diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /toolkit/crashreporter/InjectCrashReporter.cpp | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'toolkit/crashreporter/InjectCrashReporter.cpp')
-rw-r--r-- | toolkit/crashreporter/InjectCrashReporter.cpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/toolkit/crashreporter/InjectCrashReporter.cpp b/toolkit/crashreporter/InjectCrashReporter.cpp new file mode 100644 index 0000000000..d9e6d062e5 --- /dev/null +++ b/toolkit/crashreporter/InjectCrashReporter.cpp @@ -0,0 +1,77 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "InjectCrashReporter.h" +#include "nsDirectoryServiceUtils.h" +#include "nsDirectoryServiceDefs.h" +#include "windows/crash_generation/crash_generation_client.h" +#include "nsExceptionHandler.h" +#include "LoadLibraryRemote.h" +#include "nsWindowsHelpers.h" + +using CrashReporter::GetChildNotificationPipe; +using google_breakpad::CrashGenerationClient; + +namespace mozilla { + +InjectCrashRunnable::InjectCrashRunnable(DWORD pid) + : Runnable("InjectCrashRunnable"), mPID(pid) { + nsCOMPtr<nsIFile> dll; + nsresult rv = NS_GetSpecialDirectory(NS_GRE_DIR, getter_AddRefs(dll)); + if (NS_SUCCEEDED(rv)) { + dll->Append(u"breakpadinjector.dll"_ns); + dll->GetPath(mInjectorPath); + } +} + +NS_IMETHODIMP +InjectCrashRunnable::Run() { + if (mInjectorPath.IsEmpty()) return NS_OK; + + nsAutoHandle hProcess(OpenProcess( + PROCESS_CREATE_THREAD | PROCESS_QUERY_INFORMATION | PROCESS_DUP_HANDLE | + PROCESS_VM_OPERATION | PROCESS_VM_WRITE | PROCESS_VM_READ, + FALSE, mPID)); + if (!hProcess) { + NS_WARNING( + "Unable to open remote process handle for crashreporter injection."); + return NS_OK; + } + + void* proc = + LoadRemoteLibraryAndGetAddress(hProcess, mInjectorPath.get(), "Start"); + if (!proc) { + NS_WARNING("Unable to inject crashreporter DLL."); + return NS_OK; + } + + HANDLE hRemotePipe = CrashGenerationClient::DuplicatePipeToClientProcess( + NS_ConvertASCIItoUTF16(GetChildNotificationPipe()).get(), hProcess); + if (INVALID_HANDLE_VALUE == hRemotePipe) { + NS_WARNING("Unable to duplicate crash reporter pipe to process."); + return NS_OK; + } + + nsAutoHandle hThread(CreateRemoteThread(hProcess, nullptr, 0, + (LPTHREAD_START_ROUTINE)proc, + (void*)hRemotePipe, 0, nullptr)); + if (!hThread) { + NS_WARNING("Unable to CreateRemoteThread"); + + // We have to close the remote pipe or else our crash generation client + // will be stuck unable to accept other remote requests. + HANDLE toClose = INVALID_HANDLE_VALUE; + if (DuplicateHandle(hProcess, hRemotePipe, ::GetCurrentProcess(), &toClose, + 0, FALSE, + DUPLICATE_CLOSE_SOURCE | DUPLICATE_SAME_ACCESS)) { + CloseHandle(toClose); + return NS_OK; + } + } + + return NS_OK; +} + +} // namespace mozilla |