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d797665cce
Changes all occurrences of "RSS" and "rss" in the code and build files to "RSE" and "rse". Signed-off-by: Tamas Ban <tamas.ban@arm.com> Change-Id: I606e2663fb3719edf6372d6ffa4f1982eef45994
111 lines
3.5 KiB
C
111 lines
3.5 KiB
C
/*
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* Copyright (c) 2022-2024, Arm Limited. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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*/
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#ifndef PSA_MEASURED_BOOT_H
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#define PSA_MEASURED_BOOT_H
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#include "psa/error.h"
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/**
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* Extends and stores a measurement to the requested slot.
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*
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* index Slot number in which measurement is to be stored
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* signer_id Pointer to signer_id buffer.
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* signer_id_size Size of the signer_id in bytes.
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* version Pointer to version buffer.
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* version_size Size of the version string in bytes.
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* measurement_algo Algorithm identifier used for measurement.
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* sw_type Pointer to sw_type buffer.
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* sw_type_size Size of the sw_type string in bytes.
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* measurement_value Pointer to measurement_value buffer.
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* measurement_value_size Size of the measurement_value in bytes.
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* lock_measurement Boolean flag requesting whether the measurement
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* is to be locked.
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*
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* PSA_SUCCESS:
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* - Success.
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* PSA_ERROR_INVALID_ARGUMENT:
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* - The size of any argument is invalid OR
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* - Input Measurement value is NULL OR
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* - Input Signer ID is NULL OR
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* - Requested slot index is invalid.
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* PSA_ERROR_BAD_STATE:
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* - Request to lock, when slot is already locked.
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* PSA_ERROR_NOT_PERMITTED:
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* - When the requested slot is not accessible to the caller.
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*/
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/* Not a standard PSA API, just an extension therefore use the 'rse_' prefix
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* rather than the usual 'psa_'.
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*/
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psa_status_t
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rse_measured_boot_extend_measurement(uint8_t index,
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const uint8_t *signer_id,
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size_t signer_id_size,
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const uint8_t *version,
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size_t version_size,
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uint32_t measurement_algo,
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const uint8_t *sw_type,
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size_t sw_type_size,
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const uint8_t *measurement_value,
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size_t measurement_value_size,
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bool lock_measurement);
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/**
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* Retrieves a measurement from the requested slot.
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*
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* index Slot number from which measurement is to be
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* retrieved.
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* signer_id Pointer to signer_id buffer.
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* signer_id_size Size of the signer_id buffer in bytes.
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* signer_id_len On success, number of bytes that make up
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* signer_id.
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* version Pointer to version buffer.
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* version_size Size of the version buffer in bytes.
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* version_len On success, number of bytes that makeup the
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* version.
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* measurement_algo Pointer to measurement_algo.
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* sw_type Pointer to sw_type buffer.
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* sw_type_size Size of the sw_type buffer in bytes.
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* sw_type_len On success, number of bytes that makeup the
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* sw_type.
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* measurement_value Pointer to measurement_value buffer.
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* measurement_value_size Size of the measurement_value buffer in bytes.
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* measurement_value_len On success, number of bytes that make up the
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* measurement_value.
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* is_locked Pointer to lock status of requested measurement
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* slot.
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*
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* PSA_SUCCESS
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* - Success.
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* PSA_ERROR_INVALID_ARGUMENT
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* - The size of at least one of the output buffers is incorrect or the
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* requested slot index is invalid.
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* PSA_ERROR_DOES_NOT_EXIST
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* - The requested slot is empty, does not contain a measurement.
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*/
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psa_status_t rse_measured_boot_read_measurement(uint8_t index,
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uint8_t *signer_id,
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size_t signer_id_size,
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size_t *signer_id_len,
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uint8_t *version,
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size_t version_size,
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size_t *version_len,
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uint32_t *measurement_algo,
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uint8_t *sw_type,
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size_t sw_type_size,
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size_t *sw_type_len,
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uint8_t *measurement_value,
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size_t measurement_value_size,
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size_t *measurement_value_len,
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bool *is_locked);
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#endif /* PSA_MEASURED_BOOT_H */
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