mirror of
https://github.com/OpenKMIP/PyKMIP.git
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140 lines
4.8 KiB
Python
140 lines
4.8 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 import attributes
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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.primitives import Struct
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from kmip.core.primitives import Enumeration
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from kmip.core.primitives import Integer
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from kmip.core.utils import BytearrayStream
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class LocateRequestPayload(Struct):
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# 9.1.3.2.33
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class ObjectGroupMember(Enumeration):
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def __init__(self, value=None):
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super(LocateRequestPayload.ObjectGroupMember, self).__init__(
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enums.ObjectGroupMember, value, Tags.OBJECT_GROUP_MEMBER)
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class MaximumItems(Integer):
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def __init__(self, value=None):
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super(LocateRequestPayload.MaximumItems, self).__init__(
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value, Tags.MAXIMUM_ITEMS)
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# 9.1.3.3.2
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class StorageStatusMask(Enumeration):
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def __init__(self, value=None):
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super(LocateRequestPayload.StorageStatusMask, self).__init__(
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enums.StorageStatusMask, value, Tags.STORAGE_STATUS_MASK)
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def __init__(self, maximum_items=None, storage_status_mask=None,
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object_group_member=None, attributes=None):
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super(LocateRequestPayload, self).__init__(enums.Tags.REQUEST_PAYLOAD)
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self.maximum_items = maximum_items
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self.storage_status_mask = storage_status_mask
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self.object_group_member = object_group_member
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self.attributes = attributes or []
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self.validate()
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def read(self, istream):
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super(LocateRequestPayload, self).read(istream)
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tstream = BytearrayStream(istream.read(self.length))
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if self.is_tag_next(Tags.MAXIMUM_ITEMS, tstream):
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self.maximum_items = LocateRequestPayload.MaximumItems()
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self.maximum_items.read(tstream)
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if self.is_tag_next(Tags.STORAGE_STATUS_MASK, tstream):
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self.storage_status_mask = LocateRequestPayload.StorageStatusMask()
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self.storage_status_mask.read(tstream)
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if self.is_tag_next(Tags.OBJECT_GROUP_MEMBER, tstream):
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self.object_group_member = LocateRequestPayload.ObjectGroupMember()
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self.object_group_member.read(tstream)
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while self.is_tag_next(Tags.ATTRIBUTE, tstream):
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attr = Attribute()
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attr.read(tstream)
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self.attributes.append(attr)
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self.validate()
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def write(self, ostream):
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tstream = BytearrayStream()
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if self.maximum_items is not None:
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self.maximum_items.write(tstream)
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if self.storage_status_mask is not None:
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self.storage_status_mask.write(tstream)
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if self.object_group_member is not None:
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self.object_group_member.write(tstream)
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if self.attributes is not None:
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for a in self.attributes:
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a.write(tstream)
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# Write the length and value of the request payload
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self.length = tstream.length()
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super(LocateRequestPayload, 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 Finish implementation.
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pass
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class LocateResponsePayload(Struct):
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def __init__(self, unique_identifiers=[]):
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super(LocateResponsePayload, self).__init__(
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enums.Tags.RESPONSE_PAYLOAD)
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self.unique_identifiers = unique_identifiers or []
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self.validate()
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def read(self, istream):
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super(LocateResponsePayload, self).read(istream)
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tstream = BytearrayStream(istream.read(self.length))
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while self.is_tag_next(Tags.UNIQUE_IDENTIFIER, tstream):
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ui = attributes.UniqueIdentifier()
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ui.read(tstream)
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self.unique_identifiers.append(ui)
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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 ui in self.unique_identifiers:
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ui.write(tstream)
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# Write the length and value of the request payload
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self.length = tstream.length()
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super(LocateResponsePayload, 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 Finish implementation.
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pass
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