2449 lines
75 KiB
C++
2449 lines
75 KiB
C++
/**
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* h323chan.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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* As a special exception to the GNU General Public License, permission is
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* granted for additional uses of the text contained in this release of Yate
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* as noted here.
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* This exception is that permission is hereby granted to link Yate with the
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* OpenH323 and PWLIB runtime libraries to produce an executable image.
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*
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* H.323 channel
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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 <ptlib.h>
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#include <h323.h>
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#include <h323neg.h>
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#include <h323pdu.h>
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#include <h323caps.h>
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#include <ptclib/delaychan.h>
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#include <gkserver.h>
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/* For some reason the Windows version of OpenH323 #undefs the version.
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* You need to put a openh323version.h file somewhere in your include path,
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* preferably in the OpenH323 include directory.
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* Make sure you keep that file in sync with your other OpenH323 components.
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* You can find a template for that below:
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--- cut here ---
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#ifndef OPENH323_MAJOR
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#define OPENH323_MAJOR 1
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#define OPENH323_MINOR 0
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#define OPENH323_BUILD 0
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#endif
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--- cut here ---
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*/
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#ifdef _WINDOWS
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#include <openh323version.h>
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#endif
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#ifndef OPENH323_VERSION
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#define OPENH323_VERSION "SomethingOld"
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#endif
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/* Define a easily comparable version, 2 digits for each component */
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#define OPENH323_NUMVERSION ((OPENH323_MAJOR)*10000 + (OPENH323_MINOR)*100 + (OPENH323_BUILD))
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#if (OPENH323_NUMVERSION < 11202)
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#error Open H323 version too old
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#endif
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/* Guess if we have a QOS parameter to the RTP channel creation */
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#if (OPENH323_NUMVERSION >= 11304)
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#define NEED_RTP_QOS_PARAM 1
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#endif
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#if (OPENH323_NUMVERSION >= 11404)
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#define USE_CAPABILITY_FACTORY
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#endif
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#include <yatephone.h>
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#include <yateversn.h>
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#include <string.h>
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using namespace TelEngine;
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namespace { // anonymous
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static bool s_inband;
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static bool s_externalRtp;
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static bool s_fallbackRtp;
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static bool s_passtrough;
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static bool s_pwlibThread;
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static int s_maxCleaning = 0;
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static Configuration s_cfg;
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static Mutex s_mutex(false,"H323Chan");
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static int s_connCount = 0;
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static int s_chanCount = 0;
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static const TokenDict dict_str2code[] = {
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{ "alpha" , PProcess::AlphaCode },
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{ "beta" , PProcess::BetaCode },
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{ "release" , PProcess::ReleaseCode },
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{ 0 , 0 },
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};
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static const char* h323_formats[] = {
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"G.711-ALaw-64k", "alaw",
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"G.711-uLaw-64k", "mulaw",
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"GSM-06.10", "gsm",
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"MS-GSM", "msgsm",
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"SpeexNarrow", "speex",
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"LPC-10", "lpc10",
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"iLBC-15k2", "ilbc20",
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"iLBC-13k3", "ilbc30",
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"G.723", "g723",
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"G.726", "g726",
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"G.728", "g728",
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"G.729B", "g729b",
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"G.729", "g729",
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"PCM-16", "slin",
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#if 0
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"G.729A", "g729a",
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"G.729A/B", "g729ab",
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"G.723.1", "g723.1",
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"G.723.1(5.3k)", "g723.1-5k3",
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"G.723.1A(5.3k)", "g723.1a-5k3",
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"G.723.1A(6.3k)", "g723.1a-6k3",
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"G.723.1A(6.3k)-Cisco", "g723.1a-6k3-cisco",
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"G.726-16k", "g726-16",
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"G.726-24k", "g726-24",
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"G.726-32k", "g726-32",
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"G.726-40k", "g726-40",
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"iLBC", "ilbc",
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"SpeexNarrow-18.2k", "speex-18k2",
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"SpeexNarrow-15k", "speex-15k",
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"SpeexNarrow-11k", "speex-11k",
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"SpeexNarrow-8k", "speex-8k",
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"SpeexNarrow-5.95k", "speex-5k95",
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#endif
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0
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};
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static const TokenDict dict_h323_dir[] = {
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{ "receive", H323Channel::IsReceiver },
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{ "send", H323Channel::IsTransmitter },
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{ "bidir", H323Channel::IsBidirectional },
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{ 0 , 0 },
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};
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static const TokenDict dict_silence[] = {
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{ "none", H323AudioCodec::NoSilenceDetection },
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{ "fixed", H323AudioCodec::FixedSilenceDetection },
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{ "adaptive", H323AudioCodec::AdaptiveSilenceDetection },
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{ 0 , 0 },
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};
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// OpenH323 cause code mappings
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static const TokenDict dict_errors[] = {
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{ "noroute", H323Connection::EndedByUnreachable },
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{ "noroute", H323Connection::EndedByNoUser },
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{ "noconn", H323Connection::EndedByNoEndPoint },
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{ "nomedia", H323Connection::EndedByCapabilityExchange },
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{ "nomedia", H323Connection::EndedByNoBandwidth },
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{ "busy", H323Connection::EndedByLocalBusy },
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{ "busy", H323Connection::EndedByRemoteBusy },
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{ "rejected", H323Connection::EndedByRefusal },
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{ "rejected", H323Connection::EndedByNoAccept },
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{ "forbidden", H323Connection::EndedBySecurityDenial },
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{ "congestion", H323Connection::EndedByLocalCongestion },
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{ "congestion", H323Connection::EndedByRemoteCongestion },
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{ "offline", H323Connection::EndedByHostOffline },
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{ "timeout", H323Connection::EndedByDurationLimit },
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{ 0 , 0 },
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};
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// Q.931/Q.850 cause code mappings
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static const TokenDict q931_errors[] = {
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{ "incomplete", Q931::InvalidNumberFormat },
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{ "congestion", Q931::NoCircuitChannelAvailable },
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{ "congestion", Q931::TemporaryFailure },
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{ "congestion", Q931::Congestion },
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{ "offline", Q931::SubscriberAbsent },
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{ "nocall", Q931::InvalidCallReference },
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#if (OPENH323_NUMVERSION >= 11506)
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{ "nocall", Q931::IdentifiedChannelNonExistent },
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#endif
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{ 0 , 0 },
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};
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static const char* CallEndReasonText(int reason)
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{
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#define MAKE_END_REASON(r) case H323Connection::r: return #r
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switch (reason) {
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MAKE_END_REASON(EndedByLocalUser);
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MAKE_END_REASON(EndedByNoAccept);
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MAKE_END_REASON(EndedByAnswerDenied);
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MAKE_END_REASON(EndedByRemoteUser);
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MAKE_END_REASON(EndedByRefusal);
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MAKE_END_REASON(EndedByNoAnswer);
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MAKE_END_REASON(EndedByCallerAbort);
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MAKE_END_REASON(EndedByTransportFail);
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MAKE_END_REASON(EndedByConnectFail);
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MAKE_END_REASON(EndedByGatekeeper);
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MAKE_END_REASON(EndedByNoUser);
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MAKE_END_REASON(EndedByNoBandwidth);
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MAKE_END_REASON(EndedByCapabilityExchange);
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MAKE_END_REASON(EndedByCallForwarded);
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MAKE_END_REASON(EndedBySecurityDenial);
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MAKE_END_REASON(EndedByLocalBusy);
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MAKE_END_REASON(EndedByLocalCongestion);
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MAKE_END_REASON(EndedByRemoteBusy);
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MAKE_END_REASON(EndedByRemoteCongestion);
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MAKE_END_REASON(EndedByUnreachable);
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MAKE_END_REASON(EndedByNoEndPoint);
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MAKE_END_REASON(EndedByHostOffline);
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MAKE_END_REASON(EndedByTemporaryFailure);
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MAKE_END_REASON(EndedByQ931Cause);
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MAKE_END_REASON(EndedByDurationLimit);
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MAKE_END_REASON(EndedByInvalidConferenceID);
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case H323Connection::NumCallEndReasons: return "CallStillActive";
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default: return "UnlistedCallEndReason";
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}
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#undef MAKE_END_REASON
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}
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static int cleaningCount()
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{
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Lock lock(s_mutex);
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return s_connCount - s_chanCount;
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}
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class H323Process : public PProcess
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{
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PCLASSINFO(H323Process, PProcess)
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H323Process()
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: PProcess(
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s_cfg.getValue("general","vendor","Null Team"),
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s_cfg.getValue("general","product","YATE"),
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(unsigned short)s_cfg.getIntValue("general","major",YATE_MAJOR),
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(unsigned short)s_cfg.getIntValue("general","minor",YATE_MINOR),
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(PProcess::CodeStatus)s_cfg.getIntValue("general","status",dict_str2code,PProcess::ReleaseCode),
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(unsigned short)s_cfg.getIntValue("general","build",YATE_BUILD)
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)
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{ Resume(); }
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public:
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void Main()
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{ }
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};
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class YateGkRegThread;
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class YateH323EndPoint;
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class YateGatekeeperServer;
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class YateH323EndPoint;
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class YateH323Chan;
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class H323Driver : public Driver
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{
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friend class YateH323EndPoint;
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public:
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H323Driver();
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virtual ~H323Driver();
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virtual void initialize();
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virtual bool hasLine(const String& line) const;
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virtual bool msgRoute(Message& msg);
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virtual bool msgExecute(Message& msg, String& dest);
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virtual void msgTimer(Message& msg);
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virtual bool received(Message &msg, int id);
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virtual void statusParams(String& str);
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void cleanup();
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YateH323EndPoint* findEndpoint(const String& ep) const;
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private:
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ObjList m_endpoints;
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};
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H323Process* s_process = 0;
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static H323Driver hplugin;
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class YateGatekeeperCall : public H323GatekeeperCall
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{
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PCLASSINFO(YateGatekeeperCall, H323GatekeeperCall);
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public:
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YateGatekeeperCall(
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YateGatekeeperServer& server,
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const OpalGloballyUniqueID& callIdentifier, /// Unique call identifier
