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gerrit-public.fairphone.software / platform / external / tcpdump / 2949f58a438f6fd85f66a8b7ed4708042cde4b37 / . / interface.h
blob: 49ba87d257114522d519ade01be58fd11f6fc1f2 [file] [log] [blame]
The Android Open Source Project2949f582009-03-03 19:30:46 -0800[diff] [blame^]1/*
2 * Copyright (c) 1988-2002
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 * @(#) $Header: /tcpdump/master/tcpdump/interface.h,v 1.244.2.21 2007/03/28 07:45:46 hannes Exp $ (LBL)
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#ifndef HAVE___ATTRIBUTE__
32#define __attribute__(x)
33#endif
34
35/* snprintf et al */
36
37#include <stdarg.h>
38
39#if HAVE_STDINT_H
40#include <stdint.h>
41#endif
42
43#if !defined(HAVE_SNPRINTF)
44int snprintf(char *, size_t, const char *, ...)
45 __attribute__((format(printf, 3, 4)));
46#endif
47
48#if !defined(HAVE_VSNPRINTF)
49int vsnprintf(char *, size_t, const char *, va_list)
50 __attribute__((format(printf, 3, 0)));
51#endif
52
53#ifndef HAVE_STRLCAT
54extern size_t strlcat(char *, const char *, size_t);
55#endif
56#ifndef HAVE_STRLCPY
57extern size_t strlcpy(char *, const char *, size_t);
58#endif
59
60#ifndef HAVE_STRDUP
61extern char *strdup(const char *);
62#endif
63
64#ifndef HAVE_STRSEP
65extern char *strsep(char **, const char *);
66#endif
67
68#define PT_VAT 1 /* Visual Audio Tool */
69#define PT_WB 2 /* distributed White Board */
70#define PT_RPC 3 /* Remote Procedure Call */
71#define PT_RTP 4 /* Real-Time Applications protocol */
72#define PT_RTCP 5 /* Real-Time Applications control protocol */
73#define PT_SNMP 6 /* Simple Network Management Protocol */
74#define PT_CNFP 7 /* Cisco NetFlow protocol */
75#define PT_TFTP 8 /* trivial file transfer protocol */
76#define PT_AODV 9 /* Ad-hoc On-demand Distance Vector Protocol */
77
78#ifndef min
79#define min(a,b) ((a)>(b)?(b):(a))
80#endif
81#ifndef max
82#define max(a,b) ((b)>(a)?(b):(a))
83#endif
84
85/*
86 * The default snapshot length. This value allows most printers to print
87 * useful information while keeping the amount of unwanted data down.
88 */
89#ifndef INET6
90#define DEFAULT_SNAPLEN 68 /* ether + IPv4 + TCP + 14 */
91#else
92#define DEFAULT_SNAPLEN 96 /* ether + IPv6 + TCP + 22 */
93#endif
94
95#ifndef BIG_ENDIAN
96#define BIG_ENDIAN 4321
97#define LITTLE_ENDIAN 1234
98#endif
99
100#define ESRC(ep) ((ep)->ether_shost)
101#define EDST(ep) ((ep)->ether_dhost)
102
103#ifndef NTOHL
104#define NTOHL(x) (x) = ntohl(x)
105#define NTOHS(x) (x) = ntohs(x)
106#define HTONL(x) (x) = htonl(x)
107#define HTONS(x) (x) = htons(x)
108#endif
109#endif
110
111#ifndef MIN
112#define MIN(a,b) ((a)<(b)?(a):(b))
113#endif
114
115extern char *program_name; /* used to generate self-identifying messages */
116
117extern int32_t thiszone; /* seconds offset from gmt to local time */
118
119/*
120 * True if "l" bytes of "var" were captured.
121 *
122 * The "snapend - (l) <= snapend" checks to make sure "l" isn't so large
123 * that "snapend - (l)" underflows.
124 *
125 * The check is for <= rather than < because "l" might be 0.
