1 /*
2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this list of
9 * conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12 * of conditions and the following disclaimer in the documentation and/or other materials
13 * provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16 * to endorse or promote products derived from this software without specific prior written
17 * permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include "It_test_trace.h"
33
TestCase(VOID)34 static UINT32 TestCase(VOID)
35 {
36 int i;
37 int size = 0x100;
38 int len;
39 char *buffer = NULL;
40
41 int fd = open("/dev/trace", O_RDWR);
42 ICUNIT_GOTO_NOT_EQUAL(fd, -1, errno, EXIT);
43
44 ioctl(fd, TRACE_STOP, NULL);
45
46 buffer= (char *)malloc(size);
47 if (buffer == NULL) {
48 printf("Read buffer malloc failed!\n");
49 goto EXIT;
50 }
51
52 len = read(fd, buffer, size);
53 for (i = 0; i < len; i++) {
54 printf("%02x ", buffer[i] & 0xFF);
55 }
56 printf("\n");
57 free(buffer);
58 EXIT:
59 close(fd);
60 return 0;
61 }
62
ItTestTrace004(VOID)63 VOID ItTestTrace004(VOID)
64 {
65 TEST_ADD_CASE("IT_TEST_TRACE_004", TestCase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
66 }
67