X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/e240710e258b13ae2519ff817c54d832517a70a4..c39d40a767a1ae36171e5bcbf6f157ff3e80fb6c:/netdissect.h diff --git a/netdissect.h b/netdissect.h index e0a0205d..d9b3f853 100644 --- a/netdissect.h +++ b/netdissect.h @@ -29,32 +29,97 @@ #include "os-proto.h" #endif #include +#include +#include "status-exit-codes.h" +#include "funcattrs.h" /* for PRINTFLIKE_FUNCPTR() */ -#ifndef HAVE___ATTRIBUTE__ -#define __attribute__(x) -#endif +/* + * Data types corresponding to multi-byte integral values within data + * structures. These are defined as arrays of octets, so that they're + * not aligned on their "natural" boundaries, and so that you *must* + * use the EXTRACT_ macros to extract them (which you should be doing + * *anyway*, so as not to assume a particular byte order or alignment + * in your code). + * + * We even want EXTRACT_U_1 used for 8-bit integral values, so we + * define nd_uint8_t and nd_int8_t as arrays as well. + */ +typedef unsigned char nd_uint8_t[1]; +typedef unsigned char nd_uint16_t[2]; +typedef unsigned char nd_uint24_t[3]; +typedef unsigned char nd_uint32_t[4]; +typedef unsigned char nd_uint40_t[5]; +typedef unsigned char nd_uint48_t[6]; +typedef unsigned char nd_uint56_t[7]; +typedef unsigned char nd_uint64_t[8]; + +typedef signed char nd_int8_t[1]; + +/* + * "unsigned char" so that sign extension isn't done on the + * individual bytes while they're being assembled. + */ +typedef unsigned char nd_int32_t[4]; +typedef unsigned char nd_int64_t[8]; + +#define FMAXINT (4294967296.0) /* floating point rep. of MAXINT */ + +/* + * Use this for IPv4 addresses and netmasks. + * + * It's defined as an array of octets, so that it's not guaranteed to + * be aligned on its "natural" boundary (in some packet formats, it + * *isn't* so aligned). We have separate EXTRACT_ calls for them; + * sometimes you want the host-byte-order value, other times you want + * the network-byte-order value. + * + * Don't use EXTRACT_BE_U_4() on them, use EXTRACT_IPV4_TO_HOST_ORDER() + * if you want them in host byte order and EXTRACT_IPV4_TO_NETWORK_ORDER() + * if you want them in network byte order (which you want with system APIs + * that expect network-order IPv4 addresses, such as inet_ntop()). + * + * If, on your little-endian machine (e.g., an "IBM-compatible PC", no matter + * what the OS, or an Intel Mac, no matter what the OS), you get the wrong + * answer, and you've used EXTRACT_BE_U_4(), do *N*O*T* "fix" this by using + * EXTRACT_LE_U_4(), fix it by using EXTRACT_IPV4_TO_NETWORK_ORDER(), + * otherwise you're breaking the result on big-endian machines (e.g., + * most PowerPC/Power ISA machines, System/390 and z/Architecture, SPARC, + * etc.). + * + * Yes, people do this; that's why Wireshark has tvb_get_ipv4(), to extract + * an IPv4 address from a packet data buffer; it was introduced in reaction + * to somebody who *had* done that. + */ +typedef unsigned char nd_ipv4[4]; -/* snprintf et al */ +/* + * Use this for IPv6 addresses and netmasks. + */ +typedef unsigned char nd_ipv6[16]; + +/* + * Use this for MAC addresses. + */ +#define MAC_ADDR_LEN 6U /* length of MAC addresses */ +typedef unsigned char nd_mac_addr[MAC_ADDR_LEN]; + +/* + * Use this for blobs of bytes; make them arrays of nd_byte. + */ +typedef unsigned char nd_byte; + +/* + * Round up x to a multiple of y; y must be a power of 2. + */ +#ifndef roundup2 +#define roundup2(x, y) (((x)+((u_int)((y)-1)))&(~((u_int)((y)-1)))) +#endif #include +#include #include "ip.h" /* struct ip for nextproto4_cksum() */ - -#if !defined(HAVE_SNPRINTF) -int snprintf (char *str, size_t sz, const char *format, ...) -#ifdef __ATTRIBUTE___FORMAT_OK - __attribute__((format (printf, 3, 4))) -#endif /* __ATTRIBUTE___FORMAT_OK */ - ; -#endif /* !defined(HAVE_SNPRINTF) */ - -#if !defined(HAVE_VSNPRINTF) -int vsnprintf (char *str, size_t sz, const char *format, va_list ap) -#ifdef __ATTRIBUTE___FORMAT_OK - __attribute__((format (printf, 3, 0))) -#endif /* __ATTRIBUTE___FORMAT_OK */ - ; -#endif /* !defined(HAVE_SNPRINTF) */ +#include "ip6.h" /* struct ip6 for nextproto6_cksum() */ #ifndef HAVE_STRLCAT extern size_t strlcat (char *, const char *, size_t); @@ -76,116 +141,136 @@ struct tok { const char *s; /* string */ }; -#define TOKBUFSIZE 128 extern const char *tok2strbuf(const struct tok *, const char *, u_int, char *buf, size_t bufsize); /* tok2str is deprecated */ -extern const char *tok2str(const struct tok *, const char *, int); -extern char *bittok2str(const struct tok *, const char *, int); -extern char *bittok2str_nosep(const struct tok *, const char *, int); - +extern const char *tok2str(const struct tok *, const char *, u_int); +extern char *bittok2str(const struct tok *, const char *, u_int); +extern char *bittok2str_nosep(const struct tok *, const char *, u_int); + +/* Initialize netdissect. */ +extern int nd_init(char *, size_t); +/* Clean up netdissect. */ +extern void nd_cleanup(void); + +/* Do we have libsmi support? */ +extern int nd_have_smi_support(void); +/* Load an SMI module. */ +extern int nd_load_smi_module(const char *, char *, size_t); +/* Flag indicating whether an SMI module has been loaded. */ +extern int nd_smi_module_loaded; +/* Version number of the SMI library, or NULL if we don't have libsmi support. */ +extern const char *nd_smi_version_string(void); typedef struct netdissect_options netdissect_options; +#define IF_PRINTER_ARGS (netdissect_options *, const struct pcap_pkthdr *, const u_char *) + +typedef void (*if_printer) IF_PRINTER_ARGS; + +/* + * In case the data in a buffer needs to be processed by being decrypted, + * decompressed, etc. before it's dissected, we can't process it in place, + * we have to allocate a new buffer for the processed data. + * + * We keep a stack of those buffers; when we allocate a new buffer, we + * push the current one onto a stack, and when we're done with the new + * buffer, we free the current buffer and pop the previous one off the + * stack. + * + * A buffer has a beginnning and end pointer, and a link to the previous + * buffer on the stack. + * + * In other cases, we temporarily adjust the snapshot end to reflect a + * packet-length field in the packet data and, when finished dissecting + * that part of the packet, restore the old snapshot end. We keep that + * on the stack with null buffer pointer, meaning there's nothing to + * free. + */ +struct netdissect_saved_packet_info { + u_char *ndspi_buffer; /* pointer to allocated buffer data */ + const u_char *ndspi_packetp; /* saved beginning of data */ + const u_char *ndspi_snapend; /* saved end of data */ + struct netdissect_saved_packet_info *ndspi_prev; /* previous buffer on the stack */ +}; + +/* 'val' value(s) for longjmp */ +#define ND_TRUNCATED 1 + struct netdissect_options { - int ndo_aflag; /* translate network and broadcast addresses */ int ndo_bflag; /* print 4 byte ASes in ASDOT notation */ int ndo_eflag; /* print