1530 lines
50 KiB
C++
1530 lines
50 KiB
C++
/************************************************************************
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* *
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* INTEL CORPORATION PROPRIETARY INFORMATION *
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* *
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* This software is supplied under the terms of a license *
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* agreement or non-disclosure agreement with Intel Corporation *
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* and may not be copied or disclosed except in accordance *
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* with the terms of that agreement. *
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* *
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* Copyright (C) 1997 Intel Corp. All Rights Reserved *
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* *
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* $Archive: S:\sturgeon\src\gki\vcs\dcall.cpv $
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* *
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* $Revision: 1.12 $
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* $Date: 25 Feb 1997 11:46:24 $
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* *
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* $Author: CHULME $
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* *
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* $Log: S:\sturgeon\src\gki\vcs\dcall.cpv $
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//
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// Rev 1.12 25 Feb 1997 11:46:24 CHULME
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// Memset CallInfo structure to zero to avoid unwanted data
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//
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// Rev 1.11 17 Jan 1997 15:53:50 CHULME
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// Put debug variables on conditional compile to avoid release warnings
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//
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// Rev 1.10 17 Jan 1997 09:01:22 CHULME
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// Changed reg.h to gkreg.h to avoid name conflict with inc directory
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//
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// Rev 1.9 10 Jan 1997 17:42:04 CHULME
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// Added CRV and conferenceID to CallReturnInfo structure
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//
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// Rev 1.8 10 Jan 1997 16:13:36 CHULME
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// Removed MFC dependency
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//
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// Rev 1.7 20 Dec 1996 16:38:58 CHULME
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// Removed extraneous debug statements
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//
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// Rev 1.6 20 Dec 1996 14:08:32 CHULME
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// Swapped send and recv addresses in infoRequestResponse
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//
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// Rev 1.5 19 Dec 1996 19:11:54 CHULME
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// Set originator bit in IRR
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//
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// Rev 1.4 19 Dec 1996 17:59:52 CHULME
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// Use dest addr from ACF in IRR if call made with just Alias
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//
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// Rev 1.3 17 Dec 1996 18:22:24 CHULME
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// Switch src and destination fields on ARQ for Callee
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//
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// Rev 1.2 02 Dec 1996 23:50:52 CHULME
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// Added premptive synchronization code
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//
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// Rev 1.1 22 Nov 1996 15:21:20 CHULME
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// Added VCS log to the header
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*************************************************************************/
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// dcall.cpp : Provides the implementation for the CCall class
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//
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#include "precomp.h"
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#include <process.h>
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#include "GKICOM.H"
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#include "dspider.h"
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#include "dgkilit.h"
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#include "DGKIPROT.H"
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#include "gksocket.h"
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#include "GKREG.H"
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#include "dcall.h"
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#include "GATEKPR.H"
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#include "h225asn.h"
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#include "coder.hpp"
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#include "dgkiext.h"
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#include <objbase.h>
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#include "iras.h"
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#ifdef _DEBUG
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#undef THIS_FILE
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static char THIS_FILE[] = __FILE__;
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// CCall construction
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CCall::CCall()
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{
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// ABSTRACT: The constructor for the CCall class will initialize
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// the member variables.
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// AUTHOR: Colin Hulme
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#ifdef _DEBUG
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char szGKDebug[80];
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#endif
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SPIDER_TRACE(SP_CONDES, "CCall::CCall()\n", 0);
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memset(&m_CallIdentifier, 0, sizeof(m_CallIdentifier));
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memset(&m_callType, 0, sizeof(CallType));
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m_pRemoteInfo = 0;
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memset(&m_RemoteCallSignalAddress, 0, sizeof(TransportAddress));
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m_pDestExtraCallInfo = 0;
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memset(&m_LocalCallSignalAddress, 0, sizeof(TransportAddress));
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m_bandWidth = 0;
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m_callReferenceValue = 0;
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memset(&m_conferenceID, 0, sizeof(ConferenceIdentifier));
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m_activeMC = 0;
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m_answerCall = 0;
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m_usTimeTilStatus = DEFAULT_STATUS_PERIOD; // Reset on ACF
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m_uRetryResetCount = GKCALL_RETRY_INTERVAL_SECONDS;
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m_uRetryCountdown =GKCALL_RETRY_INTERVAL_SECONDS;
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m_uMaxRetryCount = GKCALL_RETRY_MAX;
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m_CFbandWidth = 0;
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m_CallReturnInfo.hCall = 0;
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memset(&m_CallReturnInfo.callModel, 0, sizeof(CallModel));
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memset(&m_CallReturnInfo.destCallSignalAddress, 0, sizeof(TransportAddress));
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m_CallReturnInfo.bandWidth = 0;
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m_CallReturnInfo.callReferenceValue = 0;
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memset(&m_CallReturnInfo.conferenceID, 0, sizeof(ConferenceIdentifier));
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m_CallReturnInfo.wError = 0;
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m_CFirrFrequency = 0;
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m_State = GK_ADM_PENDING;
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SPIDER_TRACE(SP_STATE, "m_State = GK_ADM_PENDING (%X)\n", this);
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m_pRasMessage = 0;
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m_usRetryCount = 0;
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}
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/////////////////////////////////////////////////////////////////////////////
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// CCall destruction
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CCall::~CCall()
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{
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// ABSTRACT: The destructor for the CCall class must free the
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// memory allocated for the Alias addresses. It does this by
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// deleting the structures and walking the link list.
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// AUTHOR: Colin Hulme
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SeqAliasAddr *pAA1, *pAA2;
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#ifdef _DEBUG
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char szGKDebug[80];
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#endif
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SPIDER_TRACE(SP_CONDES, "CCall::~CCall()\n", 0);
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m_CallReturnInfo.hCall = 0; // Delete self reference
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// Delete allocated memory for sequence of alias addresses
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pAA1 = m_pRemoteInfo;
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while (pAA1 != 0)
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{
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pAA2 = pAA1->next;
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if (pAA1->value.choice == h323_ID_chosen)
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{
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SPIDER_TRACE(SP_NEWDEL, "del pAA1->value.u.h323_ID.value = %X\n", pAA1->value.u.h323_ID.value);
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delete pAA1->value.u.h323_ID.value;
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}
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SPIDER_TRACE(SP_NEWDEL, "del pAA1 = %X\n", pAA1);
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delete pAA1;
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pAA1 = pAA2;
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}
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pAA1 = m_pDestExtraCallInfo;
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while (pAA1 != 0)
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{
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pAA2 = pAA1->next;
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if (pAA1->value.choice == h323_ID_chosen)
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{
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SPIDER_TRACE(SP_NEWDEL, "del pAA1->value.u.h323_ID.value = %X\n", pAA1->value.u.h323_ID.value);
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delete pAA1->value.u.h323_ID.value;
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}
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SPIDER_TRACE(SP_NEWDEL, "del pAA1 = %X\n", pAA1);
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delete pAA1;
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pAA1 = pAA2;
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}
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// Delete memory for last RAS message if still allocated
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if (m_pRasMessage)
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{
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SPIDER_TRACE(SP_NEWDEL, "del m_pRasMessage = %X\n", m_pRasMessage);
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delete m_pRasMessage;
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m_pRasMessage = 0;
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}
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}
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HRESULT
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CCall::AddRemoteInfo(AliasAddress& rvalue)
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{
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// ABSTRACT: This procedure is called to add an alias address
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// to the link list of alias addresses. This will
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// be called for each alias on receiving a GKI_AdmissionRequest.
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// A local copy is made to avoid reliance on the client
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// keeping the memory valid.
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// This procedure returns 0 if successful and non-zero
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// for a failure.
