Revision 070fae6d0ff49e63bfd5f2bdc66f8eb1df3b6557 authored by Christian Heimes on 02 July 2019, 18:39:42 UTC, committed by Ned Deily on 02 July 2019, 18:42:08 UTC


ssl.match_hostname() no longer accepts IPv4 addresses with additional text
after the address and only quad-dotted notation without trailing
whitespaces. Some inet_aton() implementations ignore whitespace and all data
after whitespace, e.g. '127.0.0.1 whatever'.

Short notations like '127.1' for '127.0.0.1' were already filtered out.

The bug was initially found by Dominik Czarnota and reported by Paul Kehrer.

Signed-off-by: Christian Heimes <christian@python.org>



https://bugs.python.org/issue37463
1 parent dcc0eb3
Raw File
stringprep.py
# This file is generated by mkstringprep.py. DO NOT EDIT.
"""Library that exposes various tables found in the StringPrep RFC 3454.

There are two kinds of tables: sets, for which a member test is provided,
and mappings, for which a mapping function is provided.
"""

from unicodedata import ucd_3_2_0 as unicodedata

assert unicodedata.unidata_version == '3.2.0'

def in_table_a1(code):
    if unicodedata.category(code) != 'Cn': return False
    c = ord(code)
    if 0xFDD0 <= c < 0xFDF0: return False
    return (c & 0xFFFF) not in (0xFFFE, 0xFFFF)


b1_set = set([173, 847, 6150, 6155, 6156, 6157, 8203, 8204, 8205, 8288, 65279] + list(range(65024,65040)))
def in_table_b1(code):
    return ord(code) in b1_set