126 */
127#define TTEST2(var, l) (snapend - (l) <= snapend && \
128 (const u_char *)&(var) <= snapend - (l))
129
130/* True if "var" was captured */
131#define TTEST(var) TTEST2(var, sizeof(var))
132
133/* Bail if "l" bytes of "var" were not captured */
134#define TCHECK2(var, l) if (!TTEST2(var, l)) goto trunc
135
136/* Bail if "var" was not captured */
137#define TCHECK(var) TCHECK2(var, sizeof(var))
138
139extern void ts_print(const struct timeval *);
140extern void relts_print(int);
141
142extern int fn_print(const u_char *, const u_char *);
143extern int fn_printn(const u_char *, u_int, const u_char *);
144extern int fn_printzp(const u_char *, u_int, const u_char *);
145extern int mask2plen(u_int32_t);
146extern const char *tok2strary_internal(const char **, int, const char *, int);
147#define tok2strary(a,f,i) tok2strary_internal(a, sizeof(a)/sizeof(a[0]),f,i)
148
149extern const char *dnaddr_string(u_short);
150
151extern void error(const char *, ...)
152 __attribute__((noreturn, format (printf, 1, 2)));
153extern void warning(const char *, ...) __attribute__ ((format (printf, 1, 2)));
154
155extern char *read_infile(char *);
156extern char *copy_argv(char **);
157
158extern void safeputchar(int);
159extern void safeputs(const char *, int);
160
161extern const char *isonsap_string(const u_char *, register u_int);
162extern const char *protoid_string(const u_char *);
163extern const char *ipxsap_string(u_short);
164extern const char *dnname_string(u_short);
165extern const char *dnnum_string(u_short);
166
167/* The printer routines. */
168
169#include <pcap.h>
170
171extern int print_unknown_data(const u_char *, const char *,int);
172extern void ascii_print(const u_char *, u_int);
173extern void hex_and_ascii_print_with_offset(const char *, const u_char *,
174 u_int, u_int);
175extern void hex_and_ascii_print(const char *, const u_char *, u_int);
176extern void hex_print_with_offset(const char *, const u_char *, u_int, u_int);
177extern void hex_print(const char *, const u_char *, u_int);
178extern void telnet_print(const u_char *, u_int);
179extern int ether_encap_print(u_short, const u_char *, u_int, u_int, u_short *);
180extern int llc_print(const u_char *, u_int, u_int, const u_char *,
181 const u_char *, u_short *);
182extern int snap_print(const u_char *, u_int, u_int, u_short *, u_int);
183extern void aarp_print(const u_char *, u_int);
184extern void aodv_print(const u_char *, u_int, int);
185extern void atalk_print(const u_char *, u_int);
186extern void atm_print(u_int, u_int, u_int, const u_char *, u_int, u_int);
187extern u_int atm_if_print(const struct pcap_pkthdr *, const u_char *);
188extern u_int sunatm_if_print(const struct pcap_pkthdr *, const u_char *);
189extern int oam_print(const u_char *, u_int, u_int);
190extern void bootp_print(const u_char *, u_int);
191extern void bgp_print(const u_char *, int);
192extern void beep_print(const u_char *, u_int);
193extern void cnfp_print(const u_char *, const u_char *);
194extern void decnet_print(const u_char *, u_int, u_int);
195extern void default_print(const u_char *, u_int);
196extern void dvmrp_print(const u_char *, u_int);
197extern void egp_print(const u_char *, u_int);
198extern u_int enc_if_print(const struct pcap_pkthdr *, const u_char *);
199extern u_int pflog_if_print(const struct pcap_pkthdr *, const u_char *);
200extern u_int arcnet_if_print(const struct pcap_pkthdr *, const u_char *);
201extern u_int arcnet_linux_if_print(const struct pcap_pkthdr *, const u_char *);
202extern void ether_print(const u_char *, u_int, u_int);
203extern u_int ether_if_print(const struct pcap_pkthdr *, const u_char *);
204extern u_int token_print(const u_char *, u_int, u_int);
205extern u_int token_if_print(const struct pcap_pkthdr *, const u_char *);
206extern void fddi_print(const u_char *, u_int, u_int);
207extern u_int fddi_if_print(const struct pcap_pkthdr *, const u_char *);
208extern u_int fr_if_print(const struct pcap_pkthdr *, const u_char *);
209extern u_int mfr_if_print(const struct pcap_pkthdr *, const u_char *);
210extern u_int fr_print(register const u_char *, u_int);
211extern u_int mfr_print(register const u_char *, u_int);
