PCAP_SET_DATALINK(3PCAP)                            PCAP_SET_DATALINK(3PCAP)

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 -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         top

       pcap(3PCAP), pcap_geterr(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 
       ⟨⟩.  If you have a bug report for this manual
       page, see ⟨⟩.  This page was obtained
       from the project's upstream Git repository
       ⟨⟩ on 2018-04-30.
       (At that time, the date of the most recent commit that was found in
       the repository was 2018-04-30.)  If you discover any rendering prob‐
       lems in this HTML version of the page, or you believe there is a bet‐
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       or improvements to the information in this COLOPHON (which is not
       part of the original manual page), send a mail to

                               3 January 2014       PCAP_SET_DATALINK(3PCAP)