xref: /netbsd-src/external/bsd/tcpdump/dist/interface.h (revision 26ba0b503b498a5194a71ac319838b7f5497f3fe)
1 /*	$NetBSD: interface.h,v 1.10 2024/09/02 16:15:30 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 1988-2002
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 
24 #ifndef tcpdump_interface_h
25 #define tcpdump_interface_h
26 
27 #ifdef HAVE_OS_PROTO_H
28 #include "os-proto.h"
29 #endif
30 
31 #include "funcattrs.h"
32 
33 #include <stdarg.h>
34 
35 #if HAVE_STDINT_H
36 #include <stdint.h>
37 #endif
38 
39 #ifndef HAVE_STRLCAT
40 extern size_t strlcat(char *, const char *, size_t);
41 #endif
42 #ifndef HAVE_STRLCPY
43 extern size_t strlcpy(char *, const char *, size_t);
44 #endif
45 
46 #ifndef HAVE_STRDUP
47 extern char *strdup(const char *);
48 #endif
49 
50 #ifndef HAVE_STRSEP
51 extern char *strsep(char **, const char *);
52 #endif
53 
54 #endif
55 
56 extern char *program_name;	/* used to generate self-identifying messages */
57 
58 #include <pcap.h>
59 
60 #ifndef HAVE_BPF_DUMP
61 struct bpf_program;
62 #endif
63 
64 /*
65  * With Capsicum bpf_dump() may be not declared even if HAVE_BPF_DUMP is set.
66  */
67 #if !defined(HAVE_BPF_DUMP) || \
68     (defined(HAVE_BPF_DUMP) && defined(HAVE_CAPSICUM) && !defined(bpf_dump))
69 extern void bpf_dump(const struct bpf_program *, int);
70 
71 #endif
72