b3_exceptions = {
0xb5:'\u03bc', 0xdf:'ss', 0x130:'i\u0307', 0x149:'\u02bcn',
0x17f:'s', 0x1f0:'j\u030c', 0x345:'\u03b9', 0x37a:' \u03b9',
0x390:'\u03b9\u0308\u0301', 0x3b0:'\u03c5\u0308\u0301', 0x3c2:'\u03c3', 0x3d0:'\u03b2',
0x3d1:'\u03b8', 0x3d2:'\u03c5', 0x3d3:'\u03cd', 0x3d4:'\u03cb',
0x3d5:'\u03c6', 0x3d6:'\u03c0', 0x3f0:'\u03ba', 0x3f1:'\u03c1',
0x3f2:'\u03c3', 0x3f5:'\u03b5', 0x587:'\u0565\u0582', 0x1e96:'h\u0331',
0x1e97:'t\u0308', 0x1e98:'w\u030a', 0x1e99:'y\u030a', 0x1e9a:'a\u02be',
0x1e9b:'\u1e61', 0x1f50:'\u03c5\u0313', 0x1f52:'\u03c5\u0313\u0300', 0x1f54:'\u03c5\u0313\u0301',
0x1f56:'\u03c5\u0313\u0342', 0x1f80:'\u1f00\u03b9', 0x1f81:'\u1f01\u03b9', 0x1f82:'\u1f02\u03b9',
0x1f83:'\u1f03\u03b9', 0x1f84:'\u1f04\u03b9', 0x1f85:'\u1f05\u03b9', 0x1f86:'\u1f06\u03b9',
0x1f87:'\u1f07\u03b9', 0x1f88:'\u1f00\u03b9', 0x1f89:'\u1f01\u03b9', 0x1f8a:'\u1f02\u03b9',
0x1f8b:'\u1f03\u03b9', 0x1f8c:'\u1f04\u03b9', 0x1f8d:'\u1f05\u03b9', 0x1f8e:'\u1f06\u03b9',
0x1f8f:'\u1f07\u03b9', 0x1f90:'\u1f20\u03b9', 0x1f91:'\u1f21\u03b9', 0x1f92:'\u1f22\u03b9',
0x1f93:'\u1f23\u03b9', 0x1f94:'\u1f24\u03b9', 0x1f95:'\u1f25\u03b9', 0x1f96:'\u1f26\u03b9',
0x1f97:'\u1f27\u03b9', 0x1f98:'\u1f20\u03b9', 0x1f99:'\u1f21\u03b9', 0x1f9a:'\u1f22\u03b9',
0x1f9b:'\u1f23\u03b9', 0x1f9c:'\u1f24\u03b9', 0x1f9d:'\u1f25\u03b9', 0x1f9e:'\u1f26\u03b9',
0x1f9f:'\u1f27\u03b9', 0x1fa0:'\u1f60\u03b9', 0x1fa1:'\u1f61\u03b9', 0x1fa2:'\u1f62\u03b9',
0x1fa3:'\u1f63\u03b9', 0x1fa4:'\u1f64\u03b9', 0x1fa5:'\u1f65\u03b9', 0x1fa6:'\u1f66\u03b9',
0x1fa7:'\u1f67\u03b9', 0x1fa8:'\u1f60\u03b9', 0x1fa9:'\u1f61\u03b9', 0x1faa:'\u1f62\u03b9',
0x1fab:'\u1f63\u03b9', 0x1fac:'\u1f64\u03b9', 0x1fad:'\u1f65\u03b9', 0x1fae:'\u1f66\u03b9',
0x1faf:'\u1f67\u03b9', 0x1fb2:'\u1f70\u03b9', 0x1fb3:'\u03b1\u03b9', 0x1fb4:'\u03ac\u03b9',
0x1fb6:'\u03b1\u0342', 0x1fb7:'\u03b1\u0342\u03b9', 0x1fbc:'\u03b1\u03b9', 0x1fbe:'\u03b9',
0x1fc2:'\u1f74\u03b9', 0x1fc3:'\u03b7\u03b9', 0x1fc4:'\u03ae\u03b9', 0x1fc6:'\u03b7\u0342',
0x1fc7:'\u03b7\u0342\u03b9', 0x1fcc:'\u03b7\u03b9', 0x1fd2:'\u03b9\u0308\u0300', 0x1fd3:'\u03b9\u0308\u0301',
0x1fd6:'\u03b9\u0342', 0x1fd7:'\u03b9\u0308\u0342', 0x1fe2:'\u03c5\u0308\u0300', 0x1fe3:'\u03c5\u0308\u0301',
0x1fe4:'\u03c1\u0313', 0x1fe6:'\u03c5\u0342', 0x1fe7:'\u03c5\u0308\u0342', 0x1ff2:'\u1f7c\u03b9',
0x1ff3:'\u03c9\u03b9', 0x1ff4:'\u03ce\u03b9', 0x1ff6:'\u03c9\u0342', 0x1ff7:'\u03c9\u0342\u03b9',
0x1ffc:'\u03c9\u03b9', 0x20a8:'rs', 0x2102:'c', 0x2103:'\xb0c',
0x2107:'\u025b', 0x2109:'\xb0f', 0x210b:'h', 0x210c:'h',
0x210d:'h', 0x2110:'i', 0x2111:'i', 0x2112:'l',
