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tls12: use the the raw format for the public key when USE_PSA is enabled

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Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
This commit is contained in:
Valerio Setti 2023-05-17 15:36:18 +02:00
parent 7ca7b90bc7
commit d7ca39511f
1 changed files with 7 additions and 2 deletions
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9
library/ssl_tls12_client.c
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@ -2010,7 +2010,6 @@ static int ssl_get_ecdh_params_from_cert(mbedtls_ssl_context *ssl)
peer_key = mbedtls_pk_ec_ro(*peer_pk);
#if defined(MBEDTLS_USE_PSA_CRYPTO)
size_t olen = 0;
uint16_t tls_id = 0;
psa_ecc_family_t ecc_family;
@ -2034,6 +2033,12 @@ static int ssl_get_ecdh_params_from_cert(mbedtls_ssl_context *ssl)
ssl->handshake->ecdh_psa_type = PSA_KEY_TYPE_ECC_KEY_PAIR(ecc_family);
/* Store peer's public key in psa format. */
#if defined(MBEDTLS_PK_USE_PSA_EC_DATA)
memcpy(ssl->handshake->ecdh_psa_peerkey, peer_pk->pub_raw, peer_pk->pub_raw_len);
ssl->handshake->ecdh_psa_peerkey_len = peer_pk->pub_raw_len;
ret = 0;
#else
size_t olen = 0;
ret = mbedtls_ecp_point_write_binary(&peer_key->grp, &peer_key->Q,
MBEDTLS_ECP_PF_UNCOMPRESSED, &olen,
ssl->handshake->ecdh_psa_peerkey,
@ -2043,8 +2048,8 @@ static int ssl_get_ecdh_params_from_cert(mbedtls_ssl_context *ssl)
MBEDTLS_SSL_DEBUG_RET(1, ("mbedtls_ecp_point_write_binary"), ret);
return ret;
}
ssl->handshake->ecdh_psa_peerkey_len = olen;
#endif /* MBEDTLS_ECP_C */
#else
if ((ret = mbedtls_ecdh_get_params(&ssl->handshake->ecdh_ctx, peer_key,
MBEDTLS_ECDH_THEIRS)) != 0) {