aboutsummaryrefslogtreecommitdiffstats
path: root/channels/h323
diff options
context:
space:
mode:
Diffstat (limited to 'channels/h323')
-rwxr-xr-xchannels/h323/Makefile16
-rwxr-xr-xchannels/h323/ast_h323.cpp262
-rwxr-xr-xchannels/h323/ast_h323.h67
-rwxr-xr-xchannels/h323/chan_h323.h2
4 files changed, 117 insertions, 230 deletions
diff --git a/channels/h323/Makefile b/channels/h323/Makefile
index 4caee2d59..cd796b153 100755
--- a/channels/h323/Makefile
+++ b/channels/h323/Makefile
@@ -38,22 +38,6 @@ CFLAGS += -I$(OPENH323DIR)/include -Wno-missing-prototypes -Wno-missing-declarat
all: libchanh323.a
-
-install: all
- install -m 755 chan_h323.so $(ASTERISKDIR)
- @echo " + ---- chan_h323 Installation Complete ----- +"
- @echo " + +"
- @echo " + chan_h323 has successfully been installed. +"
- @echo " + If you would like to install the sample +"
- @echo " + configuration file (overwriting existing +"
- @echo " + config file), run: +"
- @echo " + +"
- @echo " + $(MAKE) samples +"
- @echo " + +"
- @echo " + ------------------------------------------ +"
- @echo " "
-
-
samples:
if [ -f $(ASTETCDIR)/h323.conf ]; then \
mv -f $(ASTETCDIR)/h323.conf $(ASTETCDIR)/h323.conf.old ; \
diff --git a/channels/h323/ast_h323.cpp b/channels/h323/ast_h323.cpp
index 73973e0d6..df6c26408 100755
--- a/channels/h323/ast_h323.cpp
+++ b/channels/h323/ast_h323.cpp
@@ -26,12 +26,10 @@
* Version Info: $Id$
*/
#include "ast_h323.h"
-#include "h323t38.h"
-
/* PWlib Required Components */
-#define MAJOR_VERSION 0
-#define MINOR_VERSION 1
+#define MAJOR_VERSION 1
+#define MINOR_VERSION 0
#define BUILD_TYPE ReleaseCode
#define BUILD_NUMBER 0
@@ -63,13 +61,6 @@ MyProcess::MyProcess(): PProcess("The NuFone Network's", "H.323 Channel Driver f
Resume();
}
-MyProcess::~MyProcess()
-{
- cout << " == PWLib proces going down." << endl;
- delete endPoint;
- endPoint = NULL;
-}
-
void MyProcess::Main()
{
cout << " == Creating H.323 Endpoint" << endl;
@@ -289,8 +280,9 @@ H323Capabilities MyH323EndPoint::GetCapabilities(void)
BOOL MyH323EndPoint::ClearCall(const PString & token)
{
- if (h323debug)
+ if (h323debug) {
cout << " -- ClearCall: Request to clear call with token " << token << endl;
+ }
return H323EndPoint::ClearCall(token);
}
@@ -317,24 +309,27 @@ BOOL MyH323EndPoint::OnConnectionForwarded(H323Connection & connection,
const PString & forwardParty,
const H323SignalPDU & pdu)
{
- if (h323debug)
- cout << " -- Call Forwarded to " << forwardParty << endl;
- return FALSE;
+ if (h323debug) {
+ cout << " -- Call Forwarded to " << forwardParty << endl;
+ }
+ return FALSE;
}
BOOL MyH323EndPoint::ForwardConnection(H323Connection & connection,
const PString & forwardParty,
const H323SignalPDU & pdu)
{
- if (h323debug)
+ if (h323debug) {
cout << " -- Forwarding call to " << forwardParty << endl;
- return H323EndPoint::ForwardConnection(connection, forwardParty, pdu);
+ }
+ return H323EndPoint::ForwardConnection(connection, forwardParty, pdu);
}
void MyH323EndPoint::OnConnectionEstablished(H323Connection & connection, const PString & estCallToken)
{
- if (h323debug)
+ if (h323debug) {
cout << " -- Connection Established with \"" << connection.GetRemotePartyName() << "\"" << endl;
+ }
on_connection_established(connection.GetCallReference());
}
