From 6378c7d1c79aeeb8c6032bc62dc32cbab3ebdfab Mon Sep 17 00:00:00 2001 From: pcadach Date: Wed, 20 Sep 2006 17:45:25 +0000 Subject: Change file naming to be conform OpenH323 rules git-svn-id: http://svn.digium.com/svn/asterisk/trunk@43345 f38db490-d61c-443f-a65b-d21fe96a405b --- channels/h323/Makefile.in | 12 +- channels/h323/ast_h323.cpp | 2280 ----------------------------------------- channels/h323/ast_h323.cxx | 2280 +++++++++++++++++++++++++++++++++++++++++ channels/h323/cisco-h225.cpp | 853 --------------- channels/h323/cisco-h225.cxx | 853 +++++++++++++++ channels/h323/compat_h323.cpp | 138 --- channels/h323/compat_h323.cxx | 138 +++ 7 files changed, 3272 insertions(+), 3282 deletions(-) delete mode 100644 channels/h323/ast_h323.cpp create mode 100644 channels/h323/ast_h323.cxx delete mode 100644 channels/h323/cisco-h225.cpp create mode 100644 channels/h323/cisco-h225.cxx delete mode 100644 channels/h323/compat_h323.cpp create mode 100644 channels/h323/compat_h323.cxx (limited to 'channels/h323') diff --git a/channels/h323/Makefile.in b/channels/h323/Makefile.in index 357313d0b..7558a7ce3 100644 --- a/channels/h323/Makefile.in +++ b/channels/h323/Makefile.in @@ -29,15 +29,6 @@ include $(OPENH323DIR)/openh323u.mak notrace:: $(MAKE) NOTRACE=1 opt -define module_cxx_template -$(1):: $(2) - ln -f $(2) $(1) -endef - -$(foreach mod,$(SOURCES),$(eval $(call module_cxx_template,$(mod),$(mod:.cxx=.cpp)))) -#$(SOURCES):: $(SOURCES:.cxx=.cpp) -# ln -f $(patsubst %.cxx, %.cpp, $@) $@ - $(SOURCES):: Makefile ../../Makefile touch $@ @@ -46,7 +37,6 @@ libchanh323.a: $(OBJS) cisco-h225.cpp:: cisco-h225.asn asnparser -m CISCO_H225 -c $< - mv -f cisco-h225.cxx cisco-h225.cpp Makefile.ast: @echo H323CFLAGS = $(STDCCFLAGS) $(OPTCCFLAGS) $(CFLAGS) >$@.tmp @@ -55,4 +45,4 @@ Makefile.ast: @if [ -r $@ ] && cmp -s $@ $@.tmp; then rm -f $@.tmp; else mv -f $@.tmp $@; fi clean:: - rm -f $(SOURCES) $(TARGET) $(OBJS) Makefile.ast *.dep + rm -f $(TARGET) $(OBJS) Makefile.ast *.dep diff --git a/channels/h323/ast_h323.cpp b/channels/h323/ast_h323.cpp deleted file mode 100644 index 07352a66c..000000000 --- a/channels/h323/ast_h323.cpp +++ /dev/null @@ -1,2280 +0,0 @@ -#ifndef _GNU_SOURCE -#define _GNU_SOURCE -#endif -/* - * ast_h323.cpp - * - * OpenH323 Channel Driver for ASTERISK PBX. - * By Jeremy McNamara - * For The NuFone Network - * - * chan_h323 has been derived from code created by - * Michael Manousos and Mark Spencer - * - * This file is part of the chan_h323 driver for Asterisk - * - * chan_h323 is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * chan_h323 is distributed WITHOUT ANY WARRANTY; without even - * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR - * PURPOSE. See the GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Version Info: $Id$ - */ -#include - -#include -#include -#include - -#include -#include -#include -#include -#include - -#ifdef __cplusplus -extern "C" { -#endif -#include "asterisk/logger.h" -#include "asterisk/channel.h" -#include "asterisk/astobj.h" -#ifdef __cplusplus -} -#endif - -#include "chan_h323.h" -#include "ast_h323.h" -#include "cisco-h225.h" - -/* PWlib Required Components */ -#define MAJOR_VERSION 1 -#define MINOR_VERSION 0 -#define BUILD_TYPE ReleaseCode -#define BUILD_NUMBER 0 - -/** Counter for the number of connections */ -static int channelsOpen; - -/** - * We assume that only one endPoint should exist. - * The application cannot run the h323_end_point_create() more than once - * FIXME: Singleton this, for safety - */ -static MyH323EndPoint *endPoint = NULL; - -/** PWLib entry point */ -static MyProcess *localProcess = NULL; - -static int _timerChangePipe[2]; - -static unsigned traceOptions = PTrace::Timestamp | PTrace::Thread | PTrace::FileAndLine; - -class PAsteriskLog : public PObject, public iostream { - PCLASSINFO(PAsteriskLog, PObject); - - public: - PAsteriskLog() : iostream(cout.rdbuf()) { init(&buffer); } - ~PAsteriskLog() { flush(); } - - private: - PAsteriskLog(const PAsteriskLog &) : iostream(cout.rdbuf()) { } - PAsteriskLog & operator=(const PAsteriskLog &) { return *this; } - - class Buffer : public streambuf { - public: - virtual int overflow(int=EOF); - virtual int underflow(); - virtual int sync(); - PString string; - } buffer; - friend class Buffer; -}; - -static PAsteriskLog *logstream = NULL; - -int PAsteriskLog::Buffer::overflow(int c) -{ - if (pptr() >= epptr()) { - int ppos = pptr() - pbase(); - char *newptr = string.GetPointer(string.GetSize() + 2000); - setp(newptr, newptr + string.GetSize() - 1); - pbump(ppos); - } - if (c != EOF) { - *pptr() = (char)c; - pbump(1); - } - return 0; -} - -int PAsteriskLog::Buffer::underflow() -{ - return EOF; -} - -int PAsteriskLog::Buffer::sync() -{ - char *str = strdup(string); - char *s, *s1; - char c; - - /* Pass each line with different ast_verbose() call */ - for (s = str; s && *s; s = s1) { - s1 = strchr(s, '\n'); - if (!s1) - s1 = s + strlen(s); - else - s1++; - c = *s1; - *s1 = '\0'; - ast_verbose("%s", s); - *s1 = c; - } - free(str); - - string = PString(); - char *base = string.GetPointer(2000); - setp(base, base + string.GetSize() - 1); - return 0; -} - -static ostream &my_endl(ostream &os) -{ - if (logstream) { - PTrace::SetOptions(traceOptions); - return PTrace::End(os); - } - return endl(os); -} - -#define cout \ - (logstream ? (PTrace::ClearOptions((unsigned)-1), PTrace::Begin(0, __FILE__, __LINE__)) : std::cout) -#define endl my_endl - -/* Special class designed to call cleanup code on module destruction */ -class MyH323_Shutdown { - public: - MyH323_Shutdown() { }; - ~MyH323_Shutdown() - { - h323_end_process(); - }; -}; - -MyProcess::MyProcess(): PProcess("The NuFone Network's", - "H.323 Channel Driver for Asterisk", - MAJOR_VERSION, MINOR_VERSION, BUILD_TYPE, BUILD_NUMBER) -{ - /* Call shutdown when module being unload or asterisk has been stopped */ - static MyH323_Shutdown x; - - /* Fix missed one in PWLib */ - PX_firstTimeStart = FALSE; - Resume(); -} - -MyProcess::~MyProcess() -{ - _timerChangePipe[0] = timerChangePipe[0]; - _timerChangePipe[1] = timerChangePipe[1]; -} - -void MyProcess::Main() -{ - PTrace::Initialise(PTrace::GetLevel(), NULL, traceOptions); - PTrace::SetStream(logstream); - - cout << " == Creating H.323 Endpoint" << endl; - if (endPoint) { - cout << " == ENDPOINT ALREADY CREATED" << endl; - return; - } - endPoint = new MyH323EndPoint(); - /* Due to a bug in the H.323 recomendation/stack we should request a sane - amount of bandwidth from the GK - this function is ignored if not using a GK - We are requesting 128 (64k in each direction), which is the worst case codec. */ - endPoint->SetInitialBandwidth(1280); -} - -void PAssertFunc(const char *msg) -{ - ast_log(LOG_ERROR, "%s\n", msg); - /* XXX: Probably we need to crash here */ -} - -#define DEFINE_G711_CAPABILITY(cls, code, capName) \ -class cls : public AST_G711Capability { \ - public: \ - cls() : AST_G711Capability(240, code) { } \ -}; \ -H323_REGISTER_CAPABILITY(cls, capName) \ - -DEFINE_G711_CAPABILITY(AST_G711ALaw64Capability, H323_G711Capability::ALaw, OPAL_G711_ALAW_64K); -DEFINE_G711_CAPABILITY(AST_G711uLaw64Capability, H323_G711Capability::muLaw, OPAL_G711_ULAW_64K); -H323_REGISTER_CAPABILITY(AST_G7231Capability, OPAL_G7231); -H323_REGISTER_CAPABILITY(AST_G729Capability, OPAL_G729); -H323_REGISTER_CAPABILITY(AST_G729ACapability, OPAL_G729A); -H323_REGISTER_CAPABILITY(AST_GSM0610Capability, OPAL_GSM0610); - -/* - * Capability: G.711 - */ -AST_G711Capability::AST_G711Capability(int rx_frames, H323_G711Capability::Mode m, H323_G711Capability::Speed s) - : H323AudioCapability(rx_frames, 30) // 240ms max, 30ms desired -{ - mode = m; - speed = s; -} - - -PObject * AST_G711Capability::Clone() const -{ - return new AST_G711Capability(*this); -} - - -unsigned AST_G711Capability::GetSubType() const -{ - static const unsigned G711SubType[2][2] = { - { H245_AudioCapability::e_g711Alaw64k, H245_AudioCapability::e_g711Alaw56k }, - { H245_AudioCapability::e_g711Ulaw64k, H245_AudioCapability::e_g711Ulaw56k } - }; - return G711SubType[mode][speed]; -} - - -PString AST_G711Capability::GetFormatName() const -{ - static const char * const G711Name[2][2] = { - { OPAL_G711_ALAW_64K, OPAL_G711_ALAW_56K }, - { OPAL_G711_ULAW_64K, OPAL_G711_ULAW_56K }, - }; - return G711Name[mode][speed]; -} - - -H323Codec * AST_G711Capability::CreateCodec(H323Codec::Direction direction) const -{ - return NULL; -} - - -/* - * Capability: G.723.1 - */ -AST_G7231Capability::AST_G7231Capability(int rx_frames, BOOL annexA_) - : H323AudioCapability(rx_frames, 4) -{ - annexA = annexA_; -} - -PObject::Comparison AST_G7231Capability::Compare(const PObject & obj) const -{ - Comparison result = H323AudioCapability::Compare(obj); - if (result != EqualTo) { - return result; - } - PINDEX otherAnnexA = ((const AST_G7231Capability &)obj).annexA; - if (annexA < otherAnnexA) { - return LessThan; - } - if (annexA > otherAnnexA) { - return GreaterThan; - } - return EqualTo; -} - -PObject * AST_G7231Capability::Clone() const -{ - return new AST_G7231Capability(*this); -} - -PString AST_G7231Capability::GetFormatName() const -{ - return (annexA ? OPAL_G7231 "A" : OPAL_G7231); -} - -unsigned AST_G7231Capability::GetSubType() const -{ - return H245_AudioCapability::e_g7231; -} - -BOOL AST_G7231Capability::OnSendingPDU(H245_AudioCapability & cap, - unsigned packetSize) const -{ - cap.SetTag(H245_AudioCapability::e_g7231); - H245_AudioCapability_g7231 & g7231 = cap; - g7231.m_maxAl_sduAudioFrames = packetSize; - g7231.m_silenceSuppression = annexA; - return TRUE; -} - -BOOL AST_G7231Capability::OnReceivedPDU(const H245_AudioCapability & cap, - unsigned & packetSize) -{ - if (cap.GetTag() != H245_AudioCapability::e_g7231) { - return FALSE; - } - const H245_AudioCapability_g7231 & g7231 = cap; - packetSize = g7231.m_maxAl_sduAudioFrames; - annexA = g7231.m_silenceSuppression; - return TRUE; -} - -H323Codec * AST_G7231Capability::CreateCodec(H323Codec::Direction direction) const -{ - return NULL; -} - -/* - * Capability: G.729 - */ -AST_G729Capability::AST_G729Capability(int rx_frames) - : H323AudioCapability(rx_frames, 2) -{ -} - -PObject * AST_G729Capability::Clone() const -{ - return new AST_G729Capability(*this); -} - -unsigned AST_G729Capability::GetSubType() const -{ - return H245_AudioCapability::e_g729; -} - -PString AST_G729Capability::GetFormatName() const -{ - return OPAL_G729; -} - -H323Codec * AST_G729Capability::CreateCodec(H323Codec::Direction direction) const -{ - return NULL; -} - -/* - * Capability: G.729A - */ -AST_G729ACapability::AST_G729ACapability(int rx_frames) - : H323AudioCapability(rx_frames, 6) -{ -} - -PObject * AST_G729ACapability::Clone() const -{ - return new AST_G729ACapability(*this); -} - -unsigned AST_G729ACapability::GetSubType() const -{ - return H245_AudioCapability::e_g729AnnexA; -} - -PString AST_G729ACapability::GetFormatName() const -{ - return OPAL_G729A; -} - -H323Codec * AST_G729ACapability::CreateCodec(H323Codec::Direction direction) const -{ - return NULL; -} - -/* - * Capability: GSM full rate - */ -AST_GSM0610Capability::AST_GSM0610Capability(int rx_frames, int comfortNoise_, int scrambled_) - : H323AudioCapability(rx_frames, 2) -{ - comfortNoise = comfortNoise_; - scrambled = scrambled_; -} - -PObject * AST_GSM0610Capability::Clone() const -{ - return new AST_GSM0610Capability(*this); -} - -unsigned AST_GSM0610Capability::GetSubType() const -{ - return H245_AudioCapability::e_gsmFullRate; -} - -BOOL AST_GSM0610Capability::OnSendingPDU(H245_AudioCapability & cap, - unsigned packetSize) const -{ - cap.SetTag(H245_AudioCapability::e_gsmFullRate); - H245_GSMAudioCapability & gsm = cap; - gsm.m_audioUnitSize = packetSize * 33; - gsm.m_comfortNoise = comfortNoise; - gsm.m_scrambled = scrambled; - return TRUE; -} - -BOOL AST_GSM0610Capability::OnReceivedPDU(const H245_AudioCapability & cap, - unsigned & packetSize) -{ - if (cap.GetTag() != H245_AudioCapability::e_gsmFullRate) - return FALSE; - const H245_GSMAudioCapability & gsm = cap; - packetSize = (gsm.m_audioUnitSize + 32) / 33; - comfortNoise = gsm.m_comfortNoise; - scrambled = gsm.m_scrambled; - - return TRUE; -} - -PString AST_GSM0610Capability::GetFormatName() const -{ - return OPAL_GSM0610; -} - -H323Codec * AST_GSM0610Capability::CreateCodec(H323Codec::Direction direction) const -{ - return NULL; -} - - -/** MyH323EndPoint - */ -MyH323EndPoint::MyH323EndPoint() - : H323EndPoint() -{ - // Capabilities will be negotiated on per-connection basis - capabilities.RemoveAll(); -} - -/** The fullAddress parameter is used directly in the MakeCall method so - * the General form for the fullAddress argument is : - * [alias@][transport$]host[:port] - * default values: alias = the same value as host. - * transport = ip. - * port = 1720. - */ -int MyH323EndPoint::MyMakeCall(const PString & dest, PString & token, void *_callReference, void *_opts) -{ - PString fullAddress; - MyH323Connection * connection; - H323Transport *transport = NULL; - unsigned int *callReference = (unsigned int *)_callReference; - call_options_t *opts = (call_options_t *)_opts; - - /* Determine whether we are using a gatekeeper or not. */ - if (GetGatekeeper()) { - fullAddress = dest; - if (h323debug) { - cout << " -- Making call to " << fullAddress << " using gatekeeper." << endl; - } - } else { - fullAddress = dest; - if (h323debug) { - cout << " -- Making call to " << fullAddress << " without gatekeeper." << endl; - } - /* Use bindaddr for outgoing calls too if we don't use gatekeeper */ - if (listeners.GetSize() > 0) { - H323TransportAddress taddr = listeners[0].GetTransportAddress(); - PIPSocket::Address addr; - WORD port; - if (taddr.GetIpAndPort(addr, port)) { - /* Create own transport for specific addresses only */ - if (addr) { - if (h323debug) - cout << "Using " << addr << " for outbound call" << endl; - transport = new MyH323TransportTCP(*this, addr); - if (!transport) - cout << "Unable to create transport for outgoing call" << endl; - } - } else - cout << "Unable to get address and port" << endl; - } - } - if (!(connection = (MyH323Connection *)H323EndPoint::MakeCallLocked(fullAddress, token, opts, transport))) { - if (h323debug) { - cout << "Error making call to \"" << fullAddress << '"' << endl; - } - return 1; - } - *callReference = connection->GetCallReference(); - - if (h323debug) { - cout << "\t-- " << GetLocalUserName() << " is calling host " << fullAddress << endl; - cout << "\t-- Call token is " << (const char *)token << endl; - cout << "\t-- Call reference is " << *callReference << endl; - cout << "\t-- DTMF Payload is " << connection->dtmfCodec << endl; - } - connection->Unlock(); - return 0; -} - -void MyH323EndPoint::SetEndpointTypeInfo( H225_EndpointType & info ) const -{ - H323EndPoint::SetEndpointTypeInfo(info); - - if (terminalType == e_GatewayOnly){ - info.RemoveOptionalField(H225_EndpointType::e_terminal); - info.IncludeOptionalField(H225_EndpointType::e_gateway); - } - - info.m_gateway.IncludeOptionalField(H225_GatewayInfo::e_protocol); - info.m_gateway.m_protocol.SetSize(1); - H225_SupportedProtocols &protocol=info.m_gateway.m_protocol[0]; - protocol.SetTag(H225_SupportedProtocols::e_voice); - PINDEX as=SupportedPrefixes.GetSize(); - ((H225_VoiceCaps &)protocol).m_supportedPrefixes.SetSize(as); - for (PINDEX p=0; pSendUserInputTone(tone, 500); - connection->Unlock(); - } -} - -void MyH323EndPoint::OnClosedLogicalChannel(H323Connection & connection, const H323Channel & channel) -{ - channelsOpen--; - if (h323debug) { - cout << "\t\tchannelsOpen = " << channelsOpen << endl; - } - H323EndPoint::OnClosedLogicalChannel(connection, channel); -} - -BOOL MyH323EndPoint::OnConnectionForwarded(H323Connection & connection, - const PString & forwardParty, - const H323SignalPDU & pdu) -{ - if (h323debug) { - cout << "\t-- Call Forwarded to " << forwardParty << endl; - } - return FALSE; -} - -BOOL MyH323EndPoint::ForwardConnection(H323Connection & connection, - const PString & forwardParty, - const H323SignalPDU & pdu) -{ - if (h323debug) { - cout << "\t-- Forwarding call to " << forwardParty << endl; - } - return H323EndPoint::ForwardConnection(connection, forwardParty, pdu); -} - -void MyH323EndPoint::OnConnectionEstablished(H323Connection & connection, const PString & estCallToken) -{ - if (h323debug) { - cout << "\t=-= In OnConnectionEstablished for call " << connection.GetCallReference() << endl; - cout << "\t\t-- Connection Established with \"" << connection.GetRemotePartyName() << "\"" << endl; - } - on_connection_established(connection.GetCallReference(), (const char *)connection.GetCallToken()); -} - -/** OnConnectionCleared callback function is called upon the dropping of an established - * H323 connection. - */ -void MyH323EndPoint::OnConnectionCleared(H323Connection & connection, const PString & clearedCallToken) -{ - PString remoteName = connection.GetRemotePartyName(); - - switch (connection.GetCallEndReason()) { - case H323Connection::EndedByCallForwarded: - if (h323debug) { - cout << "-- " << remoteName << " has forwarded the call" << endl; - } - break; - case H323Connection::EndedByRemoteUser: - if (h323debug) { - cout << "-- " << remoteName << " has cleared the call" << endl; - } - break; - case H323Connection::EndedByCallerAbort: - if (h323debug) { - cout << "-- " << remoteName << " has stopped calling" << endl; - } - break; - case H323Connection::EndedByRefusal: - if (h323debug) { - cout << "-- " << remoteName << " did not accept your call" << endl; - } - break; - case H323Connection::EndedByRemoteBusy: - if (h323debug) { - cout << "-- " << remoteName << " was busy" << endl; - } - break; - case H323Connection::EndedByRemoteCongestion: - if (h323debug) { - cout << "-- Congested link to " << remoteName << endl; - } - break; - case H323Connection::EndedByNoAnswer: - if (h323debug) { - cout << "-- " << remoteName << " did not answer your call" << endl; - } - break; - case H323Connection::EndedByTransportFail: - if (h323debug) { - cout << "-- Call with " << remoteName << " ended abnormally" << endl; - } - break; - case H323Connection::EndedByCapabilityExchange: - if (h323debug) { - cout << "-- Could not find common codec with " << remoteName << endl; - } - break; - case H323Connection::EndedByNoAccept: - if (h323debug) { - cout << "-- Did not accept incoming call from " << remoteName << endl; - } - break; - case H323Connection::EndedByAnswerDenied: - if (h323debug) { - cout << "-- Refused incoming call from " << remoteName << endl; - } - break; - case H323Connection::EndedByNoUser: - if (h323debug) { - cout << "-- Remote endpoint could not find user: " << remoteName << endl; - } - break; - case H323Connection::EndedByNoBandwidth: - if (h323debug) { - cout << "-- Call to " << remoteName << " aborted, insufficient bandwidth." << endl; - } - break; - case H323Connection::EndedByUnreachable: - if (h323debug) { - cout << "-- " << remoteName << " could not be reached." << endl; - } - break; - case H323Connection::EndedByHostOffline: - if (h323debug) { - cout << "-- " << remoteName << " is not online." << endl; - } - break; - case H323Connection::EndedByNoEndPoint: - if (h323debug) { - cout << "-- No phone running for " << remoteName << endl; - } - break; - case H323Connection::EndedByConnectFail: - if (h323debug) { - cout << "-- Transport error calling " << remoteName << endl; - } - break; - default: - if (h323debug) { -#ifdef PTRACING - cout << " -- Call with " << remoteName << " completed (" << connection.GetCallEndReason() << ")" << endl; -#else - cout << " -- Call with " << remoteName << " completed ([" << (int)connection.GetCallEndReason() << "])" << endl; -#endif - } - } - - if (connection.IsEstablished()) { - if (h323debug) { - cout << "\t-- Call duration " << setprecision(0) << setw(5) << (PTime() - connection.GetConnectionStartTime()) << endl; - } - } - /* Invoke the PBX application registered callback */ - on_connection_cleared(connection.GetCallReference(), clearedCallToken); - return; -} - -H323Connection * MyH323EndPoint::CreateConnection(unsigned callReference, void *userData, H323Transport *transport, H323SignalPDU *setupPDU) -{ - unsigned options = 0; - call_options_t *opts = (call_options_t *)userData; - MyH323Connection *conn; - - if (opts && opts->fastStart) { - options |= H323Connection::FastStartOptionEnable; - } else { - options |= H323Connection::FastStartOptionDisable; - } - if (opts && opts->h245Tunneling) { - options |= H323Connection::H245TunnelingOptionEnable; - } else { - options |= H323Connection::H245TunnelingOptionDisable; - } -/* Disable until I can figure out the proper way to deal with this */ -#if 0 - if (opts->silenceSuppression) { - options |= H323Connection::SilenceSuppresionOptionEnable; - } else { - options |= H323Connection::SilenceSUppressionOptionDisable; - } -#endif - conn = new MyH323Connection(*this, callReference, options); - if (conn) { - if (opts) - conn->SetCallOptions(opts, (setupPDU ? TRUE : FALSE)); - } - return conn; -} - -/* MyH323Connection Implementation */ -MyH323Connection::MyH323Connection(MyH323EndPoint & ep, unsigned callReference, - unsigned options) - : H323Connection(ep, callReference, options) -{ - cause = -1; - sessionId = 0; - bridging = FALSE; - progressSetup = progressAlert = 0; - dtmfMode = 0; - dtmfCodec = (RTP_DataFrame::PayloadTypes)0; - redirect_reason = -1; -#ifdef TUNNELLING - tunnelOptions = remoteTunnelOptions = 0; -#endif - if (h323debug) { - cout << " == New H.323 Connection created." << endl; - } - return; -} - -MyH323Connection::~MyH323Connection() -{ - if (h323debug) { - cout << " == H.323 Connection deleted." << endl; - } - return; -} - -BOOL MyH323Connection::OnReceivedProgress(const H323SignalPDU &pdu) -{ - BOOL isInband; - unsigned pi; - - if (!H323Connection::OnReceivedProgress(pdu)) { - return FALSE; - } - - if (!pdu.GetQ931().GetProgressIndicator(pi)) - pi = 0; - if (h323debug) { - cout << "\t- Progress Indicator: " << pi << endl; - } - - switch(pi) { - case Q931::ProgressNotEndToEndISDN: - case Q931::ProgressInbandInformationAvailable: - isInband = TRUE; - break; - default: - isInband = FALSE; - } - on_progress(GetCallReference(), (const char *)GetCallToken(), isInband); - - return connectionState != ShuttingDownConnection; -} - -H323Connection::AnswerCallResponse MyH323Connection::OnAnswerCall(const PString & caller, - const H323SignalPDU & setupPDU, - H323SignalPDU & connectPDU) -{ - unsigned pi; - - if (h323debug) { - cout << "\t=-= In OnAnswerCall for call " << GetCallReference() << endl; - } - - if (connectionState == ShuttingDownConnection) - return