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1 /*
2 * Redistribution and use in source and binary forms, with or without
3 * modification, are permitted provided that: (1) source code
4 * distributions retain the above copyright notice and this paragraph
5 * in its entirety, and (2) distributions including binary code include
6 * the above copyright notice and this paragraph in its entirety in
7 * the documentation or other materials provided with the distribution.
8 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND
9 * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
10 * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
11 * FOR A PARTICULAR PURPOSE.
12 *
13 * Copyright (c) 2009 Mojatatu Networks, Inc
14 *
15 */
16
17 #ifdef HAVE_CONFIG_H
18 #include "config.h"
19 #endif
20
21 #include <tcpdump-stdinc.h>
22
23 #include <stdio.h>
24 #include <stdlib.h>
25
26 #include "interface.h"
27 #include "extract.h"
28
29 static const char tstr[] = "[|forces]";
30
31 /*
32 * Per draft-ietf-forces-protocol-22
33 */
34 #define ForCES_VERS 1
35 #define ForCES_HDRL 24
36 #define ForCES_ALNL 4U
37 #define TLV_HDRL 4
38 #define ILV_HDRL 8
39
40 #define TOM_RSVD 0x0
41 #define TOM_ASSNSETUP 0x1
42 #define TOM_ASSNTEARD 0x2
43 #define TOM_CONFIG 0x3
44 #define TOM_QUERY 0x4
45 #define TOM_EVENTNOT 0x5
46 #define TOM_PKTREDIR 0x6
47 #define TOM_HEARTBT 0x0F
48 #define TOM_ASSNSETREP 0x11
49 #define TOM_CONFIGREP 0x13
50 #define TOM_QUERYREP 0x14
51
52 /*
53 * tom_h Flags: resv1(8b):maxtlvs(4b):resv2(2b):mintlv(2b)
54 */
55 #define ZERO_TTLV 0x01
56 #define ZERO_MORE_TTLV 0x02
57 #define ONE_MORE_TTLV 0x04
58 #define ZERO_TLV 0x00
59 #define ONE_TLV 0x10
60 #define TWO_TLV 0x20
61 #define MAX_TLV 0xF0
62
63 #define TTLV_T1 (ONE_MORE_TTLV|ONE_TLV)
64 #define TTLV_T2 (ONE_MORE_TTLV|MAX_TLV)
65
66 struct tom_h {
67 u_int32_t v;
68 u_int16_t flags;
69 u_int16_t op_msk;
70 const char *s;
71 int (*print) (register const u_char * pptr, register u_int len,
72 u_int16_t op_msk, int indent);
73 };
74
75 enum {
76 TOM_RSV_I,
77 TOM_ASS_I,
78 TOM_AST_I,
79 TOM_CFG_I,
80 TOM_QRY_I,
81 TOM_EVN_I,
82 TOM_RED_I,
83 TOM_HBT_I,
84 TOM_ASR_I,
85 TOM_CNR_I,
86 TOM_QRR_I,
87 _TOM_RSV_MAX
88 };
89 #define TOM_MAX_IND (_TOM_RSV_MAX - 1)
90
91 static inline int tom_valid(u_int8_t tom)
92 {
93 if (tom > 0) {
94 if (tom >= 0x7 && tom <= 0xe)
95 return 0;
96 if (tom == 0x10)
97 return 0;
98 if (tom > 0x14)
99 return 0;
100 return 1;
101 } else
102 return 0;
103 }
104
105 static inline const char *ForCES_node(u_int32_t node)
106 {
107 if (node <= 0x3FFFFFFF)
108 return "FE";
109 if (node >= 0x40000000 && node <= 0x7FFFFFFF)
110 return "CE";
111 if (node >= 0xC0000000 && node <= 0xFFFFFFEF)
112 return "AllMulticast";
113 if (node == 0xFFFFFFFD)
114 return "AllCEsBroadcast";
115 if (node == 0xFFFFFFFE)
116 return "AllFEsBroadcast";
117 if (node == 0xFFFFFFFF)
118 return "AllBroadcast";
119
120 return "ForCESreserved";
121
122 }
123
124 static const struct tok ForCES_ACKs[] = {
125 {0x0, "NoACK"},
126 {0x1, "SuccessACK"},
127 {0x2, "FailureACK"},
128 {0x3, "AlwaysACK"},
129 {0, NULL}
130 };
131
132 static const struct tok ForCES_EMs[] = {
133 {0x0, "EMReserved"},
134 {0x1, "execute-all-or-none"},
135 {0x2, "execute-until-failure"},
136 {0x3, "continue-execute-on-failure"},
137 {0, NULL}
138 };
139
140 static const struct tok ForCES_ATs[] = {
141 {0x0, "Standalone"},
142 {0x1, "2PCtransaction"},
143 {0, NULL}
144 };
145
146 static const struct tok ForCES_TPs[] = {
147 {0x0, "StartofTransaction"},
148 {0x1, "MiddleofTransaction"},
149 {0x2, "EndofTransaction"},
150 {0x3, "abort"},
151 {0, NULL}
152 };
153
154 /*
155 * Structure of forces header, naked of TLVs.