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// AUTHOR: Colin Hulme
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SeqAliasAddr *p1;
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unsigned short uIdx;
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unsigned short *pus;
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#ifdef _DEBUG
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char szGKDebug[80];
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#endif
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SPIDER_TRACE(SP_FUNC, "CRegistration::AddRemoteInfo(%X)\n", rvalue.choice);
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if (m_pRemoteInfo == 0) // First one in the list
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{
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m_pRemoteInfo = new SeqAliasAddr;
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SPIDER_TRACE(SP_NEWDEL, "new m_pRemoteInfo = %X\n", m_pRemoteInfo);
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if (m_pRemoteInfo == 0)
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return (GKI_NO_MEMORY);
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memset(m_pRemoteInfo, 0, sizeof(SeqAliasAddr));
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p1 = m_pRemoteInfo;
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}
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else
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{
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for (p1 = m_pRemoteInfo; p1->next != 0; p1 = p1->next)
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; // walk the list til last entry
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p1->next = new SeqAliasAddr;
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SPIDER_TRACE(SP_NEWDEL, "new p1->next = %X\n", p1->next);
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if (p1->next == 0)
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return (GKI_NO_MEMORY);
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memset(p1->next, 0, sizeof(SeqAliasAddr));
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p1 = p1->next;
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}
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p1->next = 0; // initialize new structure fields
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p1->value = rvalue;
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if (p1->value.choice == h323_ID_chosen)
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{
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pus = new unsigned short[p1->value.u.h323_ID.length];
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SPIDER_TRACE(SP_NEWDEL, "new pus = %X\n", pus);
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if (pus == 0)
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return (GKI_NO_MEMORY);
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memset(pus, 0, sizeof(unsigned short) * p1->value.u.h323_ID.length);
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for (uIdx = 0; uIdx < p1->value.u.h323_ID.length; uIdx++)
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*(pus + uIdx) = *(p1->value.u.h323_ID.value + uIdx);
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p1->value.u.h323_ID.value = pus;
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}
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return (GKI_OK);
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}
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HRESULT
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CCall::AddDestExtraCallInfo(AliasAddress& rvalue)
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{
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// ABSTRACT: This procedure is called to add an alias address
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// to the link list of alias addresses. This will
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// be called for each alias on receiving a GKI_AdmissionRequest.
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// A local copy is made to avoid reliance on the client
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// keeping the memory valid.
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// This procedure returns 0 if successful and non-zero
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// for a failure.
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// AUTHOR: Colin Hulme
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SeqAliasAddr *p1;
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unsigned short uIdx;
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unsigned short *pus;
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#ifdef _DEBUG
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char szGKDebug[80];
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#endif
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SPIDER_TRACE(SP_FUNC, "CRegistration::AddDestExtraCallInfo(%X)\n", rvalue.choice);
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if (m_pDestExtraCallInfo == 0) // First one in the list
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{
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m_pDestExtraCallInfo = new SeqAliasAddr;
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SPIDER_TRACE(SP_NEWDEL, "new m_pDestExtraCallInfo = %X\n", m_pDestExtraCallInfo);
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if (m_pDestExtraCallInfo == 0)
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return (GKI_NO_MEMORY);
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memset(m_pDestExtraCallInfo, 0, sizeof(SeqAliasAddr));
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p1 = m_pDestExtraCallInfo;
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}
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else
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{
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for (p1 = m_pDestExtraCallInfo; p1->next != 0; p1 = p1->next)
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; // walk the list til last entry
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p1->next = new SeqAliasAddr;
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SPIDER_TRACE(SP_NEWDEL, "new p1->next = %X\n", p1->next);
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if (p1->next == 0)
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return (GKI_NO_MEMORY);
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memset(p1->next, 0, sizeof(SeqAliasAddr));
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p1 = p1->next;
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}
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p1->next = 0; // initialize new structure fields
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p1->value = rvalue;
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if (p1->value.choice == h323_ID_chosen)
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{
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pus = new unsigned short[p1->value.u.h323_ID.length];
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SPIDER_TRACE(SP_NEWDEL, "new pus = %X\n", pus);
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if (pus == 0)
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return (GKI_NO_MEMORY);
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memset(pus, 0, sizeof(unsigned short) * p1->value.u.h323_ID.length);
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for (uIdx = 0; uIdx < p1->value.u.h323_ID.length; uIdx++)
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*(pus + uIdx) = *(p1->value.u.h323_ID.value + uIdx);
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p1->value.u.h323_ID.value = pus;
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}
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return (GKI_OK);
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}
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HRESULT
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CCall::SetLocalCallSignalAddress(unsigned short usCallTransport)
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{
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TransportAddress *pTA;
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pTA = g_pReg->GetTransportAddress(usCallTransport);
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if (pTA == NULL)
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return (GKI_NO_TA_ERROR);
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m_LocalCallSignalAddress = *pTA;
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return (GKI_OK);
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}
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void
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CCall::SetConferenceID(ConferenceIdentifier *pCID)
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{
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if ((pCID == NULL) || (pCID->length == 0))
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GenerateConferenceID();
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else
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m_conferenceID = *pCID;
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}
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void
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CCall::GenerateConferenceID(void)
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{
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CoCreateGuid((struct _GUID *)m_conferenceID.value);
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m_conferenceID.length = 16;
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}
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HRESULT
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CCall::AdmissionRequest(void)
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{
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// ABSTRACT: This procedure will create an AdmissionRequest structure
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// call the encoder and send the PDU. If it is successful, it
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// will return 0, else it will return an error code. Note: The
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// memory allocated for the RAS Message is not freed until either
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// a response from the gatekeeper or it times out. This allows
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// for retransmission without having to rebuild this message.
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// AUTHOR: Colin Hulme
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ASN1_BUF Asn1Buf;
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DWORD dwErrorCode;
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#ifdef _DEBUG
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char szGKDebug[80];
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#endif
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SPIDER_TRACE(SP_FUNC, "CCall::AdmissionRequest()\n", 0);
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ASSERT(g_pCoder);
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if (g_pCoder == NULL)
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return (GKI_NOT_INITIALIZED);
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// Copy call reference value and CRV into the return info structure
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m_CallReturnInfo.callReferenceValue = m_callReferenceValue;
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m_CallReturnInfo.conferenceID = m_conferenceID;
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// Allocate a RasMessage structure and initialized to 0
