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its_utils.h
Go to the documentation of this file.
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/*
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* Copyright (c) 2017-2020, 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 __ITS_UTILS_H__
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#define __ITS_UTILS_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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#ifdef __cplusplus
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extern
"C"
{
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#endif
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#define ITS_FILE_ID_SIZE 12
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#define ITS_DEFAULT_EMPTY_BUFF_VAL 0
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#define ITS_UTILS_BOUND_CHECK(err_msg, data_size, data_buf_size) \
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typedef char err_msg[(data_size <= data_buf_size)*2 - 1]
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#define ITS_UTILS_MIN(x, y) (((x) < (y)) ? (x) : (y))
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#define ITS_UTILS_MAX(x, y) (((x) > (y)) ? (x) : (y))
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#define ITS_UTILS_ALIGN(x, a) (((x) + ((a) - 1)) & ~((a) - 1))
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#define ITS_UTILS_IS_ALIGNED(x, a) (((x) & ((a) - 1)) == 0)
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psa_status_t
its_utils_check_contained_in
(
size_t
superset_size,
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size_t
subset_offset,
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size_t
subset_size);
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psa_status_t
its_utils_validate_fid
(
const
uint8_t *fid);
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#ifdef __cplusplus
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}
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#endif
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#endif
/* __ITS_UTILS_H__ */
its_utils_check_contained_in
psa_status_t its_utils_check_contained_in(size_t superset_size, size_t subset_offset, size_t subset_size)
Checks if a subset region is fully contained within a superset region.
Definition:
its_utils.c:10
error.h
Standard error codes for the SPM and RoT Services.
psa_status_t
int32_t psa_status_t
Function return status.
Definition:
crypto_types.h:43
its_utils_validate_fid
psa_status_t its_utils_validate_fid(const uint8_t *fid)
Validates file ID.
Definition:
its_utils.c:30
secure_fw
partitions
internal_trusted_storage
its_utils.h
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