156 */
157 struct forcesh {
158 u_int8_t fm_vrsvd; /* version and reserved */
159 #define ForCES_V(forcesh) ((forcesh)->fm_vrsvd >> 4)
160 u_int8_t fm_tom; /* type of message */
161 u_int16_t fm_len; /* total length * 4 bytes */
162 #define ForCES_BLN(forcesh) ((u_int32_t)(EXTRACT_16BITS(&(forcesh)->fm_len) << 2))
163 u_int32_t fm_sid; /* Source ID */
164 #define ForCES_SID(forcesh) EXTRACT_32BITS(&(forcesh)->fm_sid)
165 u_int32_t fm_did; /* Destination ID */
166 #define ForCES_DID(forcesh) EXTRACT_32BITS(&(forcesh)->fm_did)
167 u_int8_t fm_cor[8]; /* correlator */
168 u_int32_t fm_flags; /* flags */
169 #define ForCES_ACK(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0xC0000000) >> 30)
170 #define ForCES_PRI(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x38000000) >> 27)
171 #define ForCES_RS1(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x07000000) >> 24)
172 #define ForCES_EM(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x00C00000) >> 22)
173 #define ForCES_AT(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x00200000) >> 21)
174 #define ForCES_TP(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x00180000) >> 19)
175 #define ForCES_RS2(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x0007FFFF) >> 0)
176 };
177
178 #define ForCES_HLN_VALID(fhl,tlen) ((tlen) >= ForCES_HDRL && \
179 (fhl) >= ForCES_HDRL && \
180 (fhl) == (tlen))
181
182 #define F_LFB_RSVD 0x0
183 #define F_LFB_FEO 0x1
184 #define F_LFB_FEPO 0x2
185 static const struct tok ForCES_LFBs[] = {
186 {F_LFB_RSVD, "Invalid TLV"},
187 {F_LFB_FEO, "FEObj LFB"},
188 {F_LFB_FEPO, "FEProtoObj LFB"},
189 {0, NULL}
190 };
191
192 enum {
193 F_OP_RSV,
194 F_OP_SET,
195 F_OP_SETPROP,
196 F_OP_SETRESP,
197 F_OP_SETPRESP,
198 F_OP_DEL,
199 F_OP_DELRESP,
200 F_OP_GET,
201 F_OP_GETPROP,
202 F_OP_GETRESP,
203 F_OP_GETPRESP,
204 F_OP_REPORT,
205 F_OP_COMMIT,
206 F_OP_RCOMMIT,
207 F_OP_RTRCOMP,
208 _F_OP_MAX
209 };
210
211 #define F_OP_MAX (_F_OP_MAX - 1)
212 enum {
213 B_OP_SET = 1 << (F_OP_SET - 1),
214 B_OP_SETPROP = 1 << (F_OP_SETPROP - 1),
215 B_OP_SETRESP = 1 << (F_OP_SETRESP - 1),
216 B_OP_SETPRESP = 1 << (F_OP_SETPRESP - 1),
217 B_OP_DEL = 1 << (F_OP_DEL - 1),
218 B_OP_DELRESP = 1 << (F_OP_DELRESP - 1),
219 B_OP_GET = 1 << (F_OP_GET - 1),
220 B_OP_GETPROP = 1 << (F_OP_GETPROP - 1),
221 B_OP_GETRESP = 1 << (F_OP_GETRESP - 1),
222 B_OP_GETPRESP = 1 << (F_OP_GETPRESP - 1),
223 B_OP_REPORT = 1 << (F_OP_REPORT - 1),
224 B_OP_COMMIT = 1 << (F_OP_COMMIT - 1),
225 B_OP_RCOMMIT = 1 << (F_OP_RCOMMIT - 1),
226 B_OP_RTRCOMP = 1 << (F_OP_RTRCOMP - 1),
227 };
228
229 struct optlv_h {
230 u_int16_t flags;
231 u_int16_t op_msk;
232 const char *s;
233 int (*print) (register const u_char * pptr, register u_int len,
234 u_int16_t op_msk, int indent);
235 };
236
237 static int genoptlv_print(register const u_char * pptr, register u_int len,
238 u_int16_t op_msk, int indent);
239 static int recpdoptlv_print(register const u_char * pptr, register u_int len,
240 u_int16_t op_msk, int indent);
241 static int invoptlv_print(register const u_char * pptr, register u_int len,
242 u_int16_t op_msk, int indent);
243
244 #define OP_MIN_SIZ 8
245 struct pathdata_h {
246 u_int16_t pflags;
247 u_int16_t pIDcnt;
248 };
249
250 #define B_FULLD 0x1
251 #define B_SPARD 0x2
252 #define B_RESTV 0x4
253 #define B_KEYIN 0x8
254 #define B_APPND 0x10
255 #define B_TRNG 0x20
256
257 static const struct optlv_h OPTLV_msg[F_OP_MAX + 1] = {
258 /* F_OP_RSV */ {ZERO_TTLV, 0, "Invalid OPTLV", invoptlv_print},
259 /* F_OP_SET */ {TTLV_T2, B_FULLD | B_SPARD, " Set", recpdoptlv_print},
260 /* F_OP_SETPROP */
261 {TTLV_T2, B_FULLD | B_SPARD, " SetProp", recpdoptlv_print},
262 /* F_OP_SETRESP */ {TTLV_T2, B_RESTV, " SetResp", recpdoptlv_print},
263 /* F_OP_SETPRESP */ {TTLV_T2, B_RESTV, " SetPropResp", recpdoptlv_print},
264 /* F_OP_DEL */ {ZERO_TTLV, 0, " Del", recpdoptlv_print},
265 /* F_OP_DELRESP */ {TTLV_T2, B_RESTV, " DelResp", recpdoptlv_print},
266 /* F_OP_GET */ {ZERO_TTLV, 0, " Get", recpdoptlv_print},
267 /* F_OP_GETPROP */ {ZERO_TTLV, 0, " GetProp", recpdoptlv_print},
268 /* F_OP_GETRESP */
269 {TTLV_T2, B_FULLD | B_SPARD | B_RESTV, " GetResp", recpdoptlv_print},
270 /* F_OP_GETPRESP */
271 {TTLV_T2, B_FULLD | B_RESTV, " GetPropResp", recpdoptlv_print},
272 /* F_OP_REPORT */
273 {TTLV_T2, B_FULLD | B_SPARD, " Report", recpdoptlv_print},
274 /* F_OP_COMMIT */ {ZERO_TTLV, 0, " Commit", NULL},
275 /* F_OP_RCOMMIT */ {TTLV_T1, B_RESTV, " RCommit", genoptlv_print},
276 /* F_OP_RTRCOMP */ {ZERO_TTLV, 0, " RTRCOMP", NULL},
277 };
278
279 static inline const struct optlv_h *get_forces_optlv_h(u_int16_t opt)
280 {
281 if (opt > F_OP_MAX || opt <= F_OP_RSV)