H323Connection::AnswerCallDenied; - - if (!setupPDU.GetQ931().GetProgressIndicator(pi)) { - pi = 0; - } - if (h323debug) { - cout << "\t\t- Progress Indicator: " << pi << endl; - } - if (progressAlert) { - pi = progressAlert; - } else if (pi == Q931::ProgressOriginNotISDN) { - pi = Q931::ProgressInbandInformationAvailable; - } - if (pi && alertingPDU) { - alertingPDU->GetQ931().SetProgressIndicator(pi); - } - if (h323debug) { - cout << "\t\t- Inserting PI of " << pi << " into ALERTING message" << endl; - } - -#ifdef TUNNELLING - if (alertingPDU) - EmbedTunneledInfo(*alertingPDU); - EmbedTunneledInfo(connectPDU); -#endif - - if (!on_answer_call(GetCallReference(), (const char *)GetCallToken())) { - return H323Connection::AnswerCallDenied; - } - /* The call will be answered later with "AnsweringCall()" function. - */ - return ((pi || (fastStartState != FastStartDisabled)) ? AnswerCallDeferredWithMedia : AnswerCallDeferred); -} - -BOOL MyH323Connection::OnAlerting(const H323SignalPDU & alertingPDU, const PString & username) -{ - if (h323debug) { - cout << "\t=-= In OnAlerting for call " << GetCallReference() - << ": sessionId=" << sessionId << endl; - cout << "\t-- Ringing phone for \"" << username << "\"" << endl; - } - - if (on_progress) { - BOOL isInband; - unsigned alertingPI; - - if (!alertingPDU.GetQ931().GetProgressIndicator(alertingPI)) { - alertingPI = 0; - } - if (h323debug) { - cout << "\t\t- Progress Indicator: " << alertingPI << endl; - } - - switch(alertingPI) { - case Q931::ProgressNotEndToEndISDN: - case Q931::ProgressInbandInformationAvailable: - isInband = TRUE; - break; - default: - isInband = FALSE; - } - on_progress(GetCallReference(), (const char *)GetCallToken(), isInband); - } - on_chan_ringing(GetCallReference(), (const char *)GetCallToken() ); - return connectionState != ShuttingDownConnection; -} - -void MyH323Connection::SetCallOptions(void *o, BOOL isIncoming) -{ - call_options_t *opts = (call_options_t *)o; - - progressSetup = opts->progress_setup; - progressAlert = opts->progress_alert; - dtmfCodec = (RTP_DataFrame::PayloadTypes)opts->dtmfcodec; - dtmfMode = opts->dtmfmode; - - if (isIncoming) { - fastStartState = (opts->fastStart ? FastStartInitiate : FastStartDisabled); - h245Tunneling = (opts->h245Tunneling ? TRUE : FALSE); - } else { - SetLocalPartyName(PString(opts->cid_num)); - SetDisplayName(PString(opts->cid_name)); - if (opts->redirect_reason >= 0) { - rdnis = PString(opts->cid_rdnis); - redirect_reason = opts->redirect_reason; - } - } - tunnelOptions = opts->tunnelOptions; -} - -void MyH323Connection::SetCallDetails(void *callDetails, const H323SignalPDU &setupPDU, BOOL isIncoming) -{ - PString sourceE164; - PString destE164; - PString sourceAliases; - PString destAliases; - char *s, *s1; - call_details_t *cd = (call_details_t *)callDetails; - - memset(cd, 0, sizeof(*cd)); - cd->call_reference = GetCallReference(); - cd->call_token = strdup((const char *)GetCallToken()); - - sourceE164 = ""; - setupPDU.GetSourceE164(sourceE164); - cd->call_source_e164 = strdup((const char *)sourceE164); - - destE164 = ""; - setupPDU.GetDestinationE164(destE164); - cd->call_dest_e164 = strdup((const char *)destE164); - - /* XXX Is it possible to have this information for outgoing calls too? XXX */ - if (isIncoming) { - PString sourceName; - PIPSocket::Address Ip; - WORD sourcePort; - PString redirect_number; - unsigned redirect_reason; - - sourceName = setupPDU.GetQ931().GetDisplayName(); - cd->call_source_name = strdup((const char *)sourceName); - - GetSignallingChannel()->GetRemoteAddress().GetIpAndPort(Ip, sourcePort); - cd->sourceIp = strdup((const char *)Ip.AsString()); - - if(setupPDU.GetQ931().GetRedirectingNumber(redirect_number, NULL, NULL, NULL, NULL, &redirect_reason, 0, 0, 0)) { - cd->redirect_number = strdup((const char *)redirect_number); - cd->redirect_reason = redirect_reason; - } - else - cd->redirect_reason = -1; - } - - /* Convert complex strings */ - // FIXME: deal more than one source alias - sourceAliases = setupPDU.GetSourceAliases(); - s1 = strdup((const char *)sourceAliases); - if ((s = strchr(s1, ' ')) != NULL) - *s = '\0'; - if ((s = strchr(s1, '\t')) != NULL) - *s = '\0'; - cd->call_source_aliases = s1; - - destAliases = setupPDU.GetDestinationAlias(); - s1 = strdup((const char *)destAliases); - if ((s = strchr(s1, ' ')) != NULL) - *s = '\0'; - if ((s = strchr(s1, '\t')) != NULL) - *s = '\0'; - cd->call_dest_alias = s1; -} - -#ifdef TUNNELLING -static BOOL FetchInformationElements(Q931 &q931, const PBYTEArray &data) -{ - PINDEX offset = 0; - - while (offset < data.GetSize()) { - // Get field discriminator - int discriminator = data[offset++]; - -#if 0 - /* Do not overwrite existing IEs */ - if (q931.HasIE((Q931::InformationElementCodes)discriminator)) { - if ((discriminatir & 0x80) == 0) - offset += data[offset++]; - if (offset > data.GetSize()) - return FALSE; - continue; - } -#endif - - PBYTEArray * item = new PBYTEArray; - - // For discriminator with high bit set there is no data - if ((discriminator & 0x80) == 0) { - int len = data[offset++]; - -#if 0 // That is not H.225 but regular Q.931 (ISDN) IEs - if (discriminator == UserUserIE) { - // Special case of User-user field. See 7.2.2.31/H.225.0v4. - len <<= 8; - len |= data[offset++]; - - // we also have a protocol discriminator, which we ignore - offset++; - - // before decrementing the length, make sure it is not zero - if (len == 0) - return FALSE; - - // adjust for protocol discriminator - len--; - } -#endif - - if (offset + len > data.GetSize()) { - delete item; - return FALSE; - } - - memcpy(item->GetPointer(len), (const BYTE *)data+offset, len); - offset += len; - } - - q931.SetIE((Q931::InformationElementCodes)discriminator, *item); - delete item; - } - return TRUE; -} - -static BOOL FetchCiscoTunneledInfo(Q931 &q931, const H323SignalPDU &pdu) -{ - BOOL res = FALSE; - const H225_H323_UU_PDU &uuPDU = pdu.m_h323_uu_pdu; - - if(uuPDU.HasOptionalField(H225_H323_UU_PDU::e_nonStandardControl)) { - for(int i = 0; i < uuPDU.m_nonStandardControl.GetSize(); ++i) { - const H225_NonStandardParameter &np = uuPDU.m_nonStandardControl[i]; - const H225_NonStandardIdentifier &id = np.m_nonStandardIdentifier; - if (id.GetTag() == H225_NonStandardIdentifier::e_h221NonStandard) { - const H225_H221NonStandard &ni = id; - /* Check for Cisco */ - if ((ni.m_t35CountryCode == 181) && (ni.m_t35Extension == 0) && (ni.m_manufacturerCode == 18)) { - const PBYTEArray &data = np.m_data; - if (h323debug) - cout << setprecision(0) << "Received non-standard Cisco extension data " << np.m_data << endl; - CISCO_H225_H323_UU_NonStdInfo c; - PPER_Stream strm(data); - if (c.Decode(strm)) { - BOOL haveIEs = FALSE; - if (h323debug) - cout << setprecision(0) << "H323_UU_NonStdInfo = " << c << endl; - if (c.HasOptionalField(CISCO_H225_H323_UU_NonStdInfo::e_protoParam)) { - FetchInformationElements(q931, c.m_protoParam.m_qsigNonStdInfo.m_rawMesg); - haveIEs = TRUE; - } - if (c.HasOptionalField(CISCO_H225_H323_UU_NonStdInfo::e_commonParam)) { - FetchInformationElements(q931, c.m_commonParam.m_redirectIEinfo.m_redirectIE); - haveIEs = TRUE; - } - if (haveIEs && h323debug) - cout << setprecision(0) << "Information elements collected:" << q931 << endl; - res = TRUE; - } else { - cout << "ERROR while decoding non-standard Cisco extension" << endl; - return FALSE; - } - } - } - } - } - return res; -} - -static BOOL EmbedCiscoTunneledInfo(H323SignalPDU &pdu) -{ - const static Q931::InformationElementCodes codes[] = - { Q931::RedirectingNumberIE, Q931::FacilityIE }; - - BOOL res = FALSE; - BOOL notRedirOnly = FALSE; - Q931 tmpQ931; - Q931 &q931 = pdu.GetQ931(); - - for(unsigned i = 0; i < (sizeof(codes) / sizeof(codes[0])); ++i) { - if (q931.HasIE(codes[i])) { - tmpQ931.SetIE(codes[i], q931.GetIE(codes[i])); - q931.RemoveIE(codes[i]); - if (codes[i] != Q931::RedirectingNumberIE) - notRedirOnly = TRUE; - res = TRUE; - } - } - /* Have something to embed */ - if (res) { - PBYTEArray msg; - if (!tmpQ931.Encode(msg)) - return FALSE; - PBYTEArray ies(msg.GetPointer() + 5, msg.GetSize() - 5); - - H225_H323_UU_PDU &uuPDU = pdu.m_h323_uu_pdu; - if(!uuPDU.HasOptionalField(H225_H323_UU_PDU::e_nonStandardControl)) { - uuPDU.IncludeOptionalField(H225_H323_UU_PDU::e_nonStandardControl); - uuPDU.m_nonStandardControl.SetSize(0); - } - H225_NonStandardParameter *np = new H225_NonStandardParameter; - uuPDU.m_nonStandardControl.Append(np); - H225_NonStandardIdentifier &nsi = (*np).m_nonStandardIdentifier; - nsi.SetTag(H225_NonStandardIdentifier::e_h221NonStandard); - H225_H221NonStandard &ns = nsi; - ns.m_t35CountryCode = 181; - ns.m_t35Extension = 0; - ns.m_manufacturerCode = 18; - - CISCO_H225_H323_UU_NonStdInfo c; - c.IncludeOptionalField(CISCO_H225_H323_UU_NonStdInfo::e_version); - c.m_version = 0; - - if (notRedirOnly) { - c.IncludeOptionalField(CISCO_H225_H323_UU_NonStdInfo::e_protoParam); - CISCO_H225_QsigNonStdInfo &qsigInfo = c.m_protoParam.m_qsigNonStdInfo; - qsigInfo.m_iei = ies[0]; - qsigInfo.m_rawMesg = ies; - } else { - c.IncludeOptionalField(CISCO_H225_H323_UU_NonStdInfo::e_commonParam); - c.m_commonParam.m_redirectIEinfo.m_redirectIE = ies; - } - PPER_Stream stream; - c.Encode(stream); - stream.CompleteEncoding(); - (*np).m_data = stream; - } - return res; -} - -static const char OID_QSIG[] = "1.3.12.9"; - -static BOOL FetchQSIGTunneledInfo(Q931 &q931, const H323SignalPDU &pdu) -{ - BOOL res = FALSE; - const H225_H323_UU_PDU &uuPDU = pdu.m_h323_uu_pdu; - if (uuPDU.HasOptionalField(H225_H323_UU_PDU::e_tunnelledSignallingMessage)) { - const H225_H323_UU_PDU_tunnelledSignallingMessage &sig = uuPDU.m_tunnelledSignallingMessage; - const H225_TunnelledProtocol_id &proto = sig.m_tunnelledProtocolID.m_id; - if ((proto.GetTag() == H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID) && - (((const PASN_ObjectId &)proto).AsString() == OID_QSIG)) { - const H225_ArrayOf_PASN_OctetString &sigs = sig.m_messageContent; - for(int i = 0; i < sigs.GetSize(); ++i) { - const PASN_OctetString &msg = sigs[i]; - if (h323debug) - cout << setprecision(0) << "Q.931 message data is " << msg << endl; - if(!q931.Decode((const PBYTEArray &)msg)) { - cout << "Error while decoding Q.931 message" << endl; - return FALSE; - } - res = TRUE; - if (h323debug) - cout << setprecision(0) << "Received QSIG message " << q931 << endl; - } - } - } - return res; -} - -static H225_EndpointType *GetEndpointType(H323SignalPDU &pdu) -{ - if (!pdu.GetQ931().HasIE(Q931::UserUserIE)) - return NULL; - - H225_H323_UU_PDU_h323_message_body &body = pdu.m_h323_uu_pdu.m_h323_message_body; - switch (body.GetTag()) { - case H225_H323_UU_PDU_h323_message_body::e_setup: - return &((H225_Setup_UUIE &)body).m_sourceInfo; - case H225_H323_UU_PDU_h323_message_body::e_callProceeding: - return &((H225_CallProceeding_UUIE &)body).m_destinationInfo; - case H225_H323_UU_PDU_h323_message_body::e_connect: - return &((H225_Connect_UUIE &)body).m_destinationInfo; - case H225_H323_UU_PDU_h323_message_body::e_alerting: - return &((H225_Alerting_UUIE &)body).m_destinationInfo; - case H225_H323_UU_PDU_h323_message_body::e_facility: - return &((H225_Facility_UUIE &)body).m_destinationInfo; - case H225_H323_UU_PDU_h323_message_body::e_progress: - return &((H225_Progress_UUIE &)body).m_destinationInfo; - } - return NULL; -} - -static BOOL QSIGTunnelRequested(H323SignalPDU &pdu) -{ - H225_EndpointType *epType = GetEndpointType(pdu); - if (epType) { - if (!(*epType).HasOptionalField(H225_EndpointType::e_supportedTunnelledProtocols)) { - return FALSE; - } - H225_ArrayOf_TunnelledProtocol &protos = (*epType).m_supportedTunnelledProtocols; - for (int i = 0; i < protos.GetSize(); ++i) - { - if ((protos[i].GetTag() == H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID) && - (((const PASN_ObjectId &)protos[i]).AsString() == OID_QSIG)) { - return TRUE; - } - } - } - return FALSE; -} - -static BOOL EmbedQSIGTunneledInfo(H323SignalPDU &pdu) -{ - const static Q931::InformationElementCodes codes[] = - { Q931::RedirectingNumberIE, Q931::FacilityIE }; - - Q931 &q931 = pdu.GetQ931(); - PBYTEArray message; - - q931.Encode(message); - - /* Remove non-standard IEs */ - for(unsigned i = 0; i < (sizeof(codes) / sizeof(codes[0])); ++i) { - if (q931.HasIE(codes[i])) { - q931.RemoveIE(codes[i]); - } - } - - H225_H323_UU_PDU &uuPDU = pdu.m_h323_uu_pdu; - H225_EndpointType *epType = GetEndpointType(pdu); - if (epType) { - if (!(*epType).HasOptionalField(H225_EndpointType::e_supportedTunnelledProtocols)) { - (*epType).IncludeOptionalField(H225_EndpointType::e_supportedTunnelledProtocols); - (*epType).m_supportedTunnelledProtocols.SetSize(0); - } - H225_ArrayOf_TunnelledProtocol &protos = (*epType).m_supportedTunnelledProtocols; - BOOL addQSIG = TRUE; - for (int i = 0; i < protos.GetSize(); ++i) - { - if ((protos[i].GetTag() == H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID) && - (((const PASN_ObjectId &)protos[i]).AsString() == OID_QSIG)) { - addQSIG = FALSE; - break; - } - } - if (addQSIG) { - H225_TunnelledProtocol *proto = new H225_TunnelledProtocol; - (*proto).m_id.SetTag(H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID); - (PASN_ObjectId &)(proto->m_id) = OID_QSIG; - protos.Append(proto); - } - } - if (!uuPDU.HasOptionalField(H225_H323_UU_PDU::e_tunnelledSignallingMessage)) - uuPDU.IncludeOptionalField(H225_H323_UU_PDU::e_tunnelledSignallingMessage); - H225_H323_UU_PDU_tunnelledSignallingMessage &sig = uuPDU.m_tunnelledSignallingMessage; - H225_TunnelledProtocol_id &proto = sig.m_tunnelledProtocolID.m_id; - if ((proto.GetTag() != H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID) || - (((const PASN_ObjectId &)proto).AsString() != OID_QSIG)) { - proto.SetTag(H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID); - (PASN_ObjectId &)proto = OID_QSIG; - sig.m_messageContent.SetSize(0); - } - PASN_OctetString *msg = new PASN_OctetString; - sig.m_messageContent.Append(msg); - *msg = message; - return TRUE; -} - -BOOL MyH323Connection::EmbedTunneledInfo(H323SignalPDU &pdu) -{ - if ((tunnelOptions & H323_TUNNEL_QSIG) || (remoteTunnelOptions & H323_TUNNEL_QSIG)) - EmbedQSIGTunneledInfo(pdu); - if ((tunnelOptions & H323_TUNNEL_CISCO) || (remoteTunnelOptions & H323_TUNNEL_CISCO)) - EmbedCiscoTunneledInfo(pdu); - - return TRUE; -} - -/* Handle tunneled messages */ -BOOL MyH323Connection::HandleSignalPDU(H323SignalPDU &pdu) -{ - if (pdu.GetQ931().HasIE(Q931::UserUserIE)) { - Q931 tunneledInfo; - const Q931 *q931Info; - - q931Info = NULL; - if (FetchCiscoTunneledInfo(tunneledInfo, pdu)) { - q931Info = &tunneledInfo; - remoteTunnelOptions |= H323_TUNNEL_CISCO; - } - if (FetchQSIGTunneledInfo(tunneledInfo, pdu)) { - q931Info = &tunneledInfo; - remoteTunnelOptions |= H323_TUNNEL_QSIG; - } - if (!(remoteTunnelOptions & H323_TUNNEL_QSIG) && QSIGTunnelRequested(pdu)) { - remoteTunnelOptions |= H323_TUNNEL_QSIG; - } - if (q931Info) { - if (q931Info->HasIE(Q931::RedirectingNumberIE)) { - pdu.GetQ931().SetIE(Q931::RedirectingNumberIE, q931Info->GetIE(Q931::RedirectingNumberIE)); - if (h323debug) { - PString number; - unsigned reason; - if(q931Info->GetRedirectingNumber(number, NULL, NULL, NULL, NULL, &reason, 0, 0, 0)) - cout << "Got redirection from " << number << ", reason " << reason << endl; - } - } - } - } - - return H323Connection::HandleSignalPDU(pdu); -} -#endif - -BOOL MyH323Connection::OnReceivedSignalSetup(const H323SignalPDU & setupPDU) -{ - call_details_t cd; - - if (h323debug) { - cout << "\t--Received SETUP message" << endl; - } - - if (connectionState == ShuttingDownConnection) - return FALSE; - - SetCallDetails(&cd, setupPDU, TRUE); - - /* Notify Asterisk of the request */ - call_options_t *res = on_incoming_call(&cd); - - if (!res) { - if (h323debug) { - cout << "\t-- Call Failed" << endl; - } - return FALSE; - } - - SetCallOptions(res, TRUE); - - return H323Connection::OnReceivedSignalSetup(setupPDU); -} - -BOOL MyH323Connection::OnSendSignalSetup(H323SignalPDU & setupPDU) -{ - call_details_t cd; - - if (h323debug) { - cout << "\t-- Sending SETUP message" << endl; - } - - if (connectionState == ShuttingDownConnection) - return FALSE; - - if (progressSetup) - setupPDU.GetQ931().SetProgressIndicator(progressSetup); - - if (redirect_reason >= 0) { - setupPDU.GetQ931().SetRedirectingNumber(rdnis, 0, 0, 0, 0, redirect_reason); - /* OpenH323 incorrectly fills number IE when redirecting reason is specified - fix it */ - PBYTEArray IE(setupPDU.GetQ931().GetIE(Q931::RedirectingNumberIE)); - IE[0] = IE[0] & 0x7f; - IE[1] = IE[1] & 0x7f; - setupPDU.GetQ931().SetIE(Q931::RedirectingNumberIE, IE); - } - - SetCallDetails(&cd, setupPDU, FALSE); - - int res = on_outgoing_call(&cd); - if (!res) { - if (h323debug) { - cout << "\t-- Call Failed" << endl; - } - return FALSE; - } - -#ifdef TUNNELLING - EmbedTunneledInfo(setupPDU); -#endif - - return H323Connection::OnSendSignalSetup(setupPDU); -} - -BOOL MyH323Connection::OnSendReleaseComplete(H323SignalPDU & releaseCompletePDU) -{ - if (h323debug) { - cout << "\t-- Sending RELEASE COMPLETE" << endl; - } - if (cause > 0) - releaseCompletePDU.GetQ931().SetCause((Q931::CauseValues)cause); - -#ifdef TUNNELLING - EmbedTunneledInfo(releaseCompletePDU); -#endif - - return H323Connection::OnSendReleaseComplete(releaseCompletePDU); -} - -BOOL MyH323Connection::OnReceivedFacility(const H323SignalPDU & pdu) -{ - if (h323debug) { - cout << "\t-- Received Facility message... " << endl; - } - return H323Connection::OnReceivedFacility(pdu); -} - -void MyH323Connection::OnReceivedReleaseComplete(const H323SignalPDU & pdu) -{ - if (h323debug) { - cout << "\t-- Received RELEASE COMPLETE message..." << endl; - } - if (on_hangup) - on_hangup(GetCallReference(), (const char *)GetCallToken(), pdu.GetQ931().GetCause()); - return H323Connection::OnReceivedReleaseComplete(pdu); -} - -BOOL MyH323Connection::OnClosingLogicalChannel(H323Channel & channel) -{ - if (h323debug) { - cout << "\t-- Closing logical channel..." << endl; - } - return H323Connection::OnClosingLogicalChannel(channel); -} - -void MyH323Connection::SendUserInputTone(char tone, unsigned duration, unsigned logicalChannel, unsigned rtpTimestamp) -{ - SendUserInputModes mode = GetRealSendUserInputMode(); -// That is recursive call... Why? -// on_receive_digit(GetCallReference(), tone, (const char *)GetCallToken()); - if ((tone != ' ') || (mode == SendUserInputAsTone) || (mode == SendUserInputAsInlineRFC2833)) { - if (h323debug) { - cout << "\t-- Sending user input tone (" << tone << ") to remote" << endl; - } - H323Connection::SendUserInputTone(tone, duration); - } -} - -void MyH323Connection::OnUserInputTone(char tone, unsigned duration, unsigned logicalChannel, unsigned rtpTimestamp) -{ - if (dtmfMode == H323_DTMF_RFC2833) { - if (h323debug) { - cout << "\t-- Received user input tone (" << tone << ") from remote" << endl; - } - on_receive_digit(GetCallReference(), tone, (const char *)GetCallToken(), duration); - } -} - -void MyH323Connection::OnUserInputString(const PString &value) -{ - if (h323debug) { - cout << "\t-- Received user input string (" << value << ") from remote." << endl; - } - on_receive_digit(GetCallReference(), value[0], (const char *)GetCallToken(), 0); -} - -void MyH323Connection::OnSendCapabilitySet(H245_TerminalCapabilitySet & pdu) -{ - PINDEX i; - - H323Connection::OnSendCapabilitySet(pdu); - - H245_ArrayOf_CapabilityTableEntry & tables = pdu.m_capabilityTable; - for(i = 0; i < tables.GetSize(); i++) - { - H245_CapabilityTableEntry & entry = tables[i]; - if (entry.HasOptionalField(H245_CapabilityTableEntry::e_capability)) { - H245_Capability & cap = entry.m_capability; - if (cap.GetTag() == H245_Capability::e_receiveRTPAudioTelephonyEventCapability) { - H245_AudioTelephonyEventCapability & atec = cap; - atec.m_dynamicRTPPayloadType = dtmfCodec; -// on_set_rfc2833_payload(GetCallReference(), (const char *)GetCallToken(), (int)dtmfCodec); - if (h323debug) { - cout << "\t-- Transmitting RFC2833 on payload " << - atec.m_dynamicRTPPayloadType << endl; - } - } - } - } -} - -void MyH323Connection::OnSetLocalCapabilities() -{ - if (on_setcapabilities) - on_setcapabilities(GetCallReference(), (const char *)callToken); -} - -BOOL MyH323Connection::OnReceivedCapabilitySet(const H323Capabilities & remoteCaps, - const H245_MultiplexCapability * muxCap, - H245_TerminalCapabilitySetReject & reject) -{ - struct __codec__ { - unsigned int asterisk_codec; - unsigned int h245_cap; - const char *oid; - }; - static const struct __codec__ codecs[] = { - { AST_FORMAT_G723_1, H245_AudioCapability::e_g7231 }, - { AST_FORMAT_GSM, H245_AudioCapability::e_gsmFullRate }, - { AST_FORMAT_ULAW, H245_AudioCapability::e_g711Ulaw64k }, - { AST_FORMAT_ALAW, H245_AudioCapability::e_g711Alaw64k }, - { AST_FORMAT_G729A, H245_AudioCapability::e_g729AnnexA }, - { AST_FORMAT_G729A, H245_AudioCapability::e_g729 }, -#ifdef AST_FORMAT_MODEM - { AST_FORMAT_MODEM, H245_DataApplicationCapability_application::e_t38fax }, -#endif - { 0 } - }; - -#if 0 - static const struct __codec__ vcodecs[] = { -#ifdef HAVE_H261 - { AST_FORMAT_H261, H245_VideoCapability::e_h261VideoCapability }, -#endif -#ifdef HAVE_H263 - { AST_FORMAT_H263, H245_VideoCapability::e_h263VideoCapability }, -#endif -#ifdef HAVE_H264 - { AST_FORMAT_H264, H245_VideoCapability::e_genericVideoCapability, "0.0.8.241.0.0.1" }, -#endif - { 0 } - }; -#endif - struct ast_codec_pref prefs; - - if (!H323Connection::OnReceivedCapabilitySet(remoteCaps, muxCap, reject)) { - return FALSE; - } - - const H323Capability * cap = remoteCaps.FindCapability(H323_UserInputCapability::SubTypeNames[H323_UserInputCapability::SignalToneRFC2833]); - if (cap != NULL) { - RTP_DataFrame::PayloadTypes pt = ((H323_UserInputCapability*)cap)->GetPayloadType(); - on_set_rfc2833_payload(GetCallReference(), (const char *)GetCallToken(), (int)pt); - if ((dtmfMode == H323_DTMF_RFC2833) && (sendUserInputMode == SendUserInputAsTone)) - sendUserInputMode = SendUserInputAsInlineRFC2833; - if (h323debug) { - cout << "\t-- Inbound RFC2833 on payload " << pt << endl; - } - } - memset(&prefs, 0, sizeof(prefs)); - int peer_capabilities = 0; - for (int i = 0; i < remoteCapabilities.GetSize(); ++i) { - unsigned int subType = remoteCapabilities[i].GetSubType(); - if (h323debug) { - cout << "Peer capability is " << remoteCapabilities[i] << endl; - } - switch(remoteCapabilities[i].GetMainType()) { - case H323Capability::e_Audio: - for (int x = 0; codecs[x].asterisk_codec > 0; ++x) { - if (subType == codecs[x].h245_cap) { - int ast_codec = codecs[x].asterisk_codec; - int ms = 0; - if (!