gecko-dev/intl/uconv/ucvcn/nsUnicodeToGB2312GL.cpp

64 lines
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (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/NPL/
*
* 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 Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include "nsUnicodeToGB2312GL.h"
#include "nsUCvCnDll.h"
//----------------------------------------------------------------------
// Global functions and data [declaration]
static PRInt16 g_2BytesShiftTable[] = {
0, u2BytesCharset,
ShiftCell(0,0,0,0,0,0,0,0)
};
//----------------------------------------------------------------------
// Class nsUnicodeToGB2312GL [implementation]
nsUnicodeToGB2312GL::nsUnicodeToGB2312GL()
: nsTableEncoderSupport(
(uShiftTable*) &g_2BytesShiftTable,
(uMappingTable*) &g_ufGB2312Mapping)
{
}
nsresult nsUnicodeToGB2312GL::CreateInstance(nsISupports ** aResult)
{
nsIUnicodeEncoder *p = new nsUnicodeToGB2312GL();
if(p) {
*aResult = p;
return NS_OK;
}
return NS_ERROR_OUT_OF_MEMORY;
}
//----------------------------------------------------------------------
// Subclassing of nsTableEncoderSupport class [implementation]
NS_IMETHODIMP nsUnicodeToGB2312GL::GetMaxLength(const PRUnichar * aSrc,
PRInt32 aSrcLength,
PRInt32 * aDestLength)
{
*aDestLength = 2 * aSrcLength;
return NS_OK_UENC_EXACTLENGTH;
}