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t140.h
Go to the documentation of this file.
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/*
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* t140.h
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*
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* Declarations for implementation of T.140 Protocol for Multimedia Application Text Conversation
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*
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* Open Phone Abstraction Library (OPAL)
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*
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* Copyright (c) 2008 Post Increment
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.0 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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* the License for the specific language governing rights and limitations
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* under the License.
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*
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* The Original Code is Open Phone Abstraction Library.
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*
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* The Initial Developer of the Original Code is Post Increment
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*
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* Contributor(s): ______________________________________.
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*
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* $Revision: 23400 $
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* $Author: csoutheren $
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* $Date: 2009-09-09 11:42:23 -0500 (Wed, 09 Sep 2009) $
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*/
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#ifndef OPAL_IM_T140_H
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#define OPAL_IM_T140_H
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#include <ptlib.h>
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#include <
opal/buildopts.h
>
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#include <
opal/mediatype.h
>
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class
OpalT140MediaType
:
public
OpalRTPAVPMediaType
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{
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public
:
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OpalT140MediaType
();
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static
const
OpalMediaType
&
MediaType
();
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#if OPAL_SIP
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SDPMediaDescription
*
CreateSDPMediaDescription
(
const
OpalTransportAddress
& localAddress);
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#endif
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};
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class
T140String
:
public
PBYTEArray
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{
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public
:
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enum
{
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ZERO_WIDTH_NO_BREAK
= 0xfeff,
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UTF_NEWLINE
= 0x2028,
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};
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T140String
();
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T140String
(
const
BYTE * data, PINDEX len);
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T140String
(
const
PBYTEArray & bytes);
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T140String
(
const
char
* chars);
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T140String
(
const
PString & str);
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PINDEX
GetLength
()
const
{
return
length
; }
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PINDEX
GetUTFLen
(WORD c);
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PINDEX
GetUTF
(
const
BYTE * ptr, PINDEX len, WORD & ch);
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PINDEX
GetUTF
(PINDEX pos, WORD & ch);
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PINDEX
AppendUnicode16
(WORD c);
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PINDEX
AppendUTF
(
const
BYTE * utf, PINDEX utfLen);
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bool
AsString
(PString & str);
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protected
:
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PINDEX
SetUTF
(BYTE * ptr, WORD c);
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PINDEX
length
;
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};
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#endif // OPAL_IM_T140_H
include
im
t140.h
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