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Send data and link state from ISDN Layer 2 to Layer 3 withou holding locks. 

git-svn-id: http://voip.null.ro/svn/yate@2333 acf43c95-373e-0410-b603-e72c3f656dc1
This commit is contained in:
paulc 2008-11-12 14:44:20 +00:00
parent a42c59fd91
commit c5bd6cee80
1 changed files with 15 additions and 9 deletions
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24
libs/ysig/q921.cpp
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@ -1254,9 +1254,11 @@ void ISDNLayer2::multipleFrameReleased(bool confirmation, bool timeout)
// Data link state change command/response
void ISDNLayer2::dataLinkState(bool cmd, bool value)
{
Lock lock(m_layer3Mutex);
if (m_layer3)
m_layer3->dataLinkState(cmd,value,this);
m_layer3Mutex.lock();
RefPointer<ISDNLayer3> tmp = m_layer3;
m_layer3Mutex.unlock();
if (tmp)
tmp->dataLinkState(cmd,value,this);
else
Debug(this,DebugNote,"Data link notification. No Layer 3 attached");
}
@ -1264,9 +1266,11 @@ void ISDNLayer2::dataLinkState(bool cmd, bool value)
// Notify layer 3 of data link idle timeout
void ISDNLayer2::idleTimeout()
{
Lock lock(m_layer3Mutex);
if (m_layer3)
m_layer3->idleTimeout(this);
m_layer3Mutex.lock();
RefPointer<ISDNLayer3> tmp = m_layer3;
m_layer3Mutex.unlock();
if (tmp)
tmp->idleTimeout(this);
else
Debug(this,DebugNote,"Data link idle timeout. No Layer 3 attached");
}
@ -1274,9 +1278,11 @@ void ISDNLayer2::idleTimeout()
// Indication of received data
void ISDNLayer2::receiveData(const DataBlock& data, bool ack)
{
Lock lock(m_layer3Mutex);
if (m_layer3)
m_layer3->receiveData(data,ack,this);
m_layer3Mutex.lock();
RefPointer<ISDNLayer3> tmp = m_layer3;
m_layer3Mutex.unlock();
if (tmp)
tmp->receiveData(data,ack,this);
else
Debug(this,DebugNote,"Data received. No Layer 3 attached");
}