ethernet header */ int ndo_fflag; /* don't translate "foreign" IP address */ - int ndo_Kflag; /* don't check TCP checksums */ + int ndo_Kflag; /* don't check IP, TCP or UDP checksums */ int ndo_nflag; /* leave addresses as numbers */ int ndo_Nflag; /* remove domains from printed host names */ int ndo_qflag; /* quick (shorter) output */ - int ndo_Rflag; /* print sequence # field in AH/ESP*/ - int ndo_sflag; /* use the libsmi to translate OIDs */ int ndo_Sflag; /* print raw TCP sequence numbers */ int ndo_tflag; /* print packet arrival time */ - int ndo_Uflag; /* "unbuffered" output of dump files */ int ndo_uflag; /* Print undecoded NFS handles */ - int ndo_vflag; /* verbose */ + int ndo_vflag; /* verbosity level */ int ndo_xflag; /* print packet in hex */ - int ndo_Xflag; /* print packet in hex/ascii */ - int ndo_Aflag; /* print packet only in ascii observing TAB, + int ndo_Xflag; /* print packet in hex/ASCII */ + int ndo_Aflag; /* print packet only in ASCII observing TAB, * LF, CR and SPACE as graphical chars */ - int ndo_Bflag; /* buffer size */ - int ndo_Iflag; /* rfmon (monitor) mode */ - int ndo_Oflag; /* run filter code optimizer */ - int ndo_dlt; /* if != -1, ask libpcap for the DLT it names*/ - int ndo_jflag; /* packet time stamp source */ - int ndo_pflag; /* don't go promiscuous */ - - int ndo_Cflag; /* rotate dump files after this many bytes */ - int ndo_Cflag_count; /* Keep track of which file number we're writing */ - int ndo_Gflag; /* rotate dump files after this many seconds */ - int ndo_Gflag_count; /* number of files created with Gflag rotation */ - time_t ndo_Gflag_time; /* The last time_t the dump file was rotated. */ - int ndo_Wflag; /* recycle output files after this number of files */ - int ndo_WflagChars; int ndo_Hflag; /* dissect 802.11s draft mesh standard */ + const char *ndo_protocol; /* protocol */ + jmp_buf ndo_early_end; /* jmp_buf for setjmp()/longjmp() */ + void *ndo_last_mem_p; /* pointer to the last allocated memory chunk */ int ndo_packet_number; /* print a packet number in the beginning of line */ int ndo_suppress_default_print; /* don't use default_print() for unknown packet types */ - int ndo_tstamp_precision; /* requested time stamp precision */ - const char *ndo_dltname; + int ndo_tstamp_precision; /* requested time stamp precision */ + const char *program_name; /* Name of the program using the library */ char *ndo_espsecret; struct sa_list *ndo_sa_list_head; /* used by print-esp.c */ struct sa_list *ndo_sa_default; - char *ndo_sigsecret; /* Signature verification secret key */ - - struct esp_algorithm *ndo_espsecret_xform; /* cache of decoded */ - char *ndo_espsecret_key; + char *ndo_sigsecret; /* Signature verification secret key */ int ndo_packettype; /* as specified by -T */ - char *ndo_program_name; /*used to generate self-identifying messages */ - - int32_t ndo_thiszone; /* seconds offset from gmt to local time */ - int ndo_snaplen; + int ndo_ll_hdr_len; /* link-layer header length */ /*global pointers to beginning and end of current packet (during printing) */ const u_char *ndo_packetp; const u_char *ndo_snapend; - /* bookkeeping for ^T output */ - int ndo_infodelay; + /* stack of saved packet boundary and buffer information */ + struct netdissect_saved_packet_info *ndo_packet_info_stack; + + /* pointer to the if_printer function */ + if_printer ndo_if_printer; /* pointer to void function to output stuff */ void (*ndo_default_print)(netdissect_options *, - register const u_char *bp, register u_int length); - - /* pointer to function to print ^T output */ - void (*ndo_info)(netdissect_options *, int verbose); + const u_char *bp, u_int length); /* pointer to function to do regular output */ int (*ndo_printf)(netdissect_options *, const char *fmt, ...) -#ifdef __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS - __attribute__ ((format (printf, 2, 3))) -#endif - ; + PRINTFLIKE_FUNCPTR(2, 3); /* pointer to function to output errors */ - void (*ndo_error)(netdissect_options *, - const char *fmt, ...) -#ifdef __ATTRIBUTE___NORETURN_OK_FOR_FUNCTION_POINTERS - __attribute__ ((noreturn)) -#endif /* __ATTRIBUTE___NORETURN_OK_FOR_FUNCTION_POINTERS */ -#ifdef __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS - __attribute__ ((format (printf, 2, 3))) -#endif /* __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS */ - ; + void NORETURN_FUNCPTR (*ndo_error)(netdissect_options *, + status_exit_codes_t status, + const char *fmt, ...) + PRINTFLIKE_FUNCPTR(3, 4); /* pointer to function to output warnings */ void (*ndo_warning)(netdissect_options *, const char *fmt, ...) -#ifdef __ATTRIBUTE___FORMAT_OK_FOR_FUNCTION_POINTERS - __attribute__ ((format (printf, 2, 3))) -#endif - ; + PRINTFLIKE_FUNCPTR(2, 3); }; +extern int nd_push_buffer(netdissect_options *, u_char *, const u_char *, + const u_char *); +extern int nd_push_snapend(netdissect_options *, const u_char *); +extern void nd_change_snapend(netdissect_options *, const u_char *); +extern void nd_pop_packet_info(netdissect_options *); +extern void nd_pop_all_packet_info(netdissect_options *); + #define PT_VAT 1 /* Visual Audio Tool */ #define PT_WB 2 /* distributed White Board */ #define PT_RPC 3 /* Remote Procedure Call */ @@ -202,13 +287,16 @@ struct netdissect_options { #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 PT_RESP 17 /* RESP */ +#define PT_PTP 18 /* PTP */ +#define PT_SOMEIP 19 /* Autosar SOME/IP Protocol */ +#define PT_DOMAIN 20 /* Domain Name System (DNS) */ -#ifndef min -#define min(a,b) ((a)>(b)?(b):(a)) -#endif -#ifndef max -#define max(a,b) ((b)>(a)?(b):(a)) -#endif +#define ND_MIN(a,b) ((a)>(b)?(b):(a)) +#define ND_MAX(a,b) ((b)>(a)?(b):(a)) + +/* For source or destination ports tests (UDP, TCP, ...) */ +#define IS_SRC_OR_DST_PORT(p) (sport == (p) || dport == (p)) /* * Maximum snapshot length. This should be enough to capture the full @@ -220,7 +308,7 @@ struct netdissect_options { * 1) big enough for maximum-size Linux loopback packets (65549) * and some USB packets captured with USBPcap: * - * http://desowin.org/usbpcap/ + * https://desowin.org/usbpcap/ * * (> 131072, < 262144) * @@ -231,55 +319,105 @@ struct netdissect_options { * savefile header to control the size of the buffer they allocate, * so a size of, say, 2^31-1 might not work well. * - * XXX - does it need to be bigger still? + * XXX - does it need to be bigger still? Note that, for versions of + * libpcap with pcap_create()/pcap_activate(), if no -s flag is specified + * or -s 0 is specified, we won't set the snapshot length at all, and will + * let libpcap choose a snapshot length; newer versions may choose a bigger + * value than 262144 for D-Bus, for example. */ #define MAXIMUM_SNAPLEN 262144 /* - * The default snapshot length is the maximum. - */ -#define DEFAULT_SNAPLEN MAXIMUM_SNAPLEN - -#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 - -/* - * True if "l" bytes of "var" were captured. + * True if "l" bytes from "p" were captured. * * The "ndo->ndo_snapend - (l) <= ndo->ndo_snapend" checks to make sure * "l" isn't so large that "ndo->ndo_snapend - (l)" underflows. * * The check is for <= rather than < because "l" might be 0. + * + * We cast the pointers to uintptr_t to make sure that the compiler + * doesn't optimize away any of these tests (which it is allowed to + * do, as adding an integer to, or subtracting an integer from, a + * pointer assumes that the pointer is a pointer to an element of an + * array and that the result of the addition or subtraction yields a + * pointer to another member of the array, so that, for example, if + * you subtract a positive integer from a pointer, the result is + * guaranteed to be less than the original pointer value). See + * + * https://www.kb.cert.org/vuls/id/162289 */ -#define ND_TTEST2(var, l) (ndo->ndo_snapend - (l) <= ndo->ndo_snapend && \ - (const u_char *)&(var) <= ndo->ndo_snapend - (l)) -/* True if "var" was captured */ -#define ND_TTEST(var) ND_TTEST2(var, sizeof(var)) +/* + * Test in two parts to avoid these warnings: + * comparison of unsigned expression >= 0 is always true [-Wtype-limits], + * comparison is always true due to limited range of data type [-Wtype-limits]. + */ +#define IS_NOT_NEGATIVE(x) (((x) > 0) || ((x) == 0)) -/* Bail if "l" bytes of "var" were not captured */ -#define ND_TCHECK2(var, l) if (!ND_TTEST2(var, l)) goto trunc +#define ND_TTEST_LEN(p, l) \ + (IS_NOT_NEGATIVE(l) && \ + ((uintptr_t)ndo->ndo_snapend - (l) <= (uintptr_t)ndo->ndo_snapend && \ + (uintptr_t)(p) <= (uintptr_t)ndo->ndo_snapend - (l))) -/* Bail if "var" was not captured */ -#define ND_TCHECK(var) ND_TCHECK2(var, sizeof(var)) +/* True if "*(p)" was captured */ +#define ND_TTEST_SIZE(p) ND_TTEST_LEN(p, sizeof(*(p))) -#define ND_PRINT(STUFF) (*ndo->ndo_printf)STUFF +/* Bail out if "l" bytes from "p" were not captured */ +#ifdef ND_LONGJMP_FROM_TCHECK +#define ND_TCHECK_LEN(p, l) if (!ND_TTEST_LEN(p, l)) nd_trunc_longjmp(ndo) +#else +#define ND_TCHECK_LEN(p, l) if (!ND_TTEST_LEN(p, l)) goto trunc +#endif + +/* Bail out if "*(p)" was not captured */ +#define ND_TCHECK_SIZE(p) ND_TCHECK_LEN(p, sizeof(*(p))) + +/* + * Number of bytes between two pointers. + */ +#define ND_BYTES_BETWEEN(p1, p2) ((u_int)(((const uint8_t *)(p1)) - (const uint8_t *)(p2))) + +/* + * Number of bytes remaining in the captured data, starting at the + * byte pointed to by the argument. + */ +#define ND_BYTES_AVAILABLE_AFTER(p) ND_BYTES_BETWEEN(ndo->ndo_snapend, (p)) + +/* Check length < minimum for invalid packet with a custom message, format %u */ +#define ND_LCHECKMSG_U(length, minimum, what) \ +if ((length) < (minimum)) { \ +ND_PRINT(" [%s %u < %u]", (what), (length), (minimum)); \ +goto invalid; \ +} + +/* Check length < minimum for invalid packet with #length message, format %u */ +#define ND_LCHECK_U(length, minimum) \ +ND_LCHECKMSG_U((length), (minimum), (#length)) + +/* Check length < minimum for invalid packet with a custom message, format %zu */ +#define ND_LCHECKMSG_ZU(length, minimum, what) \ +if ((length) < (minimum)) { \ +ND_PRINT(" [%s %u < %zu]", (what), (length), (minimum)); \ +goto invalid; \ +} + +/* Check length < minimum for invalid packet with #length message, format %zu */ +#define ND_LCHECK_ZU(length, minimum) \ +ND_LCHECKMSG_ZU((length), (minimum), (#length)) + +#define ND_PRINT(...) (ndo->ndo_printf)(ndo, __VA_ARGS__) #define ND_DEFAULTPRINT(ap, length) (*ndo->ndo_default_print)(ndo, ap, length) extern void ts_print(netdissect_options *, const struct timeval *); -extern void relts_print(netdissect_options *, int); +extern void signed_relts_print(netdissect_options *, int32_t); +extern void unsigned_relts_print(netdissect_options *, uint32_t); -extern int fn_print(netdissect_options *, const u_char *, const u_char *); -extern int fn_printn(netdissect_options *, const u_char *, u_int, const u_char *); -extern int fn_printzp(netdissect_options *, const u_char *, u_int, const u_char *); -extern const char *tok2str(const struct tok *, const char *, int); +extern void fn_print_char(netdissect_options *, u_char); +extern void fn_print_str(netdissect_options *, const u_char *); +extern u_int nd_printztn(netdissect_options *, const u_char *, u_int, const u_char *); +extern int nd_printn(netdissect_options *, const u_char *, u_int, const u_char *); +extern void nd_printjn(netdissect_options *, const u_char *, u_int); +extern void nd_printjnp(netdissect_options *, const u_char *, u_int); /* * Flags for txtproto_print(). @@ -287,28 +425,32 @@ extern const char *tok2str(const struct tok *, const char *, int); #define RESP_CODE_SECOND_TOKEN 0x00000001 /* response code is second token in response line */ extern void txtproto_print(netdissect_options *, const u_char *, u_int, - const char *, const char **, u_int); - -#if 0 -extern char *read_infile(netdissect_options *, char *); -extern char *copy_argv(netdissect_options *, char **); -#endif - + const char **, u_int); + +#if (defined(__i386__) || defined(_M_IX86) || defined(__X86__) || defined(__x86_64__) || defined(_M_X64)) || \ + (defined(__arm__) || defined(_M_ARM) || defined(__aarch64__)) || \ + (defined(__m68k__) && (!defined(__mc68000__) && !defined(__mc68010__))) || \ + (defined(__ppc__) || defined(__ppc64__) || defined(_M_PPC) || defined(_ARCH_PPC) || defined(_ARCH_PPC64)) || \ + (defined(__s390__) || defined(__s390x__) || defined(__zarch__)) || \ + defined(__vax__) /* - * Locale-independent macros for testing character properties and - * stripping the 8th bit from characters. Assumed to be handed - * a value between 0 and 255, i.e. don't hand them a char, as - * those might be in the range -128 to 127. + * The procesor natively handles unaligned loads, so just use memcpy() + * and memcmp(), to enable those optimizations. + * + * XXX - are those all the x86 tests we need? + * XXX - do we need to worry about ARMv1 through ARMv5, which didn't + * support unaligned loads, and, if so, do we need to worry about all + * of them, or just some of them, e.g. ARMv5? + * XXX - are those the only 68k tests we need not to generated + * unaligned accesses if the target is the 68000 or 68010? + * XXX - are there any tests we don't need, because some definitions are for + * compilers that also predefine the GCC symbols? + * XXX - do we need to test for both 32-bit and 64-bit versions of those + * architectures in all cases? */ -#define ND_ISASCII(c) (!