| Index: third_party/crashpad/crashpad/util/win/process_info_test.cc
|
| diff --git a/third_party/crashpad/crashpad/util/win/process_info_test.cc b/third_party/crashpad/crashpad/util/win/process_info_test.cc
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..e5bde2f6ae795fc036f5f6e76916daf4c88d1e7c
|
| --- /dev/null
|
| +++ b/third_party/crashpad/crashpad/util/win/process_info_test.cc
|
| @@ -0,0 +1,648 @@
|
| +// Copyright 2015 The Crashpad Authors. All rights reserved.
|
| +//
|
| +// Licensed under the Apache License, Version 2.0 (the "License");
|
| +// you may not use this file except in compliance with the License.
|
| +// You may obtain a copy of the License at
|
| +//
|
| +// http://www.apache.org/licenses/LICENSE-2.0
|
| +//
|
| +// Unless required by applicable law or agreed to in writing, software
|
| +// distributed under the License is distributed on an "AS IS" BASIS,
|
| +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| +// See the License for the specific language governing permissions and
|
| +// limitations under the License.
|
| +
|
| +#include "util/win/process_info.h"
|
| +
|
| +#include <dbghelp.h>
|
| +#include <intrin.h>
|
| +#include <wchar.h>
|
| +
|
| +#include "base/files/file_path.h"
|
| +#include "base/memory/scoped_ptr.h"
|
| +#include "base/strings/stringprintf.h"
|
| +#include "base/strings/utf_string_conversions.h"
|
| +#include "build/build_config.h"
|
| +#include "gtest/gtest.h"
|
| +#include "test/errors.h"
|
| +#include "test/scoped_temp_dir.h"
|
| +#include "test/paths.h"
|
| +#include "test/win/child_launcher.h"
|
| +#include "util/file/file_io.h"
|
| +#include "util/misc/random_string.h"
|
| +#include "util/misc/uuid.h"
|
| +#include "util/win/command_line.h"
|
| +#include "util/win/get_function.h"
|
| +#include "util/win/handle.h"
|
| +#include "util/win/scoped_handle.h"
|
| +
|
| +namespace crashpad {
|
| +namespace test {
|
| +namespace {
|
| +
|
| +const wchar_t kNtdllName[] = L"\\ntdll.dll";
|
| +
|
| +bool IsProcessWow64(HANDLE process_handle) {
|
| + static const auto is_wow64_process =
|
| + GET_FUNCTION(L"kernel32.dll", ::IsWow64Process);
|
| + if (!is_wow64_process)
|
| + return false;
|
| + BOOL is_wow64;
|
| + if (!is_wow64_process(process_handle, &is_wow64)) {
|
| + PLOG(ERROR) << "IsWow64Process";
|
| + return false;
|
| + }
|
| + return !!is_wow64;
|
| +}
|
| +
|
| +void VerifyAddressInInCodePage(const ProcessInfo& process_info,
|
| + WinVMAddress code_address) {
|
| + // Make sure the child code address is an code page address with the right
|
| + // information.
