reactos/rossubsys/posix/include/sys/ipc.h
Hermès Bélusca-Maïto 2ca9fcd3b0 Resuscitate POSIX subsystem from revision 21378.
svn path=/trunk/; revision=65460
2014-11-23 15:23:36 +00:00

65 lines
1.6 KiB
C

/* $Id: ipc.h,v 1.5 2002/10/29 04:45:19 rex Exp $
*/
/*
* sys/ipc.h
*
* interprocess communication access structure. Conforming to the Single
* UNIX(r) Specification Version 2, System Interface & Headers Issue 5
*
* This file is part of the ReactOS Operating System.
*
* Contributors:
* Created by KJK::Hyperion <noog@libero.it>
*
* THIS SOFTWARE IS NOT COPYRIGHTED
*
* This source code is offered for use in the public domain. You may
* use, modify or distribute it freely.
*
* This code is distributed in the hope that it will be useful but
* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
* DISCLAMED. This includes but is not limited to warranties of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
*/
#ifndef __SYS_IPC_H_INCLUDED__
#define __SYS_IPC_H_INCLUDED__
/* INCLUDES */
/* OBJECTS */
/* TYPES */
struct ipc_perm
{
uid_t uid; /* owner's user ID */
gid_t gid; /* owner's group ID */
uid_t cuid; /* creator's user ID */
gid_t cgid; /* creator's group ID */
mode_t mode; /* read/write permission */
};
/* CONSTANTS */
/* Mode bits */
#define IPC_CREAT (0x00000200) /* Create entry if key does not exist */
#define IPC_EXCL (0x00000400) /* Fail if key exists */
#define IPC_NOWAIT (0x00000800) /* Error if request must wait */
/* Keys */
#define IPC_PRIVATE (0xFFFFFFFF) /* Private key */
/* Control commands */
#define IPC_RMID (1) /* Remove identifier */
#define IPC_SET (2) /* Set options */
#define IPC_STAT (3) /* Get options */
/* PROTOTYPES */
key_t ftok(const char *, int);
/* MACROS */
#endif /* __SYS_IPC_H_INCLUDED__ */
/* EOF */