((c) & 0x80)) /* value is an ASCII code point */ -#define ND_ISPRINT(c) ((c) >= 0x20 && (c) <= 0x7E) -#define ND_ISGRAPH(c) ((c) > 0x20 && (c) <= 0x7E) -#define ND_TOASCII(c) ((c) & 0x7F) - -extern void safeputchar(netdissect_options *, const u_char); -extern void safeputs(netdissect_options *, const u_char *, const u_int); - -#ifdef LBL_ALIGN +#define UNALIGNED_MEMCPY(p, q, l) memcpy((p), (q), (l)) +#define UNALIGNED_MEMCMP(p, q, l) memcmp((p), (q), (l)) +#else /* * The processor doesn't natively handle unaligned loads, * and the compiler might "helpfully" optimize memcpy() @@ -324,294 +466,313 @@ extern void unaligned_memcpy(void *, const void *, size_t); extern int unaligned_memcmp(const void *, const void *, size_t); #define UNALIGNED_MEMCPY(p, q, l) unaligned_memcpy((p), (q), (l)) #define UNALIGNED_MEMCMP(p, q, l) unaligned_memcmp((p), (q), (l)) -#else -/* - * The procesor natively handles unaligned loads, so just use memcpy() - * and memcmp(), to enable those optimizations. - */ -#define UNALIGNED_MEMCPY(p, q, l) memcpy((p), (q), (l)) -#define UNALIGNED_MEMCMP(p, q, l) memcmp((p), (q), (l)) #endif #define PLURAL_SUFFIX(n) \ (((n) != 1) ? "s" : "") -#if 0 -extern const char *dnname_string(netdissect_options *, u_short); -extern const char *dnnum_string(netdissect_options *, u_short); -#endif - -/* The printer routines. */ +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) -#include +struct uint_tokary +{ + u_int uintval; + const struct tok *tokary; +}; -typedef u_int (*if_ndo_printer)(struct netdissect_options *ndo, - const struct pcap_pkthdr *, const u_char *); -typedef u_int (*if_printer)(const struct pcap_pkthdr *, const u_char *); +extern const struct tok *uint2tokary_internal(const struct uint_tokary[], const size_t, const u_int); +#define uint2tokary(a, i) uint2tokary_internal(a, sizeof(a)/sizeof(a[0]), i) -extern if_ndo_printer lookup_ndo_printer(int); extern if_printer lookup_printer(int); -extern void eap_print(netdissect_options *,const u_char *, u_int); -extern int esp_print(netdissect_options *, - const u_char *bp, const int length, const u_char *bp2, - int *nhdr, int *padlen); -extern void arp_print(netdissect_options *,const u_char *, u_int, u_int); -extern void tipc_print(netdissect_options *, const u_char *, u_int, u_int); -extern void msnlb_print(netdissect_options *, const u_char *); -extern void icmp6_print(netdissect_options *ndo, const u_char *, - u_int, const u_char *, int); -extern void isakmp_print(netdissect_options *,const u_char *, - u_int, const u_char *); -extern void isakmp_rfc3948_print(netdissect_options *,const u_char *, - u_int, const u_char *); -extern void ip_print(netdissect_options *,const u_char *, u_int); -extern void ip_print_inner(netdissect_options *ndo, - const u_char *bp, u_int length, u_int nh, - const u_char *bp2); -extern void rrcp_print(netdissect_options *,const u_char *, u_int); -extern void loopback_print(netdissect_options *, const u_char *, const u_int); -extern void carp_print(netdissect_options *, const u_char *, u_int, int); - -extern void ether_print(netdissect_options *, - const u_char *, u_int, u_int, - void (*)(netdissect_options *, const u_char *), - const u_char *); - -extern u_int ether_if_print(netdissect_options *, - const struct pcap_pkthdr *,const u_char *); -extern u_int netanalyzer_if_print(netdissect_options *, - const struct pcap_pkthdr *,const u_char *); -extern u_int netanalyzer_transparent_if_print(netdissect_options *, - const struct pcap_pkthdr *, - const u_char *); - -extern int ethertype_print(netdissect_options *,u_short, const u_char *, - u_int, u_int); - -extern int print_unknown_data(netdissect_options *,const u_char *, const char *,int); -extern void ascii_print(netdissect_options *, const u_char *, u_int); -extern void hex_print_with_offset(netdissect_options *, const char *ident, const u_char *cp, - u_int, u_int); -extern void hex_print(netdissect_options *,const char *ident, const u_char *cp,u_int); -extern void hex_and_ascii_print_with_offset(netdissect_options *, const char *, const u_char *, u_int, u_int); -extern void hex_and_ascii_print(netdissect_options *, const char *, const u_char *, u_int); +#define ND_DEBUG {printf(" [%s:%d %s] ", __FILE__, __LINE__, __func__); fflush(stdout);} + +/* The DLT printer routines */ + +extern void ap1394_if_print IF_PRINTER_ARGS; +extern void arcnet_if_print IF_PRINTER_ARGS; +extern void arcnet_linux_if_print IF_PRINTER_ARGS; +extern void atm_if_print IF_PRINTER_ARGS; +extern void bt_if_print IF_PRINTER_ARGS; +extern void brcm_tag_if_print IF_PRINTER_ARGS; +extern void brcm_tag_prepend_if_print IF_PRINTER_ARGS; +extern void chdlc_if_print IF_PRINTER_ARGS; +extern void cip_if_print IF_PRINTER_ARGS; +extern void dsa_if_print IF_PRINTER_ARGS; +extern void edsa_if_print IF_PRINTER_ARGS; +extern void enc_if_print IF_PRINTER_ARGS; +extern void ether_if_print IF_PRINTER_ARGS; +extern void fddi_if_print IF_PRINTER_ARGS; +extern void fr_if_print IF_PRINTER_ARGS; +extern void ieee802_11_if_print IF_PRINTER_ARGS; +extern void ieee802_11_radio_avs_if_print IF_PRINTER_ARGS; +extern void ieee802_11_radio_if_print IF_PRINTER_ARGS; +extern void ieee802_15_4_if_print IF_PRINTER_ARGS; +extern void ieee802_15_4_tap_if_print IF_PRINTER_ARGS; +extern void ipfc_if_print IF_PRINTER_ARGS; +extern void ipoib_if_print IF_PRINTER_ARGS; +extern void ipnet_if_print IF_PRINTER_ARGS; +extern void juniper_atm1_if_print IF_PRINTER_ARGS; +extern void juniper_atm2_if_print IF_PRINTER_ARGS; +extern void juniper_chdlc_if_print IF_PRINTER_ARGS; +extern void juniper_es_if_print IF_PRINTER_ARGS; +extern void juniper_ether_if_print IF_PRINTER_ARGS; +extern void juniper_frelay_if_print IF_PRINTER_ARGS; +extern void juniper_ggsn_if_print IF_PRINTER_ARGS; +extern void juniper_mfr_if_print IF_PRINTER_ARGS; +extern void juniper_mlfr_if_print IF_PRINTER_ARGS; +extern void juniper_mlppp_if_print IF_PRINTER_ARGS; +extern void juniper_monitor_if_print IF_PRINTER_ARGS; +extern void juniper_ppp_if_print IF_PRINTER_ARGS; +extern void juniper_pppoe_atm_if_print IF_PRINTER_ARGS; +extern void juniper_pppoe_if_print IF_PRINTER_ARGS; +extern void juniper_services_if_print IF_PRINTER_ARGS; +extern void ltalk_if_print IF_PRINTER_ARGS; +extern void mfr_if_print IF_PRINTER_ARGS; +extern void netanalyzer_if_print IF_PRINTER_ARGS; +extern void netanalyzer_transparent_if_print IF_PRINTER_ARGS; +extern void nflog_if_print IF_PRINTER_ARGS; +extern void null_if_print IF_PRINTER_ARGS; +extern void pflog_if_print IF_PRINTER_ARGS; +extern void pktap_if_print IF_PRINTER_ARGS; +extern void ppi_if_print IF_PRINTER_ARGS; +extern void ppp_bsdos_if_print IF_PRINTER_ARGS; +extern void ppp_hdlc_if_print IF_PRINTER_ARGS; +extern void ppp_if_print IF_PRINTER_ARGS; +extern void pppoe_if_print IF_PRINTER_ARGS; +extern void prism_if_print IF_PRINTER_ARGS; +extern void raw_if_print IF_PRINTER_ARGS; +extern void sl_bsdos_if_print IF_PRINTER_ARGS; +extern void sl_if_print IF_PRINTER_ARGS; +extern void sll_if_print IF_PRINTER_ARGS; +extern void sll2_if_print IF_PRINTER_ARGS; +extern void sunatm_if_print IF_PRINTER_ARGS; +extern void symantec_if_print IF_PRINTER_ARGS; +extern void token_if_print IF_PRINTER_ARGS; +extern void unsupported_if_print IF_PRINTER_ARGS; +extern void usb_linux_48_byte_if_print IF_PRINTER_ARGS; +extern void usb_linux_64_byte_if_print IF_PRINTER_ARGS; +extern void vsock_if_print IF_PRINTER_ARGS; + +/* + * Structure passed to some printers to allow them to print + * link-layer address information if ndo_eflag isn't set + * (because they are for protocols that don't have their + * own addresses, so that we'd want to report link-layer + * address information). + * + * This contains a pointer to an address and a pointer to a routine + * to which we pass that pointer in order to get a string. + */ +struct lladdr_info { + const char *(*addr_string)(netdissect_options *, const u_char *); + const u_char *addr; +}; -extern int ah_print(netdissect_options *, register const u_char *); +/* The printer routines. */ + +extern void aarp_print(netdissect_options *, const u_char *, u_int); +extern int ah_print(netdissect_options *, const u_char *); +extern void ahcp_print(netdissect_options *, const u_char *, u_int); +extern void aodv_print(netdissect_options *, const u_char *, u_int, int); +extern void aoe_print(netdissect_options *, const u_char *, const u_int); +extern int arista_ethertype_print(netdissect_options *,const u_char *, u_int); +extern void arp_print(netdissect_options *, const u_char *, u_int, u_int); +extern void ascii_print(netdissect_options *, const u_char *, u_int); +extern void atalk_print(netdissect_options *, const u_char *, u_int); +extern void atm_print(netdissect_options *, u_int, u_int, u_int, const u_char *, u_int, u_int); +extern void babel_print(netdissect_options *, const u_char *, u_int); +extern void bcm_li_print(netdissect_options *, const u_char *, u_int); extern void beep_print(netdissect_options *, const u_char *, u_int); +extern void bfd_print(netdissect_options *, const u_char *, u_int, u_int); +extern void bgp_print(netdissect_options *, const u_char *, u_int); +extern const char *bgp_vpn_rd_print(netdissect_options *, const u_char *); +extern void bootp_print(netdissect_options *, const u_char *, u_int); +extern void calm_fast_print(netdissect_options *, const u_char *, u_int, const struct lladdr_info *); +extern void carp_print(netdissect_options *, const u_char *, u_int, u_int); +extern void cdp_print(netdissect_options *, const u_char *, u_int); +extern void cfm_print(netdissect_options *, const u_char *, u_int); +extern u_int chdlc_print(netdissect_options *, const u_char *, u_int); +extern void cisco_autorp_print(netdissect_options *, const u_char *, u_int); +extern void cnfp_print(netdissect_options *, const u_char *); +extern void dccp_print(netdissect_options *, const u_char *, const u_char *, u_int); +extern void decnet_print(netdissect_options *, const u_char *, u_int, u_int); +extern void dhcp6_print(netdissect_options *, const u_char *, u_int); +extern void domain_print(netdissect_options *, const u_char *, u_int, int, int); +extern int dstopt_process(netdissect_options *, const u_char *); extern void dtp_print(netdissect_options *, const u_char *, u_int); -extern u_int cip_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern int ipcomp_print(netdissect_options *, register const u_char *, int *); -extern u_int ipfc_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void udld_print(netdissect_options *, const u_char *, u_int); +extern void dvmrp_print(netdissect_options *, const u_char *, u_int); +extern void eap_print(netdissect_options *, const u_char *, u_int); +extern void eapol_print(netdissect_options *, const u_char *); +extern void egp_print(netdissect_options *, const u_char *, u_int); +extern void eigrp_print(netdissect_options *, const u_char *, u_int); +extern void esp_print(netdissect_options *, const u_char *, u_int, const u_char *, u_int, int, u_int); +extern u_int ether_print(netdissect_options *, const u_char *, u_int, u_int, void (*)(netdissect_options *, const u_char *), const u_char *); +extern u_int ether_switch_tag_print(netdissect_options *, const u_char *, u_int, u_int, void (*)(netdissect_options *, const u_char *), u_int); +extern int ethertype_print(netdissect_options *, u_short, const u_char *, u_int, u_int, const struct lladdr_info *, const struct lladdr_info *); +extern u_int fddi_print(netdissect_options *, const u_char *, u_int, u_int); +extern void forces_print(netdissect_options *, const u_char *, u_int); +extern const u_char *fqdn_print(netdissect_options *, const u_char *, const u_char *); +extern u_int fr_print(netdissect_options *, const u_char *, u_int); +extern int frag6_print(netdissect_options *, const u_char *, const u_char *); +extern void ftp_print(netdissect_options *, const u_char *, u_int); +extern void geneve_print(netdissect_options *, const u_char *, u_int); +extern void geonet_print(netdissect_options *, const u_char *, u_int, const struct lladdr_info *); +extern void gre_print(netdissect_options *, const u_char *, u_int); +extern int hbhopt_process(netdissect_options *, const u_char *, int *, uint32_t *); +extern void hex_and_ascii_print(netdissect_options *, const char *, const u_char *, u_int); +extern void hex_print(netdissect_options *, const char *indent, const u_char *cp, u_int); +extern void hex_print_with_offset(netdissect_options *, const char *indent, const u_char *cp, u_int, u_int); +extern void hncp_print(netdissect_options *, const u_char *, u_int); extern void hsrp_print(netdissect_options *, const u_char *, u_int); +extern void http_print(netdissect_options *, const u_char *, u_int); +extern void icmp6_print(netdissect_options *, const u_char *, u_int, const u_char *, int); +extern void icmp_print(netdissect_options *, const u_char *, u_int, const u_char *, int); +extern u_int ieee802_11_radio_print(netdissect_options *, const u_char *, u_int, u_int); +extern u_int ieee802_15_4_print(netdissect_options *, const u_char *, u_int); +extern void igmp_print(netdissect_options *, const u_char *, u_int); extern void igrp_print(netdissect_options *, const u_char *, u_int); -extern void msdp_print(netdissect_options *, const u_char *, u_int); -extern u_int null_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void mobile_print(netdissect_options *, const u_char *, u_int); -extern u_int ap1394_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int bt_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void lane_print(netdissect_options *, const u_char *, u_int, u_int); -extern u_int lane_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void otv_print(netdissect_options *, const u_char *, u_int); -extern void ahcp_print(netdissect_options *, const u_char *, const u_int); -extern void vxlan_print(netdissect_options *, const u_char *, u_int); -extern u_int arcnet_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int arcnet_linux_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void bfd_print(netdissect_options *, const u_char *, u_int, u_int); -extern void gre_print(netdissect_options *, const u_char *, u_int); -extern int vjc_print(netdissect_options *, register const char *, u_short); +extern void ip6_print(netdissect_options *, const u_char *, u_int); extern void ipN_print(netdissect_options *, const u_char *, u_int); -extern u_int raw_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int