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 #include "page_size_compat_helpers.h"
30
31 #include <android-base/properties.h>
32
33 extern "C" void android_set_16kb_appcompat_mode(bool enable_app_compat);
34
TEST(PageSize16KiBCompatTest,ElfAlignment4KiB_LoadElf)35 TEST(PageSize16KiBCompatTest, ElfAlignment4KiB_LoadElf) {
36 if (getpagesize() != 0x4000) {
37 GTEST_SKIP() << "This test is only applicable to 16kB page-size devices";
38 }
39
40 bool app_compat_enabled =
41 android::base::GetBoolProperty("bionic.linker.16kb.app_compat.enabled", false);
42 std::string lib = GetTestLibRoot() + "/libtest_elf_max_page_size_4kib.so";
43 void* handle = nullptr;
44
45 OpenTestLibrary(lib, !app_compat_enabled, &handle);
46
47 if (app_compat_enabled) CallTestFunction(handle);
48 }
49
TEST(PageSize16KiBCompatTest,ElfAlignment4KiB_LoadElf_perAppOption)50 TEST(PageSize16KiBCompatTest, ElfAlignment4KiB_LoadElf_perAppOption) {
51 if (getpagesize() != 0x4000) {
52 GTEST_SKIP() << "This test is only applicable to 16kB page-size devices";
53 }
54
55 android_set_16kb_appcompat_mode(true);
56 std::string lib = GetTestLibRoot() + "/libtest_elf_max_page_size_4kib.so";
57 void* handle = nullptr;
58
59 OpenTestLibrary(lib, false /*should_fail*/, &handle);
60 CallTestFunction(handle);
61 android_set_16kb_appcompat_mode(false);
62 }
63