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<DIV><FONT face="Courier New">I suggest you to take out of the samples from the
winpcap developer's pack.</FONT></DIV>
<DIV><FONT face="Courier New"></FONT> </DIV>
<DIV><FONT face="Courier New">You are using pcap_lookupdev, which is obsolete
(and on Windows it doesn't have the same semantics of pcap_lookupdev undex
Unix).</FONT></DIV>
<DIV><FONT face="Courier New"></FONT> </DIV>
<DIV><FONT face="Courier New">Please use pcap_findalldevs to get the list of
adapters.</FONT></DIV>
<DIV><FONT face="Courier New"></FONT> </DIV>
<DIV><FONT face="Courier New">Have a nice day</FONT></DIV>
<DIV><FONT face="Courier New">GV</FONT></DIV>
<DIV> </DIV>
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<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B>
<A title=essence_z@hotmail.com href="mailto:essence_z@hotmail.com">Ziara .</A>
</DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A title=winpcap-users@winpcap.org
href="mailto:winpcap-users@winpcap.org">winpcap</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Tuesday, November 27, 2007 1:49
PM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> [Winpcap-users] Trying a
example</DIV>
<DIV><BR></DIV>Hi! I'm trying other example in Builder c++, someone can tell
me why this code doesn't work? what is it wrong?<BR> <BR>int main(int
argc, char **argv)<BR>{<BR>char *net; // direccion de red<BR>char *mask; //
mascara de subred<BR>char *dev; // nombre del dispositivo de red<BR>int ret;
// codigo de retorno<BR>char errbuf[PCAP_ERRBUF_SIZE]; // buffer para mensajes
de error<BR>bpf_u_int32 netp; // direcion de red en modo raw<BR>bpf_u_int32
maskp; // mascara de red en modo raw<BR>struct in_addr addr;<BR>if ((dev =
pcap_lookupdev(errbuf))== NULL) //conseguimos la primera interfaz
libre<BR>{<BR> printf("ERROR
%s\n",errbuf);<BR>
exit(-1);<BR>}<BR>printf("Nombre del dispositivo: %s\n",dev); //mostramos el
nombre del dispositivo<BR>if ((ret =
pcap_lookupnet(dev,&netp,&maskp,errbuf))==-1) //consultamos las
direccion de red y las
mascara<BR>{<BR> printf("ERROR
%s\n",errbuf);<BR>
exit(-1);<BR>}<BR>addr.s_addr = netp; //Traducimos la direccion de red a algo
legible<BR>if ((net =
inet_ntoa(addr))==NULL)<BR>{<BR>
perror("inet_ntoa");<BR>
exit(-1);<BR>}<BR>printf("Direccion de Red: %s\n",net);<BR>addr.s_addr =
maskp; //Idem para la mascara de subred<BR>mask = inet_ntoa(addr);<BR>if
((net=inet_ntoa(addr))==NULL)<BR>{<BR>
perror("inet_ntoa");<BR>
exit(-1);<BR>}<BR>printf("Mascara de Red: %s\n",mask);<BR>return
0;<BR>}<BR> <BR>when and build and run the .exe, only
appear:<BR> <BR>Nombre del dispostivo: /<BR>Direccion de Red:
0.0.0.0<BR>Mascara de Red: 0.0.0.0<BR> <BR>thanks<BR><BR>
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