sdfw_services: psa_crypto: Skip psa init

We can skip remote psa init, so remove the call but leave the handler
intact to not break the interface.
Also add new functions returning not supported.

Signed-off-by: Karsten Koenig <[email protected]>

Author: karstenkoenig

subsys/nrf_security/src/ssf_secdom/ssf_crypto.c

@@ -8,7 +8,7 @@
 
 psa_status_t psa_crypto_init(void)
 {
-	return ssf_psa_crypto_init();
+	return PSA_SUCCESS;
 }
 
 psa_status_t psa_get_key_attributes(mbedtls_svc_key_id_t key, psa_key_attributes_t *attributes)
@@ -400,6 +400,18 @@ psa_status_t psa_key_derivation_output_key(const psa_key_attributes_t *attribute
 	return ssf_psa_key_derivation_output_key(attributes, &operation->handle, key);
 }
 
+psa_status_t psa_key_derivation_verify_bytes(psa_key_derivation_operation_t *operation,
+					     const uint8_t *expected_output, size_t output_length)
+{
+	return PSA_ERROR_NOT_SUPPORTED;
+}
+
+psa_status_t psa_key_derivation_verify_key(psa_key_derivation_operation_t *operation,
+					   mbedtls_svc_key_id_t expected)
+{
+	return PSA_ERROR_NOT_SUPPORTED;
+}
+
 psa_status_t psa_key_derivation_abort(psa_key_derivation_operation_t *operation)
 {
 	return ssf_psa_key_derivation_abort(&operation->handle);
@@ -430,6 +442,13 @@ psa_status_t psa_sign_hash_start(psa_sign_hash_interruptible_operation_t *operat
 	return PSA_ERROR_NOT_SUPPORTED;
 }
 
+psa_status_t psa_sign_hash_complete(psa_sign_hash_interruptible_operation_t *operation,
+				    uint8_t *signature, size_t signature_size,
+				    size_t *signature_length)
+{
+	return PSA_ERROR_NOT_SUPPORTED;
+}
+
 psa_status_t psa_sign_hash_abort(psa_sign_hash_interruptible_operation_t *operation)
 {
 	return PSA_ERROR_NOT_SUPPORTED;
@@ -443,6 +462,11 @@ psa_status_t psa_verify_hash_start(psa_verify_hash_interruptible_operation_t *op
 	return PSA_ERROR_NOT_SUPPORTED;
 }
 
+psa_status_t psa_verify_hash_complete(psa_verify_hash_interruptible_operation_t *operation)
+{
+	return PSA_ERROR_NOT_SUPPORTED;
+}
+
 psa_status_t psa_verify_hash_abort(psa_verify_hash_interruptible_operation_t *operation)
 {
 	return PSA_ERROR_NOT_SUPPORTED;

subsys/sdfw_services/services/psa_crypto/psa_crypto_service.c

@@ -18,7 +18,18 @@ SSF_CLIENT_SERVICE_DEFINE(psa_crypto_srvc, PSA_CRYPTO, cbor_encode_psa_crypto_re
 
 psa_status_t ssf_psa_crypto_init(void)
 {
-	return PSA_SUCCESS;
+	int err;
+	struct psa_crypto_req req = { 0 };
+	struct psa_crypto_rsp rsp = { 0 };
+
+	req.psa_crypto_req_msg_choice = psa_crypto_req_msg_psa_crypto_init_req_m_c;
+
+	err = ssf_client_send_request(&psa_crypto_srvc, &req, &rsp, NULL);
+	if (err != 0) {
+		return err;
+	}
+
+	return rsp.psa_crypto_rsp_status;
 }
 
 psa_status_t ssf_psa_get_key_attributes(