8bdc5a6251
Also, the changes made in r272451 and r272653 that were lost in the merge of 4.6.2 (r276788) have been restored. PR: 199568 Differential Revision: https://reviews.freebsd.org/D3007 Reviewed by: brooks, hiren Approved by: jmallett (mentor) MFC after: 1 month
230 lines
7.2 KiB
C
230 lines
7.2 KiB
C
/*
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* Copyright (c) 1988-2002
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that: (1) source code distributions
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* retain the above copyright notice and this paragraph in its entirety, (2)
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* distributions including binary code include the above copyright notice and
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* this paragraph in its entirety in the documentation or other materials
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* provided with the distribution, and (3) all advertising materials mentioning
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* features or use of this software display the following acknowledgement:
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* ``This product includes software developed by the University of California,
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* Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
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* the University nor the names of its contributors may be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#ifndef tcpdump_interface_h
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#define tcpdump_interface_h
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#ifdef HAVE_OS_PROTO_H
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#include "os-proto.h"
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#endif
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/* snprintf et al */
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#include <stdarg.h>
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#if HAVE_STDINT_H
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#include <stdint.h>
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#endif
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#if !defined(HAVE_SNPRINTF)
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int snprintf(char *, size_t, const char *, ...)
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#ifdef __ATTRIBUTE___FORMAT_OK
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__attribute__((format(printf, 3, 4)))
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#endif /* __ATTRIBUTE___FORMAT_OK */
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;
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#endif /* !defined(HAVE_SNPRINTF) */
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#if !defined(HAVE_VSNPRINTF)
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int vsnprintf(char *, size_t, const char *, va_list)
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#ifdef __ATTRIBUTE___FORMAT_OK
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__attribute__((format(printf, 3, 0)))
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#endif /* __ATTRIBUTE___FORMAT_OK */
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;
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#endif /* !defined(HAVE_VSNPRINTF) */
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#ifndef HAVE_STRLCAT
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extern size_t strlcat(char *, const char *, size_t);
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#endif
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#ifndef HAVE_STRLCPY
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extern size_t strlcpy(char *, const char *, size_t);
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#endif
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#ifndef HAVE_STRDUP
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extern char *strdup(const char *);
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#endif
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#ifndef HAVE_STRSEP
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extern char *strsep(char **, const char *);
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#endif
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#define PT_VAT 1 /* Visual Audio Tool */
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#define PT_WB 2 /* distributed White Board */
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#define PT_RPC 3 /* Remote Procedure Call */
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#define PT_RTP 4 /* Real-Time Applications protocol */
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#define PT_RTCP 5 /* Real-Time Applications control protocol */
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#define PT_SNMP 6 /* Simple Network Management Protocol */
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#define PT_CNFP 7 /* Cisco NetFlow protocol */
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#define PT_TFTP 8 /* trivial file transfer protocol */
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#define PT_AODV 9 /* Ad-hoc On-demand Distance Vector Protocol */
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#define PT_CARP 10 /* Common Address Redundancy Protocol */
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#define PT_RADIUS 11 /* RADIUS authentication Protocol */
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#define PT_ZMTP1 12 /* ZeroMQ Message Transport Protocol 1.0 */
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#define PT_VXLAN 13 /* Virtual eXtensible Local Area Network */
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#define PT_PGM 14 /* [UDP-encapsulated] Pragmatic General Multicast */
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#define PT_PGM_ZMTP1 15 /* ZMTP/1.0 inside PGM (native or UDP-encapsulated) */
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#define PT_LMP 16 /* Link Management Protocol */
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#define ESRC(ep) ((ep)->ether_shost)
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#define EDST(ep) ((ep)->ether_dhost)
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#ifndef NTOHL
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#define NTOHL(x) (x) = ntohl(x)
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#define NTOHS(x) (x) = ntohs(x)
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#define HTONL(x) (x) = htonl(x)
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#define HTONS(x) (x) = htons(x)
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#endif
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#endif
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extern char *program_name; /* used to generate self-identifying messages */
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extern int32_t thiszone; /* seconds offset from gmt to local time */
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/*
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* True if "l" bytes of "var" were captured.
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*
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* The "snapend - (l) <= snapend" checks to make sure "l" isn't so large
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* that "snapend - (l)" underflows.
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*
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* The check is for <= rather than < because "l" might be 0.