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Direction direction
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);
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virtual H323GatekeeperRequest::Response OnAdmission(
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H323GatekeeperARQ& request
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);
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};
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class YateGatekeeperServer : public H323GatekeeperServer
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{
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PCLASSINFO(YateGatekeeperServer, H323GatekeeperServer);
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public:
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YateGatekeeperServer(YateH323EndPoint& ep);
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BOOL Init();
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H323GatekeeperRequest::Response OnRegistration(
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H323GatekeeperRRQ& request);
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H323GatekeeperRequest::Response OnUnregistration(
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H323GatekeeperURQ& request);
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H323GatekeeperCall* CreateCall(const OpalGloballyUniqueID& id,H323GatekeeperCall::Direction dir);
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BOOL TranslateAliasAddressToSignalAddress(const H225_AliasAddress& alias,H323TransportAddress& address);
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virtual BOOL GetUsersPassword(const PString& alias,PString& password) const;
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private:
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YateH323EndPoint& m_endpoint;
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};
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class YateH323AudioSource : public DataSource, public PIndirectChannel
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{
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PCLASSINFO(YateH323AudioSource, PIndirectChannel)
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YCLASS(YateH323AudioSource, DataSource)
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public:
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YateH323AudioSource()
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: m_exit(false)
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{ Debug(&hplugin,DebugAll,"YateH323AudioSource::YateH323AudioSource() [%p]",this); }
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~YateH323AudioSource();
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virtual BOOL Close();
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virtual BOOL IsOpen() const;
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virtual BOOL Write(const void *buf, PINDEX len);
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private:
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PAdaptiveDelay writeDelay;
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DataBlock m_data;
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bool m_exit;
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};
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class YateH323AudioConsumer : public DataConsumer, public Mutex, public PIndirectChannel
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{
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PCLASSINFO(YateH323AudioConsumer, PIndirectChannel)
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YCLASS(YateH323AudioConsumer, DataConsumer)
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public:
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YateH323AudioConsumer()
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: Mutex(false,"YateH323AudioConsumer"), m_exit(false)
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{ Debug(&hplugin,DebugAll,"YateH323AudioConsumer::YateH323AudioConsumer() [%p]",this); }
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~YateH323AudioConsumer();
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virtual BOOL Close();
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virtual BOOL IsOpen() const;
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virtual BOOL Read(void *buf, PINDEX len);
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virtual unsigned long Consume(const DataBlock &data, unsigned long tStamp, unsigned long flags);
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private:
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PAdaptiveDelay readDelay;
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DataBlock m_buffer;
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bool m_exit;
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};
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class YateH323_ExternalRTPChannel;
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class YateH323EndPoint : public String, public H323EndPoint
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{
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PCLASSINFO(YateH323EndPoint, H323EndPoint)
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public:
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enum GkMode {
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ByAddr,
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ByName,
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Discover,
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Unregister
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};
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YateH323EndPoint(const NamedList* params = 0, const char* name = 0);
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~YateH323EndPoint();
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virtual H323Connection* CreateConnection(unsigned callReference, void* userData,
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H323Transport* transport, H323SignalPDU* setupPDU);
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bool Init(const NamedList* params = 0);
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bool startGkClient(int mode, int retry = 0, const char* name = "");
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void stopGkClient();
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void asyncGkClient(int mode, const PString& name, int retry);
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void checkGkClient();
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protected:
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bool internalGkClient(int mode, const PString& name);
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void internalGkNotify(bool registered);
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YateGatekeeperServer* m_gkServer;
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YateGkRegThread* m_thread;
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bool m_registered;
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};
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class YateH323Connection : public H323Connection, public DebugEnabler
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{
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PCLASSINFO(YateH323Connection, H323Connection)
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friend class YateH323Chan;
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public:
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YateH323Connection(YateH323EndPoint& endpoint, H323Transport* transport, unsigned callReference, void* userdata);
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~YateH323Connection();
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virtual H323Connection::AnswerCallResponse OnAnswerCall(const PString& caller,
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const H323SignalPDU& signalPDU, H323SignalPDU& connectPDU);
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virtual H323Connection::CallEndReason SendSignalSetup(const PString& alias, const H323TransportAddress& address);
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virtual void OnEstablished();
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virtual void OnCleared();
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virtual BOOL OnAlerting(const H323SignalPDU& alertingPDU, const PString& user);
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virtual BOOL OnReceivedProgress(const H323SignalPDU& pdu);
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virtual void OnUserInputTone(char tone, unsigned duration, unsigned logicalChannel, unsigned rtpTimestamp);
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virtual void OnUserInputString(const PString& value);
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virtual BOOL OpenAudioChannel(BOOL isEncoding, unsigned bufferSize,
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H323AudioCodec &codec);
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virtual void OnSetLocalCapabilities();
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#ifdef NEED_RTP_QOS_PARAM
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virtual H323Channel* CreateRealTimeLogicalChannel(const H323Capability& capability,H323Channel::Directions dir,unsigned sessionID,const H245_H2250LogicalChannelParameters* param,RTP_QOS* rtpqos = NULL);
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#else
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virtual H323Channel* CreateRealTimeLogicalChannel(const H323Capability& capability,H323Channel::Directions dir,unsigned sessionID,const H245_H2250LogicalChannelParameters* param);
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#endif
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virtual BOOL OnStartLogicalChannel(H323Channel& channel);
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virtual BOOL OnCreateLogicalChannel(const H323Capability& capability, H323Channel::Directions dir, unsigned& errorCode);
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virtual BOOL OpenLogicalChannel(const H323Capability& capability, unsigned sessionID, H323Channel::Directions dir);
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virtual void CleanUpOnCallEnd();
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BOOL startExternalRTP(const char* remoteIP, WORD remotePort, H323Channel::Directions dir, YateH323_ExternalRTPChannel* chan);
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void stoppedExternal(H323Channel::Directions dir);
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void setRemoteAddress(const char* remoteIP, WORD remotePort);
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void cleanups(bool closeChans = true, bool dropChan = true);
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bool sendTone(Message& msg, const char* tone);
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void setCallerID(const char* number, const char* name);
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void rtpExecuted(Message& msg);
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void rtpForward(Message& msg, bool init = false);
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void updateFormats(const Message& msg);
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bool adjustCapabilities();
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void answerCall(AnswerCallResponse response, bool autoEarly = false);
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static BOOL decodeCapability(const H323Capability& capability, const char** dataFormat, int* payload = 0, String* capabName = 0);
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inline bool hasRemoteAddress() const
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{ return m_passtrough && (m_remotePort > 0); }
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inline bool nativeRtp() const
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{ return m_nativeRtp; }
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inline void rtpLocal()
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{ m_passtrough = false; }
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private:
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String m_chanId;
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YateH323Chan* m_chan;
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Mutex* m_mutex;
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bool m_externalRtp;
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bool m_nativeRtp;
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bool m_passtrough;
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String m_formats;
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String m_rtpid;
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String m_rtpAddr;
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int m_rtpPort;
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String m_remoteFormats;
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String m_remoteAddr;
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int m_remotePort;
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bool m_needMedia;
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};
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|
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// this part has been inspired (more or less) from chan_h323 of project asterisk, credits to Jeremy McNamara for chan_h323 and to Mark Spencer for asterisk.
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class YateH323_ExternalRTPChannel : public H323_ExternalRTPChannel
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{
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PCLASSINFO(YateH323_ExternalRTPChannel, H323_ExternalRTPChannel);
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public:
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/* Create a new channel. */
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YateH323_ExternalRTPChannel(
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YateH323Connection& connection,
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const H323Capability& capability,
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Directions direction,
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unsigned sessionID,
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const PIPSocket::Address& ip,
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WORD dataPort);
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/* Destructor */
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~YateH323_ExternalRTPChannel();
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virtual BOOL Start();
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virtual BOOL OnReceivedAckPDU(const H245_H2250LogicalChannelAckParameters& param);
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virtual BOOL OnSendingPDU(H245_H2250LogicalChannelParameters& param);
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virtual BOOL OnReceivedPDU(const H245_H2250LogicalChannelParameters& param,unsigned& errorCode);
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virtual void OnSendOpenAck(H245_H2250LogicalChannelAckParameters& param);
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private:
|
|
YateH323Connection* m_conn;
|
|
};
|
|
|
|
class YateH323Chan : public Channel
|
|
{
|
|
friend class YateH323Connection;
|
|
public:
|
|
YateH323Chan(YateH323Connection* conn,Message* msg,const char* addr);
|
|
~YateH323Chan();
|
|
PChannel* openAudioChannel(BOOL isEncoding);
|
|
bool stopDataLinks();
|
|
void hangup(bool dropChan = true, bool clearCall = true);
|
|
void finish();
|
|
|
|
virtual void zeroRefs();
|
|
virtual void disconnected(bool final, const char *reason);
|
|
virtual bool msgProgress(Message& msg);
|
|
virtual bool msgRinging(Message& msg);
|
|
virtual bool msgAnswered(Message& msg);
|
|
virtual bool msgTone(Message& msg, const char* tone);
|
|
virtual bool msgText(Message& msg, const char* text);
|
|
virtual bool callRouted(Message& msg);
|
|
virtual void callAccept(Message& msg);
|
|
virtual void callRejected(const char* error, const char* reason, const Message* msg);
|
|
virtual bool setDebug(Message& msg);
|
|
void setAddress(const char* addr);
|
|
inline void setTarget(const char* targetid)
|
|
{ m_targetid = targetid; }
|
|
private:
|
|
YateH323Connection* m_conn;
|
|
H323Connection::CallEndReason m_reason;
|
|
bool m_hungup;
|
|
bool m_inband;
|
|
};
|
|
|
|
class YateGkRegThread : public PThread
|
|
{
|
|
PCLASSINFO(YateGkRegThread, PThread);
|
|
public:
|
|
YateGkRegThread(YateH323EndPoint* endpoint, int mode, int retry = 0, const char* name = "")
|
|
: PThread(256000),
|
|
m_ep(endpoint), m_mode(mode), m_retry(retry), m_name(name)
|
|
{ }
|
|
void Main()
|
|
{ m_ep->asyncGkClient(m_mode,m_name,m_retry); }
|
|
protected:
|
|
YateH323EndPoint* m_ep;
|
|
int m_mode;
|
|
int m_retry;
|
|
PString m_name;
|
|
};
|
|
|
|
class YateCallThread : public PThread
|
|
{
|
|
PCLASSINFO(YateCallThread, PThread);
|
|
public:
|
|
YateCallThread(YateH323EndPoint* ep, const char* remoteParty, void* userData, int& status)
|
|
: PThread(256000),
|
|
m_ep(ep), m_userData(userData), m_remoteParty(remoteParty), m_status(status)
|
|
{ }
|
|
virtual void Main();
|
|
static bool makeCall(YateH323EndPoint* ep, const char* remoteParty, void* userData, bool newThread = false);
|
|
protected:
|
|
YateH323EndPoint* m_ep;
|
|
void* m_userData;
|
|
PString m_remoteParty;
|
|
int& m_status;
|
|
};
|
|
|
|
class UserHandler : public MessageHandler
|
|
{
|
|
public:
|
|
UserHandler()
|
|
: MessageHandler("user.login",140)
|
|
{ }
|
|
virtual bool received(Message &msg);
|
|
};
|
|
|
|
// start of fake capabilities code
|
|
|
|
class BaseG7231Capab : public H323AudioCapability
|
|
{
|
|
PCLASSINFO(BaseG7231Capab, H323AudioCapability);
|
|
public:
|
|
BaseG7231Capab(const char* fname, bool annexA = true)
|
|
: H323AudioCapability(7,4), m_name(fname), m_aa(annexA)
|
|
{ }
|
|
virtual PObject* Clone() const
|
|
// default copy constructor - take care!
|
|
{ return new BaseG7231Capab(*this); }
|
|
virtual unsigned GetSubType() const
|
|
{ return H245_AudioCapability::e_g7231; }
|
|
virtual PString GetFormatName() const
|
|
{ return m_name; }
|
|
virtual H323Codec* CreateCodec(H323Codec::Direction direction) const
|
|
{ return 0; }
|
|
virtual Comparison Compare(const PObject& obj) const
|
|
{
|
|
Comparison res = H323AudioCapability::Compare(obj);
|
|
if (res != EqualTo)
|
|
return res;
|
|
bool aa = static_cast<const BaseG7231Capab&>(obj).m_aa;
|
|
if (aa && !m_aa)
|
|
return LessThan;
|
|
if (m_aa && !aa)
|
|
return GreaterThan;
|
|
return EqualTo;
|
|
}
|
|
virtual BOOL OnSendingPDU(H245_AudioCapability& pdu, unsigned packetSize) const
|
|
{
|
|
pdu.SetTag(GetSubType());
|
|
H245_AudioCapability_g7231& g7231 = pdu;
|
|
g7231.m_maxAl_sduAudioFrames = packetSize;
|
|
g7231.m_silenceSuppression = m_aa;
|
|
return TRUE;
|
|
}
|
|
virtual BOOL OnReceivedPDU(const H245_AudioCapability& pdu, unsigned& packetSize)
|
|
{
|
|
if (pdu.GetTag() != H245_AudioCapability::e_g7231)
|
|
return FALSE;
|
|
const H245_AudioCapability_g7231& g7231 = pdu;
|
|
packetSize = g7231.m_maxAl_sduAudioFrames;
|
|
m_aa = (g7231.m_silenceSuppression != 0);
|
|
return TRUE;
|
|
}
|
|
protected:
|
|
const char* m_name;
|
|
bool m_aa;
|
|
};
|
|
|
|
class BaseG729Capab : public H323AudioCapability
|
|
{
|
|
PCLASSINFO(BaseG729Capab, H323AudioCapability);
|
|
public:
|
|
BaseG729Capab(const char* fname, unsigned type = H245_AudioCapability::e_g729)
|
|
: H323AudioCapability(24,6), m_name(fname), m_type(type)
|
|
{ }
|
|
virtual PObject* Clone() const
|
|
// default copy constructor - take care!
