libpcap-98.40.1

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+.\" Copyright (c) 1994, 1996, 1997
+.\"	The Regents of the University of California.  All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that: (1) source code distributions
+.\" retain the above copyright notice and this paragraph in its entirety, (2)
+.\" distributions including binary code include the above copyright notice and
+.\" this paragraph in its entirety in the documentation or other materials
+.\" provided with the distribution, and (3) all advertising materials mentioning
+.\" features or use of this software display the following acknowledgement:
+.\" ``This product includes software developed by the University of California,
+.\" Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
+.\" the University nor the names of its contributors may 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_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
+.B pcap_is_swapped()
+returns true (1) 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
+(0).
+.PP
+It must not be called on a pcap descriptor created by
+.B \%pcap_create(3PCAP)
+that has not yet been activated by
+.BR \%pcap_activate(3PCAP) .
+.SH RETURN VALUE
+.B pcap_is_swapped()
+returns true (1) or false (0) on success and
+.B PCAP_ERROR_NOT_ACTIVATED
+if called on a capture handle that has been created but not activated.
+.SH SEE ALSO
+pcap(3PCAP)