55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain 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,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <stdbool.h>
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#include <stddef.h>
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#include <sys/cdefs.h>
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#include "vm_payload.h"
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// The functions declared here are restricted to VMs created with a config file;
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// they will fail if called in other VMs. The ability to create such VMs
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// requires the android.permission.USE_CUSTOM_VIRTUAL_MACHINE permission, and is
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// therefore not available to privileged or third party apps.
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// These functions can be used by tests, if the permission is granted via shell.
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__BEGIN_DECLS
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/**
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* Get the VM's DICE attestation chain.
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*
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* \param data pointer to size bytes where the chain is written.
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* \param size number of bytes that can be written to data.
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*
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* \return the total size of the chain
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*/
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size_t AVmPayload_getDiceAttestationChain(void *data, size_t size);
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/**
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* Get the VM's DICE attestation CDI.
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*
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* \param data pointer to size bytes where the CDI is written.
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* \param size number of bytes that can be written to data.
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*
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* \return the total size of the CDI
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*/
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size_t AVmPayload_getDiceAttestationCdi(void *data, size_t size);
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__END_DECLS
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