|
|
{ return new BaseG729Capab(*this); }
|
|
virtual unsigned GetSubType() const
|
|
{ return m_type; }
|
|
virtual PString GetFormatName() const
|
|
{ return m_name; }
|
|
virtual H323Codec* CreateCodec(H323Codec::Direction direction) const
|
|
{ return 0; }
|
|
protected:
|
|
const char* m_name;
|
|
unsigned m_type;
|
|
};
|
|
|
|
// shameless adaptation from the G711 capability declaration
|
|
#define DEFINE_YATE_CAPAB(cls,base,param,name) \
|
|
class cls : public base { \
|
|
public: \
|
|
cls() : base(name,param) { } \
|
|
}; \
|
|
H323_REGISTER_CAPABILITY(cls,name) \
|
|
|
|
DEFINE_YATE_CAPAB(YateG7231_5,BaseG7231Capab,false,OPAL_G7231_5k3"{sw}")
|
|
DEFINE_YATE_CAPAB(YateG7231_6,BaseG7231Capab,false,OPAL_G7231_6k3"{sw}")
|
|
DEFINE_YATE_CAPAB(YateG7231A5,BaseG7231Capab,true,OPAL_G7231A_5k3"{sw}")
|
|
DEFINE_YATE_CAPAB(YateG7231A6,BaseG7231Capab,true,OPAL_G7231A_6k3"{sw}")
|
|
DEFINE_YATE_CAPAB(YateG729,BaseG729Capab,H245_AudioCapability::e_g729,OPAL_G729"{sw}")
|
|
DEFINE_YATE_CAPAB(YateG729A,BaseG729Capab,H245_AudioCapability::e_g729AnnexA,OPAL_G729A"{sw}")
|
|
DEFINE_YATE_CAPAB(YateG729B,BaseG729Capab,H245_AudioCapability::e_g729wAnnexB,OPAL_G729B"{sw}")
|
|
DEFINE_YATE_CAPAB(YateG729AB,BaseG729Capab,H245_AudioCapability::e_g729AnnexAwAnnexB,OPAL_G729AB"{sw}")
|
|
|
|
// end of fake capabilities code
|
|
|
|
#ifndef DISABLE_CAPS_DUMP
|
|
#ifdef USE_CAPABILITY_FACTORY
|
|
static void ListRegisteredCaps(int level)
|
|
{
|
|
PFactory<H323Capability>::KeyList_T list = PFactory<H323Capability>::GetKeyList();
|
|
for (std::vector<PString>::const_iterator find = list.begin(); find != list.end(); ++find)
|
|
Debug(level,"Registed capability: '%s'",(const char*)*find);
|
|
}
|
|
#else
|
|
// This class is used just to find out if a capability is registered
|
|
class FakeH323CapabilityRegistration : public H323CapabilityRegistration
|
|
{
|
|
PCLASSINFO(FakeH323CapabilityRegistration,H323CapabilityRegistration);
|
|
public:
|
|
FakeH323CapabilityRegistration()
|
|
: H323CapabilityRegistration("[fake]")
|
|
{ }
|
|
static void ListRegistered(int level);
|
|
static bool IsRegistered(const PString& name);
|
|
virtual H323Capability* Create(H323EndPoint& ep) const
|
|
{ return 0; }
|
|
};
|
|
|
|
void FakeH323CapabilityRegistration::ListRegistered(int level)
|
|
{
|
|
PWaitAndSignal mutex(H323CapabilityRegistration::GetMutex());
|
|
H323CapabilityRegistration* find = registeredCapabilitiesListHead;
|
|
for (; find; find = static_cast<FakeH323CapabilityRegistration*>(find)->link)
|
|
Debug(level,"Registed capability: '%s'",(const char*)*find);
|
|
}
|
|
|
|
bool FakeH323CapabilityRegistration::IsRegistered(const PString& name)
|
|
{
|
|
PWaitAndSignal mutex(H323CapabilityRegistration::GetMutex());
|
|
H323CapabilityRegistration* find = registeredCapabilitiesListHead;
|
|
for (; find; find = static_cast<FakeH323CapabilityRegistration*>(find)->link)
|
|
if (*find == name)
|
|
return true;
|
|
return false;
|
|
}
|
|
#endif
|
|
#endif // DISABLE_CAPS_DUMP
|
|
|
|
YateGatekeeperServer::YateGatekeeperServer(YateH323EndPoint& ep)
|
|
: H323GatekeeperServer(ep), m_endpoint(ep)
|
|
{
|
|
Debug(&hplugin,DebugAll,"YateGatekeeperServer::YateGatekeeperServer() [%p]",this);
|
|
}
|
|
|
|
BOOL YateGatekeeperServer::Init()
|
|
{
|
|
SetGatekeeperIdentifier("YATE gatekeeper");
|
|
H323TransportAddressArray interfaces;
|
|
const char* addr = 0;
|
|
int i;
|
|
for (i=1; (addr=s_cfg.getValue("gk",("interface"+String(i)).c_str())); i++){
|
|
if (!AddListener(new H323GatekeeperListener(m_endpoint, *this,s_cfg.getValue("gk","name","YateGatekeeper"),new H323TransportUDP(m_endpoint,PIPSocket::Address(addr),s_cfg.getIntValue("gk","port",1719),0))))
|
|
Debug(DebugGoOn,"Can't start the Gk listener for address: %s",addr);
|
|
}
|
|
i = s_cfg.getIntValue("gk","ttl",600);
|
|
if (i > 0) {
|
|
// adjust time to live between 1 minute and 1 day
|
|
if (i < 60)
|
|
i = 60;
|
|
if (i > 86400)
|
|
i = 86400;
|
|
SetTimeToLive(i);
|
|
}
|
|
disengageOnHearbeatFail = s_cfg.getBoolValue("gk","heartbeatdrop",true);
|
|
canOnlyAnswerRegisteredEP = canOnlyCallRegisteredEP = s_cfg.getBoolValue("gk","registeredonly",false);
|
|
return TRUE;
|
|
}
|
|
|
|
YateH323EndPoint::YateH323EndPoint(const NamedList* params, const char* name)
|
|
: String(name), m_gkServer(0), m_thread(0), m_registered(false)
|
|
{
|
|
Debug(&hplugin,DebugAll,"YateH323EndPoint::YateH323EndPoint(%p,\"%s\") [%p]",
|
|
params,name,this);
|
|
if (params && params->getBoolValue("gw",false))
|
|
terminalType = e_GatewayOnly;
|
|
hplugin.m_endpoints.append(this);
|
|
}
|
|
|
|
YateH323EndPoint::~YateH323EndPoint()
|
|
{
|
|
Debug(&hplugin,DebugAll,"YateH323EndPoint::~YateH323EndPoint() [%p]",this);
|
|
hplugin.m_endpoints.remove(this,false);
|
|
RemoveListener(0);
|
|
ClearAllCalls(H323Connection::EndedByTemporaryFailure, true);
|
|
if (m_gkServer)
|
|
delete m_gkServer;
|
|
stopGkClient();
|
|
if (m_thread)
|
|
Debug(DebugFail,"Destroying YateH323EndPoint '%s' still having a YateGkRegThread %p [%p]",
|
|
safe(),m_thread,this);
|
|
}
|
|
|
|
H323Connection* YateH323EndPoint::CreateConnection(unsigned callReference,
|
|
void* userData, H323Transport* transport, H323SignalPDU* setupPDU)
|
|
{
|
|
if (s_maxCleaning > 0) {
|
|
// check if there aren't too many connections assigned to the cleaner thread
|
|
int cln = cleaningCount();
|
|
if (cln > s_maxCleaning) {
|
|
Debug(DebugWarn,"Refusing new H.323 call, there are already %d cleaning up",cln);
|
|
return 0;
|
|
}
|
|
}
|
|
if (!hplugin.canAccept(false)) {
|
|
Debug(DebugWarn,"Refusing new H.323 call, full or exiting");
|
|
return 0;
|
|
}
|
|
return new YateH323Connection(*this,transport,callReference,userData);
|
|
}
|
|
|
|
bool YateH323EndPoint::Init(const NamedList* params)
|
|
{
|
|
#ifndef DISABLE_CAPS_DUMP
|
|
if (null()) {
|
|
int dump = s_cfg.getIntValue("general","dumpcodecs");
|
|
if (dump > 0)
|
|
#ifdef USE_CAPABILITY_FACTORY
|
|
ListRegisteredCaps(dump);
|
|
#else
|
|
FakeH323CapabilityRegistration::ListRegistered(dump);
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
String csect("codecs");
|
|
if (!null()) {
|
|
csect << " " << c_str();
|
|
// fall back to global codec definitions if [codec NAME] does not exist
|
|
if (!s_cfg.getSection(csect))
|
|
csect = "codecs";
|
|
}
|
|
bool defcodecs = s_cfg.getBoolValue(csect,"default",true);
|
|
const char** f = h323_formats;
|
|
for (; *f; f += 2) {
|
|
bool ok = false;
|
|
bool fake = false;
|
|
String tmp(s_cfg.getValue(csect,f[1]));
|
|
if ((tmp == "fake") || (tmp == "pretend")) {
|
|
ok = true;
|
|
fake = true;
|
|
}
|
|
else
|
|
ok = tmp.toBoolean(defcodecs);
|
|
if (ok) {
|
|
tmp = f[0];
|
|
tmp += "*{sw}";
|
|
PINDEX init = GetCapabilities().GetSize();
|
|
AddAllCapabilities(0, 0, tmp.c_str());
|
|
PINDEX num = GetCapabilities().GetSize() - init;
|
|
if (fake && !num) {
|
|
// failed to add so pretend we support it in hardware
|
|
tmp = f[0];
|
|
tmp += "*{hw}";
|
|
AddAllCapabilities(0, 0, tmp.c_str());
|
|
num = GetCapabilities().GetSize() - init;
|
|
}
|
|
if (num)
|
|
Debug(&hplugin,DebugAll,"H.323 added %d capabilities '%s'",num,tmp.c_str());
|
|
else
|
|
// warn if codecs were disabled by default
|
|
Debug(&hplugin,defcodecs ? DebugInfo : DebugWarn,"H323 failed to add capability '%s'",tmp.c_str());
|
|
}
|
|
}
|
|
|
|
AddAllUserInputCapabilities(0,1);
|
|
DisableDetectInBandDTMF(!(params && params->getBoolValue("dtmfinband",s_inband)));
|
|
DisableFastStart(!(params && params->getBoolValue("faststart")));
|
|
DisableH245Tunneling(!(params && params->getBoolValue("h245tunneling")));
|
|
DisableH245inSetup(!(params && params->getBoolValue("h245insetup")));
|
|
SetSilenceDetectionMode(static_cast<H323AudioCodec::SilenceDetectionMode>
|
|
(params ? params->getIntValue("silencedetect",dict_silence,H323AudioCodec::NoSilenceDetection)
|
|
: H323AudioCodec::NoSilenceDetection));
|
|
|
|
PIPSocket::Address addr = INADDR_ANY;
|
|
if (params && params->getValue("addr"))
|
|
addr = params->getValue("addr");
|
|
int port = 1720;
|
|
if (params)
|
|
port = params-> getIntValue("port",port);
|
|
if ((!params) || params->getBoolValue("ep",true)) {
|
|
H323ListenerTCP *listener = new H323ListenerTCP(*this,addr,port);
|
|
if (!(listener && StartListener(listener))) {
|
|
Debug(DebugGoOn,"Unable to start H323 Listener at port %d",port);
|
|
if (listener)
|
|
delete listener;
|
|
return false;
|
|
}
|
|
const char *ali = "yate";
|
|
if (params) {
|
|
ali = params->getValue("username",ali);
|
|
ali = params->getValue("alias",ali);
|
|
}
|
|
SetLocalUserName(ali);
|
|
const char* server = params ? params->getValue("server") : 0;
|
|
if (params && params->getBoolValue("gkclient",server != 0)) {
|
|
int ttl = params->getIntValue("interval",300);
|
|
// "gkttl" is deprecated
|
|
ttl = params->getIntValue("gkttl",ttl);
|
|
if (ttl > 0) {
|
|
// adjust time to live between 1 minute and 1 day
|
|
if (ttl < 60)
|
|
ttl = 60;
|
|
if (ttl > 86400)
|
|
ttl = 86400;
|
|
registrationTimeToLive.SetInterval(0,ttl);
|
|
}
|
|
int retry = params->getIntValue("gkretry",60);
|
|
if ((retry > 0) && (retry < 10))
|
|
retry = 10;
|
|
const char *p = params->getValue("password");
|
|
if (p) {
|
|
SetGatekeeperPassword(p);
|
|
DDebug(&hplugin,DebugInfo,"Enabling H.235 security access to gatekeeper: '%s'",p);
|
|
}
|
|
const char* d = params->getValue("gkip",server);
|
|
const char* a = params->getValue("gkname");
|
|
if (d)
|
|
startGkClient(ByAddr,retry,d);
|
|
else if (a)
|
|
startGkClient(ByName,retry,a);
|
|
else
|
|
startGkClient(Discover,retry);
|
|
}
|
|
}
|
|
|
|
// only the first, nameless endpoint can be a gatekeeper
|
|
if ((!m_gkServer) && null() && s_cfg.getBoolValue("gk","server",false)) {
|
|
m_gkServer = new YateGatekeeperServer(*this);
|
|
m_gkServer->Init();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// Start a new PThread that performs GK discovery
|
|
bool YateH323EndPoint::startGkClient(int mode, int retry, const char* name)