(peer_capabilities & ast_codec)) { - struct ast_format_list format; - ast_codec_pref_append(&prefs, ast_codec); - format = ast_codec_pref_getsize(&prefs, ast_codec); - if ((ast_codec == AST_FORMAT_ALAW) || (ast_codec == AST_FORMAT_ULAW)) { - ms = remoteCapabilities[i].GetTxFramesInPacket(); - if (ms > 60) - ms = format.cur_ms; - } else - ms = remoteCapabilities[i].GetTxFramesInPacket() * format.inc_ms; - ast_codec_pref_setsize(&prefs, ast_codec, ms); - } - if (h323debug) { - cout << "Found peer capability " << remoteCapabilities[i] << ", Asterisk code is " << ast_codec << ", frame size (in ms) is " << ms << endl; - } - peer_capabilities |= ast_codec; - } - } - break; -#if 0 - case H323Capability::e_Video: - for (int x = 0; vcodecs[x].asterisk_codec > 0; ++x) { - if (subType == vcodecs[x].h245_cap) { - H245_CapabilityIdentifier *cap = NULL; - H245_GenericCapability y; - if (vcodecs[x].oid) { - cap = new H245_CapabilityIdentifier(H245_CapabilityIdentifier::e_standard); - PASN_ObjectId &object_id = *cap; - object_id = vcodecs[x].oid; - y.m_capabilityIdentifier = *cap; - } - if ((subType != H245_VideoCapability::e_genericVideoCapability) || - (vcodecs[x].oid && ((const H323GenericVideoCapability &)remoteCapabilities[i]).IsGenericMatch((const H245_GenericCapability)y))) { - if (h323debug) { - cout << "Found peer video capability " << remoteCapabilities[i] << ", Asterisk code is " << vcodecs[x].asterisk_codec << endl; - } - peer_capabilities |= vcodecs[x].asterisk_codec; - } - if (cap) - delete(cap); - } - } - break; -#endif - default: - break; - } - } - if (h323debug) { - char caps_str[1024], caps2_str[1024]; - ast_codec_pref_string(&prefs, caps2_str, sizeof(caps2_str)); - cout << "Peer capabilities = " << ast_getformatname_multiple(caps_str, sizeof(caps_str), peer_capabilities) - << ", ordered list is " << caps2_str << endl; - } -#if 0 - redir_capabilities &= peer_capabilities; -#endif - if (on_setpeercapabilities) - on_setpeercapabilities(GetCallReference(), (const char *)callToken, peer_capabilities, &prefs); - - return TRUE; -} - -H323Channel * MyH323Connection::CreateRealTimeLogicalChannel(const H323Capability & capability, - H323Channel::Directions dir, - unsigned sessionID, - const H245_H2250LogicalChannelParameters * /*param*/, - RTP_QOS * /*param*/ ) -{ - return new MyH323_ExternalRTPChannel(*this, capability, dir, sessionID); -} - -/** This callback function is invoked once upon creation of each - * channel for an H323 session - */ -BOOL MyH323Connection::OnStartLogicalChannel(H323Channel & channel) -{ - /* Increase the count of channels we have open */ - channelsOpen++; - - if (h323debug) { - cout << "\t-- Started logical channel: " - << ((channel.GetDirection() == H323Channel::IsTransmitter) ? "sending " : ((channel.GetDirection() == H323Channel::IsReceiver) ? "receiving " : " ")) - << (const char *)(channel.GetCapability()).GetFormatName() << endl; - cout << "\t\t-- channelsOpen = " << channelsOpen << endl; - } - return connectionState != ShuttingDownConnection; -} - -void MyH323Connection::SetCapabilities(int cap, int dtmf_mode, void *_prefs, int pref_codec) -{ - PINDEX lastcap = -1; /* last common capability index */ - int alreadysent = 0; - int codec; - int x, y; - char caps_str[1024]; - struct ast_codec_pref *prefs = (struct ast_codec_pref *)_prefs; - struct ast_format_list format; - int frames_per_packet; - int max_frames_per_packet; - - localCapabilities.RemoveAll(); - - if (h323debug) { - cout << "Setting capabilities to " << ast_getformatname_multiple(caps_str, sizeof(caps_str), cap) << endl; - ast_codec_pref_string(prefs, caps_str, sizeof(caps_str)); - cout << "Capabilities in preference order is " << caps_str << endl; - } - /* Add audio codecs in preference order first, then - audio codecs without preference as allowed by mask */ - for (y = 0, x = -1; x < 32 + 32; ++x) { - if (x < 0) - codec = pref_codec; - else if (y || (!(codec = ast_codec_pref_index(prefs, x)))) { - if (!y) - y = 1; - else if (y == AST_FORMAT_MAX_AUDIO) - break; - else - y <<= 1; - codec = y; - } - if (!(cap & codec) || (alreadysent & codec) || !(codec & AST_FORMAT_AUDIO_MASK)) - continue; - alreadysent |= codec; - format = ast_codec_pref_getsize(prefs, codec); - frames_per_packet = (format.inc_ms ? format.cur_ms / format.inc_ms : format.cur_ms); - max_frames_per_packet = (format.inc_ms ? format.max_ms / format.inc_ms : 0); - switch(codec) { -#if 0 - case AST_FORMAT_SPEEX: - /* Not real sure if Asterisk acutally supports all - of the various different bit rates so add them - all and figure it out later*/ - - lastcap = localCapabilities.SetCapability(0, 0, new SpeexNarrow2AudioCapability()); - lastcap = localCapabilities.SetCapability(0, 0, new SpeexNarrow3AudioCapability()); - lastcap = localCapabilities.SetCapability(0, 0, new SpeexNarrow4AudioCapability()); - lastcap = localCapabilities.SetCapability(0, 0, new SpeexNarrow5AudioCapability()); - lastcap = localCapabilities.SetCapability(0, 0, new SpeexNarrow6AudioCapability()); - break; -#endif - case AST_FORMAT_G729A: - AST_G729ACapability *g729aCap; - AST_G729Capability *g729Cap; - lastcap = localCapabilities.SetCapability(0, 0, g729aCap = new AST_G729ACapability(frames_per_packet)); - lastcap = localCapabilities.SetCapability(0, 0, g729Cap = new AST_G729Capability(frames_per_packet)); - if (max_frames_per_packet) { - g729aCap->SetTxFramesInPacket(max_frames_per_packet); - g729Cap->SetTxFramesInPacket(max_frames_per_packet); - } - break; - case AST_FORMAT_G723_1: - AST_G7231Capability *g7231Cap; - lastcap = localCapabilities.SetCapability(0, 0, g7231Cap = new AST_G7231Capability(frames_per_packet, TRUE)); - if (max_frames_per_packet) - g7231Cap->SetTxFramesInPacket(max_frames_per_packet); - lastcap = localCapabilities.SetCapability(0, 0, g7231Cap = new AST_G7231Capability(frames_per_packet, FALSE)); - if (max_frames_per_packet) - g7231Cap->SetTxFramesInPacket(max_frames_per_packet); - break; - case AST_FORMAT_GSM: - AST_GSM0610Capability *gsmCap; - lastcap = localCapabilities.SetCapability(0, 0, gsmCap = new AST_GSM0610Capability(frames_per_packet)); - if (max_frames_per_packet) - gsmCap->SetTxFramesInPacket(max_frames_per_packet); - break; - case AST_FORMAT_ULAW: - AST_G711Capability *g711uCap; - lastcap = localCapabilities.SetCapability(0, 0, g711uCap = new AST_G711Capability(format.cur_ms, H323_G711Capability::muLaw)); - if (format.max_ms) - g711uCap->SetTxFramesInPacket(format.max_ms); - break; - case AST_FORMAT_ALAW: - AST_G711Capability *g711aCap; - lastcap = localCapabilities.SetCapability(0, 0, g711aCap = new AST_G711Capability(format.cur_ms, H323_G711Capability::ALaw)); - if (format.max_ms) - g711aCap->SetTxFramesInPacket(format.max_ms); - break; - default: - alreadysent &= ~codec; - break; - } - } - - lastcap++; - lastcap = localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::HookFlashH245)); - - lastcap++; - dtmfMode = dtmf_mode; - if (dtmf_mode == H323_DTMF_INBAND) { - localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::BasicString)); - sendUserInputMode = SendUserInputAsString; - } else { - lastcap = localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::SignalToneRFC2833)); - /* Cisco sends DTMF only through h245-alphanumeric or h245-signal, no support for RFC2833 */ - lastcap = localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::SignalToneH245)); - sendUserInputMode = SendUserInputAsTone; /* RFC2833 transmission handled at Asterisk level */ - } - - if (h323debug) { - cout << "Allowed Codecs:\n\t" << setprecision(2) << localCapabilities << endl; - } -} - -BOOL MyH323Connection::StartControlChannel(const H225_TransportAddress & h245Address) -{ - // Check that it is an IP address, all we support at the moment - if (h245Address.GetTag() != H225_TransportAddress::e_ipAddress -#if P_HAS_IPV6 - && h245Address.GetTag() != H225_TransportAddress::e_ip6Address -#endif - ) { - PTRACE(1, "H225\tConnect of H245 failed: Unsupported transport"); - return FALSE; - } - - // Already have the H245 channel up. - if (controlChannel != NULL) - return TRUE; - - PIPSocket::Address addr; - WORD port; - GetSignallingChannel()->GetLocalAddress().GetIpAndPort(addr, port); - if (addr) { - if (h323debug) - cout << "Using " << addr << " for outbound H.245 transport" << endl; - controlChannel = new MyH323TransportTCP(endpoint, addr); - } else - controlChannel = new H323TransportTCP(endpoint); - if (!controlChannel->SetRemoteAddress(h245Address)) { - PTRACE(1, "H225\tCould not extract H245 address"); - delete controlChannel; - controlChannel = NULL; - return FALSE; - } - if (!controlChannel->Connect()) { - PTRACE(1, "H225\tConnect of H245 failed: " << controlChannel->GetErrorText()); - delete controlChannel; - controlChannel = NULL; - return FALSE; - } - - controlChannel->StartControlChannel(*this); - return TRUE; -} - -/* MyH323_ExternalRTPChannel */ -MyH323_ExternalRTPChannel::MyH323_ExternalRTPChannel(MyH323Connection & connection, - const H323Capability & capability, - Directions direction, - unsigned id) - : H323_ExternalRTPChannel::H323_ExternalRTPChannel(connection, capability, direction, id) -{ - struct rtp_info *info; - - /* Determine the Local (A side) IP Address and port */ - info = on_external_rtp_create(connection.GetCallReference(), (const char *)connection.GetCallToken()); - if (!info) { - cout << "\tERROR: on_external_rtp_create failure" << endl; - return; - } else { - localIpAddr = info->addr; - localPort = info->port; - /* tell the H.323 stack */ - SetExternalAddress(H323TransportAddress(localIpAddr, localPort), H323TransportAddress(localIpAddr, localPort + 1)); - /* clean up allocated memory */ - free(info); - } - - /* Get the payload code */ - OpalMediaFormat format(capability.GetFormatName(), FALSE); - payloadCode = format.GetPayloadType(); -} - -MyH323_ExternalRTPChannel::~MyH323_ExternalRTPChannel() -{ - if (h323debug) { - cout << "\tExternalRTPChannel Destroyed" << endl; - } -} - -BOOL MyH323_ExternalRTPChannel::Start(void) -{ - /* Call ancestor first */ - if (!H323_ExternalRTPChannel::Start()) { - return FALSE; - } - - if (h323debug) { - cout << "\t\tExternal RTP Session Starting" << endl; - cout << "\t\tRTP channel id " << sessionID << " parameters:" << endl; - } - - /* Collect the remote information */ - H323_ExternalRTPChannel::GetRemoteAddress(remoteIpAddr, remotePort); - - if (h323debug) { - cout << "\t\t-- remoteIpAddress: " << remoteIpAddr << endl; - cout << "\t\t-- remotePort: " << remotePort << endl; - cout << "\t\t-- ExternalIpAddress: " << localIpAddr << endl; - cout << "\t\t-- ExternalPort: " << localPort << endl; - } - /* Notify Asterisk of remote RTP information */ - on_start_rtp_channel(connection.GetCallReference(), (const char *)remoteIpAddr.AsString(), remotePort, - (const char *)connection.GetCallToken(), (int)payloadCode); - return TRUE; -} - -BOOL MyH323_ExternalRTPChannel::OnReceivedAckPDU(const H245_H2250LogicalChannelAckParameters & param) -{ - if (h323debug) { - cout << " MyH323_ExternalRTPChannel::OnReceivedAckPDU" << endl; - } - - if (H323_ExternalRTPChannel::OnReceivedAckPDU(param)) { - GetRemoteAddress(remoteIpAddr, remotePort); - if (h323debug) { - cout << " -- remoteIpAddress: " << remoteIpAddr << endl; - cout << " -- remotePort: " << remotePort << endl; - } - on_start_rtp_channel(connection.GetCallReference(), (const char *)remoteIpAddr.AsString(), - remotePort, (const char *)connection.GetCallToken(), (int)payloadCode); - return TRUE; - } - return FALSE; -} - - -/** IMPLEMENTATION OF C FUNCTIONS */ - -/** - * The extern "C" directive takes care for - * the ANSI-C representation of linkable symbols - */ - -extern "C" { - -int h323_end_point_exist(void) -{ - if (!endPoint) { - return 0; - } - return 1; -} - -void h323_end_point_create(void) -{ - channelsOpen = 0; - logstream = new PAsteriskLog(); - localProcess = new MyProcess(); - localProcess->Main(); -} - -void h323_gk_urq(void) -{ - if (!h323_end_point_exist()) { - cout << " ERROR: [h323_gk_urq] No Endpoint, this is bad" << endl; - return; - } - endPoint->RemoveGatekeeper(); -} - -void h323_debug(int flag, unsigned level) -{ - if (flag) { - PTrace:: SetLevel(level); - } else { - PTrace:: SetLevel(0); - } -} - -/** Installs the callback functions on behalf of the PBX application */ -void h323_callback_register(setup_incoming_cb ifunc, - setup_outbound_cb sfunc, - on_rtp_cb rtpfunc, - start_rtp_cb lfunc, - clear_con_cb clfunc, - chan_ringing_cb rfunc, - con_established_cb efunc, - receive_digit_cb dfunc, - answer_call_cb acfunc, - progress_cb pgfunc, - rfc2833_cb dtmffunc, - hangup_cb hangupfunc, - setcapabilities_cb capabilityfunc, - setpeercapabilities_cb peercapabilityfunc) -{ - on_incoming_call = ifunc; - on_outgoing_call = sfunc; - on_external_rtp_create = rtpfunc; - on_start_rtp_channel = lfunc; - on_connection_cleared = clfunc; - on_chan_ringing = rfunc; - on_connection_established = efunc; - on_receive_digit = dfunc; - on_answer_call = acfunc; - on_progress = pgfunc; - on_set_rfc2833_payload = dtmffunc; - on_hangup = hangupfunc; - on_setcapabilities = capabilityfunc; - on_setpeercapabilities = peercapabilityfunc; -} - -/** - * Add capability to the capability table of the end point. - */ -int h323_set_capabilities(const char *token, int cap, int dtmf_mode, struct ast_codec_pref *prefs, int pref_codec) -{ - MyH323Connection *conn; - - if (!h323_end_point_exist()) { - cout << " ERROR: [h323_set_capablities] No Endpoint, this is bad" << endl; - return 1; - } - if (!token || !*token) { - cout << " ERROR: [h323_set_capabilities] Invalid call token specified." << endl; - return 1; - } - - PString myToken(token); - conn = (MyH323Connection *)endPoint->FindConnectionWithLock(myToken); - if (!conn) { - cout << " ERROR: [h323_set_capabilities] Unable to find connection " << token << endl; - return 1; - } - conn->SetCapabilities((/*conn->bridging ? conn->redir_capabilities :*/ cap), dtmf_mode, prefs, pref_codec); - conn->Unlock(); - - return 0; -} - -/** Start the H.323 listener */ -int h323_start_listener(int listenPort, struct sockaddr_in bindaddr) -{ - - if (!h323_end_point_exist()) { - cout << "ERROR: [h323_start_listener] No Endpoint, this is bad!" << endl; - return 1; - } - - PIPSocket::Address interfaceAddress(bindaddr.sin_addr); - if (!listenPort) { - listenPort = 1720; - } - /** H.323 listener */ - H323ListenerTCP *tcpListener; - tcpListener = new H323ListenerTCP(*endPoint, interfaceAddress, (WORD)listenPort); - if (!endPoint->StartListener(tcpListener)) { - cout << "ERROR: Could not open H.323 listener port on " << ((H323ListenerTCP *) tcpListener)->GetListenerPort() << endl; - delete tcpListener; - return 1; - } - cout << " == H.323 listener started" << endl; - return 0; -}; - -int h323_set_alias(struct oh323_alias *alias) -{ - char *p; - char *num; - PString h323id(alias->name); - PString e164(alias->e164); - char *prefix; - - if (!h323_end_point_exist()) { - cout << "ERROR: [h323_set_alias] No Endpoint, this is bad!" << endl; - return 1; - } - - cout << "== Adding alias \"" << h323id << "\" to endpoint" << endl; - endPoint->AddAliasName(h323id); - endPoint->RemoveAliasName(localProcess->GetUserName()); - - if (!e164.IsEmpty()) { - cout << "== Adding E.164 \"" << e164 << "\" to endpoint" << endl; - endPoint->AddAliasName(e164); - } - if (strlen(alias->prefix)) { - p = prefix = strdup(alias->prefix); - while((num = strsep(&p, ",")) != (char *)NULL) { - cout << "== Adding Prefix \"" << num << "\" to endpoint" << endl; - endPoint->SupportedPrefixes += PString(num); - endPoint->SetGateway(); - } - if (prefix) - free(prefix); - } - return 0; -} - -void h323_set_id(char *id) -{ - PString h323id(id); - - if (h323debug) { - cout << " == Using '" << h323id << "' as our H.323ID for this call" << endl; - } - /* EVIL HACK */ - endPoint->SetLocalUserName(h323id); -} - -void h323_show_tokens(void) -{ - cout << "Current call tokens: " << setprecision(2) << endPoint->GetAllConnections() << endl; -} - -/** Establish Gatekeeper communiations, if so configured, - * register aliases for the H.323 endpoint to respond to. - */ -int h323_set_gk(int gatekeeper_discover, char *gatekeeper, char *secret) -{ - PString gkName = PString(gatekeeper); - PString pass = PString(secret); - H323TransportUDP *rasChannel; - - if (!h323_end_point_exist()) { - cout << "ERROR: [h323_set_gk] No Endpoint, this is bad!" << endl; - return 1; - } - - if (!gatekeeper) { - cout << "Error: Gatekeeper cannot be NULL" << endl; - return 1; - } - if (strlen(secret)) { - endPoint->SetGatekeeperPassword(pass); - } - if (gatekeeper_discover) { - /* discover the gk using multicast */ - if (endPoint->DiscoverGatekeeper(new MyH323TransportUDP(*endPoint))) { - cout << "== Using " << (endPoint->GetGatekeeper())->GetName() << " as our Gatekeeper." << endl; - } else { - cout << "Warning: Could not find a gatekeeper." << endl; - return 1; - } - } else { - rasChannel = new MyH323TransportUDP(*endPoint); - - if (!rasChannel) { - cout << "Error: No RAS Channel, this is bad" << endl; - return 1; - } - if (endPoint->SetGatekeeper(gkName, rasChannel)) { - cout << "== Using " << (endPoint->GetGatekeeper())->GetName() << " as our Gatekeeper." << endl; - } else { - cout << "Error registering with gatekeeper \"" << gkName << "\". " << endl; - /* XXX Maybe we should fire a new thread to attempt to re-register later and not kill asterisk here? */ - return 1; - } - } - return 0; -} - -/** Send a DTMF tone over the H323Connection with the - * specified token. - */ -void h323_send_tone(const char *call_token, char tone) -{ - if (!h323_end_point_exist()) { - cout << "ERROR: [h323_send_tone] No Endpoint, this is bad!" << endl; - return; - } - PString token = PString(call_token); - endPoint->SendUserTone(token, tone); -} - -/** Make a call to the remote endpoint. - */ -int h323_make_call(char *dest, call_details_t *cd, call_options_t *call_options) -{ - int res; - PString token; - PString host(dest); - - if (!h323_end_point_exist()) { - return 1; - } - - res = endPoint->MyMakeCall(host, token, &cd->call_reference, call_options); - memcpy((char *)(cd->call_token), (const unsigned char *)token, token.GetLength()); - return res; -}; - -int h323_clear_call(const char *call_token, int cause) -{ - H225_ReleaseCompleteReason dummy; - H323Connection::CallEndReason r = H323Connection::EndedByLocalUser; - MyH323Connection *connection; - const PString currentToken(call_token); - - if (!h323_end_point_exist()) { - return 1; - } - - if (cause) { - r = H323TranslateToCallEndReason((Q931::CauseValues)(cause), dummy); - } - - connection = (MyH323Connection *)endPoint->FindConnectionWithLock(currentToken); - if (connection) { - connection->SetCause(cause); - connection->SetCallEndReason(r); - connection->Unlock(); - } - endPoint->ClearCall(currentToken, r); - return 0; -}; - -/* Send Alerting PDU to H.323 caller */ -int h323_send_alerting(const char *token) -{ - const PString currentToken(token); - H323Connection * connection; - - if (h323debug) { - cout << "\tSending alerting" << endl; - } - connection = endPoint->FindConnectionWithLock(currentToken); - if (!connection) { - cout << "No connection found for " << token << endl; - return -1; - } - connection->AnsweringCall(H323Connection::AnswerCallPending); - connection->Unlock(); - return 0; -} - -/* Send Progress PDU to H.323 caller */ -int h323_send_progress(const char *token) -{ - const PString currentToken(token); - H323Connection * connection; - - connection = endPoint->FindConnectionWithLock(currentToken); - if (!connection) { - cout << "No connection found for " << token << endl; - return -1; - } - connection->AnsweringCall(H323Connection::AnswerCallDeferredWithMedia); - connection->Unlock(); - return 0; -} - -/** This function tells the h.323 stack to either - answer or deny an incoming call */ -int h323_answering_call(const char *token, int busy) -{ - const PString currentToken(token); - H323Connection * connection; - - connection = endPoint->FindConnectionWithLock(currentToken); - - if (!connection) { - cout << "No connection found for " << token << endl; - return -1; - } - if (!busy) { - if (h323debug) { - cout << "\tAnswering call " << token << endl; - } - connection->AnsweringCall(H323Connection::AnswerCallNow); - } else { - if (h323debug) { - cout << "\tdenying call " << token << endl; - } - connection->AnsweringCall(H323Connection::AnswerCallDenied); - } - connection->Unlock(); - return 0; -} - -int h323_soft_hangup(const char *data) -{ - PString token(data); - BOOL result; - cout << "Soft hangup" << endl; - result = endPoint->ClearCall(token); - return result; -} - -/* alas, this doesn't work :( */ -void h323_native_bridge(const char *token, const char *them, char *capability) -{ - H323Channel *channel; - MyH323Connection *connection = (MyH323Connection *)endPoint->FindConnectionWithLock(token); - - if (!connection) { - cout << "ERROR: No connection found, this is bad" << endl; - return; - } - - cout << "Native Bridge: them [" << them << "]" << endl; - - channel = connection->FindChannel(connection->sessionId, TRUE); - connection->bridging = TRUE; - connection->CloseLogicalChannelNumber(channel->GetNumber()); - - connection->Unlock(); - return; - -} - -#undef cout -#undef endl -void h323_end_process(void) -{ - if (endPoint) { - endPoint->ClearAllCalls(); - endPoint->RemoveListener(NULL); - delete endPoint; - endPoint = NULL; - } - if (localProcess) { - delete localProcess; - localProcess = NULL; - close(_timerChangePipe[0]); - close(_timerChangePipe[1]); - } - if (logstream) { - PTrace::SetLevel(0); - PTrace::SetStream(&cout); - delete logstream; - logstream = NULL; - } -} - -} /* extern "C" */ - diff --git a/channels/h323/ast_h323.cxx b/channels/h323/ast_h323.cxx new file mode 100644 index 000000000..07352a66c --- /dev/null +++ b/channels/h323/ast_h323.cxx @@ -0,0 +1,2280 @@ +#ifndef _GNU_SOURCE +#define _GNU_SOURCE +#endif +/* + * ast_h323.cpp + * + * OpenH323 Channel Driver for ASTERISK PBX. + * By Jeremy McNamara + * For The NuFone Network + * + * chan_h323 has been derived from code created by + * Michael Manousos and Mark Spencer + * + * This file is part of the chan_h323 driver for Asterisk + * + * chan_h323 is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * chan_h323 is distributed WITHOUT ANY WARRANTY; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + * PURPOSE. See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + * Version Info: $Id$ + */ +#include + +#include +#include +#include + +#include +#include +#include +#include +#include + +#ifdef __cplusplus +extern "C" { +#endif +#include "asterisk/logger.h" +#include "asterisk/channel.h" +#include "asterisk/astobj.h" +#ifdef __cplusplus +} +#endif + +#include "chan_h323.h" +#include "ast_h323.h" +#include "cisco-h225.h" + +/* PWlib Required Components */ +#define MAJOR_VERSION 1 +#define MINOR_VERSION 0 +#define BUILD_TYPE ReleaseCode +#define BUILD_NUMBER 0 + +/** Counter for the number of connections */ +static int channelsOpen; + +/** + * We assume that only one endPoint should exist. + * The application cannot run the h323_end_point_create() more than once + * FIXME: Singleton this, for safety + */ +static MyH323EndPoint *endPoint = NULL; + +/** PWLib entry point */ +static MyProcess *localProcess = NULL; + +static int _timerChangePipe[2]; + +static unsigned traceOptions = PTrace::Timestamp | PTrace::Thread | PTrace::FileAndLine; + +class PAsteriskLog : public PObject, public iostream { + PCLASSINFO(PAsteriskLog, PObject); + + public: + PAsteriskLog() : iostream(cout.rdbuf()) { init(&buffer); } + ~PAsteriskLog() { flush(); } + + private: + PAsteriskLog(const PAsteriskLog &) : iostream(cout.rdbuf()) { } + PAsteriskLog & operator=(const PAsteriskLog &) { return *this; } + + class Buffer : public streambuf { + public: + virtual int overflow(int=EOF); + virtual int underflow(); + virtual int sync(); + PString string; + } buffer; + friend class Buffer; +}; + +static PAsteriskLog *logstream = NULL; + +int PAsteriskLog::Buffer::overflow(int c) +{ + if (pptr() >= epptr()) { + int ppos = pptr() - pbase(); + char *newptr = string.GetPointer(string.GetSize() + 2000); + setp(newptr, newptr + string.GetSize() - 1); + pbump(ppos); + } + if (c != EOF) { + *pptr() = (char)c; + pbump(1); + } + return 0; +} + +int PAsteriskLog::Buffer::underflow() +{ + return EOF; +} + +int PAsteriskLog::Buffer::sync() +{ + char *str = strdup(string); + char *s, *s1; + char c; + + /* Pass each line with different ast_verbose() call */ + for (s = str; s && *s; s = s1) { + s1 = strchr(s, '\n'); + if (!s1) + s1 = s + strlen(s); + else + s1++; + c = *s1; + *s1 = '\0'; + ast_verbose("%s", s); + *s1 = c; + } + free(str); + + string = PString(); + char *base = string.GetPointer(2000); + setp(base, base + string.GetSize() - 1); + return 0; +} + +static ostream &my_endl(ostream &os) +{ + if (logstream) { + PTrace::SetOptions(traceOptions); + return PTrace::End(os); + } + return endl(os); +} + +#define cout \ + (logstream ? (PTrace::ClearOptions((unsigned)-1), PTrace::Begin(0, __FILE__, __LINE__)) : std::cout) +#define endl my_endl + +/* Special class designed to call cleanup code on module destruction */ +class MyH323_Shutdown { + public: + MyH323_Shutdown() { }; + ~MyH323_Shutdown() + { + h323_end_process(); + }; +}; + +MyProcess::MyProcess(): PProcess("The NuFone Network's", + "H.323 Channel Driver for Asterisk", + MAJOR_VERSION, MINOR_VERSION, BUILD_TYPE, BUILD_NUMBER) +{ + /* Call shutdown when module being unload or asterisk has been stopped */ + static MyH323_Shutdown x; + + /* Fix missed one in PWLib */ + PX_firstTimeStart = FALSE; + Resume(); +} + +MyProcess::~MyProcess() +{ + _timerChangePipe[0] = timerChangePipe[0]; + _timerChangePipe[1] = timerChangePipe[1]; +} + +void MyProcess::Main() +{ + PTrace::Initialise(PTrace::GetLevel(), NULL, traceOptions); + PTrace::SetStream(logstream); + + cout << " == Creating H.323 Endpoint" << endl; + if (endPoint) { + cout << " == ENDPOINT ALREADY CREATED" << endl; + return; + } + endPoint = new MyH323EndPoint(); + /* Due to a bug in the H.323 recomendation/stack we should request a sane + amount of bandwidth from the GK - this function is ignored if not using a GK + We are requesting 128 (64k in each direction), which is the worst case codec. */ + endPoint->SetInitialBandwidth(1280); +} + +void PAssertFunc(const char *msg) +{ + ast_log(LOG_ERROR, "%s\n", msg); + /* XXX: Probably we need to crash here */ +} + +#define DEFINE_G711_CAPABILITY(cls, code, capName) \ +class cls : public AST_G711Capability { \ + public: \ + cls() : AST_G711Capability(240, code) { } \ +}; \ +H323_REGISTER_CAPABILITY(cls, capName) \ + +DEFINE_G711_CAPABILITY(AST_G711ALaw64Capability, H323_G711Capability::ALaw, OPAL_G711_ALAW_64K); +DEFINE_G711_CAPABILITY(AST_G711uLaw64Capability, H323_G711Capability::muLaw, OPAL_G711_ULAW_64K); +H323_REGISTER_CAPABILITY(AST_G7231Capability, OPAL_G7231); +H323_REGISTER_CAPABILITY(AST_G729Capability, OPAL_G729); +H323_REGISTER_CAPABILITY(AST_G729ACapability, OPAL_G729A); +H323_REGISTER_CAPABILITY(AST_GSM0610Capability, OPAL_GSM0610); + +/* + * Capability: G.711 + */ +AST_G711Capability::AST_G711Capability(int rx_frames, H323_G711Capability::Mode m, H323_G711Capability::Speed s) + : H323AudioCapability(rx_frames, 30) // 240ms max, 30ms desired +{ + mode = m; + speed = s; +} + + +PObject * AST_G711Capability::Clone() const +{ + return new AST_G711Capability(*this); +} + + +unsigned AST_G711Capability::GetSubType() const +{ + static const unsigned G711SubType[2][2] = { + { H245_AudioCapability::e_g711Alaw64k, H245_AudioCapability::e_g711Alaw56k }, + { H245_AudioCapability::e_g711Ulaw64k, H245_AudioCapability::e_g711Ulaw56k } + }; + return G711SubType[mode][speed]; +} + + +PString AST_G711Capability::GetFormatName() const +{ + static const char * const G711Name[2][2] = { + { OPAL_G711_ALAW_64K, OPAL_G711_ALAW_56K }, + { OPAL_G711_ULAW_64K, OPAL_G711_ULAW_56K }, + }; + return G711Name[mode][speed]; +} + + +H323Codec * AST_G711Capability::CreateCodec(H323Codec::Direction direction) const +{ + return NULL; +} + + +/* + * Capability: G.723.1 + */ +AST_G7231Capability::AST_G7231Capability(int rx_frames, BOOL annexA_) + : H323AudioCapability(rx_frames, 4) +{ + annexA = annexA_; +} + +PObject::Comparison AST_G7231Capability::Compare(const PObject & obj) const +{ + Comparison result = H323AudioCapability::Compare(obj); + if (result != EqualTo) { + return result; + } + PINDEX otherAnnexA = ((const AST_G7231Capability &)obj).annexA; + if (annexA < otherAnnexA) { + return LessThan; + } + if (annexA > otherAnnexA) { + return GreaterThan; + } + return EqualTo; +} + +PObject * AST_G7231Capability::Clone() const +{ + return new AST_G7231Capability(*this); +} + +PString AST_G7231Capability::GetFormatName() const +{ + return (annexA ? OPAL_G7231 "A" : OPAL_G7231); +} + +unsigned AST_G7231Capability::GetSubType() const +{ + return H245_AudioCapability::e_g7231; +} + +BOOL AST_G7231Capability::OnSendingPDU(H245_AudioCapability & cap, + unsigned packetSize) const +{ + cap.SetTag(H245_AudioCapability::e_g7231); + H245_AudioCapability_g7231 & g7231 = cap; + g7231.m_maxAl_sduAudioFrames = packetSize; + g7231.m_silenceSuppression = annexA; + return TRUE; +} + +BOOL AST_G7231Capability::OnReceivedPDU(const H245_AudioCapability & cap, + unsigned & packetSize) +{ + if (cap.GetTag() != H245_AudioCapability::e_g7231) { + return FALSE; + } + const H245_AudioCapability_g7231 & g7231 = cap; + packetSize = g7231.m_maxAl_sduAudioFrames; + annexA = g7231.m_silenceSuppression; + return TRUE; +} + +H323Codec * AST_G7231Capability::CreateCodec(H323Codec::Direction direction) const +{ + return NULL; +} + +/* + * Capability: G.729 + */ +AST_G729Capability::AST_G729Capability(int rx_frames) + : H323AudioCapability(rx_frames, 2) +{ +} + +PObject * AST_G729Capability::Clone() const +{ + return new AST_G729Capability(*this); +} + +unsigned AST_G729Capability::GetSubType() const +{ + return H245_AudioCapability::e_g729; +} + +PString AST_G729Capability::GetFormatName() const +{ + return OPAL_G729; +} + +H323Codec * AST_G729Capability::CreateCodec(H323Codec::Direction direction) const +{ + return NULL; +} + +/* + * Capability: G.729A + */ +AST_G729ACapability::AST_G729ACapability(int rx_frames) + : H323AudioCapability(rx_frames, 6) +{ +} + +PObject * AST_G729ACapability::Clone() const +{ + return new AST_G729ACapability(*this); +} + +unsigned AST_G729ACapability::GetSubType() const +{ + return H245_AudioCapability::e_g729AnnexA; +} + +PString AST_G729ACapability::GetFormatName() const +{ + return OPAL_G729A; +} + +H323Codec * AST_G729ACapability::CreateCodec(H323Codec::Direction direction) const +{ + return NULL; +} + +/* + * Capability: GSM full rate + */ +AST_GSM0610Capability::AST_GSM0610Capability(int rx_frames, int comfortNoise_, int scrambled_) + : H323AudioCapability(rx_frames, 2) +{ + comfortNoise = comfortNoise_; + scrambled = scrambled_; +} + +PObject * AST_GSM0610Capability::Clone() const +{ + return new AST_GSM0610Capability(*this); +} + +unsigned AST_GSM0610Capability::GetSubType() const +{ + return H245_AudioCapability::e_gsmFullRate; +} + +BOOL AST_GSM0610Capability::OnSendingPDU(H245_AudioCapability & cap, + unsigned packetSize) const +{ + cap.SetTag(H245_AudioCapability::e_gsmFullRate); + H245_GSMAudioCapability & gsm = cap; + gsm.m_audioUnitSize = packetSize * 33; + gsm.m_comfortNoise = comfortNoise; + gsm.m_scrambled = scrambled; + return TRUE; +} + +BOOL AST_GSM0610Capability::OnReceivedPDU(const H245_AudioCapability & cap, + unsigned & packetSize) +{ + if (cap.GetTag() != H245_AudioCapability::e_gsmFullRate) + return FALSE; + const H245_GSMAudioCapability & gsm = cap; + packetSize = (gsm.m_audioUnitSize + 32) / 33; + comfortNoise = gsm.m_comfortNoise; + scrambled = gsm.m_scrambled; + + return TRUE; +} + +PString AST_GSM0610Capability::GetFormatName() const +{ + return OPAL_GSM0610; +} + +H323Codec * AST_GSM0610Capability::CreateCodec(H323Codec::Direction direction) const +{ + return NULL; +} + + +/** MyH323EndPoint + */ +MyH323EndPoint::MyH323EndPoint() + : H323EndPoint() +{ + // Capabilities will be negotiated on per-connection basis + capabilities.RemoveAll(); +} + +/** The fullAddress parameter is used directly in the MakeCall method so + * the General form for the fullAddress argument is : + * [alias@][transport$]host[:port] + * default values: alias = the same value as host. + * transport = ip. + * port = 1720. + */ +int MyH323EndPoint::MyMakeCall(const PString & dest, PString & token, void *_callReference, void *_opts) +{ + PString fullAddress; + MyH323Connection * connection; + H323Transport *transport = NULL; + unsigned int *callReference = (unsigned int *)_callReference; + call_options_t *opts = (call_options_t *)_opts; + + /* Determine whether we are using a gatekeeper or not. */ + if (GetGatekeeper()) { + fullAddress = dest; + if (h323debug) { + cout << " -- Making call to " << fullAddress << " using gatekeeper." << endl; + } + } else { + fullAddress = dest; + if (h323debug) { + cout << " -- Making call to " << fullAddress << " without gatekeeper." << endl; + } + /* Use bindaddr for outgoing calls too if we don't use gatekeeper */ + if (listeners.GetSize() > 0) { + H323TransportAddress taddr = listeners[0].GetTransportAddress(); + PIPSocket::Address addr; + WORD port; + if (taddr.GetIpAndPort(addr, port)) { + /* Create own transport for specific addresses only */ + if (addr) { + if (h323debug) + cout << "Using " << addr << " for outbound call" << endl; + transport = new MyH323TransportTCP(*this, addr); + if (!transport) + cout << "Unable to create transport for outgoing call" << endl; + } + } else + cout << "Unable to get address and port" << endl; + } + } + if (!(connection = (MyH323Connection *)H323EndPoint::MakeCallLocked(fullAddress, token, opts, transport))) { + if (h323debug) { + cout << "Error making call to \"" << fullAddress << '"' << endl; + } + return 1; + } + *callReference = connection->GetCallReference(); + + if (h323debug) { + cout << "\t-- " << GetLocalUserName() << " is calling host " << fullAddress << endl; + cout << "\t-- Call token is " << (const char *)token << endl; + cout << "\t-- Call reference is " << *callReference << endl; + cout << "\t-- DTMF Payload is " << connection->dtmfCodec << endl; + } + connection->Unlock(); + return 0; +} + +void MyH323EndPoint::SetEndpointTypeInfo( H225_EndpointType & info ) const +{ + H323EndPoint::SetEndpointTypeInfo(info); + + if (terminalType == e_GatewayOnly){ + info.RemoveOptionalField(H225_EndpointType::e_terminal); + info.IncludeOptionalField(H225_EndpointType::e_gateway); + } + + info.m_gateway.IncludeOptionalField(H225_GatewayInfo::e_protocol); + info.m_gateway.m_protocol.SetSize(1); + H225_SupportedProtocols &protocol=info.m_gateway.m_protocol[0]; + protocol.SetTag(H225_SupportedProtocols::e_voice); + PINDEX as=SupportedPrefixes.GetSize(); + ((H225_VoiceCaps &)protocol).m_supportedPrefixes.SetSize(as); + for (PINDEX p=0; pSendUserInputTone(tone, 500); + connection->Unlock(); + } +} + +void MyH323EndPoint::OnClosedLogicalChannel(H323Connection & connection, const H323Channel & channel) +{ + channelsOpen--; + if (h323debug) { + cout << "\t\tchannelsOpen = " << channelsOpen << endl; + } + H323EndPoint::OnClosedLogicalChannel(connection, channel); +} + +BOOL MyH323EndPoint::OnConnectionForwarded(H323Connection & connection, + const PString & forwardParty, + const H323SignalPDU & pdu) +{ + if (h323debug) { + cout << "\t-- Call Forwarded to " << forwardParty << endl; + } + return FALSE; +} + +BOOL MyH323EndPoint::ForwardConnection(H323Connection & connection, + const PString & forwardParty, + const H323SignalPDU & pdu) +{ + if (h323debug) { + cout << "\t-- Forwarding call to " << forwardParty << endl; + } + return H323EndPoint::ForwardConnection(connection, forwardParty, pdu); +} + +void MyH323EndPoint::OnConnectionEstablished(H323Connection & connection, const PString & estCallToken) +{ + if (h323debug) { + cout << "\t=-= In OnConnectionEstablished for call " << connection.GetCallReference() << endl; + cout << "\t\t-- Connection Established with \"" << connection.GetRemotePartyName() << "\"" << endl; + } + on_connection_established(connection.GetCallReference(), (const char *)connection.GetCallToken()); +} + +/** OnConnectionCleared callback function is called upon the dropping of an established + * H323 connection. + */ +void MyH323EndPoint::OnConnectionCleared(H323Connection & connection, const PString & clearedCallToken) +{ + PString remoteName = connection.GetRemotePartyName(); + + switch (connection.GetCallEndReason()) { + case H323Connection::EndedByCallForwarded: + if (h323debug) { + cout << "-- " << remoteName << " has forwarded the call" << endl; + } + break; + case H323Connection::EndedByRemoteUser: + if (h323debug) { + cout << "-- " << remoteName << " has cleared the call" << endl; + } + break; + case H323Connection::EndedByCallerAbort: + if (h323debug) { + cout << "-- " << remoteName << " has stopped calling" << endl; + } + break; + case H323Connection::EndedByRefusal: + if (h323debug) { + cout << "-- " << remoteName << " did not accept your call" << endl; + } + break; + case H323Connection::EndedByRemoteBusy: + if (h323debug) { + cout << "-- " << remoteName << " was busy" << endl; + } + break; + case H323Connection::EndedByRemoteCongestion: + if (h323debug) { + cout << "-- Congested link to " << remoteName << endl; + } + break; + case H323Connection::EndedByNoAnswer: + if (h323debug) { + cout << "-- " << remoteName << " did not answer your call" << endl; + } + break; + case H323Connection::EndedByTransportFail: + if (h323debug) { + cout << "-- Call with " << remoteName << " ended abnormally" << endl; + } + break; + case H323Connection::EndedByCapabilityExchange: + if (h323debug) { + cout << "-- Could not find common codec with " << remoteName << endl; + } + break; + case H323Connection::EndedByNoAccept: + if (h323debug) { + cout << "-- Did not accept incoming call from " << remoteName << endl; + } + break; + case H323Connection::EndedByAnswerDenied: + if (h323debug) { + cout << "-- Refused incoming call from " << remoteName << endl; + } + break; + case H323Connection::EndedByNoUser: + if (h323debug) { + cout << "-- Remote endpoint could not find user: " << remoteName << endl; + } + break; + case H323Connection::EndedByNoBandwidth: + if (h323debug) { + cout << "-- Call to " << remoteName << " aborted, insufficient bandwidth." << endl; + } + break; + case H323Connection::EndedByUnreachable: + if (h323debug) { + cout << "-- " << remoteName << " could not be reached." << endl; + } + break; + case H323Connection::EndedByHostOffline: + if (h323debug) { + cout << "-- " << remoteName << " is not online." << endl; + } + break; + case H323Connection::EndedByNoEndPoint: + if (h323debug) { + cout << "-- No phone running for " << remoteName << endl; + } + break; + case H323Connection::EndedByConnectFail: + if (h323debug) { + cout << "-- Transport error calling " << remoteName << endl; + } + break; + default: + if (h323debug) { +#ifdef PTRACING + cout << " -- Call with " << remoteName << " completed (" << connection.GetCallEndReason() << ")" << endl; +#else + cout << " -- Call with " << remoteName << " completed ([" << (int)connection.GetCallEndReason() << "])" << endl; +#endif + } + } + + if (connection.IsEstablished()) { + if (h323debug) { + cout << "\t-- Call duration " << setprecision(0) << setw(5) << (PTime() - connection.GetConnectionStartTime()) << endl; + } + } + /* Invoke the PBX application registered callback */ + on_connection_cleared(connection.GetCallReference(), clearedCallToken); + return; +} + +H323Connection * MyH323EndPoint::CreateConnection(unsigned callReference, void *userData, H323Transport *transport, H323SignalPDU *setupPDU) +{ + unsigned options = 0; + call_options_t *opts = (call_options_t *)userData; + MyH323Connection *conn; + + if (opts && opts->fastStart) { + options |= H323Connection::FastStartOptionEnable; + } else { + options |= H323Connection::FastStartOptionDisable; + } + if (opts && opts->h245Tunneling) { + options |= H323Connection::H245TunnelingOptionEnable; + } else { + options |= H323Connection::H245TunnelingOptionDisable; + } +/* Disable until I can figure out the proper way to deal with this */ +#if 0 + if (opts->silenceSuppression) { + options |= H323Connection::SilenceSuppresionOptionEnable; + } else { + options |= H323Connection::SilenceSUppressionOptionDisable; + } +#endif + conn = new MyH323Connection(*this, callReference, options); + if (conn) { + if (opts) + conn->SetCallOptions(opts, (setupPDU ? TRUE : FALSE)); + } + return conn; +} + +/* MyH323Connection Implementation */ +MyH323Connection::MyH323Connection(MyH323EndPoint & ep, unsigned callReference, + unsigned options) + : H323Connection(ep, callReference, options) +{ + cause = -1; + sessionId = 0; + bridging = FALSE; + progressSetup = progressAlert = 0; + dtmfMode = 0; + dtmfCodec = (RTP_DataFrame::PayloadTypes)0; + redirect_reason = -1; +#ifdef TUNNELLING + tunnelOptions = remoteTunnelOptions = 0; +#endif + if (h323debug) { + cout << " == New H.323 Connection created." << endl; + } + return; +} + +MyH323Connection::~MyH323Connection() +{ + if (h323debug) { + cout << " == H.323 Connection deleted." << endl; + } + return; +} + +BOOL MyH323Connection::OnReceivedProgress(const H323SignalPDU &pdu) +{ + BOOL isInband; + unsigned pi; + + if (!H323Connection::OnReceivedProgress(pdu)) { + return FALSE; + } + + if (!pdu.GetQ931().GetProgressIndicator(pi)) + pi = 0; + if (h323debug) { + cout << "\t- Progress Indicator: " << pi << endl; + } + + switch(pi) { + case Q931::ProgressNotEndToEndISDN: + case Q931::ProgressInbandInformationAvailable: + isInband = TRUE; + break; + default: + isInband = FALSE; + } + on_progress(GetCallReference(), (const char *)GetCallToken(), isInband); + + return connectionState != ShuttingDownConnection; +} + +H323Connection::AnswerCallResponse MyH323Connection::OnAnswerCall(const PString & caller, + const H323SignalPDU & setupPDU, + H323SignalPDU & connectPDU) +{ + unsigned pi; + + if (h323debug) { + cout << "\t=-= In OnAnswerCall for call " << GetCallReference() << endl; + } + + if (connectionState == ShuttingDownConnection) + return H323Connection::AnswerCallDenied; + + if (!setupPDU.GetQ931().GetProgressIndicator(pi)) { + pi = 0; + } + if (h323debug) { + cout << "\t\t- Progress Indicator: " << pi << endl; + } + if (progressAlert) { + pi = progressAlert; + } else if (pi == Q931::ProgressOriginNotISDN) { + pi = Q931::ProgressInbandInformationAvailable; + } + if (pi && alertingPDU) { + alertingPDU->GetQ931().SetProgressIndicator(pi); + } + if (h323debug) { + cout << "\t\t- Inserting PI of " << pi << " into ALERTING message" << endl; + } + +#ifdef TUNNELLING + if (alertingPDU) + EmbedTunneledInfo(*alertingPDU); + EmbedTunneledInfo(connectPDU); +#endif + + if (!on_answer_call(GetCallReference(), (const char *)GetCallToken())) { + return H323Connection::AnswerCallDenied; + } + /* The call will be answered later with "AnsweringCall()" function. + */ + return ((pi || (fastStartState != FastStartDisabled)) ? AnswerCallDeferredWithMedia : AnswerCallDeferred); +} + +BOOL MyH323Connection::OnAlerting(const H323SignalPDU & alertingPDU, const PString & username) +{ + if (h323debug) { + cout << "\t=-= In OnAlerting for call " << GetCallReference() + << ": sessionId=" << sessionId << endl; + cout << "\t-- Ringing phone for \"" << username << "\"" << endl; + } + + if (on_progress) { + BOOL isInband; + unsigned alertingPI; + + if (!alertingPDU.GetQ931().GetProgressIndicator(alertingPI)) { + alertingPI = 0; + } + if (h323debug) { + cout << "\t\t- Progress Indicator: " << alertingPI << endl; + } + + switch(alertingPI) { + case Q931::ProgressNotEndToEndISDN: + case Q931::ProgressInbandInformationAvailable: + isInband = TRUE; + break; + default: + isInband = FALSE; + } + on_progress(GetCallReference(), (const char *)GetCallToken(), isInband); + } + on_chan_ringing(GetCallReference(), (const char *)GetCallToken() ); + return connectionState != ShuttingDownConnection; +} + +void MyH323Connection::SetCallOptions(void *o, BOOL isIncoming) +{ + call_options_t *opts = (call_options_t *)o; + + progressSetup = opts->progress_setup; + progressAlert = opts->progress_alert; + dtmfCodec = (RTP_DataFrame::PayloadTypes)opts->dtmfcodec; + dtmfMode = opts->dtmfmode; + + if (isIncoming) { + fastStartState = (opts->fastStart ? FastStartInitiate : FastStartDisabled); + h245Tunneling = (opts->h245Tunneling ? TRUE : FALSE); + } else { + SetLocalPartyName(PString(opts->cid_num)); + SetDisplayName(PString(opts->cid_name)); + if (opts->redirect_reason >= 0) { + rdnis = PString(opts->cid_rdnis); + redirect_reason = opts->redirect_reason; + } + } + tunnelOptions = opts->tunnelOptions; +} + +void MyH323Connection::SetCallDetails(void *callDetails, const H323SignalPDU &setupPDU, BOOL isIncoming) +{ + PString sourceE164; + PString destE164; + PString sourceAliases; + PString destAliases; + char *s, *s1; + call_details_t *cd = (call_details_t *)callDetails; + + memset(cd, 0, sizeof(*cd)); + cd->call_reference = GetCallReference(); + cd->call_token = strdup((const char *)GetCallToken()); + + sourceE164 = ""; + setupPDU.GetSourceE164(sourceE164); + cd->call_source_e164 = strdup((const char *)sourceE164); + + destE164 = ""; + setupPDU.GetDestinationE164(destE164); + cd->call_dest_e164 = strdup((const char *)destE164); + + /* XXX Is it possible to have this information for outgoing calls too? XXX */ + if (isIncoming) { + PString sourceName; + PIPSocket::Address Ip; + WORD sourcePort; + PString redirect_number; + unsigned redirect_reason; + + sourceName = setupPDU.GetQ931().GetDisplayName(); + cd->call_source_name = strdup((const char *)sourceName); + + GetSignallingChannel()->GetRemoteAddress().GetIpAndPort(Ip, sourcePort); + cd->sourceIp = strdup((const char *)Ip.AsString()); + + if(setupPDU.GetQ931().GetRedirectingNumber(redirect_number, NULL, NULL, NULL, NULL, &redirect_reason, 0, 0, 0)) { + cd->redirect_number = strdup((const char *)redirect_number); + cd->redirect_reason = redirect_reason; + } + else + cd->redirect_reason = -1; + } + + /* Convert complex strings */ + // FIXME: deal more than one source alias + sourceAliases = setupPDU.GetSourceAliases(); + s1 = strdup((const char *)sourceAliases); + if ((s = strchr(s1, ' ')) != NULL) + *s = '\0'; + if ((s = strchr(s1, '\t')) != NULL) + *s = '\0'; + cd->call_source_aliases = s1; + + destAliases = setupPDU.GetDestinationAlias(); + s1 = strdup((const char *)destAliases); + if ((s = strchr(s1, ' ')) != NULL) + *s = '\0'; + if ((s = strchr(s1, '\t')) != NULL) + *s = '\0'; + cd->call_dest_alias = s1; +} + +#ifdef TUNNELLING +static BOOL FetchInformationElements(Q931 &q931, const PBYTEArray &data) +{ + PINDEX offset = 0; + + while (offset < data.GetSize()) { + // Get field discriminator + int discriminator = data[offset++]; + +#if 0 + /* Do not overwrite existing IEs */ + if (q931.HasIE((Q931::InformationElementCodes)discriminator)) { + if ((discriminatir & 0x80) == 0) + offset += data[offset++]; + if (offset > data.GetSize()) + return FALSE; + continue; + } +#endif + + PBYTEArray * item = new PBYTEArray; + + // For discriminator with high bit set there is no data + if ((discriminator & 0x80) == 0) { + int len = data[offset++]; + +#if 0 // That is not H.225 but regular Q.931 (ISDN) IEs + if (discriminator == UserUserIE) { + // Special case of User-user field. See 7.2.2.31/H.225.0v4. + len <<= 8; + len |= data[offset++]; + + // we also have a protocol discriminator, which we ignore + offset++; + + // before decrementing the length, make sure it is not zero + if (len == 0) + return FALSE; + + // adjust for protocol discriminator + len--; + } +#endif + + if (offset + len > data.GetSize()) { + delete item; + return FALSE; + } + + memcpy(item->GetPointer(len), (const BYTE *)data+offset, len); + offset += len; + } + + q931.SetIE((Q931::InformationElementCodes)discriminator, *item); + delete item; + } + return TRUE; +} + +static BOOL FetchCiscoTunneledInfo(Q931 &q931, const H323SignalPDU &pdu) +{ + BOOL res = FALSE; + const H225_H323_UU_PDU &uuPDU = pdu.m_h323_uu_pdu; + + if(uuPDU.HasOptionalField(H225_H323_UU_PDU::e_nonStandardControl)) { + for(int i = 0; i < uuPDU.m_nonStandardControl.GetSize(); ++i) { + const H225_NonStandardParameter &np = uuPDU.m_nonStandardControl[i]; + const H225_NonStandardIdentifier &id = np.m_nonStandardIdentifier; + if (id.GetTag() == H225_NonStandardIdentifier::e_h221NonStandard) { + const H225_H221NonStandard &ni = id; + /* Check for Cisco */ + if ((ni.m_t35CountryCode == 181) && (ni.m_t35Extension == 0) && (ni.m_manufacturerCode == 18)) { + const PBYTEArray &data = np.m_data; + if (h323debug) + cout << setprecision(0) << "Received non-standard Cisco extension data " << np.m_data << endl; + CISCO_H225_H323_UU_NonStdInfo c; + PPER_Stream strm(data); + if (c.Decode(strm)) { + BOOL haveIEs = FALSE; + if (h323debug) + cout << setprecision(0) << "H323_UU_NonStdInfo = " << c << endl; + if (c.HasOptionalField(CISCO_H225_H323_UU_NonStdInfo::e_protoParam)) { + FetchInformationElements(q931, c.m_protoParam.m_qsigNonStdInfo.m_rawMesg); + haveIEs = TRUE; + } + if (c.HasOptionalField(CISCO_H225_H323_UU_NonStdInfo::e_commonParam)) { + FetchInformationElements(q931, c.m_commonParam.m_redirectIEinfo.m_redirectIE); + haveIEs = TRUE; + } + if (haveIEs && h323debug) + cout << setprecision(0) << "Information elements collected:" << q931 << endl; + res = TRUE; + } else { + cout << "ERROR while decoding non-standard Cisco extension" << endl; + return FALSE; + } + } + } + } + } + return res; +} + +static BOOL EmbedCiscoTunneledInfo(H323SignalPDU &pdu) +{ + const static Q931::InformationElementCodes codes[] = + { Q931::RedirectingNumberIE, Q931::FacilityIE }; + + BOOL res = FALSE; + BOOL notRedirOnly = FALSE; + Q931 tmpQ931; + Q931 &q931 = pdu.GetQ931(); + + for(unsigned i = 0; i < (sizeof(codes) / sizeof(codes[0])); ++i) { + if (q931.HasIE(codes[i])) { + tmpQ931.SetIE(codes[i], q931.GetIE(codes[i])); + q931.RemoveIE(codes[i]); + if (codes[i] != Q931::RedirectingNumberIE) + notRedirOnly = TRUE; + res = TRUE; + } + } + /* Have something to embed */ + if (res) { + PBYTEArray msg; + if (!tmpQ931.Encode(msg)) + return FALSE; + PBYTEArray ies(msg.GetPointer() + 5, msg.GetSize() - 5); + + H225_H323_UU_PDU &uuPDU = pdu.m_h323_uu_pdu; + if(!uuPDU.HasOptionalField(H225_H323_UU_PDU::e_nonStandardControl)) { + uuPDU.IncludeOptionalField(H225_H323_UU_PDU::e_nonStandardControl); + uuPDU.m_nonStandardControl.SetSize(0); + } + H225_NonStandardParameter *np = new H225_NonStandardParameter; + uuPDU.m_nonStandardControl.Append(np); + H225_NonStandardIdentifier &nsi = (*np).m_nonStandardIdentifier; + nsi.SetTag(H225_NonStandardIdentifier::e_h221NonStandard); + H225_H221NonStandard &ns = nsi; + ns.m_t35CountryCode = 181; + ns.m_t35Extension = 0; + ns.m_manufacturerCode = 18; + + CISCO_H225_H323_UU_NonStdInfo c; + c.IncludeOptionalField(CISCO_H225_H323_UU_NonStdInfo::e_version); + c.m_version = 0; + + if (notRedirOnly) { + c.IncludeOptionalField(CISCO_H225_H323_UU_NonStdInfo::e_protoParam); + CISCO_H225_QsigNonStdInfo &qsigInfo = c.m_protoParam.m_qsigNonStdInfo; + qsigInfo.m_iei = ies[0]; + qsigInfo.m_rawMesg = ies; + } else { + c.IncludeOptionalField(CISCO_H225_H323_UU_NonStdInfo::e_commonParam); + c.m_commonParam.m_redirectIEinfo.m_redirectIE = ies; + } + PPER_Stream stream; + c.Encode(stream); + stream.CompleteEncoding(); + (*np).m_data = stream; + } + return res; +} + +static const char OID_QSIG[] = "1.3.12.9"; + +static BOOL FetchQSIGTunneledInfo(Q931 &q931, const H323SignalPDU &pdu) +{ + BOOL res = FALSE; + const H225_H323_UU_PDU &uuPDU = pdu.m_h323_uu_pdu; + if (uuPDU.HasOptionalField(H225_H323_UU_PDU::e_tunnelledSignallingMessage)) { + const H225_H323_UU_PDU_tunnelledSignallingMessage &sig = uuPDU.m_tunnelledSignallingMessage; + const H225_TunnelledProtocol_id &proto = sig.m_tunnelledProtocolID.m_id; + if ((proto.GetTag() == H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID) && + (((const PASN_ObjectId &)proto).AsString() == OID_QSIG)) { + const H225_ArrayOf_PASN_OctetString &sigs = sig.m_messageContent; + for(int i = 0; i < sigs.GetSize(); ++i) { + const PASN_OctetString &msg = sigs[i]; + if (h323debug) + cout << setprecision(0) << "Q.931 message data is " << msg << endl; + if(!q931.Decode((const PBYTEArray &)msg)) { + cout << "Error while decoding Q.931 message" << endl; + return FALSE; + } + res = TRUE; + if (h323debug) + cout << setprecision(0) << "Received QSIG message " << q931 << endl; + } + } + } + return res; +} + +static H225_EndpointType *GetEndpointType(H323SignalPDU &pdu) +{ + if (!pdu.GetQ931().HasIE(Q931::UserUserIE)) + return NULL; + + H225_H323_UU_PDU_h323_message_body &body = pdu.m_h323_uu_pdu.m_h323_message_body; + switch (body.GetTag()) { + case H225_H323_UU_PDU_h323_message_body::e_setup: + return &((H225_Setup_UUIE &)body).m_sourceInfo; + case H225_H323_UU_PDU_h323_message_body::e_callProceeding: + return &((H225_CallProceeding_UUIE &)body).m_destinationInfo; + case H225_H323_UU_PDU_h323_message_body::e_connect: + return &((H225_Connect_UUIE &)body).m_destinationInfo; + case H225_H323_UU_PDU_h323_message_body::e_alerting: + return &((H225_Alerting_UUIE &)body).m_destinationInfo; + case H225_H323_UU_PDU_h323_message_body::e_facility: + return &((H225_Facility_UUIE &)body).m_destinationInfo; + case H225_H323_UU_PDU_h323_message_body::e_progress: + return &((H225_Progress_UUIE &)body).m_destinationInfo; + } + return NULL; +} + +static BOOL QSIGTunnelRequested(H323SignalPDU &pdu) +{ + H225_EndpointType *epType = GetEndpointType(pdu); + if (epType) { + if (!(*epType).HasOptionalField(H225_EndpointType::e_supportedTunnelledProtocols)) { + return FALSE; + } + H225_ArrayOf_TunnelledProtocol &protos = (*epType).m_supportedTunnelledProtocols; + for (int i = 0; i < protos.GetSize(); ++i) + { + if ((protos[i].GetTag() == H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID) && + (((const PASN_ObjectId &)protos[i]).AsString() == OID_QSIG)) { + return TRUE; + } + } + } + return FALSE; +} + +static BOOL EmbedQSIGTunneledInfo(H323SignalPDU &pdu) +{ + const static Q931::InformationElementCodes codes[] = + { Q931::RedirectingNumberIE, Q931::FacilityIE }; + + Q931 &q931 = pdu.GetQ931(); + PBYTEArray message; + + q931.Encode(message); + + /* Remove non-standard IEs */ + for(unsigned i = 0; i < (sizeof(codes) / sizeof(codes[0])); ++i) { + if (q931.HasIE(codes[i])) { + q931.RemoveIE(codes[i]); + } + } + + H225_H323_UU_PDU &uuPDU = pdu.m_h323_uu_pdu; + H225_EndpointType *epType = GetEndpointType(pdu); + if (epType) { + if (!(*epType).HasOptionalField(H225_EndpointType::e_supportedTunnelledProtocols)) { + (*epType).IncludeOptionalField(H225_EndpointType::e_supportedTunnelledProtocols); + (*epType).m_supportedTunnelledProtocols.SetSize(0); + } + H225_ArrayOf_TunnelledProtocol &protos = (*epType).m_supportedTunnelledProtocols; + BOOL addQSIG = TRUE; + for (int i = 0; i < protos.GetSize(); ++i) + { + if ((protos[i].GetTag() == H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID) && + (((const PASN_ObjectId &)protos[i]).AsString() == OID_QSIG)) { + addQSIG = FALSE; + break; + } + } + if (addQSIG) { + H225_TunnelledProtocol *proto = new H225_TunnelledProtocol; + (*proto).m_id.SetTag(H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID); + (PASN_ObjectId &)(proto->m_id) = OID_QSIG; + protos.Append(proto); + } + } + if (!uuPDU.HasOptionalField(H225_H323_UU_PDU::e_tunnelledSignallingMessage)) + uuPDU.IncludeOptionalField(H225_H323_UU_PDU::e_tunnelledSignallingMessage); + H225_H323_UU_PDU_tunnelledSignallingMessage &sig = uuPDU.m_tunnelledSignallingMessage; + H225_TunnelledProtocol_id &proto = sig.m_tunnelledProtocolID.m_id; + if ((proto.GetTag() != H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID) || + (((const PASN_ObjectId &)proto).AsString() != OID_QSIG)) { + proto.SetTag(H225_TunnelledProtocol_id::e_tunnelledProtocolObjectID); + (PASN_ObjectId &)proto = OID_QSIG; + sig.m_messageContent.SetSize(0); + } + PASN_OctetString *msg = new PASN_OctetString; + sig.m_messageContent.Append(msg); + *msg = message; + return TRUE; +} + +BOOL MyH323Connection::EmbedTunneledInfo(H323SignalPDU &pdu) +{ + if ((tunnelOptions & H323_TUNNEL_QSIG) || (remoteTunnelOptions & H323_TUNNEL_QSIG)) + EmbedQSIGTunneledInfo(pdu); + if ((tunnelOptions & H323_TUNNEL_CISCO) || (remoteTunnelOptions & H323_TUNNEL_CISCO)) + EmbedCiscoTunneledInfo(pdu); + + return TRUE; +} + +/* Handle tunneled messages */ +BOOL MyH323Connection::HandleSignalPDU(H323SignalPDU &pdu) +{ + if (pdu.GetQ931().HasIE(Q931::UserUserIE)) { + Q931 tunneledInfo; + const Q931 *q931Info; + + q931Info = NULL; + if (FetchCiscoTunneledInfo(tunneledInfo, pdu)) { + q931Info = &tunneledInfo; + remoteTunnelOptions |= H323_TUNNEL_CISCO; + } + if (FetchQSIGTunneledInfo(tunneledInfo, pdu)) { + q931Info = &tunneledInfo; + remoteTunnelOptions |= H323_TUNNEL_QSIG; + } + if (!(remoteTunnelOptions & H323_TUNNEL_QSIG) && QSIGTunnelRequested(pdu)) { + remoteTunnelOptions |= H323_TUNNEL_QSIG; + } + if (q931Info) { + if (q931Info->HasIE(Q931::RedirectingNumberIE)) { + pdu.GetQ931().SetIE(Q931::RedirectingNumberIE, q931Info->GetIE(Q931::RedirectingNumberIE)); + if (h323debug) { + PString number; + unsigned reason; + if(q931Info->GetRedirectingNumber(number, NULL, NULL, NULL, NULL, &reason, 0, 0, 0)) + cout << "Got redirection from " << number << ", reason " << reason << endl; + } + } + } + } + + return H323Connection::HandleSignalPDU(pdu); +} +#endif + +BOOL MyH323Connection::OnReceivedSignalSetup(const H323SignalPDU & setupPDU) +{ + call_details_t cd; + + if (h323debug) { + cout << "\t--Received SETUP message" << endl; + } + + if (connectionState == ShuttingDownConnection) + return FALSE; + + SetCallDetails(&cd, setupPDU, TRUE); + + /* Notify Asterisk of the request */ + call_options_t *res = on_incoming_call(&cd); + + if (!res) { + if (h323debug) { + cout << "\t-- Call Failed" << endl; + } + return FALSE; + } + + SetCallOptions(res, TRUE); + + return H323Connection::OnReceivedSignalSetup(setupPDU); +} + +BOOL MyH323Connection::OnSendSignalSetup(H323SignalPDU & setupPDU) +{ + call_details_t cd; + + if (h323debug) { + cout << "\t-- Sending SETUP message" << endl; + } + + if (connectionState == ShuttingDownConnection) + return FALSE; + + if (progressSetup) + setupPDU.GetQ931().SetProgressIndicator(progressSetup); + + if (redirect_reason >= 0) { + setupPDU.GetQ931().SetRedirectingNumber(rdnis, 0, 0, 0, 0, redirect_reason); + /* OpenH323 incorrectly fills number IE when redirecting reason is specified - fix it */ + PBYTEArray IE(setupPDU.GetQ931().GetIE(Q931::RedirectingNumberIE)); + IE[0] = IE[0] & 0x7f; + IE[1] = IE[1] & 0x7f; + setupPDU.GetQ931().SetIE(Q931::RedirectingNumberIE, IE); + } + + SetCallDetails(&cd, setupPDU, FALSE); + + int res = on_outgoing_call(&cd); + if (!res) { + if (h323debug) { + cout << "\t-- Call Failed" << endl; + } + return FALSE; + } + +#ifdef TUNNELLING + EmbedTunneledInfo(setupPDU); +#endif + + return H323Connection::OnSendSignalSetup(setupPDU); +} + +BOOL MyH323Connection::OnSendReleaseComplete(H323SignalPDU & releaseCompletePDU) +{ + if (h323debug) { + cout << "\t-- Sending RELEASE COMPLETE" << endl; + } + if (cause > 0) + releaseCompletePDU.GetQ931().SetCause((Q931::CauseValues)cause); + +#ifdef TUNNELLING + EmbedTunneledInfo(releaseCompletePDU); +#endif + + return H323Connection::OnSendReleaseComplete(releaseCompletePDU); +} + +BOOL MyH323Connection::OnReceivedFacility(const H323SignalPDU & pdu) +{ + if (h323debug) { + cout << "\t-- Received Facility message... " << endl; + } + return H323Connection::OnReceivedFacility(pdu); +} + +void MyH323Connection::OnReceivedReleaseComplete(const H323SignalPDU & pdu) +{ + if (h323debug) { + cout << "\t-- Received RELEASE COMPLETE message..." << endl; + } + if (on_hangup) + on_hangup(GetCallReference(), (const char *)GetCallToken(), pdu.GetQ931().GetCause()); + return H323Connection::OnReceivedReleaseComplete(pdu); +} + +BOOL MyH323Connection::OnClosingLogicalChannel(H323Channel & channel) +{ + if (h323debug) { + cout << "\t-- Closing logical channel..." << endl; + } + return H323Connection::OnClosingLogicalChannel(channel); +} + +void MyH323Connection::SendUserInputTone(char tone, unsigned duration, unsigned logicalChannel, unsigned rtpTimestamp) +{ + SendUserInputModes mode = GetRealSendUserInputMode(); +// That is recursive call... Why? +// on_receive_digit(GetCallReference(), tone, (const char *)GetCallToken()); + if ((tone != ' ') || (mode == SendUserInputAsTone) || (mode == SendUserInputAsInlineRFC2833)) { + if (h323debug) { + cout << "\t-- Sending user input tone (" << tone << ") to remote" << endl; + } + H323Connection::SendUserInputTone(tone, duration); + } +} + +void MyH323Connection::OnUserInputTone(char tone, unsigned duration, unsigned logicalChannel, unsigned rtpTimestamp) +{ + if (dtmfMode == H323_DTMF_RFC2833) { + if (h323debug) { + cout << "\t-- Received user input tone (" << tone << ") from remote" << endl; + } + on_receive_digit(GetCallReference(), tone, (const char *)GetCallToken(), duration); + } +} + +void MyH323Connection::OnUserInputString(const PString &value) +{ + if (h323debug) { + cout << "\t-- Received user input string (" << value << ") from remote." << endl; + } + on_receive_digit(GetCallReference(), value[0], (const char *)GetCallToken(), 0); +} + +void MyH323Connection::OnSendCapabilitySet(H245_TerminalCapabilitySet & pdu) +{ + PINDEX i; + + H323Connection::OnSendCapabilitySet(pdu); + + H245_ArrayOf_CapabilityTableEntry & tables = pdu.m_capabilityTable; + for(i = 0; i < tables.GetSize(); i++) + { + H245_CapabilityTableEntry & entry = tables[i]; + if (entry.HasOptionalField(H245_CapabilityTableEntry::e_capability)) { + H245_Capability & cap = entry.m_capability; + if (cap.GetTag() == H245_Capability::e_receiveRTPAudioTelephonyEventCapability) { + H245_AudioTelephonyEventCapability & atec = cap; + atec.m_dynamicRTPPayloadType = dtmfCodec; +// on_set_rfc2833_payload(GetCallReference(), (const char *)GetCallToken(), (int)dtmfCodec); + if (h323debug) { + cout << "\t-- Transmitting RFC2833 on payload " << + atec.m_dynamicRTPPayloadType << endl; + } + } + } + } +} + +void MyH323Connection::OnSetLocalCapabilities() +{ + if (on_setcapabilities) + on_setcapabilities(GetCallReference(), (const char *)callToken); +} + +BOOL MyH323Connection::OnReceivedCapabilitySet(const H323Capabilities & remoteCaps, + const H245_MultiplexCapability * muxCap, + H245_TerminalCapabilitySetReject & reject) +{ + struct __codec__ { + unsigned int asterisk_codec; + unsigned int h245_cap; + const char *oid; + }; + static const struct __codec__ codecs[] = { + { AST_FORMAT_G723_1, H245_AudioCapability::e_g7231 }, + { AST_FORMAT_GSM, H245_AudioCapability::e_gsmFullRate }, + { AST_FORMAT_ULAW, H245_AudioCapability::e_g711Ulaw64k }, + { AST_FORMAT_ALAW, H245_AudioCapability::e_g711Alaw64k }, + { AST_FORMAT_G729A, H245_AudioCapability::e_g729AnnexA }, + { AST_FORMAT_G729A, H245_AudioCapability::e_g729 }, +#ifdef AST_FORMAT_MODEM + { AST_FORMAT_MODEM, H245_DataApplicationCapability_application::e_t38fax }, +#endif + { 0 } + }; + +#if 0 + static const struct __codec__ vcodecs[] = { +#ifdef HAVE_H261 + { AST_FORMAT_H261, H245_VideoCapability::e_h261VideoCapability }, +#endif +#ifdef HAVE_H263 + { AST_FORMAT_H263, H245_VideoCapability::e_h263VideoCapability }, +#endif +#ifdef HAVE_H264 + { AST_FORMAT_H264, H245_VideoCapability::e_genericVideoCapability, "0.0.8.241.0.0.1" }, +#endif + { 0 } + }; +#endif + struct ast_codec_pref prefs; + + if (!H323Connection::OnReceivedCapabilitySet(remoteCaps, muxCap, reject)) { + return FALSE; + } + + const H323Capability * cap = remoteCaps.FindCapability(H323_UserInputCapability::SubTypeNames[H323_UserInputCapability::SignalToneRFC2833]); + if (cap != NULL) { + RTP_DataFrame::PayloadTypes pt = ((H323_UserInputCapability*)cap)->GetPayloadType(); + on_set_rfc2833_payload(GetCallReference(), (const char *)GetCallToken(), (int)pt); + if ((dtmfMode == H323_DTMF_RFC2833) && (sendUserInputMode == SendUserInputAsTone)) + sendUserInputMode = SendUserInputAsInlineRFC2833; + if (h323debug) { + cout << "\t-- Inbound RFC2833 on payload " << pt << endl; + } + } + memset(&prefs, 0, sizeof(prefs)); + int peer_capabilities = 0; + for (int i = 0; i < remoteCapabilities.GetSize(); ++i) { + unsigned int subType = remoteCapabilities[i].GetSubType(); + if (h323debug) { + cout << "Peer capability is " << remoteCapabilities[i] << endl; + } + switch(remoteCapabilities[i].GetMainType()) { + case H323Capability::e_Audio: + for (int x = 0; codecs[x].asterisk_codec > 0; ++x) { + if (subType == codecs[x].h245_cap) { + int ast_codec = codecs[x].asterisk_codec; + int ms = 0; + if (!(peer_capabilities & ast_codec)) { + struct ast_format_list format; + ast_codec_pref_append(&prefs, ast_codec); + format = ast_codec_pref_getsize(&prefs, ast_codec); + if ((ast_codec == AST_FORMAT_ALAW) || (ast_codec == AST_FORMAT_ULAW)) { + ms = remoteCapabilities[i].GetTxFramesInPacket(); + if (ms > 60) + ms = format.cur_ms; + } else + ms = remoteCapabilities[i].GetTxFramesInPacket() * format.inc_ms; + ast_codec_pref_setsize(&prefs, ast_codec, ms); + } + if (h323debug) { + cout << "Found peer capability " << remoteCapabilities[i] << ", Asterisk code is " << ast_codec << ", frame size (in ms) is " << ms << endl; + } + peer_capabilities |= ast_codec; + } + } + break; +#if 0 + case H323Capability::e_Video: + for (int x = 0; vcodecs[x].asterisk_codec > 0; ++x) { + if (subType == vcodecs[x].h245_cap) { + H245_CapabilityIdentifier *cap = NULL; + H245_GenericCapability y; + if (vcodecs[x].oid) { + cap = new H245_CapabilityIdentifier(H245_CapabilityIdentifier::e_standard); + PASN_ObjectId &object_id = *cap; + object_id = vcodecs[x].oid; + y.m_capabilityIdentifier = *cap; + } + if ((subType != H245_VideoCapability::e_genericVideoCapability) || + (vcodecs[x].oid && ((const H323GenericVideoCapability &)remoteCapabilities[i]).IsGenericMatch((const H245_GenericCapability)y))) { + if (h323debug) { + cout << "Found peer video capability " << remoteCapabilities[i] << ", Asterisk code is " << vcodecs[x].asterisk_codec << endl; + } + peer_capabilities |= vcodecs[x].asterisk_codec; + } + if (cap) + delete(cap); + } + } + break; +#endif + default: + break; + } + } + if (h323debug) { + char caps_str[1024], caps2_str[1024]; + ast_codec_pref_string(&prefs, caps2_str, sizeof(caps2_str)); + cout << "Peer capabilities = " << ast_getformatname_multiple(caps_str, sizeof(caps_str), peer_capabilities) + << ", ordered list is " << caps2_str << endl; + } +#if 0 + redir_capabilities &= peer_capabilities; +#endif + if (on_setpeercapabilities) + on_setpeercapabilities(GetCallReference(), (const char *)callToken, peer_capabilities, &prefs); + + return TRUE; +} + +H323Channel * MyH323Connection::CreateRealTimeLogicalChannel(const H323Capability & capability, + H323Channel::Directions dir, + unsigned sessionID, + const H245_H2250LogicalChannelParameters * /*param*/, + RTP_QOS * /*param*/ ) +{ + return new MyH323_ExternalRTPChannel(*this, capability, dir, sessionID); +} + +/** This callback function is invoked once upon creation of each + * channel for an H323 session + */ +BOOL MyH323Connection::OnStartLogicalChannel(H323Channel & channel) +{ + /* Increase the count of channels we have open */ + channelsOpen++; + + if (h323debug) { + cout << "\t-- Started logical channel: " + << ((channel.GetDirection() == H323Channel::IsTransmitter) ? "sending " : ((channel.GetDirection() == H323Channel::IsReceiver) ? "receiving " : " ")) + << (const char *)(channel.GetCapability()).GetFormatName() << endl; + cout << "\t\t-- channelsOpen = " << channelsOpen << endl; + } + return connectionState != ShuttingDownConnection; +} + +void MyH323Connection::SetCapabilities(int cap, int dtmf_mode, void *_prefs, int pref_codec) +{ + PINDEX lastcap = -1; /* last common capability index */ + int alreadysent = 0; + int codec; + int x, y; + char caps_str[1024]; + struct ast_codec_pref *prefs = (struct ast_codec_pref *)_prefs; + struct ast_format_list format; + int frames_per_packet; + int max_frames_per_packet; + + localCapabilities.RemoveAll(); + + if (h323debug) { + cout << "Setting capabilities to " << ast_getformatname_multiple(caps_str, sizeof(caps_str), cap) << endl; + ast_codec_pref_string(prefs, caps_str, sizeof(caps_str)); + cout << "Capabilities in preference order is " << caps_str << endl; + } + /* Add audio codecs in preference order first, then + audio codecs without preference as allowed by mask */ + for (y = 0, x = -1; x < 32 + 32; ++x) { + if (x < 0) + codec = pref_codec; + else if (y || (!