usb_linux_48_byte_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int usb_linux_64_byte_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int symantec_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int chdlc_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int chdlc_print(netdissect_options *, register const u_char *, u_int); -extern void zmtp1_print(netdissect_options *, const u_char *, u_int); -extern void zmtp1_print_datagram(netdissect_options *, const u_char *, const u_int); +extern void ip_print(netdissect_options *, const u_char *, u_int); +extern void ipcomp_print(netdissect_options *, const u_char *); +extern void ipx_netbios_print(netdissect_options *, const u_char *, u_int); extern void ipx_print(netdissect_options *, const u_char *, u_int); -extern void mpls_print(netdissect_options *, const u_char *, u_int); -extern u_int pppoe_print(netdissect_options *, const u_char *, u_int); -extern u_int pppoe_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void sunrpcrequest_print(netdissect_options *, const u_char *, u_int, const u_char *); -extern u_int pflog_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int token_print(netdissect_options *, const u_char *, u_int, u_int); -extern u_int token_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void vqp_print(netdissect_options *, register const u_char *, register u_int); -extern void zephyr_print(netdissect_options *, const u_char *, int); -extern void fddi_print(netdissect_options *, const u_char *, u_int, u_int); -extern u_int fddi_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void mpcp_print(netdissect_options *, const u_char *, u_int); -extern void rpki_rtr_print(netdissect_options *, const u_char *, u_int); -extern u_int sll_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void dccp_print(netdissect_options *, const u_char *, const u_char *, u_int); -extern int llc_print(netdissect_options *, const u_char *, u_int, u_int, const u_char *, const u_char *, u_short *); -extern int snap_print(netdissect_options *, const u_char *, u_int, u_int, u_int); -extern void eigrp_print(netdissect_options *, const u_char *, u_int); -extern void stp_print(netdissect_options *, const u_char *, u_int); +extern void isakmp_print(netdissect_options *, const u_char *, u_int, const u_char *); +extern void isakmp_rfc3948_print(netdissect_options *, const u_char *, u_int, const u_char *, int, int, u_int); +extern void isoclns_print(netdissect_options *, const u_char *, u_int); +extern void krb_print(netdissect_options *, const u_char *); extern void l2tp_print(netdissect_options *, const u_char *, u_int); -extern void udp_print(netdissect_options *, const u_char *, u_int, const u_char *, int); -extern void icmp_print(netdissect_options *, const u_char *, u_int, const u_char *, int); -extern void openflow_print(netdissect_options *, const u_char *, const u_int); -extern void telnet_print(netdissect_options *, const u_char *, u_int); -extern void slow_print(netdissect_options *, const u_char *, u_int); -extern void radius_print(netdissect_options *, const u_char *, u_int); +extern void lane_print(netdissect_options *, const u_char *, u_int, u_int); +extern void ldp_print(netdissect_options *, const u_char *, u_int); +extern void lisp_print(netdissect_options *, const u_char *, u_int); +extern u_int llap_print(netdissect_options *, const u_char *, u_int); +extern int llc_print(netdissect_options *, const u_char *, u_int, u_int, const struct lladdr_info *, const struct lladdr_info *); +extern void lldp_print(netdissect_options *, const u_char *, u_int); extern void lmp_print(netdissect_options *, const u_char *, u_int); -extern u_int fr_print(netdissect_options *, register const u_char *, u_int); -extern u_int mfr_print(netdissect_options *, register const u_char *, u_int); -extern u_int fr_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int mfr_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void q933_print(netdissect_options *, const u_char *, u_int); -extern void igmp_print(netdissect_options *, const u_char *, u_int); -extern void rip_print(netdissect_options *, const u_char *, u_int); +extern void loopback_print(netdissect_options *, const u_char *, u_int); +extern void lspping_print(netdissect_options *, const u_char *, u_int); extern void lwapp_control_print(netdissect_options *, const u_char *, u_int, int); extern void lwapp_data_print(netdissect_options *, const u_char *, u_int); -extern void pgm_print(netdissect_options *, const u_char *, u_int, const u_char *); -extern void pptp_print(netdissect_options *, const u_char *); -extern void ldp_print(netdissect_options *, const u_char *, u_int); -extern void wb_print(netdissect_options *, const void *, u_int); -extern int oam_print(netdissect_options *, const u_char *, u_int, u_int); -extern void atm_print(netdissect_options *, u_int, u_int, u_int, const u_char *, u_int, u_int); -extern u_int sunatm_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int atm_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void vtp_print(netdissect_options *, const u_char *, u_int); +extern void lwres_print(netdissect_options *, const u_char *, u_int); +extern void m3ua_print(netdissect_options *, const u_char *, const u_int); +extern int macsec_print(netdissect_options *, const u_char **, u_int *, u_int *, u_int *, const struct lladdr_info *, const struct lladdr_info *); +extern u_int mfr_print(netdissect_options *, const u_char *, u_int); +extern void mobile_print(netdissect_options *, const u_char *, u_int); +extern int mobility_print(netdissect_options *, const u_char *, const u_char *); +extern void mpcp_print(netdissect_options *, const u_char *, u_int); +extern void mpls_print(netdissect_options *, const u_char *, u_int); extern int mptcp_print(netdissect_options *, const u_char *, u_int, u_char); +extern void msdp_print(netdissect_options *, const u_char *, u_int); +extern void msnlb_print(netdissect_options *, const u_char *); +extern void nbt_tcp_print(netdissect_options *, const u_char *, u_int); +extern void nbt_udp137_print(netdissect_options *, const u_char *, u_int); +extern void nbt_udp138_print(netdissect_options *, const u_char *, u_int); +extern void netbeui_print(netdissect_options *, u_short, const u_char *, u_int); +extern void nfsreply_noaddr_print(netdissect_options *, const u_char *, u_int, const u_char *); +extern void nfsreply_print(netdissect_options *, const u_char *, u_int, const u_char *); +extern void nfsreq_noaddr_print(netdissect_options *, const u_char *, u_int, const u_char *); +extern void nsh_print(netdissect_options *, const u_char *, u_int); extern void ntp_print(netdissect_options *, const u_char *, u_int); -extern void cnfp_print(netdissect_options *, const u_char *, const u_char *); -extern void dvmrp_print(netdissect_options *, const u_char *, u_int); -extern void egp_print(netdissect_options *, const u_char *, u_int); -extern