARG4); |
| 473 | break; |
| 474 | case VKI_PTRACE_SETREGSET: |
| 475 | ML_(linux_PRE_setregset)(tid, ARG3, ARG4); |
| 476 | break; |
sewardj | 5c6b7dc | 2011-03-24 11:34:12 +0000 | [diff] [blame] | 477 | default: |
| 478 | break; |
| 479 | } |
| 480 | } |
| 481 | |
| 482 | POST(sys_ptrace) |
| 483 | { |
| 484 | switch (ARG1) { |
Elliott Hughes | ed39800 | 2017-06-21 14:41:24 -0700 | [diff] [blame^] | 485 | case VKI_PTRACE_TRACEME: |
| 486 | ML_(linux_POST_traceme)(tid); |
| 487 | break; |
sewardj | 5c6b7dc | 2011-03-24 11:34:12 +0000 | [diff] [blame] | 488 | case VKI_PTRACE_PEEKTEXT: |
| 489 | case VKI_PTRACE_PEEKDATA: |
| 490 | case VKI_PTRACE_PEEKUSR: |
| 491 | POST_MEM_WRITE( ARG4, sizeof (long)); |
| 492 | break; |
| 493 | case VKI_PTRACE_GETREGS: |
| 494 | POST_MEM_WRITE( ARG4, sizeof (struct vki_user_regs_struct)); |
| 495 | break; |
| 496 | case VKI_PTRACE_GETFPREGS: |
| 497 | POST_MEM_WRITE( ARG4, sizeof (struct vki_user_fp)); |
| 498 | break; |
| 499 | case VKI_PTRACE_GETWMMXREGS: |
| 500 | POST_MEM_WRITE( ARG4, VKI_IWMMXT_SIZE); |
| 501 | break; |
| 502 | case VKI_PTRACE_GETCRUNCHREGS: |
| 503 | POST_MEM_WRITE( ARG4, VKI_CRUNCH_SIZE); |
| 504 | break; |
| 505 | case VKI_PTRACE_GETVFPREGS: |
| 506 | POST_MEM_WRITE( ARG4, sizeof(struct vki_user_vfp)); |
| 507 | break; |
| 508 | case VKI_PTRACE_GET_THREAD_AREA: |
| 509 | case VKI_PTRACE_GETHBPREGS: |
| 510 | case VKI_PTRACE_GETEVENTMSG: |
| 511 | POST_MEM_WRITE( ARG4, sizeof(unsigned long)); |
| 512 | break; |
| 513 | case VKI_PTRACE_GETSIGINFO: |
| 514 | /* XXX: This is a simplification. Different parts of the |
| 515 | * siginfo_t are valid depending on the type of signal. |
| 516 | */ |
| 517 | POST_MEM_WRITE( ARG4, sizeof(vki_siginfo_t)); |
| 518 | break; |
cborntra | b2cd1bc | 2012-11-08 20:27:05 +0000 | [diff] [blame] | 519 | case VKI_PTRACE_GETREGSET: |
| 520 | ML_(linux_POST_getregset)(tid, ARG3, ARG4); |
| 521 | break; |
sewardj | 5c6b7dc | 2011-03-24 11:34:12 +0000 | [diff] [blame] | 522 | default: |
| 523 | break; |
| 524 | } |
| 525 | } |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 526 | |
| 527 | #undef PRE |
| 528 | #undef POST |
| 529 | |
| 530 | /* --------------------------------------------------------------------- |
| 531 | The arm/Linux syscall table |
| 532 | ------------------------------------------------------------------ */ |
| 533 | |
| 534 | #if 0 |
| 535 | #define __NR_OABI_SYSCALL_BASE 0x900000 |
| 536 | #else |
| 537 | #define __NR_OABI_SYSCALL_BASE 0x0 |
| 538 | #endif |
| 539 | |
| 540 | #define PLAX_(sysno, name) WRAPPER_ENTRY_X_(arm_linux, sysno, name) |
| 541 | #define PLAXY(sysno, name) WRAPPER_ENTRY_XY(arm_linux, sysno, name) |
| 542 | |
| 543 | // This table maps from __NR_xxx syscall numbers (from |
| 544 | // linux/include/asm-arm/unistd.h) to the appropriate PRE/POST sys_foo() |
| 545 | // wrappers on arm (as per sys_call_table in linux/arch/arm/kernel/entry.S). |
| 546 | // |
| 547 | // For those syscalls not handled by Valgrind, the annotation indicate its |
| 548 | // arch/OS combination, eg. */* (generic), */Linux (Linux only), ?/? |
| 549 | // (unknown). |
| 550 | |
| 551 | static SyscallTableEntry syscall_main_table[] = { |
| 552 | //zz // (restart_syscall) // 0 |
| 553 | GENX_(__NR_exit, sys_exit), // 1 |
| 554 | GENX_(__NR_fork, sys_fork), // 2 |
| 555 | GENXY(__NR_read, sys_read), // 3 |
| 556 | GENX_(__NR_write, sys_write), // 4 |
| 557 | |
| 558 | GENXY(__NR_open, sys_open), // 5 |
| 559 | GENXY(__NR_close, sys_close), // 6 |
| 560 | // GENXY(__NR_waitpid, sys_waitpid), // 7 |
| 561 | GENXY(__NR_creat, sys_creat), // 8 |
| 562 | GENX_(__NR_link, sys_link), // 9 |
| 563 | |
| 564 | GENX_(__NR_unlink, sys_unlink), // 10 |
| 565 | GENX_(__NR_execve, sys_execve), // 11 |
| 566 | GENX_(__NR_chdir, sys_chdir), // 12 |
| 567 | GENXY(__NR_time, sys_time), // 13 |
| 568 | GENX_(__NR_mknod, sys_mknod), // 14 |
| 569 | |
