Lines Matching +full:offset +full:- +full:x
5 * BSD-style license that accompanies tcpdump or the GNU General
15 #include "netdissect-stdinc.h"
22 #define RSTP_EXTRACT_PORT_ROLE(x) (((x)&0x0C)>>2) argument
91 "%.2x%.2x.%.2x:%.2x:%.2x:%.2x:%.2x:%.2x", in stp_print_bridge_id()
105 bpdu_flags = GET_U_1(stp_bpdu->flags); in stp_print_config_bpdu()
109 ND_PRINT(", bridge-id %s.%04x, length %u", in stp_print_config_bpdu()
110 stp_print_bridge_id(ndo, stp_bpdu->bridge_id), in stp_print_config_bpdu()
111 GET_BE_U_2(stp_bpdu->port_id), length); in stp_print_config_bpdu()
113 /* in non-verbose mode just print the bridge-id */ in stp_print_config_bpdu()
114 if (!ndo->ndo_vflag) { in stp_print_config_bpdu()
118 ND_PRINT("\n\tmessage-age %.2fs, max-age %.2fs" in stp_print_config_bpdu()
119 ", hello-time %.2fs, forwarding-delay %.2fs", in stp_print_config_bpdu()
120 (float) GET_BE_U_2(stp_bpdu->message_age) / STP_TIME_BASE, in stp_print_config_bpdu()
121 (float) GET_BE_U_2(stp_bpdu->max_age) / STP_TIME_BASE, in stp_print_config_bpdu()
122 (float) GET_BE_U_2(stp_bpdu->hello_time) / STP_TIME_BASE, in stp_print_config_bpdu()
123 (float) GET_BE_U_2(stp_bpdu->forward_delay) / STP_TIME_BASE); in stp_print_config_bpdu()
125 ND_PRINT("\n\troot-id %s, root-pathcost %u", in stp_print_config_bpdu()
126 stp_print_bridge_id(ndo, stp_bpdu->root_id), in stp_print_config_bpdu()
127 GET_BE_U_4(stp_bpdu->root_path_cost)); in stp_print_config_bpdu()
130 if (GET_U_1(stp_bpdu->protocol_version) == STP_PROTO_RAPID) { in stp_print_config_bpdu()
131 ND_PRINT(", port-role %s", in stp_print_config_bpdu()
143 * 2 - bytes Protocol Id
144 * 1 - byte Protocol Ver.
145 * 1 - byte BPDU type
146 * 1 - byte Flags
147 * 8 - bytes CIST Root Identifier
148 * 4 - bytes CIST External Path Cost
149 * 8 - bytes CIST Regional Root Identifier
150 * 2 - bytes CIST Port Identifier
151 * 2 - bytes Message Age
152 * 2 - bytes Max age
153 * 2 - bytes Hello Time
154 * 2 - bytes Forward delay
155 * 1 - byte Version 1 length. Must be 0
156 * 2 - bytes Version 3 length
157 * 1 - byte Config Identifier
158 * 32 - bytes Config Name
159 * 2 - bytes Revision level
160 * 16 - bytes Config Digest [MD5]
161 * 4 - bytes CIST Internal Root Path Cost
162 * 8 - bytes CIST Bridge Identifier
163 * 1 - byte CIST Remaining Hops
164 * 16 - bytes MSTI information [Max 64 MSTI, each 16 bytes]
170 * 2 - bytes Version 4 length
171 * 1 - byte Aux Config Identifier
172 * 32 - bytes Aux Config Name
173 * 2 - bytes Aux Revision level
174 * 16 - bytes Aux Config Digest [MD5]
175 * 1 - byte (1 - 2) Agreement Number
176 * (3 - 4) Discarded Agreement Number
179 * (7 - 8) Unused sent zero
180 * 1 - byte Unused
181 * 1 - byte (1 - 4) Agreement Digest Format Identifier
182 * (5 - 8) Agreement Digest Format Capabilities
183 * 1 - byte (1 - 4) Agreement Digest Convention Identifier
184 * (5 - 8) Agreement Digest Convention Capabilities
185 * 2 - bytes Agreement Digest Edge Count
186 * 8 - byte Reserved Set
187 * 20 - bytes Computed Topology Digest