|
| + const std::vector<MEMORY_BASIC_INFORMATION64>& memory_info =
|
| + process_info.MemoryInfo();
|
| + bool found_region = false;
|
| + for (const auto& mi : memory_info) {
|
| + if (mi.BaseAddress <= code_address &&
|
| + mi.BaseAddress + mi.RegionSize > code_address) {
|
| + EXPECT_EQ(MEM_COMMIT, mi.State);
|
| + EXPECT_EQ(PAGE_EXECUTE_READ, mi.Protect);
|
| + EXPECT_EQ(MEM_IMAGE, mi.Type);
|
| + EXPECT_FALSE(found_region);
|
| + found_region = true;
|
| + }
|
| + }
|
| + EXPECT_TRUE(found_region);
|
| +}
|
| +
|
| +TEST(ProcessInfo, Self) {
|
| + ProcessInfo process_info;
|
| + ASSERT_TRUE(process_info.Initialize(GetCurrentProcess()));
|
| + EXPECT_EQ(GetCurrentProcessId(), process_info.ProcessID());
|
| + EXPECT_GT(process_info.ParentProcessID(), 0u);
|
| +
|
| +#if defined(ARCH_CPU_64_BITS)
|
| + EXPECT_TRUE(process_info.Is64Bit());
|
| + EXPECT_FALSE(process_info.IsWow64());
|
| +#else
|
| + EXPECT_FALSE(process_info.Is64Bit());
|
| + if (IsProcessWow64(GetCurrentProcess()))
|
| + EXPECT_TRUE(process_info.IsWow64());
|
| + else
|
| + EXPECT_FALSE(process_info.IsWow64());
|
| +#endif
|
| +
|
| + std::wstring command_line;
|
| + EXPECT_TRUE(process_info.CommandLine(&command_line));
|
| + EXPECT_EQ(std::wstring(GetCommandLine()), command_line);
|
| +
|
| + std::vector<ProcessInfo::Module> modules;
|
| + EXPECT_TRUE(process_info.Modules(&modules));
|
| + ASSERT_GE(modules.size(), 2u);
|
| + const wchar_t kSelfName[] = L"\\crashpad_util_test.exe";
|
| + ASSERT_GE(modules[0].name.size(), wcslen(kSelfName));
|
| + EXPECT_EQ(kSelfName,
|
| + modules[0].name.substr(modules[0].name.size() - wcslen(kSelfName)));
|
| + ASSERT_GE(modules[1].name.size(), wcslen(kNtdllName));
|
| + EXPECT_EQ(
|
| + kNtdllName,
|
| + modules[1].name.substr(modules[1].name.size() - wcslen(kNtdllName)));
|
| +
|
| + EXPECT_EQ(reinterpret_cast<uintptr_t>(GetModuleHandle(nullptr)),
|
| + modules[0].dll_base);
|
| + EXPECT_EQ(reinterpret_cast<uintptr_t>(GetModuleHandle(L"ntdll.dll")),
|
| + modules[1].dll_base);
|
| +
|
| + EXPECT_GT(modules[0].size, 0);
|
| + EXPECT_GT(modules[1].size, 0);
|
| +
|
| + EXPECT_EQ(GetTimestampForLoadedLibrary(GetModuleHandle(nullptr)),
|
| + modules[0].timestamp);
|
| + // System modules are forced to particular stamps and the file header values
|
| + // don't match the on-disk times. Just make sure we got some data here.
|
| + EXPECT_GT(modules[1].timestamp, 0);
|
| +
|
| + // Find something we know is a code address and confirm expected memory
|
| + // information settings.
|
| + VerifyAddressInInCodePage(process_info,
|
| + reinterpret_cast<WinVMAddress>(_ReturnAddress()));
|
| +}
|
| +
|
| +void TestOtherProcess(const base::string16& directory_modification) {
|
| + ProcessInfo process_info;
|
| +
|
| + UUID done_uuid(UUID::InitializeWithNewTag{});
|
| +
|
| + ScopedKernelHANDLE done(
|
| + CreateEvent(nullptr, true, false, done_uuid.ToString16().c_str()));
|
| + ASSERT_TRUE(done.get());
|
| +
|
| + base::FilePath test_executable = Paths::Executable();
|
| +
|
| + std::wstring child_test_executable =
|
| + test_executable.DirName()
|
| + .Append(directory_modification)
|
| + .Append(test_executable.BaseName().RemoveFinalExtension().value() +
|
| + L"_process_info_test_child.exe")
|
| + .value();
|
| +
|
| + std::wstring args;
|
| + AppendCommandLineArgument(done_uuid.ToString16(), &args);
|
| +
|
| + ChildLauncher child(child_test_executable, args);
|
| + child.Start();
|
| +
|
| + // The child sends us a code address we can look up in the memory map.
|
| + WinVMAddress code_address;
|
| + CheckedReadFile(
|
| + child.stdout_read_handle(), &code_address, sizeof(code_address));
|
| +
|
| + ASSERT_TRUE(process_info.Initialize(child.process_handle()));
|
| +
|
| + // Tell the test it's OK to shut down now that we've read our data.
