barrier/lib/arch/CArchAppUtilWindows.cpp

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/*
* synergy -- mouse and keyboard sharing utility
* Copyright (C) 2002 Chris Schoeneman
*
* This package is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* found in the file COPYING that should have accompanied this file.
*
* This package is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "CArchAppUtilWindows.h"
#include "Version.h"
#include "CLog.h"
#include "XArchWindows.h"
#include "CArchMiscWindows.h"
#include "CApp.h"
#include "LogOutputters.h"
#include "CMSWindowsScreen.h"
#include <sstream>
#include <iostream>
#include <conio.h>
CArchAppUtilWindows::CArchAppUtilWindows()
{
}
CArchAppUtilWindows::~CArchAppUtilWindows()
{
}
bool
CArchAppUtilWindows::parseArg(const int& argc, const char* const* argv, int& i)
{
if (app().isArg(i, argc, argv, NULL, "--service")) {
const char* action = argv[++i];
if (_stricmp(action, "install") == 0) {
installService();
}
else if (_stricmp(action, "uninstall") == 0) {
uninstallService();
}
else if (_stricmp(action, "start") == 0) {
startService();
}
else if (_stricmp(action, "stop") == 0) {
stopService();
}
else {
LOG((CLOG_ERR "unknown service action: %s", action));
app().m_bye(kExitArgs);
}
app().m_bye(kExitSuccess);
}
else {
// option not supported here
return false;
}
return true;
}
void
CArchAppUtilWindows::adoptApp(CApp* app)
{
app->m_bye = &exitPause;
CArchAppUtil::adoptApp(app);
}
CString
CArchAppUtilWindows::getServiceArgs() const
{
std::stringstream argBuf;
for (int i = 1; i < __argc; i++) {
const char* arg = __argv[i];
// ignore service setup args
if (_stricmp(arg, "--service") == 0) {
// ignore and skip the next arg also (service action)
i++;
}
else {
argBuf << " " << __argv[i];
}
}
return argBuf.str();
}
void
CArchAppUtilWindows::installService()
{
CString args = getServiceArgs();
// get the path of this program
char thisPath[MAX_PATH];
GetModuleFileName(CArchMiscWindows::instanceWin32(), thisPath, MAX_PATH);
ARCH->installDaemon(
app().daemonName(), app().daemonInfo(),
thisPath, args.c_str(), NULL, true);
LOG((CLOG_INFO "service '%s' installed with args: %s",
app().daemonName(), args != "" ? args.c_str() : "none" ));
}
void
CArchAppUtilWindows::uninstallService()
{
ARCH->uninstallDaemon(app().daemonName(), true);
LOG((CLOG_INFO "service '%s' uninstalled", app().daemonName()));
}
void
CArchAppUtilWindows::startService()
{
// open service manager
SC_HANDLE mgr = OpenSCManager(NULL, NULL, GENERIC_READ);
if (mgr == NULL) {
throw XArchDaemonFailed(new XArchEvalWindows());
}
// open the service
SC_HANDLE service = OpenService(
mgr, app().daemonName(), SERVICE_START);
if (service == NULL) {
CloseServiceHandle(mgr);
throw XArchDaemonFailed(new XArchEvalWindows());
}
// start the service
if (StartService(service, 0, NULL)) {
LOG((CLOG_INFO "service '%s' started", app().daemonName()));
}
else {
throw XArchDaemonFailed(new XArchEvalWindows());
}
}
void
CArchAppUtilWindows::stopService()
{
// open service manager
SC_HANDLE mgr = OpenSCManager(NULL, NULL, GENERIC_READ);
if (mgr == NULL) {
throw XArchDaemonFailed(new XArchEvalWindows());
}
// open the service
SC_HANDLE service = OpenService(
mgr, app().daemonName(),
SERVICE_STOP | SERVICE_QUERY_STATUS);
if (service == NULL) {
CloseServiceHandle(mgr);
throw XArchDaemonFailed(new XArchEvalWindows());
}
// ask the service to stop, asynchronously
SERVICE_STATUS ss;
if (!ControlService(service, SERVICE_CONTROL_STOP, &ss)) {
DWORD dwErrCode = GetLastError();
if (dwErrCode != ERROR_SERVICE_NOT_ACTIVE) {
LOG((CLOG_ERR "cannot stop service '%s'", app().daemonName()));
throw XArchDaemonFailed(new XArchEvalWindows());
}
}
LOG((CLOG_INFO "service '%s' stopping asyncronously", app().daemonName()));
}
void
exitPause(int code)
{
CString name;
CArchMiscWindows::getParentProcessName(name);
// if the user did not launch from the command prompt (i.e. it was launched
// by double clicking, or through a debugger), allow user to read any error
// messages (instead of the window closing automatically).
if (name != "cmd.exe") {
std::cout << std::endl << "Press any key to exit..." << std::endl;
int c = _getch();
}
exit(code);
}
static
int
mainLoopStatic()
{
return CArchAppUtil::instance().app().mainLoop();
}
int
CArchAppUtilWindows::daemonNTMainLoop(int argc, const char** argv)
{
app().parseArgs(argc, argv);
app().argsBase().m_backend = false;
app().loadConfig();
return CArchMiscWindows::runDaemon(mainLoopStatic);
}
void
CArchAppUtilWindows::byeThrow(int x)
{
CArchMiscWindows::daemonFailed(x);
}
int daemonNTMainLoopStatic(int argc, const char** argv)
{
return CArchAppUtil::instance().app().daemonMainLoop(argc, argv);
}
int
CArchAppUtilWindows::daemonNTStartup(int, char**)
{
CSystemLogger sysLogger(app().daemonName(), false);
app().m_bye = &byeThrow;
return ARCH->daemonize(app().daemonName(), daemonNTMainLoopStatic);
}
static
int
daemonNTStartupStatic(int argc, char** argv)
{
return CArchAppUtilWindows::instance().daemonNTStartup(argc, argv);
}
static
int
foregroundStartupStatic(int argc, char** argv)
{
return CArchAppUtil::instance().app().foregroundStartup(argc, argv);
}
int
CArchAppUtilWindows::run(int argc, char** argv, CreateTaskBarReceiverFunc createTaskBarReceiver)
{
// record window instance for tray icon, etc
CArchMiscWindows::setInstanceWin32(GetModuleHandle(NULL));
CMSWindowsScreen::init(CArchMiscWindows::instanceWin32());
CThread::getCurrentThread().setPriority(-14);
StartupFunc startup;
if (CArchMiscWindows::wasLaunchedAsService()) {
startup = &daemonNTStartupStatic;
} else {
startup = &foregroundStartupStatic;
app().argsBase().m_daemon = false;
}
return app().runInner(argc, argv, NULL, startup, createTaskBarReceiver);
}
CArchAppUtilWindows&
CArchAppUtilWindows::instance()
{
return (CArchAppUtilWindows&)CArchAppUtil::instance();
}