/usr/include/openh323/h323.h is in libh323plus-dev 1.21.0~dfsg-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* h323.h
*
* H.323 protocol handler
*
* Open H323 Library
*
* Copyright (c) 1998-2000 Equivalence Pty. Ltd.
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Open H323 Library.
*
* The Initial Developer of the Original Code is Equivalence Pty. Ltd.
*
* Portions of this code were written with the assisance of funding from
* Vovida Networks, Inc. http://www.vovida.com.
*
* Contributor(s): ______________________________________.
*
* $Log: h323.h,v $
* Revision 1.2 2007/08/07 18:37:26 shorne
* removed ptlib loading
*
* Revision 1.1 2007/08/06 20:50:49 shorne
* First commit of h323plus
*
* Revision 1.140.6.1 2006/12/23 19:08:02 shorne
* Plugin video codecs & sundry
*
* Revision 1.140 2005/01/03 06:25:52 csoutheren
* Added extensive support for disabling code modules at compile time
*
* Revision 1.139 2004/05/10 13:37:49 rjongbloed
* Changed G.726 and MS-ADPCM to plug in codecs.
*
* Revision 1.138 2004/05/04 23:54:07 csoutheren
* Removed usage of lpc10codec.h
*
* Revision 1.137 2004/05/03 13:21:40 rjongbloed
* Converted everything to be codec plug in freindly
* Removed GSM and G.729 as now plug ins are "the way"!
*
* Revision 1.136 2004/05/02 13:47:56 csoutheren
* Removed gsmcodec.h
*
* Revision 1.135 2004/04/05 04:22:55 rjongbloed
* Removed speex and iLBC direct build as now use plug in
*
* Revision 1.134 2004/04/03 12:17:07 csoutheren
* Updated plugin changes for RTTI changes and added missing include
*
* Revision 1.133 2004/04/03 10:38:23 csoutheren
* Added in initial cut at codec plugin code. Branches are for wimps :)
*
* Revision 1.132.2.1 2004/03/31 11:50:24 csoutheren
* Removed references to builtin iLBC as this has been moved to plugins
*
* Revision 1.132 2003/06/06 02:19:03 rjongbloed
* Added iLBC codec
*
* Revision 1.131 2003/05/14 03:29:56 rjongbloed
* Added H.263 codec and autoconf options header file.
*
* Revision 1.130 2002/11/05 02:18:03 robertj
* Changed default for speex codec to be included.
*
* Revision 1.129 2002/11/04 02:57:24 dereks
* Put test around include of speexcodec.h SPEEX is now an optional codec.
*
* Revision 1.128 2002/10/24 05:34:03 robertj
* Added speex codec
*
* Revision 1.127 2002/10/01 03:07:12 robertj
* Added version number functions for OpenH323 library itself, plus included
* library version in the default vendor information.
*
* Revision 1.126 2002/06/27 03:08:57 robertj
* Added code to include G.729 & G.726 codecs on static linking.
*
* Revision 1.125 2001/10/23 02:18:06 dereks
* Initial release of CU30 video codec.
*
* Revision 1.124 2001/09/11 01:24:36 robertj
* Added conditional compilation to remove video and/or audio codecs.
*
* Revision 1.123 2001/08/06 03:08:11 robertj
* Fission of h323.h to h323ep.h & h323con.h, h323.h now just includes files.
*
* Revision 1.122 2001/08/01 00:46:16 craigs
* Added ability to early start without Alerting
*
* Revision 1.121 2001/07/17 04:44:29 robertj
* Partial implementation of T.120 and T.38 logical channels.
*
* Revision 1.120 2001/07/06 02:29:12 robertj
* Moved initialisation of local capabilities back to constructor for
* backward compatibility reasons.
*
* Revision 1.119 2001/07/05 04:18:23 robertj
* Added call back for setting local capabilities.
*
* Revision 1.118 2001/06/19 03:55:28 robertj
* Added transport to CreateConnection() function so can use that as part of
* the connection creation decision making process.
*
* Revision 1.117 2001/06/14 23:18:04 robertj
* Change to allow for CreateConnection() to return NULL to abort call.
