Rename libpsa to libpsats
Instead of using a generic name for the library, give it a TS specific
name to avoid possible naming collisions with other psa libraries in
the future.
Change-Id: Icea9be4d836f7d22300b20c8d6a5f8bd8fae1133
Signed-off-by: Gabor Toth <gabor.toth2@arm.com>
diff --git a/components/common/libpsats/libpsats-ps.c b/components/common/libpsats/libpsats-ps.c
new file mode 100644
index 0000000..a776460
--- /dev/null
+++ b/components/common/libpsats/libpsats-ps.c
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2023, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <protocols/rpc/common/packed-c/encoding.h>
+#include <service/secure_storage/backend/secure_storage_client/secure_storage_client.h>
+#include <service/secure_storage/frontend/psa/ps/ps_frontend.h>
+#include <service_locator.h>
+#include <stdio.h>
+
+#include "libpsats.h"
+#include "trace.h"
+
+static struct rpc_caller_session *rpc_session;
+static struct service_context *ps_service_context;
+static struct secure_storage_client ps_storage_client;
+
+LIBPSATS_EXPORTED psa_status_t libpsats_init_ps_context(const char *service_name)
+{
+ psa_status_t result = PSA_ERROR_GENERIC_ERROR;
+
+ if (rpc_session || ps_service_context) {
+ EMSG("The client is already initialized\n");
+ return result;
+ }
+
+ service_locator_init();
+
+ ps_service_context = service_locator_query(service_name);
+
+ if (!ps_service_context) {
+ EMSG("Failed to discover service\n");
+ return result;
+ }
+
+ rpc_session = service_context_open(ps_service_context);
+
+ if (!rpc_session) {
+ EMSG("Failed to open rpc session\n");
+ libpsats_deinit_ps_context();
+ return result;
+ }
+
+ struct storage_backend *ps_storage_backend =
+ secure_storage_client_init(&ps_storage_client, rpc_session);
+
+ if (!ps_storage_backend) {
+ EMSG("Failed to initialize storage backend\n");
+ libpsats_deinit_ps_context();
+ return result;
+ }
+
+ result = psa_ps_frontend_init(ps_storage_backend);
+
+ return result;
+}
+
+LIBPSATS_EXPORTED void libpsats_deinit_ps_context(void)
+{
+ psa_ps_frontend_init(NULL);
+ secure_storage_client_deinit(&ps_storage_client);
+
+ if (ps_service_context && rpc_session) {
+ service_context_close(ps_service_context, rpc_session);
+ rpc_session = NULL;
+ }
+
+ if (ps_service_context) {
+ service_context_relinquish(ps_service_context);
+ ps_service_context = NULL;
+ }
+}