Man page of PCAP_LOOKUPNET
Section: Misc. Reference Manual Pages (3PCAP)
Updated: 25 July 2018
Return to Main Contents
This man page documents libpcap version 1.9.1.
Your system may have a different version installed, possibly with some
local modifications. To achieve the best results, please make sure this
version of this man page suits your needs. If necessary, try to look for
a different version on this web site or in the man pages available in your
pcap_lookupnet - find the IPv4 network number and netmask for a device
int pcap_lookupnet(const char *device, bpf_u_int32 *netp,
bpf_u_int32 *maskp, char *errbuf);
is used to determine the IPv4 network number and mask
associated with the network device
returns 0 on success and
on failure. If
is filled in with an appropriate error message.
is assumed to be able to hold at least
This document was created by
using the manual pages from "The Tcpdump Group" git repositories.
Time: 10:40:21 GMT, October 05, 2021
[Valid HTML 4.01]