|
| + EXPECT_TRUE(SetEvent(done.get()));
|
| +
|
| + std::vector<ProcessInfo::Module> modules;
|
| + EXPECT_TRUE(process_info.Modules(&modules));
|
| + ASSERT_GE(modules.size(), 3u);
|
| + std::wstring child_name = L"\\crashpad_util_test_process_info_test_child.exe";
|
| + ASSERT_GE(modules[0].name.size(), child_name.size());
|
| + EXPECT_EQ(child_name,
|
| + modules[0].name.substr(modules[0].name.size() - child_name.size()));
|
| + ASSERT_GE(modules[1].name.size(), wcslen(kNtdllName));
|
| + EXPECT_EQ(
|
| + kNtdllName,
|
| + modules[1].name.substr(modules[1].name.size() - wcslen(kNtdllName)));
|
| + // lz32.dll is an uncommonly-used-but-always-available module that the test
|
| + // binary manually loads.
|
| + const wchar_t kLz32dllName[] = L"\\lz32.dll";
|
| + ASSERT_GE(modules.back().name.size(), wcslen(kLz32dllName));
|
| + EXPECT_EQ(kLz32dllName,
|
| + modules.back().name.substr(modules.back().name.size() -
|
| + wcslen(kLz32dllName)));
|
| +
|
| + VerifyAddressInInCodePage(process_info, code_address);
|
| +}
|
| +
|
| +TEST(ProcessInfo, OtherProcess) {
|
| + TestOtherProcess(FILE_PATH_LITERAL("."));
|
| +}
|
| +
|
| +#if defined(ARCH_CPU_64_BITS)
|
| +TEST(ProcessInfo, OtherProcessWOW64) {
|
| +#ifndef NDEBUG
|
| + TestOtherProcess(FILE_PATH_LITERAL("..\\..\\out\\Debug"));
|
| +#else
|
| + TestOtherProcess(FILE_PATH_LITERAL("..\\..\\out\\Release"));
|
| +#endif
|
| +}
|
| +#endif // ARCH_CPU_64_BITS
|
| +
|
| +TEST(ProcessInfo, AccessibleRangesNone) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 0;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_FREE;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(CheckedRange<WinVMAddress, WinVMSize>(2, 4),
|
| + memory_info);
|
| +
|
| + EXPECT_TRUE(result.empty());
|
| +}
|
| +
|
| +TEST(ProcessInfo, AccessibleRangesOneInside) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 0;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_COMMIT;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(CheckedRange<WinVMAddress, WinVMSize>(2, 4),
|
| + memory_info);
|
| +
|
| + ASSERT_EQ(1u, result.size());
|
| + EXPECT_EQ(2, result[0].base());
|
| + EXPECT_EQ(4, result[0].size());
|
| +}
|
| +
|
| +TEST(ProcessInfo, AccessibleRangesOneTruncatedSize) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 0;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_COMMIT;
|
| + memory_info.push_back(mbi);
|
| +
|
| + mbi.BaseAddress = 10;
|
| + mbi.RegionSize = 20;
|
| + mbi.State = MEM_FREE;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(CheckedRange<WinVMAddress, WinVMSize>(5, 10),
|
| + memory_info);
|
| +
|
| + ASSERT_EQ(1u, result.size());
|
| + EXPECT_EQ(5, result[0].base());
|
| + EXPECT_EQ(5, result[0].size());
|
| +}
|
| +
|
| +TEST(ProcessInfo, AccessibleRangesOneMovedStart) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 0;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_FREE;
|
| + memory_info.push_back(mbi);
|
| +
|
| + mbi.BaseAddress = 10;
|
| + mbi.RegionSize = 20;
|
| + mbi.State = MEM_COMMIT;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(CheckedRange<WinVMAddress, WinVMSize>(5, 10),
