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 <stdlib.h>
17 #include <sys/mman.h>
18 #include "functionalext.h"
19
20 #define TEST_SIZE 4096
21
22 /**
23 * @tc.name : munlock_0100
24 * @tc.desc : Unlock locked memory block
25 * @tc.level : Level 0
26 */
munlock_0100(void)27 void munlock_0100(void)
28 {
29 char *memory = (char *)malloc(TEST_SIZE);
30 if (memory == NULL) {
31 EXPECT_PTRNE("munlock_0100", memory, NULL);
32 return;
33 }
34
35 memset(memory, 0x0, TEST_SIZE);
36 int ret = mlock(memory, TEST_SIZE);
37 EXPECT_NE("munlock_0100", ret, ERREXPECT);
38
39 ret = munlock(memory, TEST_SIZE);
40 EXPECT_EQ("munlock_0100", ret, CMPFLAG);
41 free(memory);
42 memory = NULL;
43 }
44
main(void)45 int main(void)
46 {
47 munlock_0100();
48 return t_status;
49 }