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tls: remove useless legacy function

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Signed-off-by: Valerio Setti <vsetti@baylibre.com>
This commit is contained in:
Valerio Setti
2023-01-04 16:08:04 +01:00
parent 73260b6e65
commit 40d9ca907b
4 changed files with 25 additions and 36 deletions
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17
library/ssl_tls13_generic.c
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@ -1518,16 +1518,19 @@ int mbedtls_ssl_tls13_generate_and_write_ecdh_key_exchange(
psa_key_attributes_t key_attributes;
size_t own_pubkey_len;
mbedtls_ssl_handshake_params *handshake = ssl->handshake;
size_t ecdh_bits = 0;
psa_ecc_family_t ec_psa_family = 0;
size_t ec_bits = 0;
MBEDTLS_SSL_DEBUG_MSG( 1, ( "Perform PSA-based ECDH computation." ) );
/* Convert EC group to PSA key type. */
if( ( handshake->ecdh_psa_type =
mbedtls_psa_parse_tls_ecc_group( named_group, &ecdh_bits ) ) == 0 )
return( MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE );
ssl->handshake->ecdh_bits = ecdh_bits;
/* Convert EC's TLS ID to PSA key type. */
if( mbedtls_ssl_get_psa_curve_info_from_tls_id( named_group,
&ec_psa_family, &ec_bits ) == PSA_ERROR_NOT_SUPPORTED )
{
return( MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE );
}
handshake->ecdh_psa_type = PSA_KEY_TYPE_ECC_KEY_PAIR( ec_psa_family );
ssl->handshake->ecdh_bits = ec_bits;
key_attributes = psa_key_attributes_init();
psa_set_key_usage_flags( &key_attributes, PSA_KEY_USAGE_DERIVE );