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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome_elf/chrome_elf_main.h"
#include <assert.h>
#include <windows.h>
#include "chrome/install_static/install_details.h"
#include "chrome/install_static/install_util.h"
#include "chrome/install_static/product_install_details.h"
#include "chrome/install_static/user_data_dir.h"
#include "chrome_elf/blacklist/blacklist.h"
#include "chrome_elf/crash/crash_helper.h"
// This function is a temporary workaround for https://crbug.com/655788. We
// need to come up with a better way to initialize crash reporting that can
// happen inside DllMain().
void SignalInitializeCrashReporting() {
if (!elf_crash::InitializeCrashReporting()) {
#ifdef _DEBUG
assert(false);
#endif // _DEBUG
}
}
void SignalChromeElf() {
blacklist::ResetBeacon();
}
extern "C" void GetUserDataDirectoryThunk(wchar_t* user_data_dir,
size_t user_data_dir_length,
wchar_t* invalid_user_data_dir,
size_t invalid_user_data_dir_length) {
std::wstring user_data_dir_str, invalid_user_data_dir_str;
bool ret = install_static::GetUserDataDirectory(&user_data_dir_str,
&invalid_user_data_dir_str);
assert(ret);
install_static::IgnoreUnused(ret);
wcsncpy_s(user_data_dir, user_data_dir_length, user_data_dir_str.c_str(),
_TRUNCATE);
wcsncpy_s(invalid_user_data_dir, invalid_user_data_dir_length,
invalid_user_data_dir_str.c_str(), _TRUNCATE);
}
BOOL APIENTRY DllMain(HMODULE module, DWORD reason, LPVOID reserved) {
if (reason == DLL_PROCESS_ATTACH) {
install_static::InitializeProductDetailsForPrimaryModule();
// CRT on initialization installs an exception filter which calls
// TerminateProcess. We need to hook CRT's attempt to set an exception.
elf_crash::DisableSetUnhandledExceptionFilter();
install_static::InitializeProcessType();
__try {
blacklist::Initialize(false); // Don't force, abort if beacon is present.
} __except (elf_crash::GenerateCrashDump(GetExceptionInformation())) {
}
} else if (reason == DLL_PROCESS_DETACH) {
elf_crash::ShutdownCrashReporting();
}
return TRUE;
}
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