src/native_client/src/trusted/service_runtime/nacl_syscall_list.c

   1 /*
   2  * Copyright (c) 2014 The Native Client Authors. All rights reserved.
   3  * Use of this source code is governed by a BSD-style license that can be
   4  * found in the LICENSE file.
   5  */
   6
   7 #include "native_client/src/trusted/service_runtime/nacl_syscall_common.h"
   8 #include "native_client/src/trusted/service_runtime/nacl_syscall_handlers.h"
   9 #include "native_client/src/trusted/service_runtime/nacl_syscall_register.h"
  10 #include "native_client/src/trusted/service_runtime/nacl_text.h"
  11 #include "native_client/src/trusted/service_runtime/sys_exception.h"
  12 #include "native_client/src/trusted/service_runtime/sys_fdio.h"
  13 #include "native_client/src/trusted/service_runtime/sys_filename.h"
  14 #include "native_client/src/trusted/service_runtime/sys_imc.h"
  15 #include "native_client/src/trusted/service_runtime/sys_list_mappings.h"
  16 #include "native_client/src/trusted/service_runtime/sys_memory.h"
  17 #include "native_client/src/trusted/service_runtime/sys_parallel_io.h"
  18 #include "native_client/src/trusted/service_runtime/sys_random.h"
  19 #include "native_client/src/trusted/service_runtime/include/bits/nacl_syscalls.h"
  20
  21 /*
  22  * The following declarations define wrapper functions which read in
  23  * syscall arguments and call the syscall implementation functions listed
  24  * here.
  25  */
  26 NACL_DEFINE_SYSCALL_0(NaClSysNull)
  27 NACL_DEFINE_SYSCALL_1(NaClSysNameService)
  28 NACL_DEFINE_SYSCALL_1(NaClSysDup)
  29 NACL_DEFINE_SYSCALL_2(NaClSysDup2)
  30 NACL_DEFINE_SYSCALL_3(NaClSysOpen)
  31 NACL_DEFINE_SYSCALL_1(NaClSysClose)
  32 NACL_DEFINE_SYSCALL_3(NaClSysRead)
  33 NACL_DEFINE_SYSCALL_3(NaClSysWrite)
  34 NACL_DEFINE_SYSCALL_3(NaClSysLseek)
  35 NACL_DEFINE_SYSCALL_2(NaClSysFstat)
  36 NACL_DEFINE_SYSCALL_2(NaClSysStat)
  37 NACL_DEFINE_SYSCALL_3(NaClSysGetdents)
  38 NACL_DEFINE_SYSCALL_1(NaClSysIsatty)
  39 NACL_DEFINE_SYSCALL_1(NaClSysBrk)
  40 NACL_DEFINE_SYSCALL_6(NaClSysMmap)
  41 NACL_DEFINE_SYSCALL_3(NaClSysMprotect)
  42 NACL_DEFINE_SYSCALL_2(NaClSysListMappings)
  43 NACL_DEFINE_SYSCALL_2(NaClSysMunmap)
  44 NACL_DEFINE_SYSCALL_1(NaClSysExit)
  45 NACL_DEFINE_SYSCALL_0(NaClSysGetpid)
  46 NACL_DEFINE_SYSCALL_1(NaClSysThreadExit)
  47 NACL_DEFINE_SYSCALL_1(NaClSysGetTimeOfDay)
  48 NACL_DEFINE_SYSCALL_0(NaClSysClock)
  49 NACL_DEFINE_SYSCALL_2(NaClSysNanosleep)
  50 NACL_DEFINE_SYSCALL_2(NaClSysClockGetRes)
  51 NACL_DEFINE_SYSCALL_2(NaClSysClockGetTime)
  52 NACL_DEFINE_SYSCALL_2(NaClSysMkdir)
  53 NACL_DEFINE_SYSCALL_1(NaClSysRmdir)