212extern u_int ieee802_11_if_print(const struct pcap_pkthdr *, const u_char *);
213extern u_int ieee802_11_radio_if_print(const struct pcap_pkthdr *,
214 const u_char *);
215extern u_int ap1394_if_print(const struct pcap_pkthdr *, const u_char *);
216extern void gre_print(const u_char *, u_int);
217extern void icmp_print(const u_char *, u_int, const u_char *, int);
218extern void igmp_print(const u_char *, u_int);
219extern void igrp_print(const u_char *, u_int, const u_char *);
220extern void ipN_print(const u_char *, u_int);
221extern u_int ipfc_if_print(const struct pcap_pkthdr *, const u_char *);
222extern void ipx_print(const u_char *, u_int);
223extern void isoclns_print(const u_char *, u_int, u_int);
224extern void krb_print(const u_char *);
225extern u_int llap_print(const u_char *, u_int);
226extern u_int ltalk_if_print(const struct pcap_pkthdr *, const u_char *);
227extern void msdp_print(const unsigned char *, u_int);
228extern void nfsreply_print(const u_char *, u_int, const u_char *);
229extern void nfsreq_print(const u_char *, u_int, const u_char *);
230extern void ns_print(const u_char *, u_int, int);
231extern void ntp_print(const u_char *, u_int);
232extern u_int null_if_print(const struct pcap_pkthdr *, const u_char *);
233extern void ospf_print(const u_char *, u_int, const u_char *);
234extern void olsr_print (const u_char *, u_int);
235extern void pimv1_print(const u_char *, u_int);
236extern void cisco_autorp_print(const u_char *, u_int);
237extern void rsvp_print(const u_char *, u_int);
238extern void ldp_print(const u_char *, u_int);
239extern void lmp_print(const u_char *, u_int);
240extern void lspping_print(const u_char *, u_int);
241extern void eigrp_print(const u_char *, u_int);
242extern void mobile_print(const u_char *, u_int);
243extern void pim_print(const u_char *, u_int);
244extern u_int pppoe_print(const u_char *, u_int);
245extern u_int ppp_print(register const u_char *, u_int);
246extern u_int ppp_if_print(const struct pcap_pkthdr *, const u_char *);
247extern u_int ppp_hdlc_if_print(const struct pcap_pkthdr *, const u_char *);
248extern u_int ppp_bsdos_if_print(const struct pcap_pkthdr *, const u_char *);
249extern u_int pppoe_if_print(const struct pcap_pkthdr *, const u_char *);
250extern u_int prism_if_print(const struct pcap_pkthdr *, const u_char *);
251extern void q933_print(const u_char *, u_int);
252extern int vjc_print(register const char *, u_short);
253extern u_int raw_if_print(const struct pcap_pkthdr *, const u_char *);
254extern void rip_print(const u_char *, u_int);
255extern u_int sl_if_print(const struct pcap_pkthdr *, const u_char *);
256extern void lane_print(const u_char *, u_int, u_int);
257extern u_int lane_if_print(const struct pcap_pkthdr *, const u_char *);
258extern u_int cip_if_print(const struct pcap_pkthdr *, const u_char *);
259extern u_int sl_bsdos_if_print(const struct pcap_pkthdr *, const u_char *);
260extern u_int chdlc_if_print(const struct pcap_pkthdr *, const u_char *);
261extern u_int chdlc_print(register const u_char *, u_int);
262extern u_int juniper_atm1_print(const struct pcap_pkthdr *, const u_char *);
263extern u_int juniper_atm2_print(const struct pcap_pkthdr *, const u_char *);
264extern u_int juniper_mfr_print(const struct pcap_pkthdr *, register const u_char *);
265extern u_int juniper_mlfr_print(const struct pcap_pkthdr *, const u_char *);
266extern u_int juniper_mlppp_print(const struct pcap_pkthdr *, const u_char *);
267extern u_int juniper_pppoe_print(const struct pcap_pkthdr *, const u_char *);
268extern u_int juniper_pppoe_atm_print(const struct pcap_pkthdr *, const u_char *);
269extern u_int juniper_ggsn_print(const struct pcap_pkthdr *, const u_char *);
270extern u_int juniper_es_print(const struct pcap_pkthdr *, const u_char *);
271extern u_int juniper_monitor_print(const struct pcap_pkthdr *, const u_char *);
272extern u_int juniper_services_print(const struct pcap_pkthdr *, const u_char *);
273extern u_int juniper_ether_print(const struct pcap_pkthdr *, const u_char *);
274extern u_int juniper_ppp_print(const struct pcap_pkthdr *, const u_char *);
275extern u_int juniper_frelay_print(const struct pcap_pkthdr *, const u_char *);
