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      1 #
      2 # This file is part of pyasn1-modules software.
      3 #
      4 # Copyright (c) 2005-2017, Ilya Etingof <etingof (at] gmail.com>
      5 # License: http://pyasn1.sf.net/license.html
      6 #
      7 # PKCS#1 syntax
      8 #
      9 # ASN.1 source from:
     10 # ftp://ftp.rsasecurity.com/pub/pkcs/pkcs-1/pkcs-1v2-1.asn
     11 #
     12 # Sample captures could be obtained with "openssl genrsa" command
     13 #
     14 from pyasn1.type import constraint
     15 from pyasn1.type import namedval
     16 
     17 from pyasn1_modules.rfc2437 import *
     18 
     19 
     20 class OtherPrimeInfo(univ.Sequence):
     21     componentType = namedtype.NamedTypes(
     22         namedtype.NamedType('prime', univ.Integer()),
     23         namedtype.NamedType('exponent', univ.Integer()),
     24         namedtype.NamedType('coefficient', univ.Integer())
     25     )
     26 
     27 
     28 class OtherPrimeInfos(univ.SequenceOf):
     29     componentType = OtherPrimeInfo()
     30     subtypeSpec = univ.SequenceOf.subtypeSpec + constraint.ValueSizeConstraint(1, MAX)
     31 
     32 
     33 class RSAPrivateKey(univ.Sequence):
     34     componentType = namedtype.NamedTypes(
     35         namedtype.NamedType('version', univ.Integer(namedValues=namedval.NamedValues(('two-prime', 0), ('multi', 1)))),
     36         namedtype.NamedType('modulus', univ.Integer()),
     37         namedtype.NamedType('publicExponent', univ.Integer()),
     38         namedtype.NamedType('privateExponent', univ.Integer()),
     39         namedtype.NamedType('prime1', univ.Integer()),
     40         namedtype.NamedType('prime2', univ.Integer()),
     41         namedtype.NamedType('exponent1', univ.Integer()),
     42         namedtype.NamedType('exponent2', univ.Integer()),
     43         namedtype.NamedType('coefficient', univ.Integer()),
     44         namedtype.OptionalNamedType('otherPrimeInfos', OtherPrimeInfos())
     45     )
     46