NAME¶
pcap_set_datalink - set the link-layer header type to be used by a capture
device
SYNOPSIS¶
#include <pcap/pcap.h>
int pcap_set_datalink(pcap_t *p, int dlt);
DESCRIPTION¶
pcap_set_datalink() is used to set the current link-layer header type of
the pcap descriptor to the type specified by
dlt.
RETURN VALUE¶
pcap_set_datalink() returns 0 on success and -1 on failure. If -1 is
returned,
pcap_geterr() or
pcap_perror() may be called with
p as an argument to fetch or display the error text.
SEE ALSO¶
pcap(3PCAP), pcap_geterr(3PCAP), pcap_datalink_name_to_val(3PCAP)