2 * Routines for ERF encapsulation dissection
6 * Wireshark - Network traffic analyzer
7 * By Gerald Combs <gerald@wireshark.org>
8 * Copyright 1998 Gerald Combs
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
33 #include <epan/packet.h>
34 #include <epan/expert.h>
37 #include "wiretap/atm.h"
39 #include "wiretap/erf.h"
40 #include "epan/prefs.h"
41 #include "packet-erf.h"
43 /* Initialize the protocol and registered fields */
44 static int proto_erf = -1;
46 static int hf_erf_ts = -1;
47 static int hf_erf_types = -1;
48 static int hf_erf_type = -1;
49 static int hf_erf_ehdr = -1;
50 static int hf_erf_ehdr_t = -1;
51 static int hf_erf_flags = -1;
52 static int hf_erf_flags_cap = -1;
53 static int hf_erf_flags_vlen = -1;
54 static int hf_erf_flags_trunc = -1;
55 static int hf_erf_flags_rxe = -1;
56 static int hf_erf_flags_dse = -1;
57 static int hf_erf_flags_res = -1;
59 static int hf_erf_rlen = -1;
60 static int hf_erf_lctr = -1;
61 static int hf_erf_wlen = -1;
63 /* Classification extension header */
65 /* InterceptID extension header */
66 static int hf_erf_ehdr_int_res1 = -1;
67 static int hf_erf_ehdr_int_id = -1;
68 static int hf_erf_ehdr_int_res2 = -1;
70 /* Raw Link extension header */
71 static int hf_erf_ehdr_raw_link_res = -1;
72 static int hf_erf_ehdr_raw_link_seqnum = -1;
73 static int hf_erf_ehdr_raw_link_rate = -1;
74 static int hf_erf_ehdr_raw_link_type = -1;
76 /* Classification extension header */
77 static int hf_erf_ehdr_class_flags = -1;
78 static int hf_erf_ehdr_class_flags_sh = -1;
79 static int hf_erf_ehdr_class_flags_shm = -1;
80 static int hf_erf_ehdr_class_flags_res1 = -1;
81 static int hf_erf_ehdr_class_flags_user = -1;
82 static int hf_erf_ehdr_class_flags_res2 = -1;
83 static int hf_erf_ehdr_class_flags_drop = -1;
84 static int hf_erf_ehdr_class_flags_str = -1;
85 static int hf_erf_ehdr_class_seqnum = -1;
87 /* Unknown extension header */
88 static int hf_erf_ehdr_unk = -1;
91 static int hf_erf_mc_hdlc_cn = -1;
92 static int hf_erf_mc_hdlc_res1 = -1;
93 static int hf_erf_mc_hdlc_res2 = -1;
94 static int hf_erf_mc_hdlc_fcse = -1;
95 static int hf_erf_mc_hdlc_sre = -1;
96 static int hf_erf_mc_hdlc_lre = -1;
97 static int hf_erf_mc_hdlc_afe = -1;
98 static int hf_erf_mc_hdlc_oe = -1;
99 static int hf_erf_mc_hdlc_lbe = -1;
100 static int hf_erf_mc_hdlc_first = -1;
101 static int hf_erf_mc_hdlc_res3 = -1;
104 static int hf_erf_mc_raw_int = -1;
105 static int hf_erf_mc_raw_res1 = -1;
106 static int hf_erf_mc_raw_res2 = -1;
107 static int hf_erf_mc_raw_res3 = -1;
108 static int hf_erf_mc_raw_sre = -1;
109 static int hf_erf_mc_raw_lre = -1;
110 static int hf_erf_mc_raw_res4 = -1;
111 static int hf_erf_mc_raw_lbe = -1;
112 static int hf_erf_mc_raw_first = -1;
113 static int hf_erf_mc_raw_res5 = -1;
116 static int hf_erf_mc_atm_cn = -1;
117 static int hf_erf_mc_atm_res1 = -1;
118 static int hf_erf_mc_atm_mul = -1;
119 static int hf_erf_mc_atm_port = -1;
120 static int hf_erf_mc_atm_res2 = -1;
121 static int hf_erf_mc_atm_lbe = -1;
122 static int hf_erf_mc_atm_hec = -1;
123 static int hf_erf_mc_atm_crc10 = -1;
124 static int hf_erf_mc_atm_oamcell = -1;
125 static int hf_erf_mc_atm_first = -1;
126 static int hf_erf_mc_atm_res3 = -1;
128 /* MC Raw link Header */
129 static int hf_erf_mc_rawl_cn = -1;
130 static int hf_erf_mc_rawl_res1 = -1;
131 static int hf_erf_mc_rawl_res2 = -1;
132 static int hf_erf_mc_rawl_lbe = -1;
133 static int hf_erf_mc_rawl_first = -1;
134 static int hf_erf_mc_rawl_res3 = -1;
137 static int hf_erf_mc_aal5_cn = -1;
138 static int hf_erf_mc_aal5_res1 = -1;
139 static int hf_erf_mc_aal5_port = -1;
140 static int hf_erf_mc_aal5_crcck = -1;
141 static int hf_erf_mc_aal5_crce = -1;
142 static int hf_erf_mc_aal5_lenck = -1;
143 static int hf_erf_mc_aal5_lene = -1;
144 static int hf_erf_mc_aal5_res2 = -1;
145 static int hf_erf_mc_aal5_first = -1;
146 static int hf_erf_mc_aal5_res3 = -1;
149 static int hf_erf_mc_aal2_cn = -1;
150 static int hf_erf_mc_aal2_res1 = -1;
151 static int hf_erf_mc_aal2_res2 = -1;
152 static int hf_erf_mc_aal2_port = -1;
153 static int hf_erf_mc_aal2_res3 = -1;
154 static int hf_erf_mc_aal2_first = -1;
155 static int hf_erf_mc_aal2_maale = -1;
156 static int hf_erf_mc_aal2_lene = -1;
157 static int hf_erf_mc_aal2_cid = -1;
159 /* ERF Ethernet header/pad */
160 static int hf_erf_eth_off = -1;
161 static int hf_erf_eth_res1 = -1;
163 /* Initialize the subtree pointers */
164 static gint ett_erf = -1;
165 static gint ett_erf_pseudo_hdr = -1;
166 static gint ett_erf_types = -1;
167 static gint ett_erf_flags = -1;
168 static gint ett_erf_mc_hdlc = -1;
169 static gint ett_erf_mc_raw = -1;
170 static gint ett_erf_mc_atm = -1;
171 static gint ett_erf_mc_rawlink = -1;
172 static gint ett_erf_mc_aal5 = -1;
173 static gint ett_erf_mc_aal2 = -1;
174 static gint ett_erf_eth = -1;
176 /* Default subdissector, display raw hex data */
177 static dissector_handle_t data_handle;
179 /* IPv4 and IPv6 subdissectors */
180 static dissector_handle_t ipv4_handle;
181 static dissector_handle_t ipv6_handle;
183 static dissector_handle_t infiniband_handle;
192 } erf_hdlc_type_vals;
193 static gint erf_hdlc_type = ERF_HDLC_GUESS;
194 static dissector_handle_t chdlc_handle, ppp_handle, frelay_handle, mtp2_handle;
196 static gboolean erf_rawcell_first = FALSE;
202 static gint erf_aal5_type = ERF_AAL5_GUESS;
203 static dissector_handle_t atm_untruncated_handle;
205 static gboolean erf_ethfcs = TRUE;
206 static dissector_handle_t ethwithfcs_handle, ethwithoutfcs_handle;
209 #define EHDR_CLASS_SH_MASK 0x800000
210 #define EHDR_CLASS_SHM_MASK 0x400000
211 #define EHDR_CLASS_RES1_MASK 0x300000
212 #define EHDR_CLASS_USER_MASK 0x0FFFF0