| 570 | GENX_(__NR_chmod, sys_chmod), // 15 |
| 571 | //zz LINX_(__NR_lchown, sys_lchown16), // 16 |
| 572 | // GENX_(__NR_break, sys_ni_syscall), // 17 |
| 573 | //zz // (__NR_oldstat, sys_stat), // 18 (obsolete) |
| 574 | LINX_(__NR_lseek, sys_lseek), // 19 |
| 575 | |
| 576 | GENX_(__NR_getpid, sys_getpid), // 20 |
| 577 | LINX_(__NR_mount, sys_mount), // 21 |
| 578 | LINX_(__NR_umount, sys_oldumount), // 22 |
| 579 | LINX_(__NR_setuid, sys_setuid16), // 23 ## P |
| 580 | LINX_(__NR_getuid, sys_getuid16), // 24 ## P |
| 581 | //zz |
| 582 | //zz // (__NR_stime, sys_stime), // 25 * (SVr4,SVID,X/OPEN) |
sewardj | 5c6b7dc | 2011-03-24 11:34:12 +0000 | [diff] [blame] | 583 | PLAXY(__NR_ptrace, sys_ptrace), // 26 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 584 | GENX_(__NR_alarm, sys_alarm), // 27 |
| 585 | //zz // (__NR_oldfstat, sys_fstat), // 28 * L -- obsolete |
| 586 | GENX_(__NR_pause, sys_pause), // 29 |
| 587 | |
| 588 | LINX_(__NR_utime, sys_utime), // 30 |
| 589 | // GENX_(__NR_stty, sys_ni_syscall), // 31 |
| 590 | // GENX_(__NR_gtty, sys_ni_syscall), // 32 |
| 591 | GENX_(__NR_access, sys_access), // 33 |
| 592 | GENX_(__NR_nice, sys_nice), // 34 |
| 593 | |
| 594 | // GENX_(__NR_ftime, sys_ni_syscall), // 35 |
| 595 | GENX_(__NR_sync, sys_sync), // 36 |
| 596 | GENX_(__NR_kill, sys_kill), // 37 |
| 597 | GENX_(__NR_rename, sys_rename), // 38 |
| 598 | GENX_(__NR_mkdir, sys_mkdir), // 39 |
| 599 | |
| 600 | GENX_(__NR_rmdir, sys_rmdir), // 40 |
| 601 | GENXY(__NR_dup, sys_dup), // 41 |
| 602 | LINXY(__NR_pipe, sys_pipe), // 42 |
| 603 | GENXY(__NR_times, sys_times), // 43 |
| 604 | // GENX_(__NR_prof, sys_ni_syscall), // 44 |
| 605 | //zz |
| 606 | GENX_(__NR_brk, sys_brk), // 45 |
| 607 | LINX_(__NR_setgid, sys_setgid16), // 46 |
| 608 | LINX_(__NR_getgid, sys_getgid16), // 47 |
| 609 | //zz // (__NR_signal, sys_signal), // 48 */* (ANSI C) |
| 610 | LINX_(__NR_geteuid, sys_geteuid16), // 49 |
| 611 | |
| 612 | LINX_(__NR_getegid, sys_getegid16), // 50 |
| 613 | GENX_(__NR_acct, sys_acct), // 51 |
| 614 | LINX_(__NR_umount2, sys_umount), // 52 |
| 615 | // GENX_(__NR_lock, sys_ni_syscall), // 53 |
| 616 | LINXY(__NR_ioctl, sys_ioctl), // 54 |
| 617 | |
| 618 | LINXY(__NR_fcntl, sys_fcntl), // 55 |
| 619 | // GENX_(__NR_mpx, sys_ni_syscall), // 56 |
| 620 | GENX_(__NR_setpgid, sys_setpgid), // 57 |
| 621 | // GENX_(__NR_ulimit, sys_ni_syscall), // 58 |
| 622 | //zz // (__NR_oldolduname, sys_olduname), // 59 Linux -- obsolete |
| 623 | //zz |
| 624 | GENX_(__NR_umask, sys_umask), // 60 |
| 625 | GENX_(__NR_chroot, sys_chroot), // 61 |
| 626 | //zz // (__NR_ustat, sys_ustat) // 62 SVr4 -- deprecated |
| 627 | GENXY(__NR_dup2, sys_dup2), // 63 |
| 628 | GENX_(__NR_getppid, sys_getppid), // 64 |
| 629 | |
| 630 | GENX_(__NR_getpgrp, sys_getpgrp), // 65 |
| 631 | GENX_(__NR_setsid, sys_setsid), // 66 |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 632 | LINXY(__NR_sigaction, sys_sigaction), // 67 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 633 | //zz // (__NR_sgetmask, sys_sgetmask), // 68 */* (ANSI C) |
| 634 | //zz // (__NR_ssetmask, sys_ssetmask), // 69 */* (ANSI C) |
| 635 | //zz |
| 636 | LINX_(__NR_setreuid, sys_setreuid16), // 70 |
| 637 | LINX_(__NR_setregid, sys_setregid16), // 71 |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 638 | PLAX_(__NR_sigsuspend, sys_sigsuspend), // 72 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 639 | LINXY(__NR_sigpending, sys_sigpending), // 73 |
| 640 | //zz // (__NR_sethostname, sys_sethostname), // 74 */* |
| 641 | //zz |
| 642 | GENX_(__NR_setrlimit, sys_setrlimit), // 75 |
| 643 | GENXY(__NR_getrlimit, sys_old_getrlimit), // 76 |
| 644 | GENXY(__NR_getrusage, sys_getrusage), // 77 |
| 645 | GENXY(__NR_gettimeofday, sys_gettimeofday), // 78 |
| 646 | GENX_(__NR_settimeofday, sys_settimeofday), // 79 |
| 647 | |
| 648 | LINXY(__NR_getgroups, sys_getgroups16), // 80 |