282 return &OPTLV_msg[F_OP_RSV];
283
284 return &OPTLV_msg[opt];
285 }
286
287 #define IND_SIZE 256
288 #define IND_CHR ' '
289 #define IND_PREF '\n'
290 #define IND_SUF 0x0
291 char ind_buf[IND_SIZE];
292
293 static inline char *indent_pr(int indent, int nlpref)
294 {
295 int i = 0;
296 char *r = ind_buf;
297
298 if (indent > (IND_SIZE - 1))
299 indent = IND_SIZE - 1;
300
301 if (nlpref) {
302 r[i] = IND_PREF;
303 i++;
304 indent--;
305 }
306
307 while (--indent >= 0)
308 r[i++] = IND_CHR;
309
310 r[i] = IND_SUF;
311 return r;
312 }
313
314 static inline int op_valid(u_int16_t op, u_int16_t mask)
315 {
316 int opb = 1 << (op - 1);
317
318 if (op == 0)
319 return 0;
320 if (opb & mask)
321 return 1;
322 /* I guess we should allow vendor operations? */
323 if (op >= 0x8000)
324 return 1;
325 return 0;
326 }
327
328 #define F_TLV_RSVD 0x0000
329 #define F_TLV_REDR 0x0001
330 #define F_TLV_ASRS 0x0010
331 #define F_TLV_ASRT 0x0011
332 #define F_TLV_LFBS 0x1000
333 #define F_TLV_PDAT 0x0110
334 #define F_TLV_KEYI 0x0111
335 #define F_TLV_FULD 0x0112
336 #define F_TLV_SPAD 0x0113
337 #define F_TLV_REST 0x0114
338 #define F_TLV_METD 0x0115
339 #define F_TLV_REDD 0x0116
340 #define F_TLV_TRNG 0x0117
341
342
343 #define F_TLV_VNST 0x8000
344
345 static const struct tok ForCES_TLV[] = {
346 {F_TLV_RSVD, "Invalid TLV"},
347 {F_TLV_REDR, "REDIRECT TLV"},
348 {F_TLV_ASRS, "ASResult TLV"},
349 {F_TLV_ASRT, "ASTreason TLV"},
350 {F_TLV_LFBS, "LFBselect TLV"},
351 {F_TLV_PDAT, "PATH-DATA TLV"},
352 {F_TLV_KEYI, "KEYINFO TLV"},
353 {F_TLV_FULD, "FULLDATA TLV"},
354 {F_TLV_SPAD, "SPARSEDATA TLV"},
355 {F_TLV_REST, "RESULT TLV"},
356 {F_TLV_METD, "METADATA TLV"},
357 {F_TLV_REDD, "REDIRECTDATA TLV"},
358 {0, NULL}
359 };
360
361 #define TLV_HLN 4
362 static inline int ttlv_valid(u_int16_t ttlv)
363 {
364 if (ttlv > 0) {
365 if (ttlv == 1 || ttlv == 0x1000)
366 return 1;
367 if (ttlv >= 0x10 && ttlv <= 0x11)
368 return 1;
369 if (ttlv >= 0x110 && ttlv <= 0x116)
370 return 1;
371 if (ttlv >= 0x8000)
372 return 0; /* XXX: */
373 }
374
375 return 0;
376 }
377
378 struct forces_ilv {
379 u_int32_t type;
380 u_int32_t length;
381 };
382
383 struct forces_tlv {
384 u_int16_t type;
385 u_int16_t length;
386 };
387
388 #define F_ALN_LEN(len) ( ((len)+ForCES_ALNL-1) & ~(ForCES_ALNL-1) )
389 #define GET_TOP_TLV(fhdr) ((struct forces_tlv *)((fhdr) + sizeof (struct forcesh)))
390 #define TLV_SET_LEN(len) (F_ALN_LEN(TLV_HDRL) + (len))
391 #define TLV_ALN_LEN(len) F_ALN_LEN(TLV_SET_LEN(len))
392 #define TLV_RDAT_LEN(tlv) ((int)(EXTRACT_16BITS(&(tlv)->length) - TLV_SET_LEN(0))
393 #define TLV_DATA(tlvp) ((void*)(((char*)(tlvp)) + TLV_SET_LEN(0)))
394 #define GO_NXT_TLV(tlv,rlen) ((rlen) -= F_ALN_LEN(EXTRACT_16BITS(&(tlv)->length)), \
395 (struct forces_tlv*)(((char*)(tlv)) \
396 + F_ALN_LEN(EXTRACT_16BITS(&(tlv)->length))))
397 #define ILV_SET_LEN(len) (F_ALN_LEN(ILV_HDRL) + (len))
398 #define ILV_ALN_LEN(len) F_ALN_LEN(ILV_SET_LEN(len))
399 #define ILV_RDAT_LEN(ilv) ((int)(EXTRACT_32BITS(&(ilv)->length)) - ILV_SET_LEN(0))
400 #define ILV_DATA(ilvp) ((void*)(((char*)(ilvp)) + ILV_SET_LEN(0)))
401 #define GO_NXT_ILV(ilv,rlen) ((rlen) -= F_ALN_LEN(EXTRACT_32BITS(&(ilv)->length)), \
402 (struct forces_ilv *)(((char*)(ilv)) \
403 + F_ALN_LEN(EXTRACT_32BITS(&(ilv)->length))))
404 #define INVALID_RLEN 1
405 #define INVALID_STLN 2
406 #define INVALID_LTLN 3
407 #define INVALID_ALEN 4
408
409 static const struct tok ForCES_TLV_err[] = {
410 {INVALID_RLEN, "Invalid total length"},
411 {INVALID_STLN, "xLV too short"},
412 {INVALID_LTLN, "xLV too long"},
413 {INVALID_ALEN, "data padding missing"},
414 {0, NULL}
415 };
416
417 static inline u_int tlv_valid(const struct forces_tlv *tlv, u_int rlen)
418 {
419 if (rlen < TLV_HDRL)
420 return INVALID_RLEN;
421 if (EXTRACT_16BITS(&tlv->length) < TLV_HDRL)
422 return INVALID_STLN;
423 if (EXTRACT_16BITS(&tlv->length) > rlen)
424 return INVALID_LTLN;
425 if (rlen < F_ALN_LEN(EXTRACT_16BITS(&tlv->length)))
426 return INVALID_ALEN;
427
428 return 0;
429 }
430
431 static inline int ilv_valid(const struct forces_ilv *ilv, u_int rlen)
432 {
433 if (rlen < ILV_HDRL)
434 return INVALID_RLEN;
435 if (EXTRACT_32BITS(&ilv->length) < ILV_HDRL)
436 return INVALID_STLN;
437 if (EXTRACT_32BITS(&ilv->length) > rlen)
438 return INVALID_LTLN;
439 if (rlen < F_ALN_LEN(EXTRACT_32BITS(&ilv->length)))
440 return INVALID_ALEN;
441
442 return 0;
443 }
444
445 static int lfbselect_print(register const u_char * pptr, register u_int len,
446 u_int16_t op_msk, int indent);
447 static int redirect_print(register const u_char * pptr, register u_int len,
448 u_int16_t op_msk, int indent);
