关于编写win32服务程序，

<pre name="code" class="cpp">// Win32Sys.cpp : 定义控制台应用程序的入口点。//#include "stdafx.h"#include <stdlib.h>#include <string>#define IDS_APPNAME     "AAAb"   //应用程序名  #define IDS_SERVICENAME "AAAb"   //服务名称  #define IDS_SERVICEDESC "AAAb DOS synchronize service"   //服务描述 void InstallService();  //安装服务  void UnInstallService();    //删除服务  void WINAPI ServiceMain_DNetTime(DWORD dwArgc,LPTSTR *lpArgv);  //服务处理主函数,注册服务  void WINAPI ServiceCtrlHandle(DWORD dwCtrlCode);    //服务控制,注册服务时用  void LogEvent(WORD wType,LPCTSTR lpszText); //事件记录  LPCTSTR GetErrMsg(DWORD dwCode);  BOOL ServiceControl(DWORD dwControlID);  BOOL ServiceStart();  void DNetTimeSrvProc(); //服务执行体,写想要做的事  SERVICE_STATUS g_ServiceStatus; //记录服务状态  SERVICE_STATUS_HANDLE g_hServiceStatus; //注册服务时返回值,服务控制时用  BOOL g_bService;    //用一个标记,退出执行体.可以换成事件int _tmain(int argc, _TCHAR* argv[]){if(argc == 2 && (*(argv[1]) == '-' || *(argv[1]) == '/'))  {  if(strcmp(argv[1]+1,"Install") == 0)  {  InstallService();}  else if(stricmp(argv[1]+1,"UnInstall") == 0)  {  UnInstallService();  }  else if(stricmp(argv[1]+1,"Start") == 0)  {  ServiceStart();  }  else  {  goto Dispatch;  //如果这里不跳转,在启动时会提示1053,无法启动;也可以把参数这一节另外写一个程序  }  return 0;  }  Dispatch:  SERVICE_TABLE_ENTRY ste[] =  {  {TEXT(IDS_SERVICENAME),ServiceMain_DNetTime}, //服务名，服务处理主函数  {NULL,NULL} //最后必须有一个NULL  };  if(!StartServiceCtrlDispatcher(ste)) //服务事件分派  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  return -1;  }  return 0;  }void InstallService()  {  char szPath[255] = {0};  GetModuleFileName(NULL,szPath,255);  SC_HANDLE hSCM = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);  if(hSCM == NULL)  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  return;  }  SC_HANDLE hService = CreateService(hSCM,TEXT(IDS_SERVICENAME),TEXT(IDS_SERVICENAME),  SERVICE_ALL_ACCESS,SERVICE_WIN32_OWN_PROCESS,  SERVICE_AUTO_START,SERVICE_ERROR_NORMAL,szPath,  NULL,NULL,NULL,NULL,NULL);  if(hService == NULL)  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  CloseServiceHandle(hSCM);  return;  }  SERVICE_DESCRIPTION sd;  sd.lpDescription = TEXT(IDS_SERVICEDESC);  //添加服务描述信息  ::ChangeServiceConfig2(hService,SERVICE_CONFIG_DESCRIPTION,&sd);  LogEvent(EVENTLOG_INFORMATION_TYPE,TEXT("Install service successed"));  CloseServiceHandle(hService);  CloseServiceHandle(hSCM);  printf("Install service successed!/r/n");  }void UnInstallService()  {  SC_HANDLE hSCM = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);  if(NULL == hSCM)  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  return;  }  SC_HANDLE hService = OpenService(hSCM,TEXT(IDS_SERVICENAME),SERVICE_STOP | DELETE);  if(NULL == hService)  {  printf("Open service error!/r/n");  printf(TEXT(GetErrMsg(GetLastError())));  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  CloseServiceHandle(hSCM);  return;  }  QueryServiceStatus(hService,&g_ServiceStatus);  if(g_ServiceStatus.dwCurrentState == SERVICE_RUNNING)  {  if(!ControlService(hService,SERVICE_CONTROL_STOP,&g_ServiceStatus))  {  printf("control service error!/r/n");  printf(TEXT(GetErrMsg(GetLastError())));  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  CloseServiceHandle(hService);  CloseServiceHandle(hSCM);  return;  }  }  if(!DeleteService(hService))  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  }  else  {  printf("Uninstall successed!