@@ -353,7 +348,7 @@ void MyH323EndPoint::OnConnectionCleared(H323Connection & connection, const PStr
/* Convert complex strings */
char *s;
- if ((s = strchr(cd.call_source_aliases, ' ')) != NULL)
+ if ((s = strchr(cd.call_source_aliases, ' ')) != NULL)
*s = '\0';
/* Invoke the PBX application registered callback */
@@ -433,9 +428,6 @@ void MyH323EndPoint::OnConnectionCleared(H323Connection & connection, const PStr
cout << " -- Call with " << remoteName << " completed (" << connection.GetCallEndReason() << ")" << endl;
}
-
- cout << " -- Call with " << remoteName << " completed (" << connection.GetCallEndReason() << ")" << endl;
-
if(connection.IsEstablished())
if (h323debug)
@@ -457,29 +449,28 @@ H323Connection * MyH323EndPoint::CreateConnection(unsigned callReference, void *
}
/* MyH323Connection */
-MyH323Connection::MyH323Connection(MyH323EndPoint & ep,
- unsigned callReference,
- unsigned options)
- : H323Connection(ep,
- callReference,
- options)
+MyH323Connection::MyH323Connection(MyH323EndPoint & ep, unsigned callReference,
+ unsigned options)
+ : H323Connection(ep, callReference, options)
{
- remoteIpAddress = 0; // IP Address of remote endpoint
- remotePort = 0; // remote endpoint Data port (control is dataPort+1)
+ remoteIpAddress = 0; // IP Address of remote endpoint
+ remotePort = 0; // remote endpoint Data port (control is dataPort+1)
- if (h323debug)
+ if (h323debug) {
cout << " == New H.323 Connection created." << endl;
+ }
return;
}
MyH323Connection::~MyH323Connection()
{
- if (h323debug)
+ if (h323debug) {
cout << " == H.323 Connection deleted." << endl;
+ }
return;
}
-H323Connection::AnswerCallResponse MyH323Connection::OnAnswerCall(const PString & caller,
+H323Connection::AnswerCallResponse MyH323Connection::OnAnswerCall(const PString & caller,
const H323SignalPDU & /*setupPDU*/,
H323SignalPDU & /*connectPDU*/)
{
@@ -491,27 +482,27 @@ H323Connection::AnswerCallResponse MyH323Connection::OnAnswerCall(const PString
BOOL MyH323Connection::OnAlerting(const H323SignalPDU & /*alertingPDU*/, const PString & username)
{
- if (h323debug)
+ if (h323debug) {
cout << " -- Ringing phone for \"" << username << "\"" << endl;
+ }
return TRUE;
}
BOOL MyH323Connection::OnReceivedSignalSetup(const H323SignalPDU & setupPDU)
{
- if (h323debug)
+ if (h323debug) {
cout << " -- Received SETUP message..." << endl;
-
- call_details_t cd;
+ }
+ call_details_t cd;
PString sourceE164;
PString destE164;
PString sourceAliases;
PString destAliases;
- PString sourceIp;
-
+ PString sourceIp;
PIPSocket::Address Ip;
- WORD sourcePort;
+ WORD sourcePort;
sourceAliases = setupPDU.GetSourceAliases();
destAliases = setupPDU.GetDestinationAlias();
@@ -524,15 +515,15 @@ BOOL MyH323Connection::OnReceivedSignalSetup(const H323SignalPDU & setupPDU)
/* Convert complex strings */
// FIXME: deal more than one source alias
char *s;
- if ((s = strchr(sourceAliases, ' ')) != NULL)
+ if ((s = strchr(sourceAliases, ' ')) != NULL)
*s = '\0';
- if ((s = strchr(sourceAliases, '\t')) != NULL)
+ if ((s = strchr(sourceAliases, '\t')) != NULL)
*s = '\0';
char *s1;
- if ((s1 = strchr(destAliases, ' ')) != NULL)
- *s1 = '\0';
+ if ((s1 = strchr(destAliases, ' ')) != NULL)
+ *s1 = '\0';
if ((s1 = strchr(destAliases, '\t')) != NULL)
- *s1 = '\0';
+ *s1 = '\0';
