PCAP_LOOKUPDEV

Section: Misc. Reference Manual Pages (3PCAP)
Updated: 3 January 2014
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NAME

pcap_lookupdev - find the default device on which to capture  

SYNOPSIS

#include <pcap/pcap.h>

char errbuf[PCAP_ERRBUF_SIZE];

char *pcap_lookupdev(char *errbuf);

 

DESCRIPTION

pcap_lookupdev() returns a pointer to a string giving the name of a network device suitable for use with pcap_create() and pcap_activate(), or with pcap_open_live(), and with pcap_lookupnet(). If there is an error, NULL is returned and 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), pcap_create(3PCAP), pcap_activate(3PCAP), pcap_open_live(3PCAP), pcap_lookupnet(3PCAP)

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Index

NAME

SYNOPSIS

DESCRIPTION

SEE ALSO