135 lines
3.7 KiB
C++
135 lines
3.7 KiB
C++
/**
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* interface.cpp
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* This file is part of the YATE Project http://YATE.null.ro
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*
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* Yet Another Signalling Stack - implements the support for SS7, ISDN and PSTN
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*
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* Yet Another Telephony Engine - a fully featured software PBX and IVR
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* Copyright (C) 2004-2006 Null Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "yatesig.h"
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using namespace TelEngine;
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// SignallingInterface notification texts used to print debug
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TokenDict SignallingInterface::s_notifName[] = {
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{"LinkUp", LinkUp},
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{"LinkDown", LinkDown},
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{"HWError", HardwareError},
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{"TxClock", TxClockError},
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{"RxClock", RxClockError},
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{"Align", AlignError},
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{"CRC", CksumError},
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{"TxOversize", TxOversize},
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{"RxOversize", RxOversize},
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{"TxOverflow", TxOverflow},
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{"RxOverflow", RxOverflow},
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{"TxUnder", TxUnderrun},
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{"RxUnder", RxUnderrun},
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{0,0}
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};
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SignallingInterface::~SignallingInterface()
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{
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if (m_receiver)
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Debug(this,DebugGoOn,"Destroyed with receiver (%p) attached",m_receiver);
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}
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void SignallingInterface::attach(SignallingReceiver* receiver)
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{
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Lock lock(m_recvMutex);
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if (m_receiver == receiver)
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return;
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SignallingReceiver* tmp = m_receiver;
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m_receiver = receiver;
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lock.drop();
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if (tmp) {
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const char* name = 0;
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if (engine() && engine()->find(tmp)) {
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name = tmp->toString().safe();
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tmp->attach(0);
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}
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Debug(this,DebugAll,"Detached receiver (%p,'%s') [%p]",tmp,name,this);
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}
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if (!receiver)
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return;
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Debug(this,DebugAll,"Attached receiver (%p,'%s') [%p]",
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receiver,receiver->toString().safe(),this);
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insert(receiver);
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receiver->attach(this);
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}
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bool SignallingInterface::control(Operation oper, NamedList* params)
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{
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DDebug(this,DebugInfo,"Unhandled SignallingInterface::control(%d,%p) [%p]",
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oper,params,this);
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return false;
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}
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bool SignallingInterface::receivedPacket(const DataBlock& packet)
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{
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Lock lock(m_recvMutex);
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return m_receiver && m_receiver->receivedPacket(packet);
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}
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bool SignallingInterface::notify(Notification event)
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{
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Lock lock(m_recvMutex);
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return m_receiver && m_receiver->notify(event);
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}
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SignallingReceiver::~SignallingReceiver()
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{
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if (m_interface)
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Debug(this,DebugGoOn,"Destroyed with interface (%p) attached",m_interface);
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}
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void SignallingReceiver::attach(SignallingInterface* iface)
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{
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Lock lock(m_ifaceMutex);
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if (m_interface == iface)
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return;
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SignallingInterface* tmp = m_interface;
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m_interface = iface;
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lock.drop();
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if (tmp) {
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const char* name = 0;
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if (engine() && engine()->find(tmp)) {
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name = tmp->toString().safe();
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tmp->attach(0);
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}
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Debug(this,DebugAll,"Detached interface (%p,'%s') [%p]",tmp,name,this);
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}
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if (!iface)
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return;
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Debug(this,DebugAll,"Attached interface (%p,'%s') [%p]",
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iface,iface->toString().safe(),this);
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insert(iface);
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iface->attach(this);
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}
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bool SignallingReceiver::notify(SignallingInterface::Notification event)
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{
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DDebug(this,DebugInfo,"Unhandled SignallingReceiver::notify(%d) [%p]",event,this);
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return false;
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}
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/* vi: set ts=8 sw=4 sts=4 noet: */
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