305 lines
16 KiB
C#
305 lines
16 KiB
C#
/* ***** 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.org 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):
|
|
* Kohei TAKETA <k-tak@void.in> (Java port)
|
|
* Rudi Pettazzi <rudi.pettazzi@gmail.com> (C# port)
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either 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 ***** */
|
|
|
|
/// <summary>
|
|
/// Escaped charsets state machines
|
|
/// </summary>
|
|
namespace UniversalDetector.Core
|
|
{
|
|
public class HZSMModel : SMModel
|
|
{
|
|
private readonly static int[] HZ_cls = {
|
|
BitPackage.Pack4bits(1,0,0,0,0,0,0,0), // 00 - 07
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 08 - 0f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 10 - 17
|
|
BitPackage.Pack4bits(0,0,0,1,0,0,0,0), // 18 - 1f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 20 - 27
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 28 - 2f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 30 - 37
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 38 - 3f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 40 - 47
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 48 - 4f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 50 - 57
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 58 - 5f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 60 - 67
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 68 - 6f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 70 - 77
|
|
BitPackage.Pack4bits(0,0,0,4,0,5,2,0), // 78 - 7f
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // 80 - 87
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // 88 - 8f
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // 90 - 97
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // 98 - 9f
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // a0 - a7
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // a8 - af
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // b0 - b7
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // b8 - bf
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // c0 - c7
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // c8 - cf
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // d0 - d7
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // d8 - df
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // e0 - e7
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // e8 - ef
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1), // f0 - f7
|
|
BitPackage.Pack4bits(1,1,1,1,1,1,1,1) // f8 - ff
|
|
};
|
|
|
|
private readonly static int[] HZ_st = {
|
|
BitPackage.Pack4bits(START, ERROR, 3, START, START, START, ERROR, ERROR),//00-07
|
|
BitPackage.Pack4bits(ERROR, ERROR, ERROR, ERROR, ITSME, ITSME, ITSME, ITSME),//08-0f
|
|
BitPackage.Pack4bits(ITSME, ITSME, ERROR, ERROR, START, START, 4, ERROR),//10-17
|
|
BitPackage.Pack4bits( 5, ERROR, 6, ERROR, 5, 5, 4, ERROR),//18-1f
|
|
BitPackage.Pack4bits( 4, ERROR, 4, 4, 4, ERROR, 4, ERROR),//20-27
|
|
BitPackage.Pack4bits( 4, ITSME, START, START, START, START, START, START) //28-2f
|
|
};
|
|
|
|
private readonly static int[] HZCharLenTable = {0, 0, 0, 0, 0, 0};
|
|
|
|
public HZSMModel() : base(
|
|
new BitPackage(BitPackage.INDEX_SHIFT_4BITS,
|
|
BitPackage.SHIFT_MASK_4BITS,
|
|
BitPackage.BIT_SHIFT_4BITS,
|
|
BitPackage.UNIT_MASK_4BITS, HZ_cls),
|
|
6,
|
|
new BitPackage(BitPackage.INDEX_SHIFT_4BITS,
|
|
BitPackage.SHIFT_MASK_4BITS,
|
|
BitPackage.BIT_SHIFT_4BITS,
|
|
BitPackage.UNIT_MASK_4BITS, HZ_st),
|
|
HZCharLenTable, "HZ-GB-2312")
|
|
{
|
|
|
|
}
|
|
}
|
|
|
|
public class ISO2022CNSMModel : SMModel
|
|
{
|
|
private readonly static int[] ISO2022CN_cls = {
|
|
BitPackage.Pack4bits(2,0,0,0,0,0,0,0), // 00 - 07
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 08 - 0f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 10 - 17
|
|
BitPackage.Pack4bits(0,0,0,1,0,0,0,0), // 18 - 1f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 20 - 27
|
|
BitPackage.Pack4bits(0,3,0,0,0,0,0,0), // 28 - 2f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 30 - 37
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 38 - 3f
|
|
BitPackage.Pack4bits(0,0,0,4,0,0,0,0), // 40 - 47
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 48 - 4f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 50 - 57
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 58 - 5f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 60 - 67
