freebsd-src/contrib/libpcap/pcap_get_tstamp_precision.3pcap.in
Joseph Mingrone 6f9cba8f8b
libpcap: Update to 1.10.3
Local changes:

- In contrib/libpcap/pcap/bpf.h, do not include pcap/dlt.h.  Our system
  net/dlt.h is pulled in from net/bpf.h.
- sys/net/dlt.h: Incorporate changes from libpcap 1.10.3.
- lib/libpcap/Makefile: Update for libpcap 1.10.3.

Changelog:	https://git.tcpdump.org/libpcap/blob/95691ebe7564afa3faa5c6ba0dbd17e351be455a:/CHANGES
Reviewed by:	emaste
Obtained from:	https://www.tcpdump.org/release/libpcap-1.10.3.tar.gz
Sponsored by:	The FreeBSD Foundation
2023-03-31 16:02:22 -03:00

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.\"Copyright (c) 2013, Michal Sekletar
.\"All rights reserved.
.\"
.\"Redistribution and use in source and binary forms, with or without
.\"modification, are permitted provided that the following conditions
.\"are met:
.\"
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in
.\" the documentation and/or other materials provided with the
.\" distribution.
.\" 3. The names of the authors may not be used to endorse or promote
.\" products derived from this software without specific prior
.\" written permission.
.\"
.\"THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
.\"IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
.\"WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
.TH PCAP_GET_TSTAMP_PRECISION 3PCAP "23 August 2018"
.SH NAME
pcap_get_tstamp_precision \- get the time stamp precision returned in
captures
.SH SYNOPSIS
.nf
.ft B
#include <pcap/pcap.h>
.ft
.LP
.ft B
int pcap_get_tstamp_precision(pcap_t *p);
.ft
.fi
.SH DESCRIPTION
.BR pcap_get_tstamp_precision ()
returns the precision of the time stamp returned in packet captures on the pcap
descriptor.
.SH RETURN VALUE
.BR pcap_get_tstamp_precision ()
returns
.B PCAP_TSTAMP_PRECISION_MICRO
or
.BR PCAP_TSTAMP_PRECISION_NANO ,
which indicates
that pcap captures contains time stamps in microseconds or nanoseconds
respectively.
.SH BACKWARD COMPATIBILITY
This function became available in libpcap release 1.5.1. In previous
releases, time stamps from a capture device or savefile are always given
in seconds and microseconds.
.SH SEE ALSO
.BR pcap (3PCAP),
.BR pcap_set_tstamp_precision (3PCAP),
.BR \%pcap-tstamp (@MAN_MISC_INFO@)