pcap_set_datalink(3pcap) — Linux manual page



NAME         top

       pcap_set_datalink - set the link-layer header type to be used by
       a capture device

SYNOPSIS         top

       #include <pcap/pcap.h>

       int pcap_set_datalink(pcap_t *p, int dlt);

DESCRIPTION         top

       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         top

       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         top

       pcap(3PCAP), pcap_datalink_name_to_val(3PCAP)

COLOPHON         top

       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 2021-08-27.
       (At that time, the date of the most recent commit that was found
       in the repository was 2021-08-17.)  If you discover any rendering
       problems in this HTML version of the page, or you believe there
       is a better or more up-to-date source for the page, or you have
       corrections or improvements to the information in this COLOPHON
       (which is not part of the original manual page), send a mail to

                              25 July 2018      PCAP_SET_DATALINK(3PCAP)