зеркало из https://github.com/mozilla/gecko-dev.git
143 строки
4.5 KiB
C++
143 строки
4.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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#include "mozilla/Attributes.h"
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#include "mozilla/ArrayUtils.h"
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#include "mozilla/CmdLineAndEnvUtils.h"
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#include "nsWindowsDllInterceptor.h"
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#include "nsWindowsHelpers.h"
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#include <string>
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using std::wstring;
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extern "C" __declspec(dllexport) int
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ReturnResult()
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{
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return 2;
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}
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static mozilla::CrossProcessDllInterceptor::FuncHookType<decltype(&ReturnResult)>
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gOrigReturnResult;
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static int
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ReturnResultHook()
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{
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if (gOrigReturnResult() != 2) {
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return 3;
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}
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return 0;
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}
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int ParentMain(int argc, wchar_t* argv[])
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{
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mozilla::SetArgv0ToFullBinaryPath(argv);
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// We'll add the child process to a job so that, in the event of a failure in
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// this parent process, the child process will be automatically terminated.
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nsAutoHandle job(::CreateJobObject(nullptr, nullptr));
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if (!job) {
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printf("TEST-UNEXPECTED-FAIL | DllInterceptorCrossProcess | Job creation failed\n");
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return 1;
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}
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JOBOBJECT_EXTENDED_LIMIT_INFORMATION jobInfo = {};
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jobInfo.BasicLimitInformation.LimitFlags = JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE;
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if (!::SetInformationJobObject(job.get(), JobObjectExtendedLimitInformation,
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&jobInfo, sizeof(jobInfo))) {
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printf("TEST-UNEXPECTED-FAIL | DllInterceptorCrossProcess | Job config failed\n");
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return 1;
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}
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wchar_t childArgv_1[] = L"-child";
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wchar_t* childArgv[] = {
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argv[0],
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childArgv_1
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};
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mozilla::UniquePtr<wchar_t[]>
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cmdLine(mozilla::MakeCommandLine(mozilla::ArrayLength(childArgv), childArgv));
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STARTUPINFOW si = { sizeof(si) };
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PROCESS_INFORMATION pi;
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if (!::CreateProcessW(argv[0], cmdLine.get(), nullptr, nullptr, FALSE,
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CREATE_SUSPENDED, nullptr, nullptr, &si, &pi)) {
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printf("TEST-UNEXPECTED-FAIL | DllInterceptorCrossProcess | Failed to spawn child process\n");
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return 1;
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}
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nsAutoHandle childProcess(pi.hProcess);
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nsAutoHandle childMainThread(pi.hThread);
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if (!::AssignProcessToJobObject(job.get(), childProcess.get())) {
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printf("TEST-UNEXPECTED-FAIL | DllInterceptorCrossProcess | Failed to assign child process to job\n");
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::TerminateProcess(childProcess.get(), 1);
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return 1;
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}
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mozilla::CrossProcessDllInterceptor intcpt(childProcess.get());
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intcpt.Init("TestDllInterceptorCrossProcess.exe");
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if (!gOrigReturnResult.Set(childProcess.get(), intcpt, "ReturnResult",
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&ReturnResultHook)) {
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printf("TEST-UNEXPECTED-FAIL | DllInterceptorCrossProcess | Failed to add hook\n");
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return 1;
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}
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printf("TEST-PASS | DllInterceptorCrossProcess | Hook added\n");
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if (::ResumeThread(childMainThread.get()) == static_cast<DWORD>(-1)) {
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printf("TEST-UNEXPECTED-FAIL | DllInterceptorCrossProcess | Failed to resume child thread\n");
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return 1;
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}
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BOOL remoteDebugging;
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bool debugging = ::IsDebuggerPresent() ||
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(::CheckRemoteDebuggerPresent(childProcess.get(),
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&remoteDebugging) &&
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remoteDebugging);
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DWORD waitResult = ::WaitForSingleObject(childProcess.get(),
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debugging ? INFINITE : 60000);
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if (waitResult != WAIT_OBJECT_0) {
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printf("TEST-UNEXPECTED-FAIL | DllInterceptorCrossProcess | Child process failed to finish\n");
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return 1;
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}
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DWORD childExitCode;
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if (!::GetExitCodeProcess(childProcess.get(), &childExitCode)) {
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printf("TEST-UNEXPECTED-FAIL | DllInterceptorCrossProcess | Failed to obtain child process exit code\n");
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return 1;
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}
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if (childExitCode) {
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printf("TEST-UNEXPECTED-FAIL | DllInterceptorCrossProcess | Child process exit code is %lu instead of 0\n", childExitCode);
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return 1;
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}
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printf("TEST-PASS | DllInterceptorCrossProcess | Child process exit code is zero\n");
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return 0;
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}
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extern "C"
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int wmain(int argc, wchar_t* argv[])
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{
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if (argc > 1) {
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// clang keeps inlining this call despite every attempt to force it to do
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// otherwise. We'll use GetProcAddress and call its function pointer instead.
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auto pReturnResult =
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reinterpret_cast<decltype(&ReturnResult)>(
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::GetProcAddress(::GetModuleHandleW(nullptr), "ReturnResult"));
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return pReturnResult();
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}
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return ParentMain(argc, argv);
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}
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