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Merge pull request #4883 from mstarzyk-mobica/fix_psa_sign_msg

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PSA MAC computation with _HASH flag implies _MESSAGE.
This commit is contained in:
Manuel Pégourié-Gonnard
2021-09-01 12:23:20 +02:00
committed by GitHub
parent e45ee40f7e 1ebcd55afa
commit 5a8abb144c
3 changed files with 53 additions and 39 deletions
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7
library/psa_crypto.c
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@ -2329,7 +2329,7 @@ static psa_status_t psa_mac_setup( psa_mac_operation_t *operation,
status = psa_get_and_lock_key_slot_with_policy(
key,
&slot,
is_sign ? PSA_KEY_USAGE_SIGN_HASH : PSA_KEY_USAGE_VERIFY_HASH,
is_sign ? PSA_KEY_USAGE_SIGN_MESSAGE : PSA_KEY_USAGE_VERIFY_MESSAGE,
alg );
if( status != PSA_SUCCESS )
goto exit;
@ -2514,8 +2514,9 @@ static psa_status_t psa_mac_compute_internal( mbedtls_svc_key_id_t key,
uint8_t operation_mac_size = 0;
status = psa_get_and_lock_key_slot_with_policy(
key, &slot,
is_sign ? PSA_KEY_USAGE_SIGN_HASH : PSA_KEY_USAGE_VERIFY_HASH,
key,
&slot,
is_sign ? PSA_KEY_USAGE_SIGN_MESSAGE : PSA_KEY_USAGE_VERIFY_MESSAGE,
alg );
if( status != PSA_SUCCESS )
goto exit;