/* Message queue control operation. */
int msgctl(int msqid, int cmd, struct msqid_ds *buf)
{
#ifdef __NR_msgctl
return __libc_msgctl(msqid, cmd | __IPC_64, buf);
#else
return __syscall_ipc(IPCOP_msgctl, msqid, cmd | __IPC_64, 0, buf, 0);
#endif
}
int shmctl(int shmid, int cmd, struct shmid_ds *buf)
{
#ifdef __NR_shmctl
return __syscall_shmctl(shmid, cmd | __IPC_64, buf);
#else
return __syscall_ipc(IPCOP_shmctl, shmid, cmd | __IPC_64, 0, buf, 0);
#endif
}
void * shmat (int shmid, const void *shmaddr, int shmflg)
{
int retval;
unsigned long raddr;
retval = __syscall_ipc(IPCOP_shmat, shmid, shmflg, (int) &raddr, (void *) shmaddr, 0);
return ((unsigned long int) retval > -(unsigned long int) SHMLBA
? (void *) retval : (void *) raddr);
}
/* Get messages queue. */
int msgget (key_t key, int msgflg)
{
return __syscall_ipc(IPCOP_msgget ,key ,msgflg ,0 ,0, 0);
}
int shmget (key_t key, size_t size, int shmflg)
{
return __syscall_ipc(IPCOP_shmget, key, size, shmflg, NULL, 0);
}
int shmdt (const void *shmaddr)
{
return __syscall_ipc(IPCOP_shmdt, 0, 0, 0, (void *) shmaddr, 0);
}