2 * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 * @file read_write_mutex.cpp
18 * @author Przemyslaw Dobrowolski (p.dobrowolsk@samsung.com)
20 * @brief This file is the implementation file of read write mutex
23 #include <dpl/read_write_mutex.h>
24 #include <dpl/assert.h>
27 ReadWriteMutex::ReadWriteMutex()
29 if (pthread_rwlock_init(&m_rwlock, NULL) != 0) {
30 Throw(Exception::CreateFailed);
34 ReadWriteMutex::~ReadWriteMutex()
36 if (pthread_rwlock_destroy(&m_rwlock) != 0) {
37 Throw(Exception::DestroyFailed);
41 void ReadWriteMutex::ReadLock() const
43 if (pthread_rwlock_rdlock(&m_rwlock) != 0) {
44 Throw(Exception::ReadLockFailed);
48 void ReadWriteMutex::WriteLock() const
50 if (pthread_rwlock_wrlock(&m_rwlock) != 0) {
51 Throw(Exception::WriteLockFailed);
55 void ReadWriteMutex::Unlock() const
57 if (pthread_rwlock_unlock(&m_rwlock) != 0) {
58 Throw(Exception::UnlockFailed);
62 ReadWriteMutex::ScopedReadLock::ScopedReadLock(ReadWriteMutex *mutex) :
65 Assert(mutex != NULL);
69 ReadWriteMutex::ScopedReadLock::~ScopedReadLock()
74 ReadWriteMutex::ScopedWriteLock::ScopedWriteLock(ReadWriteMutex *mutex) :
77 Assert(mutex != NULL);
81 ReadWriteMutex::ScopedWriteLock::~ScopedWriteLock()