/* 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 {
/* Request our peer to send RTP packets to the same address we
* use for signalling. We rely on OpenH323 to determine this
* address. */
connection.GetSignallingChannel()->GetLocalAddress().GetIpAddress(localIpAddr);
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();
}
BOOL MyH323_ExternalRTPChannel::OnReceivedAckPDU(const H245_H2250LogicalChannelAckParameters & param)
{
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)) {
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;
}
/** 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::MakeCall(const PString & dest, PString & token, unsigned int *callReference, call_options_t *opts)
{
PString fullAddress;
MyH323Connection * connection;
/* 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;
}
}
if (!(connection = (MyH323Connection *)H323EndPoint::MakeCallLocked(fullAddress, token, opts))) {
if (h323debug) {
cout << "Error making call to \"" << fullAddress << '"' << endl;
}
return 1;
}
*callReference = connection->GetCallReference();
if (opts->cid_num) {
connection->ast_cid_num = PString(opts->cid_num);
}
if (opts->cid_name) {
connection->ast_cid_name = PString(opts->cid_name);
connection->SetLocalPartyName(connection->ast_cid_name);
}
connection->dtmfCodec = (RTP_DataFrame::PayloadTypes)opts->dtmfcodec;
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;
}
/* 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\n";
return;
}
cout << "Native Bridge: them [" << them << "]" << endl;
channel = connection->FindChannel(connection->sessionId, TRUE);
connection->bridging = TRUE;
connection->CloseLogicalChannelNumber(channel->GetNumber());
connection->Unlock();
return;
}
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;
};
/**
* Add capability to the capability table of the end point.
*/
int h323_set_capabilities(const char *token, int cap, int dtmfMode, struct ast_codec_pref *prefs)
{
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(cap, dtmfMode, prefs);
conn->Unlock();
return 0;
}
/** MyH323EndPoint
* 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::MakeCall(const PString & dest, PString & token, unsigned int *callReference, unsigned int port, char *callerid, char *callername)
{
PString fullAddress;
MyH323Connection * connection;
/* Determine whether we are using a gatekeeper or not. */
if (GetGatekeeper() != NULL) {
fullAddress = dest;
if (h323debug)
cout << " -- Making call to " << fullAddress << " using gatekeeper." << endl;
} else {
fullAddress = dest; /* host */
if (h323debug)
cout << " -- Making call to " << fullAddress << "." << endl;
}
if (!(connection = (MyH323Connection *)H323EndPoint::MakeCallLocked(fullAddress, token))) {
if (h323debug)
cout << "Error making call to \"" << fullAddress << '"' << endl;
return 1;
}
*callReference = connection->GetCallReference();
if (callerid)
connection->SetLocalPartyName(PString(callerid));
if (callername) {
localAliasNames.RemoveAll();
connection->SetLocalPartyName(PString(callername));
if (callerid)
localAliasNames.AppendString(PString(callerid));
} else if (callerid) {
localAliasNames.RemoveAll();
connection->SetLocalPartyName(PString(callerid));
}
connection->AST_Outgoing = TRUE;
connection->Unlock();
if (h323debug) {
cout << " -- " << GetLocalUserName() << " is calling host " << fullAddress << endl;
cout << " -- " << "Call token is " << (const char *)token << endl;
cout << " -- Call reference is " << *callReference << endl;
}
return 0;
}