  54 NACL_DEFINE_SYSCALL_1(NaClSysChdir)
  55 NACL_DEFINE_SYSCALL_2(NaClSysGetcwd)
  56 NACL_DEFINE_SYSCALL_1(NaClSysUnlink)
  57 NACL_DEFINE_SYSCALL_2(NaClSysTruncate)
  58 NACL_DEFINE_SYSCALL_2(NaClSysLstat)
  59 NACL_DEFINE_SYSCALL_2(NaClSysLink)
  60 NACL_DEFINE_SYSCALL_2(NaClSysRename)
  61 NACL_DEFINE_SYSCALL_2(NaClSysSymlink)
  62 NACL_DEFINE_SYSCALL_2(NaClSysChmod)
  63 NACL_DEFINE_SYSCALL_2(NaClSysAccess)
  64 NACL_DEFINE_SYSCALL_3(NaClSysReadlink)
  65 NACL_DEFINE_SYSCALL_2(NaClSysUtimes)
  66 NACL_DEFINE_SYSCALL_4(NaClSysPRead)
  67 NACL_DEFINE_SYSCALL_4(NaClSysPWrite)
  68 NACL_DEFINE_SYSCALL_1(NaClSysImcMakeBoundSock)
  69 NACL_DEFINE_SYSCALL_1(NaClSysImcAccept)
  70 NACL_DEFINE_SYSCALL_1(NaClSysImcConnect)
  71 NACL_DEFINE_SYSCALL_3(NaClSysImcSendmsg)
  72 NACL_DEFINE_SYSCALL_3(NaClSysImcRecvmsg)
  73 NACL_DEFINE_SYSCALL_1(NaClSysImcMemObjCreate)
  74 NACL_DEFINE_SYSCALL_1(NaClSysTlsInit)
  75 NACL_DEFINE_SYSCALL_4(NaClSysThreadCreate)
  76 NACL_DEFINE_SYSCALL_0(NaClSysTlsGet)
  77 NACL_DEFINE_SYSCALL_1(NaClSysThreadNice)
  78 NACL_DEFINE_SYSCALL_0(NaClSysMutexCreate)
  79 NACL_DEFINE_SYSCALL_1(NaClSysMutexLock)
  80 NACL_DEFINE_SYSCALL_1(NaClSysMutexUnlock)
  81 NACL_DEFINE_SYSCALL_1(NaClSysMutexTrylock)
  82 NACL_DEFINE_SYSCALL_0(NaClSysCondCreate)
  83 NACL_DEFINE_SYSCALL_2(NaClSysCondWait)
  84 NACL_DEFINE_SYSCALL_1(NaClSysCondSignal)
  85 NACL_DEFINE_SYSCALL_1(NaClSysCondBroadcast)
  86 NACL_DEFINE_SYSCALL_3(NaClSysCondTimedWaitAbs)
  87 NACL_DEFINE_SYSCALL_1(NaClSysImcSocketPair)
  88 NACL_DEFINE_SYSCALL_1(NaClSysSemCreate)
  89 NACL_DEFINE_SYSCALL_1(NaClSysSemWait)
  90 NACL_DEFINE_SYSCALL_1(NaClSysSemPost)
  91 NACL_DEFINE_SYSCALL_1(NaClSysSemGetValue)
  92 NACL_DEFINE_SYSCALL_0(NaClSysSchedYield)
  93 NACL_DEFINE_SYSCALL_2(NaClSysSysconf)
  94 NACL_DEFINE_SYSCALL_3(NaClSysDyncodeCreate)
  95 NACL_DEFINE_SYSCALL_3(NaClSysDyncodeModify)
  96 NACL_DEFINE_SYSCALL_2(NaClSysDyncodeDelete)
  97 NACL_DEFINE_SYSCALL_1(NaClSysSecondTlsSet)
  98 NACL_DEFINE_SYSCALL_0(NaClSysSecondTlsGet)
  99 NACL_DEFINE_SYSCALL_2(NaClSysExceptionHandler)
 100 NACL_DEFINE_SYSCALL_2(NaClSysExceptionStack)
 101 NACL_DEFINE_SYSCALL_0(NaClSysExceptionClearFlag)
 102 NACL_DEFINE_SYSCALL_0(NaClSysTestInfoLeak)
 103 NACL_DEFINE_SYSCALL_1(NaClSysTestCrash)
 104 NACL_DEFINE_SYSCALL_3(NaClSysFutexWaitAbs)
 105 NACL_DEFINE_SYSCALL_2(NaClSysFutexWake)
 106 NACL_DEFINE_SYSCALL_2(NaClSysGetRandomBytes)
 107
 108 /*
 109  * This fills in the global table of syscall handlers (nacl_syscall[]),
 110  * which maps syscall numbers to syscall implementation functions via
 111  * wrapper functions which read in the syscall arguments.