0x2115:'n', 0x2116:'no', 0x2119:'p', 0x211a:'q',
0x211b:'r', 0x211c:'r', 0x211d:'r', 0x2120:'sm',
0x2121:'tel', 0x2122:'tm', 0x2124:'z', 0x2128:'z',
0x212c:'b', 0x212d:'c', 0x2130:'e', 0x2131:'f',
0x2133:'m', 0x213e:'\u03b3', 0x213f:'\u03c0', 0x2145:'d',
0x3371:'hpa', 0x3373:'au', 0x3375:'ov', 0x3380:'pa',
0x3381:'na', 0x3382:'\u03bca', 0x3383:'ma', 0x3384:'ka',
0x3385:'kb', 0x3386:'mb', 0x3387:'gb', 0x338a:'pf',
0x338b:'nf', 0x338c:'\u03bcf', 0x3390:'hz', 0x3391:'khz',
0x3392:'mhz', 0x3393:'ghz', 0x3394:'thz', 0x33a9:'pa',
0x33aa:'kpa', 0x33ab:'mpa', 0x33ac:'gpa', 0x33b4:'pv',
0x33b5:'nv', 0x33b6:'\u03bcv', 0x33b7:'mv', 0x33b8:'kv',
0x33b9:'mv', 0x33ba:'pw', 0x33bb:'nw', 0x33bc:'\u03bcw',
0x33bd:'mw', 0x33be:'kw', 0x33bf:'mw', 0x33c0:'k\u03c9',
0x33c1:'m\u03c9', 0x33c3:'bq', 0x33c6:'c\u2215kg', 0x33c7:'co.',
0x33c8:'db', 0x33c9:'gy', 0x33cb:'hp', 0x33cd:'kk',
0x33ce:'km', 0x33d7:'ph', 0x33d9:'ppm', 0x33da:'pr',
0x33dc:'sv', 0x33dd:'wb', 0xfb00:'ff', 0xfb01:'fi',
0xfb02:'fl', 0xfb03:'ffi', 0xfb04:'ffl', 0xfb05:'st',
0xfb06:'st', 0xfb13:'\u0574\u0576', 0xfb14:'\u0574\u0565', 0xfb15:'\u0574\u056b',
0xfb16:'\u057e\u0576', 0xfb17:'\u0574\u056d', 0x1d400:'a', 0x1d401:'b',
0x1d402:'c', 0x1d403:'d', 0x1d404:'e', 0x1d405:'f',
0x1d406:'g', 0x1d407:'h', 0x1d408:'i', 0x1d409:'j',
0x1d40a:'k', 0x1d40b:'l', 0x1d40c:'m', 0x1d40d:'n',
0x1d40e:'o', 0x1d40f:'p', 0x1d410:'q', 0x1d411:'r',
0x1d412:'s', 0x1d413:'t', 0x1d414:'u', 0x1d415:'v',
0x1d416:'w', 0x1d417:'x', 0x1d418:'y', 0x1d419:'z',
0x1d434:'a', 0x1d435:'b', 0x1d436:'c', 0x1d437:'d',
0x1d438:'e', 0x1d439:'f', 0x1d43a:'g', 0x1d43b:'h',
0x1d43c:'i', 0x1d43d:'j', 0x1d43e:'k', 0x1d43f:'l',
0x1d440:'m', 0x1d441:'n', 0x1d442:'o', 0x1d443:'p',
0x1d444:'q', 0x1d445:'r', 0x1d446:'s', 0x1d447:'t',
0x1d448:'u', 0x1d449:'v', 0x1d44a:'w', 0x1d44b:'x',
0x1d44c:'y', 0x1d44d:'z', 0x1d468:'a', 0x1d469:'b',
0x1d46a:'c', 0x1d46b:'d', 0x1d46c:'e', 0x1d46d:'f',
0x1d46e:'g', 0x1d46f:'h', 0x1d470:'i', 0x1d471:'j',
0x1d472:'k', 0x1d473:'l', 0x1d474:'m', 0x1d475:'n',
0x1d476:'o', 0x1d477:'p', 0x1d478:'q', 0x1d479:'r',
0x1d47a:'s', 0x1d47b:'t', 0x1d47c:'u', 0x1d47d:'v',
0x1d47e:'w', 0x1d47f:'x', 0x1d480:'y', 0x1d481:'z',
0x1d49c:'a', 0x1d49e:'c', 0x1d49f:'d', 0x1d4a2:'g',
0x1d4a5:'j', 0x1d4a6:'k', 0x1d4a9:'n', 0x1d4aa:'o',
0x1d4ab:'p', 0x1d4ac:'q', 0x1d4ae:'s', 0x1d4af:'t',
0x1d4b0:'u', 0x1d4b1:'v', 0x1d4b2:'w', 0x1d4b3:'x',
0x1d4b4:'y', 0x1d4b5:'z', 0x1d4d0:'a', 0x1d4d1:'b',
0x1d4d2:'c', 0x1d4d3:'d', 0x1d4d4:'e', 0x1d4d5:'f',
0x1d4d6:'g', 0x1d4d7:'h', 0x1d4d8:'i', 0x1d4d9:'j',