|
| + memory_info);
|
| +
|
| + ASSERT_EQ(1u, result.size());
|
| + EXPECT_EQ(10, result[0].base());
|
| + EXPECT_EQ(5, result[0].size());
|
| +}
|
| +
|
| +TEST(ProcessInfo, ReserveIsInaccessible) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 0;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_RESERVE;
|
| + memory_info.push_back(mbi);
|
| +
|
| + mbi.BaseAddress = 10;
|
| + mbi.RegionSize = 20;
|
| + mbi.State = MEM_COMMIT;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(CheckedRange<WinVMAddress, WinVMSize>(5, 10),
|
| + memory_info);
|
| +
|
| + ASSERT_EQ(1u, result.size());
|
| + EXPECT_EQ(10, result[0].base());
|
| + EXPECT_EQ(5, result[0].size());
|
| +}
|
| +
|
| +TEST(ProcessInfo, PageGuardIsInaccessible) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 0;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_COMMIT;
|
| + mbi.Protect = PAGE_GUARD;
|
| + memory_info.push_back(mbi);
|
| +
|
| + mbi.BaseAddress = 10;
|
| + mbi.RegionSize = 20;
|
| + mbi.State = MEM_COMMIT;
|
| + mbi.Protect = 0;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(CheckedRange<WinVMAddress, WinVMSize>(5, 10),
|
| + memory_info);
|
| +
|
| + ASSERT_EQ(1u, result.size());
|
| + EXPECT_EQ(10, result[0].base());
|
| + EXPECT_EQ(5, result[0].size());
|
| +}
|
| +
|
| +TEST(ProcessInfo, PageNoAccessIsInaccessible) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 0;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_COMMIT;
|
| + mbi.Protect = PAGE_NOACCESS;
|
| + memory_info.push_back(mbi);
|
| +
|
| + mbi.BaseAddress = 10;
|
| + mbi.RegionSize = 20;
|
| + mbi.State = MEM_COMMIT;
|
| + mbi.Protect = 0;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(CheckedRange<WinVMAddress, WinVMSize>(5, 10),
|
| + memory_info);
|
| +
|
| + ASSERT_EQ(1u, result.size());
|
| + EXPECT_EQ(10, result[0].base());
|
| + EXPECT_EQ(5, result[0].size());
|
| +}
|
| +
|
| +TEST(ProcessInfo, AccessibleRangesCoalesced) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 0;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_FREE;
|
| + memory_info.push_back(mbi);
|
| +
|
| + mbi.BaseAddress = 10;
|
| + mbi.RegionSize = 2;
|
| + mbi.State = MEM_COMMIT;
|
| + memory_info.push_back(mbi);
|
| +
|
| + mbi.BaseAddress = 12;
|
| + mbi.RegionSize = 5;
|
| + mbi.State = MEM_COMMIT;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(CheckedRange<WinVMAddress, WinVMSize>(11, 4),
|
| + memory_info);
|
| +
|
| + ASSERT_EQ(1u, result.size());
|
| + EXPECT_EQ(11, result[0].base());
|
| + EXPECT_EQ(4, result[0].size());
|
| +}
|
| +
|
| +TEST(ProcessInfo, AccessibleRangesMiddleUnavailable) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 0;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_COMMIT;
|
| + memory_info.push_back(mbi);
|
| +
|
| + mbi.BaseAddress = 10;
|
| + mbi.RegionSize = 5;
|
| + mbi.State = MEM_FREE;
|
| + memory_info.push_back(mbi);
|
| +
|
| + mbi.BaseAddress = 15;
|
| + mbi.RegionSize = 100;
|
| + mbi.State = MEM_COMMIT;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(CheckedRange<WinVMAddress, WinVMSize>(5, 45),
|
| + memory_info);
|
| +
|