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m_usRetryCount = 0;
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m_uRetryCountdown = m_uRetryResetCount;
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m_pRasMessage = new RasMessage;
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SPIDER_TRACE(SP_NEWDEL, "new m_pRasMessage = %X\n", m_pRasMessage);
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if (m_pRasMessage == 0)
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return (GKI_NO_MEMORY);
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memset(m_pRasMessage, 0, sizeof(RasMessage));
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// Setup structure fields for AdmissionRequest
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m_pRasMessage->choice = admissionRequest_chosen;
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if (m_pDestExtraCallInfo != 0)
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m_pRasMessage->u.admissionRequest.bit_mask |= AdmissionRequest_destExtraCallInfo_present;
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m_pRasMessage->u.admissionRequest.requestSeqNum = g_pReg->GetNextSeqNum();
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m_pRasMessage->u.admissionRequest.callType = m_callType;
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m_pRasMessage->u.admissionRequest.endpointIdentifier = g_pReg->GetEndpointIdentifier();
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memcpy(&m_pRasMessage->u.admissionRequest.callIdentifier.guid.value,
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&m_CallIdentifier, sizeof(GUID));
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m_pRasMessage->u.admissionRequest.callIdentifier.guid.length = sizeof(GUID);
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m_pRasMessage->u.admissionRequest.bit_mask |= AdmissionRequest_callIdentifier_present;
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if (m_answerCall) // Src & Dest are swapped in callee
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{
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if (g_pReg->GetAlias() != NULL)
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{
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m_pRasMessage->u.admissionRequest.bit_mask
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|= AdmissionRequest_destinationInfo_present;
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}
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if (m_LocalCallSignalAddress.choice != 0)
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{
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m_pRasMessage->u.admissionRequest.bit_mask
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|= AdmissionRequest_destCallSignalAddress_present;
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}
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m_pRasMessage->u.admissionRequest.destinationInfo = (PAdmissionRequest_destinationInfo)g_pReg->GetAlias();
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m_pRasMessage->u.admissionRequest.destCallSignalAddress = m_LocalCallSignalAddress;
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m_pRasMessage->u.admissionRequest.srcInfo = (PAdmissionRequest_srcInfo)m_pRemoteInfo;
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if (m_RemoteCallSignalAddress.choice != 0)
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{
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m_pRasMessage->u.admissionRequest.bit_mask |= srcCallSignalAddress_present;
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m_pRasMessage->u.admissionRequest.srcCallSignalAddress = m_RemoteCallSignalAddress;
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}
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}
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else
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{
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if (m_pRemoteInfo != 0)
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{
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m_pRasMessage->u.admissionRequest.bit_mask
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|= AdmissionRequest_destinationInfo_present;
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}
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else if (m_RemoteCallSignalAddress.choice != 0)
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{
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m_pRasMessage->u.admissionRequest.bit_mask
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|= AdmissionRequest_destCallSignalAddress_present;
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m_pRasMessage->u.admissionRequest.destCallSignalAddress = m_RemoteCallSignalAddress;
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}
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m_pRasMessage->u.admissionRequest.destinationInfo = (PAdmissionRequest_destinationInfo)m_pRemoteInfo;
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m_pRasMessage->u.admissionRequest.srcInfo = (PAdmissionRequest_srcInfo)g_pReg->GetAlias();
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}
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m_pRasMessage->u.admissionRequest.destExtraCallInfo = (PAdmissionRequest_destExtraCallInfo)m_pDestExtraCallInfo;
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m_pRasMessage->u.admissionRequest.bandWidth = m_bandWidth;
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m_pRasMessage->u.admissionRequest.callReferenceValue = m_callReferenceValue;
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m_pRasMessage->u.admissionRequest.conferenceID = m_conferenceID;
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// The following casts are because ASN1_BOOL is a char and BOOL is an int
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// since the values of m_activeMC and m_answerCall are always 0 or 1, the
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// cast to char causes no loss of data
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m_pRasMessage->u.admissionRequest.activeMC = (ASN1_BOOL)m_activeMC;
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m_pRasMessage->u.admissionRequest.answerCall = (ASN1_BOOL)m_answerCall;
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#ifdef _DEBUG
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if (dwGKIDLLFlags & SP_DUMPMEM)
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DumpMem(m_pRasMessage, sizeof(RasMessage));
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#endif
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// Encode the PDU & send it
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dwErrorCode = g_pCoder->Encode(m_pRasMessage, &Asn1Buf);
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if (dwErrorCode)
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return (GKI_ENCODER_ERROR);
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|
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// Create a backup copy of the encoded PDU if using debug echo support
|
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if (fGKIEcho)
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{
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pEchoBuff = new char[Asn1Buf.length];
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SPIDER_TRACE(SP_NEWDEL, "new pEchoBuff = %X\n", pEchoBuff);
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if (pEchoBuff == 0)
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return (GKI_NO_MEMORY);
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memcpy(pEchoBuff, (char *)Asn1Buf.value, Asn1Buf.length);
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nEchoLen = Asn1Buf.length;
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}
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SPIDER_TRACE(SP_PDU, "Send ARQ; pCall = %X\n", this);
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if (fGKIDontSend == FALSE)
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if (g_pReg->m_pSocket->Send((char *)Asn1Buf.value, Asn1Buf.length) == SOCKET_ERROR)
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return (GKI_WINSOCK2_ERROR(SOCKET_ERROR));
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|
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// Free the encoder memory
|
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g_pCoder->Free(Asn1Buf);
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|
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return (GKI_OK);
|
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}
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|
|
|
HRESULT
|
|
CCall::BandwidthRequest(void)
|
|
{
|
|
// ABSTRACT: This procedure will create a bandwidthRequest structure
|
|
// call the encoder and send the PDU. If it is successful, it
|
|
// will return 0, else it will return an error code.
|
|
// AUTHOR: Colin Hulme
|
|
|
|
ASN1_BUF Asn1Buf;
|
|
DWORD dwErrorCode;
|
|
#ifdef _DEBUG
|
|
char szGKDebug[80];
|
|
#endif
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::BandwidthRequest()\n", 0);
|
|
ASSERT(g_pCoder);
|
|
if (g_pCoder == NULL)
|
|
return (GKI_NOT_INITIALIZED);
|
|
|
|
// Allocate a RasMessage structure and initialized to 0
|
|
m_usRetryCount = 0;
|
|
m_uRetryCountdown = m_uRetryResetCount;
|
|
|
|
m_pRasMessage = new RasMessage;
|
|
SPIDER_TRACE(SP_NEWDEL, "new m_pRasMessage = %X\n", m_pRasMessage);
|
|
if (m_pRasMessage == 0)
|
|
return (GKI_NO_MEMORY);
|
|
memset(m_pRasMessage, 0, sizeof(RasMessage));
|
|
|
|
// Setup structure fields for BandwidthRequest
|
|
m_pRasMessage->choice = bandwidthRequest_chosen;
|
|
m_pRasMessage->u.bandwidthRequest.bit_mask = callType_present;
|
|
|
|
m_pRasMessage->u.bandwidthRequest.requestSeqNum = g_pReg->GetNextSeqNum();
|
|
m_pRasMessage->u.bandwidthRequest.endpointIdentifier = g_pReg->GetEndpointIdentifier();
|
|
m_pRasMessage->u.bandwidthRequest.conferenceID = m_conferenceID;
|
|
m_pRasMessage->u.bandwidthRequest.callReferenceValue = m_callReferenceValue;
|
|
m_pRasMessage->u.bandwidthRequest.callType = m_callType;
|
|
m_pRasMessage->u.bandwidthRequest.bandWidth = m_bandWidth;
|
|
memcpy(&m_pRasMessage->u.bandwidthRequest.callIdentifier.guid.value,
|
|
&m_CallIdentifier, sizeof(GUID));
|
|
m_pRasMessage->u.bandwidthRequest.callIdentifier.guid.length = sizeof(GUID);
|
|
|
|
m_pRasMessage->u.bandwidthRequest.bit_mask
|
|
|= BandwidthRequest_callIdentifier_present;
|
|
|
|
#ifdef _DEBUG
|
|
if (dwGKIDLLFlags & SP_DUMPMEM)
|
|
DumpMem(m_pRasMessage, sizeof(RasMessage));
|
|
#endif
|
|
|
|
// Encode the PDU & send it
|
|
dwErrorCode = g_pCoder->Encode(m_pRasMessage, &Asn1Buf);
|
|
if (dwErrorCode)
|
|
return (GKI_ENCODER_ERROR);
|
|
|
|
// Create a backup copy of the encoded PDU if using debug echo support
|
|
if (fGKIEcho)
|
|
{
|
|
pEchoBuff = new char[Asn1Buf.length];
|
|
SPIDER_TRACE(SP_NEWDEL, "new pEchoBuff = %X\n", pEchoBuff);
|
|
if (pEchoBuff == 0)
|
|
return (GKI_NO_MEMORY);
|
|
memcpy(pEchoBuff, (char *)Asn1Buf.value, Asn1Buf.length);
|
|
nEchoLen = Asn1Buf.length;
|
|
}
|
|
|
|
m_State = GK_BW_PENDING;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_BW_PENDING (%X)\n", this);
|
|
|
|
SPIDER_TRACE(SP_PDU, "Send BRQ; pCall = %X\n", this);
|
|
if (fGKIDontSend == FALSE)
|
|
if (g_pReg->m_pSocket->Send((char *)Asn1Buf.value, Asn1Buf.length) == SOCKET_ERROR)
|
|
return (GKI_WINSOCK2_ERROR(SOCKET_ERROR));
|
|
|
|
// Free the encoder memory
|
|
g_pCoder->Free(Asn1Buf);
|
|
|
|
return (GKI_OK);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::DisengageRequest(void)
|
|
{
|
|
// ABSTRACT: This procedure will create a disengageRequest structure
|
|
// call the encoder and send the PDU. If it is successful, it
|
|
// will return 0, else it will return an error code.
