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How to get IP address?

Scheduled Pinned Locked Moved C / C++ / MFC
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  • J Offline
    J Offline
    J5121982
    wrote on last edited by
    #1

    To get ip address i have this code. Do any one know any simple method to get current IP?

    CString CSignIn::GetIP()
    {
    CString strIp;

    //Init winsock
    WSADATA wsaData;
    int nErrorCode = WSAStartup(MAKEWORD(1,1), &wsaData);
    if (nErrorCode != 0) {
    	//Cannot initialize winsock
    	return \_T("");
    }
    
    char strHostName\[81\];
    if (gethostname(strHostName, 80)==0)
    {
    	hostent \*pHost = gethostbyname(strHostName);
    	if (pHost->h\_addrtype == AF\_INET)
    	{
    		in\_addr \*\*ppip=(in\_addr\*\*)pHost->h\_addr\_list; 
    		
    		//Enumarate all addresses
    		while (\*ppip) 
    		{
    			in\_addr ip=\*\*ppip;
    			strIp = CString(inet\_ntoa(ip));
    			ppip++; 
    			if (strIp!=\_T("")) {
    				break;
    			}
    		}
    	}
    }
    
    return strIp;
    

    }
    {/PRE>

    JAYARAJ

    H 1 Reply Last reply
    0
    • J J5121982

      To get ip address i have this code. Do any one know any simple method to get current IP?

      CString CSignIn::GetIP()
      {
      CString strIp;

      //Init winsock
      WSADATA wsaData;
      int nErrorCode = WSAStartup(MAKEWORD(1,1), &wsaData);
      if (nErrorCode != 0) {
      	//Cannot initialize winsock
      	return \_T("");
      }
      
      char strHostName\[81\];
      if (gethostname(strHostName, 80)==0)
      {
      	hostent \*pHost = gethostbyname(strHostName);
      	if (pHost->h\_addrtype == AF\_INET)
      	{
      		in\_addr \*\*ppip=(in\_addr\*\*)pHost->h\_addr\_list; 
      		
      		//Enumarate all addresses
      		while (\*ppip) 
      		{
      			in\_addr ip=\*\*ppip;
      			strIp = CString(inet\_ntoa(ip));
      			ppip++; 
      			if (strIp!=\_T("")) {
      				break;
      			}
      		}
      	}
      }
      
      return strIp;
      

      }
      {/PRE>

      JAYARAJ

      H Offline
      H Offline
      Hamid Taebi
      wrote on last edited by
      #2

      Hi J5121982, maybe it is some helpful to you http://www.codeproject.com/internet/my_ip_-_v2.asp[^]

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