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Diffstat (limited to 'lib/chardet/mbcssm.py')
| -rw-r--r-- | lib/chardet/mbcssm.py | 660 |
1 files changed, 660 insertions, 0 deletions
diff --git a/lib/chardet/mbcssm.py b/lib/chardet/mbcssm.py new file mode 100644 index 0000000..d3b9c4b --- /dev/null +++ b/lib/chardet/mbcssm.py @@ -0,0 +1,660 @@ +######################## 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 .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 = { + "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 = { + "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 = { + "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 = { + "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 = { + "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 = { + "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 = { + "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 = { + "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 = { + "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 = { + "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 = { + "class_table": UTF8_CLS, + "class_factor": 16, + "state_table": UTF8_ST, + "char_len_table": UTF8_CHAR_LEN_TABLE, + "name": "UTF-8", +} |