setip.cpp

Wince utilitity to change ip address of dm9

// SetIP.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include "SetIP.h"
#include <windows.h>
#include <commctrl.h>

#ifdef _DEBUG
#define new DEBUG_NEW
#endif

// The one and only application object

CWinApp theApp;

using namespace std;

int _tmain(int argc, TCHAR* argv[], TCHAR* envp[])
{
	int nRetCode = 0;

	// initialize MFC and print and error on failure
	if (!AfxWinInit(::GetModuleHandle(NULL), NULL, ::GetCommandLine(), 0))
	{
		// TODO: change error code to suit your needs
		_tprintf(_T("Fatal Error: MFC initialization failed\n"));
		nRetCode = 1;
	}
	else
	{
		// TODO: code your application's behavior here.
		CString scmd;
		CString sIpaddress;
		CString sNetmask;
		DWORD dw;
		LONG rv;
		HKEY key;
		if(argc <3)
		{
			_tprintf(_T("Usage:SetIP Interface IPAddress Subnetmask\n"));
			return 0;
		}
		if(argc ==3)
			sNetmask=TEXT("255.255.0.0");
		else
			sNetmask=argv[3];
		sIpaddress=argv[2];
		_tprintf(_T("Set IP address for %s with %s Subnetmask %s\n"),argv[1],sIpaddress,sNetmask);

		rv=RegCreateKeyEx(HKEY_LOCAL_MACHINE, TEXT("Comm\\DM9CE1\\Parms\\TcpIp"), 0,0,0,
				KEY_ALL_ACCESS, NULL, &key, NULL);
		if(rv!=ERROR_SUCCESS)
			_tprintf(_T("RegCreateKeyEx %d\n"),GetLastError());

		dw=0;
		rv=RegSetValueEx(key, TEXT("EnableDHCP"), 0, REG_DWORD, (BYTE *)&dw, sizeof(dw));
		if(rv!=ERROR_SUCCESS)
			_tprintf(_T("RegSetValueEx EnableDHCP %d\n"),GetLastError());
		rv=RegSetValueEx(key, TEXT("IpAddress"), 0, REG_SZ, (BYTE *)sIpaddress.AllocSysString(), sIpaddress.GetLength()*2);
		if(rv!=ERROR_SUCCESS)
			_tprintf(_T("RegSetValueEx IpAddress %d\n"),GetLastError());
		rv=RegSetValueEx(key, TEXT("Subnetmask"), 0, REG_SZ, (BYTE *)sNetmask.AllocSysString(), sNetmask.GetLength()*2);
		if(rv!=ERROR_SUCCESS)
			_tprintf(_T("RegSetValueEx Subnetmask %d\n"),GetLastError());
		RegCloseKey(key);
		scmd.Format(TEXT("adapter rebind %s"),argv[1]);
		CreateProcess(TEXT("\\Windows\\ndisconfig.exe"),scmd, NULL, NULL, FALSE,	0, NULL, NULL, NULL, NULL);
		_tprintf(_T("\\Windows\\ndisconfig.exe %s,%d\n"),scmd ,GetLastError());
	}

	return nRetCode;
}