/*
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);
}