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_vm.h"
33
34 #define MMAP_SIZE 0x1000
35 #define PARAM_INIT 0x123
36
37 /* Test PROT_WRITE and PROT_EXEC flag only */
Testcase(void)38 static int Testcase(void)
39 {
40 int ret;
41 int *ptr = NULL;
42
43 ptr = (int *)mmap(0, MMAP_SIZE, PROT_WRITE, MAP_ANON | MAP_PRIVATE, -1, 0);
44 ICUNIT_ASSERT_NOT_EQUAL(ptr, MAP_FAILED, ptr);
45 *ptr = PARAM_INIT;
46 ICUNIT_ASSERT_EQUAL(*ptr, PARAM_INIT, *ptr);
47 ret = munmap(ptr, MMAP_SIZE);
48 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
49
50 ptr = (int *)mmap(0, MMAP_SIZE, PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0);
51 ICUNIT_ASSERT_NOT_EQUAL(ptr, MAP_FAILED, ptr);
52 ICUNIT_ASSERT_EQUAL(*ptr, 0, *ptr);
53 ret = munmap(ptr, MMAP_SIZE);
54 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
55
56 return 0;
57 }
58
ItTestMmap010(void)59 void ItTestMmap010(void)
60 {
61 TEST_ADD_CASE("IT_MEM_MMAP_010", Testcase, TEST_LOS, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
62 }
63
64