449 static int asrtlv_print(register const u_char * pptr, register u_int len,
450 u_int16_t op_msk, int indent);
451 static int asttlv_print(register const u_char * pptr, register u_int len,
452 u_int16_t op_msk, int indent);
453
454 struct forces_lfbsh {
455 u_int32_t class;
456 u_int32_t instance;
457 };
458
459 #define ASSNS_OPS (B_OP_REPORT)
460 #define CFG_OPS (B_OP_SET|B_OP_SETPROP|B_OP_DEL|B_OP_COMMIT|B_OP_RTRCOMP)
461 #define CFG_ROPS (B_OP_SETRESP|B_OP_SETPRESP|B_OP_DELRESP|B_OP_RCOMMIT)
462 #define CFG_QY (B_OP_GET|B_OP_GETPROP)
463 #define CFG_QYR (B_OP_GETRESP|B_OP_GETPRESP)
464 #define CFG_EVN (B_OP_REPORT)
465
466 static const struct tom_h ForCES_msg[TOM_MAX_IND + 1] = {
467 /* TOM_RSV_I */ {TOM_RSVD, ZERO_TTLV, 0, "Invalid message", NULL},
468 /* TOM_ASS_I */ {TOM_ASSNSETUP, ZERO_MORE_TTLV | TWO_TLV, ASSNS_OPS,
469 "Association Setup", lfbselect_print},
470 /* TOM_AST_I */
471 {TOM_ASSNTEARD, TTLV_T1, 0, "Association TearDown", asttlv_print},
472 /* TOM_CFG_I */ {TOM_CONFIG, TTLV_T2, CFG_OPS, "Config", lfbselect_print},
473 /* TOM_QRY_I */ {TOM_QUERY, TTLV_T2, CFG_QY, "Query", lfbselect_print},
474 /* TOM_EVN_I */ {TOM_EVENTNOT, TTLV_T1, CFG_EVN, "Event Notification",
475 lfbselect_print},
476 /* TOM_RED_I */
477 {TOM_PKTREDIR, TTLV_T2, 0, "Packet Redirect", redirect_print},
478 /* TOM_HBT_I */ {TOM_HEARTBT, ZERO_TTLV, 0, "HeartBeat", NULL},
479 /* TOM_ASR_I */
480 {TOM_ASSNSETREP, TTLV_T1, 0, "Association Response", asrtlv_print},
481 /* TOM_CNR_I */ {TOM_CONFIGREP, TTLV_T2, CFG_ROPS, "Config Response",
482 lfbselect_print},
483 /* TOM_QRR_I */
484 {TOM_QUERYREP, TTLV_T2, CFG_QYR, "Query Response", lfbselect_print},
485 };
486
487 static inline const struct tom_h *get_forces_tom(u_int8_t tom)
488 {
489 int i;
490 for (i = TOM_RSV_I; i <= TOM_MAX_IND; i++) {
491 const struct tom_h *th = &ForCES_msg[i];
492 if (th->v == tom)
493 return th;
494 }
495 return &ForCES_msg[TOM_RSV_I];
496 }
497
498 struct pdata_ops {
499 u_int32_t v;
500 u_int16_t flags;
501 u_int16_t op_msk;
502 const char *s;
503 int (*print) (register const u_char * pptr, register u_int len,
504 u_int16_t op_msk, int indent);
505 };
506
507 enum {
508 PD_RSV_I,
509 PD_SEL_I,
510 PD_FDT_I,
511 PD_SDT_I,
512 PD_RES_I,
513 PD_PDT_I,
514 _PD_RSV_MAX
515 };
516 #define PD_MAX_IND (_TOM_RSV_MAX - 1)
517
518 static inline int pd_valid(u_int16_t pd)
519 {
520 if (pd >= F_TLV_PDAT && pd <= F_TLV_REST)
521 return 1;
522 return 0;
523 }
524
525 static inline void chk_op_type(u_int16_t type, u_int16_t msk, u_int16_t omsk)
526 {
527 if (type != F_TLV_PDAT) {
528 if (msk & B_KEYIN) {
529 if (type != F_TLV_KEYI) {
530 printf
531 ("Based on flags expected KEYINFO TLV!\n");
532 }
533 } else {
534 if (!(msk & omsk)) {
535 printf
536 ("Illegal DATA encoding for type 0x%x programmed %x got %x \n",
537 type, omsk, msk);
538 }
539 }
540 }
541
542 }
543
544 #define F_SELKEY 1
545 #define F_SELTABRANGE 2
546 #define F_TABAPPEND 4
547
548 struct res_val {
549 u_int8_t result;
550 u_int8_t resv1;
551 u_int16_t resv2;
552 };
553
554 static int prestlv_print(register const u_char * pptr, register u_int len,
555 u_int16_t op_msk, int indent);
556 static int pkeyitlv_print(register const u_char * pptr, register u_int len,
557 u_int16_t op_msk, int indent);
558 static int fdatatlv_print(register const u_char * pptr, register u_int len,
559 u_int16_t op_msk, int indent);
560 static int sdatatlv_print(register const u_char * pptr, register u_int len,
561 u_int16_t op_msk, int indent);
562
563 static const struct pdata_ops ForCES_pdata[PD_MAX_IND + 1] = {
564 /* PD_RSV_I */ {0, 0, 0, "Invalid message", NULL},
565 /* PD_SEL_I */ {F_TLV_KEYI, 0, 0, "KEYINFO TLV", pkeyitlv_print},
566 /* PD_FDT_I */ {F_TLV_FULD, 0, B_FULLD, "FULLDATA TLV", fdatatlv_print},
567 /* PD_SDT_I */ {F_TLV_SPAD, 0, B_SPARD, "SPARSEDATA TLV", sdatatlv_print},
568 /* PD_RES_I */ {F_TLV_REST, 0, B_RESTV, "RESULT TLV", prestlv_print},
569 /* PD_PDT_I */
570 {F_TLV_PDAT, 0, 0, "Inner PATH-DATA TLV", recpdoptlv_print},
571 };
572
573 static inline const struct pdata_ops *get_forces_pd(u_int16_t pd)
574 {
575 int i;
576 for (i = PD_RSV_I + 1; i <= PD_MAX_IND; i++) {
577 const struct pdata_ops *pdo = &ForCES_pdata[i];
578 if (pdo->v == pd)
579 return pdo;
580 }
581 return &ForCES_pdata[TOM_RSV_I];
582 }
583
584 enum {
585 E_SUCCESS,
586 E_INVALID_HEADER,
587 E_LENGTH_MISMATCH,
588 E_VERSION_MISMATCH,
589 E_INVALID_DESTINATION_PID,
590 E_LFB_UNKNOWN,
591 E_LFB_NOT_FOUND,
592 E_LFB_INSTANCE_ID_NOT_FOUND,
593 E_INVALID_PATH,
594 E_COMPONENT_DOES_NOT_EXIST,
595 E_EXISTS,
596 E_NOT_FOUND,
597 E_READ_ONLY,
598 E_INVALID_ARRAY_CREATION,
599 E_VALUE_OUT_OF_RANGE,
600 E_CONTENTS_TOO_LONG,
601 E_INVALID_PARAMETERS,