*
* Revision 1.116 2001/06/14 04:24:16 robertj
* Changed incoming call to pass setup pdu to endpoint so it can create
* different connection subclasses depending on the pdu eg its alias
*
* Revision 1.115 2001/06/13 06:38:23 robertj
* Added early start (media before connect) functionality.
*
* Revision 1.114 2001/05/31 01:28:47 robertj
* Added functions to determine if call currently being held.
*
* Revision 1.113 2001/05/30 23:34:54 robertj
* Added functions to send TCS=0 for transmitter side pause.
*
* Revision 1.112 2001/05/17 07:11:29 robertj
* Added more call end types for common transport failure modes.
*
* Revision 1.111 2001/05/17 03:31:07 robertj
* Fixed support for transmiter side paused (TCS=0), thanks Paul van de Wijngaard
*
* Revision 1.110 2001/05/14 05:56:25 robertj
* Added H323 capability registration system so can add capabilities by
* string name instead of having to instantiate explicit classes.
*
* Revision 1.109 2001/05/09 04:59:02 robertj
* Bug fixes in H.450.2, thanks Klein Stefan.
*
* Revision 1.108 2001/05/09 04:07:53 robertj
* Added more call end codes for busy and congested.
*
* Revision 1.107 2001/05/01 04:34:10 robertj
* Changed call transfer API slightly to be consistent with new hold function.
*
* Revision 1.106 2001/05/01 02:12:48 robertj
* Added H.450.4 call hold (Near End only), thanks David M. Cassel.
*
* Revision 1.105 2001/04/23 01:31:13 robertj
* Improved the locking of connections especially at shutdown.
*
* Revision 1.104 2001/04/11 03:01:27 robertj
* Added H.450.2 (call transfer), thanks a LOT to Graeme Reid & Norwood Systems
*
* Revision 1.103 2001/03/21 04:52:40 robertj
* Added H.235 security to gatekeepers, thanks Fürbass Franz!
*
* Revision 1.102 2001/03/16 06:46:19 robertj
* Added ability to set endpoints desired time to live on a gatekeeper.
*
* Revision 1.101 2001/03/15 00:24:01 robertj
* Added function for setting gatekeeper with address and identifier values.
*
* Revision 1.100 2001/03/08 07:45:04 robertj
* Fixed issues with getting media channels started in some early start
* regimes, in particular better Cisco compatibility.
*
* Revision 1.99 2001/03/02 06:59:57 robertj
* Enhanced the globally unique identifier class.
*
* Revision 1.98 2001/02/16 04:11:46 robertj
* Added ability for RemoveListener() to remove all listeners.
*
* Revision 1.97 2001/02/09 05:16:24 robertj
* Added #pragma interface for GNU C++.
*
* Revision 1.96 2000/12/19 22:33:44 dereks
* Adjust so that the video channel is used for reading/writing raw video
* data, which better modularizes the video codec.
*
* Revision 1.95 2000/12/18 08:58:30 craigs
* Added ability set ports
*
* Revision 1.94 2000/12/18 01:22:28 robertj
* Changed semantics or HasConnection() so returns TRUE until the connection
* has been deleted and not just until ClearCall() was executure on it.
*
* Revision 1.93 2000/12/05 01:52:00 craigs
* Made ClearCall functions virtual to allow overiding
*
* Revision 1.92 2000/11/27 02:44:06 craigs
* Added ClearCall Synchronous to H323Connection and H323Endpoint to
* avoid race conditions with destroying descendant classes
*
* Revision 1.91 2000/11/26 23:13:23 craigs
* Added ability to pass user data to H323Connection constructor
*
* Revision 1.90 2000/11/12 23:49:16 craigs
* Added per connection versions of OnEstablished and OnCleared
*
* Revision 1.89 2000/11/08 04:30:00 robertj
* Added function to be able to alter/remove the call proceeding PDU.
*
* Revision 1.88 2000/10/20 06:10:20 robertj
* Fixed very small race condition on creating new connectionon incoming call.