|
|
{
|
|
int retries = 10;
|
|
hplugin.lock();
|
|
while (m_thread) {
|
|
hplugin.unlock();
|
|
if (!--retries) {
|
|
Debug(&hplugin,DebugGoOn,"Old Gk client thread in '%s' not finished",safe());
|
|
return false;
|
|
}
|
|
Thread::msleep(25);
|
|
hplugin.lock();
|
|
}
|
|
m_thread = new YateGkRegThread(this,mode,retry,name);
|
|
hplugin.unlock();
|
|
m_thread->SetThreadName("Yate H323GkClient");
|
|
m_thread->SetAutoDelete();
|
|
m_thread->Resume();
|
|
return true;
|
|
}
|
|
|
|
void YateH323EndPoint::stopGkClient()
|
|
{
|
|
Lock lock(hplugin);
|
|
if (m_thread) {
|
|
Debug(&hplugin,DebugWarn,"Forcibly terminating old Gk client thread in '%s'",safe());
|
|
m_thread->Terminate();
|
|
m_thread = 0;
|
|
lock.drop();
|
|
RemoveGatekeeper();
|
|
}
|
|
internalGkNotify(false);
|
|
}
|
|
|
|
void YateH323EndPoint::asyncGkClient(int mode, const PString& name, int retry)
|
|
{
|
|
while (!internalGkClient(mode,name) && (retry > 0))
|
|
Thread::sleep(retry);
|
|
Debug(&hplugin,DebugNote,"Thread for GK client '%s' finished",(const char*)name);
|
|
hplugin.lock();
|
|
m_thread = 0;
|
|
hplugin.unlock();
|
|
}
|
|
|
|
bool YateH323EndPoint::internalGkClient(int mode, const PString& name)
|
|
{
|
|
switch (mode) {
|
|
case ByAddr:
|
|
if (SetGatekeeper(name,new H323TransportUDP(*this))) {
|
|
Debug(&hplugin,DebugInfo,"Connected '%s' to GK addr '%s'",
|
|
safe(),(const char*)name);
|
|
internalGkNotify(true);
|
|
return true;
|
|
}
|
|
Debug(&hplugin,DebugWarn,"Failed to connect '%s' to GK addr '%s'",
|
|
safe(),(const char*)name);
|
|
break;
|
|
case ByName:
|
|
if (LocateGatekeeper(name)) {
|
|
Debug(&hplugin,DebugInfo,"Connected '%s' to GK name '%s'",
|
|
safe(),(const char*)name);
|
|
internalGkNotify(true);
|
|
return true;
|
|
}
|
|
Debug(&hplugin,DebugWarn,"Failed to connect '%s' to GK name '%s'",
|
|
safe(),(const char*)name);
|
|
break;
|
|
case Discover:
|
|
if (DiscoverGatekeeper(new H323TransportUDP(*this))) {
|
|
Debug(&hplugin,DebugInfo,"Connected '%s' to discovered GK",safe());
|
|
internalGkNotify(true);
|
|
return true;
|
|
}
|
|
Debug(&hplugin,DebugWarn,"Failed to discover a GK in '%s'",safe());
|
|
break;
|
|
case Unregister:
|
|
RemoveGatekeeper();
|
|
Debug(&hplugin,DebugInfo,"Removed the GK in '%s'",safe());
|
|
internalGkNotify(false);
|
|
return true;
|
|
}
|
|
internalGkNotify(false);
|
|
return false;
|
|
}
|
|
|
|
void YateH323EndPoint::internalGkNotify(bool registered)
|
|
{
|
|
if ((m_registered == registered) || null())
|
|
return;
|
|
m_registered = registered;
|
|
Message* m = new Message("user.notify");
|
|
m->addParam("account",*this);
|
|
m->addParam("protocol","h323");
|
|
m->addParam("registered",String::boolText(registered));
|
|
Engine::enqueue(m);
|
|
}
|
|
|
|
void YateH323EndPoint::checkGkClient()
|
|
{
|
|
if (!m_thread)
|
|
internalGkNotify(IsRegisteredWithGatekeeper());
|
|
}
|
|
|
|
|
|
// make a call either normally or in a proxy PWlib thread
|
|
bool YateCallThread::makeCall(YateH323EndPoint* ep, const char* remoteParty, void* userData, bool newThread)
|
|
{
|
|
if (!newThread) {
|
|
PString token;
|
|
return ep->MakeCall(remoteParty,token,userData) != 0;
|
|
}
|
|
int status = 0;
|
|
YateCallThread* call = new YateCallThread(ep,remoteParty,userData,status);
|
|
call->SetThreadName("Yate H323Call");
|
|
call->SetNoAutoDelete();
|
|
call->Resume();
|
|
call->WaitForTermination();
|
|
delete call;
|
|
return status > 0;
|
|
}
|
|
|
|
// the actual method that does the job in the proxy thread
|
|
void YateCallThread::Main()
|
|
{
|
|
PString token;
|
|
if (m_ep->MakeCall(m_remoteParty,token,m_userData))
|
|
m_status = 1;
|
|
else
|
|
m_status = -1;
|
|
}
|
|
|
|
|
|
YateH323Connection::YateH323Connection(YateH323EndPoint& endpoint,
|
|
H323Transport* transport, unsigned callReference, void* userdata)
|
|
: H323Connection(endpoint,callReference), m_chan(0), m_mutex(0),
|
|
m_externalRtp(s_externalRtp), m_nativeRtp(false), m_passtrough(false),
|
|
m_rtpPort(0), m_remotePort(0), m_needMedia(true)
|
|
{
|
|
Debug(&hplugin,DebugAll,"YateH323Connection::YateH323Connection(%p,%u,%p) [%p]",
|
|
&endpoint,callReference,userdata,this);
|
|
s_mutex.lock();
|
|
s_connCount++;
|
|
s_mutex.unlock();
|
|
m_needMedia = s_cfg.getBoolValue("general","needmedia",m_needMedia);
|
|
|
|
// outgoing calls get the "call.execute" message as user data
|
|
Message* msg = static_cast<Message*>(userdata);
|
|
m_chan = new YateH323Chan(this,msg,
|
|
((transport && !userdata) ? (const char*)transport->GetRemoteAddress() : 0));
|
|
m_chan->initChan();
|
|
m_chanId = m_chan->id();
|
|
m_mutex = m_chan->mutex();
|
|
debugCopy(m_chan);
|
|
debugName(m_chanId);
|
|
if (!msg) {
|
|
m_passtrough = s_passtrough;
|
|
return;
|
|
}
|
|
|
|
setCallerID(msg->getValue("caller"),msg->getValue("callername"));
|
|
rtpForward(*msg,s_passtrough);
|
|
updateFormats(*msg);
|
|
m_needMedia = msg->getBoolValue("needmedia",m_needMedia);
|
|
|
|
CallEndpoint* ch = YOBJECT(CallEndpoint,msg->userData());
|
|
if (ch && ch->connect(m_chan,msg->getValue("reason"))) {
|
|
m_chan->callConnect(*msg);
|
|
m_chan->setTarget(msg->getValue("id"));
|
|
msg->setParam("peerid",m_chan->id());
|
|
msg->setParam("targetid",m_chan->id());
|
|
m_chan->deref();
|
|
}
|
|
}
|
|
|
|
// Called by the cleaner thread after CleanUpOnCallEnd() and OnCleared()
|
|
YateH323Connection::~YateH323Connection()
|
|
{
|
|
Debug(this,DebugAll,"YateH323Connection::~YateH323Connection() [%p]",this);
|
|
s_mutex.lock();
|
|
s_connCount--;
|
|
s_mutex.unlock();
|
|
YateH323Chan* tmp = m_chan;
|
|
m_chan = 0;
|
|
if (tmp)
|
|
tmp->finish();
|
|
cleanups();
|
|
debugName(0);
|
|
}
|
|
|
|
// Called by the cleaner thread before OnCleared() and the destructor
|
|
void YateH323Connection::CleanUpOnCallEnd()
|
|
{
|
|
Debug(this,DebugAll,"YateH323Connection::CleanUpOnCallEnd() [%p]",this);
|
|
if (m_chan)
|
|
m_chan->stopDataLinks();
|
|
H323Connection::CleanUpOnCallEnd();
|
|
}
|
|
|
|
void YateH323Connection::cleanups(bool closeChans, bool dropChan)
|
|
{
|
|
if (dropChan)
|
|
m_chan = 0;
|
|
if (closeChans && Lock()) {
|
|
CloseAllLogicalChannels(true);
|
|
CloseAllLogicalChannels(false);
|
|
Unlock();
|
|
}
|
|
}
|
|
|
|
H323Connection::AnswerCallResponse YateH323Connection::OnAnswerCall(const PString &caller,
|
|
const H323SignalPDU &setupPDU, H323SignalPDU &connectPDU)
|
|
{
|
|
Debug(this,DebugInfo,"YateH323Connection::OnAnswerCall caller='%s' chan=%p [%p]",
|
|
(const char *)caller,m_chan,this);
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (!(m_chan && m_chan->alive()))
|
|
return H323Connection::AnswerCallDenied;
|
|
if (!hplugin.canRoute()) {
|
|
Debug(this,DebugWarn,"Not answering H.323 call, full or exiting");
|
|
YateH323Chan* tmp = m_chan;
|
|
m_chan = 0;
|
|
tmp->hangup(false,false);
|
|
tmp->deref();
|
|
return H323Connection::AnswerCallDenied;
|
|
}
|
|
|
|
Message *m = m_chan->message("call.preroute",false,true);
|
|
lock.drop();
|
|
const YateH323EndPoint& ep = static_cast<const YateH323EndPoint&>(GetEndPoint());
|
|
if (ep.c_str())
|
|
m->setParam("in_line",ep.c_str());
|
|
const char *s = s_cfg.getValue("incoming","context");
|
|
if (s)
|
|
m->setParam("context",s);
|
|
|
|
m->setParam("callername",caller);
|
|
s = GetRemotePartyNumber();
|
|
Debug(this,DebugInfo,"GetRemotePartyNumber()='%s'",s);
|
|
m->setParam("caller",s ? s : (const char *)("h323/"+caller));
|
|
|
|
const Q931& q931 = setupPDU.GetQ931();
|
|
const H225_Setup_UUIE& setup = setupPDU.m_h323_uu_pdu.m_h323_message_body;
|
|
const H225_ArrayOf_AliasAddress& adr = setup.m_destinationAddress;
|
|
for (int i = 0; i<adr.GetSize(); i++)
|
|
Debug(this,DebugAll,"adr[%d]='%s'",i,(const char *)H323GetAliasAddressString(adr[i]));
|
|
String called;
|
|
if (adr.GetSize() > 0)
|
|
called = (const char *)H323GetAliasAddressString(adr[0]);
|
|
if (called)
|
|
Debug(this,DebugInfo,"Called number (alias) is '%s'",called.c_str());
|
|
else {
|
|
PString cal;
|
|
if (q931.GetCalledPartyNumber(cal)) {
|
|
called=(const char *)cal;
|
|
Debug(this,DebugInfo,"Called-Party-Number (IE) is '%s'",called.c_str());
|
|
}
|
|
}
|
|
if (called.null()) {
|
|
Debug(this,DebugMild,"No called number present!");
|
|
called = s_cfg.getValue("incoming","called");
|
|
}
|
|
if (called)
|
|
m->setParam("called",called);
|
|
|
|
#if 0
|
|
s = GetRemotePartyAddress();
|
|
Debug(this,DebugInfo,"GetRemotePartyAddress()='%s'",s);
|
|
if (s)
|
|
m->setParam("calledname",s);
|
|
#endif
|
|
if (hasRemoteAddress()) {
|
|
m->addParam("rtp_forward","possible");
|
|
m->addParam("rtp_addr",m_remoteAddr);
|
|
m->addParam("rtp_port",String(m_remotePort));
|
|
}
|
|
else if (m_passtrough) {
|
|
Debug(this,DebugNote,"Disabling RTP forward because of slow start mode [%p]",this);
|
|
m_passtrough = false;
|
|
}
|
|
if (m_remoteFormats)
|
|
m->addParam("formats",m_remoteFormats);
|
|
|
|
if (m_chan->startRouter(m))
|
|
return H323Connection::AnswerCallDeferred;
|
|
Debug(&hplugin,DebugWarn,"Error starting H.323 routing thread! [%p]",this);
|
|
return H323Connection::AnswerCallDenied;
|
|
}
|
|
|
|
void YateH323Connection::rtpExecuted(Message& msg)
|
|
{
|
|
Debug(this,DebugAll,"YateH323Connection::rtpExecuted(%p) [%p]",
|
|
&msg,this);
|
|
m_needMedia = msg.getBoolValue("needmedia",m_needMedia);
|
|
if (!m_passtrough)
|
|
return;
|
|
String tmp = msg.getValue("rtp_forward");
|
|
m_passtrough = (tmp == "accepted");
|
|
if (m_passtrough)
|
|
Debug(this,DebugInfo,"H323 Peer accepted RTP forward");
|
|
}
|
|
|
|
void YateH323Connection::rtpForward(Message& msg, bool init)
|
|
{
|
|
Debug(this,DebugAll,"YateH323Connection::rtpForward(%p,%d) [%p]",
|
|
&msg,init,this);
|
|
String tmp = msg.getValue("rtp_forward");
|
|
if (!((init || m_passtrough) && tmp))
|
|
return;
|
|
m_passtrough = tmp.toBoolean();
|
|
if (!m_passtrough)
|
|
return;
|
|
int port = msg.getIntValue("rtp_port");
|
|
String addr(msg.getValue("rtp_addr"));
|
|
if (port && addr) {
|
|
m_rtpAddr = addr;
|
|
m_rtpPort = port;
