Current File : //usr/include/bind9/isc/mutexblock.h
/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, you can obtain one at https://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
#ifndef ISC_MUTEXBLOCK_H
#define ISC_MUTEXBLOCK_H 1
/*! \file isc/mutexblock.h */
#include <isc/lang.h>
#include <isc/mutex.h>
#include <isc/types.h>
ISC_LANG_BEGINDECLS
isc_result_t
isc_mutexblock_init(isc_mutex_t *block, unsigned int count);
/*%<
* Initialize a block of locks. If an error occurs all initialized locks
* will be destroyed, if possible.
*
* Requires:
*
*\li block != NULL
*
*\li count > 0
*
* Returns:
*
*\li Any code isc_mutex_init() can return is a valid return for this
* function.
*/
isc_result_t
isc_mutexblock_destroy(isc_mutex_t *block, unsigned int count);
/*%<
* Destroy a block of locks.
*
* Requires:
*
*\li block != NULL
*
*\li count > 0
*
*\li Each lock in the block be initialized via isc_mutex_init() or
* the whole block was initialized via isc_mutex_initblock().
*
* Returns:
*
*\li Any code isc_mutex_init() can return is a valid return for this
* function.
*/
ISC_LANG_ENDDECLS
#endif /* ISC_MUTEXBLOCK_H */
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