PCAP_SET_DATALINK(3PCAP) PCAP_SET_DATALINK(3PCAP)
NAME
pcap_set_datalink - set the link-layer header type to be used by a cap-
ture 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 PCAP_ERROR on failure. If
PCAP_ERROR is returned, pcap_geterr(3PCAP) or pcap_perror(3PCAP) may be
called with p as an argument to fetch or display the error text.
SEE ALSO
pcap(3PCAP), pcap_datalink_name_to_val(3PCAP)
25 July 2018 PCAP_SET_DATALINK(3PCAP)
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