0x1d4da:'k', 0x1d4db:'l', 0x1d4dc:'m', 0x1d4dd:'n',
0x1d4de:'o', 0x1d4df:'p', 0x1d4e0:'q', 0x1d4e1:'r',
0x1d4e2:'s', 0x1d4e3:'t', 0x1d4e4:'u', 0x1d4e5:'v',
0x1d4e6:'w', 0x1d4e7:'x', 0x1d4e8:'y', 0x1d4e9:'z',
0x1d504:'a', 0x1d505:'b', 0x1d507:'d', 0x1d508:'e',
0x1d509:'f', 0x1d50a:'g', 0x1d50d:'j', 0x1d50e:'k',
0x1d50f:'l', 0x1d510:'m', 0x1d511:'n', 0x1d512:'o',
0x1d513:'p', 0x1d514:'q', 0x1d516:'s', 0x1d517:'t',
0x1d518:'u', 0x1d519:'v', 0x1d51a:'w', 0x1d51b:'x',
0x1d51c:'y', 0x1d538:'a', 0x1d539:'b', 0x1d53b:'d',
0x1d53c:'e', 0x1d53d:'f', 0x1d53e:'g', 0x1d540:'i',
0x1d541:'j', 0x1d542:'k', 0x1d543:'l', 0x1d544:'m',
0x1d546:'o', 0x1d54a:'s', 0x1d54b:'t', 0x1d54c:'u',
0x1d54d:'v', 0x1d54e:'w', 0x1d54f:'x', 0x1d550:'y',
0x1d56c:'a', 0x1d56d:'b', 0x1d56e:'c', 0x1d56f:'d',
0x1d570:'e', 0x1d571:'f', 0x1d572:'g', 0x1d573:'h',
0x1d574:'i', 0x1d575:'j', 0x1d576:'k', 0x1d577:'l',
0x1d578:'m', 0x1d579:'n', 0x1d57a:'o', 0x1d57b:'p',
0x1d57c:'q', 0x1d57d:'r', 0x1d57e:'s', 0x1d57f:'t',
0x1d580:'u', 0x1d581:'v', 0x1d582:'w', 0x1d583:'x',
0x1d584:'y', 0x1d585:'z', 0x1d5a0:'a', 0x1d5a1:'b',
0x1d5a2:'c', 0x1d5a3:'d', 0x1d5a4:'e', 0x1d5a5:'f',
0x1d5a6:'g', 0x1d5a7:'h', 0x1d5a8:'i', 0x1d5a9:'j',
0x1d5aa:'k', 0x1d5ab:'l', 0x1d5ac:'m', 0x1d5ad:'n',
0x1d5ae:'o', 0x1d5af:'p', 0x1d5b0:'q', 0x1d5b1:'r',
0x1d5b2:'s', 0x1d5b3:'t', 0x1d5b4:'u', 0x1d5b5:'v',
0x1d5b6:'w', 0x1d5b7:'x', 0x1d5b8:'y', 0x1d5b9:'z',
0x1d5d4:'a', 0x1d5d5:'b', 0x1d5d6:'c', 0x1d5d7:'d',
0x1d5d8:'e', 0x1d5d9:'f', 0x1d5da:'g', 0x1d5db:'h',
0x1d5dc:'i', 0x1d5dd:'j', 0x1d5de:'k', 0x1d5df:'l',
0x1d5e0:'m', 0x1d5e1:'n', 0x1d5e2:'o', 0x1d5e3:'p',
0x1d5e4:'q', 0x1d5e5:'r', 0x1d5e6:'s', 0x1d5e7:'t',
0x1d5e8:'u', 0x1d5e9:'v', 0x1d5ea:'w', 0x1d5eb:'x',
0x1d5ec:'y', 0x1d5ed:'z', 0x1d608:'a', 0x1d609:'b',
0x1d60a:'c', 0x1d60b:'d', 0x1d60c:'e', 0x1d60d:'f',
0x1d60e:'g', 0x1d60f:'h', 0x1d610:'i', 0x1d611:'j',
0x1d612:'k', 0x1d613:'l', 0x1d614:'m', 0x1d615:'n',
0x1d616:'o', 0x1d617:'p', 0x1d618:'q', 0x1d619:'r',
0x1d61a:'s', 0x1d61b:'t', 0x1d61c:'u', 0x1d61d:'v',
0x1d61e:'w', 0x1d61f:'x', 0x1d620:'y', 0x1d621:'z',
0x1d63c:'a', 0x1d63d:'b', 0x1d63e:'c', 0x1d63f:'d',
0x1d640:'e', 0x1d641:'f', 0x1d642:'g', 0x1d643:'h',
0x1d644:'i', 0x1d645:'j', 0x1d646:'k', 0x1d647:'l',
0x1d648:'m', 0x1d649:'n', 0x1d64a:'o', 0x1d64b:'p',
0x1d64c:'q', 0x1d64d:'r', 0x1d64e:'s', 0x1d64f:'t',
0x1d650:'u', 0x1d651:'v', 0x1d652:'w', 0x1d653:'x',
0x1d654:'y', 0x1d655:'z', 0x1d670:'a', 0x1d671:'b',
0x1d672:'c', 0x1d673:'d', 0x1d674:'e', 0x1d675:'f',
0x1d676:'g', 0x1d677:'h', 0x1d678:'i', 0x1d679:'j',
