X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/10bdeb0c44eb4a997645ebdc15376fb36f9d3ae2..965f4932eb28a56e27d67493fd9586d65a583b9a:/print-ether.c diff --git a/print-ether.c b/print-ether.c index 8727bff5..e57d993b 100644 --- a/print-ether.c +++ b/print-ether.c @@ -18,10 +18,6 @@ * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ -#ifndef lint -static const char rcsid[] _U_ = - "@(#) $Header: /tcpdump/master/tcpdump/print-ether.c,v 1.106 2008-02-06 10:47:53 guy Exp $ (LBL)"; -#endif #define NETDISSECT_REWORKED #ifdef HAVE_CONFIG_H @@ -30,17 +26,13 @@ static const char rcsid[] _U_ = #include -#include -#include - #include "interface.h" #include "extract.h" #include "addrtoname.h" #include "ethertype.h" - #include "ether.h" -const struct tok ethertype_values[] = { +const struct tok ethertype_values[] = { { ETHERTYPE_IP, "IPv4" }, { ETHERTYPE_MPLS, "MPLS unicast" }, { ETHERTYPE_MPLS_MULTI, "MPLS multicast" }, @@ -77,13 +69,20 @@ const struct tok ethertype_values[] = { { ETHERTYPE_PPPOES, "PPPoE S" }, { ETHERTYPE_EAPOL, "EAPOL" }, { ETHERTYPE_RRCP, "RRCP" }, + { ETHERTYPE_MS_NLB_HB, "MS NLB heartbeat" }, { ETHERTYPE_JUMBO, "Jumbo" }, { ETHERTYPE_LOOPBACK, "Loopback" }, { ETHERTYPE_ISO, "OSI" }, { ETHERTYPE_GRE_ISO, "GRE-OSI" }, { ETHERTYPE_CFM_OLD, "CFM (old)" }, { ETHERTYPE_CFM, "CFM" }, + { ETHERTYPE_IEEE1905_1, "IEEE1905.1" }, { ETHERTYPE_LLDP, "LLDP" }, + { ETHERTYPE_TIPC, "TIPC"}, + { ETHERTYPE_GEONET_OLD, "GeoNet (old)"}, + { ETHERTYPE_GEONET, "GeoNet"}, + { ETHERTYPE_CALM_FAST, "CALM FAST"}, + { ETHERTYPE_AOE, "AoE" }, { 0, NULL} }; @@ -92,30 +91,30 @@ ether_hdr_print(netdissect_options *ndo, const u_char *bp, u_int length) { register const struct ether_header *ep; - u_int16_t ether_type; + uint16_t ether_type; ep = (const struct ether_header *)bp; - (void)ND_PRINT((ndo, "%s > %s", - etheraddr_string(ESRC(ep)), - etheraddr_string(EDST(ep)))); + ND_PRINT((ndo, "%s > %s", + etheraddr_string(ndo, ESRC(ep)), + etheraddr_string(ndo, EDST(ep)))); ether_type = EXTRACT_16BITS(&ep->ether_type); if (!ndo->ndo_qflag) { if (ether_type <= ETHERMTU) - (void)ND_PRINT((ndo, ", 802.3")); - else - (void)ND_PRINT((ndo, ", ethertype %s (0x%04x)", + ND_PRINT((ndo, ", 802.3")); + else + ND_PRINT((ndo, ", ethertype %s (0x%04x)", tok2str(ethertype_values,"Unknown", ether_type), ether_type)); } else { if (ether_type <= ETHERMTU) - (void)ND_PRINT((ndo, ", 802.3")); - else - (void)ND_PRINT((ndo, ", %s", tok2str(ethertype_values,"Unknown Ethertype (0x%04x)", ether_type))); + ND_PRINT((ndo, ", 802.3")); + else + ND_PRINT((ndo, ", %s", tok2str(ethertype_values,"Unknown Ethertype (0x%04x)", ether_type))); } - (void)ND_PRINT((ndo, ", length %u: ", length)); + ND_PRINT((ndo, ", length %u: ", length)); } /* @@ -159,7 +158,7 @@ recurse: */ if (ether_type <= ETHERMTU) { /* Try to print the LLC-layer header & higher layers */ - if (llc_print(p, length, caplen, ESRC(ep), EDST(ep), + if (llc_print(ndo, p, length, caplen, ESRC(ep), EDST(ep), &extracted_ether_type) == 0) { /* ether_type not known, print raw packet */ if (!ndo->ndo_eflag) { @@ -169,7 +168,7 @@ recurse: } if (!ndo->ndo_suppress_default_print) - ndo->ndo_default_print(ndo, p, caplen); + ND_DEFAULTPRINT(p, caplen); } } else if (ether_type == ETHERTYPE_8021Q || ether_type == ETHERTYPE_8021Q9100 || @@ -184,12 +183,9 @@ recurse: return; } if (ndo->ndo_eflag) { - u_int16_t tag = EXTRACT_16BITS(p); + uint16_t tag = EXTRACT_16BITS(p); - ND_PRINT((ndo, "vlan %u, p %u%s, ", - tag & 0xfff, - tag >> 13, - (tag & 0x1000) ? ", CFI" : "")); + ND_PRINT((ndo, "%s, ", ieee8021q_tci_string(tag))); } ether_type = EXTRACT_16BITS(p + 2); @@ -210,7 +206,7 @@ recurse: * there's an LLC header and payload. */ /* Try to print the LLC-layer header & higher layers */ - if (llc_print(p, length, caplen, ESRC(ep), EDST(ep), + if (llc_print(ndo, p, length, caplen, ESRC(ep), EDST(ep), &extracted_ether_type) == 0) { /* ether_type not known, print raw packet */ if (!ndo->ndo_eflag) { @@ -220,7 +216,7 @@ recurse: } if (!ndo->ndo_suppress_default_print) - ndo->ndo_default_print(ndo, p, caplen); + ND_DEFAULTPRINT(p, caplen); } } else { if (ethertype_print(ndo, ether_type, p, length, caplen) == 0) { @@ -232,7 +228,7 @@ recurse: } if (!ndo->ndo_suppress_default_print) - ndo->ndo_default_print(ndo, p, caplen); + ND_DEFAULTPRINT(p, caplen); } } } @@ -252,6 +248,63 @@ ether_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, return (ETHER_HDRLEN); } +/* + * This is the top level routine of the printer. 'p' points + * to the ether header of the packet, 'h->ts' is the timestamp, + * 'h->len' is the length of the packet off the wire, and 'h->caplen' + * is the number of bytes actually captured. + * + * This is for DLT_NETANALYZER, which has a 4-byte pseudo-header + * before the Ethernet header. + */ +u_int +netanalyzer_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, + const u_char *p) +{ + /* + * Fail if we don't have enough data for the Hilscher pseudo-header. + */ + if (h->len < 4 || h->caplen < 4) { + ND_PRINT((ndo, "[|netanalyzer]")); + return (h->caplen); + } + + /* Skip the pseudo-header. */ + ether_print(ndo, p + 4, h->len - 4, h->caplen - 4, NULL, NULL); + + return (4 + ETHER_HDRLEN); +} + +/* + * This is the top level routine of the printer. 'p' points + * to the ether header of the packet, 'h->ts' is the timestamp, + * 'h->len' is the length of the packet off the wire, and 'h->caplen' + * is the number of bytes actually captured. + * + * This is for DLT_NETANALYZER_TRANSPARENT, which has a 4-byte + * pseudo-header, a 7-byte Ethernet preamble, and a 1-byte Ethernet SOF + * before the Ethernet header. + */ +u_int +netanalyzer_transparent_if_print(netdissect_options *ndo, + const struct pcap_pkthdr *h, + const u_char *p) +{ + /* + * Fail if we don't have enough data for the Hilscher pseudo-header, + * preamble, and SOF. + */ + if (h->len < 12 || h->caplen < 12) { + ND_PRINT((ndo, "[|netanalyzer-transparent]")); + return (h->caplen); + } + + /* Skip the pseudo-header, preamble, and SOF. */ + ether_print(ndo, p + 12, h->len - 12, h->caplen - 12, NULL, NULL); + + return (12 + ETHER_HDRLEN); +} + /* * Prints the packet payload, given an Ethernet type code for the payload's * protocol. @@ -270,11 +323,9 @@ ethertype_print(netdissect_options *ndo, ip_print(ndo, p, length); return (1); -#ifdef INET6 case ETHERTYPE_IPV6: ip6_print(ndo, p, length); return (1); -#endif /*INET6*/ case ETHERTYPE_ARP: case ETHERTYPE_REVARP: @@ -282,33 +333,33 @@ ethertype_print(netdissect_options *ndo, return (1); case ETHERTYPE_DN: - decnet_print(/*ndo,*/p, length, caplen); + decnet_print(ndo, p, length, caplen); return (1); case ETHERTYPE_ATALK: if (ndo->ndo_vflag) - fputs("et1 ", stdout); - atalk_print(/*ndo,*/p, length); + ND_PRINT((ndo, "et1 ")); + atalk_print(ndo, p, length); return (1); case ETHERTYPE_AARP: - aarp_print(/*ndo,*/p, length); + aarp_print(ndo, p, length); return (1); case ETHERTYPE_IPX: ND_PRINT((ndo, "(NOV-ETHII) ")); - ipx_print(/*ndo,*/p, length); + ipx_print(ndo, p, length); return (1); - case ETHERTYPE_ISO: - isoclns_print(/*ndo,*/p+1, length-1, length-1); - return(1); + case ETHERTYPE_ISO: + isoclns_print(ndo, p + 1, length - 1, length - 1); + return(1); case ETHERTYPE_PPPOED: case ETHERTYPE_PPPOES: case ETHERTYPE_PPPOED2: case ETHERTYPE_PPPOES2: - pppoe_print(/*ndo,*/p, length); + pppoe_print(ndo, p, length); return (1); case ETHERTYPE_EAPOL: @@ -321,40 +372,63 @@ ethertype_print(netdissect_options *ndo, case ETHERTYPE_PPP: if (length) { - printf(": "); - ppp_print(/*ndo,*/p, length); + ND_PRINT((ndo, ": ")); + ppp_print(ndo, p, length); } return (1); case ETHERTYPE_MPCP: - mpcp_print(/*ndo,*/p, length); + mpcp_print(ndo, p, length); return (1); case ETHERTYPE_SLOW: - slow_print(/*ndo,*/p, length); + slow_print(ndo, p, length); return (1); case ETHERTYPE_CFM: case ETHERTYPE_CFM_OLD: - cfm_print(/*ndo,*/p, length); + cfm_print(ndo, p, length); return (1); case ETHERTYPE_LLDP: - lldp_print(/*ndo,*/p, length); + lldp_print(ndo, p, length); return (1); case ETHERTYPE_LOOPBACK: + loopback_print(ndo, p, length); return (1); case ETHERTYPE_MPLS: case ETHERTYPE_MPLS_MULTI: - mpls_print(/*ndo,*/p, length); + mpls_print(ndo, p, length); + return (1); + + case ETHERTYPE_TIPC: + tipc_print(ndo, p, length, caplen); + return (1); + + case ETHERTYPE_MS_NLB_HB: + msnlb_print(ndo, p); + return (1); + + case ETHERTYPE_GEONET_OLD: + case ETHERTYPE_GEONET: + geonet_print(ndo, p-14, p, length); + return (1); + + case ETHERTYPE_CALM_FAST: + calm_fast_print(ndo, p-14, p, length); + return (1); + + case ETHERTYPE_AOE: + aoe_print(ndo, p, length); return (1); case ETHERTYPE_LAT: case ETHERTYPE_SCA: case ETHERTYPE_MOPRC: case ETHERTYPE_MOPDL: + case ETHERTYPE_IEEE1905_1: /* default_print for now */ default: return (0);