| + ASSERT_EQ(2u, result.size());
|
| + EXPECT_EQ(5, result[0].base());
|
| + EXPECT_EQ(5, result[0].size());
|
| + EXPECT_EQ(15, result[1].base());
|
| + EXPECT_EQ(35, result[1].size());
|
| +}
|
| +
|
| +TEST(ProcessInfo, RequestedBeforeMap) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 10;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_COMMIT;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(CheckedRange<WinVMAddress, WinVMSize>(5, 10),
|
| + memory_info);
|
| +
|
| + ASSERT_EQ(1u, result.size());
|
| + EXPECT_EQ(10, result[0].base());
|
| + EXPECT_EQ(5, result[0].size());
|
| +}
|
| +
|
| +TEST(ProcessInfo, RequestedAfterMap) {
|
| + std::vector<MEMORY_BASIC_INFORMATION64> memory_info;
|
| + MEMORY_BASIC_INFORMATION64 mbi = {0};
|
| +
|
| + mbi.BaseAddress = 10;
|
| + mbi.RegionSize = 10;
|
| + mbi.State = MEM_COMMIT;
|
| + memory_info.push_back(mbi);
|
| +
|
| + std::vector<CheckedRange<WinVMAddress, WinVMSize>> result =
|
| + GetReadableRangesOfMemoryMap(
|
| + CheckedRange<WinVMAddress, WinVMSize>(15, 100), memory_info);
|
| +
|
| + ASSERT_EQ(1u, result.size());
|
| + EXPECT_EQ(15, result[0].base());
|
| + EXPECT_EQ(5, result[0].size());
|
| +}
|
| +
|
| +TEST(ProcessInfo, ReadableRanges) {
|
| + SYSTEM_INFO system_info;
|
| + GetSystemInfo(&system_info);
|
| +
|
| + const size_t kBlockSize = system_info.dwPageSize;
|
| +
|
| + // Allocate 6 pages, and then commit the second, fourth, and fifth, and mark
|
| + // two as committed, but PAGE_NOACCESS, so we have a setup like this:
|
| + // 0 1 2 3 4 5
|
| + // +-----------------------------------------------+
|
| + // | ????? | | xxxxx | | | ????? |
|
| + // +-----------------------------------------------+
|
| + void* reserve_region =
|
| + VirtualAlloc(nullptr, kBlockSize * 6, MEM_RESERVE, PAGE_READWRITE);
|
| + ASSERT_TRUE(reserve_region);
|
| + uintptr_t reserved_as_int = reinterpret_cast<uintptr_t>(reserve_region);
|
| + void* readable1 =
|
| + VirtualAlloc(reinterpret_cast<void*>(reserved_as_int + kBlockSize),
|
| + kBlockSize,
|
| + MEM_COMMIT,
|
| + PAGE_READWRITE);
|
| + ASSERT_TRUE(readable1);
|
| + void* readable2 =
|
| + VirtualAlloc(reinterpret_cast<void*>(reserved_as_int + (kBlockSize * 3)),
|
| + kBlockSize * 2,
|
| + MEM_COMMIT,
|
| + PAGE_READWRITE);
|
| + ASSERT_TRUE(readable2);
|
| +
|
| + void* no_access =
|
| + VirtualAlloc(reinterpret_cast<void*>(reserved_as_int + (kBlockSize * 2)),
|
| + kBlockSize,
|
| + MEM_COMMIT,
|
| + PAGE_NOACCESS);
|
| + ASSERT_TRUE(no_access);
|
| +
|
| + HANDLE current_process = GetCurrentProcess();
|
| + ProcessInfo info;
|
| + info.Initialize(current_process);
|
| + auto ranges = info.GetReadableRanges(
|
| + CheckedRange<WinVMAddress, WinVMSize>(reserved_as_int, kBlockSize * 6));
|
| +
|
| + ASSERT_EQ(2u, ranges.size());
|
| + EXPECT_EQ(reserved_as_int + kBlockSize, ranges[0].base());
|
| + EXPECT_EQ(kBlockSize, ranges[0].size());
|
| + EXPECT_EQ(reserved_as_int + (kBlockSize * 3), ranges[1].base());
|
| + EXPECT_EQ(kBlockSize * 2, ranges[1].size());
|
| +
|
| + // Also make sure what we think we can read corresponds with what we can
|
| + // actually read.