u_int enc_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int sl_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int sl_bsdos_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void tftp_print(netdissect_options *, const u_char *, u_int); -extern void vrrp_print(netdissect_options *, const u_char *, u_int, const u_char *, int); +extern void oam_print(netdissect_options *, const u_char *, u_int, u_int); +extern void olsr_print(netdissect_options *, const u_char *, u_int, int); +extern void openflow_print(netdissect_options *, const u_char *, u_int); +extern void ospf6_print(netdissect_options *, const u_char *, u_int); +extern int ospf_grace_lsa_print(netdissect_options *, const u_char *, u_int); +extern void ospf_print(netdissect_options *, const u_char *, u_int, const u_char *); +extern int ospf_te_lsa_print(netdissect_options *, const u_char *, u_int); +extern void otv_print(netdissect_options *, const u_char *, u_int); +extern void pgm_print(netdissect_options *, const u_char *, u_int, const u_char *); +extern void pim_print(netdissect_options *, const u_char *, u_int, const u_char *); extern void pimv1_print(netdissect_options *, const u_char *, u_int); -extern void cisco_autorp_print(netdissect_options *, const u_char *, u_int); -extern void pim_print(netdissect_options *, const u_char *, u_int, u_int); -extern const u_char * ns_nprint (netdissect_options *, register const u_char *, register const u_char *); -extern void ns_print(netdissect_options *, const u_char *, u_int, int); -extern void bootp_print(netdissect_options *, const u_char *, u_int); -extern void sflow_print(netdissect_options *, const u_char *, u_int); -extern void aodv_print(netdissect_options *, const u_char *, u_int, int); +extern u_int ppp_print(netdissect_options *, const u_char *, u_int); +extern u_int pppoe_print(netdissect_options *, const u_char *, u_int); +extern void pptp_print(netdissect_options *, const u_char *); +extern int print_unknown_data(netdissect_options *, const u_char *, const char *, u_int); +extern void ptp_print(netdissect_options *, const u_char *, u_int); +extern const char *q922_string(netdissect_options *, const u_char *, u_int); +extern void q933_print(netdissect_options *, const u_char *, u_int); +extern void radius_print(netdissect_options *, const u_char *, u_int); +extern void resp_print(netdissect_options *, const u_char *, u_int); +extern void rip_print(netdissect_options *, const u_char *, u_int); +extern void ripng_print(netdissect_options *, const u_char *, unsigned int); +extern void rpki_rtr_print(netdissect_options *, const u_char *, u_int); +extern void rrcp_print(netdissect_options *, const u_char *, u_int, const struct lladdr_info *, const struct lladdr_info *); +extern void rsvp_print(netdissect_options *, const u_char *, u_int); +extern int rt6_print(netdissect_options *, const u_char *, const u_char *); +extern void rtsp_print(netdissect_options *, const u_char *, u_int); +extern void rx_print(netdissect_options *, const u_char *, u_int, uint16_t, uint16_t, const u_char *); extern void sctp_print(netdissect_options *, const u_char *, const u_char *, u_int); -extern char *bgp_vpn_rd_print (netdissect_options *, const u_char *); -extern void bgp_print(netdissect_options *, const u_char *, int); -extern void olsr_print(netdissect_options *, const u_char *, u_int, int); -extern void forces_print(netdissect_options *, const u_char *, u_int); -extern void lspping_print(netdissect_options *, const u_char *, u_int); -extern void isoclns_print(netdissect_options *, const u_char *, u_int, u_int); -extern void krb_print(netdissect_options *, const u_char *); -extern void cdp_print(netdissect_options *, const u_char *, u_int, u_int); -extern void atalk_print(netdissect_options *, const u_char *, u_int); -extern u_int ltalk_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int llap_print(netdissect_options *, const u_char *, u_int); -extern void aarp_print(netdissect_options *, const u_char *, u_int); -extern u_int juniper_atm1_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_atm2_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_mfr_print(netdissect_options *, const struct pcap_pkthdr *, register const u_char *); -extern u_int juniper_mlfr_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_mlppp_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_pppoe_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_pppoe_atm_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_ggsn_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_es_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_monitor_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_services_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_ether_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_ppp_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_frelay_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int juniper_chdlc_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void snmp_print(netdissect_options *, const u_char *, u_int); -extern void rx_print(netdissect_options *, register const u_char *, int, int, int, u_char *); -extern void nfsreply_print(netdissect_options *, const u_char *, u_int, const u_char *); -extern void nfsreply_print_noaddr(netdissect_options *, const u_char *, u_int, const u_char *); -extern void nfsreq_print_noaddr(netdissect_options *, const u_char *, u_int, const u_char *); +extern void sflow_print(netdissect_options *, const u_char *, u_int); extern void sip_print(netdissect_options *, const u_char *, u_int); +extern void slow_print(netdissect_options *, const u_char *, u_int); +extern void smb_tcp_print(netdissect_options *, const u_char *, u_int); +extern void smtp_print(netdissect_options *, const u_char *, u_int); +extern int snap_print(netdissect_options *, const u_char *, u_int, u_int, const struct lladdr_info *, const struct lladdr_info *, u_int); +extern void snmp_print(netdissect_options *, const u_char *, u_int); +extern void someip_print(netdissect_options *, const u_char *, const u_int); +extern void ssh_print(netdissect_options *, const u_char *, u_int); +extern void stp_print(netdissect_options *, const u_char *, u_int); +extern void sunrpc_print(netdissect_options *, const u_char *, u_int, const u_char *); extern void syslog_print(netdissect_options *, const u_char *, u_int); -extern void lwres_print(netdissect_options *, const u_char *, u_int); -extern void cfm_print(netdissect_options *, const u_char *, u_int); -extern void nbt_tcp_print(netdissect_options *, const u_char *, int); -extern void nbt_udp137_print(netdissect_options *, const u_char *, int); -extern void nbt_udp138_print(netdissect_options *, const u_char *, int); -extern void smb_tcp_print(netdissect_options *, const u_char *, int); -extern void netbeui_print(netdissect_options *, u_short, const u_char *, int); -extern void ipx_netbios_print(netdissect_options *, const u_char *, u_int); -extern