1 /*
2 * Copyright (C) 2024 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #if __has_include (<android/dlext_private.h>)
30 #define IS_ANDROID_DL
31 #endif
32
33 #include "page_size_compat_helpers.h"
34
35 #include <android-base/properties.h>
36
37 #if defined(IS_ANDROID_DL)
38 #include <android/dlext_private.h>
39 #endif
40
TEST(PageSize16KiBCompatTest,ElfAlignment4KiB_LoadElf)41 TEST(PageSize16KiBCompatTest, ElfAlignment4KiB_LoadElf) {
42 if (getpagesize() != 0x4000) {
43 GTEST_SKIP() << "This test is only applicable to 16kB page-size devices";
44 }
45
46 bool app_compat_enabled =
47 android::base::GetBoolProperty("bionic.linker.16kb.app_compat.enabled", false);
48 std::string lib = GetTestLibRoot() + "/libtest_elf_max_page_size_4kib.so";
49 void* handle = nullptr;
50
51 OpenTestLibrary(lib, !app_compat_enabled, &handle);
52
53 if (app_compat_enabled) CallTestFunction(handle);
54 }
55
TEST(PageSize16KiBCompatTest,ElfAlignment4KiB_LoadElf_perAppOption)56 TEST(PageSize16KiBCompatTest, ElfAlignment4KiB_LoadElf_perAppOption) {
57 if (getpagesize() != 0x4000) {
58 GTEST_SKIP() << "This test is only applicable to 16kB page-size devices";
59 }
60
61 #if defined(IS_ANDROID_DL)
62 android_set_16kb_appcompat_mode(true);
63 #endif
64
65 std::string lib = GetTestLibRoot() + "/libtest_elf_max_page_size_4kib.so";
66 void* handle = nullptr;
67
68 OpenTestLibrary(lib, false /*should_fail*/, &handle);
69 CallTestFunction(handle);
70
71 #if defined(IS_ANDROID_DL)
72 android_set_16kb_appcompat_mode(false);
73 #endif
74 }
75