|
|
// AUTHOR: Colin Hulme
|
|
|
|
ASN1_BUF Asn1Buf;
|
|
DWORD dwErrorCode;
|
|
#ifdef _DEBUG
|
|
char szGKDebug[80];
|
|
#endif
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::DisengageRequest()\n", 0);
|
|
ASSERT(g_pCoder);
|
|
if (g_pCoder == NULL)
|
|
return (GKI_NOT_INITIALIZED);
|
|
|
|
// Allocate a RasMessage structure and initialized to 0
|
|
m_usRetryCount = 0;
|
|
m_uRetryCountdown = m_uRetryResetCount;
|
|
|
|
m_pRasMessage = new RasMessage;
|
|
SPIDER_TRACE(SP_NEWDEL, "new m_pRasMessage = %X\n", m_pRasMessage);
|
|
if (m_pRasMessage == 0)
|
|
return (GKI_NO_MEMORY);
|
|
memset(m_pRasMessage, 0, sizeof(RasMessage));
|
|
|
|
// Setup structure fields for DisengageRequest
|
|
m_pRasMessage->choice = disengageRequest_chosen;
|
|
m_pRasMessage->u.disengageRequest.bit_mask = 0;
|
|
|
|
m_pRasMessage->u.disengageRequest.requestSeqNum = g_pReg->GetNextSeqNum();
|
|
m_pRasMessage->u.disengageRequest.endpointIdentifier = g_pReg->GetEndpointIdentifier();
|
|
m_pRasMessage->u.disengageRequest.conferenceID = m_conferenceID;
|
|
m_pRasMessage->u.disengageRequest.callReferenceValue = m_callReferenceValue;
|
|
m_pRasMessage->u.disengageRequest.disengageReason.choice = normalDrop_chosen;
|
|
memcpy(&m_pRasMessage->u.disengageRequest.callIdentifier.guid.value,
|
|
&m_CallIdentifier, sizeof(GUID));
|
|
m_pRasMessage->u.disengageRequest.callIdentifier.guid.length = sizeof(GUID);
|
|
m_pRasMessage->u.disengageRequest.bit_mask
|
|
|= DisengageRequest_callIdentifier_present;
|
|
|
|
#ifdef _DEBUG
|
|
if (dwGKIDLLFlags & SP_DUMPMEM)
|
|
DumpMem(m_pRasMessage, sizeof(RasMessage));
|
|
#endif
|
|
|
|
// Encode the PDU & send it
|
|
dwErrorCode = g_pCoder->Encode(m_pRasMessage, &Asn1Buf);
|
|
if (dwErrorCode)
|
|
return (GKI_ENCODER_ERROR);
|
|
|
|
// Create a backup copy of the encoded PDU if using debug echo support
|
|
if (fGKIEcho)
|
|
{
|
|
pEchoBuff = new char[Asn1Buf.length];
|
|
SPIDER_TRACE(SP_NEWDEL, "new pEchoBuff = %X\n", pEchoBuff);
|
|
if (pEchoBuff == 0)
|
|
return (GKI_NO_MEMORY);
|
|
memcpy(pEchoBuff, (char *)Asn1Buf.value, Asn1Buf.length);
|
|
nEchoLen = Asn1Buf.length;
|
|
}
|
|
|
|
m_State = GK_DISENG_PENDING;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_DISENG_PENDING (%X)\n", this);
|
|
|
|
SPIDER_TRACE(SP_PDU, "Send DRQ; pCall = %X\n", this);
|
|
if (fGKIDontSend == FALSE)
|
|
if (g_pReg->m_pSocket->Send((char *)Asn1Buf.value, Asn1Buf.length) == SOCKET_ERROR)
|
|
return (GKI_WINSOCK2_ERROR(SOCKET_ERROR));
|
|
|
|
// Free the encoder memory
|
|
g_pCoder->Free(Asn1Buf);
|
|
|
|
return (GKI_OK);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::AdmissionConfirm(RasMessage *pRasMessage)
|
|
{
|
|
// ABSTRACT: This function is called if an admissionConfirm is
|
|
// received. We must ensure that this matches an outstanding
|
|
// admissionRequest.
|
|
// It will delete the memory used for the admissionRequest
|
|
// change the state and notify the user by posting a message.
|
|
// Additional information contained in the admissionConfirm
|
|
// is stored in the CCall class.
|
|
// AUTHOR: Colin Hulme
|
|
|
|
#ifdef _DEBUG
|
|
unsigned int nIdx;
|
|
char szGKDebug[80];
|
|
#endif
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::AdmissionConfirm(%X)\n", pRasMessage);
|
|
ASSERT(g_pCoder && g_pGatekeeper);
|
|
if ((g_pCoder == NULL) && (g_pGatekeeper == NULL))
|
|
return (GKI_NOT_INITIALIZED);
|
|
|
|
// Verify we are in the correct state, have an outstanding admissionRequest
|
|
// and the sequence numbers match
|
|
if ((m_State != GK_ADM_PENDING) ||
|
|
(pRasMessage->u.admissionConfirm.requestSeqNum !=
|
|
m_pRasMessage->u.admissionRequest.requestSeqNum))
|
|
|
|
return (g_pReg->UnknownMessage(pRasMessage));
|
|
|
|
// Delete allocated RasMessage storage
|
|
SPIDER_TRACE(SP_NEWDEL, "del m_pRasMessage = %X\n", m_pRasMessage);
|
|
delete m_pRasMessage;
|
|
m_pRasMessage = 0;
|
|
|
|
// Update member variables
|
|
m_State = GK_CALL;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_CALL (%X)\n", this);
|
|
|
|
if (pRasMessage->u.admissionConfirm.bit_mask & irrFrequency_present)
|
|
{
|
|
m_CFirrFrequency = pRasMessage->u.admissionConfirm.irrFrequency;
|
|
m_usTimeTilStatus =
|
|
(unsigned short)(((DWORD)m_CFirrFrequency * 1000) / GKR_RETRY_TICK_MS);
|
|
SPIDER_DEBUG(m_usTimeTilStatus);
|
|
}
|
|
else
|
|
m_usTimeTilStatus = 0; // Don't auto-send status datagrams
|
|
|
|
m_CFbandWidth = pRasMessage->u.admissionConfirm.bandWidth;
|
|
|
|
m_CallReturnInfo.hCall = this;
|
|
m_CallReturnInfo.callModel = pRasMessage->u.admissionConfirm.callModel;
|
|
m_CallReturnInfo.destCallSignalAddress = pRasMessage->u.admissionConfirm.destCallSignalAddress;
|
|
m_CallReturnInfo.bandWidth = m_CFbandWidth;
|
|
m_CallReturnInfo.wError = 0;
|
|
|
|
#ifdef _DEBUG
|
|
SPIDER_TRACE(SP_GKI, "PostMessage(hWnd, wBaseMessage + GKI_ADM_CONFIRM, 0, %X)\n", &m_CallReturnInfo);
|
|
wsprintf(szGKDebug, "\thCall=%p\n", m_CallReturnInfo.hCall);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tcallModel=%X\n", m_CallReturnInfo.callModel.choice);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tbandWidth=%X\n", m_CallReturnInfo.bandWidth);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tcallReferenceValue=%X\n", m_CallReturnInfo.callReferenceValue);
|
|
OutputDebugString(szGKDebug);
|
|
OutputDebugString("\tconferenceID=");
|
|
for (nIdx = 0; nIdx < m_CallReturnInfo.conferenceID.length; nIdx++)
|
|
{
|
|
wsprintf(szGKDebug, "%02X", m_CallReturnInfo.conferenceID.value[nIdx]);
|
|
OutputDebugString(szGKDebug);
|
|
}
|
|
wsprintf(szGKDebug, "\n\twError=%X\n", m_CallReturnInfo.wError);
|
|
OutputDebugString(szGKDebug);
|
|
#endif
|
|
PostMessage(g_pReg->GetHWnd(),
|
|
g_pReg->GetBaseMessage() + GKI_ADM_CONFIRM,
|
|
0, (LPARAM)&m_CallReturnInfo);
|
|
|
|
return (GKI_OK);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::AdmissionReject(RasMessage *pRasMessage)
|
|
{
|
|
// ABSTRACT: This function is called if an admissionReject is
|
|
// received. We must ensure that this matches an outstanding
|
|
// admissionRequest.
|
|
// It will delete the memory used for the admissionRequest
|
|
// change the state and notify the user by posting a message
|
|
// If this function returns GKI_DELETE_CALL, the calling function
|
|
// will delete the CCall object.
|
|
// AUTHOR: Colin Hulme
|
|
|
|
#ifdef _DEBUG
|
|
char szGKDebug[80];
|
|
#endif
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::AdmissionReject(%X)\n", pRasMessage);
|
|
|
|
// Verify we are in the correct state, have an outstanding admissionRequest
|
|
// and the sequence numbers match
|
|
if ((m_State != GK_ADM_PENDING) ||
|
|
(pRasMessage->u.admissionReject.requestSeqNum !=
|
|
m_pRasMessage->u.admissionRequest.requestSeqNum))
|
|
|
|
return (g_pReg->UnknownMessage(pRasMessage));
|
|
|
|
// We deliberately don't free the RasMessage memory. Let the call destructor
|
|
// do it - this provides protection from other requests for this hCall.
|
|
|
|
m_State = GK_DISENGAGED;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_DISENGAGED (%X)\n", this);
|
|
|
|
SPIDER_TRACE(SP_GKI, "PostMessage(m_hWnd, m_wBaseMessage + GKI_ADM_REJECT, %X, 0)\n",
|
|
pRasMessage->u.admissionReject.rejectReason.choice);
|
|
PostMessage(g_pReg->GetHWnd(),
|
|
g_pReg->GetBaseMessage() + GKI_ADM_REJECT,
|
|
(WORD)pRasMessage->u.admissionReject.rejectReason.choice, 0L);
|
|
|
|
return (GKI_DELETE_CALL);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::BandwidthConfirm(RasMessage *pRasMessage)
|
|
{
|
|
// ABSTRACT: This function is called if a bandwidthConfirm is
|
|
// received. We must ensure that this matches an outstanding
|
|
// bandwidthRequest.
