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Edit File: mbcssm.py
######################## BEGIN LICENSE BLOCK ######################## # 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): # Mark Pilgrim - port to Python # # This library is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public # License as published by the Free Software Foundation; either # version 2.1 of the License, or (at your option) any later version. # # This library is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this library; if not, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA # 02110-1301 USA ######################### END LICENSE BLOCK ######################### from .codingstatemachinedict import CodingStateMachineDict from .enums import MachineState # BIG5 # fmt: off BIG5_CLS = ( 1, 1, 1, 1, 1, 1, 1, 1, # 00 - 07 #allow 0x00 as legal value 1, 1, 1, 1, 1, 1, 0, 0, # 08 - 0f 1, 1, 1, 1, 1, 1, 1, 1, # 10 - 17 1, 1, 1, 0, 1, 1, 1, 1, # 18 - 1f 1, 1, 1, 1, 1, 1, 1, 1, # 20 - 27 1, 1, 1, 1, 1, 1, 1, 1, # 28 - 2f 1, 1, 1, 1, 1, 1, 1, 1, # 30 - 37 1, 1, 1, 1, 1, 1, 1, 1, # 38 - 3f 2, 2, 2, 2, 2, 2, 2, 2, # 40 - 47 2, 2, 2, 2, 2, 2, 2, 2, # 48 - 4f 2, 2, 2, 2, 2, 2, 2, 2, # 50 - 57 2, 2, 2, 2, 2, 2, 2, 2, # 58 - 5f 2, 2, 2, 2, 2, 2, 2, 2, # 60 - 67 2, 2, 2, 2, 2, 2, 2, 2, # 68 - 6f 2, 2, 2, 2, 2, 2, 2, 2, # 70 - 77 2, 2, 2, 2, 2, 2, 2, 1, # 78 - 7f 4, 4, 4, 4, 4, 4, 4, 4, # 80 - 87 4, 4, 4, 4, 4, 4, 4, 4, # 88 - 8f 4, 4, 4, 4, 4, 4, 4, 4, # 90 - 97 4, 4, 4, 4, 4, 4, 4, 4, # 98 - 9f 4, 3, 3, 3, 3, 3, 3, 3, # a0 - a7 3, 3, 3, 3, 3, 3, 3, 3, # a8 - af 3, 3, 3, 3, 3, 3, 3, 3, # b0 - b7 3, 3, 3, 3, 3, 3, 3, 3, # b8 - bf 3, 3, 3, 3, 3, 3, 3, 3, # c0 - c7 3, 3, 3, 3, 3, 3, 3, 3, # c8 - cf 3, 3, 3, 3, 3, 3, 3, 3, # d0 - d7 3, 3, 3, 3, 3, 3, 3, 3, # d8 - df 3, 3, 3, 3, 3, 3, 3, 3, # e0 - e7 3, 3, 3, 3, 3, 3, 3, 3, # e8 - ef 3, 3, 3, 3, 3, 3, 3, 3, # f0 - f7 3, 3, 3, 3, 3, 3, 3, 0 # f8 - ff ) BIG5_ST = ( MachineState.ERROR,MachineState.START,MachineState.START, 3,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#00-07 MachineState.ERROR,MachineState.ERROR,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ERROR,#08-0f MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START#10-17 ) # fmt: on BIG5_CHAR_LEN_TABLE = (0, 1, 1, 2, 0) BIG5_SM_MODEL: CodingStateMachineDict = { "class_table": BIG5_CLS, "class_factor": 5, "state_table": BIG5_ST, "char_len_table": BIG5_CHAR_LEN_TABLE, "name": "Big5", } # CP949 # fmt: off CP949_CLS = ( 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, # 00 - 0f 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, # 10 - 1f 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, # 20 - 2f 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, # 30 - 3f 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, # 40 - 4f 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, # 50 - 5f 1, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, # 60 - 6f 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, # 70 - 7f 0, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, # 80 - 8f 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, # 90 - 9f 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, # a0 - af 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, # b0 - bf 7, 7, 7, 7, 7, 7, 9, 2, 2, 3, 2, 2, 2, 2, 2, 2, # c0 - cf 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, # d0 - df 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, # e0 - ef 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 0, # f0 - ff ) CP949_ST = ( #cls= 0 1 2 3 4 5 6 7 8 9 # previous state = MachineState.ERROR,MachineState.START, 3,MachineState.ERROR,MachineState.START,MachineState.START, 4, 5,MachineState.ERROR, 6, # MachineState.START MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR, # MachineState.ERROR MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME, # MachineState.ITS_ME MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.START,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START, # 3 MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START, # 4 MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START, # 5 MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START, # 6 ) # fmt: on CP949_CHAR_LEN_TABLE = (0, 1, 2, 0, 1, 1, 2, 2, 0, 2) CP949_SM_MODEL: CodingStateMachineDict = { "class_table": CP949_CLS, "class_factor": 10, "state_table": CP949_ST, "char_len_table": CP949_CHAR_LEN_TABLE, "name": "CP949", } # EUC-JP # fmt: off EUCJP_CLS = ( 4, 4, 4, 4, 4, 4, 4, 4, # 00 - 07 4, 4, 4, 4, 4, 4, 5, 5, # 08 - 0f 4, 4, 4, 4, 4, 4, 4, 4, # 10 - 17 4, 4, 4, 5, 4, 4, 4, 4, # 18 - 1f 4, 4, 4, 4, 4, 4, 4, 4, # 20 - 27 4, 4, 4, 4, 4, 4, 4, 4, # 28 - 2f 4, 4, 4, 4, 4, 4, 4, 4, # 30 - 37 4, 4, 4, 4, 4, 4, 4, 4, # 38 - 3f 4, 4, 4, 4, 4, 4, 4, 4, # 40 - 47 4, 4, 4, 4, 4, 4, 4, 4, # 48 - 4f 4, 4, 4, 4, 4, 4, 4, 4, # 50 - 57 4, 4, 4, 4, 4, 4, 4, 4, # 58 - 5f 4, 4, 4, 4, 4, 4, 4, 4, # 60 - 67 4, 4, 4, 4, 4, 4, 4, 4, # 68 - 6f 4, 4, 4, 4, 4, 4, 4, 4, # 70 - 77 4, 4, 4, 4, 4, 4, 4, 4, # 78 - 7f 5, 5, 5, 5, 5, 5, 5, 5, # 80 - 87 5, 5, 5, 5, 5, 5, 1, 3, # 88 - 8f 5, 5, 5, 5, 5, 5, 5, 5, # 90 - 97 5, 5, 5, 5, 5, 5, 5, 5, # 98 - 9f 5, 2, 2, 2, 2, 2, 2, 2, # a0 - a7 2, 2, 2, 2, 2, 2, 2, 2, # a8 - af 2, 2, 2, 2, 2, 2, 2, 2, # b0 - b7 2, 2, 2, 2, 2, 2, 2, 2, # b8 - bf 2, 2, 2, 2, 2, 2, 2, 2, # c0 - c7 2, 2, 2, 2, 2, 2, 2, 2, # c8 - cf 2, 2, 2, 2, 2, 2, 2, 2, # d0 - d7 2, 2, 2, 2, 2, 2, 2, 2, # d8 - df 0, 0, 0, 0, 0, 0, 0, 0, # e0 - e7 0, 0, 0, 0, 0, 0, 0, 0, # e8 - ef 0, 0, 0, 0, 0, 0, 0, 0, # f0 - f7 0, 0, 0, 0, 0, 0, 0, 5 # f8 - ff ) EUCJP_ST = ( 3, 4, 3, 5,MachineState.START,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#00-07 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,#08-0f