| 649 | LINX_(__NR_setgroups, sys_setgroups16), // 81 |
| 650 | // PLAX_(__NR_select, old_select), // 82 |
| 651 | GENX_(__NR_symlink, sys_symlink), // 83 |
| 652 | //zz // (__NR_oldlstat, sys_lstat), // 84 -- obsolete |
| 653 | //zz |
| 654 | GENX_(__NR_readlink, sys_readlink), // 85 |
| 655 | //zz // (__NR_uselib, sys_uselib), // 86 */Linux |
| 656 | //zz // (__NR_swapon, sys_swapon), // 87 */Linux |
| 657 | //zz // (__NR_reboot, sys_reboot), // 88 */Linux |
| 658 | //zz // (__NR_readdir, old_readdir), // 89 -- superseded |
| 659 | //zz |
sewardj | 732db40 | 2010-01-06 11:08:18 +0000 | [diff] [blame] | 660 | // _____(__NR_mmap, old_mmap), // 90 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 661 | GENXY(__NR_munmap, sys_munmap), // 91 |
| 662 | GENX_(__NR_truncate, sys_truncate), // 92 |
| 663 | GENX_(__NR_ftruncate, sys_ftruncate), // 93 |
| 664 | GENX_(__NR_fchmod, sys_fchmod), // 94 |
| 665 | |
| 666 | LINX_(__NR_fchown, sys_fchown16), // 95 |
| 667 | GENX_(__NR_getpriority, sys_getpriority), // 96 |
| 668 | GENX_(__NR_setpriority, sys_setpriority), // 97 |
| 669 | // GENX_(__NR_profil, sys_ni_syscall), // 98 |
| 670 | GENXY(__NR_statfs, sys_statfs), // 99 |
| 671 | |
| 672 | GENXY(__NR_fstatfs, sys_fstatfs), // 100 |
| 673 | // LINX_(__NR_ioperm, sys_ioperm), // 101 |
philippe | f2a7bbe | 2012-11-04 20:40:33 +0000 | [diff] [blame] | 674 | LINXY(__NR_socketcall, sys_socketcall), // 102 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 675 | LINXY(__NR_syslog, sys_syslog), // 103 |
| 676 | GENXY(__NR_setitimer, sys_setitimer), // 104 |
| 677 | |
| 678 | GENXY(__NR_getitimer, sys_getitimer), // 105 |
| 679 | GENXY(__NR_stat, sys_newstat), // 106 |
| 680 | GENXY(__NR_lstat, sys_newlstat), // 107 |
| 681 | GENXY(__NR_fstat, sys_newfstat), // 108 |
| 682 | //zz // (__NR_olduname, sys_uname), // 109 -- obsolete |
| 683 | //zz |
| 684 | // GENX_(__NR_iopl, sys_iopl), // 110 |
| 685 | LINX_(__NR_vhangup, sys_vhangup), // 111 |
| 686 | // GENX_(__NR_idle, sys_ni_syscall), // 112 |
| 687 | // PLAXY(__NR_vm86old, sys_vm86old), // 113 __NR_syscall... weird |
| 688 | GENXY(__NR_wait4, sys_wait4), // 114 |
| 689 | //zz |
| 690 | //zz // (__NR_swapoff, sys_swapoff), // 115 */Linux |
| 691 | LINXY(__NR_sysinfo, sys_sysinfo), // 116 |
sewardj | 732db40 | 2010-01-06 11:08:18 +0000 | [diff] [blame] | 692 | // _____(__NR_ipc, sys_ipc), // 117 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 693 | GENX_(__NR_fsync, sys_fsync), // 118 |
| 694 | PLAX_(__NR_sigreturn, sys_sigreturn), // 119 ?/Linux |
| 695 | |
Elliott Hughes | ed39800 | 2017-06-21 14:41:24 -0700 | [diff] [blame^] | 696 | LINX_(__NR_clone, sys_clone), // 120 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 697 | //zz // (__NR_setdomainname, sys_setdomainname), // 121 */*(?) |
| 698 | GENXY(__NR_uname, sys_newuname), // 122 |
| 699 | // PLAX_(__NR_modify_ldt, sys_modify_ldt), // 123 |
| 700 | //zz LINXY(__NR_adjtimex, sys_adjtimex), // 124 |
| 701 | //zz |
| 702 | GENXY(__NR_mprotect, sys_mprotect), // 125 |
sewardj | 5f7a1a2 | 2011-07-11 18:23:09 +0000 | [diff] [blame] | 703 | LINXY(__NR_sigprocmask, sys_sigprocmask), // 126 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 704 | //zz // Nb: create_module() was removed 2.4-->2.6 |
| 705 | // GENX_(__NR_create_module, sys_ni_syscall), // 127 |
| 706 | LINX_(__NR_init_module, sys_init_module), // 128 |
| 707 | LINX_(__NR_delete_module, sys_delete_module), // 129 |
| 708 | //zz |
| 709 | //zz // Nb: get_kernel_syms() was removed 2.4-->2.6 |
| 710 | // GENX_(__NR_get_kernel_syms, sys_ni_syscall), // 130 |
| 711 | LINX_(__NR_quotactl, sys_quotactl), // 131 |
| 712 | GENX_(__NR_getpgid, sys_getpgid), // 132 |
| 713 | GENX_(__NR_fchdir, sys_fchdir), // 133 |
| 714 | //zz // (__NR_bdflush, sys_bdflush), // 134 */Linux |
| 715 | //zz |
| 716 | //zz // (__NR_sysfs, sys_sysfs), // 135 SVr4 |
| 717 | LINX_(__NR_personality, sys_personality), // 136 |
