1 /****************************************************************************** 2 * 3 * Copyright (C) 2015 Google, Inc. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 #define LOG_TAG "bt_osi_mutex" 20 21 #include <pthread.h> 22 23 #include "osi/include/mutex.h" 24 25 static pthread_mutex_t global_lock; 26 27 void mutex_init(void) { 28 pthread_mutexattr_t attr; 29 pthread_mutexattr_init(&attr); 30 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE_NP); 31 pthread_mutex_init(&global_lock, &attr); 32 } 33 34 void mutex_cleanup(void) { 35 pthread_mutex_destroy(&global_lock); 36 } 37 38 void mutex_global_lock(void) { 39 pthread_mutex_lock(&global_lock); 40 } 41 42 void mutex_global_unlock(void) { 43 pthread_mutex_unlock(&global_lock); 44 } 45