213 #define EHDR_CLASS_RES2_MASK 0x08
214 #define EHDR_CLASS_DROP_MASK 0x04
215 #define EHDR_CLASS_STER_MASK 0x03
217 /* Header for ATM traffic identification */
218 #define ATM_HDR_LENGTH 4
220 /* Multi Channel HDLC */
221 #define MC_HDLC_CN_MASK 0x03ff
222 #define MC_HDLC_RES1_MASK 0xfc00
223 #define MC_HDLC_RES2_MASK 0xff
224 #define MC_HDLC_FCSE_MASK 0x01
225 #define MC_HDLC_SRE_MASK 0x02
226 #define MC_HDLC_LRE_MASK 0x04
227 #define MC_HDLC_AFE_MASK 0x08
228 #define MC_HDLC_OE_MASK 0x10
229 #define MC_HDLC_LBE_MASK 0x20
230 #define MC_HDLC_FIRST_MASK 0x40
231 #define MC_HDLC_RES3_MASK 0x80
233 /* Multi Channel RAW */
234 #define MC_RAW_INT_MASK 0x0f
235 #define MC_RAW_RES1_MASK 0xf0
236 #define MC_RAW_RES2_MASK 0xffff
237 #define MC_RAW_RES3_MASK 0x01
238 #define MC_RAW_SRE_MASK 0x02
239 #define MC_RAW_LRE_MASK 0x04
240 #define MC_RAW_RES4_MASK 0x18
241 #define MC_RAW_LBE_MASK 0x20
242 #define MC_RAW_FIRST_MASK 0x40
243 #define MC_RAW_RES5_MASK 0x80
245 /* Multi Channel ATM */
246 #define MC_ATM_CN_MASK 0x03ff
247 #define MC_ATM_RES1_MASK 0x7c00
248 #define MC_ATM_MUL_MASK 0x8000
249 #define MC_ATM_PORT_MASK 0x0f
250 #define MC_ATM_RES2_MASK 0xf0
251 #define MC_ATM_LBE_MASK 0x01
252 #define MC_ATM_HEC_MASK 0x02
253 #define MC_ATM_CRC10_MASK 0x04
254 #define MC_ATM_OAMCELL_MASK 0x08
255 #define MC_ATM_FIRST_MASK 0x10
256 #define MC_ATM_RES3_MASK 0xe0
258 /* Multi Channel RAW Link */
259 #define MC_RAWL_CN_MASK 0x03ff
260 #define MC_RAWL_RES1_MASK 0xfffc
261 #define MC_RAWL_RES2_MASK 0x1f
262 #define MC_RAWL_LBE_MASK 0x20
263 #define MC_RAWL_FIRST_MASK 0x40
264 #define MC_RAWL_RES3_MASK 0x80
266 /* Multi Channel AAL5 */
267 #define MC_AAL5_CN_MASK 0x03ff
268 #define MC_AAL5_RES1_MASK 0xfc00
269 #define MC_AAL5_PORT_MASK 0x0f
270 #define MC_AAL5_CRCCK_MASK 0x10
271 #define MC_AAL5_CRCE_MASK 0x20
272 #define MC_AAL5_LENCK_MASK 0x40
273 #define MC_AAL5_LENE_MASK 0x80
274 #define MC_AAL5_RES2_MASK 0x0f
275 #define MC_AAL5_FIRST_MASK 0x10
276 #define MC_AAL5_RES3_MASK 0xe0
278 /* Multi Channel AAL2 */
279 #define MC_AAL2_CN_MASK 0x03ff
280 #define MC_AAL2_RES1_MASK 0x1c00
281 #define MC_AAL2_RES2_MASK 0xe000
282 #define MC_AAL2_PORT_MASK 0x0f
283 #define MC_AAL2_RES3_MASK 0x10
284 #define MC_AAL2_FIRST_MASK 0x20
285 #define MC_AAL2_MAALE_MASK 0x40
286 #define MC_AAL2_LENE_MASK 0x80
287 #define MC_AAL2_CID_MASK 0xff
290 #define ETH_OFF_MASK 0xff
291 #define ETH_RES1_MASK 0xff
293 /* Record type defines */
294 static const value_string erf_type_vals[] = {
295 { ERF_TYPE_LEGACY,"LEGACY"},
296 { ERF_TYPE_HDLC_POS,"HDLC_POS"},
297 { ERF_TYPE_ETH,"ETH"},
298 { ERF_TYPE_ATM,"ATM"},
299 { ERF_TYPE_AAL5,"AAL5"},
300 { ERF_TYPE_MC_HDLC,"MC_HDLC"},
301 { ERF_TYPE_MC_RAW,"MC_RAW"},
302 { ERF_TYPE_MC_ATM,"MC_ATM"},
303 { ERF_TYPE_MC_RAW_CHANNEL,"MC_RAW_CHANNEL"},
304 { ERF_TYPE_MC_AAL5,"MC_AAL5"},
305 { ERF_TYPE_COLOR_HDLC_POS,"COLOR_HDLC_POS"},
306 { ERF_TYPE_COLOR_ETH,"COLOR_ETH"},
307 { ERF_TYPE_MC_AAL2,"MC_AAL2 "},
308 { ERF_TYPE_IP_COUNTER,"IP_COUNTER"},
309 { ERF_TYPE_TCP_FLOW_COUNTER,"TCP_FLOW_COUNTER"},
310 { ERF_TYPE_DSM_COLOR_HDLC_POS,"DSM_COLOR_HDLC_POS"},
311 { ERF_TYPE_DSM_COLOR_ETH,"DSM_COLOR_ETH "},
312 { ERF_TYPE_COLOR_MC_HDLC_POS,"COLOR_MC_HDLC_POS"},
313 { ERF_TYPE_AAL2,"AAL2"},
314 { ERF_TYPE_PAD,"PAD"},
315 { ERF_TYPE_INFINIBAND, "INFINIBAND"},
316 { ERF_TYPE_IPV4, "IPV4"},
317 { ERF_TYPE_IPV6, "IPV6"},
318 { ERF_TYPE_RAW_LINK, "RAW_LINK"},
322 /* Extended headers type defines */
323 static const value_string ehdr_type_vals[] = {
324 { EXT_HDR_TYPE_CLASSIFICATION, "Classification"},
325 { EXT_HDR_TYPE_INTERCEPTID, "InterceptID"},
326 { EXT_HDR_TYPE_RAW_LINK, "Raw Link"},
331 static const value_string raw_link_types[] = {
337 static const value_string raw_link_rates[] = {
340 { 0x02, "oc12/stm4"},
341 { 0x03, "oc48/stm16"},
342 { 0x04, "oc192/stm64"},
348 /* Copy of atm_guess_traffic_type from atm.c in /wiretap */
350 erf_atm_guess_lane_type(const guint8 *pd, guint len,
351 union wtap_pseudo_header *pseudo_header)
354 if (pd[0] == 0xff && pd[1] == 0x00) {
356 * Looks like LE Control traffic.
358 pseudo_header->atm.subtype = TRAF_ST_LANE_LE_CTRL;
361 * XXX - Ethernet, or Token Ring?
362 * Assume Ethernet for now; if we see earlier
363 * LANE traffic, we may be able to figure out
364 * the traffic type from that, but there may
365 * still be situations where the user has to
368 pseudo_header->atm.subtype = TRAF_ST_LANE_802_3;
374 erf_atm_guess_traffic_type(const guint8 *pd, guint len,
375 union wtap_pseudo_header *pseudo_header)
378 * Start out assuming nothing other than that it's AAL5.
380 pseudo_header->atm.aal = AAL_5;
381 pseudo_header->atm.type = TRAF_UNKNOWN;
382 pseudo_header->atm.subtype = TRAF_ST_UNKNOWN;
384 if (pseudo_header->atm.vpi == 0) {
386 * Traffic on some PVCs with a VPI of 0 and certain
387 * VCIs is of particular types.
389 switch (pseudo_header->atm.vci) {
395 pseudo_header->atm.aal = AAL_SIGNALLING;
402 pseudo_header->atm.type = TRAF_ILMI;
408 * OK, we can't tell what it is based on the VPI/VCI; try
409 * guessing based on the contents, if we have enough data
414 if (pd[0] == 0xaa && pd[1] == 0xaa && pd[2] == 0x03) {
416 * Looks like a SNAP header; assume it's LLC
417 * multiplexed RFC 1483 traffic.
419 pseudo_header->atm.type = TRAF_LLCMX;
420 } else if ((pseudo_header->atm.aal5t_len &&
421 pseudo_header->atm.aal5t_len < 16) || len<16) {
423 * As this cannot be a LANE Ethernet frame (less
424 * than 2 bytes of LANE header + 14 bytes of
425 * Ethernet header) we can try it as a SSCOP frame.
427 pseudo_header->atm.aal = AAL_SIGNALLING;
428 } else if (pd[0] == 0x83 || pd[0] == 0x81) {
430 * MTP3b headers often encapsulate
431 * a SCCP or MTN in the 3G network.
