xref: /netbsd-src/external/bsd/tcpdump/dist/interface.h (revision 7330f729ccf0bd976a06f95fad452fe774fc7fd1)
1 /*	$NetBSD: interface.h,v 1.8 2017/02/05 04:05:05 spz 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 /* snprintf et al */
32 
33 #include <stdarg.h>
34 
35 #if HAVE_STDINT_H
36 #include <stdint.h>
37 #endif
38 
39 #if !defined(HAVE_SNPRINTF)
40 int snprintf(char *, size_t, const char *, ...)
41 #ifdef __ATTRIBUTE___FORMAT_OK
42      __attribute__((format(printf, 3, 4)))
43 #endif /* __ATTRIBUTE___FORMAT_OK */
44      ;
45 #endif /* !defined(HAVE_SNPRINTF) */
46 
47 #if !defined(HAVE_VSNPRINTF)
48 int vsnprintf(char *, size_t, const char *, va_list)
49 #ifdef __ATTRIBUTE___FORMAT_OK
50      __attribute__((format(printf, 3, 0)))
51 #endif /* __ATTRIBUTE___FORMAT_OK */
52      ;
53 #endif /* !defined(HAVE_VSNPRINTF) */
54 
55 #ifndef HAVE_STRLCAT
56 extern size_t strlcat(char *, const char *, size_t);
57 #endif
58 #ifndef HAVE_STRLCPY
59 extern size_t strlcpy(char *, const char *, size_t);
60 #endif
61 
62 #ifndef HAVE_STRDUP
63 extern char *strdup(const char *);
64 #endif
65 
66 #ifndef HAVE_STRSEP
67 extern char *strsep(char **, const char *);
68 #endif
69 
70 #endif
71 
72 extern char *program_name;	/* used to generate self-identifying messages */
73 
74 #include <pcap.h>
75 
76 #ifndef HAVE_BPF_DUMP
77 struct bpf_program;
78 
79 extern void bpf_dump(const struct bpf_program *, int);
80 
81 #endif
82