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#  Copyright 2011 Sybren A. Stüvel <sybren@stuvel.eu>
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      https://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.

"""ASN.1 definitions.

Not all ASN.1-handling code use these definitions, but when it does, they should be here.
"""

from pyasn1.type import univ, namedtype, tag

class PubKeyHeader(univ.Sequence):
    componentType = namedtype.NamedTypes(
        namedtype.NamedType("oid", univ.ObjectIdentifier()),
        namedtype.NamedType("parameters", univ.Null()),
    )

class OpenSSLPubKey(univ.Sequence):
    componentType = namedtype.NamedTypes(
        namedtype.NamedType("header", PubKeyHeader()),
        # This little hack (the implicit tag) allows us to get a Bit String as Octet String
        namedtype.NamedType(
            "key",
            univ.OctetString().subtype(implicitTag=tag.Tag(tagClass=0, tagFormat=0, tagId=3)),
        ),
    )

class AsnPubKey(univ.Sequence):
    """ASN.1 contents of DER encoded public key:

RSAPublicKey ::= SEQUENCE {
         modulus           INTEGER,  -- n
         publicExponent    INTEGER,  -- e
    """

componentType = namedtype.NamedTypes(
        namedtype.NamedType("modulus", univ.Integer()),
        namedtype.NamedType("publicExponent", univ.Integer()),
    )

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__pycache__ DIR	-	drwxr-xr-x	2025-09-17 12:30:06	Edit Download recursive recursive
asn1.py	1.75 KB	lrw-r--r--	2021-03-29 21:17:08	Edit Download recursive recursive
cli.py	9.94 KB	lrw-r--r--	2021-11-24 09:39:08	Edit Download recursive recursive
common.py	4.75 KB	lrw-r--r--	2021-11-24 10:00:05	Edit Download recursive recursive
core.py	1.67 KB	lrw-r--r--	2021-11-24 10:00:05	Edit Download recursive recursive
key.py	27.62 KB	lrw-r--r--	2022-04-13 08:57:32	Edit Download recursive recursive
parallel.py	2.35 KB	lrw-r--r--	2021-03-29 21:17:08	Edit Download recursive recursive
pem.py	4.03 KB	lrw-r--r--	2021-03-29 21:17:08	Edit Download recursive recursive
pkcs1.py	16.30 KB	lrw-r--r--	2022-07-20 09:28:13	Edit Download recursive recursive
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util.py	3.02 KB	lrw-r--r--	2021-03-29 21:17:08	Edit Download recursive recursive
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