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Diffstat (limited to 'contrib/tcpdump/print-atm.c')
-rw-r--r-- | contrib/tcpdump/print-atm.c | 336 |
1 files changed, 0 insertions, 336 deletions
diff --git a/contrib/tcpdump/print-atm.c b/contrib/tcpdump/print-atm.c deleted file mode 100644 index d664d6e..0000000 --- a/contrib/tcpdump/print-atm.c +++ /dev/null @@ -1,336 +0,0 @@ -/* - * Copyright (c) 1994, 1995, 1996, 1997 - * 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 lint -static const char rcsid[] _U_ = - "@(#) $Header: /tcpdump/master/tcpdump/print-atm.c,v 1.38.2.6 2006/01/25 13:27:24 hannes Exp $ (LBL)"; -#endif - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <tcpdump-stdinc.h> - -#include <stdio.h> -#include <pcap.h> -#include <string.h> - -#include "interface.h" -#include "extract.h" -#include "addrtoname.h" -#include "ethertype.h" -#include "atm.h" -#include "atmuni31.h" -#include "llc.h" - -#include "ether.h" - -struct tok oam_f_values[] = { - { OAMF4SC, "OAM F4 (segment)" }, - { OAMF4EC, "OAM F4 (end)" }, - { 0, NULL } -}; - -struct tok oam_celltype_values[] = { - { 0x1, "Fault Management" }, - { 0x2, "Performance Management" }, - { 0x8, "activate/deactivate" }, - { 0xf, "System Management" }, - { 0, NULL } -}; - -struct tok oam_fm_functype_values[] = { - { 0x0, "AIS" }, - { 0x1, "RDI" }, - { 0x4, "Continuity Check" }, - { 0x8, "Loopback" }, - { 0, NULL } -}; - -struct tok oam_pm_functype_values[] = { - { 0x0, "Forward Monitoring" }, - { 0x1, "Backward Reporting" }, - { 0x2, "Monitoring and Reporting" }, - { 0, NULL } -}; - -struct tok oam_ad_functype_values[] = { - { 0x0, "Performance Monitoring" }, - { 0x1, "Continuity Check" }, - { 0, NULL } -}; - -static const struct tok *oam_functype_values[16] = { - NULL, - oam_fm_functype_values, /* 1 */ - oam_pm_functype_values, /* 2 */ - NULL, - NULL, - NULL, - NULL, - NULL, - oam_ad_functype_values, /* 8 */ - NULL, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL -}; - -/* - * Print an RFC 1483 LLC-encapsulated ATM frame. - */ -static void -atm_llc_print(const u_char *p, int length, int caplen) -{ - u_short extracted_ethertype; - - if (!llc_print(p, length, caplen, NULL, NULL, - &extracted_ethertype)) { - /* ether_type not known, print raw packet */ - if (extracted_ethertype) { - printf("(LLC %s) ", - etherproto_string(htons(extracted_ethertype))); - } - if (!suppress_default_print) - default_print(p, caplen); - } -} - -/* - * Given a SAP value, generate the LLC header value for a UI packet - * with that SAP as the source and destination SAP. - */ -#define LLC_UI_HDR(sap) ((sap)<<16 | (sap<<8) | 0x03) - -/* - * This is the top level routine of the printer. 'p' points - * to the LLC/SNAP 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. - */ -u_int -atm_if_print(const struct pcap_pkthdr *h, const u_char *p) -{ - u_int caplen = h->caplen; - u_int length = h->len; - u_int32_t llchdr; - u_int hdrlen = 0; - - if (caplen < 8) { - printf("[|atm]"); - return (caplen); - } - - /* Cisco Style NLPID ? */ - if (*p == LLC_UI) { - if (eflag) - printf("CNLPID "); - isoclns_print(p+1, length-1, caplen-1); - return hdrlen; - } - - /* - * Extract the presumed LLC header into a variable, for quick - * testing. - * Then check for a header that's neither a header for a SNAP - * packet nor an RFC 2684 routed NLPID-formatted PDU nor - * an 802.2-but-no-SNAP IP packet. - */ - llchdr = EXTRACT_24BITS(p); - if (llchdr != LLC_UI_HDR(LLCSAP_SNAP) && - llchdr != LLC_UI_HDR(LLCSAP_ISONS) && - llchdr != LLC_UI_HDR(LLCSAP_IP)) { - /* - * XXX - assume 802.6 MAC header from Fore driver. - * - * Unfortunately, the above list doesn't check for - * all