|
|
m_formats = msg.getValue("formats");
|
|
msg.setParam("rtp_forward","accepted");
|
|
Debug(this,DebugInfo,"Accepted RTP forward %s:%d formats '%s'",
|
|
addr.c_str(),port,m_formats.safe());
|
|
}
|
|
else {
|
|
m_passtrough = false;
|
|
Debug(this,DebugInfo,"Disabling RTP forward [%p]",this);
|
|
}
|
|
}
|
|
|
|
// Update the formats when RTP is proxied
|
|
void YateH323Connection::updateFormats(const Message& msg)
|
|
{
|
|
// when doing RTP forwarding formats are altered in rtpForward()
|
|
if (m_passtrough)
|
|
return;
|
|
// only audio is currently supported
|
|
const char* formats = msg.getValue("formats");
|
|
if (!formats)
|
|
return;
|
|
if (m_formats != formats) {
|
|
Debug(this,DebugNote,"Formats changed to '%s'",formats);
|
|
m_formats = formats;
|
|
// send changed capability set only if another was already sent
|
|
if (adjustCapabilities() && capabilityExchangeProcedure->HasSentCapabilities())
|
|
SendCapabilitySet(FALSE);
|
|
}
|
|
}
|
|
|
|
// Adjust local capabilities to not exceed the format list
|
|
bool YateH323Connection::adjustCapabilities()
|
|
{
|
|
if (m_formats.null())
|
|
return false;
|
|
// remote has a list of supported codecs - remove unsupported capabilities
|
|
bool nocodecs = true;
|
|
bool changed = false;
|
|
Lock();
|
|
for (int i = 0; i < localCapabilities.GetSize(); i++) {
|
|
const char* format = 0;
|
|
String fname;
|
|
decodeCapability(localCapabilities[i],&format,0,&fname);
|
|
if (format) {
|
|
if (m_formats.find(format) < 0) {
|
|
Debug(this,DebugAll,"Removing capability '%s' (%s) not in remote '%s'",
|
|
fname.c_str(),format,m_formats.c_str());
|
|
changed = true;
|
|
// also remove any matching fast start channels
|
|
for (PINDEX idx = 0; idx < fastStartChannels.GetSize(); idx++) {
|
|
if (fastStartChannels[idx].GetCapability() == localCapabilities[i]) {
|
|
Debug(this,DebugInfo,"Removing fast start channel %s '%s' (%s)",
|
|
lookup(fastStartChannels[idx].GetDirection(),dict_h323_dir,"?"),
|
|
fname.c_str(),format);
|
|
fastStartChannels.RemoveAt(idx--);
|
|
}
|
|
}
|
|
localCapabilities.Remove(fname.c_str());
|
|
i--;
|
|
}
|
|
else
|
|
nocodecs = false;
|
|
}
|
|
}
|
|
Unlock();
|
|
if (nocodecs) {
|
|
Debug(DebugWarn,"No codecs remaining for H323 connection [%p]",this);
|
|
if (m_needMedia) {
|
|
changed = false;
|
|
ClearCall(EndedByCapabilityExchange);
|
|
}
|
|
}
|
|
return changed;
|
|
}
|
|
|
|
void YateH323Connection::answerCall(AnswerCallResponse response, bool autoEarly)
|
|
{
|
|
bool media = false;
|
|
if (hasRemoteAddress() && m_rtpPort)
|
|
media = true;
|
|
else if (autoEarly) {
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (m_chan && m_chan->alive() && m_chan->getPeer() && m_chan->getPeer()->getSource())
|
|
media = true;
|
|
}
|
|
// modify responses to indicate we have early media (remote ringing)
|
|
if (media) {
|
|
switch (response) {
|
|
case AnswerCallPending:
|
|
response = AnswerCallAlertWithMedia;
|
|
break;
|
|
case AnswerCallDeferred:
|
|
response = AnswerCallDeferredWithMedia;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
AnsweringCall(response);
|
|
}
|
|
|
|
H323Connection::CallEndReason YateH323Connection::SendSignalSetup(const PString& alias, const H323TransportAddress& address)
|
|
{
|
|
if (m_chan && m_chan->address().null())
|
|
m_chan->setAddress(address);
|
|
return H323Connection::SendSignalSetup(alias,address);
|
|
}
|
|
|
|
void YateH323Connection::OnEstablished()
|
|
{
|
|
TelEngine::Lock lock(m_mutex);
|
|
Debug(this,DebugInfo,"YateH323Connection::OnEstablished() [%p]",this);
|
|
if (!m_chan)
|
|
return;
|
|
if (m_chan->address().null())
|
|
m_chan->setAddress(GetControlChannel().GetRemoteAddress());
|
|
if (HadAnsweredCall()) {
|
|
m_chan->status("connected");
|
|
return;
|
|
}
|
|
m_chan->status("answered");
|
|
Message *m = m_chan->message("call.answered",false,true);
|
|
lock.drop();
|
|
if (m_passtrough) {
|
|
if (m_remotePort) {
|
|
m->addParam("rtp_forward","yes");
|
|
m->addParam("rtp_addr",m_remoteAddr);
|
|
m->addParam("rtp_port",String(m_remotePort));
|
|
m->addParam("formats",m_remoteFormats);
|
|
}
|
|
else {
|
|
Debug(this,DebugWarn,"H323 RTP passtrough with no remote address! [%p]",this);
|
|
if (m_needMedia)
|
|
ClearCall(EndedByCapabilityExchange);
|
|
}
|
|
}
|
|
Engine::enqueue(m);
|
|
}
|
|
|
|
// Called by the cleaner thread between CleanUpOnCallEnd() and the destructor
|
|
void YateH323Connection::OnCleared()
|
|
{
|
|
int reason = GetCallEndReason();
|
|
const char* rtext = CallEndReasonText(reason);
|
|
const char* error = lookup(GetQ931Cause(),q931_errors);
|
|
if (!error)
|
|
error = lookup(reason,dict_errors);
|
|
Debug(this,DebugInfo,"YateH323Connection::OnCleared() error: '%s' reason: %s (%d) [%p]",
|
|
error,rtext,reason,this);
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (m_chan && m_chan->ref()) {
|
|
YateH323Chan* tmp = m_chan;
|
|
m_chan = 0;
|
|
lock.drop();
|
|
tmp->disconnect(error ? error : rtext);
|
|
tmp->finish();
|
|
tmp->deref();
|
|
}
|
|
}
|
|
|
|
BOOL YateH323Connection::OnAlerting(const H323SignalPDU &alertingPDU, const PString &user)
|
|
{
|
|
Debug(this,DebugInfo,"YateH323Connection::OnAlerting '%s' [%p]",(const char *)user,this);
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (!m_chan)
|
|
return FALSE;
|
|
m_chan->status("ringing");
|
|
Message *m = m_chan->message("call.ringing",false,true);
|
|
lock.drop();
|
|
if (hasRemoteAddress()) {
|
|
m->addParam("rtp_forward","yes");
|
|
m->addParam("rtp_addr",m_remoteAddr);
|
|
m->addParam("rtp_port",String(m_remotePort));
|
|
m->addParam("formats",m_remoteFormats);
|
|
}
|
|
Engine::enqueue(m);
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL YateH323Connection::OnReceivedProgress(const H323SignalPDU& pdu)
|
|
{
|
|
Debug(this,DebugInfo,"YateH323Connection::OnReceivedProgress [%p]",this);
|
|
if (!H323Connection::OnReceivedProgress(pdu))
|
|
return FALSE;
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (!m_chan)
|
|
return FALSE;
|
|
m_chan->status("progressing");
|
|
Message *m = m_chan->message("call.progress",false,true);
|
|
lock.drop();
|
|
if (hasRemoteAddress()) {
|
|
m->addParam("rtp_forward","yes");
|
|
m->addParam("rtp_addr",m_remoteAddr);
|
|
m->addParam("rtp_port",String(m_remotePort));
|
|
m->addParam("formats",m_remoteFormats);
|
|
}
|
|
Engine::enqueue(m);
|
|
return TRUE;
|
|
}
|
|
|
|
void YateH323Connection::OnUserInputTone(char tone, unsigned duration, unsigned logicalChannel, unsigned rtpTimestamp)
|
|
{
|
|
Debug(this,DebugInfo,"YateH323Connection::OnUserInputTone '%c' duration=%u [%p]",tone,duration,this);
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (!m_chan)
|
|
return;
|
|
Message *m = m_chan->message("chan.dtmf",false,true);
|
|
lock.drop();
|
|
char buf[2];
|
|
buf[0] = tone;
|
|
buf[1] = 0;
|
|
m->addParam("text",buf);
|
|
m->addParam("duration",String(duration));
|
|
m->addParam("detected","h323");
|
|
m_chan->dtmfEnqueue(m);
|
|
}
|
|
|
|
void YateH323Connection::OnUserInputString(const PString &value)
|
|
{
|
|
Debug(this,DebugInfo,"YateH323Connection::OnUserInputString '%s' [%p]",(const char *)value,this);
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (!m_chan)
|
|
return;
|
|
String text((const char *)value);
|
|
const char *type = text.startSkip("MSG",false) ? "chan.text" : "chan.dtmf";
|
|
Message *m = m_chan->message(type,false,true);
|
|
lock.drop();
|
|
m->addParam("text",text);
|
|
Engine::enqueue(m);
|
|
}
|
|
|
|
BOOL YateH323Connection::OpenAudioChannel(BOOL isEncoding, unsigned bufferSize,
|
|
H323AudioCodec &codec)
|
|
{
|
|
Debug(this,DebugInfo,"YateH323Connection::OpenAudioChannel chan=%p [%p]",m_chan,this);
|
|
if (!m_nativeRtp) {
|
|
Debug(DebugGoOn,"YateH323Connection::OpenAudioChannel for non-native RTP in [%p]",this);
|
|
if (m_needMedia)
|
|
ClearCall(EndedByCapabilityExchange);
|
|
return FALSE;
|
|
}
|
|
PChannel* achan = 0;
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (m_chan && m_chan->alive())
|
|
achan = m_chan->openAudioChannel(isEncoding);
|
|
lock.drop();
|
|
return achan && codec.AttachChannel(achan,false);
|
|
}
|
|
|
|
#ifdef NEED_RTP_QOS_PARAM
|
|
H323Channel* YateH323Connection::CreateRealTimeLogicalChannel(const H323Capability& capability,H323Channel::Directions dir,unsigned sessionID,const H245_H2250LogicalChannelParameters* param,RTP_QOS* rtpqos)
|
|
#else
|
|
H323Channel* YateH323Connection::CreateRealTimeLogicalChannel(const H323Capability& capability,H323Channel::Directions dir,unsigned sessionID,const H245_H2250LogicalChannelParameters* param)
|
|
#endif
|
|
{
|
|
Debug(this,DebugAll,"H323Connection::CreateRealTimeLogicalChannel%s%s [%p]",
|
|
m_externalRtp ? " external" : "",m_passtrough ? " passtrough" : "",this);
|
|
if (m_externalRtp || m_passtrough) {
|
|
const char* sdir = lookup(dir,dict_h323_dir);
|
|
const char *format = 0;
|
|
decodeCapability(capability,&format);
|
|
Debug(this,DebugAll,"Capability '%s' format '%s' session %u %s",
|
|
(const char *)capability.GetFormatName(),format,sessionID,sdir);
|
|
|
|
// disallow codecs not supported by remote receiver
|
|
if (m_passtrough && !(m_formats.null() || (m_formats.find(format) >= 0))) {
|
|
Debug(this,DebugMild,"Refusing to create '%s' not in remote '%s'",format,m_formats.c_str());
|
|
return 0;
|
|
}
|
|
|
|
if (dir == H323Channel::IsReceiver) {
|
|
if (format && (m_remoteFormats.find(format) < 0) && s_cfg.getBoolValue("codecs",format,true)) {
|
|
if (m_remoteFormats)
|
|
m_remoteFormats << ",";
|
|
m_remoteFormats << format;
|
|
}
|
|
}
|
|
PIPSocket::Address externalIpAddress;
|
|
GetControlChannel().GetLocalAddress().GetIpAddress(externalIpAddress);
|
|
Debug(this,DebugAll,"Logical control channel address '%s'",
|
|
(const char *)externalIpAddress.AsString());
|
|
WORD externalPort = 0;
|
|
if (!m_passtrough) {
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (m_chan && m_chan->alive()) {
|
|
Message m("chan.rtp");
|
|
m.userData(m_chan);
|
|
lock.drop();
|