|
|
// It will delete the memory used for the bandwidthRequest,
|
|
// change the state and notify the user by posting a message.
|
|
// AUTHOR: Colin Hulme
|
|
|
|
#ifdef _DEBUG
|
|
unsigned int nIdx;
|
|
char szGKDebug[80];
|
|
#endif
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::BandwidthConfirm(%X)\n", pRasMessage);
|
|
|
|
// Verify we are in the correct state, have an outstanding admissionRequest
|
|
// and the sequence numbers match
|
|
if ((m_State != GK_BW_PENDING) ||
|
|
(pRasMessage->u.bandwidthConfirm.requestSeqNum !=
|
|
m_pRasMessage->u.bandwidthRequest.requestSeqNum))
|
|
|
|
return (g_pReg->UnknownMessage(pRasMessage));
|
|
|
|
// Delete allocated RasMessage storage
|
|
SPIDER_TRACE(SP_NEWDEL, "del m_pRasMessage = %X\n", m_pRasMessage);
|
|
delete m_pRasMessage;
|
|
m_pRasMessage = 0;
|
|
|
|
// Update member variables
|
|
m_State = GK_CALL;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_CALL (%X)\n", this);
|
|
m_CFbandWidth = pRasMessage->u.bandwidthConfirm.bandWidth;
|
|
m_CallReturnInfo.bandWidth = m_CFbandWidth;
|
|
|
|
// Notify user application
|
|
#ifdef _DEBUG
|
|
SPIDER_TRACE(SP_GKI, "PostMessage(m_hWnd, m_wBaseMessage + GKI_BW_CONFIRM, 0, %X)\n", &m_CallReturnInfo);
|
|
wsprintf(szGKDebug, "\thCall=%p\n", m_CallReturnInfo.hCall);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tcallModel=%X\n", m_CallReturnInfo.callModel.choice);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tbandWidth=%X\n", m_CallReturnInfo.bandWidth);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tcallReferenceValue=%X\n", m_CallReturnInfo.callReferenceValue);
|
|
OutputDebugString(szGKDebug);
|
|
OutputDebugString("\tconferenceID=");
|
|
for (nIdx = 0; nIdx < m_CallReturnInfo.conferenceID.length; nIdx++)
|
|
{
|
|
wsprintf(szGKDebug, "%02X", m_CallReturnInfo.conferenceID.value[nIdx]);
|
|
OutputDebugString(szGKDebug);
|
|
}
|
|
wsprintf(szGKDebug, "\n\twError=%X\n", m_CallReturnInfo.wError);
|
|
OutputDebugString(szGKDebug);
|
|
#endif
|
|
PostMessage(g_pReg->GetHWnd(),
|
|
g_pReg->GetBaseMessage() + GKI_BW_CONFIRM, 0, (LPARAM)&m_CallReturnInfo);
|
|
|
|
return (GKI_OK);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::BandwidthReject(RasMessage *pRasMessage)
|
|
{
|
|
// ABSTRACT: This function is called if a bandwidthReject is
|
|
// received. We must ensure that this matches an outstanding
|
|
// bandwidthRequest.
|
|
// It will delete the memory used for the bandwidthRequest
|
|
// change the state and notify the user by posting a message
|
|
// AUTHOR: Colin Hulme
|
|
|
|
#ifdef _DEBUG
|
|
unsigned int nIdx;
|
|
char szGKDebug[80];
|
|
#endif
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::BandwidthReject(%X)\n", pRasMessage);
|
|
|
|
// Verify we are in the correct state, have an outstanding admissionRequest
|
|
// and the sequence numbers match
|
|
if ((m_State != GK_BW_PENDING) ||
|
|
(pRasMessage->u.bandwidthReject.requestSeqNum !=
|
|
m_pRasMessage->u.bandwidthRequest.requestSeqNum))
|
|
|
|
return (g_pReg->UnknownMessage(pRasMessage));
|
|
|
|
// Delete allocate RasMessage storage
|
|
SPIDER_TRACE(SP_NEWDEL, "del m_pRasMessage = %X\n", m_pRasMessage);
|
|
delete m_pRasMessage;
|
|
m_pRasMessage = 0;
|
|
|
|
// Update member variables
|
|
m_State = GK_CALL;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_CALL (%X)\n", this);
|
|
m_CFbandWidth = pRasMessage->u.bandwidthReject.allowedBandWidth;
|
|
m_CallReturnInfo.bandWidth = m_CFbandWidth;
|
|
|
|
// Notify user application
|
|
#ifdef _DEBUG
|
|
SPIDER_TRACE(SP_GKI, "PostMessage(m_hWnd, m_wBaseMessage + GKI_BW_REJECT, %X, &m_CallReturnInfo)\n",
|
|
pRasMessage->u.bandwidthReject.rejectReason.choice);
|
|
wsprintf(szGKDebug, "\thCall=%p\n", m_CallReturnInfo.hCall);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tcallModel=%X\n", m_CallReturnInfo.callModel.choice);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tbandWidth=%X\n", m_CallReturnInfo.bandWidth);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tcallReferenceValue=%X\n", m_CallReturnInfo.callReferenceValue);
|
|
OutputDebugString(szGKDebug);
|
|
OutputDebugString("\tconferenceID=");
|
|
for (nIdx = 0; nIdx < m_CallReturnInfo.conferenceID.length; nIdx++)
|
|
{
|
|
wsprintf(szGKDebug, "%02X", m_CallReturnInfo.conferenceID.value[nIdx]);
|
|
OutputDebugString(szGKDebug);
|
|
}
|
|
wsprintf(szGKDebug, "\n\twError=%X\n", m_CallReturnInfo.wError);
|
|
OutputDebugString(szGKDebug);
|
|
#endif
|
|
PostMessage(g_pReg->GetHWnd(),
|
|
g_pReg->GetBaseMessage() + GKI_BW_REJECT,
|
|
(WORD)pRasMessage->u.bandwidthReject.rejectReason.choice,
|
|
(LPARAM)&m_CallReturnInfo);
|
|
|
|
return (GKI_OK);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::SendBandwidthConfirm(RasMessage *pRasMessage)
|
|
{
|
|
// ABSTRACT: This function is called when a bandwidthRequest is
|
|
// received from the gatekeeper. It will create the
|
|
// bandwidthConfirm structure, encode it and send
|
|
// it on the net. It posts a message to the user
|
|
// notifying them.