MachineState.ITS_ME,MachineState.ITS_ME,MachineState.START,MachineState.ERROR,MachineState.START,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#10-17 MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR, 3,MachineState.ERROR,#18-1f 3,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START,MachineState.START#20-27 ) # fmt: on EUCJP_CHAR_LEN_TABLE = (2, 2, 2, 3, 1, 0) EUCJP_SM_MODEL: CodingStateMachineDict = { "class_table": EUCJP_CLS, "class_factor": 6, "state_table": EUCJP_ST, "char_len_table": EUCJP_CHAR_LEN_TABLE, "name": "EUC-JP", } # EUC-KR # fmt: off EUCKR_CLS = ( 1, 1, 1, 1, 1, 1, 1, 1, # 00 - 07 1, 1, 1, 1, 1, 1, 0, 0, # 08 - 0f 1, 1, 1, 1, 1, 1, 1, 1, # 10 - 17 1, 1, 1, 0, 1, 1, 1, 1, # 18 - 1f 1, 1, 1, 1, 1, 1, 1, 1, # 20 - 27 1, 1, 1, 1, 1, 1, 1, 1, # 28 - 2f 1, 1, 1, 1, 1, 1, 1, 1, # 30 - 37 1, 1, 1, 1, 1, 1, 1, 1, # 38 - 3f 1, 1, 1, 1, 1, 1, 1, 1, # 40 - 47 1, 1, 1, 1, 1, 1, 1, 1, # 48 - 4f 1, 1, 1, 1, 1, 1, 1, 1, # 50 - 57 1, 1, 1, 1, 1, 1, 1, 1, # 58 - 5f 1, 1, 1, 1, 1, 1, 1, 1, # 60 - 67 1, 1, 1, 1, 1, 1, 1, 1, # 68 - 6f 1, 1, 1, 1, 1, 1, 1, 1, # 70 - 77 1, 1, 1, 1, 1, 1, 1, 1, # 78 - 7f 0, 0, 0, 0, 0, 0, 0, 0, # 80 - 87 0, 0, 0, 0, 0, 0, 0, 0, # 88 - 8f 0, 0, 0, 0, 0, 0, 0, 0, # 90 - 97 0, 0, 0, 0, 0, 0, 0, 0, # 98 - 9f 0, 2, 2, 2, 2, 2, 2, 2, # a0 - a7 2, 2, 2, 2, 2, 3, 3, 3, # a8 - af 2, 2, 2, 2, 2, 2, 2, 2, # b0 - b7 2, 2, 2, 2, 2, 2, 2, 2, # b8 - bf 2, 2, 2, 2, 2, 2, 2, 2, # c0 - c7 2, 3, 2, 2, 2, 2, 2, 2, # c8 - cf 2, 2, 2, 2, 2, 2, 2, 2, # d0 - d7 2, 2, 2, 2, 2, 2, 2, 2, # d8 - df 2, 2, 2, 2, 2, 2, 2, 2, # e0 - e7 2, 2, 2, 2, 2, 2, 2, 2, # e8 - ef 2, 2, 2, 2, 2, 2, 2, 2, # f0 - f7 2, 2, 2, 2, 2, 2, 2, 0 # f8 - ff ) EUCKR_ST = ( MachineState.ERROR,MachineState.START, 3,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#00-07 MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.START #08-0f ) # fmt: on EUCKR_CHAR_LEN_TABLE = (0, 1, 2, 0) EUCKR_SM_MODEL: CodingStateMachineDict = { "class_table": EUCKR_CLS, "class_factor": 4, "state_table": EUCKR_ST, "char_len_table": EUCKR_CHAR_LEN_TABLE, "name": "EUC-KR", } # JOHAB # fmt: off JOHAB_CLS = ( 4,4,4,4,4,4,4,4, # 00 - 07 4,4,4,4,4,4,0,0, # 08 - 0f 4,4,4,4,4,4,4,4, # 10 - 17 4,4,4,0,4,4,4,4, # 18 - 1f 4,4,4,4,4,4,4,4, # 20 - 27 4,4,4,4,4,4,4,4, # 28 - 2f 4,3,3,3,3,3,3,3, # 30 - 37 3,3,3,3,3,3,3,3, # 38 - 3f 3,1,1,1,1,1,1,1, # 40 - 47 1,1,1,1,1,1,1,1, # 48 - 4f 1,1,1,1,1,1,1,1, # 50 - 57 1,1,1,1,1,1,1,1, # 58 - 5f 1,1,1,1,1,1,1,1, # 60 - 67 1,1,1,1,1,1,1,1, # 68 - 6f 1,1,1,1,1,1,1,1, # 70 - 77 1,1,1,1,1,1,1,2, # 78 - 7f 6,6,6,6,8,8,8,8, # 80 - 87 8,8,8,8,8,8,8,8, # 88 - 8f 8,7,7,7,7,7,7,7, # 90 - 97 7,7,7,7,7,7,7,7, # 98 - 9f 7,7,7,7,7,7,7,7, # a0 - a7 7,7,7,7,7,7,7,7, # a8 - af 7,7,7,7,7,7,7,7, # b0 - b7 7,7,7,7,7,7,7,7, # b8 - bf 7,7,7,7,7,7,7,7, # c0 - c7 7,7,7,7,7,7,7,7, # c8 - cf 7,7,7,7,5,5,5,5, # d0 - d7 5,9,9,9,9,9,9,5, # d8 - df 9,9,9,9,9,9,9,9, # e0 - e7 9,9,9,9,9,9,9,9, # e8 - ef 