public void Open(string name)
{
byte[] err = new byte[256];
fixed(byte *pErr = &err[0])
{
handle = LibPcap.pcap_open(name, 68, 0, 0, null, pErr);
if (handle == null)
{
throw new LibPcapException(Encoding.ASCII.GetString(err));
}
}
}
public Packet Next()
{
pcap_pkthdr *header = null;
byte * data = null;
int result = LibPcap.pcap_next_ex(handle, ref header, ref data);
if (result == 1)
{
return(new Packet(ref *header, data));
}
else if (result == 0)
{
return(null);
}
else if (result == -2)
{
throw new EndOfStreamException();
}
else
{
throw new LibPcapException("error");
}
}
public void Close()
{
LibPcap.pcap_close(handle);
}
