1 .\" @(#) $Header: /tcpdump/master/libpcap/pcap_geterr.3pcap,v 1.1.2.3 2008-04-06 03:21:56 guy Exp $
3 .\" Copyright (c) 1994, 1996, 1997
4 .\" The Regents of the University of California. All rights reserved.
6 .\" Redistribution and use in source and binary forms, with or without
7 .\" modification, are permitted provided that: (1) source code distributions
8 .\" retain the above copyright notice and this paragraph in its entirety, (2)
9 .\" distributions including binary code include the above copyright notice and
10 .\" this paragraph in its entirety in the documentation or other materials
11 .\" provided with the distribution, and (3) all advertising materials mentioning
12 .\" features or use of this software display the following acknowledgement:
13 .\" ``This product includes software developed by the University of California,
14 .\" Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
15 .\" the University nor the names of its contributors may be used to endorse
16 .\" or promote products derived from this software without specific prior
17 .\" written permission.
18 .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
19 .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
20 .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
22 .TH PCAP_GETERR 3PCAP "5 April 2008"
24 pcap_geterr, pcap_perror \- get or print libpcap error message text
28 #include <pcap/pcap.h>
32 char *pcap_geterr(pcap_t *p);
33 void pcap_perror(pcap_t *p, char *prefix);
38 returns the error text pertaining to the last pcap library error.
40 the pointer it returns will no longer point to a valid error message
43 passed to it is closed; you must use or copy the string before closing
48 prints the text of the last pcap library error on