|
|
// AUTHOR: Colin Hulme
|
|
|
|
ASN1_BUF Asn1Buf;
|
|
DWORD dwErrorCode;
|
|
RasMessage *pRespRasMessage;
|
|
#ifdef _DEBUG
|
|
unsigned int nIdx;
|
|
char szGKDebug[80];
|
|
#endif
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::SendBandwidthConfirm(%X)\n", pRasMessage);
|
|
|
|
// Verify we are in the correct state
|
|
if (m_State != GK_CALL)
|
|
return (g_pReg->UnknownMessage(pRasMessage));
|
|
|
|
// Update member variables
|
|
m_CFbandWidth = pRasMessage->u.bandwidthRequest.bandWidth;
|
|
m_CallReturnInfo.bandWidth = m_CFbandWidth;
|
|
|
|
// Allocate a RasMessage structure and initialized to 0
|
|
pRespRasMessage = new RasMessage;
|
|
SPIDER_TRACE(SP_NEWDEL, "new pRespRasMessage = %X\n", pRespRasMessage);
|
|
if (pRespRasMessage == 0)
|
|
return (GKI_NO_MEMORY);
|
|
memset(pRespRasMessage, 0, sizeof(RasMessage));
|
|
|
|
// Setup structure fields for BandwidthConfirm
|
|
pRespRasMessage->choice = bandwidthConfirm_chosen;
|
|
pRespRasMessage->u.bandwidthConfirm.requestSeqNum =
|
|
pRasMessage->u.bandwidthRequest.requestSeqNum;
|
|
pRespRasMessage->u.bandwidthConfirm.bandWidth =
|
|
pRasMessage->u.bandwidthRequest.bandWidth;
|
|
|
|
#ifdef _DEBUG
|
|
if (dwGKIDLLFlags & SP_DUMPMEM)
|
|
DumpMem(pRespRasMessage, sizeof(RasMessage));
|
|
#endif
|
|
|
|
// Encode the PDU & send it
|
|
dwErrorCode = g_pCoder->Encode(pRespRasMessage, &Asn1Buf);
|
|
if (dwErrorCode)
|
|
return (GKI_ENCODER_ERROR);
|
|
|
|
SPIDER_TRACE(SP_PDU, "Send BCF; pCall = %X\n", this);
|
|
if (fGKIDontSend == FALSE)
|
|
if (g_pReg->m_pSocket->Send((char *)Asn1Buf.value, Asn1Buf.length) == SOCKET_ERROR)
|
|
return (GKI_WINSOCK2_ERROR(SOCKET_ERROR));
|
|
|
|
// Free the encoder memory
|
|
g_pCoder->Free(Asn1Buf);
|
|
|
|
// Delete allocated RasMessage storage
|
|
SPIDER_TRACE(SP_NEWDEL, "del pRespRasMessage = %X\n", pRespRasMessage);
|
|
delete pRespRasMessage;
|
|
|
|
// Notify user of received bandwidth request
|
|
#ifdef _DEBUG
|
|
SPIDER_TRACE(SP_GKI, "PostMessage(m_hWnd, m_wBaseMessage + GKI_BW_CONFIRM, 0, %X)\n",
|
|
&m_CallReturnInfo);
|
|
wsprintf(szGKDebug, "\thCall=%p\n", m_CallReturnInfo.hCall);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tcallModel=%X\n", m_CallReturnInfo.callModel.choice);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tbandWidth=%X\n", m_CallReturnInfo.bandWidth);
|
|
OutputDebugString(szGKDebug);
|
|
wsprintf(szGKDebug, "\tcallReferenceValue=%X\n", m_CallReturnInfo.callReferenceValue);
|
|
OutputDebugString(szGKDebug);
|
|
OutputDebugString("\tconferenceID=");
|
|
for (nIdx = 0; nIdx < m_CallReturnInfo.conferenceID.length; nIdx++)
|
|
{
|
|
wsprintf(szGKDebug, "%02X", m_CallReturnInfo.conferenceID.value[nIdx]);
|
|
OutputDebugString(szGKDebug);
|
|
}
|
|
wsprintf(szGKDebug, "\n\twError=%X\n", m_CallReturnInfo.wError);
|
|
OutputDebugString(szGKDebug);
|
|
#endif
|
|
PostMessage(g_pReg->GetHWnd(), g_pReg->GetBaseMessage() + GKI_BW_CONFIRM,
|
|
0, (LPARAM)&m_CallReturnInfo);
|
|
|
|
return (GKI_OK);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::DisengageConfirm(RasMessage *pRasMessage)
|
|
{
|
|
// ABSTRACT: This function is called if a disengageConfirm is
|
|
// received. We must ensure that this matches an outstanding
|
|
// disengageRequest.
|
|
// It will delete the memory used for the disengageRequest,
|
|
// change the state and notify the user by posting a message.
|
|
// If this function returns GKI_DELETE_CALL, the calling function
|
|
// will delete the CCall object.
|
|
// AUTHOR: Colin Hulme
|
|
|
|
#ifdef _DEBUG
|
|
char szGKDebug[80];
|
|
#endif
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::DisengageConfirm(%X)\n", pRasMessage);
|
|
|
|
// Verify we are in the correct state, have an outstanding disengageRequest
|
|
// and the sequence numbers match
|
|
if ((m_State != GK_DISENG_PENDING) ||
|
|
(pRasMessage->u.disengageConfirm.requestSeqNum !=
|
|
m_pRasMessage->u.disengageRequest.requestSeqNum))
|
|
|
|
return (g_pReg->UnknownMessage(pRasMessage));
|
|
|
|
// We deliberately don't free the RasMessage memory. Let the call destructor
|
|
// do it - this provides protection from other requests for this hCall.
|
|
|
|
// Update member variables
|
|
m_State = GK_DISENGAGED;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_DISENGAGED (%X)\n", this);
|
|
|
|
// Notify user application
|
|
SPIDER_TRACE(SP_GKI, "PostMessage(m_hWnd, m_wBaseMessage + GKI_DISENG_CONFIRM, 0, %X)\n",
|
|
this);
|
|
PostMessage(g_pReg->GetHWnd(),
|
|
g_pReg->GetBaseMessage() + GKI_DISENG_CONFIRM, 0, (LPARAM)this);
|
|
|
|
return (GKI_DELETE_CALL);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::DisengageReject(RasMessage *pRasMessage)
|
|
{
|
|
// ABSTRACT: This function is called if a disengageReject is
|
|
// received. We must ensure that this matches an outstanding
|
|
// disengageRequest.
|
|
// It will delete the memory used for the disengageRequest
|
|
// change the state and notify the user by posting a message
|
|
// If this function returns GKI_DELETE_CALL, the calling function
|
|
// will delete the CCall object.
|
|
// AUTHOR: Colin Hulme
|
|
|
|
#ifdef _DEBUG
|
|
char szGKDebug[80];
|
|
#endif
|
|
HRESULT hResult = GKI_OK;
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::DisengageReject(%X)\n", pRasMessage);
|
|
|
|
// Verify we are in the correct state, have an outstanding disengageRequest
|
|
// and the sequence numbers match
|
|
if ((m_State != GK_DISENG_PENDING) ||
|
|
(pRasMessage->u.disengageReject.requestSeqNum !=
|
|
m_pRasMessage->u.disengageRequest.requestSeqNum))
|
|
|
|
return (g_pReg->UnknownMessage(pRasMessage));
|
|
|
|
// Update member variables
|
|
switch (pRasMessage->u.disengageReject.rejectReason.choice)
|
|
{
|
|
case requestToDropOther_chosen: // return to GK_CALL state
|
|
m_State = GK_CALL;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_CALL (%X)\n", this);
|
|
|
|
// Delete allocate RasMessage storage
|
|
SPIDER_TRACE(SP_NEWDEL, "del m_pRasMessage = %X\n", m_pRasMessage);
|
|
delete m_pRasMessage;
|
|
m_pRasMessage = 0;
|
|
|
|
break;
|
|
case DsnggRjctRsn_ntRgstrd_chosen:
|
|
default:
|
|
m_State = GK_DISENGAGED;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_DISENGAGED (%X)\n", this);
|
|
hResult = GKI_DELETE_CALL;
|
|
|
|
// We deliberately don't free the RasMessage memory. Let the call destructor
|
|
// do it - this provides protection from other requests for this hCall.
|
|
break;
|
|
}
|
|
|
|
// Notify user application
|
|
SPIDER_TRACE(SP_GKI, "PostMessage(m_hWnd, m_wBaseMessage + GKI_DISENG_REJECT, %X, hCall)\n",
|
|
pRasMessage->u.disengageReject.rejectReason.choice);
|
|
PostMessage(g_pReg->GetHWnd(),
|
|
g_pReg->GetBaseMessage() + GKI_DISENG_REJECT,
|
|
(WORD)pRasMessage->u.disengageReject.rejectReason.choice,
|
|
(LPARAM)this);
|
|
|
|
return (hResult);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::SendDisengageConfirm(RasMessage *pRasMessage)
|
|
{
|
|
// ABSTRACT: This function is called when a disengageRequest is
|
|
// received from the gatekeeper. It will create the
|
|
// disengageConfirm structure, encode it and send
|
|
// it on the net. It posts a message to the user
|
|
// notifying them.
