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/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2000 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
#ifndef LOCKS_H
#define LOCKS_H
#include <kernel/OS.h>
#include "apr_lock.h"
#include "apr_file_io.h"
#include "apr_general.h"
#include "apr_lib.h"
struct apr_lock_t {
apr_pool_t *cntxt;
apr_locktype_e type;
apr_lockscope_e scope;
int curr_locked;
char *fname;
/* Inter proc */
sem_id sem_interproc;
int32 ben_interproc;
/* Intra Proc */
sem_id sem_intraproc;
int32 ben_intraproc;
};
apr_status_t create_intra_lock(struct apr_lock_t *new);
apr_status_t lock_intra(struct apr_lock_t *lock);
apr_status_t unlock_intra(struct apr_lock_t *lock);
apr_status_t destroy_intra_lock(struct apr_lock_t *lock);
apr_status_t create_inter_lock(struct apr_lock_t *new);
apr_status_t lock_inter(struct apr_lock_t *lock);
apr_status_t unlock_inter(struct apr_lock_t *lock);
apr_status_t destroy_inter_lock(struct apr_lock_t *lock);
apr_status_t child_init_lock(struct apr_lock_t **lock, apr_pool_t *cont,
const char *fname);
#endif /* LOCKS_H */
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