432 * This should cause 0x83 or 0x81
435 pseudo_header->atm.aal = AAL_SIGNALLING;
440 pseudo_header->atm.type = TRAF_LANE;
441 erf_atm_guess_lane_type(pd, len, pseudo_header);
445 * Not only VCI 5 is used for signaling. It might be
448 pseudo_header->atm.aal = AAL_SIGNALLING;
453 dissect_classification_ex_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *pseudo_hdr_tree, int idx)
455 proto_item *int_item= NULL, *flags_item = NULL;
456 proto_tree *int_tree = NULL, *flags_tree = NULL;
457 guint64 hdr = pinfo->pseudo_header->erf.ehdr_list[idx].ehdr;
458 guint32 value = (guint32)(hdr >> 32);
460 if (pseudo_hdr_tree){
461 int_item = proto_tree_add_text(pseudo_hdr_tree, tvb, 0, 0, "Classification");
462 int_tree = proto_item_add_subtree(int_item, ett_erf_pseudo_hdr);
463 PROTO_ITEM_SET_GENERATED(int_item);
465 proto_tree_add_uint(int_tree, hf_erf_ehdr_t , tvb, 0, 0, (guint8)((hdr >> 56) & 0x7F));
466 flags_item=proto_tree_add_uint(int_tree, hf_erf_ehdr_class_flags, tvb, 0, 0, value & 0xFFFFFF);
467 flags_tree = proto_item_add_subtree(flags_item, hf_erf_ehdr_class_flags);
470 proto_tree_add_uint(flags_tree, hf_erf_ehdr_class_flags_sh, tvb, 0, 0, value);
471 proto_tree_add_uint(flags_tree, hf_erf_ehdr_class_flags_shm, tvb, 0, 0, value);
472 proto_tree_add_uint(flags_tree, hf_erf_ehdr_class_flags_res1, tvb, 0, 0, value);
473 proto_tree_add_uint(flags_tree, hf_erf_ehdr_class_flags_user, tvb, 0, 0, value);
474 proto_tree_add_uint(flags_tree, hf_erf_ehdr_class_flags_res2, tvb, 0, 0, value);
475 proto_tree_add_uint(flags_tree, hf_erf_ehdr_class_flags_drop, tvb, 0, 0, value);
476 proto_tree_add_uint(flags_tree, hf_erf_ehdr_class_flags_str, tvb, 0, 0, value);
477 proto_tree_add_uint(int_tree, hf_erf_ehdr_class_seqnum, tvb, 0, 0, (guint32)hdr);
482 dissect_intercept_ex_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *pseudo_hdr_tree, int idx)
484 proto_item *int_item= NULL;
485 proto_tree *int_tree = NULL;
486 guint64 hdr = pinfo->pseudo_header->erf.ehdr_list[idx].ehdr;
487 if (pseudo_hdr_tree){
488 int_item = proto_tree_add_text(pseudo_hdr_tree, tvb, 0, 0, "InterceptID");
489 int_tree = proto_item_add_subtree(int_item, ett_erf_pseudo_hdr);
490 PROTO_ITEM_SET_GENERATED(int_item);
492 proto_tree_add_uint(int_tree, hf_erf_ehdr_t , tvb, 0, 0, (guint8)((hdr >> 56) & 0x7F));
493 proto_tree_add_uint(int_tree, hf_erf_ehdr_int_res1, tvb, 0, 0, (guint8)((hdr >> 48) & 0xFF));
494 proto_tree_add_uint(int_tree, hf_erf_ehdr_int_id, tvb, 0, 0, (guint16)((hdr >> 32 ) & 0xFFFF));
495 proto_tree_add_uint(int_tree, hf_erf_ehdr_int_res2, tvb, 0, 0, (guint32)hdr);
500 dissect_raw_link_ex_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *pseudo_hdr_tree, int idx)
502 proto_item *int_item= NULL;
503 proto_tree *int_tree = NULL;
504 guint64 hdr = pinfo->pseudo_header->erf.ehdr_list[idx].ehdr;
506 if (pseudo_hdr_tree){
507 int_item = proto_tree_add_text(pseudo_hdr_tree, tvb, 0, 0, "Raw Link");
508 int_tree = proto_item_add_subtree(int_item, ett_erf_pseudo_hdr);
509 PROTO_ITEM_SET_GENERATED(int_item);
511 proto_tree_add_uint(int_tree, hf_erf_ehdr_t , tvb, 0, 0, (guint8)((hdr >> 56) & 0x7F));
512 proto_tree_add_uint(int_tree, hf_erf_ehdr_raw_link_res , tvb, 0, 0, (guint32)((hdr >> 32) & 0xFFFFFF));
513 proto_tree_add_uint(int_tree, hf_erf_ehdr_raw_link_seqnum , tvb, 0, 0, (guint32)((hdr >> 16) & 0xffff));
514 proto_tree_add_uint(int_tree, hf_erf_ehdr_raw_link_rate, tvb, 0, 0, (guint32)((hdr >> 8) & 0x00ff));
515 proto_tree_add_uint(int_tree, hf_erf_ehdr_raw_link_type, tvb, 0, 0, (guint32)(hdr & 0x00ff));
520 dissect_unknown_ex_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *pseudo_hdr_tree, int idx)
522 proto_item *unk_item= NULL;
523 proto_tree *unk_tree = NULL;
524 guint64 hdr = pinfo->pseudo_header->erf.ehdr_list[idx].ehdr;
526 if (pseudo_hdr_tree){
527 unk_item = proto_tree_add_text(pseudo_hdr_tree, tvb, 0, 0, "Unknown");
528 unk_tree = proto_item_add_subtree(unk_item, ett_erf_pseudo_hdr);
529 PROTO_ITEM_SET_GENERATED(unk_item);
531 proto_tree_add_uint(unk_tree, hf_erf_ehdr_t , tvb, 0, 0, (guint8)((hdr >> 56) & 0x7F));
532 proto_tree_add_uint64(unk_tree, hf_erf_ehdr_unk, tvb, 0, 0, hdr);
537 dissect_mc_hdlc_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
539 proto_item *mc_hdlc_item = NULL;
540 proto_tree *mc_hdlc_tree = NULL;
541 struct erf_mc_hdlc_hdrx * mc_hdlc;
544 mc_hdlc_item = proto_tree_add_text(tree, tvb, 0, 0, "Multi Channel HDLC Header");
545 mc_hdlc_tree = proto_item_add_subtree(mc_hdlc_item, ett_erf_mc_hdlc);
546 PROTO_ITEM_SET_GENERATED(mc_hdlc_item);
547 mc_hdlc = (struct erf_mc_hdlc_hdrx *) (&pinfo->pseudo_header->erf.subhdr.mc_hdr);
549 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_cn, tvb, 0, 0, mc_hdlc->byte01);
550 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_res1, tvb, 0, 0, mc_hdlc->byte01);
551 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_res2, tvb, 0, 0, mc_hdlc->byte2);
552 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_fcse, tvb, 0, 0, mc_hdlc->byte3);
553 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_sre, tvb, 0, 0, mc_hdlc->byte3);
554 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_lre, tvb, 0, 0, mc_hdlc->byte3);
555 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_afe, tvb, 0, 0, mc_hdlc->byte3);
556 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_oe, tvb, 0, 0, mc_hdlc->byte3);
557 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_lbe, tvb, 0, 0, mc_hdlc->byte3);
558 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_first, tvb, 0, 0, mc_hdlc->byte3);
559 proto_tree_add_uint(mc_hdlc_tree, hf_erf_mc_hdlc_res3, tvb, 0, 0, mc_hdlc->byte3);
564 dissect_mc_raw_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
566 proto_item *mc_raw_item = NULL;
567 proto_tree *mc_raw_tree = NULL;
568 struct erf_mc_raw_hdrx * mc_raw;
571 mc_raw_item = proto_tree_add_text(tree, tvb, 0, 0, "Multi Channel RAW Header");
572 mc_raw_tree = proto_item_add_subtree(mc_raw_item, ett_erf_mc_raw);
573 PROTO_ITEM_SET_GENERATED(mc_raw_item);
574 mc_raw = (struct erf_mc_raw_hdrx *) (&pinfo->pseudo_header->erf.subhdr.mc_hdr);
576 proto_tree_add_uint(mc_raw_tree, hf_erf_mc_raw_int, tvb, 0, 0, mc_raw->byte0);
577 proto_tree_add_uint(mc_raw_tree, hf_erf_mc_raw_res1, tvb, 0, 0, mc_raw->byte0);