*
* Revision 1.87 2000/10/19 04:06:54 robertj
* Added function to be able to remove a listener.
*
* Revision 1.86 2000/10/16 09:51:16 robertj
* Fixed problem with not opening fast start video receive if do not have transmit enabled.
*
* Revision 1.85 2000/10/13 02:15:23 robertj
* Added support for Progress Indicator Q.931/H.225 message.
*
* Revision 1.84 2000/10/04 12:20:50 robertj
* Changed setting of callToken in H323Connection to be as early as possible.
*
* Revision 1.83 2000/09/25 12:59:16 robertj
* Added StartListener() function that takes a H323TransportAddress to start
* listeners bound to specific interfaces.
*
* Revision 1.82 2000/09/22 01:35:02 robertj
* Added support for handling LID's that only do symmetric codecs.
*
* Revision 1.81 2000/09/20 01:50:22 craigs
* Added ability to set jitter buffer on a per-connection basis
*
* Revision 1.80 2000/09/05 01:16:19 robertj
* Added "security" call end reason code.
*
* Revision 1.79 2000/09/01 02:12:54 robertj
* Added ability to select a gatekeeper on LAN via it's identifier name.
*
* Revision 1.78 2000/07/31 14:08:09 robertj
* Added fast start and H.245 tunneling flags to the H323Connection constructor so can
* disabled these features in easier manner to overriding virtuals.
*
* Revision 1.77 2000/07/13 12:33:38 robertj
* Split autoStartVideo so can select receive and transmit independently
*
* Revision 1.76 2000/07/04 04:14:06 robertj
* Fixed capability check of "combinations" for fast start cases.
*
* Revision 1.75 2000/07/04 01:16:49 robertj
* Added check for capability allowed in "combinations" set, still needs more done yet.
*
* Revision 1.74 2000/06/29 10:59:53 robertj
* Added user interface for sound buffer depth adjustment.
*
* Revision 1.73 2000/06/23 02:48:23 robertj
* Added ability to adjust sound channel buffer depth, needed increasing under Win32.
*
* Revision 1.72 2000/06/21 08:07:38 robertj
* Added cause/reason to release complete PDU, where relevent.
*
* Revision 1.71 2000/06/10 02:03:36 robertj
* Fixed typo in comment
*
* Revision 1.70 2000/06/07 05:47:55 robertj
* Added call forwarding.
*
* Revision 1.69 2000/06/05 06:33:08 robertj
* Fixed problem with roud trip time statistic not being calculated if constant traffic.
*
* Revision 1.68 2000/05/23 12:57:28 robertj
* Added ability to change IP Type Of Service code from applications.
*
* Revision 1.67 2000/05/23 11:32:26 robertj
* Rewrite of capability table to combine 2 structures into one and move functionality into that class
* allowing some normalisation of usage across several applications.
* Changed H323Connection so gets a copy of capabilities instead of using endponts, allows adjustments
* to be done depending on the remote client application.
*
* Revision 1.66 2000/05/18 11:53:33 robertj
* Changes to support doc++ documentation generation.
*
* Revision 1.65 2000/05/16 08:12:37 robertj
* Added documentation for FindChannel() function.
* Added function to get a logical channel by channel number.
*
* Revision 1.64 2000/05/16 02:06:00 craigs
* Added access functions for particular sessions
*
* Revision 1.63 2000/05/09 12:19:22 robertj
* Added ability to get and set "distinctive ring" Q.931 functionality.
*
* Revision 1.62 2000/05/08 14:07:26 robertj
* Improved the provision and detection of calling and caller numbers, aliases and hostnames.
*
* Revision 1.61 2000/05/02 04:32:24 robertj
* Fixed copyright notice comment.
*
* Revision 1.60 2000/05/01 13:00:09 robertj
* Changed SetCapability() to append capabilities to TCS, helps with assuring no gaps in set.
*
* Revision 1.59 2000/04/14 21:08:53 robertj
* Work around for compatibility problem wth broken Altigen AltaServ-IG PBX.
*
* Revision 1.58 2000/04/14 20:01:38 robertj
* Added function to get remote endpoints application name.