0x1d67a:'k', 0x1d67b:'l', 0x1d67c:'m', 0x1d67d:'n',
0x1d67e:'o', 0x1d67f:'p', 0x1d680:'q', 0x1d681:'r',
0x1d682:'s', 0x1d683:'t', 0x1d684:'u', 0x1d685:'v',
0x1d686:'w', 0x1d687:'x', 0x1d688:'y', 0x1d689:'z',
0x1d6a8:'\u03b1', 0x1d6a9:'\u03b2', 0x1d6aa:'\u03b3', 0x1d6ab:'\u03b4',
0x1d6ac:'\u03b5', 0x1d6ad:'\u03b6', 0x1d6ae:'\u03b7', 0x1d6af:'\u03b8',
0x1d6b0:'\u03b9', 0x1d6b1:'\u03ba', 0x1d6b2:'\u03bb', 0x1d6b3:'\u03bc',
0x1d6b4:'\u03bd', 0x1d6b5:'\u03be', 0x1d6b6:'\u03bf', 0x1d6b7:'\u03c0',
0x1d6b8:'\u03c1', 0x1d6b9:'\u03b8', 0x1d6ba:'\u03c3', 0x1d6bb:'\u03c4',
0x1d6bc:'\u03c5', 0x1d6bd:'\u03c6', 0x1d6be:'\u03c7', 0x1d6bf:'\u03c8',
0x1d6c0:'\u03c9', 0x1d6d3:'\u03c3', 0x1d6e2:'\u03b1', 0x1d6e3:'\u03b2',
0x1d6e4:'\u03b3', 0x1d6e5:'\u03b4', 0x1d6e6:'\u03b5', 0x1d6e7:'\u03b6',
0x1d6e8:'\u03b7', 0x1d6e9:'\u03b8', 0x1d6ea:'\u03b9', 0x1d6eb:'\u03ba',
0x1d6ec:'\u03bb', 0x1d6ed:'\u03bc', 0x1d6ee:'\u03bd', 0x1d6ef:'\u03be',
0x1d6f0:'\u03bf', 0x1d6f1:'\u03c0', 0x1d6f2:'\u03c1', 0x1d6f3:'\u03b8',
0x1d6f4:'\u03c3', 0x1d6f5:'\u03c4', 0x1d6f6:'\u03c5', 0x1d6f7:'\u03c6',
0x1d6f8:'\u03c7', 0x1d6f9:'\u03c8', 0x1d6fa:'\u03c9', 0x1d70d:'\u03c3',
0x1d71c:'\u03b1', 0x1d71d:'\u03b2', 0x1d71e:'\u03b3', 0x1d71f:'\u03b4',
0x1d720:'\u03b5', 0x1d721:'\u03b6', 0x1d722:'\u03b7', 0x1d723:'\u03b8',
0x1d724:'\u03b9', 0x1d725:'\u03ba', 0x1d726:'\u03bb', 0x1d727:'\u03bc',
0x1d728:'\u03bd', 0x1d729:'\u03be', 0x1d72a:'\u03bf', 0x1d72b:'\u03c0',
0x1d72c:'\u03c1', 0x1d72d:'\u03b8', 0x1d72e:'\u03c3', 0x1d72f:'\u03c4',
0x1d730:'\u03c5', 0x1d731:'\u03c6', 0x1d732:'\u03c7', 0x1d733:'\u03c8',
0x1d734:'\u03c9', 0x1d747:'\u03c3', 0x1d756:'\u03b1', 0x1d757:'\u03b2',
0x1d758:'\u03b3', 0x1d759:'\u03b4', 0x1d75a:'\u03b5', 0x1d75b:'\u03b6',
0x1d75c:'\u03b7', 0x1d75d:'\u03b8', 0x1d75e:'\u03b9', 0x1d75f:'\u03ba',
0x1d760:'\u03bb', 0x1d761:'\u03bc', 0x1d762:'\u03bd', 0x1d763:'\u03be',
0x1d764:'\u03bf', 0x1d765:'\u03c0', 0x1d766:'\u03c1', 0x1d767:'\u03b8',
0x1d768:'\u03c3', 0x1d769:'\u03c4', 0x1d76a:'\u03c5', 0x1d76b:'\u03c6',
0x1d76c:'\u03c7', 0x1d76d:'\u03c8', 0x1d76e:'\u03c9', 0x1d781:'\u03c3',
0x1d790:'\u03b1', 0x1d791:'\u03b2', 0x1d792:'\u03b3', 0x1d793:'\u03b4',
0x1d794:'\u03b5', 0x1d795:'\u03b6', 0x1d796:'\u03b7', 0x1d797:'\u03b8',
0x1d798:'\u03b9', 0x1d799:'\u03ba', 0x1d79a:'\u03bb', 0x1d79b:'\u03bc',
0x1d79c:'\u03bd', 0x1d79d:'\u03be', 0x1d79e:'\u03bf', 0x1d79f:'\u03c0',
0x1d7a0:'\u03c1', 0x1d7a1:'\u03b8', 0x1d7a2:'\u03c3', 0x1d7a3:'\u03c4',
0x1d7a4:'\u03c5', 0x1d7a5:'\u03c6', 0x1d7a6:'\u03c7', 0x1d7a7:'\u03c8',
0x1d7a8:'\u03c9', 0x1d7bb:'\u03c3', }

