xref: /freebsd/contrib/sendmail/include/sm/shm.h (revision 2fb4f839f3fc72ce2bab12f9ba4760f97f73e97f)
140266059SGregory Neil Shapiro /*
25dd76dd0SGregory Neil Shapiro  * Copyright (c) 2000-2003, 2005 Proofpoint, Inc. and its suppliers.
340266059SGregory Neil Shapiro  *      All rights reserved.
440266059SGregory Neil Shapiro  *
540266059SGregory Neil Shapiro  * By using this file, you agree to the terms and conditions set
640266059SGregory Neil Shapiro  * forth in the LICENSE file which can be found at the top level of
740266059SGregory Neil Shapiro  * the sendmail distribution.
840266059SGregory Neil Shapiro  *
94313cc83SGregory Neil Shapiro  *	$Id: shm.h,v 1.12 2013-11-22 20:51:31 ca Exp $
1040266059SGregory Neil Shapiro  */
1140266059SGregory Neil Shapiro 
1240266059SGregory Neil Shapiro #ifndef SM_SHM_H
1340266059SGregory Neil Shapiro # define SM_SHM_H
1440266059SGregory Neil Shapiro 
1540266059SGregory Neil Shapiro # if SM_CONF_SHM
1640266059SGregory Neil Shapiro #  include <sys/types.h>
1740266059SGregory Neil Shapiro #  include <sys/ipc.h>
1840266059SGregory Neil Shapiro #  include <sys/shm.h>
1940266059SGregory Neil Shapiro 
2040266059SGregory Neil Shapiro /* # include "def.h"	*/
2140266059SGregory Neil Shapiro 
2240266059SGregory Neil Shapiro /* key for shared memory */
2340266059SGregory Neil Shapiro #  define SM_SHM_KEY	((key_t) 42)
2440266059SGregory Neil Shapiro 
2540266059SGregory Neil Shapiro /* return value for failed shmget() */
2640266059SGregory Neil Shapiro #  define SM_SHM_NULL	((void *) -1)
2794c01205SGregory Neil Shapiro #  define SM_SHM_NO_ID	(-2)
2840266059SGregory Neil Shapiro 
2940266059SGregory Neil Shapiro extern void *sm_shmstart __P((key_t, int , int , int *, bool));
3040266059SGregory Neil Shapiro extern int sm_shmstop __P((void *, int, bool));
31*2fb4f839SGregory Neil Shapiro extern int sm_shmsetowner __P((int, uid_t, gid_t, MODE_T));
3240266059SGregory Neil Shapiro 
33a7ec597cSGregory Neil Shapiro 
3440266059SGregory Neil Shapiro /* for those braindead systems... (e.g., SunOS 4) */
3540266059SGregory Neil Shapiro #  ifndef SHM_R
3640266059SGregory Neil Shapiro #   define SHM_R       0400
375b0945b5SGregory Neil Shapiro #  endif
3840266059SGregory Neil Shapiro #  ifndef SHM_W
3940266059SGregory Neil Shapiro #   define SHM_W       0200
405b0945b5SGregory Neil Shapiro #  endif
4140266059SGregory Neil Shapiro 
4240266059SGregory Neil Shapiro # endif /* SM_CONF_SHM */
4340266059SGregory Neil Shapiro #endif /* ! SM_SHM_H */
44