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lightning-sunbird  0.9+nobinonly
nsOS2Uni.h
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00001 /* ***** BEGIN LICENSE BLOCK *****
00002  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00003  *
00004  * The contents of this file are subject to the Mozilla Public License Version
00005  * 1.1 (the "License"); you may not use this file except in compliance with
00006  * the License. You may obtain a copy of the License at
00007  * http://www.mozilla.org/MPL/
00008  *
00009  * Software distributed under the License is distributed on an "AS IS" basis,
00010  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00011  * for the specific language governing rights and limitations under the
00012  * License.
00013  *
00014  * The Original Code is an API for accessing OS/2 Unicode support.
00015  *
00016  * The Initial Developer of the Original Code is
00017  * IBM Corporation.
00018  * Portions created by the Initial Developer are Copyright (C) 2002
00019  * the Initial Developer. All Rights Reserved.
00020  *
00021  * Contributor(s):
00022  *
00023  * Alternatively, the contents of this file may be used under the terms of
00024  * either the GNU General Public License Version 2 or later (the "GPL"), or
00025  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00026  * in which case the provisions of the GPL or the LGPL are applicable instead
00027  * of those above. If you wish to allow use of your version of this file only
00028  * under the terms of either the GPL or the LGPL, and not to allow others to
00029  * use your version of this file under the terms of the MPL, indicate your
00030  * decision by deleting the provisions above and replace them with the notice
00031  * and other provisions required by the GPL or the LGPL. If you do not delete
00032  * the provisions above, a recipient may use your version of this file under
00033  * the terms of any one of the MPL, the GPL or the LGPL.
00034  *
00035  * ***** END LICENSE BLOCK ***** */
00036 
00037 #ifndef _nsos2uni_h
00038 #define _nsos2uni_h
00039 
00040 #define INCL_WIN
00041 #include <os2.h>
00042 #include <uconv.h>
00043 #include "nsAutoBuffer.h"
00044 #include "nsICharsetConverterManager.h"
00045 
00046 
00047 enum ConverterRequest {
00048   eConv_Encoder,
00049   eConv_Decoder
00050 };
00051 
00052 class OS2Uni {
00053 public:
00054   static nsISupports* GetUconvObject(int CodePage, ConverterRequest aReq);
00055   static void FreeUconvObjects();
00056 private:
00057   static nsICharsetConverterManager* gCharsetManager;
00058 };
00059 
00060 
00061 #define CHAR_BUFFER_SIZE 1024
00062 typedef nsAutoBuffer<char, CHAR_BUFFER_SIZE> nsAutoCharBuffer;
00063 typedef nsAutoBuffer<PRUnichar, CHAR_BUFFER_SIZE> nsAutoChar16Buffer;
00064 
00065 nsresult WideCharToMultiByte(int aCodePage, const PRUnichar* aSrc,
00066                              PRInt32 aSrcLength, nsAutoCharBuffer& aResult,
00067                              PRInt32& aResultLength);
00068 nsresult MultiByteToWideChar(int aCodePage, const char* aSrc,
00069                              PRInt32 aSrcLength, nsAutoChar16Buffer& aResult,
00070                              PRInt32& aResultLength);
00071 
00072 #endif