|
|
// AUTHOR: Colin Hulme
|
|
|
|
ASN1_BUF Asn1Buf;
|
|
DWORD dwErrorCode;
|
|
RasMessage *pRespRasMessage;
|
|
#ifdef _DEBUG
|
|
char szGKDebug[80];
|
|
#endif
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::SendDisengageConfirm(%X)\n", pRasMessage);
|
|
ASSERT(g_pCoder);
|
|
if (g_pCoder == NULL)
|
|
return (GKI_NOT_INITIALIZED);
|
|
|
|
// Verify we are in the correct state
|
|
if (m_State != GK_CALL)
|
|
return (g_pReg->UnknownMessage(pRasMessage));
|
|
|
|
// Allocate a RasMessage structure and initialized to 0
|
|
pRespRasMessage = new RasMessage;
|
|
SPIDER_TRACE(SP_NEWDEL, "new pRespRasMessage = %X\n", pRespRasMessage);
|
|
if (pRespRasMessage == 0)
|
|
return (GKI_NO_MEMORY);
|
|
memset(pRespRasMessage, 0, sizeof(RasMessage));
|
|
|
|
// Setup structure fields for DisengageConfirm
|
|
pRespRasMessage->choice = disengageConfirm_chosen;
|
|
pRespRasMessage->u.disengageConfirm.requestSeqNum =
|
|
pRasMessage->u.disengageRequest.requestSeqNum;
|
|
|
|
#ifdef _DEBUG
|
|
if (dwGKIDLLFlags & SP_DUMPMEM)
|
|
DumpMem(pRespRasMessage, sizeof(RasMessage));
|
|
#endif
|
|
|
|
// Encode the PDU & send it
|
|
dwErrorCode = g_pCoder->Encode(pRespRasMessage, &Asn1Buf);
|
|
if (dwErrorCode)
|
|
return (GKI_ENCODER_ERROR);
|
|
|
|
m_State = GK_DISENGAGED;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_DISENGAGED (%X)\n", this);
|
|
|
|
SPIDER_TRACE(SP_PDU, "Send DCF; pCall = %X\n", this);
|
|
if (fGKIDontSend == FALSE)
|
|
if (g_pReg->m_pSocket->Send((char *)Asn1Buf.value, Asn1Buf.length) == SOCKET_ERROR)
|
|
return (GKI_WINSOCK2_ERROR(SOCKET_ERROR));
|
|
|
|
// Free the encoder memory
|
|
g_pCoder->Free(Asn1Buf);
|
|
|
|
// Delete allocated RasMessage storage
|
|
SPIDER_TRACE(SP_NEWDEL, "del pRespRasMessage = %X\n", pRespRasMessage);
|
|
delete pRespRasMessage;
|
|
|
|
// Notify user of received disengage request
|
|
SPIDER_TRACE(SP_GKI, "PostMessage(m_hWnd, m_wBaseMessage + GKI_DISENG_CONFIRM, 0, %X)\n",
|
|
this);
|
|
PostMessage(g_pReg->GetHWnd(), g_pReg->GetBaseMessage() + GKI_DISENG_CONFIRM,
|
|
0, (LPARAM)this);
|
|
|
|
return (GKI_DELETE_CALL);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::Retry(void)
|
|
{
|
|
// ABSTRACT: This function is called by the CRegistration Retry function
|
|
// at the configured time interval. It will check if there
|
|
// are any outstanding PDUs for the Call object
|
|
// If so, they will be retransmitted. If the maximum number of
|
|
// retries has expired, the memory will be cleaned up.
|
|
// This function will return 0 to the background thread unless
|
|
// it wants the thread to terminate. This function will
|
|
// also send the IRR status datagram for the conference
|
|
// if the time period has expired.
|
|
// AUTHOR: Colin Hulme
|
|
|
|
ASN1_BUF Asn1Buf;
|
|
DWORD dwErrorCode;
|
|
#ifdef _DEBUG
|
|
char szGKDebug[80];
|
|
#endif
|
|
HRESULT hResult = GKI_OK;
|
|
|
|
// SPIDER_TRACE(SP_FUNC, "CCall::Retry()\n", 0);
|
|
ASSERT(g_pCoder && g_pGatekeeper);
|
|
if ((g_pCoder == NULL) && (g_pGatekeeper == NULL))
|
|
return (GKI_NOT_INITIALIZED);
|
|
|
|
// Check to see if status datagram is required
|
|
if (m_usTimeTilStatus) // No auto-status if 0
|
|
{
|
|
if (--m_usTimeTilStatus == 0)
|
|
{
|
|
// Reset timer
|
|
m_usTimeTilStatus =
|
|
(unsigned short)(((DWORD)m_CFirrFrequency * 1000) / GKR_RETRY_TICK_MS);
|
|
|
|
hResult = SendInfoRequestResponse(0, 0, TRUE); // send unsolicited status datagram
|
|
if (hResult != GKI_OK)
|
|
return (hResult);
|
|
}
|
|
}
|
|
|
|
// Check to see if PDU retransmission is required
|
|
if (m_pRasMessage && (--m_uRetryCountdown == 0))
|
|
{
|
|
// going to retry, reset countdown
|
|
m_uRetryCountdown = m_uRetryResetCount;
|
|
|
|
if (m_usRetryCount <= m_uMaxRetryCount)
|
|
{
|
|
// Encode the PDU & resend it
|
|
dwErrorCode = g_pCoder->Encode(m_pRasMessage, &Asn1Buf);
|
|
if (dwErrorCode)
|
|
return (GKI_ENCODER_ERROR);
|
|
|
|
SPIDER_TRACE(SP_PDU, "RESend PDU; pCall = %X\n", this);
|
|
if (fGKIDontSend == FALSE)
|
|
if (g_pReg->m_pSocket->Send((char *)Asn1Buf.value, Asn1Buf.length) == SOCKET_ERROR)
|
|
return (GKI_WINSOCK2_ERROR(SOCKET_ERROR));
|
|
|
|
// Free the encoder memory
|
|
g_pCoder->Free(Asn1Buf);
|
|
m_usRetryCount++;
|
|
}
|
|
else // Retries expired - clean up
|
|
{
|
|
switch (m_pRasMessage->choice)
|
|
{
|
|
case admissionRequest_chosen:
|
|
m_State = GK_DISENGAGED;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_DISENGAGED (%X)\n", this);
|
|
hResult = GKI_DELETE_CALL;
|
|
break;
|
|
case bandwidthRequest_chosen:
|
|
m_State = GK_CALL;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_CALL (%X)\n", this);
|
|
break;
|
|
case disengageRequest_chosen:
|
|
m_State = GK_DISENGAGED;
|
|
SPIDER_TRACE(SP_STATE, "m_State = GK_DISENGAGED (%X)\n", this);
|
|
hResult = GKI_DELETE_CALL;
|
|
break;
|
|
}
|
|
SPIDER_TRACE(SP_NEWDEL, "del m_pRasMessage = %X\n", m_pRasMessage);
|
|
delete m_pRasMessage;
|
|
m_pRasMessage = 0;
|
|
|
|
// Notify user that gatekeeper didn't respond
|
|
#ifdef RETRY_REREG_FOREVER
|
|
SPIDER_TRACE(SP_GKI, "PostMessage(m_hWnd, m_wBaseMessage + GKI_ERROR, 0, GKI_NO_RESPONSE)\n", 0);
|
|
PostMessage(g_pReg->GetHWnd(),
|
|
g_pReg->GetBaseMessage() + GKI_ERROR,
|
|
0, GKI_NO_RESPONSE);
|
|
#else
|
|
// end the call as if ARJ occurred
|
|
SPIDER_TRACE(SP_GKI, "PostMessage(m_hWnd, m_wBaseMessage + GKI_ADM_REJECT, ARJ_TIMEOUT, 0)\n", 0);
|
|
PostMessage(g_pReg->GetHWnd(),
|
|
g_pReg->GetBaseMessage() + GKI_ADM_REJECT,
|
|
ARJ_TIMEOUT, 0L);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
return (hResult);
|
|
}
|
|
|
|
HRESULT
|
|
CCall::SendInfoRequestResponse(CallInfoStruct *pCallInfo, RasMessage *pRasMessage, BOOL fThisCallOnly)
|
|
{
|
|
// ABSTRACT: This function is called by the Retry thread if this call
|
|
// is due to report an unsolicited status to the gatekeeper.
|
|
// It is also called in response to a received IRQ. In the
|
|
// case of an IRQ, each active call should chain call the
|
|
// next active call. This allows construction of a link
|
|
// list of conference information that is then passed to the
|
|
// CRegistration::SendInfoRequestResponse function for
|
|
// encapsulation into the IRR message.
|
|
//
|
|
// The fThisCallOnly flag determines whether or not to walk the
|
|
// chain of calls in generating the response message.
|
|
//
|
|
// If fThisCallOnly == TRUE, the chain will not be walked, and
|
|
// this routine will call the CRegistration::SendInfoRequestResponse().
