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Unify PSA to Mbed TLS error translation

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Move all error translation utilities to psa_util.c.
Introduce macros and functions to avoid having
a local copy of the error translating function in
each place.
Identify overlapping errors and introduce a
generic function.
Provide a single macro for all error translations
(unless one file needs a couple of different ones).
Signed-off-by: Andrzej Kurek <andrzej.kurek@arm.com>
This commit is contained in:
Andrzej Kurek
2022-12-23 11:00:06 -05:00
parent 05b80a4eee
commit 8a045ce5e6
29 changed files with 459 additions and 147 deletions
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15
library/lmots.c
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@@ -41,9 +41,14 @@
#include "mbedtls/lms.h"
#include "mbedtls/platform_util.h"
#include "mbedtls/error.h"
#include "mbedtls/psa_util.h"
#include "psa/crypto.h"
#define PSA_TO_MBEDTLS_ERR(status) PSA_TO_MBEDTLS_ERR_LIST(status, \
psa_to_lms_errors, \
psa_generic_status_to_mbedtls)
#define PUBLIC_KEY_TYPE_OFFSET (0)
#define PUBLIC_KEY_I_KEY_ID_OFFSET (PUBLIC_KEY_TYPE_OFFSET + \
MBEDTLS_LMOTS_TYPE_LEN)
@@ -198,7 +203,7 @@ static int create_digit_array_with_checksum(const mbedtls_lmots_parameters_t *pa
exit:
psa_hash_abort(&op);
return mbedtls_lms_error_from_psa(status);
return PSA_TO_MBEDTLS_ERR(status);
}
/* Hash each element of the string of digits (+ checksum), producing a hash
@@ -321,7 +326,7 @@ exit:
psa_hash_abort(&op);
mbedtls_platform_zeroize(tmp_hash, sizeof(tmp_hash));
return mbedtls_lms_error_from_psa(status);
return PSA_TO_MBEDTLS_ERR(status);
}
/* Combine the hashes of the digit array into a public key. This is used in
@@ -386,9 +391,10 @@ exit:
psa_hash_abort(&op);
}
return mbedtls_lms_error_from_psa(status);
return PSA_TO_MBEDTLS_ERR(status);
}
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
int mbedtls_lms_error_from_psa(psa_status_t status)
{
switch (status) {
@@ -406,6 +412,7 @@ int mbedtls_lms_error_from_psa(psa_status_t status)
return MBEDTLS_ERR_ERROR_GENERIC_ERROR;
}
}
#endif /* !MBEDTLS_DEPRECATED_REMOVED */
void mbedtls_lmots_public_init(mbedtls_lmots_public_t *ctx)
{
@@ -682,7 +689,7 @@ int mbedtls_lmots_generate_private_key(mbedtls_lmots_private_t *ctx,
exit:
psa_hash_abort(&op);
return mbedtls_lms_error_from_psa(status);
return PSA_TO_MBEDTLS_ERR(status);
}
int mbedtls_lmots_calculate_public_key(mbedtls_lmots_public_t *ctx,