602 E_INVALID_MESSAGE_TYPE,
603 E_INVALID_FLAGS,
604 E_INVALID_TLV,
605 E_EVENT_ERROR,
606 E_NOT_SUPPORTED,
607 E_MEMORY_ERROR,
608 E_INTERNAL_ERROR,
609 /* 0x18-0xFE are reserved .. */
610 E_UNSPECIFIED_ERROR = 0XFF
611 };
612
613 static const struct tok ForCES_errs[] = {
614 {E_SUCCESS, "SUCCESS"},
615 {E_INVALID_HEADER, "INVALID HEADER"},
616 {E_LENGTH_MISMATCH, "LENGTH MISMATCH"},
617 {E_VERSION_MISMATCH, "VERSION MISMATCH"},
618 {E_INVALID_DESTINATION_PID, "INVALID DESTINATION PID"},
619 {E_LFB_UNKNOWN, "LFB UNKNOWN"},
620 {E_LFB_NOT_FOUND, "LFB NOT FOUND"},
621 {E_LFB_INSTANCE_ID_NOT_FOUND, "LFB INSTANCE ID NOT FOUND"},
622 {E_INVALID_PATH, "INVALID PATH"},
623 {E_COMPONENT_DOES_NOT_EXIST, "COMPONENT DOES NOT EXIST"},
624 {E_EXISTS, "EXISTS ALREADY"},
625 {E_NOT_FOUND, "NOT FOUND"},
626 {E_READ_ONLY, "READ ONLY"},
627 {E_INVALID_ARRAY_CREATION, "INVALID ARRAY CREATION"},
628 {E_VALUE_OUT_OF_RANGE, "VALUE OUT OF RANGE"},
629 {E_CONTENTS_TOO_LONG, "CONTENTS TOO LONG"},
630 {E_INVALID_PARAMETERS, "INVALID PARAMETERS"},
631 {E_INVALID_MESSAGE_TYPE, "INVALID MESSAGE TYPE"},
632 {E_INVALID_FLAGS, "INVALID FLAGS"},
633 {E_INVALID_TLV, "INVALID TLV"},
634 {E_EVENT_ERROR, "EVENT ERROR"},
635 {E_NOT_SUPPORTED, "NOT SUPPORTED"},
636 {E_MEMORY_ERROR, "MEMORY ERROR"},
637 {E_INTERNAL_ERROR, "INTERNAL ERROR"},
638 {E_UNSPECIFIED_ERROR, "UNSPECIFIED ERROR"},
639 {0, NULL}
640 };
641
642 #define RESLEN 4
643
644 static int
645 prestlv_print(register const u_char * pptr, register u_int len,
646 u_int16_t op_msk _U_, int indent)
647 {
648 const struct forces_tlv *tlv = (struct forces_tlv *)pptr;
649 register const u_char *tdp = (u_char *) TLV_DATA(tlv);
650 struct res_val *r = (struct res_val *)tdp;
651 u_int dlen;
652
653 /*
654 * pdatacnt_print() has ensured that len (the TLV length)
655 * >= TLV_HDRL.
656 */
657 dlen = len - TLV_HDRL;
658 if (dlen != RESLEN) {
659 printf("illegal RESULT-TLV: %d bytes!\n", dlen);
660 return -1;
661 }
662
663 TCHECK(*r);
664 if (r->result >= 0x18 && r->result <= 0xFE) {
665 printf("illegal reserved result code: 0x%x!\n", r->result);
666 return -1;
667 }
668
669 if (vflag >= 3) {
670 char *ib = indent_pr(indent, 0);
671 printf("%s Result: %s (code 0x%x)\n", ib,
672 tok2str(ForCES_errs, NULL, r->result), r->result);
673 }
674 return 0;
675
676 trunc:
677 printf("%s", tstr);
678 return -1;
679 }
680
681 static int
682 fdatatlv_print(register const u_char * pptr, register u_int len,
683 u_int16_t op_msk _U_, int indent)
684 {
685 const struct forces_tlv *tlv = (struct forces_tlv *)pptr;
686 u_int rlen;
687 register const u_char *tdp = (u_char *) TLV_DATA(tlv);
688 u_int16_t type;
689
690 /*
691 * pdatacnt_print() or pkeyitlv_print() has ensured that len
692 * (the TLV length) >= TLV_HDRL.
693 */
694 rlen = len - TLV_HDRL;
695 TCHECK(*tlv);
696 type = EXTRACT_16BITS(&tlv->type);
697 if (type != F_TLV_FULD) {
698 printf("Error: expecting FULLDATA!\n");
699 return -1;
700 }
701
702 if (vflag >= 3) {
703 char *ib = indent_pr(indent + 2, 1);
704 printf("%s[", &ib[1]);
705 hex_print_with_offset(gndo,ib, tdp, rlen, 0);
706 printf("\n%s]\n", &ib[1]);
707 }
708 return 0;
709
710 trunc:
711 printf("%s", tstr);
712 return -1;
713 }
714
715 static int
716 sdatailv_print(register const u_char * pptr, register u_int len,
717 u_int16_t op_msk _U_, int indent)
718 {
719 u_int rlen;
720 const struct forces_ilv *ilv = (struct forces_ilv *)pptr;
721 int invilv;
722
723 if (len < ILV_HDRL) {
724 printf("Error: BAD SPARSEDATA-TLV!\n");
725 return -1;
726 }
727 rlen = len;
728 indent += 1;
729 while (rlen != 0) {
730 #if 0
731 printf("Jamal - outstanding length <%d>\n", rlen);
732 #endif
733 char *ib = indent_pr(indent, 1);
734 register const u_char *tdp = (u_char *) ILV_DATA(ilv);
735 TCHECK(*ilv);
736 invilv = ilv_valid(ilv, rlen);
737 if (invilv) {
738 printf("%s[", &ib[1]);
739 hex_print_with_offset(gndo,ib, tdp, rlen, 0);
740 printf("\n%s]\n", &ib[1]);
741 return -1;
742 }
743 if (vflag >= 3) {
744 int ilvl = EXTRACT_32BITS(&ilv->length);
745 printf("\n%s ILV: type %x length %d\n", &ib[1],
746 EXTRACT_32BITS(&ilv->type), ilvl);
747 hex_print_with_offset(gndo,"\t\t[", tdp, ilvl-ILV_HDRL, 0);
748 }
749
750 ilv = GO_NXT_ILV(ilv, rlen);
751 }
752
753 return 0;
754
755 trunc:
756 printf("%s", tstr);
757 return -1;
758 }
759
760 static int
761 sdatatlv_print(register const u_char * pptr, register u_int len,
762 u_int16_t op_msk, int indent)
763 {
764 const struct forces_tlv *tlv = (struct forces_tlv *)pptr;
765 u_int rlen;
766 register const u_char *tdp = (u_char *) TLV_DATA(tlv);
767 u_int16_t type;
768
769 /*
770 * pdatacnt_print() has ensured that len (the TLV length)
771 * >= TLV_HDRL.
