arch/x86_64/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 #include <asm-i386/ipc.h>
  13
  14 asmlinkage long
  15 sys32_ipc(u32 call, int first, int second, int third,
  16                 compat_uptr_t ptr, u32 fifth)
  17 {
  18         int version;
  19
  20         version = call >> 16; /* hack for backward compatibility */
  21         call &= 0xffff;
  22
  23         switch (call) {
  24               case SEMOP:
  25                 /* struct sembuf is the same on 32 and 64bit :)) */
  26                 return sys_semtimedop(first, compat_ptr(ptr), second, NULL);
  27               case SEMTIMEDOP:
  28                 return compat_sys_semtimedop(first, compat_ptr(ptr), second,
  29                                                 compat_ptr(fifth));
  30               case SEMGET:
  31                 return sys_semget(first, second, third);
  32               case SEMCTL:
  33                 return compat_sys_semctl(first, second, third, compat_ptr(ptr));
  34
  35               case MSGSND:
  36                 return compat_sys_msgsnd(first, second, third, compat_ptr(ptr));
  37               case MSGRCV:
  38                 return compat_sys_msgrcv(first, second, fifth, third,
  39                                          version, compat_ptr(ptr));
  40               case MSGGET:
  41                 return sys_msgget((key_t) first, second);
  42               case MSGCTL:
  43                 return compat_sys_msgctl(first, second, compat_ptr(ptr));
  44
  45               case SHMAT:
  46                 return compat_sys_shmat(first, second, third, version,
  47                                         compat_ptr(ptr));
  48                 break;
  49               case SHMDT:
  50                 return sys_shmdt(compat_ptr(ptr));
  51               case SHMGET:
  52                 return sys_shmget(first, (unsigned)second, third);
  53               case SHMCTL:
  54                 return compat_sys_shmctl(first, second, compat_ptr(ptr));
  55         }
  56         return -ENOSYS;
  57 }