The Tor Browser: intl/uconv/util/nsUnicodeDecodeHelper.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #ifndef nsUnicodeDecodeHelper_h__

     6 #define nsUnicodeDecodeHelper_h__

     8 #include "nsError.h"

     9 #include "uconvutil.h"

    10 //----------------------------------------------------------------------

    11 // Class nsUnicodeDecodeHelper [declaration]

    13 /**

    14  *

    15  * @created         18/Mar/1998

    16  * @author  Catalin Rotaru [CATA]

    17  */

    18 class nsUnicodeDecodeHelper

    19 {

    20 public:

    21   /**

    22    * Converts data using a lookup table and optional shift table

    23    */

    24   static nsresult ConvertByTable(const char * aSrc, int32_t * aSrcLength,

    25                                  char16_t * aDest, int32_t * aDestLength,

    26                                  uScanClassID aScanClass,

    27                                  uShiftInTable * aShiftInTable,

    28                                  uMappingTable  * aMappingTable,

    29                                  bool aErrorSignal = false);

    31   /**

    32    * Converts data using a set of lookup tables.

    33    */

    34   static nsresult ConvertByMultiTable(const char * aSrc, int32_t * aSrcLength,

    35       char16_t * aDest, int32_t * aDestLength, int32_t aTableCount,

    36       const uRange * aRangeArray, uScanClassID * aScanClassArray,

    37       uMappingTable ** aMappingTable, bool aErrorSignal = false);

    39   /**

    40    * Converts data using a fast lookup table.

    41    */

    42   static nsresult ConvertByFastTable(const char * aSrc, int32_t * aSrcLength,

    43       char16_t * aDest, int32_t * aDestLength, const char16_t * aFastTable,

    44       int32_t aTableSize, bool aErrorSignal);

    46   /**

    47    * Create a cache-like fast lookup table from a normal one.

    48    */

    49   static nsresult CreateFastTable(uMappingTable * aMappingTable,

    50       char16_t * aFastTable,  int32_t aTableSize);

    51 };

    53 #endif // nsUnicodeDecodeHelper_h__

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