9,9,9,9,9,9,9,9, # f0 - f7 9,9,5,5,5,5,5,0 # f8 - ff ) JOHAB_ST = ( # cls = 0 1 2 3 4 5 6 7 8 9 MachineState.ERROR ,MachineState.START ,MachineState.START ,MachineState.START ,MachineState.START ,MachineState.ERROR ,MachineState.ERROR ,3 ,3 ,4 , # MachineState.START MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME, # MachineState.ITS_ME MachineState.ERROR ,MachineState.ERROR ,MachineState.ERROR ,MachineState.ERROR ,MachineState.ERROR ,MachineState.ERROR ,MachineState.ERROR ,MachineState.ERROR ,MachineState.ERROR ,MachineState.ERROR , # MachineState.ERROR MachineState.ERROR ,MachineState.START ,MachineState.START ,MachineState.ERROR ,MachineState.ERROR ,MachineState.START ,MachineState.START ,MachineState.START ,MachineState.START ,MachineState.START , # 3 MachineState.ERROR ,MachineState.START ,MachineState.ERROR ,MachineState.START ,MachineState.ERROR ,MachineState.START ,MachineState.ERROR ,MachineState.START ,MachineState.ERROR ,MachineState.START , # 4 ) # fmt: on JOHAB_CHAR_LEN_TABLE = (0, 1, 1, 1, 1, 0, 0, 2, 2, 2) JOHAB_SM_MODEL: CodingStateMachineDict = { "class_table": JOHAB_CLS, "class_factor": 10, "state_table": JOHAB_ST, "char_len_table": JOHAB_CHAR_LEN_TABLE, "name": "Johab", } # EUC-TW # fmt: off EUCTW_CLS = ( 2, 2, 2, 2, 2, 2, 2, 2, # 00 - 07 2, 2, 2, 2, 2, 2, 0, 0, # 08 - 0f 2, 2, 2, 2, 2, 2, 2, 2, # 10 - 17 2, 2, 2, 0, 2, 2, 2, 2, # 18 - 1f 2, 2, 2, 2, 2, 2, 2, 2, # 20 - 27 2, 2, 2, 2, 2, 2, 2, 2, # 28 - 2f 2, 2, 2, 2, 2, 2, 2, 2, # 30 - 37 2, 2, 2, 2, 2, 2, 2, 2, # 38 - 3f 2, 2, 2, 2, 2, 2, 2, 2, # 40 - 47 2, 2, 2, 2, 2, 2, 2, 2, # 48 - 4f 2, 2, 2, 2, 2, 2, 2, 2, # 50 - 57 2, 2, 2, 2, 2, 2, 2, 2, # 58 - 5f 2, 2, 2, 2, 2, 2, 2, 2, # 60 - 67 2, 2, 2, 2, 2, 2, 2, 2, # 68 - 6f 2, 2, 2, 2, 2, 2, 2, 2, # 70 - 77 2, 2, 2, 2, 2, 2, 2, 2, # 78 - 7f 0, 0, 0, 0, 0, 0, 0, 0, # 80 - 87 0, 0, 0, 0, 0, 0, 6, 0, # 88 - 8f 0, 0, 0, 0, 0, 0, 0, 0, # 90 - 97 0, 0, 0, 0, 0, 0, 0, 0, # 98 - 9f 0, 3, 4, 4, 4, 4, 4, 4, # a0 - a7 5, 5, 1, 1, 1, 1, 1, 1, # a8 - af 1, 1, 1, 1, 1, 1, 1, 1, # b0 - b7 1, 1, 1, 1, 1, 1, 1, 1, # b8 - bf 1, 1, 3, 1, 3, 3, 3, 3, # c0 - c7 3, 3, 3, 3, 3, 3, 3, 3, # c8 - cf 3, 3, 3, 3, 3, 3, 3, 3, # d0 - d7 3, 3, 3, 3, 3, 3, 3, 3, # d8 - df 3, 3, 3, 3, 3, 3, 3, 3, # e0 - e7 3, 3, 3, 3, 3, 3, 3, 3, # e8 - ef 3, 3, 3, 3, 3, 3, 3, 3, # f0 - f7 3, 3, 3, 3, 3, 3, 3, 0 # f8 - ff ) EUCTW_ST = ( MachineState.ERROR,MachineState.ERROR,MachineState.START, 3, 3, 3, 4,MachineState.ERROR,#00-07 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ITS_ME,MachineState.ITS_ME,#08-0f MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ERROR,MachineState.START,MachineState.ERROR,#10-17 MachineState.START,MachineState.START,MachineState.START,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#18-1f 5,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.ERROR,MachineState.START,MachineState.START,#20-27 MachineState.START,MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START #28-2f ) # fmt: on EUCTW_CHAR_LEN_TABLE = (0, 0, 1, 2, 2, 2, 3) EUCTW_SM_MODEL: CodingStateMachineDict = { "class_table": EUCTW_CLS, "class_factor": 7, "state_table": EUCTW_ST, "char_len_table": EUCTW_CHAR_LEN_TABLE, "name": "x-euc-tw", } # GB2312 # fmt: off GB2312_CLS = ( 1, 1, 1, 1, 1, 1, 1, 1, # 00 - 07 1, 1, 1, 1, 1, 1, 0, 0, # 08 - 0f 1, 1, 1, 1, 1, 1, 1, 1, # 10 - 17 1, 1, 1, 0, 1, 1, 1, 1, # 18 - 1f 1, 1, 1, 1, 1, 1, 1, 1, # 20 - 27 1, 1, 1, 1, 1, 1, 1, 1, # 28 - 2f 3, 3, 3, 3, 3, 3, 3, 3, # 30 - 37 3, 3, 1, 1, 1, 1, 1, 1, # 38 - 3f 2, 2, 2, 2, 2, 2, 2, 2, # 40 - 47 2, 2, 2, 2, 2, 2, 2, 2, # 48 - 4f 2, 2, 2, 2, 2, 2, 2, 2, # 50 - 57 2, 2, 2, 2, 2, 2, 2, 2, # 58 - 5f 2, 2, 2, 2, 2, 2, 2, 2, # 60 - 67 2, 2, 2, 2, 2, 2, 2, 2, # 68 - 6f 2, 2, 2, 2, 2, 2, 2, 2, # 70 - 77 2, 2, 2, 2, 2, 2, 2, 4, # 78 - 7f 5, 6, 6, 6, 6, 6, 6, 6, # 80 - 87 6, 6, 6, 6, 6, 6, 6, 6, # 88 - 8f 6, 6, 6, 6, 6, 6, 6, 6, # 90 - 97 6, 6, 6, 6, 6, 6, 6, 6, # 98 - 9f 6, 6, 6, 6, 6, 6, 6, 6, # a0 - a7 6, 6, 6, 6, 6, 6, 6, 6, # a8 - af 6, 6, 6, 6, 6, 6, 6, 6, # b0 - b7 6, 6, 6, 6, 6, 6, 6, 6, # b8 - bf 6, 6, 6, 6, 6, 6, 6, 6, # c0 - c7 6, 6, 6, 6, 6, 6, 6, 6, # c8 - cf 6, 6, 6, 6, 6, 6, 6, 6, # d0 - d7 6, 6, 6, 6, 6, 6, 6, 6, # d8 - df 6, 6, 6, 6, 6, 6, 6, 6, # e0 - e7 6, 6, 6, 6, 6, 6, 6, 6, # e8 - ef 6, 6, 6, 6, 6, 6, 6, 6, # f0 - f7 6, 6, 6, 6, 6, 6, 6, 0 # f8 - ff ) GB2312_ST = ( MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START, 3,MachineState.ERROR,#00-07 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ITS_ME,MachineState.ITS_ME,#08-0f MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ERROR,MachineState.ERROR,MachineState.START,#10-17 4,MachineState.ERROR,MachineState.START,MachineState.START,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#18-1f MachineState.ERROR,MachineState.ERROR, 5,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ITS_ME,MachineState.ERROR,#20-27 MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.START #28-2f ) # fmt: on # To be accurate, the length of class 6 can be either 2 or 4. # But it is not necessary to discriminate between the two since # it is used for frequency analysis only, and we are validating # each code range there as well. So it is safe to set it to be # 2 here. GB2312_CHAR_LEN_TABLE = (0, 1, 1, 1, 1, 1, 2) GB2312_SM_MODEL: CodingStateMachineDict = { "class_table": GB2312_CLS, "class_factor": 7, "state_table": GB2312_ST, "char_len_table": GB2312_CHAR_LEN_TABLE, "name": "GB2312", } # Shift_JIS # fmt: off SJIS_CLS = ( 1, 1, 1, 1, 1, 1, 1, 1, # 00 - 07 1, 1, 1, 1, 1, 1, 0, 0, # 08 - 0f 1, 1, 1, 1, 1, 1, 1, 1, # 10 - 17 1, 1, 1, 0, 1, 1, 1, 1, # 18 - 1f 1, 1, 1, 1, 1, 1, 1, 1, # 20 - 27 1, 1, 1, 1, 1, 1, 1, 1, # 28 - 2f 1, 1, 1, 1, 1, 1, 1, 1, # 30 - 37 1, 1, 1, 1, 1, 1, 1, 1, # 38 - 3f 2, 2, 2, 2, 2, 2, 2, 2, # 40 - 47 2, 