| 718 | // GENX_(__NR_afs_syscall, sys_ni_syscall), // 137 |
| 719 | LINX_(__NR_setfsuid, sys_setfsuid16), // 138 |
| 720 | LINX_(__NR_setfsgid, sys_setfsgid16), // 139 |
| 721 | |
| 722 | LINXY(__NR__llseek, sys_llseek), // 140 |
| 723 | GENXY(__NR_getdents, sys_getdents), // 141 |
| 724 | GENX_(__NR__newselect, sys_select), // 142 |
| 725 | GENX_(__NR_flock, sys_flock), // 143 |
| 726 | GENX_(__NR_msync, sys_msync), // 144 |
| 727 | |
| 728 | GENXY(__NR_readv, sys_readv), // 145 |
| 729 | GENX_(__NR_writev, sys_writev), // 146 |
| 730 | GENX_(__NR_getsid, sys_getsid), // 147 |
| 731 | GENX_(__NR_fdatasync, sys_fdatasync), // 148 |
| 732 | LINXY(__NR__sysctl, sys_sysctl), // 149 |
| 733 | |
| 734 | GENX_(__NR_mlock, sys_mlock), // 150 |
| 735 | GENX_(__NR_munlock, sys_munlock), // 151 |
| 736 | GENX_(__NR_mlockall, sys_mlockall), // 152 |
| 737 | LINX_(__NR_munlockall, sys_munlockall), // 153 |
| 738 | LINXY(__NR_sched_setparam, sys_sched_setparam), // 154 |
| 739 | |
| 740 | LINXY(__NR_sched_getparam, sys_sched_getparam), // 155 |
| 741 | LINX_(__NR_sched_setscheduler, sys_sched_setscheduler), // 156 |
| 742 | LINX_(__NR_sched_getscheduler, sys_sched_getscheduler), // 157 |
| 743 | LINX_(__NR_sched_yield, sys_sched_yield), // 158 |
| 744 | LINX_(__NR_sched_get_priority_max, sys_sched_get_priority_max),// 159 |
| 745 | |
| 746 | LINX_(__NR_sched_get_priority_min, sys_sched_get_priority_min),// 160 |
| 747 | //zz //LINX?(__NR_sched_rr_get_interval, sys_sched_rr_get_interval), // 161 */* |
| 748 | GENXY(__NR_nanosleep, sys_nanosleep), // 162 |
| 749 | GENX_(__NR_mremap, sys_mremap), // 163 |
| 750 | LINX_(__NR_setresuid, sys_setresuid16), // 164 |
| 751 | |
| 752 | LINXY(__NR_getresuid, sys_getresuid16), // 165 |
| 753 | // PLAXY(__NR_vm86, sys_vm86), // 166 x86/Linux-only |
| 754 | // GENX_(__NR_query_module, sys_ni_syscall), // 167 |
| 755 | GENXY(__NR_poll, sys_poll), // 168 |
| 756 | //zz // (__NR_nfsservctl, sys_nfsservctl), // 169 */Linux |
| 757 | //zz |
| 758 | LINX_(__NR_setresgid, sys_setresgid16), // 170 |
| 759 | LINXY(__NR_getresgid, sys_getresgid16), // 171 |
| 760 | LINXY(__NR_prctl, sys_prctl), // 172 |
| 761 | PLAX_(__NR_rt_sigreturn, sys_rt_sigreturn), // 173 |
| 762 | LINXY(__NR_rt_sigaction, sys_rt_sigaction), // 174 |
| 763 | |
| 764 | LINXY(__NR_rt_sigprocmask, sys_rt_sigprocmask), // 175 |
| 765 | LINXY(__NR_rt_sigpending, sys_rt_sigpending), // 176 |
| 766 | LINXY(__NR_rt_sigtimedwait, sys_rt_sigtimedwait),// 177 |
| 767 | LINXY(__NR_rt_sigqueueinfo, sys_rt_sigqueueinfo),// 178 |
| 768 | LINX_(__NR_rt_sigsuspend, sys_rt_sigsuspend), // 179 |
| 769 | |
sewardj | ce25169 | 2010-01-04 21:05:42 +0000 | [diff] [blame] | 770 | GENXY(__NR_pread64, sys_pread64), // 180 |
sewardj | ba1e27c | 2010-09-03 14:25:10 +0000 | [diff] [blame] | 771 | GENX_(__NR_pwrite64, sys_pwrite64), // 181 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 772 | LINX_(__NR_chown, sys_chown16), // 182 |
| 773 | GENXY(__NR_getcwd, sys_getcwd), // 183 |
| 774 | LINXY(__NR_capget, sys_capget), // 184 |
| 775 | |
| 776 | LINX_(__NR_capset, sys_capset), // 185 |
| 777 | GENXY(__NR_sigaltstack, sys_sigaltstack), // 186 |
| 778 | LINXY(__NR_sendfile, sys_sendfile), // 187 |
| 779 | // GENXY(__NR_getpmsg, sys_getpmsg), // 188 |
| 780 | // GENX_(__NR_putpmsg, sys_putpmsg), // 189 |
| 781 | |
| 782 | // Nb: we treat vfork as fork |
| 783 | GENX_(__NR_vfork, sys_fork), // 190 |
| 784 | GENXY(__NR_ugetrlimit, sys_getrlimit), // 191 |
| 785 | PLAX_(__NR_mmap2, sys_mmap2), // 192 |
| 786 | GENX_(__NR_truncate64, sys_truncate64), // 193 |
| 787 | GENX_(__NR_ftruncate64, sys_ftruncate64), // 194 |
| 788 | |
| 789 | PLAXY(__NR_stat64, sys_stat64), // 195 |
| 790 | PLAXY(__NR_lstat64, sys_lstat64), // 196 |
| 791 | PLAXY(__NR_fstat64, sys_fstat64), // 197 |
| 792 | GENX_(__NR_lchown32, sys_lchown), // 198 |
| 793 | GENX_(__NR_getuid32, sys_getuid), // 199 |
