mirror of https://github.com/OpenKMIP/PyKMIP.git
409 lines
12 KiB
Python
409 lines
12 KiB
Python
# Copyright (c) 2014 The Johns Hopkins University/Applied Physics Laboratory
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from kmip.core.attributes import CertificateType
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from kmip.core import enums
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from kmip.core.enums import Tags
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from kmip.core.objects import Attribute
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from kmip.core.objects import KeyBlock
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from kmip.core.primitives import Struct
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from kmip.core.primitives import Integer
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from kmip.core.primitives import Enumeration
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from kmip.core.primitives import BigInteger
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from kmip.core.primitives import ByteString
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from kmip.core.utils import BytearrayStream
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# 2.2
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# 2.2.1
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class Certificate(Struct):
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class CertificateValue(ByteString):
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def __init__(self, value=None):
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super(self.__class__, self).__init__(value,
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Tags.CERTIFICATE_VALUE)
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def __init__(self,
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certificate_type=None,
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certificate_value=None):
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super(self.__class__, self).__init__(Tags.CERTIFICATE)
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self.certificate_type = certificate_type
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self.certificate_value = certificate_value
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self.validate()
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def read(self, istream):
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super(self.__class__, self).read(istream)
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tstream = BytearrayStream(istream.read(self.length))
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self.certificate_type = CertificateType()
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self.certificate_value = Certificate.CertificateValue()
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self.certificate_type.read(tstream)
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self.certificate_value.read(tstream)
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self.is_oversized(tstream)
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self.validate()
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def write(self, ostream):
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tstream = BytearrayStream()
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# Write the details of the certificate
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self.certificate_type.write(tstream)
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self.certificate_value.write(tstream)
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# Write the length and value of the template attribute
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self.length = tstream.length()
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super(self.__class__, self).write(ostream)
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ostream.write(tstream.buffer)
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def validate(self):
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self.__validate()
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def __validate(self):
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# TODO (peter-hamilton) Finish implementation.
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pass
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# 2.2.2
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class KeyBlockKey(Struct):
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def __init__(self, key_block=None, tag=Tags.DEFAULT):
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super(KeyBlockKey, self).__init__(tag)
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self.key_block = key_block
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self.validate()
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def read(self, istream):
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super(KeyBlockKey, self).read(istream)
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tstream = BytearrayStream(istream.read(self.length))
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self.key_block = KeyBlock()
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self.key_block.read(tstream)
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self.is_oversized(tstream)
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self.validate()
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def write(self, ostream):
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tstream = BytearrayStream()
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self.key_block.write(tstream)
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# Write the length and value of the template attribute
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self.length = tstream.length()
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super(KeyBlockKey, self).write(ostream)
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ostream.write(tstream.buffer)
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def validate(self):
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self.__validate()
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def __validate(self):
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# TODO (peter-hamilton) Finish implementation.
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pass
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class SymmetricKey(KeyBlockKey):
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def __init__(self, key_block=None):
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super(self.__class__, self).__init__(key_block, Tags.SYMMETRIC_KEY)
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self.validate()
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def validate(self):
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self.__validate()
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def __validate(self):
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# TODO (peter-hamilton) Finish implementation.
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pass
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# 2.2.3
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class PublicKey(KeyBlockKey):
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def __init__(self, key_block=None):
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super(self.__class__, self).__init__(key_block, Tags.PUBLIC_KEY)
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self.validate()
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def validate(self):
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self.__validate()
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def __validate(self):
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# TODO (peter-hamilton) Finish implementation.
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pass
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# 2.2.4
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class PrivateKey(KeyBlockKey):
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def __init__(self, key_block=None):
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super(self.__class__, self).__init__(key_block, Tags.PRIVATE_KEY)
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self.validate()
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def validate(self):
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self.__validate()
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def __validate(self):
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# TODO (peter-hamilton) Finish implementation.
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pass
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# 2.2.5
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class SplitKey(Struct):
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class SplitKeyParts(Integer):
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def __init__(self, value=None):
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super(self.__class__, self).__init__(value,
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Tags.SPLIT_KEY_PARTS)
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class KeyPartIdentifier(Integer):
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def __init__(self, value=None):
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super(self.__class__, self).__init__(value,
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Tags.KEY_PART_IDENTIFIER)
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class SplitKeyThreshold(Integer):
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def __init__(self, value=None):
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super(self.__class__, self).__init__(value,
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Tags.SPLIT_KEY_THRESHOLD)
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class SplitKeyMethod(Enumeration):
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ENUM_TYPE = enums.SplitKeyMethod
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def __init__(self, value=None):
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super(self.__class__, self).__init__(value,
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Tags.SPLIT_KEY_METHOD)
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class PrimeFieldSize(BigInteger):
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def __init__(self, value=None):
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super(self.__class__, self).__init__(value,
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Tags.PRIME_FIELD_SIZE)
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def __init__(self,
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split_key_parts=None,
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key_part_identifier=None,
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split_key_threshold=None,
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split_key_method=None,
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prime_field_size=None,
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key_block=None):
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super(self.__class__, self).__init__(Tags.SPLIT_KEY)
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self.split_key_parts = split_key_parts
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self.key_part_identifier = key_part_identifier
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self.split_key_threshold = split_key_threshold
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self.split_key_method = split_key_method
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self.prime_field_size = prime_field_size
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self.key_block = key_block
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self.validate()
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def read(self, istream):
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super(self.__class__, self).read(istream)
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tstream = BytearrayStream(istream.read(self.length))
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self.split_key_parts = SplitKey.SplitKeyParts()
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self.split_key_parts.read(tstream)
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self.key_part_identifier = SplitKey.KeyPartIdentifier()
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self.key_part_identifier.read(tstream)
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self.split_key_threshold = SplitKey.SplitKeyThreshold()
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self.split_key_threshold.read(tstream)
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if self.is_tag_next(Tags.PRIME_FIELD_SIZE, tstream):
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self.prime_field_size = SplitKey.PrimeFieldSize()
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self.prime_field_size.read(tstream)
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self.key_block = KeyBlock()
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self.key_block.read(tstream)
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self.is_oversized(tstream)
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self.validate()
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def write(self, ostream):
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tstream = BytearrayStream()
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self.split_key_parts.write(tstream)
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self.key_part_identifier.write(tstream)
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self.split_key_threshold.write(tstream)
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self.split_key_method.write(tstream)
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if self.prime_field_size is not None:
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self.prime_field_size.write(tstream)
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self.key_block.write(tstream)
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# Write the length and value of the template attribute
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self.length = tstream.length()
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super(self.__class__, self).write(ostream)
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ostream.write(tstream.buffer)
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def validate(self):
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self.__validate()
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def __validate(self):
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# TODO (peter-hamilton) Finish implementation.
