/* * Copyright (c) 1988-2002 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that: (1) source code distributions * retain the above copyright notice and this paragraph in its entirety, (2) * distributions including binary code include the above copyright notice and * this paragraph in its entirety in the documentation or other materials * provided with the distribution, and (3) all advertising materials mentioning * features or use of this software display the following acknowledgement: * ``This product includes software developed by the University of California, * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of * the University nor the names of its contributors may be used to endorse * or promote products derived from this software without specific prior * written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef tcpdump_interface_h #define tcpdump_interface_h #ifdef HAVE_OS_PROTO_H #include "os-proto.h" #endif /* snprintf et al */ #include #if HAVE_STDINT_H #include #endif #if !defined(HAVE_SNPRINTF) int snprintf(char *, size_t, const char *, ...) #ifdef __ATTRIBUTE___FORMAT_OK __attribute__((format(printf, 3, 4))) #endif /* __ATTRIBUTE___FORMAT_OK */ ; #endif /* !defined(HAVE_SNPRINTF) */ #if !defined(HAVE_VSNPRINTF) int vsnprintf(char *, size_t, const char *, va_list) #ifdef __ATTRIBUTE___FORMAT_OK __attribute__((format(printf, 3, 0))) #endif /* __ATTRIBUTE___FORMAT_OK */ ; #endif /* !defined(HAVE_VSNPRINTF) */ #ifndef HAVE_STRLCAT extern size_t strlcat(char *, const char *, size_t); #endif #ifndef HAVE_STRLCPY extern size_t strlcpy(char *, const char *, size_t); #endif #ifndef HAVE_STRDUP extern char *strdup(const char *); #endif #ifndef HAVE_STRSEP extern char *strsep(char **, const char *); #endif #define PT_VAT 1 /* Visual Audio Tool */ #define PT_WB 2 /* distributed White Board */ #define PT_RPC 3 /* Remote Procedure Call */ #define PT_RTP 4 /* Real-Time Applications protocol */ #define PT_RTCP 5 /* Real-Time Applications control protocol */ #define PT_SNMP 6 /* Simple Network Management Protocol */ #define PT_CNFP 7 /* Cisco NetFlow protocol */ #define PT_TFTP 8 /* trivial file transfer protocol */ #define PT_AODV 9 /* Ad-hoc On-demand Distance Vector Protocol */ #define PT_CARP 10 /* Common Address Redundancy Protocol */ #define PT_RADIUS 11 /* RADIUS authentication Protocol */ #define PT_ZMTP1 12 /* ZeroMQ Message Transport Protocol 1.0 */ #define PT_VXLAN 13 /* Virtual eXtensible Local Area Network */ #define PT_PGM 14 /* [UDP-encapsulated] Pragmatic General Multicast */ #define PT_PGM_ZMTP1 15 /* ZMTP/1.0 inside PGM (native or UDP-encapsulated) */ #define PT_LMP 16 /* Link Management Protocol */ #define ESRC(ep) ((ep)->ether_shost) #define EDST(ep) ((ep)->ether_dhost) #ifndef NTOHL #define NTOHL(x) (x) = ntohl(x) #define NTOHS(x) (x) = ntohs(x) #define HTONL(x) (x) = htonl(x) #define HTONS(x) (x) = htons(x) #endif #endif extern char *program_name; /* used to generate self-identifying messages */ extern int32_t thiszone; /* seconds offset from gmt to local time */ /* * True if "l" bytes of "var" were captured. * * The "snapend - (l) <= snapend" checks to make sure "l" isn't so large * that "snapend - (l)" underflows. * * The check is for <= rather than < because "l" might be 0. */ #define TTEST2(var, l) (snapend - (l) <= snapend && \ (const u_char *)&(var) <= snapend - (l)) /* True if "var" was captured */ #define TTEST(var) TTEST2(var, sizeof(var)) /* Bail if "l" bytes of "var" were not captured */ #define TCHECK2(var, l) if (!TTEST2(var, l)) goto trunc /* Bail if "var" was not captured */ #define TCHECK(var) TCHECK2(var, sizeof(var)) extern void ts_print(const struct timeval *); extern void relts_print(int); extern int fn_print(const u_char *, const u_char *); extern int fn_printn(const u_char *, u_int, const u_char *); extern int fn_printzp(const u_char *, u_int, const u_char *); extern int