2, 2, 2, 2, 2, 2, 2, # 48 - 4f 2, 2, 2, 2, 2, 2, 2, 2, # 50 - 57 2, 2, 2, 2, 2, 2, 2, 2, # 58 - 5f 2, 2, 2, 2, 2, 2, 2, 2, # 60 - 67 2, 2, 2, 2, 2, 2, 2, 2, # 68 - 6f 2, 2, 2, 2, 2, 2, 2, 2, # 70 - 77 2, 2, 2, 2, 2, 2, 2, 1, # 78 - 7f 3, 3, 3, 3, 3, 2, 2, 3, # 80 - 87 3, 3, 3, 3, 3, 3, 3, 3, # 88 - 8f 3, 3, 3, 3, 3, 3, 3, 3, # 90 - 97 3, 3, 3, 3, 3, 3, 3, 3, # 98 - 9f #0xa0 is illegal in sjis encoding, but some pages does #contain such byte. We need to be more error forgiven. 2, 2, 2, 2, 2, 2, 2, 2, # a0 - a7 2, 2, 2, 2, 2, 2, 2, 2, # a8 - af 2, 2, 2, 2, 2, 2, 2, 2, # b0 - b7 2, 2, 2, 2, 2, 2, 2, 2, # b8 - bf 2, 2, 2, 2, 2, 2, 2, 2, # c0 - c7 2, 2, 2, 2, 2, 2, 2, 2, # c8 - cf 2, 2, 2, 2, 2, 2, 2, 2, # d0 - d7 2, 2, 2, 2, 2, 2, 2, 2, # d8 - df 3, 3, 3, 3, 3, 3, 3, 3, # e0 - e7 3, 3, 3, 3, 3, 4, 4, 4, # e8 - ef 3, 3, 3, 3, 3, 3, 3, 3, # f0 - f7 3, 3, 3, 3, 3, 0, 0, 0, # f8 - ff ) SJIS_ST = ( MachineState.ERROR,MachineState.START,MachineState.START, 3,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#00-07 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,#08-0f MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START,MachineState.START #10-17 ) # fmt: on SJIS_CHAR_LEN_TABLE = (0, 1, 1, 2, 0, 0) SJIS_SM_MODEL: CodingStateMachineDict = { "class_table": SJIS_CLS, "class_factor": 6, "state_table": SJIS_ST, "char_len_table": SJIS_CHAR_LEN_TABLE, "name": "Shift_JIS", } # UCS2-BE # fmt: off UCS2BE_CLS = ( 0, 0, 0, 0, 0, 0, 0, 0, # 00 - 07 0, 0, 1, 0, 0, 2, 0, 0, # 08 - 0f 0, 0, 0, 0, 0, 0, 0, 0, # 10 - 17 0, 0, 0, 3, 0, 0, 0, 0, # 18 - 1f 0, 0, 0, 0, 0, 0, 0, 0, # 20 - 27 0, 3, 3, 3, 3, 3, 0, 0, # 28 - 2f 0, 0, 0, 0, 0, 0, 0, 0, # 30 - 37 0, 0, 0, 0, 0, 0, 0, 0, # 38 - 3f 0, 0, 0, 0, 0, 0, 0, 0, # 40 - 47 0, 0, 0, 0, 0, 0, 0, 0, # 48 - 4f 0, 0, 0, 0, 0, 0, 0, 0, # 50 - 57 0, 0, 0, 0, 0, 0, 0, 0, # 58 - 5f 0, 0, 0, 0, 0, 0, 0, 0, # 60 - 67 0, 0, 0, 0, 0, 0, 0, 0, # 68 - 6f 0, 0, 0, 0, 0, 0, 0, 0, # 70 - 77 0, 0, 0, 0, 0, 0, 0, 0, # 78 - 7f 0, 0, 0, 0, 0, 0, 0, 0, # 80 - 87 0, 0, 0, 0, 0, 0, 0, 0, # 88 - 8f 0, 0, 0, 0, 0, 0, 0, 0, # 90 - 97 0, 0, 0, 0, 0, 0, 0, 0, # 98 - 9f 0, 0, 0, 0, 0, 0, 0, 0, # a0 - a7 0, 0, 0, 0, 0, 0, 0, 0, # a8 - af 0, 0, 0, 0, 0, 0, 0, 0, # b0 - b7 0, 0, 0, 0, 0, 0, 0, 0, # b8 - bf 0, 0, 0, 0, 0, 0, 0, 0, # c0 - c7 0, 0, 0, 0, 0, 0, 0, 0, # c8 - cf 0, 0, 0, 0, 0, 0, 0, 0, # d0 - d7 0, 0, 0, 0, 0, 0, 0, 0, # d8 - df 0, 0, 0, 0, 0, 0, 0, 0, # e0 - e7 0, 0, 0, 0, 0, 0, 0, 0, # e8 - ef 0, 0, 0, 0, 0, 0, 0, 0, # f0 - f7 0, 0, 0, 0, 0, 0, 4, 5 # f8 - ff ) UCS2BE_ST = ( 5, 7, 7,MachineState.ERROR, 4, 3,MachineState.ERROR,MachineState.ERROR,#00-07 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,#08-0f MachineState.ITS_ME,MachineState.ITS_ME, 6, 6, 6, 6,MachineState.ERROR,MachineState.ERROR,#10-17 6, 6, 6, 6, 6,MachineState.ITS_ME, 6, 6,#18-1f 6, 6, 6, 6, 5, 7, 7,MachineState.ERROR,#20-27 5, 8, 6, 