(codec = ast_codec_pref_index(prefs, x)))) { + if (!y) + y = 1; + else if (y == AST_FORMAT_MAX_AUDIO) + break; + else + y <<= 1; + codec = y; + } + if (!(cap & codec) || (alreadysent & codec) || !(codec & AST_FORMAT_AUDIO_MASK)) + continue; + alreadysent |= codec; + format = ast_codec_pref_getsize(prefs, codec); + frames_per_packet = (format.inc_ms ? format.cur_ms / format.inc_ms : format.cur_ms); + max_frames_per_packet = (format.inc_ms ? format.max_ms / format.inc_ms : 0); + switch(codec) { +#if 0 + case AST_FORMAT_SPEEX: + /* Not real sure if Asterisk acutally supports all + of the various different bit rates so add them + all and figure it out later*/ + + lastcap = localCapabilities.SetCapability(0, 0, new SpeexNarrow2AudioCapability()); + lastcap = localCapabilities.SetCapability(0, 0, new SpeexNarrow3AudioCapability()); + lastcap = localCapabilities.SetCapability(0, 0, new SpeexNarrow4AudioCapability()); + lastcap = localCapabilities.SetCapability(0, 0, new SpeexNarrow5AudioCapability()); + lastcap = localCapabilities.SetCapability(0, 0, new SpeexNarrow6AudioCapability()); + break; +#endif + case AST_FORMAT_G729A: + AST_G729ACapability *g729aCap; + AST_G729Capability *g729Cap; + lastcap = localCapabilities.SetCapability(0, 0, g729aCap = new AST_G729ACapability(frames_per_packet)); + lastcap = localCapabilities.SetCapability(0, 0, g729Cap = new AST_G729Capability(frames_per_packet)); + if (max_frames_per_packet) { + g729aCap->SetTxFramesInPacket(max_frames_per_packet); + g729Cap->SetTxFramesInPacket(max_frames_per_packet); + } + break; + case AST_FORMAT_G723_1: + AST_G7231Capability *g7231Cap; + lastcap = localCapabilities.SetCapability(0, 0, g7231Cap = new AST_G7231Capability(frames_per_packet, TRUE)); + if (max_frames_per_packet) + g7231Cap->SetTxFramesInPacket(max_frames_per_packet); + lastcap = localCapabilities.SetCapability(0, 0, g7231Cap = new AST_G7231Capability(frames_per_packet, FALSE)); + if (max_frames_per_packet) + g7231Cap->SetTxFramesInPacket(max_frames_per_packet); + break; + case AST_FORMAT_GSM: + AST_GSM0610Capability *gsmCap; + lastcap = localCapabilities.SetCapability(0, 0, gsmCap = new AST_GSM0610Capability(frames_per_packet)); + if (max_frames_per_packet) + gsmCap->SetTxFramesInPacket(max_frames_per_packet); + break; + case AST_FORMAT_ULAW: + AST_G711Capability *g711uCap; + lastcap = localCapabilities.SetCapability(0, 0, g711uCap = new AST_G711Capability(format.cur_ms, H323_G711Capability::muLaw)); + if (format.max_ms) + g711uCap->SetTxFramesInPacket(format.max_ms); + break; + case AST_FORMAT_ALAW: + AST_G711Capability *g711aCap; + lastcap = localCapabilities.SetCapability(0, 0, g711aCap = new AST_G711Capability(format.cur_ms, H323_G711Capability::ALaw)); + if (format.max_ms) + g711aCap->SetTxFramesInPacket(format.max_ms); + break; + default: + alreadysent &= ~codec; + break; + } + } + + lastcap++; + lastcap = localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::HookFlashH245)); + + lastcap++; + dtmfMode = dtmf_mode; + if (dtmf_mode == H323_DTMF_INBAND) { + localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::BasicString)); + sendUserInputMode = SendUserInputAsString; + } else { + lastcap = localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::SignalToneRFC2833)); + /* Cisco sends DTMF only through h245-alphanumeric or h245-signal, no support for RFC2833 */ + lastcap = localCapabilities.SetCapability(0, lastcap, new H323_UserInputCapability(H323_UserInputCapability::SignalToneH245)); + sendUserInputMode = SendUserInputAsTone; /* RFC2833 transmission handled at Asterisk level */ + } + + if (h323debug) { + cout << "Allowed Codecs:\n\t" << setprecision(2) << localCapabilities << endl; + } +} + +BOOL MyH323Connection::StartControlChannel(const H225_TransportAddress & h245Address) +{ + // Check that it is an IP address, all we support at the moment + if (h245Address.GetTag() != H225_TransportAddress::e_ipAddress +#if P_HAS_IPV6 + && h245Address.GetTag() != H225_TransportAddress::e_ip6Address +#endif + ) { + PTRACE(1, "H225\tConnect of H245 failed: Unsupported transport"); + return FALSE; + } + + // Already have the H245 channel up. + if (controlChannel != NULL) + return TRUE; + + PIPSocket::Address addr; + WORD port; + GetSignallingChannel()->GetLocalAddress().GetIpAndPort(addr, port); + if (addr) { + if (h323debug) + cout << "Using " << addr << " for outbound H.245 transport" << endl; + controlChannel = new MyH323TransportTCP(endpoint, addr); + } else + controlChannel = new H323TransportTCP(endpoint); + if (!controlChannel->SetRemoteAddress(h245Address)) { + PTRACE(1, "H225\tCould not extract H245 address"); + delete controlChannel; + controlChannel = NULL; + return FALSE; + } + if (!controlChannel->Connect()) { + PTRACE(1, "H225\tConnect of H245 failed: " << controlChannel->GetErrorText()); + delete controlChannel; + controlChannel = NULL; + return FALSE; + } + + controlChannel->StartControlChannel(*this); + return TRUE; +} + +/* MyH323_ExternalRTPChannel */ +MyH323_ExternalRTPChannel::MyH323_ExternalRTPChannel(MyH323Connection & connection, + const H323Capability & capability, + Directions direction, + unsigned id) + : H323_ExternalRTPChannel::H323_ExternalRTPChannel(connection, capability, direction, id) +{ + struct rtp_info *info; + + /* Determine the Local (A side) IP Address and port */ + info = on_external_rtp_create(connection.GetCallReference(), (const char *)connection.GetCallToken()); + if (!info) { + cout << "\tERROR: on_external_rtp_create failure" << endl; + return; + } else { + localIpAddr = info->addr; + localPort = info->port; + /* tell the H.323 stack */ + SetExternalAddress(H323TransportAddress(localIpAddr, localPort), H323TransportAddress(localIpAddr, localPort + 1)); + /* clean up allocated memory */ + free(info); + } + + /* Get the payload code */ + OpalMediaFormat format(capability.GetFormatName(), FALSE); + payloadCode = format.GetPayloadType(); +} + +MyH323_ExternalRTPChannel::~MyH323_ExternalRTPChannel() +{ + if (h323debug) { + cout << "\tExternalRTPChannel Destroyed" << endl; + } +} + +BOOL MyH323_ExternalRTPChannel::Start(void) +{ + /* Call ancestor first */ + if (!H323_ExternalRTPChannel::Start()) { + return FALSE; + } + + if (h323debug) { + cout << "\t\tExternal RTP Session Starting" << endl; + cout << "\t\tRTP channel id " << sessionID << " parameters:" << endl; + } + + /* Collect the remote information */ + H323_ExternalRTPChannel::GetRemoteAddress(remoteIpAddr, remotePort); + + if (h323debug) { + cout << "\t\t-- remoteIpAddress: " << remoteIpAddr << endl; + cout << "\t\t-- remotePort: " << remotePort << endl; + cout << "\t\t-- ExternalIpAddress: " << localIpAddr << endl; + cout << "\t\t-- ExternalPort: " << localPort << endl; + } + /* Notify Asterisk of remote RTP information */ + on_start_rtp_channel(connection.GetCallReference(), (const char *)remoteIpAddr.AsString(), remotePort, + (const char *)connection.GetCallToken(), (int)payloadCode); + return TRUE; +} + +BOOL MyH323_ExternalRTPChannel::OnReceivedAckPDU(const H245_H2250LogicalChannelAckParameters & param) +{ + if (h323debug) { + cout << " MyH323_ExternalRTPChannel::OnReceivedAckPDU" << endl; + } + + if (H323_ExternalRTPChannel::OnReceivedAckPDU(param)) { + GetRemoteAddress(remoteIpAddr, remotePort); + if (h323debug) { + cout << " -- remoteIpAddress: " << remoteIpAddr << endl; + cout << " -- remotePort: " << remotePort << endl; + } + on_start_rtp_channel(connection.GetCallReference(), (const char *)remoteIpAddr.AsString(), + remotePort, (const char *)connection.GetCallToken(), (int)payloadCode); + return TRUE; + } + return FALSE; +} + + +/** IMPLEMENTATION OF C FUNCTIONS */ + +/** + * The extern "C" directive takes care for + * the ANSI-C representation of linkable symbols + */ + +extern "C" { + +int h323_end_point_exist(void) +{ + if (!endPoint) { + return 0; + } + return 1; +} + +void h323_end_point_create(void) +{ + channelsOpen = 0; + logstream = new PAsteriskLog(); + localProcess = new MyProcess(); + localProcess->Main(); +} + +void h323_gk_urq(void) +{ + if (!h323_end_point_exist()) { + cout << " ERROR: [h323_gk_urq] No Endpoint, this is bad" << endl; + return; + } + endPoint->RemoveGatekeeper(); +} + +void h323_debug(int flag, unsigned level) +{ + if (flag) { + PTrace:: SetLevel(level); + } else { + PTrace:: SetLevel(0); + } +} + +/** Installs the callback functions on behalf of the PBX application */ +void h323_callback_register(setup_incoming_cb ifunc, + setup_outbound_cb sfunc, + on_rtp_cb rtpfunc, + start_rtp_cb lfunc, + clear_con_cb clfunc, + chan_ringing_cb rfunc, + con_established_cb efunc, + receive_digit_cb dfunc, + answer_call_cb acfunc, + progress_cb pgfunc, + rfc2833_cb dtmffunc, + hangup_cb hangupfunc, + setcapabilities_cb capabilityfunc, + setpeercapabilities_cb peercapabilityfunc) +{ + on_incoming_call = ifunc; + on_outgoing_call = sfunc; + on_external_rtp_create = rtpfunc; + on_start_rtp_channel = lfunc; + on_connection_cleared = clfunc; + on_chan_ringing = rfunc; + on_connection_established = efunc; + on_receive_digit = dfunc; + on_answer_call = acfunc; + on_progress = pgfunc; + on_set_rfc2833_payload = dtmffunc; + on_hangup = hangupfunc; + on_setcapabilities = capabilityfunc; + on_setpeercapabilities = peercapabilityfunc; +} + +/** + * Add capability to the capability table of the end point. + */ +int h323_set_capabilities(const char *token, int cap, int dtmf_mode, struct ast_codec_pref *prefs, int pref_codec) +{ + MyH323Connection *conn; + + if (!h323_end_point_exist()) { + cout << " ERROR: [h323_set_capablities] No Endpoint, this is bad" << endl; + return 1; + } + if (!token || !*token) { + cout << " ERROR: [h323_set_capabilities] Invalid call token specified." << endl; + return 1; + } + + PString myToken(token); + conn = (MyH323Connection *)endPoint->FindConnectionWithLock(myToken); + if (!conn) { + cout << " ERROR: [h323_set_capabilities] Unable to find connection " << token << endl; + return 1; + } + conn->SetCapabilities((/*conn->bridging ? conn->redir_capabilities :*/ cap), dtmf_mode, prefs, pref_codec); + conn->Unlock(); + + return 0; +} + +/** Start the H.323 listener */ +int h323_start_listener(int listenPort, struct sockaddr_in bindaddr) +{ + + if (!h323_end_point_exist()) { + cout << "ERROR: [h323_start_listener] No Endpoint, this is bad!" << endl; + return 1; + } + + PIPSocket::Address interfaceAddress(bindaddr.sin_addr); + if (!listenPort) { + listenPort = 1720; + } + /** H.323 listener */ + H323ListenerTCP *tcpListener; + tcpListener = new H323ListenerTCP(*endPoint, interfaceAddress, (WORD)listenPort); + if (!endPoint->StartListener(tcpListener)) { + cout << "ERROR: Could not open H.323 listener port on " << ((H323ListenerTCP *) tcpListener)->GetListenerPort() << endl; + delete tcpListener; + return 1; + } + cout << " == H.323 listener started" << endl; + return 0; +}; + +int h323_set_alias(struct oh323_alias *alias) +{ + char *p; + char *num; + PString h323id(alias->name); + PString e164(alias->e164); + char *prefix; + + if (!h323_end_point_exist()) { + cout << "ERROR: [h323_set_alias] No Endpoint, this is bad!" << endl; + return 1; + } + + cout << "== Adding alias \"" << h323id << "\" to endpoint" << endl; + endPoint->AddAliasName(h323id); + endPoint->RemoveAliasName(localProcess->GetUserName()); + + if (!e164.IsEmpty()) { + cout << "== Adding E.164 \"" << e164 << "\" to endpoint" << endl; + endPoint->AddAliasName(e164); + } + if (strlen(alias->prefix)) { + p = prefix = strdup(alias->prefix); + while((num = strsep(&p, ",")) != (char *)NULL) { + cout << "== Adding Prefix \"" << num << "\" to endpoint" << endl; + endPoint->SupportedPrefixes += PString(num); + endPoint->SetGateway(); + } + if (prefix) + free(prefix); + } + return 0; +} + +void h323_set_id(char *id) +{ + PString h323id(id); + + if (h323debug) { + cout << " == Using '" << h323id << "' as our H.323ID for this call" << endl; + } + /* EVIL HACK */ + endPoint->SetLocalUserName(h323id); +} + +void h323_show_tokens(void) +{ + cout << "Current call tokens: " << setprecision(2) << endPoint->GetAllConnections() << endl; +} + +/** Establish Gatekeeper communiations, if so configured, + * register aliases for the H.323 endpoint to respond to. + */ +int h323_set_gk(int gatekeeper_discover, char *gatekeeper, char *secret) +{ + PString gkName = PString(gatekeeper); + PString pass = PString(secret); + H323TransportUDP *rasChannel; + + if (!h323_end_point_exist()) { + cout << "ERROR: [h323_set_gk] No Endpoint, this is bad!" << endl; + return 1; + } + + if (!gatekeeper) { + cout << "Error: Gatekeeper cannot be NULL" << endl; + return 1; + } + if (strlen(secret)) { + endPoint->SetGatekeeperPassword(pass); + } + if (gatekeeper_discover) { + /* discover the gk using multicast */ + if (endPoint->DiscoverGatekeeper(new MyH323TransportUDP(*endPoint))) { + cout << "== Using " << (endPoint->GetGatekeeper())->GetName() << " as our Gatekeeper." << endl; + } else { + cout << "Warning: Could not find a gatekeeper." << endl; + return 1; + } + } else { + rasChannel = new MyH323TransportUDP(*endPoint); + + if (!rasChannel) { + cout << "Error: No RAS Channel, this is bad" << endl; + return 1; + } + if (endPoint->SetGatekeeper(gkName, rasChannel)) { + cout << "== Using " << (endPoint->GetGatekeeper())->GetName() << " as our Gatekeeper." << endl; + } else { + cout << "Error registering with gatekeeper \"" << gkName << "\". " << endl; + /* XXX Maybe we should fire a new thread to attempt to re-register later and not kill asterisk here? */ + return 1; + } + } + return 0; +} + +/** Send a DTMF tone over the H323Connection with the + * specified token. + */ +void h323_send_tone(const char *call_token, char tone) +{ + if (!h323_end_point_exist()) { + cout << "ERROR: [h323_send_tone] No Endpoint, this is bad!" << endl; + return; + } + PString token = PString(call_token); + endPoint->SendUserTone(token, tone); +} + +/** Make a call to the remote endpoint. + */ +int h323_make_call(char *dest, call_details_t *cd, call_options_t *call_options) +{ + int res; + PString token; + PString host(dest); + + if (!h323_end_point_exist()) { + return 1; + } + + res = endPoint->MyMakeCall(host, token, &cd->call_reference, call_options); + memcpy((char *)(cd->call_token), (const unsigned char *)token, token.GetLength()); + return res; +}; + +int h323_clear_call(const char *call_token, int cause) +{ + H225_ReleaseCompleteReason dummy; + H323Connection::CallEndReason r = H323Connection::EndedByLocalUser; + MyH323Connection *connection; + const PString currentToken(call_token); + + if (!h323_end_point_exist()) { + return 1; + } + + if (cause) { + r = H323TranslateToCallEndReason((Q931::CauseValues)(cause), dummy); + } + + connection = (MyH323Connection *)endPoint->FindConnectionWithLock(currentToken); + if (connection) { + connection->SetCause(cause); + connection->SetCallEndReason(r); + connection->Unlock(); + } + endPoint->ClearCall(currentToken, r); + return 0; +}; + +/* Send Alerting PDU to H.323 caller */ +int h323_send_alerting(const char *token) +{ + const PString currentToken(token); + H323Connection * connection; + + if (h323debug) { + cout << "\tSending alerting" << endl; + } + connection = endPoint->FindConnectionWithLock(currentToken); + if (!connection) { + cout << "No connection found for " << token << endl; + return -1; + } + connection->AnsweringCall(H323Connection::AnswerCallPending); + connection->Unlock(); + return 0; +} + +/* Send Progress PDU to H.323 caller */ +int h323_send_progress(const char *token) +{ + const PString currentToken(token); + H323Connection * connection; + + connection = endPoint->FindConnectionWithLock(currentToken); + if (!connection) { + cout << "No connection found for " << token << endl; + return -1; + } + connection->AnsweringCall(H323Connection::AnswerCallDeferredWithMedia); + connection->Unlock(); + return 0; +} + +/** This function tells the h.323 stack to either + answer or deny an incoming call */ +int h323_answering_call(const char *token, int busy) +{ + const PString currentToken(token); + H323Connection * connection; + + connection = endPoint->FindConnectionWithLock(currentToken); + + if (!connection) { + cout << "No connection found for " << token << endl; + return -1; + } + if (!busy) { + if (h323debug) { + cout << "\tAnswering call " << token << endl; + } + connection->AnsweringCall(H323Connection::AnswerCallNow); + } else { + if (h323debug) { + cout << "\tdenying call " << token << endl; + } + connection->AnsweringCall(H323Connection::AnswerCallDenied); + } + connection->Unlock(); + return 0; +} + +int h323_soft_hangup(const char *data) +{ + PString token(data); + BOOL result; + cout << "Soft hangup" << endl; + result = endPoint->ClearCall(token); + return result; +} + +/* alas, this doesn't work :( */ +void h323_native_bridge(const char *token, const char *them, char *capability) +{ + H323Channel *channel; + MyH323Connection *connection = (MyH323Connection *)endPoint->FindConnectionWithLock(token); + + if (!connection) { + cout << "ERROR: No connection found, this is bad" << endl; + return; + } + + cout << "Native Bridge: them [" << them << "]" << endl; + + channel = connection->FindChannel(connection->sessionId, TRUE); + connection->bridging = TRUE; + connection->CloseLogicalChannelNumber(channel->GetNumber()); + + connection->Unlock(); + return; + +} + +#undef cout +#undef endl +void h323_end_process(void) +{ + if (endPoint) { + endPoint->ClearAllCalls(); + endPoint->RemoveListener(NULL); + delete endPoint; + endPoint = NULL; + } + if (localProcess) { + delete localProcess; + localProcess = NULL; + close(_timerChangePipe[0]); + close(_timerChangePipe[1]); + } + if (logstream) { + PTrace::SetLevel(0); + PTrace::SetStream(&cout); + delete logstream; + logstream = NULL; + } +} + +} /* extern "C" */ + diff --git a/channels/h323/cisco-h225.cpp b/channels/h323/cisco-h225.cpp deleted file mode 100644 index 1b52f4ca0..000000000 --- a/channels/h323/cisco-h225.cpp +++ /dev/null @@ -1,853 +0,0 @@ -// -// cisco-h225.cxx -// -// Code automatically generated by asnparse. -// - -#ifdef P_USE_PRAGMA -#pragma implementation "cisco-h225.h" -#endif - -#include -#include "cisco-h225.h" - -#define new PNEW - - -#if ! H323_DISABLE_CISCO_H225 - -// -// RedirectIEinfo -// - -CISCO_H225_RedirectIEinfo::CISCO_H225_RedirectIEinfo(unsigned tag, PASN_Object::TagClass tagClass) - : PASN_Sequence(tag, tagClass, 0, TRUE, 0) -{ -} - - -#ifndef PASN_NOPRINTON -void CISCO_H225_RedirectIEinfo::PrintOn(ostream & strm) const -{ - int indent = strm.precision() + 2; - strm << "{\n"; - strm << setw(indent+13) << "redirectIE = " << setprecision(indent) << m_redirectIE << '\n'; - strm << setw(indent-1) << setprecision(indent-2) << "}"; -} -#endif - - -PObject::Comparison CISCO_H225_RedirectIEinfo::Compare(const PObject & obj) const -{ -#ifndef PASN_LEANANDMEAN - PAssert(PIsDescendant(&obj, CISCO_H225_RedirectIEinfo), PInvalidCast); -#endif - const CISCO_H225_RedirectIEinfo & other = (const CISCO_H225_RedirectIEinfo &)obj; - - Comparison result; - - if ((result = m_redirectIE.Compare(other.m_redirectIE)) != EqualTo) - return result; - - return PASN_Sequence::Compare(other); -} - - -PINDEX CISCO_H225_RedirectIEinfo::GetDataLength() const -{ - PINDEX length = 0; - length += m_redirectIE.GetObjectLength(); - return length; -} - - -BOOL CISCO_H225_RedirectIEinfo::Decode(PASN_Stream & strm) -{ - if (!PreambleDecode(strm)) - return FALSE; - - if (!m_redirectIE.Decode(strm)) - return FALSE; - - return UnknownExtensionsDecode(strm); -} - - -void CISCO_H225_RedirectIEinfo::Encode(PASN_Stream & strm) const -{ - PreambleEncode(strm); - - m_redirectIE.Encode(strm); - - UnknownExtensionsEncode(strm); -} - - -PObject * CISCO_H225_RedirectIEinfo::Clone() const -{ -#ifndef PASN_LEANANDMEAN - PAssert(IsClass(CISCO_H225_RedirectIEinfo::Class()), PInvalidCast); -#endif - return new CISCO_H225_RedirectIEinfo(*this); -} - - -// -// ProgIndIEinfo -// - -CISCO_H225_ProgIndIEinfo::CISCO_H225_ProgIndIEinfo(unsigned tag, PASN_Object::TagClass tagClass) - : PASN_Sequence(tag, tagClass, 0, TRUE, 0) -{ -} - - -#ifndef PASN_NOPRINTON -void CISCO_H225_ProgIndIEinfo::PrintOn(ostream & strm) const -{ - int indent = strm.precision() + 2; - strm << "{\n"; - strm << setw(indent+12) << "progIndIE = " << setprecision(indent) << m_progIndIE << '\n'; - strm << setw(indent-1) << setprecision(indent-2) << "}"; -} -#endif - - -PObject::Comparison CISCO_H225_ProgIndIEinfo::Compare(const PObject & obj) const -{ -#ifndef PASN_LEANANDMEAN - PAssert(PIsDescendant(&obj, CISCO_H225_ProgIndIEinfo), PInvalidCast); -#endif - const CISCO_H225_ProgIndIEinfo & other = (const CISCO_H225_ProgIndIEinfo &)obj; - - Comparison result; - - if ((result = m_progIndIE.Compare(other.m_progIndIE)) != EqualTo) - return result; - - return PASN_Sequence::Compare(other); -} - - -PINDEX CISCO_H225_ProgIndIEinfo::GetDataLength() const -{ - PINDEX length = 0; - length += m_progIndIE.GetObjectLength(); - return length; -} - - -BOOL CISCO_H225_ProgIndIEinfo::Decode(PASN_Stream & strm) -{ - if (!PreambleDecode(strm)) - return FALSE; - - if (!m_progIndIE.Decode(strm)) - return FALSE; - - return UnknownExtensionsDecode(strm); -} - - -void CISCO_H225_ProgIndIEinfo::Encode(PASN_Stream & strm) const -{ - PreambleEncode(strm); - - m_progIndIE.Encode(strm); - - UnknownExtensionsEncode(strm); -} - - -PObject * CISCO_H225_ProgIndIEinfo::Clone() const -{ -#ifndef PASN_LEANANDMEAN - PAssert(IsClass(CISCO_H225_ProgIndIEinfo::Class()), PInvalidCast); -#endif - return new CISCO_H225_ProgIndIEinfo(*this); -} - - -// -// QsigNonStdInfo -// - -CISCO_H225_QsigNonStdInfo::CISCO_H225_QsigNonStdInfo(unsigned tag, PASN_Object::TagClass tagClass) - : PASN_Sequence(tag, tagClass, 0, TRUE, 0) -{ -} - - -#ifndef PASN_NOPRINTON -void CISCO_H225_QsigNonStdInfo::PrintOn(ostream & strm) const -{ - int indent = strm.precision() + 2; - strm << "{\n"; - strm << setw(indent+6) << "iei = " << setprecision(indent) << m_iei << '\n'; - strm << setw(indent+10) << "rawMesg = " << setprecision(indent) << m_rawMesg << '\n'; - strm << setw(indent-1) << setprecision(indent-2) << "}"; -} -#endif - - -PObject::Comparison CISCO_H225_QsigNonStdInfo::Compare(const PObject & obj) const -{ -#ifndef PASN_LEANANDMEAN - PAssert(PIsDescendant(&obj, CISCO_H225_QsigNonStdInfo), PInvalidCast); -#endif - const CISCO_H225_QsigNonStdInfo & other = (const CISCO_H225_QsigNonStdInfo &)obj; - - Comparison result; - - if ((result = m_iei.Compare(other.m_iei)) != EqualTo) - return result; - if ((result = m_rawMesg.Compare(other.m_rawMesg)) != EqualTo) - return result; - - return PASN_Sequence::Compare(other); -} - - -PINDEX CISCO_H225_QsigNonStdInfo::GetDataLength() const -{ - PINDEX length = 0; - length += m_iei.GetObjectLength(); - length += m_rawMesg.GetObjectLength(); - return length; -} - - -BOOL CISCO_H225_QsigNonStdInfo::Decode(PASN_Stream & strm) -{ - if (!PreambleDecode(strm)) - return FALSE; - - if (!m_iei.Decode(strm)) - return FALSE; - if (!m_rawMesg.Decode(strm)) - return FALSE; - - return UnknownExtensionsDecode(strm); -} - - -void CISCO_H225_QsigNonStdInfo::Encode(PASN_Stream & strm) const -{ - PreambleEncode(strm); - - m_iei.Encode(strm); - m_rawMesg.Encode(strm); - - UnknownExtensionsEncode(strm); -} - - -PObject * CISCO_H225_QsigNonStdInfo::Clone() const -{ -#ifndef PASN_LEANANDMEAN - PAssert(IsClass(CISCO_H225_QsigNonStdInfo::Class()), PInvalidCast); -#endif - return new CISCO_H225_QsigNonStdInfo(*this); -} - - -// -// CallMgrParam -// - -CISCO_H225_CallMgrParam::CISCO_H225_CallMgrParam(unsigned tag, PASN_Object::TagClass tagClass) - : PASN_Sequence(tag, tagClass, 0, TRUE, 0) -{ -} - - -#ifndef PASN_NOPRINTON -void CISCO_H225_CallMgrParam::PrintOn(ostream & strm) const -{ - int indent = strm.precision() + 2; - strm << "{\n"; - strm << setw(indent+22) << "interclusterVersion = " << setprecision(indent) << m_interclusterVersion << '\n'; - strm << setw(indent+15) << "enterpriseID = " << setprecision(indent) << m_enterpriseID << '\n'; - strm << setw(indent-1) << setprecision(indent-2) << "}"; -} -#endif - - -PObject::Comparison CISCO_H225_CallMgrParam::Compare(const PObject & obj) const -{ -#ifndef PASN_LEANANDMEAN - PAssert(PIsDescendant(&obj, CISCO_H225_CallMgrParam), PInvalidCast); -#endif - const CISCO_H225_CallMgrParam & other = (const CISCO_H225_CallMgrParam &)obj; - - Comparison result; - - if ((result = m_interclusterVersion.Compare(other.m_interclusterVersion)) != EqualTo) - return result; - if ((result = m_enterpriseID.Compare(other.m_enterpriseID)) != EqualTo) - return result; - - return PASN_Sequence::Compare(other); -} - - -PINDEX CISCO_H225_CallMgrParam::GetDataLength() const -{ - PINDEX length = 0; - length += m_interclusterVersion.GetObjectLength(); - length += m_enterpriseID.GetObjectLength(); - return length; -} - - -BOOL CISCO_H225_CallMgrParam::Decode(PASN_Stream & strm) -{ - if (!PreambleDecode(strm)) - return FALSE; - - if (!m_interclusterVersion.Decode(strm)) - return FALSE; - if (!m_enterpriseID.Decode(strm)) - return FALSE; - - return UnknownExtensionsDecode(strm); -} - - -void CISCO_H225_CallMgrParam::Encode(PASN_Stream & strm) const -{ - PreambleEncode(strm); - - m_interclusterVersion.Encode(strm); - m_enterpriseID.Encode(strm); - - UnknownExtensionsEncode(strm); -} - - -PObject * CISCO_H225_CallMgrParam::Clone() const -{ -#ifndef PASN_LEANANDMEAN - PAssert(IsClass(CISCO_H225_CallMgrParam::Class()), PInvalidCast); -#endif - return new CISCO_H225_CallMgrParam(*this); -} - - -// -// CallPreserveParam -// - -CISCO_H225_CallPreserveParam::CISCO_H225_CallPreserveParam(unsigned tag, PASN_Object::TagClass tagClass) - : PASN_Sequence(tag, tagClass, 0, TRUE, 0) -{ -} - - -#ifndef PASN_NOPRINTON -void CISCO_H225_CallPreserveParam::PrintOn(ostream & strm) const -{ - int indent = strm.precision() + 2; - strm << "{\n"; - strm << setw(indent+17) << "callPreserveIE = " << setprecision(indent) << m_callPreserveIE << '\n'; - strm << setw(indent-1) << setprecision(indent-2) << "}"; -} -#endif - - -PObject::Comparison CISCO_H225_CallPreserveParam::Compare(const PObject & obj) const -{ -#ifndef PASN_LEANANDMEAN - PAssert(PIsDescendant(&obj, CISCO_H225_CallPreserveParam), PInvalidCast); -#endif - const CISCO_H225_CallPreserveParam & other = (const CISCO_H225_CallPreserveParam &)obj; - - Comparison result; - - if ((result = m_callPreserveIE.Compare(other.m_callPreserveIE)) != EqualTo) - return result; - - return PASN_Sequence::Compare(other); -} - - -PINDEX CISCO_H225_CallPreserveParam::GetDataLength() const -{ - PINDEX length = 0; - length += m_callPreserveIE.GetObjectLength(); - return length; -} - - -BOOL CISCO_H225_CallPreserveParam::Decode(PASN_Stream & strm) -{ - if (!PreambleDecode(strm)) - return FALSE; - - if (!m_callPreserveIE.Decode(strm)) - return FALSE; - - return UnknownExtensionsDecode(strm); -} - - -void CISCO_H225_CallPreserveParam::Encode(PASN_Stream & strm) const -{ - PreambleEncode(strm); - - m_callPreserveIE.Encode(strm); - - UnknownExtensionsEncode(strm); -} - - -PObject * CISCO_H225_CallPreserveParam::Clone() const -{ -#ifndef PASN_LEANANDMEAN - PAssert(IsClass(CISCO_H225_CallPreserveParam::Class()), PInvalidCast); -#endif - return new CISCO_H225_CallPreserveParam(*this); -} - - -// -// CallSignallingParam -// - -CISCO_H225_CallSignallingParam::CISCO_H225_CallSignallingParam(unsigned tag, PASN_Object::TagClass tagClass) - : PASN_Sequence(tag, tagClass, 1, TRUE, 0) -{ - m_connectedNumber.SetConstraints(PASN_Object::FixedConstraint, 1, 127); -} - - -#ifndef PASN_NOPRINTON -void CISCO_H225_CallSignallingParam::PrintOn(ostream & strm) const -{ - int indent = strm.precision() + 2; - strm << "{\n"; - if (HasOptionalField(e_connectedNumber)) - strm << setw(indent+18) << "connectedNumber = " << setprecision(indent) << m_connectedNumber << '\n'; - strm << setw(indent-1) << setprecision(indent-2) << "}"; -} -#endif - - -PObject::Comparison CISCO_H225_CallSignallingParam::Compare(const PObject & obj) const -{ -#ifndef PASN_LEANANDMEAN - PAssert(PIsDescendant(&obj, CISCO_H225_CallSignallingParam), PInvalidCast); -#endif - const CISCO_H225_CallSignallingParam & other = (const CISCO_H225_CallSignallingParam &)obj; - - Comparison result; - - if ((result = m_connectedNumber.Compare(other.m_connectedNumber)) != EqualTo) - return result; - - return PASN_Sequence::Compare(other); -} - - -PINDEX CISCO_H225_CallSignallingParam::GetDataLength() const -{ - PINDEX length = 0; - if (HasOptionalField(e_connectedNumber)) - length += m_connectedNumber.GetObjectLength(); - return length; -} - - -BOOL CISCO_H225_CallSignallingParam::Decode(PASN_Stream & strm) -{ - if (!PreambleDecode(strm)) - return FALSE; - - if (HasOptionalField(e_connectedNumber) && !m_connectedNumber.Decode(strm)) - return FALSE; - - return UnknownExtensionsDecode(strm); -} - - -void CISCO_H225_CallSignallingParam::Encode(PASN_Stream & strm) const -{ - PreambleEncode(strm); - - if (HasOptionalField(e_connectedNumber)) - m_connectedNumber.Encode(strm); - - UnknownExtensionsEncode(strm); -} - - -PObject * CISCO_H225_CallSignallingParam::Clone() const -{ -#ifndef PASN_LEANANDMEAN - PAssert(IsClass(CISCO_H225_CallSignallingParam::Class()), PInvalidCast); -#endif - return new CISCO_H225_CallSignallingParam(*this); -} - - -// -// CommonParam -// - -CISCO_H225_CommonParam::CISCO_H225_CommonParam(unsigned tag, PASN_Object::TagClass tagClass) - : PASN_Sequence(tag, tagClass, 0, TRUE, 0) -{ -} - - -#ifndef PASN_NOPRINTON -void CISCO_H225_CommonParam::PrintOn(ostream & strm) const -{ - int indent = strm.precision() + 2; - strm << "{\n"; - strm << setw(indent+17) << "redirectIEinfo = " << setprecision(indent) << m_redirectIEinfo << '\n'; - strm << setw(indent-1) << setprecision(indent-2) << "}"; -} -#endif - - -PObject::Comparison CISCO_H225_CommonParam::Compare(const PObject & obj) const -{ -#ifndef PASN_LEANANDMEAN - PAssert(PIsDescendant(&obj, CISCO_H225_CommonParam), PInvalidCast); -#endif - const CISCO_H225_CommonParam & other = (const CISCO_H225_CommonParam &)obj; - - Comparison result; - - if ((result = m_redirectIEinfo.Compare(other.m_redirectIEinfo)) != EqualTo) - return result; - - return PASN_Sequence::Compare(other); -} - - -PINDEX CISCO_H225_CommonParam::GetDataLength() const -{ - PINDEX length = 0; - length += m_redirectIEinfo.GetObjectLength(); - return length; -} - - -BOOL CISCO_H225_CommonParam::Decode(PASN_Stream & strm) -{ - if (!PreambleDecode(strm)) - return FALSE; - - if (!m_redirectIEinfo.Decode(strm)) - return FALSE; - - return UnknownExtensionsDecode(strm); -} - - -void CISCO_H225_CommonParam::Encode(PASN_Stream & strm) const -{ - PreambleEncode(strm); - - m_redirectIEinfo.Encode(strm); - - UnknownExtensionsEncode(strm); -} - - -PObject * CISCO_H225_CommonParam::Clone() const -{ -#ifndef PASN_LEANANDMEAN - PAssert(IsClass(CISCO_H225_CommonParam::Class()), PInvalidCast); -#endif - return new CISCO_H225_CommonParam(*this); -} - - -// -// ProgIndParam -// - -CISCO_H225_ProgIndParam::CISCO_H225_ProgIndParam(unsigned tag, PASN_Object::TagClass tagClass) - : PASN_Sequence(tag, tagClass, 0, TRUE, 0) -{ -} - - -#ifndef PASN_NOPRINTON -void CISCO_H225_ProgIndParam::PrintOn(ostream & strm) const -{ - int indent = strm.precision() + 2; - strm << "{\n"; - strm << setw(indent+16) << "progIndIEinfo = " << setprecision(indent) << m_progIndIEinfo << '\n'; - strm << setw(indent-1) << setprecision(indent-2) << "}"; -} -#endif - - -PObject::Comparison CISCO_H225_ProgIndParam::Compare(const PObject & obj) const -{ -#ifndef PASN_LEANANDMEAN - PAssert(PIsDescendant(&obj, CISCO_H225_ProgIndParam), PInvalidCast); -#endif - const CISCO_H225_ProgIndParam & other = (const CISCO_H225_ProgIndParam &)obj; - - Comparison result; - - if ((result = m_progIndIEinfo.Compare(other.m_progIndIEinfo)) != EqualTo) - return result; - - return PASN_Sequence::Compare(other); -} - - -PINDEX CISCO_H225_ProgIndParam::GetDataLength() const -{ - PINDEX length = 0; - length += m_progIndIEinfo.GetObjectLength(); - return length; -} - - -BOOL CISCO_H225_ProgIndParam::Decode(PASN_Stream & strm) -{ - if (!PreambleDecode(strm)) - return FALSE; - - if (!m_progIndIEinfo.Decode(strm)) - return FALSE; - - return UnknownExtensionsDecode(strm); -} - - -void CISCO_H225_ProgIndParam::Encode(PASN_Stream & strm) const -{ - PreambleEncode(strm); - - m_progIndIEinfo.Encode(strm); - - UnknownExtensionsEncode(strm); -} - - -PObject * CISCO_H225_ProgIndParam::Clone() const -{ -#ifndef PASN_LEANANDMEAN - PAssert(IsClass(CISCO_H225_ProgIndParam::Class()), PInvalidCast); -#endif - return new CISCO_H225_ProgIndParam(*this); -} - - -// -// ProtoParam -// - -CISCO_H225_ProtoParam::CISCO_H225_ProtoParam(unsigned tag, PASN_Object::TagClass tagClass) - : PASN_Sequence(tag, tagClass, 0, TRUE, 0) -{ -} - - -#ifndef PASN_NOPRINTON -void CISCO_H225_ProtoParam::PrintOn(ostream & strm) const -{ - int indent = strm.precision() + 2; - strm << "{\n"; - strm << setw(indent+17) << "qsigNonStdInfo = " << setprecision(indent) << m_qsigNonStdInfo << '\n'; - strm << setw(indent-1) << setprecision(indent-2) << "}"; -} -#endif - - -PObject::Comparison CISCO_H225_ProtoParam::Compare(const PObject & obj) const -{ -#ifndef PASN_LEANANDMEAN - PAssert(PIsDescendant(&obj, CISCO_H225_ProtoParam), PInvalidCast); -#endif - const CISCO_H225_ProtoParam & other = (const CISCO_H225_ProtoParam &)obj; - - Comparison result; - - if ((result = m_qsigNonStdInfo.Compare(other.m_qsigNonStdInfo)) != EqualTo) - return result; - - return PASN_Sequence::Compare(other); -} - - -PINDEX CISCO_H225_ProtoParam::GetDataLength() const -{ - PINDEX length = 0; - length += m_qsigNonStdInfo.GetObjectLength(); - return length; -} - - -BOOL CISCO_H225_ProtoParam::Decode(PASN_Stream & strm) -{ - if (!PreambleDecode(strm)) - return FALSE; - - if (!m_qsigNonStdInfo.Decode(strm)) - return FALSE; - - return UnknownExtensionsDecode(strm); -} - - -void CISCO_H225_ProtoParam::Encode(PASN_Stream & strm) const -{ - PreambleEncode(strm); - - m_qsigNonStdInfo.Encode(strm); - - UnknownExtensionsEncode(strm); -} - - -PObject * CISCO_H225_ProtoParam::Clone() const -{ -#ifndef PASN_LEANANDMEAN - PAssert(IsClass(CISCO_H225_ProtoParam::Class()), PInvalidCast); -#endif - return new CISCO_H225_ProtoParam(*this); -} - - -// -// H323_UU_NonStdInfo -// - -CISCO_H225_H323_UU_NonStdInfo::CISCO_H225_H323_UU_NonStdInfo(unsigned tag, PASN_Object::TagClass tagClass) - : PASN_Sequence(tag, tagClass, 3, TRUE, 6) -{ -} - - -#ifndef PASN_NOPRINTON -void CISCO_H225_H323_UU_NonStdInfo::PrintOn(ostream & strm) const -{ - int indent = strm.precision() + 2; - strm << "{\n"; - if (HasOptionalField(e_version)) - strm << setw(indent+10) << "version = " << setprecision(indent) << m_version << '\n'; - if (HasOptionalField(e_protoParam)) - strm << setw(indent+13) << "protoParam = " << setprecision(indent) << m_protoParam << '\n'; - if (HasOptionalField(e_commonParam)) - strm << setw(indent+14) << "commonParam = " << setprecision(indent) << m_commonParam << '\n'; - if (HasOptionalField(e_progIndParam)) - strm << setw(indent+15) << "progIndParam = " << setprecision(indent) << m_progIndParam << '\n'; - if (HasOptionalField(e_dummy1)) - strm << setw(indent+9) << "dummy1 = " << setprecision(indent) << m_dummy1 << '\n'; - if (HasOptionalField(e_callMgrParam)) - strm << setw(indent+15) << "callMgrParam = " << setprecision(indent) << m_callMgrParam << '\n'; - if (HasOptionalField(e_callSignallingParam)) - strm << setw(indent+22) << "callSignallingParam = " << setprecision(indent) << m_callSignallingParam << '\n'; - if (HasOptionalField(e_dummy2)) - strm << setw(indent+9) << "dummy2 = " << setprecision(indent) << m_dummy2 << '\n'; - if (HasOptionalField(e_callPreserveParam)) - strm << setw(indent+20) << "callPreserveParam = " << setprecision(indent) << m_callPreserveParam << '\n'; - strm << setw(indent-1) << setprecision(indent-2) << "}"; -} -#endif - - -PObject::Comparison CISCO_H225_H323_UU_NonStdInfo::Compare(const PObject & obj) const -{ -#ifndef PASN_LEANANDMEAN - PAssert(PIsDescendant(&obj, CISCO_H225_H323_UU_NonStdInfo), PInvalidCast); -#endif - const CISCO_H225_H323_UU_NonStdInfo & other = (const CISCO_H225_H323_UU_NonStdInfo &)obj; - - Comparison result; - - if ((result = m_version.Compare(other.m_version)) != EqualTo) - return result; - if ((result = m_protoParam.Compare(other.m_protoParam)) != EqualTo) - return result; - if ((result = m_commonParam.Compare(other.m_commonParam)) != EqualTo) - return result; - - return PASN_Sequence::Compare(other); -} - - -PINDEX CISCO_H225_H323_UU_NonStdInfo::GetDataLength() const -{ - PINDEX length = 0; - if (HasOptionalField(e_version)) - length += m_version.GetObjectLength(); - if (HasOptionalField(e_protoParam)) - length += m_protoParam.GetObjectLength(); - if (HasOptionalField(e_commonParam)) - length += m_commonParam.GetObjectLength(); - return length; -} - - -BOOL CISCO_H225_H323_UU_NonStdInfo::Decode(PASN_Stream & strm) -{ - if (!PreambleDecode(strm)) - return FALSE; - - if (HasOptionalField(e_version) && !m_version.Decode(strm)) - return FALSE; - if (HasOptionalField(e_protoParam) && !m_protoParam.Decode(strm)) - return FALSE; - if (HasOptionalField(e_commonParam) && !m_commonParam.Decode(strm)) - return FALSE; - if (!KnownExtensionDecode(strm, e_progIndParam, m_progIndParam)) - return FALSE; - if (!KnownExtensionDecode(strm, e_dummy1, m_dummy1)) - return FALSE; - if (!KnownExtensionDecode(strm, e_callMgrParam, m_callMgrParam)) - return FALSE; - if (!KnownExtensionDecode(strm, e_callSignallingParam, m_callSignallingParam)) - return FALSE; - if (!KnownExtensionDecode(strm, e_dummy2, m_dummy2)) - return FALSE; - if (!KnownExtensionDecode(strm, e_callPreserveParam, m_callPreserveParam)) - return FALSE; - - return UnknownExtensionsDecode(strm); -} - - -void CISCO_H225_H323_UU_NonStdInfo::Encode(PASN_Stream & strm) const -{ - PreambleEncode(strm); - - if (HasOptionalField(e_version)) - m_version.Encode(strm); - if (HasOptionalField(e_protoParam)) - m_protoParam.Encode(strm); - if (HasOptionalField(e_commonParam)) - m_commonParam.Encode(strm); - KnownExtensionEncode(strm, e_progIndParam, m_progIndParam); - KnownExtensionEncode(strm, e_dummy1, m_dummy1); - KnownExtensionEncode(strm, e_callMgrParam, m_callMgrParam); - KnownExtensionEncode(strm, e_callSignallingParam, m_callSignallingParam); - KnownExtensionEncode(strm, e_dummy2, m_dummy2); - KnownExtensionEncode(strm, e_callPreserveParam, m_callPreserveParam); - - UnknownExtensionsEncode(strm); -} - - -PObject * CISCO_H225_H323_UU_NonStdInfo::Clone() const -{ -#ifndef PASN_LEANANDMEAN - PAssert(IsClass(CISCO_H225_H323_UU_NonStdInfo::Class()), PInvalidCast); -#endif - return new CISCO_H225_H323_UU_NonStdInfo(*this); -} - - -#endif // if ! H323_DISABLE_CISCO_H225 - - -// End of cisco-h225.cxx diff --git a/channels/h323/cisco-h225.cxx b/channels/h323/cisco-h225.cxx new file mode 100644 index 000000000..1b52f4ca0 --- /dev/null +++ b/channels/h323/cisco-h225.cxx @@ -0,0 +1,853 @@ +// +// cisco-h225.cxx +// +// Code automatically generated by asnparse. +// + +#ifdef P_USE_PRAGMA +#pragma implementation "cisco-h225.h" +#endif + +#include +#include "cisco-h225.h" + +#define new PNEW + + +#if ! H323_DISABLE_CISCO_H225 + +// +// RedirectIEinfo +// + +CISCO_H225_RedirectIEinfo::CISCO_H225_RedirectIEinfo(unsigned tag, PASN_Object::TagClass tagClass) + : PASN_Sequence(tag, tagClass, 0, TRUE, 0) +{ +} + + +#ifndef PASN_NOPRINTON +void CISCO_H225_RedirectIEinfo::PrintOn(ostream & strm) const +{ + int indent = strm.precision() + 2; + strm << "{\n"; + strm << setw(indent+13) << "redirectIE = " << setprecision(indent) << m_redirectIE << '\n'; + strm << setw(indent-1) << setprecision(indent-2) << "}"; +} +#endif + + +PObject::Comparison CISCO_H225_RedirectIEinfo::Compare(const PObject & obj) const +{ +#ifndef PASN_LEANANDMEAN + PAssert(PIsDescendant(&obj, CISCO_H225_RedirectIEinfo), PInvalidCast); +#endif + const CISCO_H225_RedirectIEinfo & other = (const CISCO_H225_RedirectIEinfo &)obj; + + Comparison result; + + if ((result = m_redirectIE.Compare(other.m_redirectIE)) != EqualTo) + return result; + + return PASN_Sequence::Compare(other); +} + + +PINDEX CISCO_H225_RedirectIEinfo::GetDataLength() const +{ + PINDEX length = 0; + length += m_redirectIE.GetObjectLength(); + return length; +} + + +BOOL CISCO_H225_RedirectIEinfo::Decode(PASN_Stream & strm) +{ + if (!PreambleDecode(strm)) + return FALSE; + + if (!m_redirectIE.Decode(strm)) + return FALSE; + + return UnknownExtensionsDecode(strm); +} + + +void CISCO_H225_RedirectIEinfo::Encode(PASN_Stream & strm) const +{ + PreambleEncode(strm); + + m_redirectIE.Encode(strm); + + UnknownExtensionsEncode(strm); +} + + +PObject * CISCO_H225_RedirectIEinfo::Clone() const +{ +#ifndef PASN_LEANANDMEAN + PAssert(IsClass(CISCO_H225_RedirectIEinfo::Class()), PInvalidCast); +#endif + return new CISCO_H225_RedirectIEinfo(*this); +} + + +// +// ProgIndIEinfo +// + +CISCO_H225_ProgIndIEinfo::CISCO_H225_ProgIndIEinfo(unsigned tag, PASN_Object::TagClass tagClass) + : PASN_Sequence(tag, tagClass, 0, TRUE, 0) +{ +} + + +#ifndef PASN_NOPRINTON +void CISCO_H225_ProgIndIEinfo::PrintOn(ostream & strm) const +{ + int indent = strm.precision() + 2; + strm << "{\n"; + strm << setw(indent+12) << "progIndIE = " << setprecision(indent) << m_progIndIE << '\n'; + strm << setw(indent-1) << setprecision(indent-2) << "}"; +} +#endif + + +PObject::Comparison CISCO_H225_ProgIndIEinfo::Compare(const PObject & obj) const +{ +#ifndef PASN_LEANANDMEAN + PAssert(PIsDescendant(&obj, CISCO_H225_ProgIndIEinfo), PInvalidCast); +#endif + const CISCO_H225_ProgIndIEinfo & other = (const CISCO_H225_ProgIndIEinfo &)obj; + + Comparison result; + + if ((result = m_progIndIE.Compare(other.m_progIndIE)) != EqualTo) + return result; + + return PASN_Sequence::Compare(other); +} + + +PINDEX CISCO_H225_ProgIndIEinfo::GetDataLength() const +{ + PINDEX length = 0; + length += m_progIndIE.GetObjectLength(); + return length; +} + + +BOOL CISCO_H225_ProgIndIEinfo::Decode(PASN_Stream & strm) +{ + if (!PreambleDecode(strm)) + return FALSE; + + if (!m_progIndIE.Decode(strm)) + return FALSE; + + return UnknownExtensionsDecode(strm); +} + + +void CISCO_H225_ProgIndIEinfo::Encode(PASN_Stream & strm) const +{ + PreambleEncode(strm); + + m_progIndIE.Encode(strm); + + UnknownExtensionsEncode(strm); +} + + +PObject * CISCO_H225_ProgIndIEinfo::Clone() const +{ +#ifndef PASN_LEANANDMEAN + PAssert(IsClass(CISCO_H225_ProgIndIEinfo::Class()), PInvalidCast); +#endif + return new CISCO_H225_ProgIndIEinfo(*this); +} + + +// +// QsigNonStdInfo +// + +CISCO_H225_QsigNonStdInfo::CISCO_H225_QsigNonStdInfo(unsigned tag, PASN_Object::TagClass tagClass) + : PASN_Sequence(tag, tagClass, 0, TRUE, 0) +{ +} + + +#ifndef PASN_NOPRINTON +void CISCO_H225_QsigNonStdInfo::PrintOn(ostream & strm) const +{ + int indent = strm.precision() + 2; + strm << "{\n"; + strm << setw(indent+6) << "iei = " << setprecision(indent) << m_iei << '\n'; + strm << setw(indent+10) << "rawMesg = " << setprecision(indent) << m_rawMesg << '\n'; + strm << setw(indent-1) << setprecision(indent-2) << "}"; +} +#endif + + +PObject::Comparison CISCO_H225_QsigNonStdInfo::Compare(const PObject & obj) const +{ +#ifndef PASN_LEANANDMEAN + PAssert(PIsDescendant(&obj, CISCO_H225_QsigNonStdInfo), PInvalidCast); +#endif + const CISCO_H225_QsigNonStdInfo & other = (const CISCO_H225_QsigNonStdInfo &)obj; + + Comparison result; + + if ((result = m_iei.Compare(other.m_iei)) != EqualTo) + return result; + if ((result = m_rawMesg.Compare(other.m_rawMesg)) != EqualTo) + return result; + + return PASN_Sequence::Compare(other); +} + + +PINDEX CISCO_H225_QsigNonStdInfo::GetDataLength() const +{ + PINDEX length = 0; + length += m_iei.GetObjectLength(); + length += m_rawMesg.GetObjectLength(); + return length; +} + + +BOOL CISCO_H225_QsigNonStdInfo::Decode(PASN_Stream & strm) +{ + if (!PreambleDecode(strm)) + return FALSE; + + if (!m_iei.Decode(strm)) + return FALSE; + if (!m_rawMesg.Decode(strm)) + return FALSE; + + return UnknownExtensionsDecode(strm); +} + + +void CISCO_H225_QsigNonStdInfo::Encode(PASN_Stream & strm) const +{ + PreambleEncode(strm); + + m_iei.Encode(strm); + m_rawMesg.Encode(strm); + + UnknownExtensionsEncode(strm); +} + + +PObject * CISCO_H225_QsigNonStdInfo::Clone() const +{ +#ifndef PASN_LEANANDMEAN + PAssert(IsClass(CISCO_H225_QsigNonStdInfo::Class()), PInvalidCast); +#endif + return new CISCO_H225_QsigNonStdInfo(*this); +} + + +// +// CallMgrParam +// + +CISCO_H225_CallMgrParam::CISCO_H225_CallMgrParam(unsigned tag, PASN_Object::TagClass