1 /*
2 * Copyright (C) 2021 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <scs_test_app_consts.h>
18 #include <stdbool.h>
19 #include <trusty_ipc.h>
20 #include <trusty_log.h>
21
22 #define TLOG_TAG "userscs-test-app"
23
24 /*
25 * This app doesn't do anything. We simply use it to test the
26 * shadow call stack size from the userscstest kernel app.
27 */
main(void)28 int main(void) {
29 int rc;
30 uevent_t uevt;
31 handle_t handle;
32
33 rc = port_create(PORT_NAME, 1, 1, IPC_PORT_ALLOW_TA_CONNECT);
34 if (rc < 0) {
35 TLOGE("failed (%d) to create port for userscs test app\n", rc);
36 return rc;
37 }
38 handle = (handle_t)rc;
39
40 /* wait infinitely long absent any messages */
41 rc = wait(handle, &uevt, INFINITE_TIME);
42
43 return 1; /* shouldn't get here */
44 }
45