freebsd-src/contrib/libpcap/pcap_is_swapped.3pcap
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) 1994, 1996, 1997
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.TH PCAP_IS_SWAPPED 3PCAP "7 April 2014"
.SH NAME
pcap_is_swapped \- find out whether a savefile has the native byte order
.SH SYNOPSIS
.nf
.ft B
#include <pcap/pcap.h>
.ft
.LP
.ft B
int pcap_is_swapped(pcap_t *p);
.ft
.fi
.SH DESCRIPTION
.BR pcap_is_swapped ()
returns true (\fB1\fP) if
.I p
refers to a ``savefile'' that uses a different byte order
than the current system. For a live capture, it always returns false
(\fB0\fP).
.PP
It must not be called on a pcap descriptor created by
.BR \%pcap_create (3PCAP)
that has not yet been activated by
.BR \%pcap_activate (3PCAP).
.SH RETURN VALUE
.BR pcap_is_swapped ()
returns true (\fB1\fP) or false (\fB0\fP) on success and
.B PCAP_ERROR_NOT_ACTIVATED
if called on a capture handle that has been created but not activated.
.SH SEE ALSO
.BR pcap (3PCAP)