´´½¨SvcHost.exe µ÷ÓõķþÎñÔ­ÀíÓëʵ¼ù(8)

/*
used to install by rundll32.exe
Platform SDK: Tools - Rundll32
The Run DLL utility (Rundll32.exe) included in Windows enables you to call functions exported from a 32-bit DLL. These functions must have the following syntax:
*/
void CALLBACK RundllInstallA(
£HWND hwnd,££££// handle to owner window
£HINSTANCE hinst,£// instance handle for the DLL
£char *param,££££// string the DLL will parse
£int nCmdShow£££// show state
)
{
££InstallService(param);
}


int UninstallService(char *name)
{
££int rc = 0;
££SC_HANDLE schService;
££SC_HANDLE hscm;

££ __try{
££hscm = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS);
££if (hscm == NULL)
££{
££££OutputString("OpenSCManager() error %d", rc = GetLastError() );
££££return rc;
££}

££ char *svcname = DEFAULT_SERVICE;
££if(name && name[0]) svcname = name;

££ schService = OpenService(hscm, svcname, DELETE);
££if (schService == NULL)
££{
££££OutputString("OpenService(%s) error %d", svcname, rc = GetLastError() );
££££return rc;
££}

££ if (!DeleteService(schService) )
££{
££££OutputString("OpenService(%s) error %d", svcname, rc = GetLastError() );
££££return rc;
££}

££ OutputString("DeleteService(%s) SUCCESS.", svcname);
££}__except(1)
££{
££££OutputString("Exception Catched 0x%X", GetExceptionCode());
££}

££ CloseServiceHandle(schService);
££CloseServiceHandle(hscm);
££return rc;
}

/*
used to uninstall by rundll32.exe
Platform SDK: Tools - Rundll32
The Run DLL utility (Rundll32.exe) included in Windows enables you to call functions exported from a 32-bit DLL. These functions must have the following syntax:
*/
void CALLBACK RundllUninstallA(
£HWND hwnd,££££// handle to owner window
£HINSTANCE hinst,£// instance handle for the DLL
£char *param,££££// string the DLL will parse
£int nCmdShow£££// show state
)
{
££UninstallService(param);
}

//output the debug infor into log file & DbgPrint
void OutputString( char *lpFmt, ... )
{
££char buff[1024];
££va_list££arglist;
££va_start( arglist, lpFmt );
££_vsnprintf( buff, sizeof buff, lpFmt, arglist );
££va_end( arglist );

££ DWORD len;
££HANDLE herr = GetStdHandle(STD_OUTPUT_HANDLE);
££if(herr != INVALID_HANDLE_value)
££{
££££WriteFile(herr, buff, strlen(buff), &len, NULL);
££££WriteFile(herr, "\r\n", 2, &len, NULL);
££}else
££{
££££FILE *fp = fopen("SvcHost.DLL.log", "a");
££££if(fp)
££££{
££££££char date[20], time[20];
££££££fprintf(fp, "%s %s - %s\n", _strdate(date), _strtime(time), buff);
££££££if(!stderr) fclose(fp);
££££}
££}

££ OutputDebugString(buff);
}