|
|
// AUTHOR: Colin Hulme, Dan Dexter
|
|
|
|
CallInfoStruct CallInfo;
|
|
CallInfoStruct *pCI;
|
|
#ifdef _DEBUG
|
|
char szGKDebug[80];
|
|
#endif
|
|
HRESULT hResult = GKI_OK;
|
|
|
|
SPIDER_TRACE(SP_FUNC, "CCall::SendInfoRequestResponse(%X)\n", pCallInfo);
|
|
|
|
memset(&CallInfo, 0, sizeof(CallInfo));
|
|
CallInfo.next = 0;
|
|
CallInfo.value.bit_mask = 0;
|
|
CallInfo.value.callReferenceValue = m_callReferenceValue;
|
|
CallInfo.value.conferenceID = m_conferenceID;
|
|
|
|
memcpy(&CallInfo.value.callIdentifier.guid.value,
|
|
&m_CallIdentifier, sizeof(GUID));
|
|
CallInfo.value.callIdentifier.guid.length = sizeof(GUID);
|
|
CallInfo.value.bit_mask
|
|
|= InfoRequestResponse_perCallInfo_Seq_callIdentifier_present;
|
|
|
|
CallInfo.value.bit_mask |= originator_present;
|
|
|
|
CallInfo.value.callSignaling.bit_mask = recvAddress_present;
|
|
CallInfo.value.callSignaling.recvAddress = m_LocalCallSignalAddress;
|
|
|
|
if (m_answerCall) // If I am the callee
|
|
{
|
|
// look out! if there has not been an ACF, m_CallReturnInfo.destCallSignalAddress
|
|
// is uninitialized. m_CallReturnInfo.hCall is set only after ACF
|
|
if(m_CallReturnInfo.hCall)
|
|
{
|
|
if (m_RemoteCallSignalAddress.choice)
|
|
{
|
|
CallInfo.value.callSignaling.sendAddress = m_RemoteCallSignalAddress;
|
|
CallInfo.value.callSignaling.bit_mask |= sendAddress_present;
|
|
}
|
|
CallInfo.value.originator = FALSE;
|
|
CallInfo.value.callModel = m_CallReturnInfo.callModel;
|
|
}
|
|
else
|
|
{
|
|
// we are typically in this path because we got an IRQ after
|
|
// sending an ARQ.
|
|
CallInfo.value.callModel.choice = direct_chosen;
|
|
}
|
|
}
|
|
else // I am the caller
|
|
{
|
|
// look out! if there has not been an ACF, m_CallReturnInfo.destCallSignalAddress
|
|
// is uninitialized. m_CallReturnInfo.hCall is set only after ACF
|
|
if(m_CallReturnInfo.hCall)
|
|
{
|
|
CallInfo.value.callSignaling.sendAddress = m_CallReturnInfo.destCallSignalAddress;
|
|
CallInfo.value.callSignaling.bit_mask |= sendAddress_present;
|
|
CallInfo.value.originator = TRUE;
|
|
CallInfo.value.callModel = m_CallReturnInfo.callModel;
|
|
}
|
|
else
|
|
{
|
|
// we are typically in this path because we got an IRQ after
|
|
// sending an ARQ.
|
|
CallInfo.value.callModel.choice = direct_chosen;
|
|
}
|
|
}
|
|
CallInfo.value.callType = m_callType;
|
|
CallInfo.value.bandWidth = m_CFbandWidth;
|
|
|
|
|
|
if (pCallInfo) // Add to chain of CallInfo structures
|
|
{
|
|
for (pCI = pCallInfo; pCI->next != 0; pCI = pCI->next)
|
|
;
|
|
pCI->next = &CallInfo;
|
|
}
|
|
else // We're alone - just point to ours
|
|
pCallInfo = &CallInfo;
|
|
|
|
// If the IRR is not just for this call, then get the next call
|
|
// and call it's SendInfoRequestResponse() function. If there are no
|
|
// more calls, or this IRR was only for this call, call
|
|
// g_pReg->SendInfoRequestResponse()
|
|
CCall *pNextCall = NULL;
|
|
if (!fThisCallOnly)
|
|
{
|
|
pNextCall = g_pReg->GetNextCall(this);
|
|
}
|
|
|
|
if (pNextCall)
|
|
hResult = pNextCall->SendInfoRequestResponse(pCallInfo, pRasMessage, fThisCallOnly);
|
|
else
|
|
hResult = g_pReg->SendInfoRequestResponse(pCallInfo, pRasMessage);
|
|
|
|
return (hResult);
|
|
}
|
|
|
|
|
|
//
|
|
// MatchSeqNum()
|
|
//
|
|
// ABSTRACT:
|
|
// This function checks to see if the outstanding RAS request(s) it has
|
|
// match the sequence number passed in.
|
|
//
|
|
// RETURNS:
|
|
// TRUE if sequence number matches, FALSE otherwise
|
|
//
|
|
// AUTHOR: Dan Dexter
|
|
BOOL
|
|
CCall::MatchSeqNum(RequestSeqNum seqNum)
|
|
{
|
|
BOOL bRet = FALSE;
|
|
// If there is no RAS message, this sequence
|
|
// number can't be ours...
|
|
if (!m_pRasMessage)
|
|
return(FALSE);
|
|
|
|
// Look at the sequence number in the RAS message and see
|
|
// if it matches.
|
|
|
|
switch(m_pRasMessage->choice)
|
|
{
|
|
case gatekeeperRequest_chosen:
|
|
if (m_pRasMessage->u.gatekeeperRequest.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case gatekeeperConfirm_chosen:
|
|
if (m_pRasMessage->u.gatekeeperConfirm.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case gatekeeperReject_chosen:
|
|
if (m_pRasMessage->u.gatekeeperReject.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case registrationRequest_chosen:
|
|
if (m_pRasMessage->u.registrationRequest.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case registrationConfirm_chosen:
|
|
if (m_pRasMessage->u.registrationConfirm.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case registrationReject_chosen:
|
|
if (m_pRasMessage->u.registrationReject.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case unregistrationRequest_chosen:
|
|
if (m_pRasMessage->u.unregistrationRequest.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case unregistrationConfirm_chosen:
|
|
if (m_pRasMessage->u.unregistrationConfirm.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case unregistrationReject_chosen:
|
|
if (m_pRasMessage->u.unregistrationReject.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case admissionRequest_chosen:
|
|
if (m_pRasMessage->u.admissionRequest.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case admissionConfirm_chosen:
|
|
if (m_pRasMessage->u.admissionConfirm.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case admissionReject_chosen:
|
|
if (m_pRasMessage->u.admissionReject.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case bandwidthRequest_chosen:
|
|
if (m_pRasMessage->u.bandwidthRequest.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case bandwidthConfirm_chosen:
|
|
if (m_pRasMessage->u.bandwidthConfirm.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case bandwidthReject_chosen:
|
|
if (m_pRasMessage->u.bandwidthReject.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case disengageRequest_chosen:
|
|
if (m_pRasMessage->u.disengageRequest.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case disengageConfirm_chosen:
|
|
if (m_pRasMessage->u.disengageConfirm.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case disengageReject_chosen:
|
|
if (m_pRasMessage->u.disengageReject.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case locationRequest_chosen:
|
|
if (m_pRasMessage->u.locationRequest.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case locationConfirm_chosen:
|
|
if (m_pRasMessage->u.locationConfirm.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case locationReject_chosen:
|
|
if (m_pRasMessage->u.locationReject.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case infoRequest_chosen:
|
|
if (m_pRasMessage->u.infoRequest.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case infoRequestResponse_chosen:
|
|
if (m_pRasMessage->u.infoRequestResponse.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case nonStandardMessage_chosen:
|
|
if (m_pRasMessage->u.nonStandardMessage.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case unknownMessageResponse_chosen:
|
|
if (m_pRasMessage->u.unknownMessageResponse.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case requestInProgress_chosen:
|
|
if (m_pRasMessage->u.requestInProgress.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case resourcesAvailableIndicate_chosen:
|
|
if (m_pRasMessage->u.resourcesAvailableIndicate.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case resourcesAvailableConfirm_chosen:
|
|
if (m_pRasMessage->u.resourcesAvailableConfirm.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case infoRequestAck_chosen:
|
|
if (m_pRasMessage->u.infoRequestAck.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
case infoRequestNak_chosen:
|
|
if (m_pRasMessage->u.infoRequestNak.requestSeqNum == seqNum)
|
|
bRet = TRUE;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return bRet;
|
|
}
|
|
|
|
//
|
|
// MatchCRV()
|
|
//
|
|
// ABSTRACT:
|
|
// This function checks to see if the CallReferenceValue associated
|
|
// with this call object matches the CRV passed in.
|
|
//
|
|
// RETURNS:
|
|
// TRUE if CRV number matches, FALSE otherwise
|
|
//
|
|
// AUTHOR: Dan Dexter
|
|
BOOL
|
|
CCall::MatchCRV(CallReferenceValue crv)
|
|
{
|
|
return(crv == m_callReferenceValue);
|
|
}
|