arch/x86/ia32/ipc32.c

   1 #include <linux/kernel.h>
   2 #include <linux/spinlock.h>
   3 #include <linux/list.h>
   4 #include <linux/syscalls.h>
   5 #include <linux/time.h>
   6 #include <linux/sem.h>
   7 #include <linux/msg.h>
   8 #include <linux/shm.h>
   9 #include <linux/ipc.h>
  10 #include <linux/compat.h>
  11
  12 asmlinkage long sys32_ipc(u32 call, int first, int second, int third,
  13                           compat_uptr_t ptr, u32 fifth)
  14 {
  15         int version;
  16
  17         version = call >> 16; /* hack for backward compatibility */
  18         call &= 0xffff;
  19
  20         switch (call) {
  21         case SEMOP:
  22                 /* struct sembuf is the same on 32 and 64bit :)) */
  23                 return sys_semtimedop(first, compat_ptr(ptr), second, NULL);
  24         case SEMTIMEDOP:
  25                 return compat_sys_semtimedop(first, compat_ptr(ptr), second,
  26                                                 compat_ptr(fifth));
  27         case SEMGET:
  28                 return sys_semget(first, second, third);
  29         case SEMCTL:
  30                 return compat_sys_semctl(first, second, third, compat_ptr(ptr));
  31
  32         case MSGSND:
  33                 return compat_sys_msgsnd(first, second, third, compat_ptr(ptr));
  34         case MSGRCV:
  35                 return compat_sys_msgrcv(first, second, fifth, third,
  36                                          version, compat_ptr(ptr));
  37         case MSGGET:
  38                 return sys_msgget((key_t) first, second);
  39         case MSGCTL:
  40                 return compat_sys_msgctl(first, second, compat_ptr(ptr));
  41
  42         case SHMAT:
  43                 return compat_sys_shmat(first, second, third, version,
  44                                         compat_ptr(ptr));
  45         case SHMDT:
  46                 return sys_shmdt(compat_ptr(ptr));
  47         case SHMGET:
  48                 return sys_shmget(first, (unsigned)second, third);
  49         case SHMCTL:
  50                 return compat_sys_shmctl(first, second, compat_ptr(ptr));
  51         }
  52         return -ENOSYS;
  53 }