.\" 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_GETERR 3PCAP "15 January 2016"
|
.SH NAME
|
pcap_geterr, pcap_perror \- get or print libpcap error message text
|
.SH SYNOPSIS
|
.nf
|
.ft B
|
#include <pcap/pcap.h>
|
.ft
|
.LP
|
.ft B
|
char *pcap_geterr(pcap_t *p);
|
void pcap_perror(pcap_t *p, const char *prefix);
|
.ft
|
.fi
|
.SH DESCRIPTION
|
.B pcap_geterr()
|
returns the error text pertaining to the last pcap library error.
|
.BR NOTE :
|
the pointer it returns will no longer point to a valid error message
|
string after the
|
.B pcap_t
|
passed to it is closed; you must use or copy the string before closing
|
the
|
.BR pcap_t .
|
.PP
|
.B pcap_perror()
|
prints the text of the last pcap library error on
|
.BR stderr ,
|
prefixed by
|
.IR prefix .
|
.SH SEE ALSO
|
pcap(3PCAP)
|
