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Update ssl_tls.c to use psa_pake_get_shared_key

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Signed-off-by: Anton Matkin <[email protected]>
This commit is contained in:
Anton Matkin
2025-08-29 16:09:09 +02:00
parent fda51526b5
commit 8e4d8c9227
1 changed files with 18 additions and 2 deletions
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library/ssl_tls.c
+18 -2
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@@ -6385,13 +6385,29 @@ static int ssl_compute_master(mbedtls_ssl_handshake_params *handshake,
return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
status = psa_pake_get_implicit_key(&handshake->psa_pake_ctx,
&derivation);
mbedtls_svc_key_id_t shared_key_id = MBEDTLS_SVC_KEY_ID_INIT;
psa_key_attributes_t shared_key_attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_set_key_usage_flags(&shared_key_attributes, PSA_KEY_USAGE_DERIVE);
psa_set_key_algorithm(&shared_key_attributes, alg);
psa_set_key_type(&shared_key_attributes, PSA_KEY_TYPE_PASSWORD);
status = psa_pake_get_shared_key(&handshake->psa_pake_ctx, &shared_key_attributes, &shared_key_id);
if (status != PSA_SUCCESS) {
psa_key_derivation_abort(&derivation);
return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
status = psa_key_derivation_input_key(&derivation, PSA_KEY_DERIVATION_INPUT_SECRET, shared_key_id);
if (status != PSA_SUCCESS) {
psa_key_derivation_abort(&derivation);
return MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
}
psa_destroy_key(shared_key_id);
status = psa_key_derivation_output_bytes(&derivation,
handshake->premaster,
handshake->pmslen);