192 * 1 - byte MSTI flag
193 * 8 - bytes MSTI Regional Root Identifier
194 * 4 - bytes MSTI Regional Path Cost
195 * 1 - byte MSTI Bridge Priority
196 * 1 - byte MSTI Port Priority
197 * 1 - byte MSTI Remaining Hops
241 u_int offset; in stp_print_mstp_bpdu() local
244 bpdu_flags = GET_U_1(stp_bpdu->flags); in stp_print_mstp_bpdu()
249 * in non-verbose mode just print the flags. in stp_print_mstp_bpdu()
251 if (!ndo->ndo_vflag) { in stp_print_mstp_bpdu()
255 ND_PRINT("\n\tport-role %s, ", in stp_print_mstp_bpdu()
259 ND_PRINT("CIST root-id %s, CIST ext-pathcost %u", in stp_print_mstp_bpdu()
260 stp_print_bridge_id(ndo, stp_bpdu->root_id), in stp_print_mstp_bpdu()
261 GET_BE_U_4(stp_bpdu->root_path_cost)); in stp_print_mstp_bpdu()
263 ND_PRINT("\n\tCIST regional-root-id %s, ", in stp_print_mstp_bpdu()
264 stp_print_bridge_id(ndo, stp_bpdu->bridge_id)); in stp_print_mstp_bpdu()
266 ND_PRINT("CIST port-id %04x,", GET_BE_U_2(stp_bpdu->port_id)); in stp_print_mstp_bpdu()
268 ND_PRINT("\n\tmessage-age %.2fs, max-age %.2fs" in stp_print_mstp_bpdu()
269 ", hello-time %.2fs, forwarding-delay %.2fs", in stp_print_mstp_bpdu()
270 (float) GET_BE_U_2(stp_bpdu->message_age) / STP_TIME_BASE, in stp_print_mstp_bpdu()
271 (float) GET_BE_U_2(stp_bpdu->max_age) / STP_TIME_BASE, in stp_print_mstp_bpdu()
272 (float) GET_BE_U_2(stp_bpdu->hello_time) / STP_TIME_BASE, in stp_print_mstp_bpdu()
273 (float) GET_BE_U_2(stp_bpdu->forward_delay) / STP_TIME_BASE); in stp_print_mstp_bpdu()
279 "\n\t\tdigest %08x%08x%08x%08x, ", in stp_print_mstp_bpdu()
286 ND_PRINT("CIST int-root-pathcost %u,", in stp_print_mstp_bpdu()
289 ND_PRINT("\n\tCIST bridge-id %s, ", in stp_print_mstp_bpdu()
292 ND_PRINT("CIST remaining-hops %u", in stp_print_mstp_bpdu()
298 len = v3len - MST_BPDU_CONFIG_INFO_LENGTH; in stp_print_mstp_bpdu()
299 offset = MST_BPDU_MSTI_OFFSET; in stp_print_mstp_bpdu()
301 msti = GET_BE_U_2(ptr + offset + MST_BPDU_MSTI_ROOT_PRIO_OFFSET); in stp_print_mstp_bpdu()
304 ND_PRINT("\n\tMSTI %u, Flags [%s], port-role %s", in stp_print_mstp_bpdu()
306 bittok2str(stp_bpdu_flag_values, "none", GET_U_1(ptr + offset)), in stp_print_mstp_bpdu()
308 RSTP_EXTRACT_PORT_ROLE(GET_U_1(ptr + offset)))); in stp_print_mstp_bpdu()
309 ND_PRINT("\n\t\tMSTI regional-root-id %s, pathcost %u", in stp_print_mstp_bpdu()
310 stp_print_bridge_id(ndo, ptr + offset + in stp_print_mstp_bpdu()
312 GET_BE_U_4(ptr + offset + MST_BPDU_MSTI_ROOT_PATH_COST_OFFSET)); in stp_print_mstp_bpdu()
313 ND_PRINT("\n\t\tMSTI bridge-prio %u, port-prio %u, hops %u", in stp_print_mstp_bpdu()
314 GET_U_1(ptr + offset + MST_BPDU_MSTI_BRIDGE_PRIO_OFFSET) >> 4, in stp_print_mstp_bpdu()
315 GET_U_1(ptr + offset + MST_BPDU_MSTI_PORT_PRIO_OFFSET) >> 4, in stp_print_mstp_bpdu()
316 GET_U_1(ptr + offset + MST_BPDU_MSTI_REMAIN_HOPS_OFFSET)); in stp_print_mstp_bpdu()
318 len -= MST_BPDU_MSTI_LENGTH; in stp_print_mstp_bpdu()
319 offset += MST_BPDU_MSTI_LENGTH; in stp_print_mstp_bpdu()