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pass
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# 2.2.6
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class Template(Struct):
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def __init__(self, attributes=None):
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super(self.__class__, self).__init__(Tags.TEMPLATE)
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self.attributes = attributes
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self.validate()
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def read(self, istream):
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super(self.__class__, self).read(istream)
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tstream = BytearrayStream(istream.read(self.length))
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self.attributes = list()
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attribute = Attribute()
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attribute.read(tstream)
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self.attributes.append(attribute)
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while self.is_tag_next(Tags.ATTRIBUTE, tstream):
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attribute = Attribute()
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attribute.read(tstream)
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self.attributes.append(attribute)
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self.is_oversized(tstream)
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self.validate()
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def write(self, ostream):
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tstream = BytearrayStream()
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for attribute in self.attributes:
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attribute.write(tstream)
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# Write the length and value of the template attribute
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self.length = tstream.length()
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super(self.__class__, self).write(ostream)
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ostream.write(tstream.buffer)
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def validate(self):
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self.__validate()
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def __validate(self):
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# TODO (peter-hamilton) Finish implementation.
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pass
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# 2.2.7
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class SecretData(Struct):
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class SecretDataType(Enumeration):
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ENUM_TYPE = enums.SecretDataType
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def __init__(self, value=None):
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super(self.__class__, self).__init__(value, Tags.SECRET_DATA_TYPE)
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def __init__(self,
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secret_data_type=None,
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key_block=None):
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super(self.__class__, self).__init__(Tags.SECRET_DATA)
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self.secret_data_type = secret_data_type
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self.key_block = key_block
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self.validate()
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def read(self, istream):
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super(self.__class__, self).read(istream)
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tstream = BytearrayStream(istream.read(self.length))
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self.secret_data_type = SecretData.SecretDataType()
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self.key_block = KeyBlock()
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self.secret_data_type.read(tstream)
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self.key_block.read(tstream)
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self.is_oversized(tstream)
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self.validate()
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def write(self, ostream):
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tstream = BytearrayStream()
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self.secret_data_type.write(tstream)
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self.key_block.write(tstream)
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# Write the length and value of the template attribute
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self.length = tstream.length()
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super(self.__class__, self).write(ostream)
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ostream.write(tstream.buffer)
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def validate(self):
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self.__validate()
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def __validate(self):
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# TODO (peter-hamilton) Finish implementation.
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pass
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# 2.2.8
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class OpaqueObject(Struct):
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class OpaqueDataType(Enumeration):
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ENUM_TYPE = enums.OpaqueDataType
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def __init__(self, value=None):
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super(self.__class__, self).__init__(value, Tags.OPAQUE_DATA_TYPE)
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class OpaqueDataValue(ByteString):
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def __init__(self, value=None):
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super(self.__class__, self).__init__(value, Tags.OPAQUE_DATA_VALUE)
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def __init__(self,
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opaque_data_type=None,
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opaque_data_value=None):
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super(self.__class__, self).__init__(Tags.OPAQUE_OBJECT)
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self.opaque_data_type = opaque_data_type
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self.opaque_data_value = opaque_data_value
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self.validate()
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def read(self, istream):
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super(self.__class__, self).read(istream)
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tstream = BytearrayStream(istream.read(self.length))
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self.opaque_data_type = OpaqueObject.OpaqueDataType()
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self.opaque_data_value = OpaqueObject.OpaqueDataValue()
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self.opaque_data_type.read(tstream)
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self.opaque_data_value.read(tstream)
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self.is_oversized(tstream)
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self.validate()
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def write(self, ostream):
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tstream = BytearrayStream()
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self.opaque_data_type.write(tstream)
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self.opaque_data_value.write(tstream)
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# Write the length and value of the template attribute
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self.length = tstream.length()
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super(self.__class__, self).write(ostream)
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ostream.write(tstream.buffer)
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def validate(self):
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self.__validate()
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def __validate(self):
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# TODO (peter-hamilton) Finish implementation.
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pass
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