1/** @addtogroup MCD_MCDIMPL_DAEMON_SRV
2 * @{
3 * @file
4 *
5 * Thread implementation (pthread abstraction).
6 *
7 * <!-- Copyright Giesecke & Devrient GmbH 2009 - 2012 -->
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 3. The name of the author may not be used to endorse or promote
18 *    products derived from this software without specific prior
19 *    written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
22 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
23 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
25 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
27 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33#include "CThread.h"
34
35#include "log.h"
36
37
38//------------------------------------------------------------------------------
39CThread::CThread(void) :
40    m_terminate(false), m_isExiting(false)
41{
42    m_sem = new CSemaphore();
43}
44
45
46//------------------------------------------------------------------------------
47CThread::~CThread(
48    void
49)
50{
51    delete m_sem;
52}
53
54
55//------------------------------------------------------------------------------
56void CThread::terminate(
57    void
58)
59{
60    m_terminate = true;
61}
62
63
64//------------------------------------------------------------------------------
65bool CThread::isExiting(
66    void
67)
68{
69    return m_isExiting;
70}
71
72
73//------------------------------------------------------------------------------
74void CThread::setExiting(
75    void
76)
77{
78    m_isExiting = true;
79}
80
81
82//------------------------------------------------------------------------------
83void CThread::exit(
84    int32_t exitcode
85)
86{
87    setExiting();
88    pthread_exit((void *)exitcode);
89}
90
91
92//------------------------------------------------------------------------------
93bool CThread::shouldTerminate(
94    void
95)
96{
97    return m_terminate;
98}
99
100
101//------------------------------------------------------------------------------
102void CThread::start(
103    void
104)
105{
106    int ret;
107    ret = pthread_create(&m_thread, NULL, CThreadStartup, this);
108    if (0 != ret)
109        LOG_E("pthread_create failed with error code %d", ret);
110}
111
112
113//------------------------------------------------------------------------------
114void CThread::join(
115    void
116)
117{
118    int ret;
119    ret = pthread_join(m_thread, NULL);
120    if (0 != ret)
121        LOG_E("pthread_join failed with error code %d", ret);
122}
123
124
125//------------------------------------------------------------------------------
126void CThread::sleep(
127    void
128)
129{
130    m_sem->wait();
131}
132
133
134//------------------------------------------------------------------------------
135void CThread::wakeup(
136    void
137)
138{
139    m_sem->signal();
140}
141
142
143//------------------------------------------------------------------------------
144void *CThreadStartup(
145    void *_tgtObject
146)
147{
148    CThread *tgtObject = (CThread *) _tgtObject;
149    tgtObject->run();
150    return NULL;
151}
152
153/** @} */
154