276extern u_int juniper_chdlc_print(const struct pcap_pkthdr *, const u_char *);
277extern u_int sll_if_print(const struct pcap_pkthdr *, const u_char *);
278extern void snmp_print(const u_char *, u_int);
279extern void sunrpcrequest_print(const u_char *, u_int, const u_char *);
280extern u_int symantec_if_print(const struct pcap_pkthdr *, const u_char *);
281extern void tcp_print(const u_char *, u_int, const u_char *, int);
282extern void tftp_print(const u_char *, u_int);
283extern void timed_print(const u_char *);
284extern void udp_print(const u_char *, u_int, const u_char *, int);
285extern void wb_print(const void *, u_int);
286extern int ah_print(register const u_char *);
287extern int ipcomp_print(register const u_char *, int *);
288extern void rx_print(register const u_char *, int, int, int, u_char *);
289extern void netbeui_print(u_short, const u_char *, int);
290extern void ipx_netbios_print(const u_char *, u_int);
291extern void nbt_tcp_print(const u_char *, int);
292extern void nbt_udp137_print(const u_char *, int);
293extern void nbt_udp138_print(const u_char *, int);
294extern char *smb_errstr(int, int);
295extern const char *nt_errstr(u_int32_t);
296extern void print_data(const unsigned char *, int);
297extern void l2tp_print(const u_char *, u_int);
298extern void vrrp_print(const u_char *, u_int, int);
299extern void slow_print(const u_char *, u_int);
300extern void pgm_print(const u_char *, u_int, const u_char *);
301extern void cdp_print(const u_char *, u_int, u_int);
302extern void stp_print(const u_char *, u_int);
303extern void radius_print(const u_char *, u_int);
304extern void lwres_print(const u_char *, u_int);
305extern void pptp_print(const u_char *);
306extern void dccp_print(const u_char *, const u_char *, u_int);
307extern void sctp_print(const u_char *, const u_char *, u_int);
308extern void mpls_print(const u_char *, u_int);
309extern void mpls_lsp_ping_print(const u_char *, u_int);
310extern void zephyr_print(const u_char *, int);
311extern void hsrp_print(const u_char *, u_int);
312extern void bfd_print(const u_char *, u_int, u_int);
313extern void sip_print(const u_char *, u_int);
314extern void syslog_print(const u_char *, u_int);
315
316#ifdef INET6
317extern void ip6_print(const u_char *, u_int);
318extern void ip6_opt_print(const u_char *, int);
319extern int hbhopt_print(const u_char *);
320extern int dstopt_print(const u_char *);
321extern int frag6_print(const u_char *, const u_char *);
322extern int mobility_print(const u_char *, const u_char *);
323extern void icmp6_print(const u_char *, u_int, const u_char *, int);
324extern void ripng_print(const u_char *, unsigned int);
325extern int rt6_print(const u_char *, const u_char *);
326extern void ospf6_print(const u_char *, u_int);
327extern void dhcp6_print(const u_char *, u_int);
328#endif /*INET6*/
329extern u_short in_cksum(const u_short *, register u_int, int);
330extern u_int16_t in_cksum_shouldbe(u_int16_t, u_int16_t);
331
332#ifndef HAVE_BPF_DUMP
333struct bpf_program;
334
335extern void bpf_dump(struct bpf_program *, int);
336
337#endif
338
339#include "netdissect.h"
340
341/* forward compatibility */
342
343extern netdissect_options *gndo;
344
345#define eflag gndo->ndo_eflag
346#define fflag gndo->ndo_fflag
347#define nflag gndo->ndo_nflag
348#define Nflag gndo->ndo_Nflag
349#define Oflag gndo->ndo_Oflag
350#define pflag gndo->ndo_pflag
351#define qflag gndo->ndo_qflag
352#define Rflag gndo->ndo_Rflag
353#define sflag gndo->ndo_sflag
354#define Sflag gndo->ndo_Sflag
355#define tflag gndo->ndo_tflag
356#define Uflag gndo->ndo_Uflag
357#define uflag gndo->ndo_uflag
358#define vflag gndo->ndo_vflag
359#define xflag gndo->ndo_xflag
360#define Xflag gndo->ndo_Xflag
361#define Cflag gndo->ndo_Cflag
362#define Aflag gndo->ndo_Aflag
363#define suppress_default_print gndo->ndo_suppress_default_print
364#define packettype gndo->ndo_packettype
365#define tcpmd5secret gndo->ndo_tcpmd5secret
366#define Wflag gndo->ndo_Wflag
367#define WflagChars gndo->ndo_WflagChars
368#define Cflag_count gndo->ndo_Cflag_count
369#define snaplen gndo->ndo_snaplen
370#define snapend gndo->ndo_snapend
371