| 794 | |
| 795 | GENX_(__NR_getgid32, sys_getgid), // 200 |
| 796 | GENX_(__NR_geteuid32, sys_geteuid), // 201 |
| 797 | GENX_(__NR_getegid32, sys_getegid), // 202 |
| 798 | GENX_(__NR_setreuid32, sys_setreuid), // 203 |
| 799 | GENX_(__NR_setregid32, sys_setregid), // 204 |
| 800 | |
| 801 | GENXY(__NR_getgroups32, sys_getgroups), // 205 |
| 802 | GENX_(__NR_setgroups32, sys_setgroups), // 206 |
| 803 | GENX_(__NR_fchown32, sys_fchown), // 207 |
| 804 | LINX_(__NR_setresuid32, sys_setresuid), // 208 |
| 805 | LINXY(__NR_getresuid32, sys_getresuid), // 209 |
| 806 | |
| 807 | LINX_(__NR_setresgid32, sys_setresgid), // 210 |
| 808 | LINXY(__NR_getresgid32, sys_getresgid), // 211 |
| 809 | GENX_(__NR_chown32, sys_chown), // 212 |
| 810 | GENX_(__NR_setuid32, sys_setuid), // 213 |
| 811 | GENX_(__NR_setgid32, sys_setgid), // 214 |
| 812 | |
| 813 | LINX_(__NR_setfsuid32, sys_setfsuid), // 215 |
| 814 | LINX_(__NR_setfsgid32, sys_setfsgid), // 216 |
sewardj | 8a3377f | 2014-09-08 11:19:48 +0000 | [diff] [blame] | 815 | LINX_(__NR_pivot_root, sys_pivot_root), // 217 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 816 | GENXY(__NR_mincore, sys_mincore), // 218 |
| 817 | GENX_(__NR_madvise, sys_madvise), // 219 |
| 818 | |
| 819 | GENXY(__NR_getdents64, sys_getdents64), // 220 |
| 820 | LINXY(__NR_fcntl64, sys_fcntl64), // 221 |
| 821 | // GENX_(222, sys_ni_syscall), // 222 |
| 822 | // PLAXY(223, sys_syscall223), // 223 // sys_bproc? |
| 823 | LINX_(__NR_gettid, sys_gettid), // 224 |
| 824 | |
sewardj | 792e00a | 2010-10-04 20:03:27 +0000 | [diff] [blame] | 825 | LINX_(__NR_readahead, sys_readahead), // 225 */Linux |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 826 | LINX_(__NR_setxattr, sys_setxattr), // 226 |
| 827 | LINX_(__NR_lsetxattr, sys_lsetxattr), // 227 |
| 828 | LINX_(__NR_fsetxattr, sys_fsetxattr), // 228 |
| 829 | LINXY(__NR_getxattr, sys_getxattr), // 229 |
| 830 | |
| 831 | LINXY(__NR_lgetxattr, sys_lgetxattr), // 230 |
| 832 | LINXY(__NR_fgetxattr, sys_fgetxattr), // 231 |
| 833 | LINXY(__NR_listxattr, sys_listxattr), // 232 |
| 834 | LINXY(__NR_llistxattr, sys_llistxattr), // 233 |
| 835 | LINXY(__NR_flistxattr, sys_flistxattr), // 234 |
| 836 | |
| 837 | LINX_(__NR_removexattr, sys_removexattr), // 235 |
| 838 | LINX_(__NR_lremovexattr, sys_lremovexattr), // 236 |
| 839 | LINX_(__NR_fremovexattr, sys_fremovexattr), // 237 |
| 840 | LINXY(__NR_tkill, sys_tkill), // 238 */Linux |
| 841 | LINXY(__NR_sendfile64, sys_sendfile64), // 239 |
| 842 | |
| 843 | LINXY(__NR_futex, sys_futex), // 240 |
| 844 | LINX_(__NR_sched_setaffinity, sys_sched_setaffinity), // 241 |
| 845 | LINXY(__NR_sched_getaffinity, sys_sched_getaffinity), // 242 |
| 846 | // PLAX_(__NR_set_thread_area, sys_set_thread_area), // 243 |
| 847 | // PLAX_(__NR_get_thread_area, sys_get_thread_area), // 244 |
| 848 | |
| 849 | LINXY(__NR_io_setup, sys_io_setup), // 245 |
| 850 | LINX_(__NR_io_destroy, sys_io_destroy), // 246 |
| 851 | LINXY(__NR_io_getevents, sys_io_getevents), // 247 |
| 852 | LINX_(__NR_io_submit, sys_io_submit), // 248 |
| 853 | LINXY(__NR_io_cancel, sys_io_cancel), // 249 |
| 854 | |
| 855 | // LINX_(__NR_fadvise64, sys_fadvise64), // 250 */(Linux?) |
| 856 | GENX_(251, sys_ni_syscall), // 251 |
| 857 | LINX_(__NR_exit_group, sys_exit_group), // 252 |
| 858 | // GENXY(__NR_lookup_dcookie, sys_lookup_dcookie), // 253 |
| 859 | LINXY(__NR_epoll_create, sys_epoll_create), // 254 |
| 860 | |
| 861 | LINX_(__NR_epoll_ctl, sys_epoll_ctl), // 255 |
| 862 | LINXY(__NR_epoll_wait, sys_epoll_wait), // 256 |
| 863 | //zz // (__NR_remap_file_pages, sys_remap_file_pages), // 257 */Linux |
| 864 | LINX_(__NR_set_tid_address, sys_set_tid_address), // 258 |
| 865 | LINXY(__NR_timer_create, sys_timer_create), // 259 |
| 866 | |
| 867 | LINXY(__NR_timer_settime, sys_timer_settime), // (timer_create+1) |
| 868 | LINXY(__NR_timer_gettime, sys_timer_gettime), // (timer_create+2) |
