2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License (the "License").
2N/A * You may not use this file except in compliance with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A/*
2N/A * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
2N/A * Use is subject to license terms.
2N/A */
2N/A
2N/A#ifndef _CFG_LOCKD_H
2N/A#define _CFG_LOCKD_H
2N/A
2N/A#ifdef __cplusplus
2N/Aextern "C" {
2N/A#endif
2N/A
2N/Atypedef enum { LOCK_NOTLOCKED, /* Unlock message */
2N/A LOCK_READ, /* ask for read lock */
2N/A LOCK_WRITE, /* ask for write lock */
2N/A LOCK_LOCKED, /* lock has been taken */
2N/A LOCK_LOCKEDBY, /* who has lock? */
2N/A LOCK_STAT, /* ask daemon to print its state */
2N/A LOCK_ACK /* acknowledge a notlocked msg */
2N/A } cfglockd_t;
2N/A
2N/Atypedef struct sockaddr_in daemonaddr_t;
2N/A
2N/Astruct lock_msg {
2N/A int32_t message;
2N/A pid_t pid;
2N/A int32_t order;
2N/A uint8_t seq;
2N/A};
2N/A
2N/A#define CFG_PIDFILE "/var/tmp/.cfglockd.pid"
2N/A#define CFG_SERVER_PORT 50121u
2N/A#define CFG_LF_EOF -1
2N/A#define CFG_LF_OKAY 1
2N/A#define CFG_LF_AGAIN 0
2N/Avoid cfg_lfinit();
2N/Aint cfg_filelock(int segment, int flag);
2N/Aint cfg_fileunlock(int segment);
2N/Avoid cfg_readpid(int segment, pid_t *pidp);
2N/Avoid cfg_writepid(int segment, pid_t pid);
2N/Avoid cfg_enterpid();
2N/Aint cfg_lockd_init();
2N/Acfglockd_t cfg_lockedby(pid_t *);
2N/Avoid cfg_lockd_rdlock();
2N/Avoid cfg_lockd_wrlock();
2N/Avoid cfg_lockd_unlock();
2N/A
2N/A#ifdef __cplusplus
2N/A}
2N/A#endif
2N/A
2N/A#endif /* _CFG_LOCKD_H */