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This commit is contained in:
Janos Follath 2019-06-17 12:38:20 +01:00
parent 1468da76a5
commit 6c6c8fceaa
1 changed files with 9 additions and 8 deletions
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17
library/psa_crypto.c
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@ -4131,10 +4131,10 @@ cleanup:
/* Read some bytes from an TLS-1.2-PRF-based operation. /* Read some bytes from an TLS-1.2-PRF-based operation.
* See Section 5 of RFC 5246. */ * See Section 5 of RFC 5246. */
static psa_status_t psa_key_derivation_tls12_prf_read( static psa_status_t psa_key_derivation_tls12_prf_read(
psa_tls12_prf_key_derivation_t *tls12_prf, psa_tls12_prf_key_derivation_t *tls12_prf,
psa_algorithm_t alg, psa_algorithm_t alg,
uint8_t *output, uint8_t *output,
size_t output_length ) size_t output_length )
{ {
psa_algorithm_t hash_alg = PSA_ALG_TLS12_PRF_GET_HASH( alg ); psa_algorithm_t hash_alg = PSA_ALG_TLS12_PRF_GET_HASH( alg );
uint8_t hash_length = PSA_HASH_SIZE( hash_alg ); uint8_t hash_length = PSA_HASH_SIZE( hash_alg );
@ -4149,7 +4149,7 @@ static psa_status_t psa_key_derivation_tls12_prf_read(
if( n == 0 ) if( n == 0 )
{ {
status = psa_key_derivation_tls12_prf_generate_next_block( tls12_prf, status = psa_key_derivation_tls12_prf_generate_next_block( tls12_prf,
alg ); alg );
if( status != PSA_SUCCESS ) if( status != PSA_SUCCESS )
return( status ); return( status );
@ -4170,9 +4170,10 @@ static psa_status_t psa_key_derivation_tls12_prf_read(
#endif /* PSA_PRE_1_0_KEY_DERIVATION */ #endif /* PSA_PRE_1_0_KEY_DERIVATION */
#endif /* MBEDTLS_MD_C */ #endif /* MBEDTLS_MD_C */
psa_status_t psa_key_derivation_output_bytes( psa_key_derivation_operation_t *operation, psa_status_t psa_key_derivation_output_bytes(
uint8_t *output, psa_key_derivation_operation_t *operation,
size_t output_length ) uint8_t *output,
size_t output_length )
{ {
psa_status_t status; psa_status_t status;
psa_algorithm_t kdf_alg = psa_key_derivation_get_kdf_alg( operation ); psa_algorithm_t kdf_alg = psa_key_derivation_get_kdf_alg( operation );