|
| + scoped_ptr<unsigned char[]> into(new unsigned char[kBlockSize * 6]);
|
| + SIZE_T bytes_read;
|
| +
|
| + EXPECT_TRUE(ReadProcessMemory(
|
| + current_process, readable1, into.get(), kBlockSize, &bytes_read));
|
| + EXPECT_EQ(kBlockSize, bytes_read);
|
| +
|
| + EXPECT_TRUE(ReadProcessMemory(
|
| + current_process, readable2, into.get(), kBlockSize * 2, &bytes_read));
|
| + EXPECT_EQ(kBlockSize * 2, bytes_read);
|
| +
|
| + EXPECT_FALSE(ReadProcessMemory(
|
| + current_process, no_access, into.get(), kBlockSize, &bytes_read));
|
| + EXPECT_FALSE(ReadProcessMemory(
|
| + current_process, reserve_region, into.get(), kBlockSize, &bytes_read));
|
| + EXPECT_FALSE(ReadProcessMemory(current_process,
|
| + reserve_region,
|
| + into.get(),
|
| + kBlockSize * 6,
|
| + &bytes_read));
|
| +}
|
| +
|
| +struct ScopedRegistryKeyCloseTraits {
|
| + static HKEY InvalidValue() {
|
| + return nullptr;
|
| + }
|
| + static void Free(HKEY key) {
|
| + RegCloseKey(key);
|
| + }
|
| +};
|
| +
|
| +using ScopedRegistryKey =
|
| + base::ScopedGeneric<HKEY, ScopedRegistryKeyCloseTraits>;
|
| +
|
| +TEST(ProcessInfo, Handles) {
|
| + ScopedTempDir temp_dir;
|
| +
|
| + ScopedFileHandle file(LoggingOpenFileForWrite(
|
| + temp_dir.path().Append(FILE_PATH_LITERAL("test_file")),
|
| + FileWriteMode::kTruncateOrCreate,
|
| + FilePermissions::kWorldReadable));
|
| + ASSERT_TRUE(file.is_valid());
|
| +
|
| + SECURITY_ATTRIBUTES security_attributes = {0};
|
| + security_attributes.nLength = sizeof(security_attributes);
|
| + security_attributes.bInheritHandle = true;
|
| + ScopedFileHandle inherited_file(CreateFile(
|
| + temp_dir.path().Append(FILE_PATH_LITERAL("inheritable")).value().c_str(),
|
| + GENERIC_WRITE,
|
| + 0,
|
| + &security_attributes,
|
| + CREATE_NEW,
|
| + FILE_ATTRIBUTE_NORMAL,
|
| + nullptr));
|
| + ASSERT_TRUE(inherited_file.is_valid());
|
| +
|
| + HKEY key;
|
| + ASSERT_EQ(ERROR_SUCCESS,
|
| + RegOpenKeyEx(
|
| + HKEY_CURRENT_USER, L"SOFTWARE\\Microsoft", 0, KEY_READ, &key));
|
| + ScopedRegistryKey scoped_key(key);
|
| + ASSERT_TRUE(scoped_key.is_valid());
|
| +
|
| + std::wstring mapping_name =
|
| + base::UTF8ToUTF16(base::StringPrintf("Local\\test_mapping_%d_%s",
|
| + GetCurrentProcessId(),
|
| + RandomString().c_str()));
|
| + ScopedKernelHANDLE mapping(CreateFileMapping(INVALID_HANDLE_VALUE,
|
| + nullptr,
|
| + PAGE_READWRITE,
|
| + 0,
|
| + 1024,
|
| + mapping_name.c_str()));
|
| + ASSERT_TRUE(mapping.is_valid()) << ErrorMessage("CreateFileMapping");
|
| +
|
| + ProcessInfo info;
|
| + info.Initialize(GetCurrentProcess());
|
| + bool found_file_handle = false;
|
| + bool found_inherited_file_handle = false;
|
| + bool found_key_handle = false;
|
| + bool found_mapping_handle = false;