| 869 | LINX_(__NR_timer_getoverrun, sys_timer_getoverrun),//(timer_create+3) |
| 870 | LINX_(__NR_timer_delete, sys_timer_delete), // (timer_create+4) |
| 871 | LINX_(__NR_clock_settime, sys_clock_settime), // (timer_create+5) |
| 872 | |
| 873 | LINXY(__NR_clock_gettime, sys_clock_gettime), // (timer_create+6) |
| 874 | LINXY(__NR_clock_getres, sys_clock_getres), // (timer_create+7) |
| 875 | LINXY(__NR_clock_nanosleep, sys_clock_nanosleep),// (timer_create+8) */* |
| 876 | GENXY(__NR_statfs64, sys_statfs64), // 268 |
| 877 | GENXY(__NR_fstatfs64, sys_fstatfs64), // 269 |
| 878 | |
| 879 | LINX_(__NR_tgkill, sys_tgkill), // 270 */Linux |
| 880 | GENX_(__NR_utimes, sys_utimes), // 271 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 881 | GENX_(__NR_vserver, sys_ni_syscall), // 273 |
| 882 | LINX_(__NR_mbind, sys_mbind), // 274 ?/? |
| 883 | |
| 884 | LINXY(__NR_get_mempolicy, sys_get_mempolicy), // 275 ?/? |
| 885 | LINX_(__NR_set_mempolicy, sys_set_mempolicy), // 276 ?/? |
| 886 | LINXY(__NR_mq_open, sys_mq_open), // 277 |
| 887 | LINX_(__NR_mq_unlink, sys_mq_unlink), // (mq_open+1) |
| 888 | LINX_(__NR_mq_timedsend, sys_mq_timedsend), // (mq_open+2) |
| 889 | |
| 890 | LINXY(__NR_mq_timedreceive, sys_mq_timedreceive),// (mq_open+3) |
| 891 | LINX_(__NR_mq_notify, sys_mq_notify), // (mq_open+4) |
| 892 | LINXY(__NR_mq_getsetattr, sys_mq_getsetattr), // (mq_open+5) |
| 893 | LINXY(__NR_waitid, sys_waitid), // 280 |
| 894 | |
philippe | 6b08776 | 2013-03-01 23:31:09 +0000 | [diff] [blame] | 895 | LINXY(__NR_socket, sys_socket), // 281 |
| 896 | LINX_(__NR_bind, sys_bind), // 282 |
| 897 | LINX_(__NR_connect, sys_connect), // 283 |
| 898 | LINX_(__NR_listen, sys_listen), // 284 |
| 899 | LINXY(__NR_accept, sys_accept), // 285 |
| 900 | LINXY(__NR_getsockname, sys_getsockname), // 286 |
| 901 | LINXY(__NR_getpeername, sys_getpeername), // 287 |
| 902 | LINXY(__NR_socketpair, sys_socketpair), // 288 |
| 903 | LINX_(__NR_send, sys_send), |
| 904 | LINX_(__NR_sendto, sys_sendto), // 290 |
| 905 | LINXY(__NR_recv, sys_recv), |
| 906 | LINXY(__NR_recvfrom, sys_recvfrom), // 292 |
| 907 | LINX_(__NR_shutdown, sys_shutdown), // 293 |
| 908 | LINX_(__NR_setsockopt, sys_setsockopt), // 294 |
| 909 | LINXY(__NR_getsockopt, sys_getsockopt), // 295 |
| 910 | LINX_(__NR_sendmsg, sys_sendmsg), // 296 |
| 911 | LINXY(__NR_recvmsg, sys_recvmsg), // 297 |
| 912 | LINX_(__NR_semop, sys_semop), // 298 |
| 913 | LINX_(__NR_semget, sys_semget), // 299 |
| 914 | LINXY(__NR_semctl, sys_semctl), // 300 |
| 915 | LINX_(__NR_msgget, sys_msgget), |
| 916 | LINX_(__NR_msgsnd, sys_msgsnd), |
| 917 | LINXY(__NR_msgrcv, sys_msgrcv), |
| 918 | LINXY(__NR_msgctl, sys_msgctl), // 304 |
| 919 | LINX_(__NR_semtimedop, sys_semtimedop), // 312 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 920 | |
| 921 | LINX_(__NR_add_key, sys_add_key), // 286 |
| 922 | LINX_(__NR_request_key, sys_request_key), // 287 |
| 923 | LINXY(__NR_keyctl, sys_keyctl), // not 288... |
| 924 | // LINX_(__NR_ioprio_set, sys_ioprio_set), // 289 |
| 925 | |
| 926 | // LINX_(__NR_ioprio_get, sys_ioprio_get), // 290 |
| 927 | LINX_(__NR_inotify_init, sys_inotify_init), // 291 |
| 928 | LINX_(__NR_inotify_add_watch, sys_inotify_add_watch), // 292 |
| 929 | LINX_(__NR_inotify_rm_watch, sys_inotify_rm_watch), // 293 |
| 930 | // LINX_(__NR_migrate_pages, sys_migrate_pages), // 294 |
| 931 | |
| 932 | LINXY(__NR_openat, sys_openat), // 295 |
| 933 | LINX_(__NR_mkdirat, sys_mkdirat), // 296 |
| 934 | LINX_(__NR_mknodat, sys_mknodat), // 297 |
| 935 | LINX_(__NR_fchownat, sys_fchownat), // 298 |
| 936 | LINX_(__NR_futimesat, sys_futimesat), // 326 on arm |
| 937 | |
| 938 | PLAXY(__NR_fstatat64, sys_fstatat64), // 300 |
| 939 | LINX_(__NR_unlinkat, sys_unlinkat), // 301 |
| 940 | LINX_(__NR_renameat, sys_renameat), // 302 |
| 941 | LINX_(__NR_linkat, sys_linkat), // 303 |