578 proto_tree_add_uint(mc_raw_tree, hf_erf_mc_raw_res2, tvb, 0, 0, mc_raw->byte12);
579 proto_tree_add_uint(mc_raw_tree, hf_erf_mc_raw_res3, tvb, 0, 0, mc_raw->byte3);
580 proto_tree_add_uint(mc_raw_tree, hf_erf_mc_raw_sre, tvb, 0, 0, mc_raw->byte3);
581 proto_tree_add_uint(mc_raw_tree, hf_erf_mc_raw_lre, tvb, 0, 0, mc_raw->byte3);
582 proto_tree_add_uint(mc_raw_tree, hf_erf_mc_raw_res4, tvb, 0, 0, mc_raw->byte3);
583 proto_tree_add_uint(mc_raw_tree, hf_erf_mc_raw_lbe, tvb, 0, 0, mc_raw->byte3);
584 proto_tree_add_uint(mc_raw_tree, hf_erf_mc_raw_first, tvb, 0, 0, mc_raw->byte3);
585 proto_tree_add_uint(mc_raw_tree, hf_erf_mc_raw_res5, tvb, 0, 0, mc_raw->byte3);
590 dissect_mc_atm_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
592 proto_item *mc_atm_item = NULL;
593 proto_tree *mc_atm_tree = NULL;
594 struct erf_mc_atm_hdrx * mc_atm;
597 mc_atm_item = proto_tree_add_text(tree, tvb, 0, 0, "Multi Channel ATM Header");
598 mc_atm_tree = proto_item_add_subtree(mc_atm_item, ett_erf_mc_atm);
599 PROTO_ITEM_SET_GENERATED(mc_atm_item);
600 mc_atm = (struct erf_mc_atm_hdrx *) (&pinfo->pseudo_header->erf.subhdr.mc_hdr);
602 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_cn, tvb, 0, 0, mc_atm->byte01);
603 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_res1, tvb, 0, 0, mc_atm->byte01);
604 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_mul, tvb, 0, 0, mc_atm->byte01);
606 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_port, tvb, 0, 0, mc_atm->byte2);
607 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_res2, tvb, 0, 0, mc_atm->byte2);
609 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_lbe, tvb, 0, 0, mc_atm->byte3);
610 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_hec, tvb, 0, 0, mc_atm->byte3);
611 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_crc10, tvb, 0, 0, mc_atm->byte3);
612 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_oamcell, tvb, 0, 0, mc_atm->byte3);
613 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_first, tvb, 0, 0, mc_atm->byte3);
614 proto_tree_add_uint(mc_atm_tree, hf_erf_mc_atm_res3, tvb, 0, 0, mc_atm->byte3);
619 dissect_mc_rawlink_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
621 proto_item *mc_rawl_item = NULL;
622 proto_tree *mc_rawl_tree = NULL;
623 struct erf_mc_rawl_hdrx * mc_rawl;
626 mc_rawl_item = proto_tree_add_text(tree, tvb, 0, 0, "Multi Channel RAW Link Header");
627 mc_rawl_tree = proto_item_add_subtree(mc_rawl_item, ett_erf_mc_rawlink);
628 PROTO_ITEM_SET_GENERATED(mc_rawl_item);
629 mc_rawl = (struct erf_mc_rawl_hdrx *) (&pinfo->pseudo_header->erf.subhdr.mc_hdr);
631 proto_tree_add_uint(mc_rawl_tree, hf_erf_mc_rawl_cn, tvb, 0, 0, mc_rawl->byte01);
632 proto_tree_add_uint(mc_rawl_tree, hf_erf_mc_rawl_res2, tvb, 0, 0, mc_rawl->byte3);
633 proto_tree_add_uint(mc_rawl_tree, hf_erf_mc_rawl_lbe, tvb, 0, 0, mc_rawl->byte3);
634 proto_tree_add_uint(mc_rawl_tree, hf_erf_mc_rawl_first, tvb, 0, 0, mc_rawl->byte3);
635 proto_tree_add_uint(mc_rawl_tree, hf_erf_mc_rawl_res3, tvb, 0, 0, mc_rawl->byte3);
640 dissect_mc_aal5_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
642 proto_item *mc_aal5_item = NULL;
643 proto_tree *mc_aal5_tree = NULL;
644 struct erf_mc_aal5_hdrx * mc_aal5;
647 mc_aal5_item = proto_tree_add_text(tree, tvb, 0, 0, "Multi Channel AAL5 Header");
648 mc_aal5_tree = proto_item_add_subtree(mc_aal5_item, ett_erf_mc_aal5);
649 PROTO_ITEM_SET_GENERATED(mc_aal5_item);
650 mc_aal5 = (struct erf_mc_aal5_hdrx *) (&pinfo->pseudo_header->erf.subhdr.mc_hdr);
652 proto_tree_add_uint(mc_aal5_tree, hf_erf_mc_aal5_cn, tvb, 0, 0, mc_aal5->byte01);
653 proto_tree_add_uint(mc_aal5_tree, hf_erf_mc_aal5_res1, tvb, 0, 0, mc_aal5->byte01);
655 proto_tree_add_uint(mc_aal5_tree, hf_erf_mc_aal5_port, tvb, 0, 0, mc_aal5->byte2);
656 proto_tree_add_uint(mc_aal5_tree, hf_erf_mc_aal5_crcck, tvb, 0, 0, mc_aal5->byte2);
657 proto_tree_add_uint(mc_aal5_tree, hf_erf_mc_aal5_crce, tvb, 0, 0, mc_aal5->byte2);
658 proto_tree_add_uint(mc_aal5_tree, hf_erf_mc_aal5_lenck, tvb, 0, 0, mc_aal5->byte2);
659 proto_tree_add_uint(mc_aal5_tree, hf_erf_mc_aal5_lene, tvb, 0, 0, mc_aal5->byte2);
661 proto_tree_add_uint(mc_aal5_tree, hf_erf_mc_aal5_res2, tvb, 0, 0, mc_aal5->byte3);
662 proto_tree_add_uint(mc_aal5_tree, hf_erf_mc_aal5_first, tvb, 0, 0, mc_aal5->byte3);
663 proto_tree_add_uint(mc_aal5_tree, hf_erf_mc_aal5_res3, tvb, 0, 0, mc_aal5->byte3);
668 dissect_mc_aal2_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
670 proto_item *mc_aal2_item = NULL;
671 proto_tree *mc_aal2_tree = NULL;
672 struct erf_mc_aal2_hdrx * mc_aal2;
675 mc_aal2_item = proto_tree_add_text(tree, tvb, 0, 0, "Multi Channel AAL2 Header");
676 mc_aal2_tree = proto_item_add_subtree(mc_aal2_item, ett_erf_mc_aal2);
677 PROTO_ITEM_SET_GENERATED(mc_aal2_item);
678 mc_aal2 = (struct erf_mc_aal2_hdrx *) (&pinfo->pseudo_header->erf.subhdr.mc_hdr);
680 proto_tree_add_uint(mc_aal2_tree, hf_erf_mc_aal2_cn, tvb, 0, 0, mc_aal2->byte01);
681 proto_tree_add_uint(mc_aal2_tree, hf_erf_mc_aal2_res1, tvb, 0, 0, mc_aal2->byte01);
682 proto_tree_add_uint(mc_aal2_tree, hf_erf_mc_aal2_res2, tvb, 0, 0, mc_aal2->byte01);
684 proto_tree_add_uint(mc_aal2_tree, hf_erf_mc_aal2_port, tvb, 0, 0, mc_aal2->byte2);
685 proto_tree_add_uint(mc_aal2_tree, hf_erf_mc_aal2_res3, tvb, 0, 0, mc_aal2->byte2);
686 proto_tree_add_uint(mc_aal2_tree, hf_erf_mc_aal2_first, tvb, 0, 0, mc_aal2->byte2);
687 proto_tree_add_uint(mc_aal2_tree, hf_erf_mc_aal2_maale, tvb, 0, 0, mc_aal2->byte2);
688 proto_tree_add_uint(mc_aal2_tree, hf_erf_mc_aal2_lene, tvb, 0, 0, mc_aal2->byte2);
690 proto_tree_add_uint(mc_aal2_tree, hf_erf_mc_aal2_cid, tvb, 0, 0, mc_aal2->byte3);
695 dissect_eth_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
697 proto_item *eth_item = NULL;
698 proto_tree *eth_tree = NULL;
699 struct erf_eth_hdrx * eth_hdr;
702 eth_item = proto_tree_add_text(tree, tvb, 0, 0, "Ethernet Header");
703 eth_tree = proto_item_add_subtree(eth_item, ett_erf_eth);
704 PROTO_ITEM_SET_GENERATED(eth_item);
705 eth_hdr = (struct erf_eth_hdrx *) (&pinfo->pseudo_header->erf.subhdr.eth_hdr);
707 proto_tree_add_uint(eth_tree, hf_erf_eth_off, tvb, 0, 0, eth_hdr->byte0);
708 proto_tree_add_uint(eth_tree, hf_erf_eth_res1, tvb, 0, 0, eth_hdr->byte1);