326 u_int offset) in stp_print_spb_bpdu() argument
331 * in non-verbose mode don't print anything. in stp_print_spb_bpdu()
333 if (!ndo->ndo_vflag) { in stp_print_spb_bpdu()
339 ND_PRINT("\n\tv4len %u, ", GET_BE_U_2(ptr + offset)); in stp_print_spb_bpdu()
341 nd_printjnp(ndo, ptr + offset + SPB_BPDU_CONFIG_NAME_OFFSET, 32); in stp_print_spb_bpdu()
342 ND_PRINT(", Rev %u,\n\t\tdigest %08x%08x%08x%08x", in stp_print_spb_bpdu()
343 GET_BE_U_2(ptr + offset + SPB_BPDU_CONFIG_REV_OFFSET), in stp_print_spb_bpdu()
344 GET_BE_U_4(ptr + offset + SPB_BPDU_CONFIG_DIGEST_OFFSET), in stp_print_spb_bpdu()
345 GET_BE_U_4(ptr + offset + SPB_BPDU_CONFIG_DIGEST_OFFSET + 4), in stp_print_spb_bpdu()
346 GET_BE_U_4(ptr + offset + SPB_BPDU_CONFIG_DIGEST_OFFSET + 8), in stp_print_spb_bpdu()
347 GET_BE_U_4(ptr + offset + SPB_BPDU_CONFIG_DIGEST_OFFSET + 12)); in stp_print_spb_bpdu()
349 ND_PRINT("\n\tAgreement num %u, Discarded Agreement num %u, Agreement valid-" in stp_print_spb_bpdu()
350 "flag %u,\n\tRestricted role-flag: %u, Format id %u cap %u, " in stp_print_spb_bpdu()
352 "Agreement digest %08x%08x%08x%08x%08x", in stp_print_spb_bpdu()
353 GET_U_1(ptr + offset + SPB_BPDU_AGREEMENT_OFFSET)>>6, in stp_print_spb_bpdu()
354 GET_U_1(ptr + offset + SPB_BPDU_AGREEMENT_OFFSET)>>4 & 0x3, in stp_print_spb_bpdu()
355 GET_U_1(ptr + offset + SPB_BPDU_AGREEMENT_OFFSET)>>3 & 0x1, in stp_print_spb_bpdu()
356 GET_U_1(ptr + offset + SPB_BPDU_AGREEMENT_OFFSET)>>2 & 0x1, in stp_print_spb_bpdu()
357 GET_U_1(ptr + offset + SPB_BPDU_AGREEMENT_FORMAT_OFFSET)>>4, in stp_print_spb_bpdu()
358 GET_U_1(ptr + offset + SPB_BPDU_AGREEMENT_FORMAT_OFFSET)&0x00ff, in stp_print_spb_bpdu()
359 GET_U_1(ptr + offset + SPB_BPDU_AGREEMENT_CON_OFFSET)>>4, in stp_print_spb_bpdu()
360 GET_U_1(ptr + offset + SPB_BPDU_AGREEMENT_CON_OFFSET)&0x00ff, in stp_print_spb_bpdu()
361 GET_BE_U_2(ptr + offset + SPB_BPDU_AGREEMENT_EDGE_OFFSET), in stp_print_spb_bpdu()
362 GET_BE_U_4(ptr + offset + SPB_BPDU_AGREEMENT_DIGEST_OFFSET), in stp_print_spb_bpdu()
363 GET_BE_U_4(ptr + offset + SPB_BPDU_AGREEMENT_DIGEST_OFFSET + 4), in stp_print_spb_bpdu()
364 GET_BE_U_4(ptr + offset + SPB_BPDU_AGREEMENT_DIGEST_OFFSET + 8), in stp_print_spb_bpdu()
365 GET_BE_U_4(ptr + offset + SPB_BPDU_AGREEMENT_DIGEST_OFFSET + 12), in stp_print_spb_bpdu()
366 GET_BE_U_4(ptr + offset + SPB_BPDU_AGREEMENT_DIGEST_OFFSET + 16)); in stp_print_spb_bpdu()
381 ndo->ndo_protocol = "stp"; in stp_print()
388 if (GET_BE_U_2(stp_bpdu->protocol_id)) { in stp_print()
393 protocol_version = GET_U_1(stp_bpdu->protocol_version); in stp_print()
394 ND_PRINT("STP %s", tok2str(stp_proto_values, "Unknown STP protocol (0x%02x)", in stp_print()
407 bpdu_type = GET_U_1(stp_bpdu->bpdu_type); in stp_print()
408 ND_PRINT(", %s", tok2str(stp_bpdu_type_values, "Unknown BPDU Type (0x%02x)", in stp_print()
413 if (length < sizeof(struct stp_bpdu_) - 1) { in stp_print()
431 if (GET_U_1(stp_bpdu->v1_length) != 0) { in stp_print()
458 /* always empty message - just break out */ in stp_print()