| 942 | LINX_(__NR_symlinkat, sys_symlinkat), // 304 |
| 943 | |
| 944 | LINX_(__NR_readlinkat, sys_readlinkat), // |
| 945 | LINX_(__NR_fchmodat, sys_fchmodat), // |
| 946 | LINX_(__NR_faccessat, sys_faccessat), // |
Elliott Hughes | ed39800 | 2017-06-21 14:41:24 -0700 | [diff] [blame^] | 947 | LINXY(__NR_shmat, sys_shmat), //305 |
philippe | 6b08776 | 2013-03-01 23:31:09 +0000 | [diff] [blame] | 948 | LINXY(__NR_shmdt, sys_shmdt), //306 |
| 949 | LINX_(__NR_shmget, sys_shmget), //307 |
| 950 | LINXY(__NR_shmctl, sys_shmctl), // 308 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 951 | // LINX_(__NR_pselect6, sys_pselect6), // |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 952 | |
sewardj | 8a3377f | 2014-09-08 11:19:48 +0000 | [diff] [blame] | 953 | LINX_(__NR_unshare, sys_unshare), // 310 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 954 | LINX_(__NR_set_robust_list, sys_set_robust_list), // 311 |
| 955 | LINXY(__NR_get_robust_list, sys_get_robust_list), // 312 |
| 956 | // LINX_(__NR_splice, sys_ni_syscall), // 313 |
| 957 | // LINX_(__NR_sync_file_range, sys_sync_file_range), // 314 |
| 958 | |
| 959 | // LINX_(__NR_tee, sys_ni_syscall), // 315 |
| 960 | // LINX_(__NR_vmsplice, sys_ni_syscall), // 316 |
tom | d5fb58e | 2012-04-03 10:51:27 +0000 | [diff] [blame] | 961 | LINXY(__NR_move_pages, sys_move_pages), // 317 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 962 | // LINX_(__NR_getcpu, sys_ni_syscall), // 318 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 963 | |
| 964 | LINX_(__NR_utimensat, sys_utimensat), // 320 |
| 965 | LINXY(__NR_signalfd, sys_signalfd), // 321 |
| 966 | LINXY(__NR_timerfd_create, sys_timerfd_create), // 322 |
tom | 4f5be8c | 2014-01-30 21:47:30 +0000 | [diff] [blame] | 967 | LINXY(__NR_eventfd, sys_eventfd), // 323 |
sewardj | 9c1a505 | 2012-03-21 19:37:41 +0000 | [diff] [blame] | 968 | |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 969 | LINXY(__NR_timerfd_settime, sys_timerfd_settime), // 325 |
sewardj | ed35ae5 | 2010-01-03 11:29:35 +0000 | [diff] [blame] | 970 | LINXY(__NR_timerfd_gettime, sys_timerfd_gettime), // 326 |
| 971 | |
| 972 | /////////////// |
| 973 | |
| 974 | // JRS 2010-Jan-03: I believe that all the numbers listed |
| 975 | // in comments in the table prior to this point (eg "// 326", |
| 976 | // etc) are bogus since it looks to me like they are copied |
| 977 | // verbatim from syswrap-x86-linux.c and they certainly do not |
| 978 | // correspond to what's in include/vki/vki-scnums-arm-linux.h. |
| 979 | // From here onwards, please ensure the numbers are correct. |
sewardj | 1e7e82c | 2010-01-03 11:46:50 +0000 | [diff] [blame] | 980 | |
sewardj | f9d4197 | 2014-10-15 15:57:11 +0000 | [diff] [blame] | 981 | LINX_(__NR_arm_fadvise64_64, sys_fadvise64_64), // 270 */(Linux?) |
| 982 | |
Elliott Hughes | a0664b9 | 2017-04-18 17:46:52 -0700 | [diff] [blame] | 983 | LINXY(__NR_pselect6, sys_pselect6), // 335 |
sewardj | c975eca | 2010-10-11 19:09:53 +0000 | [diff] [blame] | 984 | LINXY(__NR_ppoll, sys_ppoll), // 336 |
sewardj | 34f87e2 | 2010-08-22 12:08:59 +0000 | [diff] [blame] | 985 | |
sewardj | 38db72f | 2011-10-20 13:00:32 +0000 | [diff] [blame] | 986 | LINXY(__NR_epoll_pwait, sys_epoll_pwait), // 346 |
| 987 | |
sewardj | 9c1a505 | 2012-03-21 19:37:41 +0000 | [diff] [blame] | 988 | LINX_(__NR_fallocate, sys_fallocate), // 352 |
| 989 | |
sewardj | 1e7e82c | 2010-01-03 11:46:50 +0000 | [diff] [blame] | 990 | LINXY(__NR_signalfd4, sys_signalfd4), // 355 |
tom | 4f5be8c | 2014-01-30 21:47:30 +0000 | [diff] [blame] | 991 | LINXY(__NR_eventfd2, sys_eventfd2), // 356 |
tom | e7aa433 | 2012-04-19 14:54:30 +0000 | [diff] [blame] | 992 | LINXY(__NR_epoll_create1, sys_epoll_create1), // 357 |
tom | 751b55e | 2012-07-11 13:54:04 +0000 | [diff] [blame] | 993 | LINXY(__NR_dup3, sys_dup3), // 358 |
sewardj | 34f87e2 | 2010-08-22 12:08:59 +0000 | [diff] [blame] | 994 | LINXY(__NR_pipe2, sys_pipe2), // 359 |