|
m.addParam("localip",externalIpAddress.AsString());
|
|
if (sdir)
|
|
m.addParam("direction",sdir);
|
|
if (Engine::dispatch(m)) {
|
|
m_rtpid = m.getValue("rtpid");
|
|
externalPort = m.getIntValue("localport");
|
|
}
|
|
}
|
|
else {
|
|
Debug(this,DebugNote,"Not creating logical channel for a dead channel [%p]",this);
|
|
return 0;
|
|
}
|
|
}
|
|
if (externalPort || m_passtrough) {
|
|
m_nativeRtp = false;
|
|
if (!externalPort) {
|
|
externalPort = m_rtpPort;
|
|
externalIpAddress = PString(m_rtpAddr.safe());
|
|
}
|
|
return new YateH323_ExternalRTPChannel(*this, capability, dir, sessionID, externalIpAddress, externalPort);
|
|
}
|
|
if (s_fallbackRtp)
|
|
Debug(this,DebugWarn,"YateH323Connection falling back to native RTP [%p]",this);
|
|
else {
|
|
Debug(this,DebugWarn,"YateH323Connection RTP failed but not falling back! [%p]",this);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
m_nativeRtp = true;
|
|
#ifdef NEED_RTP_QOS_PARAM
|
|
return H323Connection::CreateRealTimeLogicalChannel(capability,dir,sessionID,param,rtpqos);
|
|
#else
|
|
return H323Connection::CreateRealTimeLogicalChannel(capability,dir,sessionID,param);
|
|
#endif
|
|
}
|
|
|
|
void YateH323Connection::OnSetLocalCapabilities()
|
|
{
|
|
Debug(this,DebugAll,"YateH323Connection::OnSetLocalCapabilities()%s%s [%p]",
|
|
m_externalRtp ? " external" : "",m_passtrough ? " passtrough" : "",this);
|
|
H323Connection::OnSetLocalCapabilities();
|
|
adjustCapabilities();
|
|
}
|
|
|
|
BOOL YateH323Connection::OnStartLogicalChannel(H323Channel & channel)
|
|
{
|
|
DDebug(this,DebugInfo,"YateH323Connection::OnStartLogicalChannel(%p) [%p]",&channel,this);
|
|
if (!(m_chan && m_chan->alive()))
|
|
return FALSE;
|
|
return m_nativeRtp ? H323Connection::OnStartLogicalChannel(channel) : TRUE;
|
|
}
|
|
|
|
BOOL YateH323Connection::OnCreateLogicalChannel(const H323Capability& capability, H323Channel::Directions dir, unsigned& errorCode)
|
|
{
|
|
DDebug(this,DebugInfo,"YateH323Connection::OnCreateLogicalChannel('%s',%s) [%p]",
|
|
(const char *)capability.GetFormatName(),lookup(dir,dict_h323_dir),this);
|
|
return H323Connection::OnCreateLogicalChannel(capability,dir,errorCode);
|
|
}
|
|
|
|
BOOL YateH323Connection::OpenLogicalChannel(const H323Capability& capability, unsigned sessionID, H323Channel::Directions dir)
|
|
{
|
|
DDebug(this,DebugInfo,"YateH323Connection::OpenLogicalChannel('%s',%u,%s) [%p]",
|
|
(const char *)capability.GetFormatName(),sessionID,lookup(dir,dict_h323_dir),this);
|
|
if (!(m_chan && m_chan->alive()))
|
|
return FALSE;
|
|
return H323Connection::OpenLogicalChannel(capability,sessionID,dir);
|
|
}
|
|
|
|
BOOL YateH323Connection::decodeCapability(const H323Capability& capability, const char** dataFormat, int* payload, String* capabName)
|
|
{
|
|
String fname((const char *)capability.GetFormatName());
|
|
// turn capability name into format name
|
|
if (fname.endsWith("{sw}",false))
|
|
fname = fname.substr(0,fname.length()-4);
|
|
if (fname.endsWith("{hw}",false))
|
|
fname = fname.substr(0,fname.length()-4);
|
|
OpalMediaFormat oformat(fname, FALSE);
|
|
int pload = oformat.GetPayloadType();
|
|
const char *format = 0;
|
|
const char** f = h323_formats;
|
|
for (; *f; f += 2) {
|
|
if (fname.startsWith(*f,false)) {
|
|
format = f[1];
|
|
break;
|
|
}
|
|
}
|
|
DDebug(&hplugin,DebugAll,"capability '%s' format '%s' payload %d",fname.c_str(),format,pload);
|
|
if (format) {
|
|
if (capabName)
|
|
*capabName = fname;
|
|
if (dataFormat)
|
|
*dataFormat = format;
|
|
if (payload)
|
|
*payload = pload;
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
void YateH323Connection::setRemoteAddress(const char* remoteIP, WORD remotePort)
|
|
{
|
|
if (!m_remotePort) {
|
|
Debug(this,DebugInfo,"Got remote RTP address %s:%u [%p]",
|
|
remoteIP,remotePort,this);
|
|
m_remotePort = remotePort;
|
|
m_remoteAddr = remoteIP;
|
|
}
|
|
}
|
|
|
|
BOOL YateH323Connection::startExternalRTP(const char* remoteIP, WORD remotePort, H323Channel::Directions dir, YateH323_ExternalRTPChannel* chan)
|
|
{
|
|
const char* sdir = lookup(dir,dict_h323_dir);
|
|
Debug(this,DebugAll,"YateH323Connection::startExternalRTP(\"%s\",%u,%s,%p) [%p]",
|
|
remoteIP,remotePort,sdir,chan,this);
|
|
int payload = 128;
|
|
const char *format = 0;
|
|
decodeCapability(chan->GetCapability(),&format,&payload);
|
|
if (format && m_formats && (m_formats.find(format) < 0)) {
|
|
Debug(this,DebugNote,"Refusing RTP '%s' payload %d, not in '%s'",
|
|
format,payload,m_formats.c_str());
|
|
return FALSE;
|
|
}
|
|
if (m_passtrough && m_rtpPort) {
|
|
setRemoteAddress(remoteIP,remotePort);
|
|
|
|
Debug(this,DebugInfo,"Passing RTP to %s:%d",m_rtpAddr.c_str(),m_rtpPort);
|
|
const PIPSocket::Address ip(m_rtpAddr.safe());
|
|
WORD dataPort = m_rtpPort;
|
|
chan->SetExternalAddress(H323TransportAddress(ip, dataPort), H323TransportAddress(ip, dataPort+1));
|
|
stoppedExternal(dir);
|
|
return TRUE;
|
|
}
|
|
if (!m_externalRtp)
|
|
return FALSE;
|
|
Message m("chan.rtp");
|
|
if (m_rtpid)
|
|
m.setParam("rtpid",m_rtpid);
|
|
if (sdir)
|
|
m.addParam("direction",sdir);
|
|
m.addParam("remoteip",remoteIP);
|
|
m.addParam("remoteport",String(remotePort));
|
|
if (format)
|
|
m.addParam("format",format);
|
|
if ((payload >= 0) && (payload < 127))
|
|
m.addParam("payload",String(payload));
|
|
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (!(m_chan && m_chan->alive() && m_chan->driver()))
|
|
return FALSE;
|
|
m.userData(m_chan);
|
|
lock.drop();
|
|
if (Engine::dispatch(m)) {
|
|
m_rtpid = m.getValue("rtpid");
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
void YateH323Connection::stoppedExternal(H323Channel::Directions dir)
|
|
{
|
|
Debug(this,DebugInfo,"YateH323Connection::stoppedExternal(%s) chan=%p [%p]",
|
|
lookup(dir,dict_h323_dir),m_chan,this);
|
|
TelEngine::Lock lock(m_mutex);
|
|
if (!m_chan)
|
|
return;
|
|
switch (dir) {
|
|
case H323Channel::IsReceiver:
|
|
m_chan->setSource();
|
|
break;
|
|
case H323Channel::IsTransmitter:
|
|
m_chan->setConsumer();
|
|
break;
|
|
case H323Channel::IsBidirectional:
|
|
m_chan->setSource();
|
|
m_chan->setConsumer();
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
bool YateH323Connection::sendTone(Message& msg, const char* tone)
|
|
{
|
|
if (m_rtpid) {
|
|
msg.setParam("targetid",m_rtpid);
|
|
return false;
|
|
}
|
|
while (*tone)
|
|
SendUserInputTone(*tone++);
|
|
return true;
|
|
}
|
|
|
|
YateH323_ExternalRTPChannel::YateH323_ExternalRTPChannel(
|
|
YateH323Connection& connection,
|
|
const H323Capability& capability,
|
|
Directions direction,
|
|
unsigned sessionID,
|
|
const PIPSocket::Address& ip,
|
|
WORD dataPort)
|
|
: H323_ExternalRTPChannel(connection, capability, direction, sessionID, ip, dataPort),
|
|
m_conn(&connection)
|
|
{
|
|
DDebug(m_conn,DebugAll,"YateH323_ExternalRTPChannel::YateH323_ExternalRTPChannel %s addr=%s:%u [%p]",
|
|
lookup(GetDirection(),dict_h323_dir), (const char *)ip.AsString(), dataPort,this);
|
|
SetExternalAddress(H323TransportAddress(ip, dataPort), H323TransportAddress(ip, dataPort+1));
|
|
}
|
|
|
|
YateH323_ExternalRTPChannel::~YateH323_ExternalRTPChannel()
|
|
{
|
|
DDebug(m_conn,DebugInfo,"YateH323_ExternalRTPChannel::~YateH323_ExternalRTPChannel %s%s [%p]",
|
|
lookup(GetDirection(),dict_h323_dir),(isRunning ? " running" : ""),this);
|
|
if (isRunning) {
|
|
isRunning = FALSE;
|
|
if (m_conn)
|
|
m_conn->stoppedExternal(GetDirection());
|
|
}
|
|
}
|
|
|
|
BOOL YateH323_ExternalRTPChannel::Start()
|
|
{
|
|
DDebug(m_conn,DebugAll,"YateH323_ExternalRTPChannel::Start() [%p]",this);
|
|
if (!(m_conn && H323_ExternalRTPChannel::Start()))
|
|
return FALSE;
|
|
|
|
PIPSocket::Address remoteIpAddress;
|
|
WORD remotePort;
|
|
GetRemoteAddress(remoteIpAddress,remotePort);
|
|
Debug(&hplugin,DebugInfo,"External RTP address %s:%u",(const char *)remoteIpAddress.AsString(),remotePort);
|
|
|
|
return isRunning = m_conn->startExternalRTP((const char *)remoteIpAddress.AsString(), remotePort, GetDirection(), this);
|
|
}
|
|
|
|
BOOL YateH323_ExternalRTPChannel::OnReceivedPDU(
|
|
const H245_H2250LogicalChannelParameters& param,
|
|
unsigned& errorCode)
|
|
{
|
|
Debug(m_conn,DebugAll,"YateH323_ExternalRTPChannel::OnReceivedPDU [%p]",this);
|
|
if (!H323_ExternalRTPChannel::OnReceivedPDU(param,errorCode))
|
|
return FALSE;
|
|
if (!m_conn || m_conn->hasRemoteAddress())
|
|
return TRUE;
|
|
PIPSocket::Address remoteIpAddress;
|
|
WORD remotePort;
|
|
GetRemoteAddress(remoteIpAddress,remotePort);
|
|
Debug(&hplugin,DebugAll,"Remote RTP address %s:%u",(const char *)remoteIpAddress.AsString(),remotePort);
|
|
m_conn->setRemoteAddress((const char *)remoteIpAddress.AsString(), remotePort);
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL YateH323_ExternalRTPChannel::OnSendingPDU(H245_H2250LogicalChannelParameters& param)
|
|
{
|
|
Debug(m_conn,DebugAll,"YateH323_ExternalRTPChannel::OnSendingPDU [%p]",this);
|
|
return H323_ExternalRTPChannel::OnSendingPDU(param);
|
|
}
|
|
|
|
BOOL YateH323_ExternalRTPChannel::OnReceivedAckPDU(const H245_H2250LogicalChannelAckParameters& param)
|
|
{
|
|
Debug(m_conn,DebugAll,"YateH323_ExternalRTPChannel::OnReceivedAckPDU [%p]",this);
|
|
return H323_ExternalRTPChannel::OnReceivedAckPDU(param);
|
|
}
|
|
|
|
void YateH323_ExternalRTPChannel::OnSendOpenAck(H245_H2250LogicalChannelAckParameters& param)
|
|
{
|
|
Debug(m_conn,DebugAll,"YateH323_ExternalRTPChannel::OnSendOpenAck [%p]",this);
|
|
H323_ExternalRTPChannel::OnSendOpenAck(param);
|
|
}
|
|
|
|
YateH323AudioSource::~YateH323AudioSource()
|
|
{
|
|
DDebug(&hplugin,DebugAll,"YateH323AudioSource::~YateH323AudioSource() [%p]",this);
|
|
m_exit = true;
|
|
// Delay actual destruction until the mutex is released
|
|
lock();
|
|
m_data.clear(false);
|
|
unlock();
|
|
}
|
|
|
|
YateH323AudioConsumer::~YateH323AudioConsumer()
|
|
{
|
|
DDebug(&hplugin,DebugAll,"YateH323AudioConsumer::~YateH323AudioConsumer() [%p]",this);
|
|
m_exit = true;
|