GetSignallingChannel()->GetRemoteAddress().GetIpAndPort(Ip, sourcePort);
@@ -550,8 +541,9 @@ BOOL MyH323Connection::OnReceivedSignalSetup(const H323SignalPDU & setupPDU)
int res = on_incoming_call(cd);
if (!res) {
- if (h323debug)
+ if (h323debug) {
cout << " -- Call Failed" << endl;
+ }
return FALSE;
}
@@ -562,9 +554,9 @@ BOOL MyH323Connection::OnSendSignalSetup(H323SignalPDU & setupPDU)
{
call_details_t cd;
- if (h323debug)
+ if (h323debug) {
cout << " -- Sending SETUP message" << endl;
-
+ }
sourceAliases = setupPDU.GetSourceAliases();
destAliases = setupPDU.GetDestinationAlias();
@@ -576,15 +568,15 @@ BOOL MyH323Connection::OnSendSignalSetup(H323SignalPDU & setupPDU)
/* Convert complex strings */
// FIXME: deal more than one source alias
char *s;
- if ((s = strchr(sourceAliases, ' ')) != NULL)
+ if ((s = strchr(sourceAliases, ' ')) != NULL)
*s = '\0';
- if ((s = strchr(sourceAliases, '\t')) != NULL)
+ if ((s = strchr(sourceAliases, '\t')) != NULL)
*s = '\0';
char *s1;
- if ((s1 = strchr(destAliases, ' ')) != NULL)
- *s1 = '\0';
+ if ((s1 = strchr(destAliases, ' ')) != NULL)
+ *s1 = '\0';
if ((s1 = strchr(destAliases, '\t')) != NULL)
- *s1 = '\0';
+ *s1 = '\0';
cd.call_reference = GetCallReference();
cd.call_token = (const char *)GetCallToken();
@@ -596,8 +588,9 @@ BOOL MyH323Connection::OnSendSignalSetup(H323SignalPDU & setupPDU)
int res = on_outgoing_call(cd);
if (!res) {
- if (h323debug)
+ if (h323debug) {
cout << " -- Call Failed" << endl;
+ }
return FALSE;
}
@@ -606,49 +599,52 @@ BOOL MyH323Connection::OnSendSignalSetup(H323SignalPDU & setupPDU)
BOOL MyH323Connection::OnSendReleaseComplete(H323SignalPDU & releaseCompletePDU)
{
- if (h323debug)
+ if (h323debug) {
cout << " -- Sending RELEASE COMPLETE" << endl;
+ }
return H323Connection::OnSendReleaseComplete(releaseCompletePDU);
}
BOOL MyH323Connection::OnReceivedFacility(const H323SignalPDU & pdu)
{
- if (h323debug)
+ if (h323debug) {
cout << " -- Received Facility message... " << endl;
+ }
return H323Connection::OnReceivedFacility(pdu);
}
void MyH323Connection::OnReceivedReleaseComplete(const H323SignalPDU & pdu)
{
- if (h323debug)
+ if (h323debug) {
cout << " -- Received RELEASE COMPLETE message..." << endl;
+ }
return H323Connection::OnReceivedReleaseComplete(pdu);
-
}
BOOL MyH323Connection::OnClosingLogicalChannel(H323Channel & channel)
{
- if (h323debug)
+ if (h323debug) {
cout << " -- Closing logical channel..." << endl;
+ }
return H323Connection::OnClosingLogicalChannel(channel);
}
void MyH323Connection::SendUserInputTone(char tone, unsigned duration)
{
- if (h323debug)
+ if (h323debug) {
cout << " -- Sending user input tone (" << tone << ") to remote" << endl;
-
- on_send_digit(GetCallReference(), tone);
-
+ }
+ on_send_digit(GetCallReference(), tone);
H323Connection::SendUserInputTone(tone, duration);
}
void MyH323Connection::OnUserInputTone(char tone, unsigned duration, unsigned logicalChannel, unsigned rtpTimestamp)
{
if (mode == H323_DTMF_INBAND) {
- if (h323debug)
+ if (h323debug) {
cout << " -- Received user input tone (" << tone << ") from remote" << endl;
+ }
on_send_digit(GetCallReference(), tone);
}
H323Connection::OnUserInputTone(tone, duration, logicalChannel, rtpTimestamp);
@@ -657,30 +653,34 @@ void MyH323Connection::OnUserInputTone(char tone, unsigned duration, unsigned lo