6,MachineState.ERROR, 6, 6, 6,#28-2f 6, 6, 6, 6,MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.START #30-37 ) # fmt: on UCS2BE_CHAR_LEN_TABLE = (2, 2, 2, 0, 2, 2) UCS2BE_SM_MODEL: CodingStateMachineDict = { "class_table": UCS2BE_CLS, "class_factor": 6, "state_table": UCS2BE_ST, "char_len_table": UCS2BE_CHAR_LEN_TABLE, "name": "UTF-16BE", } # UCS2-LE # fmt: off UCS2LE_CLS = ( 0, 0, 0, 0, 0, 0, 0, 0, # 00 - 07 0, 0, 1, 0, 0, 2, 0, 0, # 08 - 0f 0, 0, 0, 0, 0, 0, 0, 0, # 10 - 17 0, 0, 0, 3, 0, 0, 0, 0, # 18 - 1f 0, 0, 0, 0, 0, 0, 0, 0, # 20 - 27 0, 3, 3, 3, 3, 3, 0, 0, # 28 - 2f 0, 0, 0, 0, 0, 0, 0, 0, # 30 - 37 0, 0, 0, 0, 0, 0, 0, 0, # 38 - 3f 0, 0, 0, 0, 0, 0, 0, 0, # 40 - 47 0, 0, 0, 0, 0, 0, 0, 0, # 48 - 4f 0, 0, 0, 0, 0, 0, 0, 0, # 50 - 57 0, 0, 0, 0, 0, 0, 0, 0, # 58 - 5f 0, 0, 0, 0, 0, 0, 0, 0, # 60 - 67 0, 0, 0, 0, 0, 0, 0, 0, # 68 - 6f 0, 0, 0, 0, 0, 0, 0, 0, # 70 - 77 0, 0, 0, 0, 0, 0, 0, 0, # 78 - 7f 0, 0, 0, 0, 0, 0, 0, 0, # 80 - 87 0, 0, 0, 0, 0, 0, 0, 0, # 88 - 8f 0, 0, 0, 0, 0, 0, 0, 0, # 90 - 97 0, 0, 0, 0, 0, 0, 0, 0, # 98 - 9f 0, 0, 0, 0, 0, 0, 0, 0, # a0 - a7 0, 0, 0, 0, 0, 0, 0, 0, # a8 - af 0, 0, 0, 0, 0, 0, 0, 0, # b0 - b7 0, 0, 0, 0, 0, 0, 0, 0, # b8 - bf 0, 0, 0, 0, 0, 0, 0, 0, # c0 - c7 0, 0, 0, 0, 0, 0, 0, 0, # c8 - cf 0, 0, 0, 0, 0, 0, 0, 0, # d0 - d7 0, 0, 0, 0, 0, 0, 0, 0, # d8 - df 0, 0, 0, 0, 0, 0, 0, 0, # e0 - e7 0, 0, 0, 0, 0, 0, 0, 0, # e8 - ef 0, 0, 0, 0, 0, 0, 0, 0, # f0 - f7 0, 0, 0, 0, 0, 0, 4, 5 # f8 - ff ) UCS2LE_ST = ( 6, 6, 7, 6, 4, 3,MachineState.ERROR,MachineState.ERROR,#00-07 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,#08-0f MachineState.ITS_ME,MachineState.ITS_ME, 5, 5, 5,MachineState.ERROR,MachineState.ITS_ME,MachineState.ERROR,#10-17 5, 5, 5,MachineState.ERROR, 5,MachineState.ERROR, 6, 6,#18-1f 7, 6, 8, 8, 5, 5, 5,MachineState.ERROR,#20-27 5, 5, 5,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR, 5, 5,#28-2f 5, 5, 5,MachineState.ERROR, 5,MachineState.ERROR,MachineState.START,MachineState.START #30-37 ) # fmt: on UCS2LE_CHAR_LEN_TABLE = (2, 2, 2, 2, 2, 2) UCS2LE_SM_MODEL: CodingStateMachineDict = { "class_table": UCS2LE_CLS, "class_factor": 6, "state_table": UCS2LE_ST, "char_len_table": UCS2LE_CHAR_LEN_TABLE, "name": "UTF-16LE", } # UTF-8 # fmt: off UTF8_CLS = ( 1, 1, 1, 1, 1, 1, 1, 1, # 00 - 07 #allow 0x00 as a legal value 1, 1, 1, 1, 1, 1, 0, 0, # 08 - 0f 1, 1, 1, 1, 1, 1, 1, 1, # 10 - 17 1, 1, 1, 0, 1, 1, 1, 1, # 18 - 1f 1, 1, 1, 1, 1, 1, 1, 1, # 20 - 27 1, 1, 1, 1, 1, 1, 1, 1, # 28 - 2f 1, 1, 1, 1, 1, 1, 1, 1, # 30 - 37 1, 1, 1, 1, 1, 1, 1, 1, # 38 - 3f 1, 1, 1, 1, 1, 1, 1, 1, # 40 - 47 1, 1, 1, 1, 1, 1, 1, 1, # 48 - 4f 1, 1, 1, 1, 1, 1, 1, 1, # 50 - 57 1, 1, 1, 1, 1, 1, 1, 1, # 58 - 5f 1, 1, 1, 1, 1, 1, 1, 1, # 60 - 67 1, 1, 1, 1, 1, 1, 1, 1, # 68 - 6f 1, 1, 1, 1, 1, 1, 1, 1, # 70 - 77 1, 1, 1, 1, 1, 1, 1, 1, # 78 - 7f 2, 2, 2, 2, 3, 3, 3, 3, # 80 - 87 4, 4, 4, 4, 4, 