|
// Delay actual destruction until the mutex is released
|
|
check();
|
|
}
|
|
|
|
BOOL YateH323AudioConsumer::Close()
|
|
{
|
|
DDebug(&hplugin,DebugAll,"YateH323AudioConsumer::Close() [%p]",this);
|
|
m_exit = true;
|
|
return true;
|
|
}
|
|
|
|
BOOL YateH323AudioConsumer::IsOpen() const
|
|
{
|
|
return !m_exit;
|
|
}
|
|
|
|
unsigned long YateH323AudioConsumer::Consume(const DataBlock &data, unsigned long tStamp, unsigned long flags)
|
|
{
|
|
if (m_exit)
|
|
return 0;
|
|
Lock lock(this);
|
|
if ((m_buffer.length() + data.length()) <= (480*5)) {
|
|
m_buffer += data;
|
|
return invalidStamp();
|
|
}
|
|
#ifdef DEBUG
|
|
else
|
|
Debug(&hplugin,DebugAll,"Consumer skipped %u bytes, buffer is full [%p]",data.length(),this);
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
BOOL YateH323AudioConsumer::Read(void *buf, PINDEX len)
|
|
{
|
|
readDelay.Delay(len/16);
|
|
while (!m_exit) {
|
|
Lock lock(this);
|
|
if (!getConnSource()) {
|
|
::memset(buf,0,len);
|
|
break;
|
|
}
|
|
if (len >= (int)m_buffer.length()) {
|
|
lock.drop();
|
|
Thread::yield();
|
|
if (m_exit || Engine::exiting())
|
|
return false;
|
|
continue;
|
|
}
|
|
if (len > 0) {
|
|
::memcpy(buf,m_buffer.data(),len);
|
|
m_buffer.cut(-len);
|
|
XDebug(&hplugin,DebugAll,"Consumer pulled %d bytes from buffer [%p]",len,this);
|
|
break;
|
|
}
|
|
else {
|
|
len = 0;
|
|
Thread::yield();
|
|
}
|
|
}
|
|
lastReadCount = len;
|
|
return (len != 0);
|
|
}
|
|
|
|
BOOL YateH323AudioSource::Close()
|
|
{
|
|
DDebug(&hplugin,DebugAll,"YateH323AudioSource::Close() [%p]",this);
|
|
m_exit = true;
|
|
return true;
|
|
}
|
|
|
|
BOOL YateH323AudioSource::IsOpen() const
|
|
{
|
|
return !m_exit;
|
|
}
|
|
|
|
BOOL YateH323AudioSource::Write(const void *buf, PINDEX len)
|
|
{
|
|
if (!m_exit) {
|
|
m_data.assign((void *)buf,len,false);
|
|
Forward(m_data);
|
|
m_data.clear(false);
|
|
writeDelay.Delay(len/16);
|
|
}
|
|
lastWriteCount = len;
|
|
return true;
|
|
}
|
|
|
|
|
|
BOOL YateGatekeeperServer::GetUsersPassword(const PString& alias, PString& password) const
|
|
{
|
|
Message m("user.auth");
|
|
m.addParam("protocol","h323");
|
|
m.addParam("username",alias);
|
|
m.addParam("endpoint",m_endpoint);
|
|
m.addParam("gatekeeper",GetGatekeeperIdentifier());
|
|
if (!Engine::dispatch(m))
|
|
return FALSE;
|
|
// as usual empty password means authenticated
|
|
password = m.retValue().c_str();
|
|
return TRUE;
|
|
}
|
|
|
|
H323GatekeeperCall* YateGatekeeperServer::CreateCall(const OpalGloballyUniqueID& id,
|
|
H323GatekeeperCall::Direction dir)
|
|
{
|
|
return new YateGatekeeperCall(*this, id, dir);
|
|
}
|
|
|
|
H323GatekeeperRequest::Response YateGatekeeperServer::OnRegistration(H323GatekeeperRRQ& request)
|
|
{
|
|
int i = H323GatekeeperServer::OnRegistration(request);
|
|
if (i == H323GatekeeperRequest::Confirm) {
|
|
PString alias,r;
|
|
String ips;
|
|
for (int j = 0; j < request.rrq.m_terminalAlias.GetSize(); j++) {
|
|
alias = H323GetAliasAddressString(request.rrq.m_terminalAlias[j]);
|
|
r = H323GetAliasAddressE164(request.rrq.m_terminalAlias[j]);
|
|
H225_TransportAddress_ipAddress ip;
|
|
for (int k = 0; k < request.rrq.m_callSignalAddress.GetSize(); k++) {
|
|
ip = request.rrq.m_callSignalAddress[k];
|
|
// search for the first address that is not localhost (127.*)
|
|
if (ip.m_ip[0] != 127)
|
|
break;
|
|
}
|
|
ips = "h323/";
|
|
if (!alias.IsEmpty())
|
|
ips << (const char*)alias << "@";
|
|
ips << ip.m_ip[0] << "." << ip.m_ip[1] << "." << ip.m_ip[2] << "." << ip.m_ip[3] << ":" << (int)ip.m_port;
|
|
|
|
Message m("user.register");
|
|
m.addParam("username",alias);
|
|
m.addParam("driver","h323");
|
|
m.addParam("data",ips);
|
|
ips = GetTimeToLive();
|
|
m.addParam("expires",ips);
|
|
if (Engine::dispatch(m))
|
|
return H323GatekeeperRequest::Confirm;
|
|
}
|
|
return H323GatekeeperRequest::Reject;
|
|
}
|
|
return (H323Transaction::Response)i;
|
|
}
|
|
|
|
H323GatekeeperRequest::Response YateGatekeeperServer::OnUnregistration(H323GatekeeperURQ& request)
|
|
{
|
|
/* We use just the first alias since is the one we need */
|
|
int i = H323GatekeeperServer::OnUnregistration(request);
|
|
if (i == H323GatekeeperRequest::Confirm) {
|
|
for (int j = 0; j < request.urq.m_endpointAlias.GetSize(); j++) {
|
|
PString alias = H323GetAliasAddressString(request.urq.m_endpointAlias[j]);
|
|
if (alias.IsEmpty())
|
|
return H323GatekeeperRequest::Reject;
|
|
Message m("user.unregister");
|
|
m.addParam("username",alias);
|
|
if (Engine::dispatch(m))
|
|
return H323GatekeeperRequest::Confirm;
|
|
}
|
|
}
|
|
return (H323Transaction::Response)i;
|
|
}
|
|
|
|
BOOL YateGatekeeperServer::TranslateAliasAddressToSignalAddress(const H225_AliasAddress& alias,H323TransportAddress& address)
|
|
{
|
|
PString aliasString = H323GetAliasAddressString(alias);
|
|
Message m("call.route");
|
|
m.addParam("called",aliasString);
|
|
Engine::dispatch(m);
|
|
String s = m.retValue();
|
|
if (s) {
|
|
/**
|
|
* Here we have 2 cases, first is handle when the call have to be send
|
|
* to endpoint (if the call is to another yate channel, or is h323
|
|
* proxied), or if has to be send to another gatekeeper we find out
|
|
* from the driver parameter
|
|
*/
|
|
if ((m.getParam("driver")) && (*(m.getParam("driver")) == "h323")) {
|
|
s >> "/";
|
|
address = s.c_str();
|
|
}
|
|
else {
|
|
s.clear();
|
|
s << "ip$" << s_cfg.getValue("gk","interface1") << ":" << s_cfg.getIntValue("ep","port",1720);
|
|
address = s.c_str();
|
|
}
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
YateGatekeeperCall::YateGatekeeperCall(YateGatekeeperServer& gk,
|
|
const OpalGloballyUniqueID& id,
|
|
Direction dir)
|
|
: H323GatekeeperCall(gk, id, dir)
|
|
{
|
|
}
|
|
|
|
H323GatekeeperRequest::Response YateGatekeeperCall::OnAdmission(H323GatekeeperARQ & info)
|
|
{
|
|
/* for (int i = 0; i < info.arq.m_srcInfo.GetSize(); i++) {
|
|
PString alias = H323GetAliasAddressString(info.arq.m_srcInfo[i]);
|
|
PString d = H323GetAliasAddressString(info.arq.m_destinationInfo[0]);
|
|
Debug(DebugInfo,"aliasul in m_srcInfo %s si m_destinationInfo %s",(const char *)alias,(const char *)d);
|
|
|
|
}
|
|
|
|
return H323GatekeeperCall::OnAdmission(info);*/
|
|
|
|
#ifdef TEST_TOKEN
|
|
info.acf.IncludeOptionalField(H225_AdmissionConfirm::e_tokens);
|
|
info.acf.m_tokens.SetSize(1);
|
|
info.acf.m_tokens[0].m_tokenOID = "1.2.36.76840296.1";
|
|
info.acf.m_tokens[0].IncludeOptionalField(H235_ClearToken::e_nonStandard);
|
|
info.acf.m_tokens[0].m_nonStandard.m_nonStandardIdentifier = "1.2.36.76840296.1.1";
|
|
info.acf.m_tokens[0].m_nonStandard.m_data = "SnfYt0jUuZ4lVQv8umRYaH2JltXDRW6IuYcnASVU";
|
|
#endif
|
|
|
|
#ifdef TEST_SLOW_ARQ
|
|
if (info.IsFastResponseRequired()) {
|
|
if (YateH323GatekeeperCall::OnAdmission(info) == H323GatekeeperRequest::Reject)
|
|
return H323GatekeeperRequest::Reject;
|
|
|
|
return H323GatekeeperRequest::InProgress(5000); // 5 seconds maximum
|
|
}
|
|
|
|
PTimeInterval delay = 500+PRandom::Number()%3500; // Take from 0.5 to 4 seconds
|
|
PTRACE(3, "RAS\tTest ARQ delay " << delay);
|
|
PThread::Sleep(delay);
|
|
return H323GatekeeperRequest::Confirm;
|
|
#else
|
|
return H323GatekeeperCall::OnAdmission(info);
|
|
#endif
|
|
}
|
|
|
|
void YateH323Connection::setCallerID(const char* number, const char* name)
|
|
{
|
|
if (!number && isE164(name)) {
|
|
number = name;
|
|
name = 0;
|
|
}
|
|
|
|
if (!(name || number))
|
|
return;
|
|
|
|
if (isE164(number)) {
|
|
String display;
|
|
if (!name)
|
|
display << number << " [" << s_cfg.getValue("ep","ident","yate") << "]";
|
|
else if (isE164(name))
|
|
display << number << " [" << name << "]";
|
|
else
|
|
display = name;
|
|
Debug(this,DebugInfo,"Setting H.323 caller: number='%s' name='%s'",number,display.c_str());
|
|
SetLocalPartyName(number);
|
|
localAliasNames.AppendString(display.c_str());
|
|
}
|
|
else {
|
|
String display;
|
|
if (number && name)
|
|
display << number << " [" << name << "]";
|
|
else if (number)
|
|
display = number;
|
|
else
|
|
display = name;
|
|
Debug(this,DebugInfo,"Setting H.323 caller: name='%s'",display.c_str());
|
|
SetLocalPartyName(display.c_str());
|
|
}
|
|
}
|
|
|
|
YateH323Chan::YateH323Chan(YateH323Connection* conn,Message* msg,const char* addr)
|
|
: Channel(hplugin,0,(msg != 0)),
|
|
m_conn(conn), m_reason(H323Connection::EndedByLocalUser),
|
|
m_hungup(false), m_inband(s_inband)
|
|
{
|
|
s_mutex.lock();
|
|
s_chanCount++;
|
|
s_mutex.unlock();
|
|
setAddress(addr);
|
|
Debug(this,DebugAll,"YateH323Chan::YateH323Chan(%p,%s) %s [%p]",
|
|
conn,addr,direction(),this);
|
|
setMaxcall(msg);
|
|
Message* s = message("chan.startup",msg);
|
|
if (msg) {
|
|
m_inband = msg->getBoolValue("dtmfinband",s_inband);
|
|
s->copyParams(*msg,"caller,callername,called,billid,callto,username");
|
|
}
|
|
Engine::enqueue(s);
|
|
}
|
|
|
|
YateH323Chan::~YateH323Chan()
|
|
{
|
|
Debug(this,DebugAll,"YateH323Chan::~YateH323Chan() %s %s [%p]",
|
|
m_status.c_str(),id().c_str(),this);
|
|
s_mutex.lock();
|
|
s_chanCount--;
|
|
s_mutex.unlock();
|
|
dropChan();
|
|
stopDataLinks();
|
|
if (m_conn)
|
|
m_conn->cleanups();
|
|
hangup();
|
|
if (m_conn)
|
|
Debug(this,DebugFail,"Still having a connection %p [%p]",m_conn,this);
|
|
}
|
|
|
|
void YateH323Chan::zeroRefs()
|
|
{
|
|
DDebug(this,DebugAll,"YateH323Chan::zeroRefs() conn=%p [%p]",m_conn,this);
|
|
if (m_conn && m_conn->nativeRtp() && stopDataLinks()) {
|
|
DDebug(this,DebugInfo,"YateH323Chan postpones destruction (native RTP) [%p]",this);
|
|
// let the OpenH323 cleaner thread to do the cleanups so we don't have
|
|
// to block until the native data threads terminate
|
|
dropChan();
|
|
hangup(false);
|
|
cleanup();
|
|
return;
|
|
}
|
|
Channel::zeroRefs();
|
|
}
|
|
|
|
void YateH323Chan::finish()
|
|
{
|
|
DDebug(this,DebugAll,"YateH323Chan::finish() [%p]",this);
|
|
m_conn = 0;
|
|
if (m_hungup)
|
|
Channel::zeroRefs();
|
|
else {
|
|
hangup();
|
|
disconnect();
|
|
}
|
|
}
|
|
|
|