 112  */
 113 static void RegisterSyscalls(void) {
 114   NACL_REGISTER_SYSCALL(NaClSysNull, NACL_sys_null);
 115   NACL_REGISTER_SYSCALL(NaClSysNameService, NACL_sys_nameservice);
 116   NACL_REGISTER_SYSCALL(NaClSysDup, NACL_sys_dup);
 117   NACL_REGISTER_SYSCALL(NaClSysDup2, NACL_sys_dup2);
 118   NACL_REGISTER_SYSCALL(NaClSysOpen, NACL_sys_open);
 119   NACL_REGISTER_SYSCALL(NaClSysClose, NACL_sys_close);
 120   NACL_REGISTER_SYSCALL(NaClSysRead, NACL_sys_read);
 121   NACL_REGISTER_SYSCALL(NaClSysWrite, NACL_sys_write);
 122   NACL_REGISTER_SYSCALL(NaClSysLseek, NACL_sys_lseek);
 123   NACL_REGISTER_SYSCALL(NaClSysFstat, NACL_sys_fstat);
 124   NACL_REGISTER_SYSCALL(NaClSysStat, NACL_sys_stat);
 125   NACL_REGISTER_SYSCALL(NaClSysGetdents, NACL_sys_getdents);
 126   NACL_REGISTER_SYSCALL(NaClSysIsatty, NACL_sys_isatty);
 127   NACL_REGISTER_SYSCALL(NaClSysBrk, NACL_sys_brk);
 128   NACL_REGISTER_SYSCALL(NaClSysMmap, NACL_sys_mmap);
 129   NACL_REGISTER_SYSCALL(NaClSysMprotect, NACL_sys_mprotect);
 130   NACL_REGISTER_SYSCALL(NaClSysListMappings, NACL_sys_list_mappings);
 131   NACL_REGISTER_SYSCALL(NaClSysMunmap, NACL_sys_munmap);
 132   NACL_REGISTER_SYSCALL(NaClSysExit, NACL_sys_exit);
 133   NACL_REGISTER_SYSCALL(NaClSysGetpid, NACL_sys_getpid);
 134   NACL_REGISTER_SYSCALL(NaClSysThreadExit, NACL_sys_thread_exit);
 135   NACL_REGISTER_SYSCALL(NaClSysGetTimeOfDay, NACL_sys_gettimeofday);
 136   NACL_REGISTER_SYSCALL(NaClSysClock, NACL_sys_clock);
 137   NACL_REGISTER_SYSCALL(NaClSysNanosleep, NACL_sys_nanosleep);
 138   NACL_REGISTER_SYSCALL(NaClSysClockGetRes, NACL_sys_clock_getres);
 139   NACL_REGISTER_SYSCALL(NaClSysClockGetTime, NACL_sys_clock_gettime);
 140   NACL_REGISTER_SYSCALL(NaClSysMkdir, NACL_sys_mkdir);
 141   NACL_REGISTER_SYSCALL(NaClSysRmdir, NACL_sys_rmdir);
 142   NACL_REGISTER_SYSCALL(NaClSysChdir, NACL_sys_chdir);
 143   NACL_REGISTER_SYSCALL(NaClSysGetcwd, NACL_sys_getcwd);
 144   NACL_REGISTER_SYSCALL(NaClSysUnlink, NACL_sys_unlink);
 145   NACL_REGISTER_SYSCALL(NaClSysTruncate, NACL_sys_truncate);
 146   NACL_REGISTER_SYSCALL(NaClSysLstat, NACL_sys_lstat);
 147   NACL_REGISTER_SYSCALL(NaClSysLink, NACL_sys_link);
 148   NACL_REGISTER_SYSCALL(NaClSysRename, NACL_sys_rename);
 149   NACL_REGISTER_SYSCALL(NaClSysSymlink, NACL_sys_symlink);
 150   NACL_REGISTER_SYSCALL(NaClSysChmod, NACL_sys_chmod);
 151   NACL_REGISTER_SYSCALL(NaClSysAccess, NACL_sys_access);
 152   NACL_REGISTER_SYSCALL(NaClSysReadlink, NACL_sys_readlink);
 153   NACL_REGISTER_SYSCALL(NaClSysUtimes, NACL_sys_utimes);
 154   NACL_REGISTER_SYSCALL(NaClSysPRead, NACL_sys_pread);
 155   NACL_REGISTER_SYSCALL(NaClSysPWrite, NACL_sys_pwrite);
 156   NACL_REGISTER_SYSCALL(NaClSysImcMakeBoundSock, NACL_sys_imc_makeboundsock);
 157   NACL_REGISTER_SYSCALL(NaClSysImcAccept, NACL_sys_imc_accept);
 158   NACL_REGISTER_SYSCALL(NaClSysImcConnect, NACL_sys_imc_connect);
 159   NACL_REGISTER_SYSCALL(NaClSysImcSendmsg, NACL_sys_imc_sendmsg);
