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support early media/intercept Bug #562 

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@3815 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Jeremy McNamara 2004-09-21 18:42:37 +00:00
parent 291ce3e839
commit ef889d6672
4 changed files with 124 additions and 20 deletions
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4
channels/chan_h323.c
View File

@ -1766,6 +1766,9 @@ int reload_config(void)
}
ast_mutex_unlock(&caplock);
/* set default options */
h323_set_options(noFastStart,noH245Tunneling);
return 0;
}
@ -1985,7 +1988,6 @@ int load_module()
send_digit,
answer_call);
/* start the h.323 listener */
if (h323_start_listener(port, bindaddr)) {
ast_log(LOG_ERROR, "Unable to create H323 listener.\n");

132
channels/h323/ast_h323.cpp
View File

@ -272,6 +272,8 @@ int MyH323EndPoint::MakeCall(const PString & dest, PString & token, unsigned int
localAliasNames.RemoveAll();
connection->SetLocalPartyName(PString(callerid));
}
connection->AST_Outgoing = TRUE;
connection->Unlock();
@ -357,7 +359,8 @@ BOOL MyH323EndPoint::ForwardConnection(H323Connection & connection,
void MyH323EndPoint::OnConnectionEstablished(H323Connection & connection, const PString & estCallToken)
{
if (h323debug) {
cout << " -- Connection Established with \"" << connection.GetRemotePartyName() << "\"" << endl;
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());
}
@ -478,9 +481,13 @@ H323Connection * MyH323EndPoint::CreateConnection(unsigned callReference, void *
if (noFastStart)
options |= H323Connection::FastStartOptionDisable;
else
options |= H323Connection::FastStartOptionEnable;
if (noH245Tunneling)
options |= H323Connection::H245TunnelingOptionDisable;
else
options |= H323Connection::H245TunnelingOptionEnable;
return new MyH323Connection(*this, callReference, options);
}
@ -493,7 +500,8 @@ MyH323Connection::MyH323Connection(MyH323EndPoint & ep, unsigned callReference,
if (h323debug) {
cout << " == New H.323 Connection created." << endl;
}
AST_RTP_Connected = FALSE;
AST_Outgoing = FALSE;
return;
}
@ -506,10 +514,12 @@ MyH323Connection::~MyH323Connection()
}
H323Connection::AnswerCallResponse MyH323Connection::OnAnswerCall(const PString & caller,
const H323SignalPDU & /*setupPDU*/,
H323SignalPDU & /*connectPDU*/)
const H323SignalPDU & /*setupPDU*/,
H323SignalPDU & /*connectPDU*/)
{
if (h323debug)
cout << "\t=-= In OnAnswerCall for call " << GetCallReference() << endl;
if (!on_answer_call(GetCallReference(), (const char *)GetCallToken()))
return H323Connection::AnswerCallDenied;
@ -521,12 +531,43 @@ H323Connection::AnswerCallResponse MyH323Connection::OnAnswerCall(const PString
BOOL MyH323Connection::OnAlerting(const H323SignalPDU & /*alertingPDU*/, const PString & username)
{
PIPSocket::Address remoteIpAddress;
WORD remotePort;
H323_ExternalRTPChannel * channel;
if (h323debug) {
cout << " -- Ringing phone for \"" << username << "\"" << endl;
if (h323debug)
cout << "\t =-= In OnAlerting for call " << GetCallReference()
<< ": sessionId=" << sessionId << endl;
/* Connect RTP if logical channel has already been opened */
if (Lock()) {
if ( (channel = (H323_ExternalRTPChannel*) FindChannel(sessionId,TRUE)) ) {
channel->GetRemoteAddress(remoteIpAddress, remotePort);
if (h323debug) {
cout << "\t\t--- found logical channel. Connecting RTP" << endl;
cout << "\t\tRTP channel id " << sessionId << " parameters:" << endl;
cout << "\t\t-- remoteIpAddress: " << remoteIpAddress << endl;
cout << "\t\t-- remotePort: " << remotePort << endl;
cout << "\t\t-- ExternalIpAddress: " << externalIpAddress << endl;
cout << "\t\t-- ExternalPort: " << externalPort << endl;
}
on_start_logical_channel(GetCallReference(),(const char *)remoteIpAddress.AsString(), remotePort,
(const char *)GetCallToken() );
AST_RTP_Connected=TRUE;
} else
if (h323debug)
cout << "\t\t--- no logical channels" << endl;
if (h323debug) {
cout << " -- Ringing phone for \"" << username << "\"" << endl;
}
on_chan_ringing(GetCallReference(), (const char *)GetCallToken() );
Unlock();
return TRUE;
}
on_chan_ringing(GetCallReference(), (const char *)GetCallToken());
return TRUE;
ast_log(LOG_ERROR,"chan_h323: OnAlerting: Could not obtain connection lock");
return FALSE;
}
BOOL MyH323Connection::OnReceivedSignalSetup(const H323SignalPDU & setupPDU)
@ -723,6 +764,7 @@ H323Channel * MyH323Connection::CreateRealTimeLogicalChannel(const H323Capabilit
GetControlChannel().GetLocalAddress().GetIpAndPort(externalIpAddress, port);
externalPort = info->port;
sessionId = sessionID;
if (h323debug) {
cout << " =*= In CreateRealTimeLogicalChannel for call " << GetCallReference() << endl;
@ -740,6 +782,9 @@ H323Channel * MyH323Connection::CreateRealTimeLogicalChannel(const H323Capabilit