4, 4, 4, # 88 - 8f 4, 4, 4, 4, 4, 4, 4, 4, # 90 - 97 4, 4, 4, 4, 4, 4, 4, 4, # 98 - 9f 5, 5, 5, 5, 5, 5, 5, 5, # a0 - a7 5, 5, 5, 5, 5, 5, 5, 5, # a8 - af 5, 5, 5, 5, 5, 5, 5, 5, # b0 - b7 5, 5, 5, 5, 5, 5, 5, 5, # b8 - bf 0, 0, 6, 6, 6, 6, 6, 6, # c0 - c7 6, 6, 6, 6, 6, 6, 6, 6, # c8 - cf 6, 6, 6, 6, 6, 6, 6, 6, # d0 - d7 6, 6, 6, 6, 6, 6, 6, 6, # d8 - df 7, 8, 8, 8, 8, 8, 8, 8, # e0 - e7 8, 8, 8, 8, 8, 9, 8, 8, # e8 - ef 10, 11, 11, 11, 11, 11, 11, 11, # f0 - f7 12, 13, 13, 13, 14, 15, 0, 0 # f8 - ff ) UTF8_ST = ( MachineState.ERROR,MachineState.START,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR, 12, 10,#00-07 9, 11, 8, 7, 6, 5, 4, 3,#08-0f MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#10-17 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#18-1f MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,#20-27 MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,MachineState.ITS_ME,#28-2f MachineState.ERROR,MachineState.ERROR, 5, 5, 5, 5,MachineState.ERROR,MachineState.ERROR,#30-37 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#38-3f MachineState.ERROR,MachineState.ERROR,MachineState.ERROR, 5, 5, 5,MachineState.ERROR,MachineState.ERROR,#40-47 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#48-4f MachineState.ERROR,MachineState.ERROR, 7, 7, 7, 7,MachineState.ERROR,MachineState.ERROR,#50-57 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#58-5f MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR, 7, 7,MachineState.ERROR,MachineState.ERROR,#60-67 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#68-6f MachineState.ERROR,MachineState.ERROR, 9, 9, 9, 9,MachineState.ERROR,MachineState.ERROR,#70-77 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#78-7f MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR, 9,MachineState.ERROR,MachineState.ERROR,#80-87 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#88-8f MachineState.ERROR,MachineState.ERROR, 12, 12, 12, 12,MachineState.ERROR,MachineState.ERROR,#90-97 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#98-9f MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR, 12,MachineState.ERROR,MachineState.ERROR,#a0-a7 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#a8-af MachineState.ERROR,MachineState.ERROR, 12, 12, 12,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#b0-b7 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,#b8-bf MachineState.ERROR,MachineState.ERROR,MachineState.START,MachineState.START,MachineState.START,MachineState.START,MachineState.ERROR,MachineState.ERROR,#c0-c7 MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR,MachineState.ERROR #c8-cf ) # fmt: on UTF8_CHAR_LEN_TABLE = (0, 1, 0, 0, 0, 0, 2, 3, 3, 3, 4, 4, 5, 5, 6, 6) UTF8_SM_MODEL: CodingStateMachineDict = { "class_table": UTF8_CLS, "class_factor": 16, "state_table": UTF8_ST, "char_len_table": UTF8_CHAR_LEN_TABLE, "name": "UTF-8", }