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pcap_lookupnet.3pcap
Langue: en
Version: 5 April 2008 (debian - 07/07/09)
Section: 3 (Bibliothèques de fonctions)
NAME
pcap_lookupnet - find the IPv4 network number and netmask for a deviceSYNOPSIS
#include <pcap/pcap.h> char errbuf[PCAP_ERRBUF_SIZE]; int pcap_lookupnet(const char *device, bpf_u_int32 *netp,
bpf_u_int32 *maskp, char *errbuf);
DESCRIPTION
pcap_lookupnet() is used to determine the IPv4 network number and mask associated with the network device device. Both netp and maskp are bpf_u_int32 pointers.RETURN VALUE
pcap_lookupnet() returns 0 on success and -1 on failure. If -1 is returned, errbuf is filled in with an appropriate error message. errbuf is assumed to be able to hold at least PCAP_ERRBUF_SIZE chars.SEE ALSO
pcap(3PCAP)Contenus ©2006-2024 Benjamin Poulain
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