def map_table_b3(code):
    r = b3_exceptions.get(ord(code))
    if r is not None: return r
    return code.lower()


def map_table_b2(a):
    al = map_table_b3(a)
    b = unicodedata.normalize("NFKC", al)
    bl = "".join([map_table_b3(ch) for ch in b])
    c = unicodedata.normalize("NFKC", bl)
    if b != c:
        return c
    else:
        return al


def in_table_c11(code):
    return code == " "


def in_table_c12(code):
    return unicodedata.category(code) == "Zs" and code != " "

def in_table_c11_c12(code):
    return unicodedata.category(code) == "Zs"


def in_table_c21(code):
    return ord(code) < 128 and unicodedata.category(code) == "Cc"

c22_specials = set([1757, 1807, 6158, 8204, 8205, 8232, 8233, 65279] + list(range(8288,8292)) + list(range(8298,8304)) + list(range(65529,65533)) + list(range(119155,119163)))
def in_table_c22(code):
    c = ord(code)
    if c < 128: return False
    if unicodedata.category(code) == "Cc": return True
    return c in c22_specials

def in_table_c21_c22(code):
    return unicodedata.category(code) == "Cc" or \
           ord(code) in c22_specials


def in_table_c3(code):
    return unicodedata.category(code) == "Co"


def in_table_c4(code):
    c = ord(code)
    if c < 0xFDD0: return False
    if c < 0xFDF0: return True
    return (ord(code) & 0xFFFF) in (0xFFFE, 0xFFFF)


def in_table_c5(code):
    return unicodedata.category(code) == "Cs"


c6_set = set(range(65529,65534))
def in_table_c6(code):
    return ord(code) in c6_set


c7_set = set(range(12272,12284))
def in_table_c7(code):
    return ord(code) in c7_set


c8_set = set([832, 833, 8206, 8207] + list(range(8234,8239)) + list(range(8298,8304)))
def in_table_c8(code):
    return ord(code) in c8_set


c9_set = set([917505] + list(range(917536,917632)))
def in_table_c9(code):
    return ord(code) in c9_set


def in_table_d1(code):
    return unicodedata.bidirectional(code) in ("R","AL")


def in_table_d2(code):
    return unicodedata.bidirectional(code) == "L"
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