tom | 8c017ad | 2012-04-20 14:07:34 +0000 | [diff] [blame] | 995 | LINXY(__NR_inotify_init1, sys_inotify_init1), // 360 |
tom | a1eed9d | 2012-07-11 15:38:29 +0000 | [diff] [blame] | 996 | LINXY(__NR_preadv, sys_preadv), // 361 |
| 997 | LINX_(__NR_pwritev, sys_pwritev), // 362 |
| 998 | LINXY(__NR_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo),// 363 |
| 999 | LINXY(__NR_perf_event_open, sys_perf_event_open), // 364 |
tom | 99a39fb | 2014-06-26 13:34:53 +0000 | [diff] [blame] | 1000 | LINXY(__NR_recvmmsg, sys_recvmmsg), // 365 |
tom | 43ca097 | 2013-07-17 13:25:08 +0000 | [diff] [blame] | 1001 | LINXY(__NR_accept4, sys_accept4), // 366 |
sewardj | e2d76bb | 2013-09-29 20:01:22 +0000 | [diff] [blame] | 1002 | LINXY(__NR_fanotify_init, sys_fanotify_init), // 367 |
| 1003 | LINX_(__NR_fanotify_mark, sys_fanotify_mark), // 368 |
sewardj | 879c8b0 | 2013-10-14 11:51:43 +0000 | [diff] [blame] | 1004 | LINXY(__NR_prlimit64, sys_prlimit64), // 369 |
tom | 43ca097 | 2013-07-17 13:25:08 +0000 | [diff] [blame] | 1005 | LINXY(__NR_name_to_handle_at, sys_name_to_handle_at),// 370 |
tom | ddc4a18 | 2014-01-30 22:33:02 +0000 | [diff] [blame] | 1006 | LINXY(__NR_open_by_handle_at, sys_open_by_handle_at),// 371 |
sewardj | 903e051 | 2014-04-24 23:45:18 +0000 | [diff] [blame] | 1007 | LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 372 |
tom | 9e2645c | 2015-05-07 18:54:31 +0000 | [diff] [blame] | 1008 | LINX_(__NR_syncfs, sys_syncfs), // 373 |
tom | e636671 | 2014-11-10 09:55:59 +0000 | [diff] [blame] | 1009 | LINXY(__NR_sendmmsg, sys_sendmmsg), // 374 |
mjw | f95d027 | 2015-06-02 18:17:44 +0000 | [diff] [blame] | 1010 | |
| 1011 | LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 376 |
| 1012 | LINX_(__NR_process_vm_writev, sys_process_vm_writev),// 377 |
| 1013 | |
Elliott Hughes | a0664b9 | 2017-04-18 17:46:52 -0700 | [diff] [blame] | 1014 | LINX_(__NR_renameat2, sys_renameat2), // 382 |
| 1015 | |
tom | 9d7592e | 2015-01-19 21:52:44 +0000 | [diff] [blame] | 1016 | LINXY(__NR_getrandom, sys_getrandom), // 384 |
| 1017 | LINXY(__NR_memfd_create, sys_memfd_create) // 385 |
sewardj | 59570ff | 2010-01-01 11:59:33 +0000 | [diff] [blame] | 1018 | }; |
| 1019 | |
| 1020 | |
| 1021 | /* These are not in the main table because there indexes are not small |
| 1022 | integers, but rather values close to one million. So their |
| 1023 | inclusion would force the main table to be huge (about 8 MB). */ |
| 1024 | |
| 1025 | static SyscallTableEntry ste___ARM_set_tls |
| 1026 | = { WRAPPER_PRE_NAME(arm_linux,sys_set_tls), NULL }; |
| 1027 | |
| 1028 | static SyscallTableEntry ste___ARM_cacheflush |
| 1029 | = { WRAPPER_PRE_NAME(arm_linux,sys_cacheflush), NULL }; |
| 1030 | |
| 1031 | SyscallTableEntry* ML_(get_linux_syscall_entry) ( UInt sysno ) |
| 1032 | { |
| 1033 | const UInt syscall_main_table_size |
| 1034 | = sizeof(syscall_main_table) / sizeof(syscall_main_table[0]); |
| 1035 | |
| 1036 | /* Is it in the contiguous initial section of the table? */ |
| 1037 | if (sysno < syscall_main_table_size) { |
| 1038 | SyscallTableEntry* sys = &syscall_main_table[sysno]; |
| 1039 | if (sys->before == NULL) |
| 1040 | return NULL; /* no entry */ |
| 1041 | else |
| 1042 | return sys; |
| 1043 | } |
| 1044 | |
| 1045 | /* Check if it's one of the out-of-line entries. */ |
| 1046 | switch (sysno) { |
| 1047 | case __NR_ARM_set_tls: return &ste___ARM_set_tls; |
| 1048 | case __NR_ARM_cacheflush: return &ste___ARM_cacheflush; |
| 1049 | default: break; |
| 1050 | } |
| 1051 | |
| 1052 | /* Can't find a wrapper */ |
| 1053 | return NULL; |
| 1054 | } |
| 1055 | |
| 1056 | #endif // defined(VGP_arm_linux) |
| 1057 | |
| 1058 | /*--------------------------------------------------------------------*/ |
| 1059 | /*--- end syswrap-arm-linux.c ---*/ |
| 1060 | /*--------------------------------------------------------------------*/ |