*
* Revision 1.57 2000/04/11 04:02:47 robertj
* Improved call initiation with gatekeeper, no longer require @address as
* will default to gk alias if no @ and registered with gk.
* Added new call end reasons for gatekeeper denied calls.
*
* Revision 1.56 2000/04/10 20:02:49 robertj
* Added support for more sophisticated DTMF and hook flash user indication.
*
* Revision 1.55 2000/04/06 17:50:15 robertj
* Added auto-start (including fast start) of video channels, selectable via boolean on the endpoint.
*
* Revision 1.54 2000/04/05 03:17:30 robertj
* Added more RTP statistics gathering and H.245 round trip delay calculation.
*
* Revision 1.53 2000/03/29 04:32:55 robertj
* Improved some trace logging messages.
*
* Revision 1.52 2000/03/29 02:12:38 robertj
* Changed TerminationReason to CallEndReason to use correct telephony nomenclature.
* Added CallEndReason for capability exchange failure.
*
* Revision 1.51 2000/03/25 02:03:18 robertj
* Added default transport for gatekeeper to be UDP.
*
* Revision 1.50 2000/03/23 02:44:49 robertj
* Changed ClearAllCalls() so will wait for calls to be closed (usefull in endpoint dtors).
*
* Revision 1.49 2000/03/02 02:18:13 robertj
* Further fixes for early H245 establishment confusing the fast start code.
*
* Revision 1.48 2000/01/07 08:19:14 robertj
* Added status functions for connection and tidied up the answer call function
*
* Revision 1.47 2000/01/04 00:14:26 craigs
* Added additional states to AnswerCall callback
*
* Revision 1.46 1999/12/23 23:02:34 robertj
* File reorganision for separating RTP from H.323 and creation of LID for VPB support.
*
* Revision 1.45 1999/12/11 02:20:53 robertj
* Added ability to have multiple aliases on local endpoint.
*
* Revision 1.44 1999/11/22 10:07:23 robertj
* Fixed some errors in correct termination states.
*
* Revision 1.43 1999/11/19 08:15:41 craigs
* Added connectionStartTime
*
* Revision 1.42 1999/11/17 00:01:11 robertj
* Improved determination of caller name, thanks Ian MacDonald
*
* Revision 1.41 1999/11/10 23:29:37 robertj
* Changed OnAnswerCall() call back function to allow for asyncronous response.
*
* Revision 1.40 1999/11/06 05:37:44 robertj
* Complete rewrite of termination of connection to avoid numerous race conditions.
*
* Revision 1.39 1999/10/30 12:34:13 robertj
* Added information callback for closed logical channel on H323EndPoint.
*
* Revision 1.38 1999/10/29 02:26:13 robertj
* Added reason for termination code to H323Connection.
*
* Revision 1.37 1999/10/19 00:03:20 robertj
* Changed OpenAudioChannel and OpenVideoChannel to allow a codec AttachChannel with no autodelete.
* Added function to set initial bandwidth limit on a new connection.
*
* Revision 1.36 1999/10/14 12:05:03 robertj
* Fixed deadlock possibilities in clearing calls.
*
* Revision 1.35 1999/10/09 01:19:07 craigs
* Added codecs to OpenAudioChannel and OpenVideoDevice functions
*
* Revision 1.34 1999/09/23 07:25:12 robertj
* Added open audio and video function to connection and started multi-frame codec send functionality.
*
* Revision 1.33 1999/09/21 14:24:34 robertj
* Changed SetCapability() so automatically calls AddCapability().
*
* Revision 1.32 1999/09/21 14:05:21 robertj
* Fixed incorrect PTRACING test and removed uneeded include of videoio.h
*
* Revision 1.31 1999/09/21 08:29:13 craigs
* Added support for video codecs and H261
*
* Revision 1.30 1999/09/15 01:26:27 robertj
* Changed capability set call backs to have more specific class as parameter.
*
* Revision 1.29 1999/09/14 06:52:54 robertj
* Added better support for multi-homed client hosts.
