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Diffstat (limited to 'kernel/tests/include/ipcmsg.h')
-rw-r--r-- | kernel/tests/include/ipcmsg.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/kernel/tests/include/ipcmsg.h b/kernel/tests/include/ipcmsg.h new file mode 100644 index 0000000..d89894b --- /dev/null +++ b/kernel/tests/include/ipcmsg.h @@ -0,0 +1,68 @@ +/* + * + * Copyright (c) International Business Machines Corp., 2001 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See + * the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* + * ipcmsg.h - common definitions for the IPC message tests. + */ + +#ifndef __IPCMSG_H +#define __IPCMSG_H 1 + +#include <errno.h> +#include <sys/ipc.h> +#include <sys/msg.h> +#include <sys/types.h> + +#include "test.h" + +void cleanup(void); +void setup(void); + +#define MSG_RD 0400 /* read permission for the queue */ +#define MSG_WR 0200 /* write permission for the queue */ +#define MSG_RW MSG_RD | MSG_WR + +#define MSGSIZE 1024 /* a resonable size for a message */ +#define MSGTYPE 1 /* a type ID for a message */ + +#define NR_MSGQUEUES 16 /* MSGMNI as defined in linux/msg.h */ + +#define min(a, b) (((a) < (b)) ? (a) : (b)) + +typedef struct mbuf { /* a generic message structure */ + long mtype; + char mtext[MSGSIZE + 1]; /* add 1 here so the message can be 1024 */ +} MSGBUF; /* characters long with a '\0' termination */ + +#ifdef LIBIPC +key_t msgkey; /* the ftok() generated message key */ +#else +extern key_t msgkey; /* the ftok() generated message key */ +#endif + +void init_buf(MSGBUF *, int, int); +void rm_queue(int); + +key_t getipckey(); +int getuserid(char *); + +int get_max_msgqueues(void); +int get_used_msgqueues(void); + +#endif /* ipcmsg.h */ |