void MyH323Connection::OnUserInputString(const PString &value)
{
if (mode == H323_DTMF_RFC2833) {
- if (h323debug)
+ if (h323debug) {
cout << " -- Received user input string (" << value << ") from remote." << endl;
+ }
on_send_digit(GetCallReference(), value[0]);
}
}
-H323Channel * MyH323Connection::CreateRealTimeLogicalChannel(const H323Capability & capability,
- H323Channel::Directions dir,
- unsigned sessionID,
- const H245_H2250LogicalChannelParameters * /*param*/)
+H323Channel * MyH323Connection::CreateRealTimeLogicalChannel(const H323Capability & capability,
+ H323Channel::Directions dir,
+ unsigned sessionID,
+ const H245_H2250LogicalChannelParameters * /*param*/)
{
struct rtp_info *info;
- WORD port;
/* Determine the Local (A side) IP Address and port */
info = on_create_connection(GetCallReference());
-
-// if (bridging) {
-// externalIpAddress = PIPSocket::Address(info->addr);
-// } else {
+
+#if 0
+ WORD port;
+
+ if (bridging) {
+ externalIpAddress = PIPSocket::Address(info->addr);
+ } else {
GetControlChannel().GetLocalAddress().GetIpAndPort(externalIpAddress, port);
-// }
+ }
-// externalIpAddress = PIPSocket::Address("192.168.1.50");
+ externalIpAddress = PIPSocket::Address("192.168.1.50");
+#endif
externalPort = info->port;
@@ -706,11 +706,11 @@ BOOL MyH323Connection::OnStartLogicalChannel(H323Channel & channel)
}
// adjust the count of channels we have open
channelsOpen++;
- if (h323debug)
+ if (h323debug) {
cout << " -- channelsOpen = " << channelsOpen << endl;
-
+ }
H323_ExternalRTPChannel & external = (H323_ExternalRTPChannel &)channel;
- external.GetRemoteAddress(remoteIpAddress, remotePort);
+ external.GetRemoteAddress(remoteIpAddress, remotePort);
if (h323debug) {
cout << " -- remoteIpAddress: " << remoteIpAddress << endl;
@@ -724,34 +724,6 @@ BOOL MyH323Connection::OnStartLogicalChannel(H323Channel & channel)
return TRUE;
}
-#if 0
-MyGatekeeperServer::MyGatekeeperServer(MyH323EndPoint & ep)
- : H323GatekeeperServer(ep),
- endpoint(ep)
-{
-}
-
-
-BOOL MyGatekeeperServer::Initialise()
-{
- PINDEX i;
-
- PWaitAndSignal mutex(reconfigurationMutex);
-
- SetGatekeeperIdentifier("TESTIES");
-
- // Interfaces to listen on
- H323TransportAddressArray interfaces;
- interfaces.Append(new H323TransportAddress(0.0.0.0);
- AddListeners(interfaces);
-
- // lots more to come
-
- return TRUE;
-
-}
-
-#endif
/** IMPLEMENTATION OF C FUNCTIONS */
@@ -781,32 +753,35 @@ 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_end_process(void)
-{
+{
+ endPoint->ClearAllCalls();
+ endPoint->RemoveListener(NULL);
+ delete endPoint;
delete localProcess;
}
void h323_debug(int flag, unsigned level)
{
- if (flag)
+ if (flag) {
PTrace:: SetLevel(level);
- else
+ } 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_connection_cb confunc,
- start_logchan_cb lfunc,
- clear_con_cb clfunc,
- con_established_cb efunc,
- send_digit_cb dfunc)
+void h323_callback_register(setup_incoming_cb ifunc,
+ setup_outbound_cb sfunc,
+ on_connection_cb confunc,
+ start_logchan_cb lfunc,
+ clear_con_cb clfunc,
+ con_established_cb efunc,
+ send_digit_cb dfunc)
{
on_incoming_call = ifunc;
on_outgoing_call = sfunc;
@@ -823,26 +798,19 @@ void h323_callback_register(setup_incoming_cb ifunc,
int h323_set_capability(int cap, int dtmfMode)
