1 /* 2 * 3 * Copyright (c) International Business Machines Corp., 2001 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See 13 * the GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 18 */ 19 20 /* 21 * ipcshm.h - common definitions for the IPC shared memory tests 22 */ 23 24 #ifndef __IPCSHM_H 25 #define __IPCSHM_H 26 27 #include <errno.h> 28 #include <sys/wait.h> 29 #include <sys/ipc.h> 30 #include <sys/shm.h> 31 32 #include "test.h" 33 34 void cleanup(void); 35 void setup(void); 36 37 #define SHM_RD 0400 38 #define SHM_WR 0200 39 #define SHM_RW SHM_RD | SHM_WR 40 41 #define SHM_SIZE 2048 /* a resonable size for a memory segment */ 42 #define INT_SIZE 4 /* instead of sizeof(int) */ 43 44 #define MODE_MASK 0x01FF /* to get the lower nine permission bits */ 45 /* from shmid_ds.ipc_perm.mode */ 46 47 key_t shmkey; /* an IPC key generated by ftok() */ 48 49 void rm_shm(int shm_id); 50 51 int getipckey(); 52 int getuserid(char*); 53 54 #endif /* ipcshm.h */ 55