LCOV - code coverage report
Current view: directory - intl/uconv/ucvlatin - nsUnicodeToUCS2BE.h (source / functions) Found Hit Coverage
Test: app.info Lines: 6 6 100.0 %
Date: 2012-06-02 Functions: 9 9 100.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is Mozilla Communicator client code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      26                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      28                 :  * of those above. If you wish to allow use of your version of this file only
      29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      30                 :  * use your version of this file under the terms of the MPL, indicate your
      31                 :  * decision by deleting the provisions above and replace them with the notice
      32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      33                 :  * the provisions above, a recipient may use your version of this file under
      34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      35                 :  *
      36                 :  * ***** END LICENSE BLOCK ***** */
      37                 : 
      38                 : #ifndef nsUnicodeToUCS2BE_h___
      39                 : #define nsUnicodeToUCS2BE_h___
      40                 : 
      41                 : #include "nsUCSupport.h"
      42                 : 
      43                 : class nsUnicodeToUTF16BE: public nsBasicEncoder
      44             104 : {
      45                 : public:
      46              37 :   nsUnicodeToUTF16BE() { mBOM = 0;}
      47                 : 
      48                 :   //--------------------------------------------------------------------
      49                 :   // Interface nsIUnicodeEncoder [declaration]
      50                 : 
      51                 :   NS_IMETHOD Convert(const PRUnichar * aSrc, PRInt32 * aSrcLength, 
      52                 :       char * aDest, PRInt32 * aDestLength);
      53                 :   NS_IMETHOD GetMaxLength(const PRUnichar * aSrc, PRInt32 aSrcLength, 
      54                 :       PRInt32 * aDestLength);
      55                 :   NS_IMETHOD Finish(char * aDest, PRInt32 * aDestLength);
      56                 :   NS_IMETHOD Reset();
      57                 :   NS_IMETHOD SetOutputErrorBehavior(PRInt32 aBehavior, 
      58                 :       nsIUnicharEncoder * aEncoder, PRUnichar aChar);
      59                 : 
      60                 : protected:
      61                 :   PRUnichar mBOM;
      62                 :   NS_IMETHOD CopyData(char* aDest, const PRUnichar* aSrc, PRInt32 aLen  );
      63                 : };
      64                 : 
      65                 : class nsUnicodeToUTF16LE: public nsUnicodeToUTF16BE
      66              72 : {
      67                 : public:
      68              22 :   nsUnicodeToUTF16LE() { mBOM = 0;}
      69                 : 
      70                 : protected:
      71                 :   NS_IMETHOD CopyData(char* aDest, const PRUnichar* aSrc, PRInt32 aLen  );
      72                 : };
      73                 : 
      74                 : // XXX In theory, we have to check the endianness at run-time because some
      75                 : // modern RISC processors can be run at both LE and BE. 
      76                 : #ifdef IS_LITTLE_ENDIAN
      77                 : class nsUnicodeToUTF16: public nsUnicodeToUTF16LE
      78                 : #elif defined(IS_BIG_ENDIAN)
      79                 : class nsUnicodeToUTF16: public nsUnicodeToUTF16BE
      80                 : #else
      81                 : #error "Unknown endianness"
      82                 : #endif
      83              32 : {
      84                 : public:
      85               8 :   nsUnicodeToUTF16() { mBOM = 0xFEFF;}
      86                 : };
      87                 : 
      88                 : #endif /* nsUnicodeToUCS2BE_h___ */

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