pcap_set_datalink(3pcap) — Linux manual page
PCAP_SET_DATALINK(3PCAP) PCAP_SET_DATALINK(3PCAP)
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,
PCAP_ERROR_NOT_ACTIVATED if called on a capture handle that has
been created but not activated, or PCAP_ERROR on other errors. 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)
COLOPHON
This page is part of the libpcap (packet capture library)
project. Information about the project can be found at
⟨http://www.tcpdump.org/⟩. If you have a bug report for this
manual page, see ⟨http://www.tcpdump.org/#patches⟩. This page
was obtained from the project's upstream Git repository
⟨https://github.com/the-tcpdump-group/libpcap.git⟩ on 2024-06-14.
(At that time, the date of the most recent commit that was found
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