{
int g711Frames = 30;
- int gsmFrames = 4;
+ int gsmFrames = 4;
-
if (!h323_end_point_exist()) {
cout << " ERROR: [h323_set_capablity] No Endpoint, this is bad" << endl;
return 1;
}
mode = dtmfMode;
- if (dtmfMode == H323_DTMF_INBAND)
+ if (dtmfMode == H323_DTMF_INBAND) {
endPoint->SetSendUserInputMode(H323Connection::SendUserInputAsTone);
- else
+ } else {
endPoint->SetSendUserInputMode(H323Connection::SendUserInputAsInlineRFC2833);
-
-
- /* Hardcode this for now (Someone tell me if T.38 works now
- or provide me with some debug so we can make this work */
-
-// endPoint->SetCapability(0, 0, new H323_T38Capability(H323_T38Capability::e_UDP));
-
+ }
if (cap & AST_FORMAT_SPEEX) {
/* Not real sure if Asterisk acutally supports all
of the various different bit rates so add them
@@ -869,14 +837,13 @@ int h323_set_capability(int cap, int dtmfMode)
if (cap & AST_FORMAT_GSM) {
H323_GSM0610Capability *gsmCap;
- endPoint->SetCapability(0, 0, gsmCap = new H323_GSM0610Capability);
- gsmCap->SetTxFramesInPacket(gsmFrames);
+ endPoint->SetCapability(0, 0, gsmCap = new H323_GSM0610Capability);
+ gsmCap->SetTxFramesInPacket(gsmFrames);
}
if (cap & AST_FORMAT_ULAW) {
-
H323_G711Capability *g711uCap;
- endPoint->SetCapability(0, 0, g711uCap = new H323_G711Capability(H323_G711Capability::muLaw));
+ endPoint->SetCapability(0, 0, g711uCap = new H323_G711Capability(H323_G711Capability::muLaw));
g711uCap->SetTxFramesInPacket(g711Frames);
}
@@ -900,9 +867,10 @@ int h323_start_listener(int listenPort, struct sockaddr_in bindaddr)
PIPSocket::Address interfaceAddress(bindaddr.sin_addr);
- if (!listenPort)
+ if (!listenPort) {
listenPort = 1720;
-
+ }
+
/** H.323 listener */
H323ListenerTCP *tcpListener;
@@ -914,8 +882,6 @@ int h323_start_listener(int listenPort, struct sockaddr_in bindaddr)
return 1;
}
-
-// cout << " == H.323 listener started on " << ((H323ListenerTCP *) tcpListener)->GetTransportAddress() << endl;
cout << " == H.323 listener started" << endl;
return 0;
@@ -936,7 +902,6 @@ int h323_set_alias(struct oh323_alias *alias)
cout << " == Adding alias \"" << h323id << "\" to endpoint" << endl;
endPoint->AddAliasName(h323id);
-
endPoint->RemoveAliasName(localProcess->GetUserName());
if (!e164.IsEmpty()) {
@@ -997,7 +962,6 @@ int h323_set_gk(int gatekeeper_discover, char *gatekeeper, char *secret)
if (strlen(secret)) {
endPoint->SetGatekeeperPassword(pass);
}
-
if (gatekeeper_discover) {
/* discover the gk using multicast */
@@ -1009,20 +973,21 @@ int h323_set_gk(int gatekeeper_discover, char *gatekeeper, char *secret)
}
} else {
/* Gatekeeper operations */
- H323TransportUDP *rasChannel = new H323TransportUDP(*endPoint);
-
- if (!rasChannel) {
- cout << " *** No RAS Channel, this is bad" << endl;
+ if (endPoint->rasChannel) {
+ delete endPoint->rasChannel;
+ }
+ endPoint->rasChannel = new H323TransportUDP(*endPoint);
+
+ if (!endPoint->rasChannel) {
+ cout << " *** No RAS Channel, this is bad" << endl;
return 1;
}
- if (endPoint->SetGatekeeper(gkName, rasChannel)) {
+ if (endPoint->SetGatekeeper(gkName, endPoint->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? */
-
- // delete rasChannel;
return 1;
}
}
@@ -1070,7 +1035,6 @@ int h323_clear_call(const char *call_token)
}
endPoint->ClearCall(PString(call_token));
-
return 0;