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*
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* We cast the pointers to uintptr_t to make sure that the compiler
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* doesn't optimize away any of these tests (which it is allowed to
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* do, as adding an integer to, or subtracting an integer from, a
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* pointer assumes that the pointer is a pointer to an element of an
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* array and that the result of the addition or subtraction yields a
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* pointer to another member of the array, so that, for example, if
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* you subtract a positive integer from a pointer, the result is
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* guaranteed to be less than the original pointer value). See
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*
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* http://www.kb.cert.org/vuls/id/162289
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*/
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#define TTEST2(var, l) \
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((uintptr_t)snapend - (l) <= (uintptr_t)snapend && \
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(uintptr_t)&(var) <= (uintptr_t)snapend - (l))
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/* True if "var" was captured */
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#define TTEST(var) TTEST2(var, sizeof(var))
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/* Bail if "l" bytes of "var" were not captured */
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#define TCHECK2(var, l) if (!TTEST2(var, l)) goto trunc
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/* Bail if "var" was not captured */
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#define TCHECK(var) TCHECK2(var, sizeof(var))
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extern int mask2plen(uint32_t);
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extern const char *tok2strary_internal(const char **, int, const char *, int);
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#define tok2strary(a,f,i) tok2strary_internal(a, sizeof(a)/sizeof(a[0]),f,i)
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extern void error(const char *, ...)
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__attribute__((noreturn))
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#ifdef __ATTRIBUTE___FORMAT_OK
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__attribute__((format (printf, 1, 2)))
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#endif /* __ATTRIBUTE___FORMAT_OK */
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;
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extern void warning(const char *, ...)
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#ifdef __ATTRIBUTE___FORMAT_OK
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__attribute__((format (printf, 1, 2)))
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#endif /* __ATTRIBUTE___FORMAT_OK */
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;
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extern char *read_infile(char *);
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extern char *copy_argv(char **);
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extern const char *dnname_string(u_short);
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extern const char *dnnum_string(u_short);
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/* checksum routines */
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extern void init_checksum(void);
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extern uint16_t verify_crc10_cksum(uint16_t, const u_char *, int);
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extern uint16_t create_osi_cksum(const uint8_t *, int, int);
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/* The printer routines. */
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#include <pcap.h>
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extern char *smb_errstr(int, int);
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extern const char *nt_errstr(uint32_t);
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#ifdef INET6
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extern int mask62plen(const u_char *);
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#endif /*INET6*/
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struct cksum_vec {
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const uint8_t *ptr;
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int len;
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};
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extern uint16_t in_cksum(const struct cksum_vec *, int);
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extern uint16_t in_cksum_shouldbe(uint16_t, uint16_t);
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#ifndef HAVE_BPF_DUMP
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struct bpf_program;
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extern void bpf_dump(const struct bpf_program *, int);
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#endif
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#include "netdissect.h"
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/* forward compatibility */
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#ifndef NETDISSECT_REWORKED
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extern netdissect_options *gndo;
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#define bflag gndo->ndo_bflag
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#define eflag gndo->ndo_eflag
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#define fflag gndo->ndo_fflag
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#define jflag gndo->ndo_jflag
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#define Kflag gndo->ndo_Kflag
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#define nflag gndo->ndo_nflag
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#define Nflag gndo->ndo_Nflag
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#define Oflag gndo->ndo_Oflag
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#define pflag gndo->ndo_pflag
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#define qflag gndo->ndo_qflag
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#define Rflag gndo->ndo_Rflag
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#define sflag gndo->ndo_sflag
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#define Sflag gndo->ndo_Sflag
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#define tflag gndo->ndo_tflag
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#define Uflag gndo->ndo_Uflag
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#define uflag gndo->ndo_uflag
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#define vflag gndo->ndo_vflag
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#define xflag gndo->ndo_xflag
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#define Xflag gndo->ndo_Xflag
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#define Cflag gndo->ndo_Cflag
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#define Gflag gndo->ndo_Gflag
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#define Aflag gndo->ndo_Aflag
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#define Bflag gndo->ndo_Bflag
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#define Iflag gndo->ndo_Iflag
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#define suppress_default_print gndo->ndo_suppress_default_print
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#define packettype gndo->ndo_packettype
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#define sigsecret gndo->ndo_sigsecret
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#define Wflag gndo->ndo_Wflag
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#define WflagChars gndo->ndo_WflagChars
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#define Cflag_count gndo->ndo_Cflag_count
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#define Gflag_count gndo->ndo_Gflag_count
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#define Gflag_time gndo->ndo_Gflag_time
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#define Hflag gndo->ndo_Hflag
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#define snaplen gndo->ndo_snaplen
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#define snapend gndo->ndo_snapend
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extern void default_print(const u_char *, u_int);
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#endif
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