1*7c478bd9Sstevel@tonic-gate /* 2*7c478bd9Sstevel@tonic-gate * Copyright (c) 2000-2003, 2005 Sendmail, Inc. and its suppliers. 3*7c478bd9Sstevel@tonic-gate * All rights reserved. 4*7c478bd9Sstevel@tonic-gate * 5*7c478bd9Sstevel@tonic-gate * By using this file, you agree to the terms and conditions set 6*7c478bd9Sstevel@tonic-gate * forth in the LICENSE file which can be found at the top level of 7*7c478bd9Sstevel@tonic-gate * the sendmail distribution. 8*7c478bd9Sstevel@tonic-gate * 9*7c478bd9Sstevel@tonic-gate * $Id: shm.h,v 1.11 2005/01/13 22:57:04 ca Exp $ 10*7c478bd9Sstevel@tonic-gate */ 11*7c478bd9Sstevel@tonic-gate 12*7c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 13*7c478bd9Sstevel@tonic-gate 14*7c478bd9Sstevel@tonic-gate #ifndef SM_SHM_H 15*7c478bd9Sstevel@tonic-gate # define SM_SHM_H 16*7c478bd9Sstevel@tonic-gate 17*7c478bd9Sstevel@tonic-gate # if SM_CONF_SHM 18*7c478bd9Sstevel@tonic-gate # include <sys/types.h> 19*7c478bd9Sstevel@tonic-gate # include <sys/ipc.h> 20*7c478bd9Sstevel@tonic-gate # include <sys/shm.h> 21*7c478bd9Sstevel@tonic-gate 22*7c478bd9Sstevel@tonic-gate /* # include "def.h" */ 23*7c478bd9Sstevel@tonic-gate 24*7c478bd9Sstevel@tonic-gate /* key for shared memory */ 25*7c478bd9Sstevel@tonic-gate # define SM_SHM_KEY ((key_t) 42) 26*7c478bd9Sstevel@tonic-gate 27*7c478bd9Sstevel@tonic-gate /* return value for failed shmget() */ 28*7c478bd9Sstevel@tonic-gate # define SM_SHM_NULL ((void *) -1) 29*7c478bd9Sstevel@tonic-gate # define SM_SHM_NO_ID (-2) 30*7c478bd9Sstevel@tonic-gate 31*7c478bd9Sstevel@tonic-gate extern void *sm_shmstart __P((key_t, int , int , int *, bool)); 32*7c478bd9Sstevel@tonic-gate extern int sm_shmstop __P((void *, int, bool)); 33*7c478bd9Sstevel@tonic-gate extern int sm_shmsetowner __P((int, uid_t, gid_t, mode_t)); 34*7c478bd9Sstevel@tonic-gate 35*7c478bd9Sstevel@tonic-gate 36*7c478bd9Sstevel@tonic-gate /* for those braindead systems... (e.g., SunOS 4) */ 37*7c478bd9Sstevel@tonic-gate # ifndef SHM_R 38*7c478bd9Sstevel@tonic-gate # define SHM_R 0400 39*7c478bd9Sstevel@tonic-gate # endif /* SHM_R */ 40*7c478bd9Sstevel@tonic-gate # ifndef SHM_W 41*7c478bd9Sstevel@tonic-gate # define SHM_W 0200 42*7c478bd9Sstevel@tonic-gate # endif /* SHM_W */ 43*7c478bd9Sstevel@tonic-gate 44*7c478bd9Sstevel@tonic-gate # endif /* SM_CONF_SHM */ 45*7c478bd9Sstevel@tonic-gate #endif /* ! SM_SHM_H */ 46