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// Copyright 2018 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 <windows.h>
#include <wrl/implements.h>
#include "base/containers/flat_map.h"
#include "base/no_destructor.h"
#include "base/synchronization/waitable_event.h"
namespace base {
class CommandLine;
} // namespace base
namespace elevation_service {
class ServiceMain {
static ServiceMain* GetInstance();
// This function parses the command line and selects the action routine.
bool InitWithCommandLine(const base::CommandLine* command_line);
// Start() is the entry point called by WinMain.
int Start();
// The following methods are public for the sake of testing.
// Registers the Service COM class factory object so other applications can
// connect to it. Returns the registration status.
HRESULT RegisterClassObject();
// Unregisters the Service COM class factory object.
void UnregisterClassObject();
// Returns true when the last COM object is released, or if the service is
// asked to exit.
bool IsExitSignaled();
// This function handshakes with the service control manager and starts
// the service.
int RunAsService();
// Runs the service on the service thread.
void ServiceMainImpl();
// Runs as a local server for testing purposes. RunInteractive returns an
// HRESULT, not a Win32 error code.
int RunInteractive();
// The control handler of the service.
static void WINAPI ServiceControlHandler(DWORD control);
// The main service entry point.
static void WINAPI ServiceMainEntry(DWORD argc, base::char16* argv[]);
// Calls ::SetServiceStatus().
void SetServiceStatus(DWORD state);
// Handles object registration, message loop, and unregistration. Returns
// when all registered objects are released.
// Calls ::CoInitializeSecurity to allow all users to create COM objects
// within the server.
static HRESULT InitializeComSecurity();
// Waits until the last object is released or until the service is asked to
// exit.
void WaitForExitSignal();
// Called when the last object is released or if the service is asked to exit.
void SignalExit();
// Registers |factory| as the factory for the elevator identified by |id|.
void RegisterElevatorFactory(const base::string16& id,
IClassFactory* factory);
// The action routine to be executed.
int (ServiceMain::*run_routine_)();
SERVICE_STATUS_HANDLE service_status_handle_;
SERVICE_STATUS service_status_;
// Identifier of registered class objects used for unregistration.
DWORD cookies_[1];
// This event is signaled when the last COM instance is released, or if the
// service control manager asks the service to exit.
base::WaitableEvent exit_signal_;
friend class base::NoDestructor<ServiceMain>;
} // namespace elevation_service