xref: /netbsd-src/external/bsd/libpcap/dist/pcap-null.c (revision b7b7574d3bf8eeb51a1fa3977b59142ec6434a55)
1 /*	$NetBSD: pcap-null.c,v 1.1.1.4 2013/12/31 16:57:24 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 1994, 1995, 1996
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that: (1) source code distributions
9  * retain the above copyright notice and this paragraph in its entirety, (2)
10  * distributions including binary code include the above copyright notice and
11  * this paragraph in its entirety in the documentation or other materials
12  * provided with the distribution, and (3) all advertising materials mentioning
13  * features or use of this software display the following acknowledgement:
14  * ``This product includes software developed by the University of California,
15  * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
16  * the University nor the names of its contributors may be used to endorse
17  * or promote products derived from this software without specific prior
18  * written permission.
19  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
20  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
21  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
22  */
23 #ifndef lint
24 static const char rcsid[] _U_ =
25     "@(#) Header: /tcpdump/master/libpcap/pcap-null.c,v 1.22 2008-04-04 19:37:45 guy Exp  (LBL)";
26 #endif
27 
28 #ifdef HAVE_CONFIG_H
29 #include "config.h"
30 #endif
31 
32 #include <sys/param.h>			/* optionally get BSD define */
33 
34 #include <string.h>
35 
36 #ifdef HAVE_OS_PROTO_H
37 #include "os-proto.h"
38 #endif
39 
40 #include "pcap-int.h"
41 
42 static char nosup[] = "live packet capture not supported on this system";
43 
44 pcap_t *
45 pcap_create_interface(const char *device, char *ebuf)
46 {
47 	(void)strlcpy(ebuf, nosup, PCAP_ERRBUF_SIZE);
48 	return (NULL);
49 }
50 
51 int
52 pcap_platform_finddevs(pcap_if_t **alldevsp, char *errbuf)
53 {
54 	return (0);
55 }
56