mask2plen(u_int32_t); extern const char *tok2strary_internal(const char **, int, const char *, int); #define tok2strary(a,f,i) tok2strary_internal(a, sizeof(a)/sizeof(a[0]),f,i) extern const char *dnaddr_string(u_short); extern void error(const char *, ...) __attribute__((noreturn)) #ifdef __ATTRIBUTE___FORMAT_OK __attribute__((format (printf, 1, 2))) #endif /* __ATTRIBUTE___FORMAT_OK */ ; extern void warning(const char *, ...) #ifdef __ATTRIBUTE___FORMAT_OK __attribute__((format (printf, 1, 2))) #endif /* __ATTRIBUTE___FORMAT_OK */ ; extern char *read_infile(char *); extern char *copy_argv(char **); extern const char *isonsap_string(const u_char *, register u_int); extern const char *protoid_string(const u_char *); extern const char *ipxsap_string(u_short); extern const char *dnname_string(u_short); extern const char *dnnum_string(u_short); /* checksum routines */ extern void init_checksum(void); extern u_int16_t verify_crc10_cksum(u_int16_t, const u_char *, int); extern u_int16_t create_osi_cksum(const u_int8_t *, int, int); /* The printer routines. */ #include extern void ascii_print(const u_char *, u_int); extern void decnet_print(const u_char *, u_int, u_int); extern void default_print(const u_char *, u_int); extern char *q922_string(const u_char *); extern void ospf_print(const u_char *, u_int, const u_char *); extern void rsvp_print(const u_char *, u_int); extern void lldp_print(const u_char *, u_int); extern u_int ppp_print(register const u_char *, u_int); extern u_int ppp_if_print(const struct pcap_pkthdr *, const u_char *); extern u_int ppp_hdlc_if_print(const struct pcap_pkthdr *, const u_char *); extern u_int ppp_bsdos_if_print(const struct pcap_pkthdr *, const u_char *); extern void tcp_print(const u_char *, u_int, const u_char *, int); extern void timed_print(const u_char *); extern void netbeui_print(u_short, const u_char *, int); extern void ipx_netbios_print(const u_char *, u_int); extern void nbt_tcp_print(const u_char *, int); extern void nbt_udp137_print(const u_char *, int); extern void nbt_udp138_print(const u_char *, int); extern void smb_tcp_print(const u_char *, int); extern char *smb_errstr(int, int); extern const char *nt_errstr(u_int32_t); extern void print_data(const unsigned char *, int); #ifdef INET6 extern void babel_print(const u_char *, u_int); extern int mask62plen(const u_char *); #endif /*INET6*/ struct cksum_vec { const u_int8_t *ptr; int len; }; extern u_int16_t in_cksum(const struct cksum_vec *, int); extern u_int16_t in_cksum_shouldbe(u_int16_t, u_int16_t); #ifndef HAVE_BPF_DUMP struct bpf_program; extern void bpf_dump(const struct bpf_program *, int); #endif #include "netdissect.h" /* forward compatibility */ #ifndef NETDISSECT_REWORKED extern netdissect_options *gndo; #define bflag gndo->ndo_bflag #define eflag gndo->ndo_eflag #define fflag gndo->ndo_fflag #define jflag gndo->ndo_jflag #define Kflag gndo->ndo_Kflag #define nflag gndo->ndo_nflag #define Nflag gndo->ndo_Nflag #define Oflag gndo->ndo_Oflag #define pflag gndo->ndo_pflag #define qflag gndo->ndo_qflag #define Rflag gndo->ndo_Rflag #define sflag gndo->ndo_sflag #define Sflag gndo->ndo_Sflag #define tflag gndo->ndo_tflag #define Uflag gndo->ndo_Uflag #define uflag gndo->ndo_uflag #define vflag gndo->ndo_vflag #define xflag gndo->ndo_xflag #define Xflag gndo->ndo_Xflag #define Cflag gndo->ndo_Cflag #define Gflag gndo->ndo_Gflag #define Aflag gndo->ndo_Aflag #define Bflag gndo->ndo_Bflag #define Iflag gndo->ndo_Iflag #define suppress_default_print gndo->ndo_suppress_default_print #define packettype gndo->ndo_packettype #define sigsecret gndo->ndo_sigsecret #define Wflag gndo->ndo_Wflag #define WflagChars gndo->ndo_WflagChars #define Cflag_count gndo->ndo_Cflag_count #define Gflag_count gndo->ndo_Gflag_count #define Gflag_time gndo->ndo_Gflag_time #define Hflag gndo->ndo_Hflag #define snaplen gndo->ndo_snaplen #define snapend gndo->ndo_snapend #endif