713 dissect_erf_pseudo_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
716 proto_item *pseudo_hdr_item = NULL, *flags_item = NULL, *types_item = NULL;
717 proto_tree *pseudo_hdr_tree = NULL, *flags_tree = NULL, *types_tree = NULL;
719 pseudo_hdr_item = proto_tree_add_text(tree, tvb, 0, 0, "ERF Header");
720 pseudo_hdr_tree = proto_item_add_subtree(pseudo_hdr_item, ett_erf_pseudo_hdr);
721 PROTO_ITEM_SET_GENERATED( pseudo_hdr_item);
723 pi=proto_tree_add_uint64(pseudo_hdr_tree, hf_erf_ts, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.ts);
725 types_item = proto_tree_add_text(pseudo_hdr_tree, tvb, 0, 0, "Header type");
726 PROTO_ITEM_SET_GENERATED(types_item);
728 types_tree = proto_item_add_subtree(types_item, ett_erf_types);
729 pi=proto_tree_add_uint(types_tree, hf_erf_type, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.type);
730 pi=proto_tree_add_uint(types_tree, hf_erf_ehdr, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.type);
732 flags_item=proto_tree_add_uint(pseudo_hdr_tree, hf_erf_flags, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.flags);
733 flags_tree = proto_item_add_subtree(flags_item, ett_erf_flags);
735 pi=proto_tree_add_uint(flags_tree, hf_erf_flags_cap, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.flags);
736 pi=proto_tree_add_uint(flags_tree, hf_erf_flags_vlen, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.flags);
737 pi=proto_tree_add_uint(flags_tree, hf_erf_flags_trunc, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.flags);
738 pi=proto_tree_add_uint(flags_tree, hf_erf_flags_rxe, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.flags);
739 pi=proto_tree_add_uint(flags_tree, hf_erf_flags_dse, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.flags);
740 pi=proto_tree_add_uint(flags_tree, hf_erf_flags_res, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.flags);
742 pi=proto_tree_add_uint(pseudo_hdr_tree, hf_erf_rlen, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.rlen);
743 pi=proto_tree_add_uint(pseudo_hdr_tree, hf_erf_lctr, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.lctr);
744 if (pinfo->pseudo_header->erf.phdr.lctr > 0)
745 expert_add_info_format(pinfo, pi, PI_SEQUENCE, PI_WARN, "Packet loss occurred between previous and current packet");
747 pi=proto_tree_add_uint(pseudo_hdr_tree, hf_erf_wlen, tvb, 0, 0, pinfo->pseudo_header->erf.phdr.wlen);
751 dissect_erf_pseudo_extension_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
754 proto_item *pseudo_hdr_item = NULL;
755 proto_tree *pseudo_hdr_tree = NULL;
757 guint8 has_more = pinfo->pseudo_header->erf.phdr.type & 0x80;
759 int max = sizeof(pinfo->pseudo_header->erf.ehdr_list)/sizeof(struct erf_ehdr);
761 pseudo_hdr_item = proto_tree_add_text(tree, tvb, 0, 0, "ERF Extension Headers");
762 pseudo_hdr_tree = proto_item_add_subtree(pseudo_hdr_item, ett_erf_pseudo_hdr);
763 PROTO_ITEM_SET_GENERATED(pseudo_hdr_item);
765 while(has_more && i < max){
766 type = (guint8) (pinfo->pseudo_header->erf.ehdr_list[i].ehdr >> 56);
769 case EXT_HDR_TYPE_CLASSIFICATION:
770 dissect_classification_ex_header(tvb, pinfo, pseudo_hdr_tree, i);
772 case EXT_HDR_TYPE_INTERCEPTID:
773 dissect_intercept_ex_header(tvb, pinfo, pseudo_hdr_tree, i);
775 case EXT_HDR_TYPE_RAW_LINK:
776 dissect_raw_link_ex_header(tvb, pinfo, pseudo_hdr_tree, i);
779 dissect_unknown_ex_header(tvb, pinfo, pseudo_hdr_tree, i);
782 has_more = type & 0x80;
786 pi = proto_tree_add_text(pseudo_hdr_tree, tvb, 0, 0, "More extension header present");
787 expert_add_info_format(pinfo, pi, PI_SEQUENCE, PI_WARN, "Some of the extension headers are not shown");
793 dissect_erf(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
798 proto_item *erf_item = NULL;
799 proto_tree *erf_tree = NULL;
800 guint atm_pdu_caplen;
801 const guint8 *atm_pdu;
802 erf_hdlc_type_vals hdlc_type;
806 erf_type=pinfo->pseudo_header->erf.phdr.type & 0x7F;
808 col_set_str(pinfo->cinfo, COL_PROTOCOL, "ERF");
810 if (check_col(pinfo->cinfo, COL_INFO)) {
811 col_add_fstr(pinfo->cinfo, COL_INFO, "%s",
812 val_to_str(erf_type, erf_type_vals, "Unknown type %u"));
816 erf_item = proto_tree_add_item(tree, proto_erf, tvb, 0, -1, FALSE);
817 erf_tree = proto_item_add_subtree(erf_item, ett_erf);
819 dissect_erf_pseudo_header(tvb, pinfo, erf_tree);
820 if (pinfo->pseudo_header->erf.phdr.type & 0x80){
821 dissect_erf_pseudo_extension_header(tvb, pinfo, erf_tree);
825 flags = pinfo->pseudo_header->erf.phdr.flags;
827 * Set if frame is Received or Sent.
828 * XXX - this is really testing the low-order bit of the capture
829 * interface number, so interface 0 is assumed to be capturing
830 * in one direction on a bi-directional link, interface 1 is
831 * assumed to be capturing in the other direction on that link,
832 * and interfaces 2 and 3 are assumed to be capturing in two
833 * different directions on another link. We don't distinguish
834 * between the two links.
836 pinfo->p2p_dir = ( (flags & 0x01) ? P2P_DIR_RECV : P2P_DIR_SENT);
840 case ERF_TYPE_RAW_LINK:
841 call_dissector(data_handle, tvb, pinfo, erf_tree);
846 call_dissector(ipv4_handle, tvb, pinfo, erf_tree);
848 call_dissector(data_handle, tvb, pinfo, erf_tree);
853 call_dissector(ipv6_handle, tvb, pinfo, erf_tree);
855 call_dissector(data_handle, tvb, pinfo, erf_tree);
858 case ERF_TYPE_INFINIBAND:
859 if (infiniband_handle)
860 call_dissector(infiniband_handle, tvb, pinfo, erf_tree);
862 call_dissector(data_handle, tvb, pinfo, erf_tree);
865 case ERF_TYPE_LEGACY:
866 case ERF_TYPE_IP_COUNTER:
867 case ERF_TYPE_TCP_FLOW_COUNTER:
875 case ERF_TYPE_MC_RAW:
876 dissect_mc_raw_header(tvb, pinfo, erf_tree);
878 call_dissector(data_handle, tvb, pinfo, tree);
881 case ERF_TYPE_MC_RAW_CHANNEL:
882 dissect_mc_rawlink_header(tvb, pinfo, erf_tree);
884 call_dissector(data_handle, tvb, pinfo, tree);
887 case ERF_TYPE_MC_ATM:
888 dissect_mc_atm_header(tvb, pinfo, erf_tree);
889 /* continue with type ATM */
892 memset(&pinfo->pseudo_header->atm, 0, sizeof(pinfo->pseudo_header->atm));
893 atm_hdr = tvb_get_ntohl(tvb, 0);
894 pinfo->pseudo_header->atm.vpi = ((atm_hdr & 0x0ff00000) >> 20);
895 pinfo->pseudo_header->atm.vci = ((atm_hdr & 0x000ffff0) >> 4);
