CPluginMutex::~CPluginMutex()
{
if (m_errorSubidBase != PLUGIN_ERROR_MUTEX_DEBUG_FILE)
{
DEBUG_MUTEX("Mutex::Release name:" + m_name)
}
if (m_isLocked)
{
m_isLocked = false;
}
if (m_hMutex)
{
if (!::ReleaseMutex(m_hMutex))
{
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_RELEASE + m_errorSubidBase, "Mutex::ReleaseMutex");
}
}
m_hMutex = NULL;
}
CPluginMutex::CPluginMutex(const CString& name, int errorSubidBase) : m_isLocked(false), m_errorSubidBase(errorSubidBase), m_name(name)
{
if (m_errorSubidBase != PLUGIN_ERROR_MUTEX_DEBUG_FILE)
{
DEBUG_MUTEX("Mutex::Create name:" + name)
}
m_hMutex = ::CreateMutex(NULL, FALSE, "Global\\AdblockPlus" + name);
if (m_hMutex == NULL)
{
DWORD error = GetLastError();
m_hMutex = OpenMutex(MUTEX_ALL_ACCESS, FALSE, "Global\\AdblockPlus" + name);
if (m_hMutex == NULL)
{
m_hMutex = ::CreateMutex(NULL, FALSE, "Local\\AdblockPlus" + name);
if (m_hMutex == NULL)
{
m_hMutex = OpenMutex(NULL, FALSE, "Local\\AdblockPlus" + name);
if (m_hMutex == NULL)
{
DWORD error = GetLastError();
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_CREATE + m_errorSubidBase, "Mutex::CreateMutex");
}
}
else
{
switch (::WaitForSingleObject(m_hMutex, 3000))
{
// The thread got ownership of the mutex
case WAIT_OBJECT_0:
m_isLocked = true;
break;
case WAIT_TIMEOUT:
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_WAIT_TIMEOUT + m_errorSubidBase, "Mutex::CreateMutex - Timeout");
m_hMutex = NULL;
break;
case WAIT_FAILED:
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_WAIT + m_errorSubidBase, "Mutex::CreateMutex - Wait error");
break;
}
}
}
}
else
{
switch (::WaitForSingleObject(m_hMutex, 3000))
{
// The thread got ownership of the mutex
case WAIT_OBJECT_0:
m_isLocked = true;
break;
case WAIT_TIMEOUT:
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_WAIT_TIMEOUT + m_errorSubidBase, "Mutex::CreateMutex - Timeout");
m_hMutex = NULL;
break;
case WAIT_FAILED:
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_WAIT + m_errorSubidBase, "Mutex::CreateMutex - Wait error");
break;
}
}
}
CPluginMutex::CPluginMutex(const std::wstring& name, int errorSubidBase)
: m_isLocked(false), m_errorSubidBase(errorSubidBase), system_name(L"Global\\AdblockPlus" + name)
{
if (m_errorSubidBase != PLUGIN_ERROR_MUTEX_DEBUG_FILE)
{
DEBUG_MUTEX(L"Mutex::Create name:" + name)
}
m_hMutex = CreateMutexW(NULL, FALSE, system_name.c_str());
if (m_hMutex == NULL)
{
DWORD error = GetLastError();
m_hMutex = OpenMutexW(MUTEX_ALL_ACCESS, FALSE, system_name.c_str());
if (m_hMutex == NULL)
{
system_name = L"Local\\AdblockPlus" + name;
m_hMutex = CreateMutexW(NULL, FALSE, system_name.c_str());
if (m_hMutex == NULL)
{
m_hMutex = OpenMutexW(NULL, FALSE, system_name.c_str());
if (m_hMutex == NULL)
{
DWORD error = GetLastError();
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_CREATE + m_errorSubidBase, "Mutex::CreateMutex");
}
}
else
// TODO: Combine this block with identical one below.
{
switch (::WaitForSingleObject(m_hMutex, 3000))
{
// The thread got ownership of the mutex
case WAIT_OBJECT_0:
m_isLocked = true;
break;
case WAIT_TIMEOUT:
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_WAIT_TIMEOUT + m_errorSubidBase, "Mutex::CreateMutex - Timeout");
m_hMutex = NULL;
break;
case WAIT_FAILED:
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_WAIT + m_errorSubidBase, "Mutex::CreateMutex - Wait error");
break;
}
}
}
}
else
// TODO: Combine this block with identical one above.
{
switch (::WaitForSingleObject(m_hMutex, 3000))
{
// The thread got ownership of the mutex
case WAIT_OBJECT_0:
m_isLocked = true;
break;
case WAIT_TIMEOUT:
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_WAIT_TIMEOUT + m_errorSubidBase, "Mutex::CreateMutex - Timeout");
m_hMutex = NULL;
break;
case WAIT_FAILED:
DEBUG_ERROR_LOG(::GetLastError(), PLUGIN_ERROR_MUTEX, PLUGIN_ERROR_MUTEX_WAIT + m_errorSubidBase, "Mutex::CreateMutex - Wait error");
break;
}
}
}