*
* Revision 1.28 1999/09/13 14:23:11 robertj
* Changed MakeCall() function return value to be something useful.
*
* Revision 1.27 1999/09/10 03:36:47 robertj
* Added simple Q.931 Status response to Q.931 Status Enquiry
*
* Revision 1.26 1999/09/08 04:05:48 robertj
* Added support for video capabilities & codec, still needs the actual codec itself!
*
* Revision 1.25 1999/08/31 12:34:18 robertj
* Added gatekeeper support.
*
* Revision 1.24 1999/08/27 09:46:05 robertj
* Added sepearte function to initialise vendor information from endpoint.
*
* Revision 1.23 1999/08/25 05:14:49 robertj
* File fission (critical mass reached).
* Improved way in which remote capabilities are created, removed case statement!
* Changed MakeCall, so immediately spawns thread, no black on TCP connect.
*
* Revision 1.22 1999/08/08 10:02:49 robertj
* Added access functions to remote capability table.
*
* Revision 1.21 1999/07/23 02:37:53 robertj
* Fixed problems with hang ups and crash closes of connections.
*
* Revision 1.20 1999/07/18 14:29:31 robertj
* Fixed bugs in slow start with H245 tunnelling, part 3.
*
* Revision 1.19 1999/07/16 14:05:10 robertj
* Added application level jitter buffer adjustment.
*
* Revision 1.18 1999/07/16 06:15:59 robertj
* Corrected semantics for tunnelled master/slave determination in fast start.
*
* Revision 1.17 1999/07/15 14:45:35 robertj
* Added propagation of codec open error to shut down logical channel.
* Fixed control channel start up bug introduced with tunnelling.
*
* Revision 1.16 1999/07/14 06:06:13 robertj
* Fixed termination problems (race conditions) with deleting connection object.
*
* Revision 1.15 1999/07/13 02:50:58 craigs
* Changed semantics of SetPlayDevice/SetRecordDevice, only descendent
* endpoint assumes PSoundChannel devices for audio codec.
*
* Revision 1.14 1999/07/10 02:59:26 robertj
* Fixed ability to hang up incoming connection.
*
* Revision 1.13 1999/07/09 06:09:49 robertj
* Major implementation. An ENORMOUS amount of stuff added everywhere.
*
* Revision 1.12 1999/06/25 10:25:35 robertj
* Added maintentance of callIdentifier variable in H.225 channel.
*
* Revision 1.11 1999/06/22 13:45:05 robertj
* Added user question on listener version to accept incoming calls.
*
* Revision 1.10 1999/06/14 05:15:56 robertj
* Changes for using RTP sessions correctly in H323 Logical Channel context
*
* Revision 1.9 1999/06/13 12:41:14 robertj
* Implement logical channel transmitter.
* Fixed H245 connect on receiving call.
*
* Revision 1.8 1999/06/09 06:18:00 robertj
* GCC compatibiltiy.
*
* Revision 1.7 1999/06/09 05:26:19 robertj
* Major restructuring of classes.
*
* Revision 1.6 1999/06/06 06:06:36 robertj
* Changes for new ASN compiler and v2 protocol ASN files.
*
* Revision 1.5 1999/04/26 06:14:46 craigs
* Initial implementation for RTP decoding and lots of stuff
* As a whole, these changes are called "First Noise"
*
* Revision 1.4 1999/02/23 11:04:28 robertj
* Added capability to make outgoing call.
*
* Revision 1.3 1999/01/16 01:31:34 robertj
* Major implementation.
*
* Revision 1.2 1999/01/02 04:00:59 robertj
* Added higher level protocol negotiations.
*
* Revision 1.1 1998/12/14 09:13:12 robertj
* Initial revision
*
*/
#include "openh323buildopts.h"
#include "h323con.h"
#include "h323ep.h"
#include "gkclient.h"
#include <h323pluginmgr.h>
PString OpalGetVersion();
unsigned OpalGetMajorVersion();
unsigned OpalGetMinorVersion();
unsigned OpalGetBuildNumber();
/////////////////////////////////////////////////////////////////////////////
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