/r/n");  }  CloseServiceHandle(hService);  CloseServiceHandle(hSCM);  }void WINAPI ServiceMain_DNetTime(DWORD dwArgc,LPTSTR *lpArgv)  {  g_ServiceStatus.dwCheckPoint = 0;  g_ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE;  g_ServiceStatus.dwCurrentState = SERVICE_START_PENDING;  g_ServiceStatus.dwServiceSpecificExitCode = 0;  g_ServiceStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS;  g_ServiceStatus.dwWaitHint = 0;  g_ServiceStatus.dwWin32ExitCode = 0;  //注册服务  g_hServiceStatus = RegisterServiceCtrlHandler(TEXT(IDS_SERVICENAME),ServiceCtrlHandle);  if(g_hServiceStatus == 0)  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  return;  }  //g_ServiceStatus.dwWaitHint = 3000;  //SetServiceStatus(g_hServiceStatus,&g_ServiceStatus);  g_ServiceStatus.dwWaitHint = 0;  g_ServiceStatus.dwCurrentState = SERVICE_RUNNING;  SetServiceStatus(g_hServiceStatus,&g_ServiceStatus);  g_bService = true;  //if(!ServiceStart()) return;  //服务实现  while (g_bService)  {  DNetTimeSrvProc();  }  }void WINAPI ServiceCtrlHandle(DWORD dwCtrlCode)  {  switch(dwCtrlCode)  {  case SERVICE_CONTROL_CONTINUE:  g_ServiceStatus.dwCurrentState = SERVICE_RUNNING;  break;  case SERVICE_CONTROL_PAUSE:  g_ServiceStatus.dwCurrentState = SERVICE_PAUSED;  break;  case SERVICE_CONTROL_STOP:  g_ServiceStatus.dwCheckPoint = 0;  g_ServiceStatus.dwWaitHint = 0;  g_ServiceStatus.dwWin32ExitCode = 0;  g_bService = false;  g_ServiceStatus.dwCurrentState = SERVICE_STOPPED;  break;  default:  break;  }  ServiceControl(dwCtrlCode); //不要这句也可以  if(!SetServiceStatus(g_hServiceStatus,&g_ServiceStatus))  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  }  }  void DNetTimeSrvProc()  {  HANDLE hFile = CreateFile("test.dat",GENERIC_READ | GENERIC_WRITE,FILE_SHARE_READ,  NULL,OPEN_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);  if(hFile == INVALID_HANDLE_VALUE)  {  LogEvent(EVENTLOG_ERROR_TYPE,GetErrMsg(GetLastError()));  return;  }  SYSTEMTIME st,lt;  GetSystemTime(&st);GetLocalTime(<);char cText[20];  sprintf(cText,"%04d-%02d-%02d %02d:%02d:%02d\n%04d-%02d-%02d %02d:%02d:%02d",st.wYear,st.wMonth,st.wDay,st.wHour,st.wMinute,st.wSecond,lt.wYear,lt.wMonth,lt.wDay,lt.wHour,lt.wMinute,lt.wSecond);DWORD dwSize = 20;  WriteFile(hFile,cText,dwSize,&dwSize,NULL);  CloseHandle(hFile);  Sleep(1000);  _ASSERT(FALSE);}  BOOL ServiceStart()  { //这个功能没用上  SC_HANDLE hSCM = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);  if(NULL == hSCM)  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  return false;  }  SC_HANDLE hService = OpenService(hSCM,TEXT(IDS_SERVICENAME),SERVICE_ALL_ACCESS);  if(NULL == hService)  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  CloseServiceHandle(hSCM);  return false;  }  if(!StartService(hService,0,NULL))  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  return false;  }  LogEvent(EVENTLOG_INFORMATION_TYPE,TEXT("Service Started"));  return true;  }  BOOL ServiceControl(DWORD dwControlID)  {  SC_HANDLE hSCM = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);  if(NULL == hSCM)  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  return false;  }  SC_HANDLE hService = OpenService(hSCM,TEXT(IDS_SERVICENAME),SERVICE_STOP | SERVICE_RUNNING | SERVICE_PAUSED);  if(NULL == hService)  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  CloseServiceHandle(hSCM);  return false;  }  if(!ControlService(hService,dwControlID,&g_ServiceStatus))  {  LogEvent(EVENTLOG_ERROR_TYPE,TEXT(GetErrMsg(GetLastError())));  CloseServiceHandle(hService);  CloseServiceHandle(hSCM);  return false;  }  CloseServiceHandle(hService);  CloseServiceHandle(hSCM);  return true;  }  void LogEvent(WORD wType,LPCTSTR lpszText)  {  HANDLE hLogSouce = RegisterEventSource(NULL,TEXT(IDS_APPNAME));  if(hLogSouce == NULL)  {  return;  }  ReportEvent(hLogSouce,wType,0,GetLastError(),NULL,1,0,&lpszText,NULL);  DeregisterEventSource(hLogSouce);  }  LPCTSTR GetErrMsg(DWORD dwCode)  {  LPVOID lpBuf;  FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,  0,dwCode,MAKELANGID(LANG_NEUTRAL,SUBLANG_DEFAULT),(LPSTR)&lpBuf,0,NULL);  return (LPCTSTR)lpBuf;  }