libvirt/src/locking/lock_daemon.h
2012-12-21 11:19:49 +00:00

57 lines
1.7 KiB
C

/*
* lock_daemon.h: lock management daemon
*
* Copyright (C) 2006-2012 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; If not, see
* <http://www.gnu.org/licenses/>.
*
* Author: Daniel P. Berrange <berrange@redhat.com>
*/
#ifndef __VIR_LOCK_DAEMON_H__
# define __VIR_LOCK_DAEMON_H__
# include "virlockspace.h"
# include "virthread.h"
typedef struct _virLockDaemon virLockDaemon;
typedef virLockDaemon *virLockDaemonPtr;
typedef struct _virLockDaemonClient virLockDaemonClient;
typedef virLockDaemonClient *virLockDaemonClientPtr;
struct _virLockDaemonClient {
virMutex lock;
bool restricted;
pid_t ownerPid;
char *ownerName;
unsigned char ownerUUID[VIR_UUID_BUFLEN];
unsigned int ownerId;
pid_t clientPid;
};
extern virLockDaemonPtr lockDaemon;
int virLockDaemonAddLockSpace(virLockDaemonPtr lockd,
const char *path,
virLockSpacePtr lockspace);
virLockSpacePtr virLockDaemonFindLockSpace(virLockDaemonPtr lockd,
const char *path);
#endif /* __VIR_LOCK_DAEMON_H__ */