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/*
* Mutex functions
*
* Copyright (C) 2012-2018, Joachim Metz <joachim.metz@gmail.com>
*
* Refer to AUTHORS for acknowledgements.
*
* This software 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 3 of the License, or
* (at your option) any later version.
*
* This software 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 General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this software. If not, see <http://www.gnu.org/licenses/>.
*/
#if !defined( _LIBCTHREADS_INTERNAL_MUTEX_H )
#define _LIBCTHREADS_INTERNAL_MUTEX_H
#include <common.h>
#include <types.h>
#if defined( HAVE_PTHREAD_H ) && !defined( WINAPI )
#include <pthread.h>
#endif
#include "libcthreads_extern.h"
#include "libcthreads_libcerror.h"
#include "libcthreads_types.h"
#if defined( __cplusplus )
extern "C" {
#endif
#if !defined( HAVE_LOCAL_LIBCTHREADS ) || defined( HAVE_MULTI_THREAD_SUPPORT )
typedef struct libcthreads_internal_mutex libcthreads_internal_mutex_t;
struct libcthreads_internal_mutex
{
#if defined( WINAPI ) && ( WINVER >= 0x0600 )
/* The critical section
*/
CRITICAL_SECTION critical_section;
#elif defined( WINAPI )
/* The mutex handle
*/
HANDLE mutex_handle;
#elif defined( HAVE_PTHREAD_H )
/* The mutex
*/
pthread_mutex_t mutex;
#else
#error Missing mutex type
#endif
};
LIBCTHREADS_EXTERN \
int libcthreads_mutex_initialize(
libcthreads_mutex_t **mutex,
libcerror_error_t **error );
LIBCTHREADS_EXTERN \
int libcthreads_mutex_free(
libcthreads_mutex_t **mutex,
libcerror_error_t **error );
LIBCTHREADS_EXTERN \
int libcthreads_mutex_grab(
libcthreads_mutex_t *mutex,
libcerror_error_t **error );
LIBCTHREADS_EXTERN \
int libcthreads_mutex_try_grab(
libcthreads_mutex_t *mutex,
libcerror_error_t **error );
LIBCTHREADS_EXTERN \
int libcthreads_mutex_release(
libcthreads_mutex_t *mutex,
libcerror_error_t **error );
#endif /* !defined( HAVE_LOCAL_LIBCTHREADS ) || defined( HAVE_MULTI_THREAD_SUPPORT ) */
#if defined( __cplusplus )
}
#endif
#endif /* !defined( _LIBCTHREADS_INTERNAL_MUTEX_H ) */
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