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 68 - 6f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 70 - 77
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 78 - 7f
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 80 - 87
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 88 - 8f
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 90 - 97
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 98 - 9f
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // a0 - a7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // a8 - af
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // b0 - b7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // b8 - bf
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // c0 - c7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // c8 - cf
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // d0 - d7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // d8 - df
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // e0 - e7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // e8 - ef
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // f0 - f7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2) // f8 - ff
|
|
};
|
|
|
|
private readonly static int[] ISO2022CN_st = {
|
|
BitPackage.Pack4bits(START, 3,ERROR,START,START,START,START,START),//00-07
|
|
BitPackage.Pack4bits(START,ERROR,ERROR,ERROR,ERROR,ERROR,ERROR,ERROR),//08-0f
|
|
BitPackage.Pack4bits(ERROR,ERROR,ITSME,ITSME,ITSME,ITSME,ITSME,ITSME),//10-17
|
|
BitPackage.Pack4bits(ITSME,ITSME,ITSME,ERROR,ERROR,ERROR, 4,ERROR),//18-1f
|
|
BitPackage.Pack4bits(ERROR,ERROR,ERROR,ITSME,ERROR,ERROR,ERROR,ERROR),//20-27
|
|
BitPackage.Pack4bits( 5, 6,ERROR,ERROR,ERROR,ERROR,ERROR,ERROR),//28-2f
|
|
BitPackage.Pack4bits(ERROR,ERROR,ERROR,ITSME,ERROR,ERROR,ERROR,ERROR),//30-37
|
|
BitPackage.Pack4bits(ERROR,ERROR,ERROR,ERROR,ERROR,ITSME,ERROR,START) //38-3f
|
|
};
|
|
|
|
private readonly static int[] ISO2022CNCharLenTable = {0, 0, 0, 0, 0, 0, 0, 0, 0};
|
|
|
|
public ISO2022CNSMModel() : base(
|
|
new BitPackage(BitPackage.INDEX_SHIFT_4BITS,
|
|
BitPackage.SHIFT_MASK_4BITS,
|
|
BitPackage.BIT_SHIFT_4BITS,
|
|
BitPackage.UNIT_MASK_4BITS, ISO2022CN_cls),
|
|
9,
|
|
new BitPackage(BitPackage.INDEX_SHIFT_4BITS,
|
|
BitPackage.SHIFT_MASK_4BITS,
|
|
BitPackage.BIT_SHIFT_4BITS,
|
|
BitPackage.UNIT_MASK_4BITS, ISO2022CN_st),
|
|
ISO2022CNCharLenTable, "ISO-2022-CN")
|
|
{
|
|
|
|
}
|
|
}
|
|
|
|
public class ISO2022JPSMModel : SMModel
|
|
{
|
|
private readonly static int[] ISO2022JP_cls = {
|
|
BitPackage.Pack4bits(2,0,0,0,0,0,0,0), // 00 - 07
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,2,2), // 08 - 0f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 10 - 17
|
|
BitPackage.Pack4bits(0,0,0,1,0,0,0,0), // 18 - 1f
|
|
BitPackage.Pack4bits(0,0,0,0,7,0,0,0), // 20 - 27
|
|
BitPackage.Pack4bits(3,0,0,0,0,0,0,0), // 28 - 2f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 30 - 37
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 38 - 3f
|
|
BitPackage.Pack4bits(6,0,4,0,8,0,0,0), // 40 - 47
|
|
BitPackage.Pack4bits(0,9,5,0,0,0,0,0), // 48 - 4f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 50 - 57
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 58 - 5f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 60 - 67
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 68 - 6f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 70 - 77
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 78 - 7f
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 80 - 87
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 88 - 8f
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 90 - 97
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 98 - 9f
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // a0 - a7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // a8 - af
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // b0 - b7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // b8 - bf
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // c0 - c7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // c8 - cf
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // d0 - d7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // d8 - df
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // e0 - e7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // e8 - ef
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // f0 - f7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2) // f8 - ff
