forked from OSchip/llvm-project
79 lines
2.5 KiB
C++
79 lines
2.5 KiB
C++
//===-- sanitizer_procmaps_test.cpp ---------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file is a part of ThreadSanitizer/AddressSanitizer runtime.
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//
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//===----------------------------------------------------------------------===//
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#if !defined(_WIN32) // There are no /proc/maps on Windows.
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#include "sanitizer_common/sanitizer_procmaps.h"
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#include "gtest/gtest.h"
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#include <stdlib.h>
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static void noop() {}
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extern const char *argv0;
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namespace __sanitizer {
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#if SANITIZER_LINUX && !SANITIZER_ANDROID
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TEST(MemoryMappingLayout, CodeRange) {
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uptr start, end;
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bool res = GetCodeRangeForFile("[vdso]", &start, &end);
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EXPECT_EQ(res, true);
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EXPECT_GT(start, 0U);
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EXPECT_LT(start, end);
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}
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#endif
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TEST(MemoryMappingLayout, DumpListOfModules) {
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const char *last_slash = strrchr(argv0, '/');
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const char *binary_name = last_slash ? last_slash + 1 : argv0;
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MemoryMappingLayout memory_mapping(false);
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const uptr kMaxModules = 100;
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InternalMmapVector<LoadedModule> modules;
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modules.reserve(kMaxModules);
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memory_mapping.DumpListOfModules(&modules);
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EXPECT_GT(modules.size(), 0U);
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bool found = false;
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for (uptr i = 0; i < modules.size(); ++i) {
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if (modules[i].containsAddress((uptr)&noop)) {
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// Verify that the module name is sane.
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if (strstr(modules[i].full_name(), binary_name) != 0)
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found = true;
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}
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modules[i].clear();
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}
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EXPECT_TRUE(found);
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}
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TEST(MemoryMapping, LoadedModuleArchAndUUID) {
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if (SANITIZER_MAC) {
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MemoryMappingLayout memory_mapping(false);
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const uptr kMaxModules = 100;
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InternalMmapVector<LoadedModule> modules;
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modules.reserve(kMaxModules);
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memory_mapping.DumpListOfModules(&modules);
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for (uptr i = 0; i < modules.size(); ++i) {
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ModuleArch arch = modules[i].arch();
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// Darwin unit tests are only run on i386/x86_64/x86_64h.
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if (SANITIZER_WORDSIZE == 32) {
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EXPECT_EQ(arch, kModuleArchI386);
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} else if (SANITIZER_WORDSIZE == 64) {
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EXPECT_TRUE(arch == kModuleArchX86_64 || arch == kModuleArchX86_64H);
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}
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const u8 *uuid = modules[i].uuid();
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u8 null_uuid[kModuleUUIDSize] = {0};
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EXPECT_NE(memcmp(null_uuid, uuid, kModuleUUIDSize), 0);
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}
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}
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}
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} // namespace __sanitizer
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#endif // !defined(_WIN32)
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