772 */
773 rlen = len - TLV_HDRL;
774 TCHECK(*tlv);
775 type = EXTRACT_16BITS(&tlv->type);
776 if (type != F_TLV_SPAD) {
777 printf("Error: expecting SPARSEDATA!\n");
778 return -1;
779 }
780
781 return sdatailv_print(tdp, rlen, op_msk, indent);
782
783 trunc:
784 printf("%s", tstr);
785 return -1;
786 }
787
788 static int
789 pkeyitlv_print(register const u_char * pptr, register u_int len,
790 u_int16_t op_msk, int indent)
791 {
792 const struct forces_tlv *tlv = (struct forces_tlv *)pptr;
793 register const u_char *tdp = (u_char *) TLV_DATA(tlv);
794 register const u_char *dp = tdp + 4;
795 const struct forces_tlv *kdtlv = (struct forces_tlv *)dp;
796 u_int32_t id;
797 char *ib = indent_pr(indent, 0);
798 u_int16_t type, tll;
799 u_int invtlv;
800
801 TCHECK(*tdp);
802 id = EXTRACT_32BITS(tdp);
803 printf("%sKeyinfo: Key 0x%x\n", ib, id);
804 TCHECK(*kdtlv);
805 type = EXTRACT_16BITS(&kdtlv->type);
806 invtlv = tlv_valid(kdtlv, len);
807
808 if (invtlv) {
809 printf("%s TLV type 0x%x len %d\n",
810 tok2str(ForCES_TLV_err, NULL, invtlv), type,
811 EXTRACT_16BITS(&kdtlv->length));
812 return -1;
813 }
814 /*
815 * At this point, tlv_valid() has ensured that the TLV
816 * length is large enough but not too large (it doesn't
817 * go past the end of the containing TLV).
818 */
819 tll = EXTRACT_16BITS(&kdtlv->length);
820 dp = (u_char *) TLV_DATA(kdtlv);
821 return fdatatlv_print(dp, tll, op_msk, indent);
822
823 trunc:
824 printf("%s", tstr);
825 return -1;
826 }
827
828 #define PTH_DESC_SIZE 12
829
830 static int
831 pdatacnt_print(register const u_char * pptr, register u_int len,
832 u_int16_t IDcnt, u_int16_t op_msk, int indent)
833 {
834 u_int i;
835 u_int32_t id;
836 char *ib = indent_pr(indent, 0);
837
838 if ((op_msk & B_APPND) && vflag >= 3) {
839 printf("%sTABLE APPEND\n", ib);
840 }
841 for (i = 0; i < IDcnt; i++) {
842 TCHECK2(*pptr, 4);
843 if (len < 4)
844 goto trunc;
845 id = EXTRACT_32BITS(pptr);
846 if (vflag >= 3)
847 printf("%sID#%02u: %d\n", ib, i + 1, id);
848 len -= 4;
849 pptr += 4;
850 }
851
852 if ((op_msk & B_TRNG) || (op_msk & B_KEYIN)) {
853 if (op_msk & B_TRNG) {
854 u_int32_t starti, endi;
855
856 if (len < PTH_DESC_SIZE) {
857 printf("pathlength %d with key/range too short %d\n",
858 len, PTH_DESC_SIZE);
859 return -1;
860 }
861
862 pptr += sizeof(struct forces_tlv);
863 len -= sizeof(struct forces_tlv);
864
865 starti = EXTRACT_32BITS(pptr);
866 pptr += 4;
867 len -= 4;
868
869 endi = EXTRACT_32BITS(pptr);
870 pptr += 4;
871 len -= 4;
872
873 if (vflag >= 3)
874 printf("%sTable range: [%d,%d]\n", ib, starti, endi);
875 }
876
877 if (op_msk & B_KEYIN) {
878 struct forces_tlv *keytlv;
879 u_int16_t tll;
880
881 if (len < PTH_DESC_SIZE) {
882 printf("pathlength %d with key/range too short %d\n",
883 len, PTH_DESC_SIZE);
884 return -1;
885 }
886
887 /* skip keyid */
888 pptr += 4;
889 len -= 4;
890 keytlv = (struct forces_tlv *)pptr;
891 /* skip header */
892 pptr += sizeof(struct forces_tlv);
893 len -= sizeof(struct forces_tlv);
894 /* skip key content */
895 tll = EXTRACT_16BITS(&keytlv->length);
896 if (tll < TLV_HDRL) {
897 printf("key content length %u < %u\n",
898 tll, TLV_HDRL);
899 return -1;
900 }
901 tll -= TLV_HDRL;
902 if (len < tll) {
903 printf("key content too short\n");
904 return -1;
905 }
906 pptr += tll;
907 len -= tll;
908 }
909
910 }
911
912 if (len) {
913 const struct forces_tlv *pdtlv = (struct forces_tlv *)pptr;
914 u_int16_t type;
915 u_int16_t tll;
916 int pad = 0;
917 u_int aln;
918 u_int invtlv;
919
920 TCHECK(*pdtlv);
921 type = EXTRACT_16BITS(&pdtlv->type);
922 invtlv = tlv_valid(pdtlv, len);
923 if (invtlv) {
924 printf
925 ("%s Outstanding bytes %d for TLV type 0x%x TLV len %d\n",
926 tok2str(ForCES_TLV_err, NULL, invtlv), len, type,
927 EXTRACT_16BITS(&pdtlv->length));
928 goto pd_err;
929 }
930 /*
931 * At this point, tlv_valid() has ensured that the TLV
932 * length is large enough but not too large (it doesn't
933 * go past the end of the containing TLV).