void print_data(netdissect_options *, const unsigned char *, int); -extern void decnet_print(netdissect_options *, const u_char *, u_int, u_int); extern void tcp_print(netdissect_options *, const u_char *, u_int, const u_char *, int); -extern void ospf_print(netdissect_options *, const u_char *, u_int, const u_char *); -extern int ospf_print_te_lsa(netdissect_options *, const uint8_t *, u_int); -extern int ospf_print_grace_lsa(netdissect_options *, const uint8_t *, u_int); -extern u_int ppp_print(netdissect_options *, register const u_char *, u_int); -extern u_int ppp_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int ppp_hdlc_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int ppp_bsdos_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern void lldp_print(netdissect_options *, const u_char *, u_int); -extern void rsvp_print(netdissect_options *, const u_char *, u_int); +extern void telnet_print(netdissect_options *, const u_char *, u_int); +extern void tftp_print(netdissect_options *, const u_char *, u_int); extern void timed_print(netdissect_options *, const u_char *); -extern void m3ua_print(netdissect_options *, const u_char *, const u_int); -extern void aoe_print(netdissect_options *, const u_char *, const u_int); -extern void ftp_print(netdissect_options *, const u_char *, u_int); -extern void http_print(netdissect_options *, const u_char *, u_int); -extern void rtsp_print(netdissect_options *, const u_char *, u_int); -extern void smtp_print(netdissect_options *, const u_char *, u_int); -extern void geneve_print(netdissect_options *, const u_char *, u_int); - -/* stuff that has not yet been rototiled */ +extern void tipc_print(netdissect_options *, const u_char *, u_int, u_int); +extern u_int token_print(netdissect_options *, const u_char *, u_int, u_int); +extern void udld_print(netdissect_options *, const u_char *, u_int); +extern void udp_print(netdissect_options *, const u_char *, u_int, const u_char *, int, u_int); +extern int vjc_print(netdissect_options *, const u_char *, u_short); +extern void vqp_print(netdissect_options *, const u_char *, u_int); +extern void vrrp_print(netdissect_options *, const u_char *, u_int, const u_char *, int); +extern void vtp_print(netdissect_options *, const u_char *, const u_int); +extern void vxlan_gpe_print(netdissect_options *, const u_char *, u_int); +extern void vxlan_print(netdissect_options *, const u_char *, u_int); +extern void wb_print(netdissect_options *, const u_char *, u_int); +extern void zep_print(netdissect_options *, const u_char *, u_int); +extern void zephyr_print(netdissect_options *, const u_char *, u_int); +extern void zmtp1_datagram_print(netdissect_options *, const u_char *, const u_int); +extern void zmtp1_print(netdissect_options *, const u_char *, u_int); -#if 0 -extern void ascii_print(netdissect_options *,u_int); -extern void default_print(netdissect_options *,const u_char *, u_int); -extern char *smb_errstr(netdissect_options *,int, int); -extern const char *nt_errstr(netdissect_options *, uint32_t); -#endif +/* checksum routines */ +extern void init_checksum(void); +extern uint16_t verify_crc10_cksum(uint16_t, const u_char *, int); +extern uint16_t create_osi_cksum(const uint8_t *, int, int); -extern u_int ipnet_if_print(netdissect_options *,const struct pcap_pkthdr *, const u_char *); -extern u_int ppi_if_print(netdissect_options *,const struct pcap_pkthdr *, const u_char *); -extern u_int nflog_if_print(netdissect_options *,const struct pcap_pkthdr *, const u_char *); -extern u_int ieee802_15_4_if_print(netdissect_options *,const struct pcap_pkthdr *, const u_char *); -extern u_int pktap_if_print(netdissect_options *,const struct pcap_pkthdr *, const u_char *); -extern u_int ieee802_11_radio_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int ieee802_11_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int ieee802_11_radio_avs_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); -extern u_int prism_if_print(netdissect_options *, const struct pcap_pkthdr *, const u_char *); - -extern void ip6_print(netdissect_options *,const u_char *, u_int); -#ifdef INET6 -extern int frag6_print(netdissect_options *, const u_char *, const u_char *); -extern int rt6_print(netdissect_options *, const u_char *, const u_char *); -extern int hbhopt_print(netdissect_options *, const u_char *); -extern int dstopt_print(netdissect_options *, const u_char *); -extern void ripng_print(netdissect_options *, const u_char *, unsigned int); -extern int mobility_print(netdissect_options *, const u_char *, const u_char *); -extern void dhcp6_print(netdissect_options *, const u_char *, u_int); -extern void ospf6_print(netdissect_options *, const u_char *, u_int); -extern void babel_print(netdissect_options *, const u_char *, u_int); -#endif /*INET6*/ - -#if 0 struct cksum_vec { const uint8_t *ptr; int len; }; extern uint16_t in_cksum(const struct cksum_vec *, int); extern uint16_t in_cksum_shouldbe(uint16_t, uint16_t); -#endif -extern int nextproto4_cksum(netdissect_options *ndo, const struct ip *, const uint8_t *, u_int, u_int, u_int); -extern int decode_prefix4(netdissect_options *ndo, const u_char *, u_int, char *, u_int); -#ifdef INET6 -extern int decode_prefix6(netdissect_options *ndo, const u_char *, u_int, char *, u_int); -#endif -extern void esp_print_decodesecret(netdissect_options *ndo); -extern int esp_print_decrypt_buffer_by_ikev2(netdissect_options *ndo, - int initiator, - u_char spii[8], u_char spir[8], - u_char *buf, u_char *end); +/* IP protocol demuxing routines */ +extern void ip_demux_print(netdissect_options *, const u_char *, u_int, u_int, int, u_int, uint8_t, const u_char *); + +extern uint16_t nextproto4_cksum(netdissect_options *, const struct ip *, const uint8_t *, u_int, u_int, uint8_t); + +/* in print-ip6.c */ +extern uint16_t nextproto6_cksum(netdissect_options *, const struct ip6_hdr *, const uint8_t *, u_int, u_int, uint8_t); + +/* Utilities */ +extern void nd_print_trunc(netdissect_options *); +extern void nd_print_protocol(netdissect_options *); +extern void nd_print_protocol_caps(netdissect_options *); +extern void nd_print_invalid(netdissect_options *); + +extern int mask2plen(uint32_t); +extern int mask62plen(const u_char *); + +extern const char *dnnum_string(netdissect_options *, u_short); +extern int decode_prefix4(netdissect_options *, const u_char *, u_int, char *, size_t); +extern int decode_prefix6(netdissect_options *, const u_char *, u_int, char *, size_t); -extern void geonet_print(netdissect_options *ndo,const u_char *eth_hdr,const u_char *geo_pck, u_int len); -extern void calm_fast_print(netdissect_options *ndo,const u_char *eth_hdr,const u_char *calm_pck, u_int len); +extern void esp_decodesecret_print(netdissect_options *); +extern int esp_decrypt_buffer_by_ikev2_print(netdissect_options *, int, + const u_char spii[8], + const u_char spir[8], + const u_char *, const u_char *); #endif /* netdissect_h */