tagClass) + : PASN_Sequence(tag, tagClass, 0, TRUE, 0) +{ +} + + +#ifndef PASN_NOPRINTON +void CISCO_H225_CallMgrParam::PrintOn(ostream & strm) const +{ + int indent = strm.precision() + 2; + strm << "{\n"; + strm << setw(indent+22) << "interclusterVersion = " << setprecision(indent) << m_interclusterVersion << '\n'; + strm << setw(indent+15) << "enterpriseID = " << setprecision(indent) << m_enterpriseID << '\n'; + strm << setw(indent-1) << setprecision(indent-2) << "}"; +} +#endif + + +PObject::Comparison CISCO_H225_CallMgrParam::Compare(const PObject & obj) const +{ +#ifndef PASN_LEANANDMEAN + PAssert(PIsDescendant(&obj, CISCO_H225_CallMgrParam), PInvalidCast); +#endif + const CISCO_H225_CallMgrParam & other = (const CISCO_H225_CallMgrParam &)obj; + + Comparison result; + + if ((result = m_interclusterVersion.Compare(other.m_interclusterVersion)) != EqualTo) + return result; + if ((result = m_enterpriseID.Compare(other.m_enterpriseID)) != EqualTo) + return result; + + return PASN_Sequence::Compare(other); +} + + +PINDEX CISCO_H225_CallMgrParam::GetDataLength() const +{ + PINDEX length = 0; + length += m_interclusterVersion.GetObjectLength(); + length += m_enterpriseID.GetObjectLength(); + return length; +} + + +BOOL CISCO_H225_CallMgrParam::Decode(PASN_Stream & strm) +{ + if (!PreambleDecode(strm)) + return FALSE; + + if (!m_interclusterVersion.Decode(strm)) + return FALSE; + if (!m_enterpriseID.Decode(strm)) + return FALSE; + + return UnknownExtensionsDecode(strm); +} + + +void CISCO_H225_CallMgrParam::Encode(PASN_Stream & strm) const +{ + PreambleEncode(strm); + + m_interclusterVersion.Encode(strm); + m_enterpriseID.Encode(strm); + + UnknownExtensionsEncode(strm); +} + + +PObject * CISCO_H225_CallMgrParam::Clone() const +{ +#ifndef PASN_LEANANDMEAN + PAssert(IsClass(CISCO_H225_CallMgrParam::Class()), PInvalidCast); +#endif + return new CISCO_H225_CallMgrParam(*this); +} + + +// +// CallPreserveParam +// + +CISCO_H225_CallPreserveParam::CISCO_H225_CallPreserveParam(unsigned tag, PASN_Object::TagClass tagClass) + : PASN_Sequence(tag, tagClass, 0, TRUE, 0) +{ +} + + +#ifndef PASN_NOPRINTON +void CISCO_H225_CallPreserveParam::PrintOn(ostream & strm) const +{ + int indent = strm.precision() + 2; + strm << "{\n"; + strm << setw(indent+17) << "callPreserveIE = " << setprecision(indent) << m_callPreserveIE << '\n'; + strm << setw(indent-1) << setprecision(indent-2) << "}"; +} +#endif + + +PObject::Comparison CISCO_H225_CallPreserveParam::Compare(const PObject & obj) const +{ +#ifndef PASN_LEANANDMEAN + PAssert(PIsDescendant(&obj, CISCO_H225_CallPreserveParam), PInvalidCast); +#endif + const CISCO_H225_CallPreserveParam & other = (const CISCO_H225_CallPreserveParam &)obj; + + Comparison result; + + if ((result = m_callPreserveIE.Compare(other.m_callPreserveIE)) != EqualTo) + return result; + + return PASN_Sequence::Compare(other); +} + + +PINDEX CISCO_H225_CallPreserveParam::GetDataLength() const +{ + PINDEX length = 0; + length += m_callPreserveIE.GetObjectLength(); + return length; +} + + +BOOL CISCO_H225_CallPreserveParam::Decode(PASN_Stream & strm) +{ + if (!PreambleDecode(strm)) + return FALSE; + + if (!m_callPreserveIE.Decode(strm)) + return FALSE; + + return UnknownExtensionsDecode(strm); +} + + +void CISCO_H225_CallPreserveParam::Encode(PASN_Stream & strm) const +{ + PreambleEncode(strm); + + m_callPreserveIE.Encode(strm); + + UnknownExtensionsEncode(strm); +} + + +PObject * CISCO_H225_CallPreserveParam::Clone() const +{ +#ifndef PASN_LEANANDMEAN + PAssert(IsClass(CISCO_H225_CallPreserveParam::Class()), PInvalidCast); +#endif + return new CISCO_H225_CallPreserveParam(*this); +} + + +// +// CallSignallingParam +// + +CISCO_H225_CallSignallingParam::CISCO_H225_CallSignallingParam(unsigned tag, PASN_Object::TagClass tagClass) + : PASN_Sequence(tag, tagClass, 1, TRUE, 0) +{ + m_connectedNumber.SetConstraints(PASN_Object::FixedConstraint, 1, 127); +} + + +#ifndef PASN_NOPRINTON +void CISCO_H225_CallSignallingParam::PrintOn(ostream & strm) const +{ + int indent = strm.precision() + 2; + strm << "{\n"; + if (HasOptionalField(e_connectedNumber)) + strm << setw(indent+18) << "connectedNumber = " << setprecision(indent) << m_connectedNumber << '\n'; + strm << setw(indent-1) << setprecision(indent-2) << "}"; +} +#endif + + +PObject::Comparison CISCO_H225_CallSignallingParam::Compare(const PObject & obj) const +{ +#ifndef PASN_LEANANDMEAN + PAssert(PIsDescendant(&obj, CISCO_H225_CallSignallingParam), PInvalidCast); +#endif + const CISCO_H225_CallSignallingParam & other = (const CISCO_H225_CallSignallingParam &)obj; + + Comparison result; + + if ((result = m_connectedNumber.Compare(other.m_connectedNumber)) != EqualTo) + return result; + + return PASN_Sequence::Compare(other); +} + + +PINDEX CISCO_H225_CallSignallingParam::GetDataLength() const +{ + PINDEX length = 0; + if (HasOptionalField(e_connectedNumber)) + length += m_connectedNumber.GetObjectLength(); + return length; +} + + +BOOL CISCO_H225_CallSignallingParam::Decode(PASN_Stream & strm) +{ + if (!PreambleDecode(strm)) + return FALSE; + + if (HasOptionalField(e_connectedNumber) && !m_connectedNumber.Decode(strm)) + return FALSE; + + return UnknownExtensionsDecode(strm); +} + + +void CISCO_H225_CallSignallingParam::Encode(PASN_Stream & strm) const +{ + PreambleEncode(strm); + + if (HasOptionalField(e_connectedNumber)) + m_connectedNumber.Encode(strm); + + UnknownExtensionsEncode(strm); +} + + +PObject * CISCO_H225_CallSignallingParam::Clone() const +{ +#ifndef PASN_LEANANDMEAN + PAssert(IsClass(CISCO_H225_CallSignallingParam::Class()), PInvalidCast); +#endif + return new CISCO_H225_CallSignallingParam(*this); +} + + +// +// CommonParam +// + +CISCO_H225_CommonParam::CISCO_H225_CommonParam(unsigned tag, PASN_Object::TagClass tagClass) + : PASN_Sequence(tag, tagClass, 0, TRUE, 0) +{ +} + + +#ifndef PASN_NOPRINTON +void CISCO_H225_CommonParam::PrintOn(ostream & strm) const +{ + int indent = strm.precision() + 2; + strm << "{\n"; + strm << setw(indent+17) << "redirectIEinfo = " << setprecision(indent) << m_redirectIEinfo << '\n'; + strm << setw(indent-1) << setprecision(indent-2) << "}"; +} +#endif + + +PObject::Comparison CISCO_H225_CommonParam::Compare(const PObject & obj) const +{ +#ifndef PASN_LEANANDMEAN + PAssert(PIsDescendant(&obj, CISCO_H225_CommonParam), PInvalidCast); +#endif + const CISCO_H225_CommonParam & other = (const CISCO_H225_CommonParam &)obj; + + Comparison result; + + if ((result = m_redirectIEinfo.Compare(other.m_redirectIEinfo)) != EqualTo) + return result; + + return PASN_Sequence::Compare(other); +} + + +PINDEX CISCO_H225_CommonParam::GetDataLength() const +{ + PINDEX length = 0; + length += m_redirectIEinfo.GetObjectLength(); + return length; +} + + +BOOL CISCO_H225_CommonParam::Decode(PASN_Stream & strm) +{ + if (!PreambleDecode(strm)) + return FALSE; + + if (!m_redirectIEinfo.Decode(strm)) + return FALSE; + + return UnknownExtensionsDecode(strm); +} + + +void CISCO_H225_CommonParam::Encode(PASN_Stream & strm) const +{ + PreambleEncode(strm); + + m_redirectIEinfo.Encode(strm); + + UnknownExtensionsEncode(strm); +} + + +PObject * CISCO_H225_CommonParam::Clone() const +{ +#ifndef PASN_LEANANDMEAN + PAssert(IsClass(CISCO_H225_CommonParam::Class()), PInvalidCast); +#endif + return new CISCO_H225_CommonParam(*this); +} + + +// +// ProgIndParam +// + +CISCO_H225_ProgIndParam::CISCO_H225_ProgIndParam(unsigned tag, PASN_Object::TagClass tagClass) + : PASN_Sequence(tag, tagClass, 0, TRUE, 0) +{ +} + + +#ifndef PASN_NOPRINTON +void CISCO_H225_ProgIndParam::PrintOn(ostream & strm) const +{ + int indent = strm.precision() + 2; + strm << "{\n"; + strm << setw(indent+16) << "progIndIEinfo = " << setprecision(indent) << m_progIndIEinfo << '\n'; + strm << setw(indent-1) << setprecision(indent-2) << "}"; +} +#endif + + +PObject::Comparison CISCO_H225_ProgIndParam::Compare(const PObject & obj) const +{ +#ifndef PASN_LEANANDMEAN + PAssert(PIsDescendant(&obj, CISCO_H225_ProgIndParam), PInvalidCast); +#endif + const CISCO_H225_ProgIndParam & other = (const CISCO_H225_ProgIndParam &)obj; + + Comparison result; + + if ((result = m_progIndIEinfo.Compare(other.m_progIndIEinfo)) != EqualTo) + return result; + + return PASN_Sequence::Compare(other); +} + + +PINDEX CISCO_H225_ProgIndParam::GetDataLength() const +{ + PINDEX length = 0; + length += m_progIndIEinfo.GetObjectLength(); + return length; +} + + +BOOL CISCO_H225_ProgIndParam::Decode(PASN_Stream & strm) +{ + if (!PreambleDecode(strm)) + return FALSE; + + if (!m_progIndIEinfo.Decode(strm)) + return FALSE; + + return UnknownExtensionsDecode(strm); +} + + +void CISCO_H225_ProgIndParam::Encode(PASN_Stream & strm) const +{ + PreambleEncode(strm); + + m_progIndIEinfo.Encode(strm); + + UnknownExtensionsEncode(strm); +} + + +PObject * CISCO_H225_ProgIndParam::Clone() const +{ +#ifndef PASN_LEANANDMEAN + PAssert(IsClass(CISCO_H225_ProgIndParam::Class()), PInvalidCast); +#endif + return new CISCO_H225_ProgIndParam(*this); +} + + +// +// ProtoParam +// + +CISCO_H225_ProtoParam::CISCO_H225_ProtoParam(unsigned tag, PASN_Object::TagClass tagClass) + : PASN_Sequence(tag, tagClass, 0, TRUE, 0) +{ +} + + +#ifndef PASN_NOPRINTON +void CISCO_H225_ProtoParam::PrintOn(ostream & strm) const +{ + int indent = strm.precision() + 2; + strm << "{\n"; + strm << setw(indent+17) << "qsigNonStdInfo = " << setprecision(indent) << m_qsigNonStdInfo << '\n'; + strm << setw(indent-1) << setprecision(indent-2) << "}"; +} +#endif + + +PObject::Comparison CISCO_H225_ProtoParam::Compare(const PObject & obj) const +{ +#ifndef PASN_LEANANDMEAN + PAssert(PIsDescendant(&obj, CISCO_H225_ProtoParam), PInvalidCast); +#endif + const CISCO_H225_ProtoParam & other = (const CISCO_H225_ProtoParam &)obj; + + Comparison result; + + if ((result = m_qsigNonStdInfo.Compare(other.m_qsigNonStdInfo)) != EqualTo) + return result; + + return PASN_Sequence::Compare(other); +} + + +PINDEX CISCO_H225_ProtoParam::GetDataLength() const +{ + PINDEX length = 0; + length += m_qsigNonStdInfo.GetObjectLength(); + return length; +} + + +BOOL CISCO_H225_ProtoParam::Decode(PASN_Stream & strm) +{ + if (!PreambleDecode(strm)) + return FALSE; + + if (!m_qsigNonStdInfo.Decode(strm)) + return FALSE; + + return UnknownExtensionsDecode(strm); +} + + +void CISCO_H225_ProtoParam::Encode(PASN_Stream & strm) const +{ + PreambleEncode(strm); + + m_qsigNonStdInfo.Encode(strm); + + UnknownExtensionsEncode(strm); +} + + +PObject * CISCO_H225_ProtoParam::Clone() const +{ +#ifndef PASN_LEANANDMEAN + PAssert(IsClass(CISCO_H225_ProtoParam::Class()), PInvalidCast); +#endif + return new CISCO_H225_ProtoParam(*this); +} + + +// +// H323_UU_NonStdInfo +// + +CISCO_H225_H323_UU_NonStdInfo::CISCO_H225_H323_UU_NonStdInfo(unsigned tag, PASN_Object::TagClass tagClass) + : PASN_Sequence(tag, tagClass, 3, TRUE, 6) +{ +} + + +#ifndef PASN_NOPRINTON +void CISCO_H225_H323_UU_NonStdInfo::PrintOn(ostream & strm) const +{ + int indent = strm.precision() + 2; + strm << "{\n"; + if (HasOptionalField(e_version)) + strm << setw(indent+10) << "version = " << setprecision(indent) << m_version << '\n'; + if (HasOptionalField(e_protoParam)) + strm << setw(indent+13) << "protoParam = " << setprecision(indent) << m_protoParam << '\n'; + if (HasOptionalField(e_commonParam)) + strm << setw(indent+14) << "commonParam = " << setprecision(indent) << m_commonParam << '\n'; + if (HasOptionalField(e_progIndParam)) + strm << setw(indent+15) << "progIndParam = " << setprecision(indent) << m_progIndParam << '\n'; + if (HasOptionalField(e_dummy1)) + strm << setw(indent+9) << "dummy1 = " << setprecision(indent) << m_dummy1 << '\n'; + if (HasOptionalField(e_callMgrParam)) + strm << setw(indent+15) << "callMgrParam = " << setprecision(indent) << m_callMgrParam << '\n'; + if (HasOptionalField(e_callSignallingParam)) + strm << setw(indent+22) << "callSignallingParam = " << setprecision(indent) << m_callSignallingParam << '\n'; + if (HasOptionalField(e_dummy2)) + strm << setw(indent+9) << "dummy2 = " << setprecision(indent) << m_dummy2 << '\n'; + if (HasOptionalField(e_callPreserveParam)) + strm << setw(indent+20) << "callPreserveParam = " << setprecision(indent) << m_callPreserveParam << '\n'; + strm << setw(indent-1) << setprecision(indent-2) << "}"; +} +#endif + + +PObject::Comparison CISCO_H225_H323_UU_NonStdInfo::Compare(const PObject & obj) const +{ +#ifndef PASN_LEANANDMEAN + PAssert(PIsDescendant(&obj, CISCO_H225_H323_UU_NonStdInfo), PInvalidCast); +#endif + const CISCO_H225_H323_UU_NonStdInfo & other = (const CISCO_H225_H323_UU_NonStdInfo &)obj; + + Comparison result; + + if ((result = m_version.Compare(other.m_version)) != EqualTo) + return result; + if ((result = m_protoParam.Compare(other.m_protoParam)) != EqualTo) + return result; + if ((result = m_commonParam.Compare(other.m_commonParam)) != EqualTo) + return result; + + return PASN_Sequence::Compare(other); +} + + +PINDEX CISCO_H225_H323_UU_NonStdInfo::GetDataLength() const +{ + PINDEX length = 0; + if (HasOptionalField(e_version)) + length += m_version.GetObjectLength(); + if (HasOptionalField(e_protoParam)) + length += m_protoParam.GetObjectLength(); + if (HasOptionalField(e_commonParam)) + length += m_commonParam.GetObjectLength(); + return length; +} + + +BOOL CISCO_H225_H323_UU_NonStdInfo::Decode(PASN_Stream & strm) +{ + if (!PreambleDecode(strm)) + return FALSE; + + if (HasOptionalField(e_version) && !m_version.Decode(strm)) + return FALSE; + if (HasOptionalField(e_protoParam) && !m_protoParam.Decode(strm)) + return FALSE; + if (HasOptionalField(e_commonParam) && !m_commonParam.Decode(strm)) + return FALSE; + if (!KnownExtensionDecode(strm, e_progIndParam, m_progIndParam)) + return FALSE; + if (!KnownExtensionDecode(strm, e_dummy1, m_dummy1)) + return FALSE; + if (!KnownExtensionDecode(strm, e_callMgrParam, m_callMgrParam)) + return FALSE; + if (!KnownExtensionDecode(strm, e_callSignallingParam, m_callSignallingParam)) + return FALSE; + if (!KnownExtensionDecode(strm, e_dummy2, m_dummy2)) + return FALSE; + if (!KnownExtensionDecode(strm, e_callPreserveParam, m_callPreserveParam)) + return FALSE; + + return UnknownExtensionsDecode(strm); +} + + +void CISCO_H225_H323_UU_NonStdInfo::Encode(PASN_Stream & strm) const +{ + PreambleEncode(strm); + + if (HasOptionalField(e_version)) + m_version.Encode(strm); + if (HasOptionalField(e_protoParam)) + m_protoParam.Encode(strm); + if (HasOptionalField(e_commonParam)) + m_commonParam.Encode(strm); + KnownExtensionEncode(strm, e_progIndParam, m_progIndParam); + KnownExtensionEncode(strm, e_dummy1, m_dummy1); + KnownExtensionEncode(strm, e_callMgrParam, m_callMgrParam); + KnownExtensionEncode(strm, e_callSignallingParam, m_callSignallingParam); + KnownExtensionEncode(strm, e_dummy2, m_dummy2); + KnownExtensionEncode(strm, e_callPreserveParam, m_callPreserveParam); + + UnknownExtensionsEncode(strm); +} + + +PObject * CISCO_H225_H323_UU_NonStdInfo::Clone() const +{ +#ifndef PASN_LEANANDMEAN + PAssert(IsClass(CISCO_H225_H323_UU_NonStdInfo::Class()), PInvalidCast); +#endif + return new CISCO_H225_H323_UU_NonStdInfo(*this); +} + + +#endif // if ! H323_DISABLE_CISCO_H225 + + +// End of cisco-h225.cxx diff --git a/channels/h323/compat_h323.cpp b/channels/h323/compat_h323.cpp deleted file mode 100644 index eec7361b2..000000000 --- a/channels/h323/compat_h323.cpp +++ /dev/null @@ -1,138 +0,0 @@ -#ifndef _GNU_SOURCE -#define _GNU_SOURCE -#endif -/* - * ast_h323.cpp - * - * OpenH323 Channel Driver for ASTERISK PBX. - * By Jeremy McNamara - * For The NuFone Network - * - * chan_h323 has been derived from code created by - * Michael Manousos and Mark Spencer - * - * This file is part of the chan_h323 driver for Asterisk - * - * chan_h323 is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * chan_h323 is distributed WITHOUT ANY WARRANTY; without even - * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR - * PURPOSE. See the GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Version Info: $Id$ - */ -#include -#include -#include - -#include "ast_h323.h" - -#if VERSION(OPENH323_MAJOR,OPENH323_MINOR,OPENH323_BUILD) < VERSION(1,17,3) -MyH323TransportTCP::MyH323TransportTCP( - H323EndPoint & endpoint, - PIPSocket::Address binding, - BOOL listen) - : H323TransportTCP(endpoint, binding, listen) -{ -} - -BOOL MyH323TransportTCP::Connect() -{ - if (IsListening()) - return TRUE; - - PTCPSocket * socket = new PTCPSocket(remotePort); - Open(socket); - - channelPointerMutex.StartRead(); - - socket->SetReadTimeout(10000/*endpoint.GetSignallingChannelConnectTimeout()*/); - - localPort = endpoint.GetNextTCPPort(); - WORD firstPort = localPort; - for (;;) { - PTRACE(4, "H323TCP\tConnecting to " - << remoteAddress << ':' << remotePort - << " (local port=" << localPort << ')'); - if (socket->Connect(localAddress, localPort, remoteAddress)) - break; - - int errnum = socket->GetErrorNumber(); - if (localPort == 0 || (errnum != EADDRINUSE && errnum != EADDRNOTAVAIL)) { - PTRACE(1, "H323TCP\tCould not connect to " - << remoteAddress << ':' << remotePort - << " (local port=" << localPort << ") - " - << socket->GetErrorText() << '(' << errnum << ')'); - channelPointerMutex.EndRead(); - return SetErrorValues(socket->GetErrorCode(), errnum); - } - - localPort = endpoint.GetNextTCPPort(); - if (localPort == firstPort) { - PTRACE(1, "H323TCP\tCould not bind to any port in range " << - endpoint.GetTCPPortBase() << " to " << endpoint.GetTCPPortMax()); - channelPointerMutex.EndRead(); - return SetErrorValues(socket->GetErrorCode(), errnum); - } - } - - socket->SetReadTimeout(PMaxTimeInterval); - - channelPointerMutex.EndRead(); - - return OnOpen(); -} -#endif - -BOOL MyH323TransportUDP::DiscoverGatekeeper(H323Gatekeeper &gk, H323RasPDU &pdu, const H323TransportAddress &address) -{ - PThread *thd = PThread::Current(); - - /* If we run in OpenH323's thread use it instead of creating new one */ - if (thd) - return H323TransportUDP::DiscoverGatekeeper(gk, pdu, address); - - /* Make copy of arguments to pass them into thread */ - discoverGatekeeper = &gk; - discoverPDU = &pdu; - discoverAddress = &address; - - /* Assume discovery thread isn't finished */ - discoverReady = FALSE; - - /* Create discovery thread */ - thd = PThread::Create(PCREATE_NOTIFIER(DiscoverMain), 0, - PThread::NoAutoDeleteThread, - PThread::NormalPriority, - "GkDiscovery:%x"); - - /* Wait until discovery thread signal us its finished */ - for(;;) { - discoverMutex.Wait(); - if (discoverReady) /* Thread has been finished */ - break; - discoverMutex.Signal(); - } - discoverMutex.Signal(); - - /* Cleanup/delete thread */ - thd->WaitForTermination(); - delete thd; - - return discoverResult; -} - -void MyH323TransportUDP::DiscoverMain(PThread &thread, INT arg) -{ - PWaitAndSignal m(discoverMutex); - - discoverResult = H323TransportUDP::DiscoverGatekeeper(*discoverGatekeeper, *discoverPDU, *discoverAddress); - discoverReady = TRUE; -} diff --git a/channels/h323/compat_h323.cxx b/channels/h323/compat_h323.cxx new file mode 100644 index 000000000..eec7361b2 --- /dev/null +++ b/channels/h323/compat_h323.cxx @@ -0,0 +1,138 @@ +#ifndef _GNU_SOURCE +#define _GNU_SOURCE +#endif +/* + * ast_h323.cpp + * + * OpenH323 Channel Driver for ASTERISK PBX. + * By Jeremy McNamara + * For The NuFone Network + * + * chan_h323 has been derived from code created by + * Michael Manousos and Mark Spencer + * + * This file is part of the chan_h323 driver for Asterisk + * + * chan_h323 is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * chan_h323 is distributed WITHOUT ANY WARRANTY; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + * PURPOSE. See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + * Version Info: $Id$ + */ +#include +#include +#include + +#include "ast_h323.h" + +#if VERSION(OPENH323_MAJOR,OPENH323_MINOR,OPENH323_BUILD) < VERSION(1,17,3) +MyH323TransportTCP::MyH323TransportTCP( + H323EndPoint & endpoint, + PIPSocket::Address binding, + BOOL listen) + : H323TransportTCP(endpoint, binding, listen) +{ +} + +BOOL MyH323TransportTCP::Connect() +{ + if (IsListening()) + return TRUE; + + PTCPSocket * socket = new PTCPSocket(remotePort); + Open(socket); + + channelPointerMutex.StartRead(); + + socket->SetReadTimeout(10000/*endpoint.GetSignallingChannelConnectTimeout()*/); + + localPort = endpoint.GetNextTCPPort(); + WORD firstPort = localPort; + for (;;) { + PTRACE(4, "H323TCP\tConnecting to " + << remoteAddress << ':' << remotePort + << " (local port=" << localPort << ')'); + if (socket->Connect(localAddress, localPort, remoteAddress)) + break; + + int errnum = socket->GetErrorNumber(); + if (localPort == 0 || (errnum != EADDRINUSE && errnum != EADDRNOTAVAIL)) { + PTRACE(1, "H323TCP\tCould not connect to " + << remoteAddress << ':' << remotePort + << " (local port=" << localPort << ") - " + << socket->GetErrorText() << '(' << errnum << ')'); + channelPointerMutex.EndRead(); + return SetErrorValues(socket->GetErrorCode(), errnum); + } + + localPort = endpoint.GetNextTCPPort(); + if (localPort == firstPort) { + PTRACE(1, "H323TCP\tCould not bind to any port in range " << + endpoint.GetTCPPortBase() << " to " << endpoint.GetTCPPortMax()); + channelPointerMutex.EndRead(); + return SetErrorValues(socket->GetErrorCode(), errnum); + } + } + + socket->SetReadTimeout(PMaxTimeInterval); + + channelPointerMutex.EndRead(); + + return OnOpen(); +} +#endif + +BOOL MyH323TransportUDP::DiscoverGatekeeper(H323Gatekeeper &gk, H323RasPDU &pdu, const H323TransportAddress &address) +{ + PThread *thd = PThread::Current(); + + /* If we run in OpenH323's thread use it instead of creating new one */ + if (thd) + return H323TransportUDP::DiscoverGatekeeper(gk, pdu, address); + + /* Make copy of arguments to pass them into thread */ + discoverGatekeeper = &gk; + discoverPDU = &pdu; + discoverAddress = &address; + + /* Assume discovery thread isn't finished */ + discoverReady = FALSE; + + /* Create discovery thread */ + thd = PThread::Create(PCREATE_NOTIFIER(DiscoverMain), 0, + PThread::NoAutoDeleteThread, + PThread::NormalPriority, + "GkDiscovery:%x"); + + /* Wait until discovery thread signal us its finished */ + for(;;) { + discoverMutex.Wait(); + if (discoverReady) /* Thread has been finished */ + break; + discoverMutex.Signal(); + } + discoverMutex.Signal(); + + /* Cleanup/delete thread */ + thd->WaitForTermination(); + delete thd; + + return discoverResult; +} + +void MyH323TransportUDP::DiscoverMain(PThread &thread, INT arg) +{ + PWaitAndSignal m(discoverMutex); + + discoverResult = H323TransportUDP::DiscoverGatekeeper(*discoverGatekeeper, *discoverPDU, *discoverAddress); + discoverReady = TRUE; +} -- cgit v1.2.3