78 lines
1.9 KiB
C
78 lines
1.9 KiB
C
/*
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* Copyright (C) 2021 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 <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define ACVP_PORT "com.android.trusty.acvp"
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/*
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* Maximum number of arguments
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*/
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#define ACVP_MAX_NUM_ARGUMENTS 9
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/*
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* Maximum length of an algorithm name
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*/
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#define ACVP_MAX_NAME_LENGTH 30
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/*
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* Maximum length of an ACVP request message
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*/
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#define ACVP_MAX_MESSAGE_LENGTH sizeof(struct acvp_req)
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/*
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* Minimum length of the shared memory buffer
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*
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* This must be at least as long as the longest reply from the ACVP service
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* (currently the reply from getConfig()).
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*/
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#define ACVP_MIN_SHARED_MEMORY 16384
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/**
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* acvp_req - Request for the Trusty ACVP app
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* @num_args: Number of acvp_arg structures following this struct
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* @buffer_size: Total size of shared memory buffer
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* @lengths: Length of each argument in the shared memory buffer
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*
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* @num_args copies of the acvp_arg struct follow this structure.
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*/
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struct acvp_req {
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uint32_t num_args;
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uint32_t buffer_size;
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uint32_t lengths[ACVP_MAX_NUM_ARGUMENTS];
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};
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/**
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* acvp_resp - Response to a ACVP request
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*
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* @num_spans: Number of response sections
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* @lengths: Length of each response section
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*/
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struct acvp_resp {
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uint32_t num_spans;
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uint32_t lengths[ACVP_MAX_NUM_ARGUMENTS];
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};
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#ifdef __cplusplus
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} // extern "C"
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#endif
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