xref: /freebsd/contrib/libpcap/pcap-null.c (revision 595e514d0df2bac5b813d35f83e32875dbf16a83)
1 /*
2  * Copyright (c) 1994, 1995, 1996
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that: (1) source code distributions
7  * retain the above copyright notice and this paragraph in its entirety, (2)
8  * distributions including binary code include the above copyright notice and
9  * this paragraph in its entirety in the documentation or other materials
10  * provided with the distribution, and (3) all advertising materials mentioning
11  * features or use of this software display the following acknowledgement:
12  * ``This product includes software developed by the University of California,
13  * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
14  * the University nor the names of its contributors may be used to endorse
15  * or promote products derived from this software without specific prior
16  * written permission.
17  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
18  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
20  */
21 #ifndef lint
22 static const char rcsid[] _U_ =
23     "@(#) $Header: /tcpdump/master/libpcap/pcap-null.c,v 1.22 2008-04-04 19:37:45 guy Exp $ (LBL)";
24 #endif
25 
26 #ifdef HAVE_CONFIG_H
27 #include "config.h"
28 #endif
29 
30 #include <sys/param.h>			/* optionally get BSD define */
31 
32 #include <string.h>
33 
34 #ifdef HAVE_OS_PROTO_H
35 #include "os-proto.h"
36 #endif
37 
38 #include "pcap-int.h"
39 
40 static char nosup[] = "live packet capture not supported on this system";
41 
42 pcap_t *
43 pcap_create_interface(const char *device, char *ebuf)
44 {
45 	(void)strlcpy(ebuf, nosup, PCAP_ERRBUF_SIZE);
46 	return (NULL);
47 }
48 
49 int
50 pcap_platform_finddevs(pcap_if_t **alldevsp, char *errbuf)
51 {
52 	return (0);
53 }
54