1 /**
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <sys/mman.h>
17 #include <stdlib.h>
18
19 #include "functionalext.h"
20
21 /**
22 * @tc.name : mlock_0100
23 * @tc.desc : Assert whether locking 4k memory is successful, release resources after use
24 * @tc.level : Level 0
25 */
mlock_0100(void)26 void mlock_0100(void)
27 {
28 size_t memsize = 4096;
29 char *memory = (char *)malloc(memsize);
30 if (memory == NULL) {
31 EXPECT_PTRNE("mlock_0100", memory, NULL);
32 return;
33 }
34 memset(memory, '\0', memsize);
35 int result = mlock(memory, memsize);
36 EXPECT_NE("mlock_0100", result, ERREXPECT);
37
38 munlock(memory, memsize);
39 free(memory);
40 memory = NULL;
41 }
42
main(void)43 int main(void)
44 {
45 mlock_0100();
46
47 return t_status;
48 }