896 pinfo->pseudo_header->atm.channel = (flags & 0x03);
898 new_tvb = tvb_new_subset_remaining(tvb, ATM_HDR_LENGTH);
899 /* Work around to have decoding working */
900 if (erf_rawcell_first) {
901 /* Treat this as a (short) ATM AAL5 PDU */
902 pinfo->pseudo_header->atm.aal = AAL_5;
903 switch (erf_aal5_type) {
906 pinfo->pseudo_header->atm.type = TRAF_UNKNOWN;
907 pinfo->pseudo_header->atm.subtype = TRAF_ST_UNKNOWN;
908 /* Try to guess the type according to the first bytes */
909 atm_pdu_caplen = tvb_length(new_tvb);
910 atm_pdu = tvb_get_ptr(new_tvb, 0, atm_pdu_caplen);
911 erf_atm_guess_traffic_type(atm_pdu, atm_pdu_caplen, pinfo->pseudo_header);
915 pinfo->pseudo_header->atm.type = TRAF_LLCMX;
916 pinfo->pseudo_header->atm.subtype = TRAF_ST_UNKNOWN;
920 call_dissector(atm_untruncated_handle, new_tvb, pinfo, tree);
922 /* Treat this as a raw cell */
923 pinfo->pseudo_header->atm.flags |= ATM_RAW_CELL;
924 pinfo->pseudo_header->atm.aal = AAL_UNKNOWN;
926 call_dissector(data_handle, new_tvb, pinfo, tree);
930 case ERF_TYPE_MC_AAL5:
931 dissect_mc_aal5_header(tvb, pinfo, erf_tree);
932 /* continue with type AAL5 */
935 atm_hdr = tvb_get_ntohl(tvb, 0);
936 memset(&pinfo->pseudo_header->atm, 0, sizeof(pinfo->pseudo_header->atm));
937 pinfo->pseudo_header->atm.vpi = ((atm_hdr & 0x0ff00000) >> 20);
938 pinfo->pseudo_header->atm.vci = ((atm_hdr & 0x000ffff0) >> 4);
939 pinfo->pseudo_header->atm.channel = (flags & 0x03);
941 new_tvb = tvb_new_subset_remaining(tvb, ATM_HDR_LENGTH);
942 /* Work around to have decoding working */
943 pinfo->pseudo_header->atm.aal = AAL_5;
944 switch (erf_aal5_type) {
947 pinfo->pseudo_header->atm.type = TRAF_UNKNOWN;
948 pinfo->pseudo_header->atm.subtype = TRAF_ST_UNKNOWN;
949 /* Try to guess the type according to the first bytes */
950 atm_pdu_caplen = tvb_length(new_tvb);
951 atm_pdu = tvb_get_ptr(new_tvb, 0, atm_pdu_caplen);
952 erf_atm_guess_traffic_type(atm_pdu, atm_pdu_caplen, pinfo->pseudo_header);
956 pinfo->pseudo_header->atm.type = TRAF_LLCMX;
957 pinfo->pseudo_header->atm.subtype = TRAF_ST_UNKNOWN;
961 call_dissector(atm_untruncated_handle, new_tvb, pinfo, tree);
964 case ERF_TYPE_MC_AAL2:
965 dissect_mc_aal2_header(tvb, pinfo, erf_tree);
966 /* continue with type AAL2 */
969 atm_hdr = tvb_get_ntohl(tvb, 0);
970 memset(&pinfo->pseudo_header->atm, 0, sizeof(pinfo->pseudo_header->atm));
971 pinfo->pseudo_header->atm.vpi = ((atm_hdr & 0x0ff00000) >> 20);
972 pinfo->pseudo_header->atm.vci = ((atm_hdr & 0x000ffff0) >> 4);
973 pinfo->pseudo_header->atm.channel = (flags & 0x03);
974 /* Work around to have decoding working */
975 pinfo->pseudo_header->atm.aal = AAL_2;
976 pinfo->pseudo_header->atm.type = TRAF_UNKNOWN;
977 pinfo->pseudo_header->atm.subtype = TRAF_ST_UNKNOWN;
979 new_tvb = tvb_new_subset_remaining(tvb, ATM_HDR_LENGTH);
980 call_dissector(atm_untruncated_handle, new_tvb, pinfo, tree);
984 case ERF_TYPE_COLOR_ETH:
985 case ERF_TYPE_DSM_COLOR_ETH:
986 dissect_eth_header(tvb, pinfo, erf_tree);
988 call_dissector(ethwithfcs_handle, tvb, pinfo, tree);
990 call_dissector(ethwithoutfcs_handle, tvb, pinfo, tree);
993 case ERF_TYPE_MC_HDLC:
994 dissect_mc_hdlc_header(tvb, pinfo, erf_tree);
995 /* continue with type HDLC */
997 case ERF_TYPE_HDLC_POS:
998 case ERF_TYPE_COLOR_HDLC_POS:
999 case ERF_TYPE_DSM_COLOR_HDLC_POS:
1000 case ERF_TYPE_COLOR_MC_HDLC_POS:
1001 hdlc_type = erf_hdlc_type;
1003 if (hdlc_type == ERF_HDLC_GUESS) {
1004 /* Try to guess the type. */
1005 first_byte = tvb_get_guint8(tvb, 0);
1006 if (first_byte == 0x0f || first_byte == 0x8f)
1007 hdlc_type = ERF_HDLC_CHDLC;
1009 /* Anything to check for to recognize Frame Relay or MTP2?
1010 Should we require PPP packets to beging with FF 03? */
1011 hdlc_type = ERF_HDLC_PPP;
1014 /* Clean the pseudo header (if used in subdissector) and call the
1015 appropriate subdissector. */
1016 switch (hdlc_type) {
1017 case ERF_HDLC_CHDLC:
1018 call_dissector(chdlc_handle, tvb, pinfo, tree);
1021 call_dissector(ppp_handle, tvb, pinfo, tree);
1023 case ERF_HDLC_FRELAY:
1024 memset(&pinfo->pseudo_header->x25, 0, sizeof(pinfo->pseudo_header->x25));
1025 call_dissector(frelay_handle, tvb, pinfo, tree);
1028 /* not used, but .. */
1029 memset(&pinfo->pseudo_header->mtp2, 0, sizeof(pinfo->pseudo_header->mtp2));
1030 call_dissector(mtp2_handle, tvb, pinfo, tree);
1043 proto_register_erf(void)
1046 static hf_register_info hf[] = {
1048 { &hf_erf_ts, { "Timestamp", "erf.ts", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL } },
1049 { &hf_erf_types, { "types", "erf.types", FT_UINT8, BASE_DEC, NULL, 0xFF, NULL, HFILL } },
1050 { &hf_erf_type, { "type", "erf.types.type", FT_UINT8, BASE_DEC, VALS(erf_type_vals), 0x7F, NULL, HFILL } },
1051 { &hf_erf_ehdr, { "Extension header present", "erf.types.ext_header", FT_UINT8, BASE_DEC, NULL, 0x80, NULL, HFILL } },
1052 { &hf_erf_flags,{ "flags", "erf.flags", FT_UINT8, BASE_DEC, NULL, 0xFF, NULL, HFILL } },
1053 { &hf_erf_flags_cap,{ "capture interface", "erf.flags.cap", FT_UINT8, BASE_DEC, NULL, 0x03, NULL, HFILL } },
1054 { &hf_erf_flags_vlen,{ "varying record length", "erf.flags.vlen", FT_UINT8, BASE_DEC, NULL, 0x04, NULL, HFILL } },
1055 { &hf_erf_flags_trunc,{ "truncated", "erf.flags.trunc", FT_UINT8, BASE_DEC, NULL, 0x08, NULL, HFILL } },
1056 { &hf_erf_flags_rxe,{ "rx error", "erf.flags.rxe", FT_UINT8, BASE_DEC, NULL, 0x10, NULL, HFILL } },
1057 { &hf_erf_flags_dse,{ "ds error", "erf.flags.dse", FT_UINT8, BASE_DEC, NULL, 0x20, NULL, HFILL } },
1058 { &hf_erf_flags_res,{ "reserved", "erf.flags.res", FT_UINT8, BASE_DEC, NULL, 0xC0, NULL, HFILL } },
1059 { &hf_erf_rlen, { "record length", "erf.rlen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } },
1060 { &hf_erf_lctr, { "loss counter", "erf.lctr", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } },
1061 { &hf_erf_wlen, { "wire length", "erf.wlen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } },
1063 { &hf_erf_ehdr_t, { "Extension Type", "erf.ehdr.types", FT_UINT8, BASE_DEC, VALS(ehdr_type_vals), 0x0, NULL, HFILL } },
1065 /* Intercept ID Extension Header */
1066 { &hf_erf_ehdr_int_res1, { "Reserved", "erf.ehdr.int.res1", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } },
1067 { &hf_erf_ehdr_int_id, { "Intercept ID", "erf.ehdr.int.intid", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } },
1068 { &hf_erf_ehdr_int_res2, { "Reserved", "erf.ehdr.int.res2", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } },
1070 /* Raw Link Extension Header */
1071 { &hf_erf_ehdr_raw_link_res, { "Reserved", "erf.ehdr.raw.res", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } },
1072 { &hf_erf_ehdr_raw_link_seqnum, { "Sequence number", "erf.ehdr.raw.seqnum", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } },
1073 { &hf_erf_ehdr_raw_link_rate, { "Rate", "erf.ehdr.raw.rate", FT_UINT8, BASE_DEC, VALS(raw_link_rates), 0x0, NULL, HFILL } },
1074 { &hf_erf_ehdr_raw_link_type, { "Link Type", "erf.ehdr.raw.link_type", FT_UINT8, BASE_DEC, VALS(raw_link_types), 0x0, NULL, HFILL } },
1076 /* Classification Extension Header */
1077 { &hf_erf_ehdr_class_flags, { "Flags", "erf.ehdr.class.flags", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } },
1078 { &hf_erf_ehdr_class_flags_sh, { "Search hit", "erf.ehdr.class.flags.sh", FT_UINT32, BASE_DEC, NULL, EHDR_CLASS_SH_MASK, NULL, HFILL } },
1079 { &hf_erf_ehdr_class_flags_shm, { "Multiple search hits", "erf.ehdr.class.flags.shm", FT_UINT32, BASE_DEC, NULL, EHDR_CLASS_SHM_MASK, NULL, HFILL } },
1080 { &hf_erf_ehdr_class_flags_res1, { "Reserved", "erf.ehdr.class.flags.res1", FT_UINT32, BASE_DEC, NULL, EHDR_CLASS_RES1_MASK, NULL, HFILL } },
1081 { &hf_erf_ehdr_class_flags_user, { "User classification", "erf.ehdr.class.flags.user", FT_UINT32, BASE_DEC, NULL, EHDR_CLASS_USER_MASK, NULL, HFILL } },
1082 { &hf_erf_ehdr_class_flags_res2, { "Reserved", "erf.ehdr.class.flags.res2", FT_UINT32, BASE_DEC, NULL, EHDR_CLASS_RES2_MASK, NULL, HFILL } },
1083 { &hf_erf_ehdr_class_flags_drop, { "Drop Steering Bit", "erf.ehdr.class.flags.drop", FT_UINT32, BASE_DEC, NULL, EHDR_CLASS_DROP_MASK, NULL, HFILL } },
1084 { &hf_erf_ehdr_class_flags_str, { "Stream Steering Bits", "erf.ehdr.class.flags.str", FT_UINT32, BASE_DEC, NULL, EHDR_CLASS_STER_MASK, NULL, HFILL } },
1085 { &hf_erf_ehdr_class_seqnum, { "Sequence number", "erf.ehdr.class.seqnum", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } },
1087 /* Unknown Extension Header */
1088 { &hf_erf_ehdr_unk, { "Data", "erf.ehdr.unknown.data", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL } },
1090 /* MC HDLC Header */
1091 { &hf_erf_mc_hdlc_cn, { "connection number", "erf.mchdlc.cn", FT_UINT16, BASE_DEC, NULL, MC_HDLC_CN_MASK, NULL, HFILL } },
1092 { &hf_erf_mc_hdlc_res1, { "reserved", "erf.mchdlc.res1", FT_UINT16, BASE_DEC, NULL, MC_HDLC_RES1_MASK, NULL, HFILL } },
1093 { &hf_erf_mc_hdlc_res2, { "reserved", "erf.mchdlc.res2", FT_UINT8, BASE_DEC, NULL, MC_HDLC_RES2_MASK, NULL, HFILL } },
1094 { &hf_erf_mc_hdlc_fcse, { "FCS error", "erf.mchdlc.fcse", FT_UINT8, BASE_DEC, NULL, MC_HDLC_FCSE_MASK, NULL, HFILL } },
1095 { &hf_erf_mc_hdlc_sre, { "Short record error", "erf.mchdlc.sre", FT_UINT8, BASE_DEC, NULL, MC_HDLC_SRE_MASK, NULL, HFILL } },
1096 { &hf_erf_mc_hdlc_lre, { "Long record error", "erf.mchdlc.lre", FT_UINT8, BASE_DEC, NULL, MC_HDLC_LRE_MASK, NULL, HFILL } },
1097 { &hf_erf_mc_hdlc_afe, { "Aborted frame error", "erf.mchdlc.afe", FT_UINT8, BASE_DEC, NULL, MC_HDLC_AFE_MASK, NULL, HFILL } },
1098 { &hf_erf_mc_hdlc_oe, { "Octet error", "erf.mchdlc.oe", FT_UINT8, BASE_DEC, NULL, MC_HDLC_OE_MASK, NULL, HFILL } },
1099 { &hf_erf_mc_hdlc_lbe, { "Lost byte error", "erf.mchdlc.lbe", FT_UINT8, BASE_DEC, NULL, MC_HDLC_LBE_MASK, NULL, HFILL } },
1100 { &hf_erf_mc_hdlc_first, { "First record", "erf.mchdlc.first", FT_UINT8, BASE_DEC, NULL, MC_HDLC_FIRST_MASK, NULL, HFILL } },
1101 { &hf_erf_mc_hdlc_res3, { "reserved", "erf.mchdlc.res3", FT_UINT8, BASE_DEC, NULL, MC_HDLC_RES3_MASK, NULL, HFILL } },
1104 { &hf_erf_mc_raw_int, { "physical interface", "erf.mcraw.int", FT_UINT8, BASE_DEC, NULL, MC_RAW_INT_MASK, NULL, HFILL } },
1105 { &hf_erf_mc_raw_res1, { "reserved", "erf.mcraw.res1", FT_UINT8, BASE_DEC, NULL, MC_RAW_RES1_MASK, NULL, HFILL } },
1106 { &hf_erf_mc_raw_res2, { "reserved", "erf.mcraw.res2", FT_UINT16, BASE_DEC, NULL, MC_RAW_RES2_MASK, NULL, HFILL } },
1107 { &hf_erf_mc_raw_res3, { "reserved", "erf.mcraw.res3", FT_UINT8, BASE_DEC, NULL, MC_RAW_RES3_MASK, NULL, HFILL } },
1108 { &hf_erf_mc_raw_sre, { "Short record error", "erf.mcraw.sre", FT_UINT8, BASE_DEC, NULL, MC_RAW_SRE_MASK, NULL, HFILL } },
1109 { &hf_erf_mc_raw_lre, { "Long record error", "erf.mcraw.lre", FT_UINT8, BASE_DEC, NULL, MC_RAW_LRE_MASK, NULL, HFILL } },
1110 { &hf_erf_mc_raw_res4, { "reserved", "erf.mcraw.res4", FT_UINT8, BASE_DEC, NULL, MC_RAW_RES4_MASK, NULL, HFILL } },
1111 { &hf_erf_mc_raw_lbe, { "Lost byte error", "erf.mcraw.lbe", FT_UINT8, BASE_DEC, NULL, MC_RAW_LBE_MASK, NULL, HFILL } },
1112 { &hf_erf_mc_raw_first, { "First record", "erf.mcraw.first", FT_UINT8, BASE_DEC, NULL, MC_RAW_FIRST_MASK, NULL, HFILL } },
1113 { &hf_erf_mc_raw_res5, { "reserved", "erf.mcraw.res5", FT_UINT8, BASE_DEC, NULL, MC_RAW_RES5_MASK, NULL, HFILL } },
1116 { &hf_erf_mc_atm_cn, { "connection number", "erf.mcatm.cn", FT_UINT16, BASE_DEC, NULL, MC_ATM_CN_MASK, NULL, HFILL } },
1117 { &hf_erf_mc_atm_res1, { "reserved", "erf.mcatm.res1", FT_UINT16, BASE_DEC, NULL, MC_ATM_RES1_MASK, NULL, HFILL } },
1118 { &hf_erf_mc_atm_mul, { "multiplexed", "erf.mcatm.mul", FT_UINT16, BASE_DEC, NULL, MC_ATM_MUL_MASK, NULL, HFILL } },
1119 { &hf_erf_mc_atm_port, { "physical port", "erf.mcatm.port", FT_UINT8, BASE_DEC, NULL, MC_ATM_PORT_MASK, NULL, HFILL } },
1120 { &hf_erf_mc_atm_res2, { "reserved", "erf.mcatm.res2", FT_UINT8, BASE_DEC, NULL, MC_ATM_RES2_MASK, NULL, HFILL } },
1121 { &hf_erf_mc_atm_lbe, { "Lost Byte Error", "erf.mcatm.lbe", FT_UINT8, BASE_DEC, NULL, MC_ATM_LBE_MASK, NULL, HFILL } },
1122 { &hf_erf_mc_atm_hec, { "HEC corrected", "erf.mcatm.hec", FT_UINT8, BASE_DEC, NULL, MC_ATM_HEC_MASK, NULL, HFILL } },
1123 { &hf_erf_mc_atm_crc10, { "OAM Cell CRC10 Error (not implemented)", "erf.mcatm.crc10", FT_UINT8, BASE_DEC, NULL, MC_ATM_CRC10_MASK, NULL, HFILL } },
1124 { &hf_erf_mc_atm_oamcell, { "OAM Cell", "erf.mcatm.oamcell", FT_UINT8, BASE_DEC, NULL, MC_ATM_OAMCELL_MASK, NULL, HFILL } },
1125 { &hf_erf_mc_atm_first, { "First record", "erf.mcatm.first", FT_UINT8, BASE_DEC, NULL, MC_ATM_FIRST_MASK, NULL, HFILL } },
