Article View: borland.public.cppbuilder.nativeapi
Article #9505how to get the ip address that connects to the internet NOT the local one..
From: Oren Halvani
Date: Tue, 06 Jul 2004 15:32
Date: Tue, 06 Jul 2004 15:32
44 lines
1958 bytes
1958 bytes
hi dear builders,
i'm try to get the ip-address that connects to the internet:
i'm using the following code..
but it gives me 2 ip-adresses: the local address and the address
that connects to the internet...
my question now is how to get ONLY the ip-address that
connects to the internet..?
any suggestions..?
Oren
/*****************************************************/
#include <wininet.h>
#include <winsock.h>
String GetIP(void)
{
AnsiString retVal; WSAData wsaData;
if(!WSAStartup(MAKEWORD(1,1),&wsaData))
{
char ac[80];
if(gethostname(ac,sizeof(ac)) != SOCKET_ERROR)
{
hostent *phe = gethostbyname(ac);
if(phe)
{
in_addr addr;
for(int i = 0; phe->h_addr_list[i] != 0; ++i)
{
CopyMemory(&addr, phe->h_addr_list[i], sizeof(in_addr));
if(i > 0) AppendStr(retVal, "."); AppendStr(retVal, inet_ntoa(addr));
}
}
}
}
WSACleanup(); return retVal;
}
/*****************************************************/
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X-Google-Thread: 10cc67,869e2df9c5cbdd04,start X-Google-Attributes: gid10cc67,public X-Google-Language: ENGLISH,ASCII-7-bit Reply-To: "Oren Halvani" <NoSpam@fdtd.com> From: "Oren Halvani" <NoSpam@fdtd.com> Newsgroups: borland.public.cppbuilder.nativeapi Subject: how to get the ip address that connects to the internet NOT the local one.. Date: Tue, 6 Jul 2004 17:32:18 +0200 Lines: 46 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2600.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 NNTP-Posting-Host: 217.234.95.198 Message-ID: <40eac5cb@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1089127883 217.234.95.198 (6 Jul 2004 08:31:23 -0700) Path: arc1-ca.pugleaf.net!g2news1.google.com!news1.google.com!news.glorb.com!newsfeed00.sul.t-online.de!newsfeed01.sul.t-online.de!t-online.de!newsgroups.borland.com!not-for-mail