The Tor Browser: intl/uconv/ucvja/nsJapaneseToUnicode.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: 2; 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 nsShiftJISToUnicode_h__

     6 #define nsShiftJISToUnicode_h__

     7 #include "nsUCSupport.h"

     8 #include "mozilla/Telemetry.h"

    10 class nsShiftJISToUnicode : public nsBasicDecoderSupport

    11 {

    12 public:

    14  nsShiftJISToUnicode()

    15      {

    16          mState=0; mData=0;

    17      }

    18  virtual ~nsShiftJISToUnicode() {}

    20  NS_IMETHOD Convert(const char * aSrc, int32_t * aSrcLength,

    21      char16_t * aDest, int32_t * aDestLength) ;

    22  NS_IMETHOD GetMaxLength(const char * aSrc, int32_t aSrcLength,

    23      int32_t * aDestLength)

    24      {

    25         *aDestLength = aSrcLength;

    26         return NS_OK;

    27      }

    28  NS_IMETHOD Reset()

    29      {

    30         mState = 0;

    31         return NS_OK;

    32      }

    34   virtual char16_t GetCharacterForUnMapped();

    36 private:

    38 private:

    39  int32_t  mState;

    40  int32_t mData;

    41 };

    43 class nsEUCJPToUnicodeV2 : public nsBasicDecoderSupport

    44 {

    45 public:

    47  nsEUCJPToUnicodeV2()

    48      {

    49           mState=0; mData=0;

    50      }

    51  virtual ~nsEUCJPToUnicodeV2() {}

    53  NS_IMETHOD Convert(const char * aSrc, int32_t * aSrcLength,

    54      char16_t * aDest, int32_t * aDestLength) ;

    55  NS_IMETHOD GetMaxLength(const char * aSrc, int32_t aSrcLength,

    56      int32_t * aDestLength)

    57      {

    58         *aDestLength = aSrcLength;

    59         return NS_OK;

    60      }

    61  NS_IMETHOD Reset()

    62      {

    63         mState = 0;

    64         return NS_OK;

    65      }

    67 private:

    68  int32_t  mState;

    69  int32_t mData;

    70 };

    72 class nsISO2022JPToUnicodeV2 : public nsBasicDecoderSupport

    73 {

    74 public:

    76  nsISO2022JPToUnicodeV2()

    77      {

    78         mState = mState_ASCII;

    79         mLastLegalState = mState_ASCII;

    80         mData = 0;

    81         mRunLength = 0;

    82         G2charset = G2_unknown;

    83         mGB2312Decoder = nullptr;

    84         mEUCKRDecoder = nullptr;

    85         mISO88597Decoder = nullptr;

    86         mozilla::Telemetry::Accumulate(

    87           mozilla::Telemetry::DECODER_INSTANTIATED_ISO2022JP, true);

    88      }

    89  virtual ~nsISO2022JPToUnicodeV2()

    90      {

    91         NS_IF_RELEASE(mGB2312Decoder);

    92         NS_IF_RELEASE(mEUCKRDecoder);

    93         NS_IF_RELEASE(mISO88597Decoder);

    94      }

    96  NS_IMETHOD Convert(const char * aSrc, int32_t * aSrcLength,

    97      char16_t * aDest, int32_t * aDestLength) ;

    98  NS_IMETHOD GetMaxLength(const char * aSrc, int32_t aSrcLength,

    99      int32_t * aDestLength)

   100      {

   101         *aDestLength = aSrcLength;

   102         return NS_OK;

   103      }

   104  NS_IMETHOD Reset()

   105      {

   106         mState = mState_ASCII;

   107         mLastLegalState = mState_ASCII;

   108         mRunLength = 0;

   109         return NS_OK;

   110      }

   112 private:

   113  enum {

   114    mState_ASCII,

   115    mState_ESC,

   116    mState_ESC_28,

   117    mState_ESC_24,

   118    mState_ESC_24_28,

   119    mState_JISX0201_1976Roman,

   120    mState_JISX0201_1976Kana,

   121    mState_JISX0208_1978,

   122    mState_GB2312_1980,

   123    mState_JISX0208_1983,

   124    mState_KSC5601_1987,

   125    mState_JISX0212_1990,

   126    mState_JISX0208_1978_2ndbyte,

   127    mState_GB2312_1980_2ndbyte,

   128    mState_JISX0208_1983_2ndbyte,

   129    mState_KSC5601_1987_2ndbyte,

   130    mState_JISX0212_1990_2ndbyte,

   131    mState_ESC_2e,

   132    mState_ESC_4e,

   133    mState_ERROR

   134  } mState, mLastLegalState;

   135  int32_t mData;

   136  int32_t mRunLength; // the length of a non-ASCII run

   137  enum {

   138    G2_unknown,

   139    G2_ISO88591,

   140    G2_ISO88597

   141  } G2charset;

   142  nsIUnicodeDecoder *mGB2312Decoder;

   143  nsIUnicodeDecoder *mEUCKRDecoder;

   144  nsIUnicodeDecoder *mISO88597Decoder;

   145 };

   146 #endif // nsShiftJISToUnicode_h__

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