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0b5c4a601a
Autobuild-User: Michael Adam <obnox@samba.org> Autobuild-Date: Fri Jul 29 13:34:22 CEST 2011 on sn-devel-104
60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
/*
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Unix SMB/CIFS implementation.
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global locks based on dbwrap and messaging
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Copyright (C) 2009 by Volker Lendecke
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _G_LOCK_H_
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#define _G_LOCK_H_
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#include "dbwrap/dbwrap.h"
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struct g_lock_ctx;
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enum g_lock_type {
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G_LOCK_READ = 0,
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G_LOCK_WRITE = 1,
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};
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/*
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* Or'ed with g_lock_type
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*/
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#define G_LOCK_PENDING (2)
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struct g_lock_ctx *g_lock_ctx_init(TALLOC_CTX *mem_ctx,
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struct messaging_context *msg);
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NTSTATUS g_lock_lock(struct g_lock_ctx *ctx, const char *name,
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enum g_lock_type lock_type, struct timeval timeout);
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NTSTATUS g_lock_unlock(struct g_lock_ctx *ctx, const char *name);
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NTSTATUS g_lock_get(struct g_lock_ctx *ctx, const char *name,
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struct server_id *pid);
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NTSTATUS g_lock_do(const char *name, enum g_lock_type lock_type,
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struct timeval timeout, struct server_id self,
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void (*fn)(void *private_data), void *private_data);
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int g_lock_locks(struct g_lock_ctx *ctx,
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int (*fn)(const char *name, void *private_data),
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void *private_data);
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NTSTATUS g_lock_dump(struct g_lock_ctx *ctx, const char *name,
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int (*fn)(struct server_id pid,
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enum g_lock_type lock_type,
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void *private_data),
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void *private_data);
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#endif
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