 160   NACL_REGISTER_SYSCALL(NaClSysImcRecvmsg, NACL_sys_imc_recvmsg);
 161   NACL_REGISTER_SYSCALL(NaClSysImcMemObjCreate, NACL_sys_imc_mem_obj_create);
 162   NACL_REGISTER_SYSCALL(NaClSysTlsInit, NACL_sys_tls_init);
 163   NACL_REGISTER_SYSCALL(NaClSysThreadCreate, NACL_sys_thread_create);
 164   NACL_REGISTER_SYSCALL(NaClSysTlsGet, NACL_sys_tls_get);
 165   NACL_REGISTER_SYSCALL(NaClSysThreadNice, NACL_sys_thread_nice);
 166   NACL_REGISTER_SYSCALL(NaClSysMutexCreate, NACL_sys_mutex_create);
 167   NACL_REGISTER_SYSCALL(NaClSysMutexLock, NACL_sys_mutex_lock);
 168   NACL_REGISTER_SYSCALL(NaClSysMutexUnlock, NACL_sys_mutex_unlock);
 169   NACL_REGISTER_SYSCALL(NaClSysMutexTrylock, NACL_sys_mutex_trylock);
 170   NACL_REGISTER_SYSCALL(NaClSysCondCreate, NACL_sys_cond_create);
 171   NACL_REGISTER_SYSCALL(NaClSysCondWait, NACL_sys_cond_wait);
 172   NACL_REGISTER_SYSCALL(NaClSysCondSignal, NACL_sys_cond_signal);
 173   NACL_REGISTER_SYSCALL(NaClSysCondBroadcast, NACL_sys_cond_broadcast);
 174   NACL_REGISTER_SYSCALL(NaClSysCondTimedWaitAbs, NACL_sys_cond_timed_wait_abs);
 175   NACL_REGISTER_SYSCALL(NaClSysImcSocketPair, NACL_sys_imc_socketpair);
 176   NACL_REGISTER_SYSCALL(NaClSysSemCreate, NACL_sys_sem_create);
 177   NACL_REGISTER_SYSCALL(NaClSysSemWait, NACL_sys_sem_wait);
 178   NACL_REGISTER_SYSCALL(NaClSysSemPost, NACL_sys_sem_post);
 179   NACL_REGISTER_SYSCALL(NaClSysSemGetValue, NACL_sys_sem_get_value);
 180   NACL_REGISTER_SYSCALL(NaClSysSchedYield, NACL_sys_sched_yield);
 181   NACL_REGISTER_SYSCALL(NaClSysSysconf, NACL_sys_sysconf);
 182   NACL_REGISTER_SYSCALL(NaClSysDyncodeCreate, NACL_sys_dyncode_create);
 183   NACL_REGISTER_SYSCALL(NaClSysDyncodeModify, NACL_sys_dyncode_modify);
 184   NACL_REGISTER_SYSCALL(NaClSysDyncodeDelete, NACL_sys_dyncode_delete);
 185   NACL_REGISTER_SYSCALL(NaClSysSecondTlsSet, NACL_sys_second_tls_set);
 186   NACL_REGISTER_SYSCALL(NaClSysSecondTlsGet, NACL_sys_second_tls_get);
 187   NACL_REGISTER_SYSCALL(NaClSysExceptionHandler, NACL_sys_exception_handler);
 188   NACL_REGISTER_SYSCALL(NaClSysExceptionStack, NACL_sys_exception_stack);
 189   NACL_REGISTER_SYSCALL(NaClSysExceptionClearFlag,
 190                         NACL_sys_exception_clear_flag);
 191   NACL_REGISTER_SYSCALL(NaClSysTestInfoLeak, NACL_sys_test_infoleak);
 192   NACL_REGISTER_SYSCALL(NaClSysTestCrash, NACL_sys_test_crash);
 193   NACL_REGISTER_SYSCALL(NaClSysFutexWaitAbs, NACL_sys_futex_wait_abs);
 194   NACL_REGISTER_SYSCALL(NaClSysFutexWake, NACL_sys_futex_wake);
 195   NACL_REGISTER_SYSCALL(NaClSysGetRandomBytes, NACL_sys_get_random_bytes);
 196 }
 197
 198 static void SyscallTableInitEmpty(void) {
 199   int i;
 200   for (i = 0; i < NACL_MAX_SYSCALLS; ++i) {
 201     nacl_syscall[i].handler = &NaClSysNotImplementedDecoder;
 202   }
 203 }
 204
 205 void NaClSyscallTableInit(void) {
 206   SyscallTableInitEmpty();
 207   RegisterSyscalls();
 208 }