};
@@ -1079,7 +1043,6 @@ int h323_clear_call(const char *call_token)
int h323_answering_call(const char *token, int busy)
{
const PString currentToken(token);
-
H323Connection * connection;
connection = endPoint->FindConnectionWithLock(currentToken);
@@ -1105,7 +1068,6 @@ int h323_answering_call(const char *token, int busy)
int h323_show_codec(int fd, int argc, char *argv[])
{
cout << "Allowed Codecs:\n\t" << setprecision(2) << endPoint->GetCapabilities() << endl;
-
return 0;
}
diff --git a/channels/h323/ast_h323.h b/channels/h323/ast_h323.h
index 00494c486..71fd38924 100755
--- a/channels/h323/ast_h323.h
+++ b/channels/h323/ast_h323.h
@@ -213,12 +213,13 @@ class MyH323EndPoint : public H323EndPoint {
PStringArray SupportedPrefixes;
- void SetEndpointTypeInfo( H225_EndpointType & info ) const;
- void SetGateway(void);
+ void SetEndpointTypeInfo( H225_EndpointType & info ) const;
+ void SetGateway(void);
+
+ H323TransportUDP *rasChannel;
};
-
class MyH323Connection : public H323Connection {
PCLASSINFO(MyH323Connection, H323Connection);
@@ -248,70 +249,13 @@ class MyH323Connection : public H323Connection {
PString destE164;
PIPSocket::Address externalIpAddress; // IP address of media server
- PIPSocket::Address remoteIpAddress; // IP Address of remote endpoint
+ PIPSocket::Address remoteIpAddress; // IP Address of remote endpoint
WORD externalPort; // local media server Data port (control is dataPort+1)
WORD remotePort; // remote endpoint Data port (control is dataPort+1)
WORD sessionId;
BOOL bridging; // Used to help determine which IP to use
};
-
-#if 0
-class MyGatekeeperServer : public H323GatekeeperServer
-{
- PCLASSINFO(MyGatekeeperServer, H323GatekeeperServer);
- public:
- MyGatekeeperServer(MyH323EndPoint & ep);
-
- // Overrides
- virtual H323GatekeeperCall * CreateCall(
- const OpalGloballyUniqueID & callIdentifier,
- H323GatekeeperCall::Direction direction
- );
- virtual BOOL TranslateAliasAddressToSignalAddress(
- const H225_AliasAddress & alias,
- H323TransportAddress & address
- );
-
- // new functions
- BOOL Initialise();
-
- private:
- class RouteMap : public PObject {
- PCLASSINFO(RouteMap, PObject);
- public:
- RouteMap(
- const PString & alias,
- const PString & host
- );
- RouteMap(
- const RouteMap & map
- ) : alias(map.alias), regex(map.alias), host(map.host) { }
-
- void PrintOn(
- ostream & strm
- ) const;
-
- BOOL IsValid() const;
-
- BOOL IsMatch(
- const PString & alias
- ) const;
-
- const H323TransportAddress & GetHost() const { return host; }
-
- private:
- PString alias;
- PRegularExpression regex;
- H323TransportAddress host;
- };
- PList<RouteMap> routes;
-
- PMutex reconfigurationMutex;
-};
-
-#endif
-
/**
* The MyProcess is a necessary descendant PProcess class so that the H323EndPoint
* objected to be created from within that class. (Who owns main() problem).
@@ -322,7 +266,6 @@ class MyProcess : public PProcess {
public:
MyProcess();
- ~MyProcess();
void Main();
diff --git a/channels/h323/chan_h323.h b/channels/h323/chan_h323.h
index f152e6a39..138290fc4 100755
--- a/channels/h323/chan_h323.h
+++ b/channels/h323/chan_h323.h
@@ -28,8 +28,6 @@
#include <arpa/inet.h>
-static struct sockaddr_in bindaddr;
-
/* structure to hold the valid asterisk users */
struct oh323_user {
char name[80];