known SAPs, doesn't check for headers where - * the source and destination SAP aren't the same, - * and doesn't check for non-UI frames. It also - * runs the risk of an 802.6 MAC header that happens - * to begin with one of those values being - * incorrectly treated as an 802.2 header. - * - * So is that Fore driver still around? And, if so, - * is it still putting 802.6 MAC headers on ATM - * packets? If so, could it be changed to use a - * new DLT_IEEE802_6 value if we added it? - */ - if (eflag) - printf("%08x%08x %08x%08x ", - EXTRACT_32BITS(p), - EXTRACT_32BITS(p+4), - EXTRACT_32BITS(p+8), - EXTRACT_32BITS(p+12)); - p += 20; - length -= 20; - caplen -= 20; - hdrlen += 20; - } - atm_llc_print(p, length, caplen); - return (hdrlen); -} - -/* - * ATM signalling. - */ -static struct tok msgtype2str[] = { - { CALL_PROCEED, "Call_proceeding" }, - { CONNECT, "Connect" }, - { CONNECT_ACK, "Connect_ack" }, - { SETUP, "Setup" }, - { RELEASE, "Release" }, - { RELEASE_DONE, "Release_complete" }, - { RESTART, "Restart" }, - { RESTART_ACK, "Restart_ack" }, - { STATUS, "Status" }, - { STATUS_ENQ, "Status_enquiry" }, - { ADD_PARTY, "Add_party" }, - { ADD_PARTY_ACK, "Add_party_ack" }, - { ADD_PARTY_REJ, "Add_party_reject" }, - { DROP_PARTY, "Drop_party" }, - { DROP_PARTY_ACK, "Drop_party_ack" }, - { 0, NULL } -}; - -static void -sig_print(const u_char *p, int caplen) -{ - bpf_u_int32 call_ref; - - if (caplen < PROTO_POS) { - printf("[|atm]"); - return; - } - if (p[PROTO_POS] == Q2931) { - /* - * protocol:Q.2931 for User to Network Interface - * (UNI 3.1) signalling - */ - printf("Q.2931"); - if (caplen < MSG_TYPE_POS) { - printf(" [|atm]"); - return; - } - printf(":%s ", - tok2str(msgtype2str, "msgtype#%d", p[MSG_TYPE_POS])); - - if (caplen < CALL_REF_POS+3) { - printf("[|atm]"); - return; - } - call_ref = EXTRACT_24BITS(&p[CALL_REF_POS]); - printf("CALL_REF:0x%06x", call_ref); - } else { - /* SCCOP with some unknown protocol atop it */ - printf("SSCOP, proto %d ", p[PROTO_POS]); - } -} - -/* - * Print an ATM PDU (such as an AAL5 PDU). - */ -void -atm_print(u_int vpi, u_int vci, u_int traftype, const u_char *p, u_int length, - u_int caplen) -{ - if (eflag) - printf("VPI:%u VCI:%u ", vpi, vci); - - if (vpi == 0) { - switch (vci) { - - case PPC: - sig_print(p, caplen); - return; - - case BCC: - printf("broadcast sig: "); - return; - - case OAMF4SC: /* fall through */ - case OAMF4EC: - oam_print(p, length, ATM_OAM_HEC); - return; - - case METAC: - printf("meta: "); - return; - - case ILMIC: - printf("ilmi: "); - snmp_print(p, length); - return; - } - } - - switch (traftype) { - - case ATM_LLC: - default: - /* - * Assumes traffic is LLC if unknown. - */ - atm_llc_print(p, length, caplen); - break; - - case ATM_LANE: - lane_print(p, length, caplen); - break; - } -} - -int -oam_print (const u_char *p, u_int length, u_int hec) { - - u_int32_t cell_header; - u_int16_t cell_type, func_type,vpi,vci,payload,clp; - - cell_header = EXTRACT_32BITS(p+hec); - cell_type = ((*(p+4+hec))>>4) & 0x0f; - func_type = *(p+4+hec) & 0x0f; - - vpi = (cell_header>>20)&0xff; - vci = (cell_header>>4)&0xffff; - payload = (cell_header>>1)&0x7; - clp = cell_header&0x1; - - printf("%s, vpi %u, vci %u, payload %u, clp %u, ", - tok2str(oam_f_values, "OAM F5", vci), - vpi, vci, payload, clp); - - printf("cell-type %s (%u)", - tok2str(oam_celltype_values, "unknown", cell_type), - cell_type); - - if (oam_functype_values[cell_type] == NULL) - printf(", func-type unknown (%u)", func_type); - else - printf(", func-type %s (%u)", - bittok2str(oam_functype_values[cell_type],"none",func_type), - func_type); - - printf(", length %u",length); - return 1; -} |