syscalls/rt_sigaction.c

   1 /*
   2  * SYSCALL_DEFINE4(rt_sigaction, int, sig,
   3         const struct sigaction __user *, act,
   4         struct sigaction __user *, oact,
   5         size_t, sigsetsize)
   6  */
   7 #include <signal.h>
   8 #include <stdlib.h>
   9 #include "sanitise.h"
  10 #include "random.h"
  11 #include "shm.h"
  12
  13 void sanitise_rt_sigaction(int childno)
  14 {
  15         if (rand_bool())
  16                 shm->syscall[childno].a2 = 0;
  17
  18         if (rand_bool())
  19                 shm->syscall[childno].a3 = 0;
  20
  21         shm->syscall[childno].a4 = sizeof(sigset_t);
  22 }
  23
  24 struct syscallentry syscall_rt_sigaction = {
  25         .name = "rt_sigaction",
  26         .num_args = 4,
  27         .sanitise = sanitise_rt_sigaction,
  28         .arg1name = "sig",
  29         .arg1type = ARG_RANGE,
  30         .low1range = 0,
  31         .hi1range = _NSIG,
  32         .arg2name = "act",
  33         .arg2type = ARG_ADDRESS,
  34         .arg3name = "oact",
  35         .arg3type = ARG_ADDRESS,
  36         .arg4name = "sigsetsize",
  37 };