934 */
935 tll = EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL;
936 aln = F_ALN_LEN(EXTRACT_16BITS(&pdtlv->length));
937 if (aln > EXTRACT_16BITS(&pdtlv->length)) {
938 if (aln > len) {
939 printf
940 ("Invalid padded pathdata TLV type 0x%x len %d missing %d pad bytes\n",
941 type, EXTRACT_16BITS(&pdtlv->length), aln - len);
942 } else {
943 pad = aln - EXTRACT_16BITS(&pdtlv->length);
944 }
945 }
946 if (pd_valid(type)) {
947 const struct pdata_ops *ops = get_forces_pd(type);
948
949 if (vflag >= 3 && ops->v != F_TLV_PDAT) {
950 if (pad)
951 printf
952 ("%s %s (Length %d DataLen %d pad %d Bytes)\n",
953 ib, ops->s, EXTRACT_16BITS(&pdtlv->length),
954 tll, pad);
955 else
956 printf
957 ("%s %s (Length %d DataLen %d Bytes)\n",
958 ib, ops->s, EXTRACT_16BITS(&pdtlv->length),
959 tll);
960 }
961
962 chk_op_type(type, op_msk, ops->op_msk);
963
964 if (ops->print((const u_char *)pdtlv,
965 tll + pad + TLV_HDRL, op_msk,
966 indent + 2) == -1)
967 return -1;
968 len -= (TLV_HDRL + pad + tll);
969 } else {
970 printf("Invalid path data content type 0x%x len %d\n",
971 type, EXTRACT_16BITS(&pdtlv->length));
972 pd_err:
973 if (EXTRACT_16BITS(&pdtlv->length)) {
974 hex_print_with_offset(gndo,"Bad Data val\n\t [",
975 pptr, len, 0);
976 printf("]\n");
977
978 return -1;
979 }
980 }
981 }
982 return len;
983
984 trunc:
985 printf("%s", tstr);
986 return -1;
987 }
988
989 static int
990 pdata_print(register const u_char * pptr, register u_int len,
991 u_int16_t op_msk, int indent)
992 {
993 const struct pathdata_h *pdh = (struct pathdata_h *)pptr;
994 char *ib = indent_pr(indent, 0);
995 u_int minsize = 0;
996 int more_pd = 0;
997 u_int16_t idcnt = 0;
998
999 TCHECK(*pdh);
1000 if (len < sizeof(struct pathdata_h))
1001 goto trunc;
1002 if (vflag >= 3) {
1003 printf("\n%sPathdata: Flags 0x%x ID count %d\n",
1004 ib, EXTRACT_16BITS(&pdh->pflags), EXTRACT_16BITS(&pdh->pIDcnt));
1005 }
1006
1007 if (EXTRACT_16BITS(&pdh->pflags) & F_SELKEY) {
1008 op_msk |= B_KEYIN;
1009 }
1010
1011 /* Table GET Range operation */
1012 if (EXTRACT_16BITS(&pdh->pflags) & F_SELTABRANGE) {
1013 op_msk |= B_TRNG;
1014 }
1015 /* Table SET append operation */
1016 if (EXTRACT_16BITS(&pdh->pflags) & F_TABAPPEND) {
1017 op_msk |= B_APPND;
1018 }
1019
1020 pptr += sizeof(struct pathdata_h);
1021 len -= sizeof(struct pathdata_h);
1022 idcnt = EXTRACT_16BITS(&pdh->pIDcnt);
1023 minsize = idcnt * 4;
1024 if (len < minsize) {
1025 printf("\t\t\ttruncated IDs expected %uB got %uB\n", minsize,
1026 len);
1027 hex_print_with_offset(gndo,"\t\t\tID Data[", pptr, len, 0);
1028 printf("]\n");
1029 return -1;
1030 }
1031
1032 if ((op_msk & B_TRNG) && (op_msk & B_KEYIN)) {
1033 printf("\t\t\tIllegal to have both Table ranges and keys\n");
1034 return -1;
1035 }
1036
1037 more_pd = pdatacnt_print(pptr, len, idcnt, op_msk, indent);
1038 if (more_pd > 0) {
1039 int consumed = len - more_pd;
1040 pptr += consumed;
1041 len = more_pd;
1042 /* XXX: Argh, recurse some more */
1043 return recpdoptlv_print(pptr, len, op_msk, indent+1);
1044 } else
1045 return 0;
1046
1047 trunc:
1048 printf("%s", tstr);
1049 return -1;
1050 }
1051
1052 static int
1053 genoptlv_print(register const u_char * pptr, register u_int len,
1054 u_int16_t op_msk, int indent)
1055 {
1056 const struct forces_tlv *pdtlv = (struct forces_tlv *)pptr;
1057 u_int16_t type;
1058 int tll;
1059 u_int invtlv;
1060 char *ib = indent_pr(indent, 0);
1061
1062 TCHECK(*pdtlv);
1063 type = EXTRACT_16BITS(&pdtlv->type);
1064 tll = EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL;
1065 invtlv = tlv_valid(pdtlv, len);
1066 printf("genoptlvprint - %s TLV type 0x%x len %d\n",
1067 tok2str(ForCES_TLV, NULL, type), type, EXTRACT_16BITS(&pdtlv->length));
1068 if (!invtlv) {
1069 /*
1070 * At this point, tlv_valid() has ensured that the TLV
1071 * length is large enough but not too large (it doesn't
1072 * go past the end of the containing TLV).
1073 */
1074 register const u_char *dp = (u_char *) TLV_DATA(pdtlv);
1075 if (!ttlv_valid(type)) {
1076 printf("%s TLV type 0x%x len %d\n",
1077 tok2str(ForCES_TLV_err, NULL, invtlv), type,
1078 EXTRACT_16BITS(&pdtlv->length));
1079 return -1;
1080 }
1081 if (vflag >= 3)
1082 printf("%s%s, length %d (data length %d Bytes)",
1083 ib, tok2str(ForCES_TLV, NULL, type),
1084 EXTRACT_16BITS(&pdtlv->length), tll);
1085
1086 return pdata_print(dp, tll, op_msk, indent + 1);
1087 } else {
1088 printf("\t\t\tInvalid ForCES TLV type=%x", type);
1089 return -1;
1090 }
1091
1092 trunc:
1093 printf("%s", tstr);
1094 return -1;
1095 }
1096
1097 static int
1098 recpdoptlv_print(register const u_char * pptr, register u_int len,
1099 u_int16_t op_msk, int indent)
1100 {
1101 const struct forces_tlv *pdtlv = (struct forces_tlv *)pptr;
1102 int tll;
1103 u_int invtlv;
1104 u_int16_t type;
1105 register const u_char *dp;
1106 char *ib;
1107
1108 while (len != 0) {
1109 TCHECK(*pdtlv);
1110 invtlv = tlv_valid(pdtlv, len);
1111 if (invtlv) {
1112 break;
1113 }
1114
1115 /*
1116 * At this point, tlv_valid() has ensured that the TLV
1117 * length is large enough but not too large (it doesn't
1118 * go past the end of the containing TLV).
1119 */
1120 ib = indent_pr(indent, 0);
1121 type = EXTRACT_16BITS(&pdtlv->type);
1122 dp = (u_char *) TLV_DATA(pdtlv);
1123 tll = EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL;
1124
1125 if (vflag >= 3)
1126 printf
1127 ("%s%s, length %d (data encapsulated %d Bytes)",
1128 ib, tok2str(ForCES_TLV, NULL, type),
1129 EXTRACT_16BITS(&pdtlv->length),
1130 EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL);
1131
1132 if (pdata_print(dp, tll, op_msk, indent + 1) == -1)
1133 return -1;
1134 pdtlv = GO_NXT_TLV(pdtlv, len);
1135 }
1136
1137 if (len) {
1138 printf
1139 ("\n\t\tMessy PATHDATA TLV header, type (0x%x)\n\t\texcess of %d Bytes ",
1140 EXTRACT_16BITS(&pdtlv->type), len - EXTRACT_16BITS(&pdtlv->length));
1141 return -1;
1142 }
1143
1144 return 0;
1145
1146 trunc:
1147 printf("%s", tstr);
1148 return -1;
1149 }
1150
1151 static int
1152 invoptlv_print(register const u_char * pptr, register u_int len,
1153 u_int16_t op_msk _U_, int indent)
1154 {
1155 char *ib = indent_pr(indent, 1);
1156
1157 if (vflag >= 3) {
1158 printf("%sData[", &ib[1]);
1159 hex_print_with_offset(gndo,ib, pptr, len, 0);
1160 printf("%s]\n", ib);
1161 }
1162 return -1;
1163 }
1164
1165 static int
1166 otlv_print(const struct forces_tlv *otlv, u_int16_t op_msk _U_, int indent)
1167 {
1168 int rc = 0;
1169 register const u_char *dp = (u_char *) TLV_DATA(otlv);
1170 u_int16_t type;
1171 int tll;
1172 char *ib = indent_pr(indent, 0);
1173 const struct optlv_h *ops;
1174
1175 /*
1176 * lfbselect_print() has ensured that EXTRACT_16BITS(&otlv->length)
1177 * >= TLV_HDRL.