*/
BOOL MyH323Connection::OnStartLogicalChannel(H323Channel & channel)
{
PIPSocket::Address remoteIpAddress;
WORD remotePort;
if (h323debug) {
cout << " -- Started logical channel: ";
cout << ((channel.GetDirection()==H323Channel::IsTransmitter)?"sending ":((channel.GetDirection()==H323Channel::IsReceiver)?"receiving ":" "));
@ -753,6 +798,27 @@ BOOL MyH323Connection::OnStartLogicalChannel(H323Channel & channel)
cout << " -- channelsOpen = " << channelsOpen << endl;
}
if (!Lock()) {
ast_log(LOG_ERROR,"chan_h323: OnStartLogicalChannel: Could not obtain connection lock");
return FALSE;
}
/* Connect RTP for incoming calls */
if (!AST_Outgoing) {
H323_ExternalRTPChannel & external = (H323_ExternalRTPChannel &)channel;
external.GetRemoteAddress(remoteIpAddress, remotePort);
if (h323debug) {
cout << "\t\tRTP channel id " << sessionId << " parameters:" << endl;
cout << "\t\t-- remoteIpAddress: " << remoteIpAddress << endl;
cout << "\t\t-- remotePort: " << remotePort << endl;
cout << "\t\t-- ExternalIpAddress: " << externalIpAddress << endl;
cout << "\t\t-- ExternalPort: " << externalPort << endl;
}
/* Notify Asterisk of remote RTP information */
on_start_logical_channel(GetCallReference(), (const char *)remoteIpAddress.AsString(), remotePort,
(const char *)GetCallToken());
AST_RTP_Connected = TRUE;
}
Unlock();
return TRUE;
}
@ -793,16 +859,36 @@ BOOL MyH323_ExternalRTPChannel::OnReceivedAckPDU(const H245_H2250LogicalChannelA
{
PIPSocket::Address remoteIpAddress;
WORD remotePort;
MyH323Connection* conn = (MyH323Connection*) &connection;
if (h323debug)
cout << "\t=-= In OnReceivedAckPDU for call " << connection.GetCallReference() << endl;
if (H323_ExternalRTPChannel::OnReceivedAckPDU(param)) {
H323_ExternalRTPChannel::GetRemoteAddress(remoteIpAddress, remotePort);
/* Notify Asterisk of remote RTP information */
on_start_logical_channel(connection.GetCallReference(), (const char *)remoteIpAddress.AsString(), remotePort,
(const char *)connection.GetCallToken() );
return TRUE;
}
return FALSE;
if (H323_ExternalRTPChannel::OnReceivedAckPDU(param)) {
if (!connection.Lock()) {
ast_log(LOG_ERROR,"chan_h323: OnReceivedAckPDU: Could not obtain connection lock");
return FALSE;
}
/* if RTP hasn't been connected yet */
if (!conn->AST_RTP_Connected) {
H323_ExternalRTPChannel::GetRemoteAddress(remoteIpAddress, remotePort);
if (h323debug) {
cout << "\t\tRTP channel id " << sessionID << " parameters:" << endl;
cout << "\t\t-- remoteIpAddress: " << remoteIpAddress << endl;
cout << "\t\t-- remotePort: " << remotePort << endl;
cout << "\t\t-- ExternalIpAddress: " << conn->externalIpAddress << endl;
cout << "\t\t-- ExternalPort: " << conn->externalPort << endl;
}
/* Notify Asterisk of remote RTP information */
on_start_logical_channel(connection.GetCallReference(), (const char *)remoteIpAddress.AsString(), remotePort,
(const char *)conn->GetCallToken());
conn->AST_RTP_Connected = TRUE;
}
connection.Unlock();
return TRUE;
}
return FALSE;
}
/** IMPLEMENTATION OF C FUNCTIONS */
@ -1145,6 +1231,9 @@ int h323_send_alerting(const char *token)
connection = endPoint->FindConnectionWithLock(currentToken);
if (h323debug)
ast_verbose("\tSending alerting\n");
if (!connection) {
cout << "No connection found for " << token << endl;
return -1;
@ -1191,8 +1280,12 @@ int h323_answering_call(const char *token, int busy)
}
if (!busy) {
if (h323debug)
ast_verbose("\tanswering call\n");
connection->AnsweringCall(H323Connection::AnswerCallNow);
} else {
if (h323debug)
ast_verbose("\tdenying call\n");
connection->AnsweringCall(H323Connection::AnswerCallDenied);
}
connection->Unlock();
@ -1237,5 +1330,12 @@ void h323_native_bridge(const char *token, const char *them, char *capability)
}
/* set defalt h323 options */
void h323_set_options(int nofs, int noh245tun) {
noFastStart = nofs;
noH245Tunneling = noh245tun;
return;
}
} /* extern "C" */

3
channels/h323/ast_h323.h
View File

@ -241,7 +241,8 @@ class MyH323Connection : public H323Connection {
WORD externalPort;
WORD sessionId;
BOOL bridging;
BOOL AST_RTP_Connected;
BOOL AST_Outgoing;
};
class MyH323_ExternalRTPChannel : public H323_ExternalRTPChannel {

5
channels/h323/chan_h323.h
View File

@ -202,7 +202,8 @@ extern "C" {
/* H323 create and destroy sessions */
int h323_make_call(char *host, call_details_t *cd, call_options_t);
int h323_clear_call(const char *);
void h323_set_options(int nofs, int noh245tun);
/* H.323 alerting and progress */
int h323_send_alerting(const char *token);
int h323_send_progress(const char *token);
@ -210,7 +211,7 @@ extern "C" {
int h323_answering_call(const char *token, int);
int h323_soft_hangup(const char *data);
int h323_show_codec(int fd, int argc, char *argv[]);
#ifdef __cplusplus
}