1126 { &hf_erf_mc_atm_res3, { "reserved", "erf.mcatm.res3", FT_UINT8, BASE_DEC, NULL, MC_ATM_RES3_MASK, NULL, HFILL } },
1128 /* MC RAW Link Header */
1129 { &hf_erf_mc_rawl_cn, { "connection number", "erf.mcrawl.cn", FT_UINT8, BASE_DEC, NULL, MC_RAWL_CN_MASK, NULL, HFILL } },
1130 { &hf_erf_mc_rawl_res1, { "reserved", "erf.mcrawl.res1", FT_UINT16, BASE_DEC, NULL, MC_RAWL_RES1_MASK, NULL, HFILL } },
1131 { &hf_erf_mc_rawl_res2, { "reserved", "erf.mcrawl.res2", FT_UINT8, BASE_DEC, NULL, MC_RAWL_RES2_MASK, NULL, HFILL } },
1132 { &hf_erf_mc_rawl_lbe, { "Lost byte error", "erf.mcrawl.lbe", FT_UINT8, BASE_DEC, NULL, MC_RAWL_LBE_MASK, NULL, HFILL } },
1133 { &hf_erf_mc_rawl_first, { "First record", "erf.mcrawl.first", FT_UINT8, BASE_DEC, NULL, MC_RAWL_FIRST_MASK, NULL, HFILL } },
1134 { &hf_erf_mc_rawl_res3, { "reserved", "erf.mcrawl.res5", FT_UINT8, BASE_DEC, NULL, MC_RAWL_RES3_MASK, NULL, HFILL } },
1136 /* MC AAL5 Header */
1137 { &hf_erf_mc_aal5_cn, { "connection number", "erf.mcaal5.cn", FT_UINT16, BASE_DEC, NULL, MC_AAL5_CN_MASK, NULL, HFILL } },
1138 { &hf_erf_mc_aal5_res1, { "reserved", "erf.mcaal5.res1", FT_UINT16, BASE_DEC, NULL, MC_AAL5_RES1_MASK, NULL, HFILL } },
1139 { &hf_erf_mc_aal5_port, { "physical port", "erf.mcaal5.port", FT_UINT8, BASE_DEC, NULL, MC_AAL5_PORT_MASK, NULL, HFILL } },
1140 { &hf_erf_mc_aal5_crcck, { "CRC checked", "erf.mcaal5.crcck", FT_UINT8, BASE_DEC, NULL, MC_AAL5_CRCCK_MASK, NULL, HFILL } },
1141 { &hf_erf_mc_aal5_crce, { "CRC error", "erf.mcaal5.crce", FT_UINT8, BASE_DEC, NULL, MC_AAL5_CRCE_MASK, NULL, HFILL } },
1142 { &hf_erf_mc_aal5_lenck, { "Length checked", "erf.mcaal5.lenck", FT_UINT8, BASE_DEC, NULL, MC_AAL5_LENCK_MASK, NULL, HFILL } },
1143 { &hf_erf_mc_aal5_lene, { "Length error", "erf.mcaal5.lene", FT_UINT8, BASE_DEC, NULL, MC_AAL5_LENE_MASK, NULL, HFILL } },
1144 { &hf_erf_mc_aal5_res2, { "reserved", "erf.mcaal5.res2", FT_UINT8, BASE_DEC, NULL, MC_AAL5_RES2_MASK, NULL, HFILL } },
1145 { &hf_erf_mc_aal5_first, { "First record", "erf.mcaal5.first", FT_UINT8, BASE_DEC, NULL, MC_AAL5_FIRST_MASK, NULL, HFILL } },
1146 { &hf_erf_mc_aal5_res3, { "reserved", "erf.mcaal5.res3", FT_UINT8, BASE_DEC, NULL, MC_AAL5_RES3_MASK, NULL, HFILL } },
1148 /* MC AAL2 Header */
1149 { &hf_erf_mc_aal2_cn, { "connection number", "erf.mcaal2.cn", FT_UINT16, BASE_DEC, NULL, MC_AAL2_CN_MASK, NULL, HFILL } },
1150 { &hf_erf_mc_aal2_res1, { "reserved for extra connection", "erf.mcaal2.res1", FT_UINT16, BASE_DEC, NULL, MC_AAL2_RES1_MASK, NULL, HFILL } },
1151 { &hf_erf_mc_aal2_res2, { "reserved for type", "erf.mcaal2.mul", FT_UINT16, BASE_DEC, NULL, MC_AAL2_RES2_MASK, NULL, HFILL } },
1152 { &hf_erf_mc_aal2_port, { "physical port", "erf.mcaal2.port", FT_UINT8, BASE_DEC, NULL, MC_AAL2_PORT_MASK, NULL, HFILL } },
1153 { &hf_erf_mc_aal2_res3, { "reserved", "erf.mcaal2.res2", FT_UINT8, BASE_DEC, NULL, MC_AAL2_RES3_MASK, NULL, HFILL } },
1154 { &hf_erf_mc_aal2_first, { "first cell received", "erf.mcaal2.lbe", FT_UINT8, BASE_DEC, NULL, MC_AAL2_FIRST_MASK, NULL, HFILL } },
1155 { &hf_erf_mc_aal2_maale, { "MAAL error", "erf.mcaal2.hec", FT_UINT8, BASE_DEC, NULL, MC_AAL2_MAALE_MASK, NULL, HFILL } },
1156 { &hf_erf_mc_aal2_lene, { "Length error", "erf.mcaal2.crc10", FT_UINT8, BASE_DEC, NULL, MC_AAL2_LENE_MASK, NULL, HFILL } },
1157 { &hf_erf_mc_aal2_cid, { "Channel Identification Number", "erf.mcaal2.cid", FT_UINT8, BASE_DEC, NULL, MC_AAL2_CID_MASK, NULL, HFILL } },
1160 { &hf_erf_eth_off, { "offset", "erf.eth.off", FT_UINT8, BASE_DEC, NULL, ETH_OFF_MASK, NULL, HFILL } },
1161 { &hf_erf_eth_res1, { "reserved", "erf.eth.res1", FT_UINT8, BASE_DEC, NULL, ETH_RES1_MASK, NULL, HFILL } },
1165 static gint *ett[] = {
1167 &ett_erf_pseudo_hdr,
1173 &ett_erf_mc_rawlink,
1179 static enum_val_t erf_hdlc_options[] = {
1180 { "chdlc", "Cisco HDLC", ERF_HDLC_CHDLC },
1181 { "ppp", "PPP serial", ERF_HDLC_PPP },
1182 { "frelay", "Frame Relay", ERF_HDLC_FRELAY },
1183 { "mtp2", "SS7 MTP2", ERF_HDLC_MTP2 },
1184 { "guess", "Attempt to guess", ERF_HDLC_GUESS },
1188 static enum_val_t erf_aal5_options[] = {
1189 { "guess", "Attempt to guess", ERF_AAL5_GUESS },
1190 { "llc", "LLC multiplexed", ERF_AAL5_LLC },
1194 module_t *erf_module;
1196 proto_erf = proto_register_protocol("Extensible Record Format", "ERF", "erf");
1197 register_dissector("erf", dissect_erf, proto_erf);
1199 proto_register_field_array(proto_erf, hf, array_length(hf));
1200 proto_register_subtree_array(ett, array_length(ett));
1202 erf_module = prefs_register_protocol(proto_erf, NULL);
1204 prefs_register_enum_preference(erf_module, "hdlc_type", "ERF_HDLC Layer 2",
1205 "Protocol encapsulated in HDLC records",
1206 &erf_hdlc_type, erf_hdlc_options, FALSE);
1208 prefs_register_bool_preference(erf_module, "rawcell_first",
1209 "Raw ATM cells are first cell of AAL5 PDU",
1210 "Whether raw ATM cells should be treated as "
1211 "the first cell of an AAL5 PDU",
1212 &erf_rawcell_first);
1214 prefs_register_enum_preference(erf_module, "aal5_type",
1215 "ATM AAL5 packet type",
1216 "Protocol encapsulated in ATM AAL5 packets",
1217 &erf_aal5_type, erf_aal5_options, FALSE);
1219 prefs_register_bool_preference(erf_module, "ethfcs",
1220 "Ethernet packets have FCS",
1221 "Whether the FCS is present in Ethernet packets",
1226 proto_reg_handoff_erf(void)
1228 dissector_handle_t erf_handle;
1230 erf_handle = find_dissector("erf");
1231 dissector_add("wtap_encap", WTAP_ENCAP_ERF, erf_handle);
1233 /* Dissector called to dump raw data, or unknown protocol */
1234 data_handle = find_dissector("data");
1236 /* Get handle for IP dissectors) */
1237 ipv4_handle = find_dissector("ip");
1238 ipv6_handle = find_dissector("ipv6");
1241 /* Get handle for Infiniband dissector */
1242 infiniband_handle = find_dissector("infiniband");
1244 /* Get handles for serial line protocols */
1245 chdlc_handle = find_dissector("chdlc");
1246 ppp_handle = find_dissector("ppp_hdlc");
1247 frelay_handle = find_dissector("fr");
1248 mtp2_handle = find_dissector("mtp2");
1250 /* Get handle for ATM dissector */
1251 atm_untruncated_handle = find_dissector("atm_untruncated");
1253 /* Get handles for Ethernet dissectors */
1254 ethwithfcs_handle = find_dissector("eth_withfcs");
1255 ethwithoutfcs_handle = find_dissector("eth_withoutfcs");