|
| + for (auto handle : info.Handles()) {
|
| + if (handle.handle == HandleToInt(file.get())) {
|
| + EXPECT_FALSE(found_file_handle);
|
| + found_file_handle = true;
|
| + EXPECT_EQ(L"File", handle.type_name);
|
| + EXPECT_EQ(1, handle.handle_count);
|
| + EXPECT_NE(0u, handle.pointer_count);
|
| + EXPECT_EQ(STANDARD_RIGHTS_READ | STANDARD_RIGHTS_WRITE | SYNCHRONIZE,
|
| + handle.granted_access & STANDARD_RIGHTS_ALL);
|
| + EXPECT_EQ(0, handle.attributes);
|
| + }
|
| + if (handle.handle == HandleToInt(inherited_file.get())) {
|
| + EXPECT_FALSE(found_inherited_file_handle);
|
| + found_inherited_file_handle = true;
|
| + EXPECT_EQ(L"File", handle.type_name);
|
| + EXPECT_EQ(1, handle.handle_count);
|
| + EXPECT_NE(0u, handle.pointer_count);
|
| + EXPECT_EQ(STANDARD_RIGHTS_READ | STANDARD_RIGHTS_WRITE | SYNCHRONIZE,
|
| + handle.granted_access & STANDARD_RIGHTS_ALL);
|
| +
|
| + // OBJ_INHERIT from ntdef.h, but including that conflicts with other
|
| + // headers.
|
| + const int kObjInherit = 0x2;
|
| + EXPECT_EQ(kObjInherit, handle.attributes);
|
| + }
|
| + if (handle.handle == HandleToInt(scoped_key.get())) {
|
| + EXPECT_FALSE(found_key_handle);
|
| + found_key_handle = true;
|
| + EXPECT_EQ(L"Key", handle.type_name);
|
| + EXPECT_EQ(1, handle.handle_count);
|
| + EXPECT_NE(0u, handle.pointer_count);
|
| + EXPECT_EQ(STANDARD_RIGHTS_READ,
|
| + handle.granted_access & STANDARD_RIGHTS_ALL);
|
| + EXPECT_EQ(0, handle.attributes);
|
| + }
|
| + if (handle.handle == HandleToInt(mapping.get())) {
|
| + EXPECT_FALSE(found_mapping_handle);
|
| + found_mapping_handle = true;
|
| + EXPECT_EQ(L"Section", handle.type_name);
|
| + EXPECT_EQ(1, handle.handle_count);
|
| + EXPECT_NE(0u, handle.pointer_count);
|
| + EXPECT_EQ(DELETE | READ_CONTROL | WRITE_DAC | WRITE_OWNER |
|
| + STANDARD_RIGHTS_READ | STANDARD_RIGHTS_WRITE,
|
| + handle.granted_access & STANDARD_RIGHTS_ALL);
|
| + EXPECT_EQ(0, handle.attributes);
|
| + }
|
| + }
|
| + EXPECT_TRUE(found_file_handle);
|
| + EXPECT_TRUE(found_inherited_file_handle);
|
| + EXPECT_TRUE(found_key_handle);
|
| + EXPECT_TRUE(found_mapping_handle);
|
| +}
|
| +
|
| +TEST(ProcessInfo, OutOfRangeCheck) {
|
| + const size_t kAllocationSize = 12345;
|
| + scoped_ptr<char[]> safe_memory(new char[kAllocationSize]);
|
| +
|
| + ProcessInfo info;
|
| + info.Initialize(GetCurrentProcess());
|
| +
|
| + EXPECT_TRUE(
|
| + info.LoggingRangeIsFullyReadable(CheckedRange<WinVMAddress, WinVMSize>(
|
| + reinterpret_cast<WinVMAddress>(safe_memory.get()), kAllocationSize)));
|
| + EXPECT_FALSE(info.LoggingRangeIsFullyReadable(
|
| + CheckedRange<WinVMAddress, WinVMSize>(0, 1024)));
|
| +}
|
| +
|
| +} // namespace
|
| +} // namespace test
|
| +} // namespace crashpad
|
|
|