74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
/**
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* layer4.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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#include <stdlib.h>
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using namespace TelEngine;
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SS7Layer4::SS7Layer4(unsigned char sio, const NamedList* params)
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: SignallingComponent("SS7Layer4"),
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m_sio(sio), m_l3Mutex(true,"SS7Layer4::layer3"), m_layer3(0)
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{
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if (!params)
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return;
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m_sio = (params->getIntValue("service",sio & 0x0f) & 0x0f)
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| (SS7MSU::getPriority(params->getValue("priority"),sio & 0x30) & 0x30)
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}
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void SS7Layer4::attach(SS7Layer3* network)
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{
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Lock lock(m_l3Mutex);
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if (m_layer3 == network)
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return;
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SS7Layer3* tmp = m_layer3;
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m_layer3 = network;
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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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if (tmp->getObject("SS7Router"))
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(static_cast<SS7Router*>(tmp))->detach(this);
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else
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tmp->attach(0);
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}
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Debug(this,DebugAll,"Detached network/router (%p,'%s') [%p]",tmp,name,this);
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}
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if (!network)
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return;
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Debug(this,DebugAll,"Attached network/router (%p,'%s') [%p]",
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network,network->toString().safe(),this);
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insert(network);
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SS7Router* router = YOBJECT(SS7Router,network);
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if (router)
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router->attach(this);
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else
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network->attach(this);
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}
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/* vi: set ts=8 sw=4 sts=4 noet: */
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