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Remove mbedtls_psa_translate_ecc_group

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Internally, use the corresponding function from psa_crypto.c instead.
Externally, this function is not used in Mbed TLS and is documented as
"may change at any time".
This commit is contained in:
Gilles Peskine 2019-12-12 17:50:44 +01:00
parent 5055b239bf
commit fc2459db13
2 changed files with 6 additions and 65 deletions
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61
include/mbedtls/psa_util.h
View File

@ -317,67 +317,6 @@ static inline int mbedtls_psa_get_ecc_oid_from_id(
#endif /* MBEDTLS_ECP_DP_BP512R1_ENABLED */
static inline psa_ecc_curve_t mbedtls_psa_translate_ecc_group( mbedtls_ecp_group_id grpid )
{
switch( grpid )
{
#if defined(MBEDTLS_ECP_DP_SECP192R1_ENABLED)
case MBEDTLS_ECP_DP_SECP192R1:
return( PSA_ECC_CURVE_SECP192R1 );
#endif
#if defined(MBEDTLS_ECP_DP_SECP224R1_ENABLED)
case MBEDTLS_ECP_DP_SECP224R1:
return( PSA_ECC_CURVE_SECP224R1 );
#endif
#if defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED)
case MBEDTLS_ECP_DP_SECP256R1:
return( PSA_ECC_CURVE_SECP256R1 );
#endif
#if defined(MBEDTLS_ECP_DP_SECP384R1_ENABLED)
case MBEDTLS_ECP_DP_SECP384R1:
return( PSA_ECC_CURVE_SECP384R1 );
#endif
#if defined(MBEDTLS_ECP_DP_SECP521R1_ENABLED)
case MBEDTLS_ECP_DP_SECP521R1:
return( PSA_ECC_CURVE_SECP521R1 );
#endif
#if defined(MBEDTLS_ECP_DP_BP256R1_ENABLED)
case MBEDTLS_ECP_DP_BP256R1:
return( PSA_ECC_CURVE_BRAINPOOL_P256R1 );
#endif
#if defined(MBEDTLS_ECP_DP_BP384R1_ENABLED)
case MBEDTLS_ECP_DP_BP384R1:
return( PSA_ECC_CURVE_BRAINPOOL_P384R1 );
#endif
#if defined(MBEDTLS_ECP_DP_BP512R1_ENABLED)
case MBEDTLS_ECP_DP_BP512R1:
return( PSA_ECC_CURVE_BRAINPOOL_P512R1 );
#endif
#if defined(MBEDTLS_ECP_DP_CURVE25519_ENABLED)
case MBEDTLS_ECP_DP_CURVE25519:
return( PSA_ECC_CURVE_CURVE25519 );
#endif
#if defined(MBEDTLS_ECP_DP_SECP192K1_ENABLED)
case MBEDTLS_ECP_DP_SECP192K1:
return( PSA_ECC_CURVE_SECP192K1 );
#endif
#if defined(MBEDTLS_ECP_DP_SECP224K1_ENABLED)
case MBEDTLS_ECP_DP_SECP224K1:
return( PSA_ECC_CURVE_SECP224K1 );
#endif
#if defined(MBEDTLS_ECP_DP_SECP256K1_ENABLED)
case MBEDTLS_ECP_DP_SECP256K1:
return( PSA_ECC_CURVE_SECP256K1 );
#endif
#if defined(MBEDTLS_ECP_DP_CURVE448_ENABLED)
case MBEDTLS_ECP_DP_CURVE448:
return( PSA_ECC_CURVE_CURVE448 );
#endif
default:
return( 0 );
}
}
/* Translations for PK layer */
static inline int mbedtls_psa_err_translate_pk( psa_status_t status )

10
library/pk_wrap.c
View File

@ -542,10 +542,11 @@ static int extract_ecdsa_sig( unsigned char **p, const unsigned char *end,
return( 0 );
}
static int ecdsa_verify_wrap( void *ctx, mbedtls_md_type_t md_alg,
static int ecdsa_verify_wrap( void *ctx_arg, mbedtls_md_type_t md_alg,
const unsigned char *hash, size_t hash_len,
const unsigned char *sig, size_t sig_len )
{
mbedtls_ecdsa_context *ctx = ctx_arg;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_key_handle_t key_handle = 0;
@ -557,9 +558,10 @@ static int ecdsa_verify_wrap( void *ctx, mbedtls_md_type_t md_alg,
unsigned char *p;
mbedtls_pk_info_t pk_info = mbedtls_eckey_info;
psa_algorithm_t psa_sig_md, psa_md;
psa_ecc_curve_t curve = mbedtls_psa_translate_ecc_group(
( (mbedtls_ecdsa_context *) ctx )->grp.id );
const size_t signature_part_size = ( ( (mbedtls_ecdsa_context *) ctx )->grp.nbits + 7 ) / 8;
size_t curve_bits;
psa_ecc_curve_t curve =
mbedtls_ecc_group_to_psa( ctx->grp.id, &curve_bits );
const size_t signature_part_size = ( ctx->grp.nbits + 7 ) / 8;
if( curve == 0 )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );