зеркало из https://github.com/mozilla/pjs.git
93 строки
3.3 KiB
C++
93 строки
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla 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/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 Mozilla Communicator client code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either of the GNU General Public License Version 2 or later (the "GPL"),
|
|
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#ifndef nsUnicodeToUCS2BE_h___
|
|
#define nsUnicodeToUCS2BE_h___
|
|
|
|
#include "nsUCSupport.h"
|
|
|
|
class nsUnicodeToUTF16BE: public nsBasicEncoder
|
|
{
|
|
public:
|
|
nsUnicodeToUTF16BE() { mBOM = 0;}
|
|
|
|
//--------------------------------------------------------------------
|
|
// Interface nsIUnicodeEncoder [declaration]
|
|
|
|
NS_IMETHOD Convert(const PRUnichar * aSrc, PRInt32 * aSrcLength,
|
|
char * aDest, PRInt32 * aDestLength);
|
|
NS_IMETHOD GetMaxLength(const PRUnichar * aSrc, PRInt32 aSrcLength,
|
|
PRInt32 * aDestLength);
|
|
NS_IMETHOD Finish(char * aDest, PRInt32 * aDestLength);
|
|
NS_IMETHOD Reset();
|
|
NS_IMETHOD SetOutputErrorBehavior(PRInt32 aBehavior,
|
|
nsIUnicharEncoder * aEncoder, PRUnichar aChar);
|
|
|
|
//--------------------------------------------------------------------
|
|
// Interface nsICharRepresentable [declaration]
|
|
NS_IMETHOD FillInfo(PRUint32 *aInfo);
|
|
|
|
protected:
|
|
PRUnichar mBOM;
|
|
NS_IMETHOD CopyData(char* aDest, const PRUnichar* aSrc, PRInt32 aLen );
|
|
};
|
|
|
|
class nsUnicodeToUTF16LE: public nsUnicodeToUTF16BE
|
|
{
|
|
public:
|
|
nsUnicodeToUTF16LE() { mBOM = 0;}
|
|
|
|
protected:
|
|
NS_IMETHOD CopyData(char* aDest, const PRUnichar* aSrc, PRInt32 aLen );
|
|
};
|
|
|
|
// XXX In theory, we have to check the endianness at run-time because some
|
|
// modern RISC processors can be run at both LE and BE.
|
|
#ifdef IS_LITTLE_ENDIAN
|
|
class nsUnicodeToUTF16: public nsUnicodeToUTF16LE
|
|
#elif defined(IS_BIG_ENDIAN)
|
|
class nsUnicodeToUTF16: public nsUnicodeToUTF16BE
|
|
#else
|
|
#error "Unknown endianness"
|
|
#endif
|
|
{
|
|
public:
|
|
nsUnicodeToUTF16() { mBOM = 0xFEFF;}
|
|
};
|
|
|
|
#endif /* nsUnicodeToUCS2BE_h___ */
|