| /******************************************************************************* |
| * Copyright (C) 2004-2006 Intel Corp. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * |
| * - 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. |
| * |
| * - Neither the name of Intel Corp. nor the names of its |
| * contributors may be used to endorse or promote products derived from this |
| * software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS 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 Intel Corp. OR THE 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. |
| *******************************************************************************/ |
| |
| /** |
| * @author Anas Nashif |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include <wsman_config.h> |
| #endif |
| |
| |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <ctype.h> |
| |
| #include <u/pthreadx.h> |
| #include <u/lock.h> |
| #include <u/memory.h> |
| |
| |
| #ifndef WIN32 |
| extern int pthread_mutexattr_settype(pthread_mutexattr_t *attr, int type); |
| #endif |
| |
| #if defined (__SVR4) && defined (__sun) |
| #define PTHREAD_MUTEX_RECURSIVE_NP PTHREAD_MUTEX_RECURSIVE |
| #endif |
| |
| void u_init_lock(void *data) |
| { |
| pthread_mutexattr_t attr; |
| pthread_mutexattr_init( &attr ); |
| pthread_mutexattr_settype( &attr, PTHREAD_MUTEX_RECURSIVE_NP ); |
| if ( data != NULL ) |
| pthread_mutex_init((pthread_mutex_t*)data, &attr); |
| } |
| |
| int u_try_lock(void* data) |
| { |
| int try = 0; |
| if ( data ) |
| { |
| try = pthread_mutex_trylock( (pthread_mutex_t*)data ); |
| } |
| return try; |
| } |
| |
| void u_lock(void* data) |
| { |
| if ( data ) |
| { |
| pthread_mutex_lock( (pthread_mutex_t*)data ); |
| } |
| } |
| |
| |
| void u_destroy_lock(void* data) |
| { |
| if ( data ) |
| { |
| pthread_mutex_destroy((pthread_mutex_t*)data); |
| } |
| } |
| |
| void u_unlock(void* data) |
| { |
| if ( data ) |
| { |
| pthread_mutex_unlock((pthread_mutex_t*)data); |
| } |
| } |
| |
| |
| |