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 <string.h>
33#include "ohos_types.h"
34#include "los_config.h"
35#include "Public.h"
36#include "PCommon.h"
37#include "fuzz_posix.h"
38
39#define CYCLE_TOTAL_TIMES 1024
40#define STR_LEN 1
41#define MAX_STR_LEN 256
42#define DEFAULT_S32_VALUE 0
43#define DEFAULT_U8_VALUE 0
44
45extern S_ElementInit g_element[ELEMENT_LEN];
46extern int g_iteration;
47
48int MemsetFuzzTest(void)
49{
50    char source[MAX_STR_LEN + 1] = { 0 };
51    char dest;
52    int c;
53
54    INIT_FuzzEnvironment();
55    CreatPrecondForQueue();
56
57    for (int i = 0; i < CYCLE_TOTAL_TIMES; i++) {
58        hi_watchdog_feed();
59        heartbeatPrint(i);
60
61        c = *(int *)DT_SetGetS32(&g_element[0], DEFAULT_S32_VALUE);
62        if (c > MAX_STR_LEN || c < 0) {
63            c = MAX_STR_LEN;
64        }
65        dest = (char)(DT_SetGetU8(&g_element[0], DEFAULT_U8_VALUE));
66        (void)memset(source, dest, c);
67    }
68
69    CleanPrecondForQueue();
70    DT_Clear(g_element);
71    CLOSE_Log();
72    CLEAR_FuzzEnvironment();
73
74    printf("Fuzz test in line [%d] memset ok\n", __LINE__);
75
76    return 0;
77}
78