|
|
};
|
|
|
|
private readonly static int[] ISO2022JP_st = {
|
|
BitPackage.Pack4bits(START, 3, ERROR,START,START,START,START,START),//00-07
|
|
BitPackage.Pack4bits(START, START, ERROR,ERROR,ERROR,ERROR,ERROR,ERROR),//08-0f
|
|
BitPackage.Pack4bits(ERROR, ERROR, ERROR,ERROR,ITSME,ITSME,ITSME,ITSME),//10-17
|
|
BitPackage.Pack4bits(ITSME, ITSME, ITSME,ITSME,ITSME,ITSME,ERROR,ERROR),//18-1f
|
|
BitPackage.Pack4bits(ERROR, 5, ERROR,ERROR,ERROR, 4,ERROR,ERROR),//20-27
|
|
BitPackage.Pack4bits(ERROR, ERROR, ERROR, 6,ITSME,ERROR,ITSME,ERROR),//28-2f
|
|
BitPackage.Pack4bits(ERROR, ERROR, ERROR,ERROR,ERROR,ERROR,ITSME,ITSME),//30-37
|
|
BitPackage.Pack4bits(ERROR, ERROR, ERROR,ITSME,ERROR,ERROR,ERROR,ERROR),//38-3f
|
|
BitPackage.Pack4bits(ERROR, ERROR, ERROR,ERROR,ITSME,ERROR,START,START) //40-47
|
|
};
|
|
|
|
private readonly static int[] ISO2022JPCharLenTable = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
|
|
|
|
public ISO2022JPSMModel() : base(
|
|
new BitPackage(BitPackage.INDEX_SHIFT_4BITS,
|
|
BitPackage.SHIFT_MASK_4BITS,
|
|
BitPackage.BIT_SHIFT_4BITS,
|
|
BitPackage.UNIT_MASK_4BITS, ISO2022JP_cls),
|
|
10,
|
|
new BitPackage(BitPackage.INDEX_SHIFT_4BITS,
|
|
BitPackage.SHIFT_MASK_4BITS,
|
|
BitPackage.BIT_SHIFT_4BITS,
|
|
BitPackage.UNIT_MASK_4BITS, ISO2022JP_st),
|
|
ISO2022JPCharLenTable, "ISO-2022-JP")
|
|
{
|
|
|
|
}
|
|
|
|
}
|
|
|
|
public class ISO2022KRSMModel : SMModel
|
|
{
|
|
private readonly static int[] ISO2022KR_cls = {
|
|
BitPackage.Pack4bits(2,0,0,0,0,0,0,0), // 00 - 07
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 08 - 0f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 10 - 17
|
|
BitPackage.Pack4bits(0,0,0,1,0,0,0,0), // 18 - 1f
|
|
BitPackage.Pack4bits(0,0,0,0,3,0,0,0), // 20 - 27
|
|
BitPackage.Pack4bits(0,4,0,0,0,0,0,0), // 28 - 2f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 30 - 37
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 38 - 3f
|
|
BitPackage.Pack4bits(0,0,0,5,0,0,0,0), // 40 - 47
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 48 - 4f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 50 - 57
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 58 - 5f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 60 - 67
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 68 - 6f
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 70 - 77
|
|
BitPackage.Pack4bits(0,0,0,0,0,0,0,0), // 78 - 7f
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 80 - 87
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 88 - 8f
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 90 - 97
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // 98 - 9f
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // a0 - a7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // a8 - af
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // b0 - b7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // b8 - bf
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // c0 - c7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // c8 - cf
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // d0 - d7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // d8 - df
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // e0 - e7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // e8 - ef
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2), // f0 - f7
|
|
BitPackage.Pack4bits(2,2,2,2,2,2,2,2) // f8 - ff
|
|
};
|
|
|
|
private readonly static int[] ISO2022KR_st = {
|
|
BitPackage.Pack4bits(START, 3,ERROR,START,START,START,ERROR,ERROR),//00-07
|
|
BitPackage.Pack4bits(ERROR,ERROR,ERROR,ERROR,ITSME,ITSME,ITSME,ITSME),//08-0f
|
|
BitPackage.Pack4bits(ITSME,ITSME,ERROR,ERROR,ERROR, 4,ERROR,ERROR),//10-17
|
|
BitPackage.Pack4bits(ERROR,ERROR,ERROR,ERROR, 5,ERROR,ERROR,ERROR),//18-1f
|
|
BitPackage.Pack4bits(ERROR,ERROR,ERROR,ITSME,START,START,START,START) //20-27
|
|
};
|
|
|
|
private readonly static int[] ISO2022KRCharLenTable = {0, 0, 0, 0, 0, 0};
|
|
|
|
public ISO2022KRSMModel() : base(
|
|
new BitPackage(BitPackage.INDEX_SHIFT_4BITS,
|
|
BitPackage.SHIFT_MASK_4BITS,
|
|
BitPackage.BIT_SHIFT_4BITS,
|
|
BitPackage.UNIT_MASK_4BITS, ISO2022KR_cls),
|
|
6,
|
|
new BitPackage(BitPackage.INDEX_SHIFT_4BITS,
|
|
BitPackage.SHIFT_MASK_4BITS,
|
|
BitPackage.BIT_SHIFT_4BITS,
|
|
BitPackage.UNIT_MASK_4BITS, ISO2022KR_st),
|
|
ISO2022KRCharLenTable, "ISO-2022-KR")
|
|
{
|
|
|
|
}
|
|
}
|
|
}
|