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// Copyright (c) 2012 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/common/child_process_logging.h"
#include <windows.h>
#include "base/debug/crash_logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/crash_keys.h"
#include "chrome/installer/util/google_update_settings.h"
#include "components/metrics/client_info.h"
namespace child_process_logging {
namespace {
// exported in breakpad_win.cc/crashpad_win.cc:
// void __declspec(dllexport) __cdecl SetCrashKeyValueImpl.
typedef void(__cdecl* SetCrashKeyValue)(const wchar_t*, const wchar_t*);
// exported in breakpad_win.cc/crashpad_win.cc:
// void __declspec(dllexport) __cdecl ClearCrashKeyValueImpl.
typedef void(__cdecl* ClearCrashKeyValue)(const wchar_t*);
void SetCrashKeyValueTrampoline(const base::StringPiece& key,
const base::StringPiece& value) {
static SetCrashKeyValue set_crash_key = [](){
HMODULE exe_module = GetModuleHandle(chrome::kBrowserProcessExecutableName);
return reinterpret_cast<SetCrashKeyValue>(
exe_module ? GetProcAddress(exe_module, "SetCrashKeyValueImpl")
: nullptr);
}();
if (set_crash_key) {
(set_crash_key)(base::UTF8ToWide(key).data(),
base::UTF8ToWide(value).data());
}
}
void ClearCrashKeyValueTrampoline(const base::StringPiece& key) {
static ClearCrashKeyValue clear_crash_key = [](){
HMODULE exe_module = GetModuleHandle(chrome::kBrowserProcessExecutableName);
return reinterpret_cast<ClearCrashKeyValue>(
exe_module ? GetProcAddress(exe_module, "ClearCrashKeyValueImpl")
: nullptr);
}();
if (clear_crash_key)
(clear_crash_key)(base::UTF8ToWide(key).data());
}
} // namespace
void Init() {
crash_keys::RegisterChromeCrashKeys();
base::debug::SetCrashKeyReportingFunctions(&SetCrashKeyValueTrampoline,
&ClearCrashKeyValueTrampoline);
// This would be handled by BreakpadClient::SetCrashClientIdFromGUID(), but
// because of the aforementioned issue, crash keys aren't ready yet at the
// time of Breakpad initialization, load the client id backed up in Google
// Update settings instead.
scoped_ptr<metrics::ClientInfo> client_info =
GoogleUpdateSettings::LoadMetricsClientInfo();
if (client_info)
crash_keys::SetMetricsClientIdFromGUID(client_info->client_id);
}
} // namespace child_process_logging
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