void YateH323Chan::hangup(bool dropChan, bool clearCall)
|
|
{
|
|
DDebug(this,DebugAll,"YateH323Chan::hangup() [%p]",this);
|
|
if (m_hungup)
|
|
return;
|
|
m_hungup = true;
|
|
Message *m = message("chan.hangup");
|
|
YateH323Connection* tmp = m_conn;
|
|
m_conn = 0;
|
|
if (clearCall && tmp) {
|
|
const char* err = 0;
|
|
H323Connection::CallEndReason reason = tmp->GetCallEndReason();
|
|
if (reason == H323Connection::NumCallEndReasons)
|
|
reason = m_reason;
|
|
else
|
|
err = lookup(tmp->GetQ931Cause(),q931_errors);
|
|
if (!err)
|
|
err = lookup(reason,dict_errors);
|
|
const char* txt = CallEndReasonText(reason);
|
|
if (err)
|
|
m->setParam("error",err);
|
|
if (txt)
|
|
m->setParam("reason",txt);
|
|
tmp->cleanups(false,dropChan);
|
|
tmp->ClearCall(reason);
|
|
}
|
|
Engine::enqueue(m);
|
|
}
|
|
|
|
void YateH323Chan::disconnected(bool final, const char *reason)
|
|
{
|
|
Debugger debug("YateH323Chan::disconnected()"," '%s' [%p]",reason,this);
|
|
Channel::disconnected(final,reason);
|
|
m_reason = (H323Connection::CallEndReason)lookup(reason,dict_errors,H323Connection::EndedByLocalUser);
|
|
if (!final)
|
|
return;
|
|
stopDataLinks();
|
|
if (m_conn)
|
|
m_conn->ClearCall(m_reason);
|
|
}
|
|
|
|
// Set the signalling address
|
|
void YateH323Chan::setAddress(const char* addr)
|
|
{
|
|
m_address = addr;
|
|
m_address.startSkip("ip$",false);
|
|
filterDebug(m_address);
|
|
}
|
|
|
|
// Shut down the data transfers so OpenH323 can stop its related threads
|
|
bool YateH323Chan::stopDataLinks()
|
|
{
|
|
DDebug(this,DebugAll,"YateH323Chan::stopDataLinks() [%p]",this);
|
|
Lock lock(m_mutex);
|
|
bool pending = false;
|
|
YateH323AudioSource* s = YOBJECT(YateH323AudioSource,getSource());
|
|
if (s) {
|
|
s->Close();
|
|
pending = true;
|
|
}
|
|
YateH323AudioConsumer* c = YOBJECT(YateH323AudioConsumer,getConsumer());
|
|
if (c) {
|
|
c->Close();
|
|
pending = true;
|
|
}
|
|
DDebug(this,DebugAll,"YateH323Chan::stopDataLinks() returning %s [%p]",
|
|
String::boolText(pending),this);
|
|
return pending;
|
|
}
|
|
|
|
PChannel* YateH323Chan::openAudioChannel(BOOL isEncoding)
|
|
{
|
|
if (isEncoding) {
|
|
// data going TO h.323
|
|
YateH323AudioConsumer* cons = static_cast<YateH323AudioConsumer*>(getConsumer());
|
|
if (!cons) {
|
|
setConsumer(cons = new YateH323AudioConsumer);
|
|
cons->deref();
|
|
}
|
|
return cons;
|
|
}
|
|
else {
|
|
// data coming FROM h.323
|
|
YateH323AudioSource* src = static_cast<YateH323AudioSource*>(getSource());
|
|
if (!src) {
|
|
setSource(src = new YateH323AudioSource);
|
|
src->deref();
|
|
}
|
|
return src;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
bool YateH323Chan::callRouted(Message& msg)
|
|
{
|
|
Channel::callRouted(msg);
|
|
if (m_conn) {
|
|
// try to disable RTP forwarding earliest possible
|
|
if (!msg.getBoolValue("rtp_forward"))
|
|
m_conn->rtpLocal();
|
|
String s(msg.retValue());
|
|
if (s.startSkip("h323/",false) && s && msg.getBoolValue("redirect") && m_conn->Lock()) {
|
|
Debug(this,DebugAll,"YateH323Chan redirecting to '%s' [%p]",s.c_str(),this);
|
|
m_conn->TransferCall(s.safe());
|
|
m_conn->Unlock();
|
|
return false;
|
|
}
|
|
m_conn->updateFormats(msg);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void YateH323Chan::callAccept(Message& msg)
|
|
{
|
|
Channel::callAccept(msg);
|
|
if (m_conn) {
|
|
m_conn->rtpExecuted(msg);
|
|
m_conn->updateFormats(msg);
|
|
m_conn->answerCall(H323Connection::AnswerCallDeferred);
|
|
}
|
|
}
|
|
|
|
void YateH323Chan::callRejected(const char* error, const char* reason, const Message* msg)
|
|
{
|
|
Channel::callRejected(error,reason,msg);
|
|
stopDataLinks();
|
|
if (m_conn)
|
|
m_conn->ClearCall((H323Connection::CallEndReason)lookup(error,dict_errors,H323Connection::EndedByLocalUser));
|
|
}
|
|
|
|
bool YateH323Chan::msgProgress(Message& msg)
|
|
{
|
|
Channel::msgProgress(msg);
|
|
if (!m_conn)
|
|
return false;
|
|
if (msg.getParam("rtp_forward"))
|
|
m_conn->rtpForward(msg);
|
|
m_conn->updateFormats(msg);
|
|
m_conn->answerCall(H323Connection::AnswerCallDeferred,msg.getBoolValue("earlymedia",true));
|
|
return true;
|
|
}
|
|
|
|
bool YateH323Chan::msgRinging(Message& msg)
|
|
{
|
|
Channel::msgRinging(msg);
|
|
if (!m_conn)
|
|
return false;
|
|
if (msg.getParam("rtp_forward"))
|
|
m_conn->rtpForward(msg);
|
|
m_conn->updateFormats(msg);
|
|
m_conn->answerCall(H323Connection::AnswerCallPending,msg.getBoolValue("earlymedia",true));
|
|
return true;
|
|
}
|
|
|
|
bool YateH323Chan::msgAnswered(Message& msg)
|
|
{
|
|
if (!m_conn)
|
|
return false;
|
|
m_conn->rtpForward(msg);
|
|
m_conn->updateFormats(msg);
|
|
m_conn->answerCall(H323Connection::AnswerCallNow);
|
|
return true;
|
|
}
|
|
|
|
bool YateH323Chan::msgTone(Message& msg, const char* tone)
|
|
{
|
|
if (!(tone && m_conn))
|
|
return false;
|
|
if (m_inband && dtmfInband(tone))
|
|
return true;
|
|
return m_conn->sendTone(msg,tone);
|
|
}
|
|
|
|
bool YateH323Chan::msgText(Message& msg, const char* text)
|
|
{
|
|
if (text && m_conn) {
|
|
Debug(this,DebugInfo,"Text '%s' for %s [%p]",text,id().c_str(),this);
|
|
m_conn->SendUserInputIndicationString(text);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool YateH323Chan::setDebug(Message& msg)
|
|
{
|
|
if (!Channel::setDebug(msg))
|
|
return false;
|
|
Lock lock(m_mutex);
|
|
if (m_conn)
|
|
m_conn->debugCopy(this);
|
|
return true;
|
|
}
|
|
|
|
|
|
bool UserHandler::received(Message &msg)
|
|
{
|
|
String tmp(msg.getValue("protocol"));
|
|
if (tmp != "h323")
|
|
return false;
|
|
tmp = msg.getValue("account");
|
|
tmp.trimBlanks();
|
|
if (tmp.null())
|
|
return false;
|
|
if (!hplugin.findEndpoint(tmp)) {
|
|
YateH323EndPoint* ep = new YateH323EndPoint(&msg,tmp);
|
|
ep->Init(&msg);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
H323Driver::H323Driver()
|
|
: Driver("h323","varchans")
|
|
{
|
|
Output("Loaded module H.323 - based on OpenH323-" OPENH323_VERSION);
|
|
}
|
|
|
|
H323Driver::~H323Driver()
|
|
{
|
|
cleanup();
|
|
if (s_process) {
|
|
delete s_process;
|
|
s_process = 0;
|
|
}
|
|
}
|
|
|
|
bool H323Driver::received(Message &msg, int id)
|
|
{
|
|
bool ok = Driver::received(msg,id);
|
|
if (id == Halt)
|
|
cleanup();
|
|
return ok;
|
|
};
|
|
|
|
void H323Driver::cleanup()
|
|
{
|
|
m_endpoints.clear();
|
|
if (channels().count()) {
|
|
Debug(this,DebugFail,"Still having channels after clearing up all!");
|
|
channels().clear();
|
|
}
|
|
if (s_process) {
|
|
PSyncPoint terminationSync;
|
|
terminationSync.Signal();
|
|
Output("Waiting for OpenH323 to die");
|
|
terminationSync.Wait();
|
|
}
|
|
}
|
|
|
|
void H323Driver::statusParams(String& str)
|
|
{
|
|
Driver::statusParams(str);
|
|
str.append("cleaning=",",") << cleaningCount();
|
|
}
|
|
|
|
bool H323Driver::hasLine(const String& line) const
|
|
{
|
|
return line && hplugin.findEndpoint(line);
|
|
}
|
|
|
|
bool H323Driver::msgRoute(Message& msg)
|
|
{
|
|
String* called = msg.getParam("called");
|
|
if (!called || (called->find('@') >= 0))
|
|
return false;
|
|
return Driver::msgRoute(msg);
|
|
}
|
|
|
|
bool H323Driver::msgExecute(Message& msg, String& dest)
|
|
{
|
|
if (dest.null())
|
|
return false;
|
|
if (!msg.userData()) {
|
|
Debug(this,DebugWarn,"H.323 call found but no data channel!");
|
|
return false;
|
|
}
|
|
Debug(this,DebugInfo,"Found call to H.323 target='%s'",
|
|
dest.c_str());
|
|
YateH323EndPoint* ep = hplugin.findEndpoint(msg.getValue("line"));
|
|
if (ep) {
|
|
if (YateCallThread::makeCall(ep,dest.c_str(),&msg,msg.getBoolValue("pwlibthread",s_pwlibThread)))
|
|
return true;
|
|
// the only reason a YateH323Connection is not created is congestion
|
|
msg.setParam("error","congestion");
|
|
return false;
|
|
}
|
|
// endpoint unknown or not connected to gatekeeper
|
|
msg.setParam("error","offline");
|
|
return false;
|
|
};
|
|
|
|
void H323Driver::msgTimer(Message& msg)
|
|
{
|
|
Driver::msgTimer(msg);
|
|
ObjList* l = m_endpoints.skipNull();
|
|
for (; l; l = l->skipNext())
|
|
static_cast<YateH323EndPoint*>(l->get())->checkGkClient();
|
|
}
|
|
|
|
YateH323EndPoint* H323Driver::findEndpoint(const String& ep) const
|
|
{
|
|
ObjList* l = m_endpoints.find(ep);
|
|
return static_cast<YateH323EndPoint*>(l ? l->get() : 0);
|
|
}
|
|
|
|
void H323Driver::initialize()
|
|
{
|
|
Output("Initializing module H.323");
|
|
s_cfg = Engine::configFile("h323chan");
|
|
s_cfg.load();
|
|
setup();
|
|
s_inband = s_cfg.getBoolValue("general","dtmfinband",false);
|
|
s_externalRtp = s_cfg.getBoolValue("general","external_rtp",true);
|
|
s_passtrough = s_cfg.getBoolValue("general","forward_rtp",false);
|
|
s_fallbackRtp = s_cfg.getBoolValue("general","fallback_rtp",true);
|
|
// mantain compatibility with old config files
|
|
s_passtrough = s_cfg.getBoolValue("general","passtrough_rtp",s_passtrough);
|
|
s_maxCleaning = s_cfg.getIntValue("general","maxcleaning",100);
|
|
s_pwlibThread = s_cfg.getBoolValue("general","pwlibthread");
|
|
maxRoute(s_cfg.getIntValue("incoming","maxqueue",5));
|
|
maxChans(s_cfg.getIntValue("ep","maxconns",0));
|
|
if (!s_process) {
|
|
installRelay(Halt);
|
|
s_process = new H323Process;
|
|
installRelay(Progress);
|
|
installRelay(Route);
|
|
Engine::install(new UserHandler);
|
|
}
|
|
int dbg = s_cfg.getIntValue("general","debug");
|
|
if (dbg < 0)
|
|
dbg = 0;
|
|
if (dbg > 10)
|
|
dbg = 10;
|
|
PTrace::Initialise(dbg,0,PTrace::Blocks | PTrace::Timestamp
|
|
| PTrace::Thread | PTrace::FileAndLine);
|
|
if (!m_endpoints.count()) {
|
|
NamedList* sect = s_cfg.getSection("ep");
|
|
YateH323EndPoint* ep = new YateH323EndPoint(sect);
|
|
ep->Init(sect);
|
|
int n = s_cfg.sections();
|
|
for (int i = 0; i < n; i++) {
|
|
sect = s_cfg.getSection(i);
|
|
if (!sect)
|
|
continue;
|
|
String s(*sect);
|
|
if (s.startSkip("ep ",false) && s) {
|
|
ep = new YateH323EndPoint(sect,s);
|
|
ep->Init(sect);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
}; // anonymous namespace
|
|
|
|
/* vi: set ts=8 sw=4 sts=4 noet: */
|