1178 */
1179 TCHECK(*otlv);
1180 type = EXTRACT_16BITS(&otlv->type);
1181 tll = EXTRACT_16BITS(&otlv->length) - TLV_HDRL;
1182 ops = get_forces_optlv_h(type);
1183 if (vflag >= 3) {
1184 printf("%sOper TLV %s(0x%x) length %d\n", ib, ops->s, type,
1185 EXTRACT_16BITS(&otlv->length));
1186 }
1187 /* empty TLVs like COMMIT and TRCOMMIT are empty, we stop here .. */
1188 if (!ops->flags & ZERO_TTLV) {
1189 if (tll != 0) /* instead of "if (tll)" - for readability .. */
1190 printf("%s: Illegal - MUST be empty\n", ops->s);
1191 return rc;
1192 }
1193 /* rest of ops must at least have 12B {pathinfo} */
1194 if (tll < OP_MIN_SIZ) {
1195 printf("\t\tOper TLV %s(0x%x) length %d\n", ops->s, type,
1196 EXTRACT_16BITS(&otlv->length));
1197 printf("\t\tTruncated data size %d minimum required %d\n", tll,
1198 OP_MIN_SIZ);
1199 return invoptlv_print(dp, tll, ops->op_msk, indent);
1200
1201 }
1202
1203 rc = ops->print(dp, tll, ops->op_msk, indent + 1);
1204 return rc;
1205
1206 trunc:
1207 printf("%s", tstr);
1208 return -1;
1209 }
1210
1211 #define ASTDLN 4
1212 #define ASTMCD 255
1213 static int
1214 asttlv_print(register const u_char * pptr, register u_int len,
1215 u_int16_t op_msk _U_, int indent)
1216 {
1217 u_int32_t rescode;
1218 u_int dlen;
1219 char *ib = indent_pr(indent, 0);
1220
1221 /*
1222 * forces_type_print() has ensured that len (the TLV length)
1223 * >= TLV_HDRL.
1224 */
1225 dlen = len - TLV_HDRL;
1226 if (dlen != ASTDLN) {
1227 printf("illegal ASTresult-TLV: %d bytes!\n", dlen);
1228 return -1;
1229 }
1230 TCHECK2(*pptr, 4);
1231 rescode = EXTRACT_32BITS(pptr);
1232 if (rescode > ASTMCD) {
1233 printf("illegal ASTresult result code: %d!\n", rescode);
1234 return -1;
1235 }
1236
1237 if (vflag >= 3) {
1238 printf("Teardown reason:\n%s", ib);
1239 switch (rescode) {
1240 case 0:
1241 printf("Normal Teardown");
1242 break;
1243 case 1:
1244 printf("Loss of Heartbeats");
1245 break;
1246 case 2:
1247 printf("Out of bandwidth");
1248 break;
1249 case 3:
1250 printf("Out of Memory");
1251 break;
1252 case 4:
1253 printf("Application Crash");
1254 break;
1255 default:
1256 printf("Unknown Teardown reason");
1257 break;
1258 }
1259 printf("(%x)\n%s", rescode, ib);
1260 }
1261 return 0;
1262
1263 trunc:
1264 printf("%s", tstr);
1265 return -1;
1266 }
1267
1268 #define ASRDLN 4
1269 #define ASRMCD 3
1270 static int
1271 asrtlv_print(register const u_char * pptr, register u_int len,
1272 u_int16_t op_msk _U_, int indent)
1273 {
1274 u_int32_t rescode;
1275 u_int dlen;
1276 char *ib = indent_pr(indent, 0);
1277
1278 /*
1279 * forces_type_print() has ensured that len (the TLV length)
1280 * >= TLV_HDRL.
1281 */
1282 dlen = len - TLV_HDRL;
1283 if (dlen != ASRDLN) { /* id, instance, oper tlv */
1284 printf("illegal ASRresult-TLV: %d bytes!\n", dlen);
1285 return -1;
1286 }
1287 TCHECK2(*pptr, 4);
1288 rescode = EXTRACT_32BITS(pptr);
1289
1290 if (rescode > ASRMCD) {
1291 printf("illegal ASRresult result code: %d!\n", rescode);
1292 return -1;
1293 }
1294
1295 if (vflag >= 3) {
1296 printf("\n%s", ib);
1297 switch (rescode) {
1298 case 0:
1299 printf("Success ");
1300 break;
1301 case 1:
1302 printf("FE ID invalid ");
1303 break;
1304 case 2:
1305 printf("permission denied ");
1306 break;
1307 default:
1308 printf("Unknown ");
1309 break;
1310 }
1311 printf("(%x)\n%s", rescode, ib);
1312 }
1313 return 0;
1314
1315 trunc:
1316 printf("%s", tstr);
1317 return -1;
1318 }
1319
1320 #if 0
1321 /*
1322 * XXX - not used.
1323 */
1324 static int
1325 gentltlv_print(register const u_char * pptr _U_, register u_int len,
1326 u_int16_t op_msk _U_, int indent _U_)
1327 {
1328 u_int dlen = len - TLV_HDRL;
1329
1330 if (dlen < 4) { /* at least 32 bits must exist */
1331 printf("truncated TLV: %d bytes missing! ", 4 - dlen);
1332 return -1;
1333 }
1334 return 0;
1335 }
1336 #endif
1337
1338 #define RD_MIN 8
1339
1340 static int
1341 print_metailv(register const u_char * pptr, u_int16_t op_msk _U_, int indent)
1342 {
1343 u_int rlen;
1344 char *ib = indent_pr(indent, 0);
1345 /* XXX: check header length */
1346 const struct forces_ilv *ilv = (struct forces_ilv *)pptr;
1347
1348 /*
1349 * print_metatlv() has ensured that len (what remains in the
1350 * ILV) >= ILV_HDRL.
1351 */
1352 rlen = EXTRACT_32BITS(&ilv->length) - ILV_HDRL;
1353 TCHECK(*ilv);
1354 printf("%sMetaID 0x%x length %d\n", ib, EXTRACT_32BITS(&ilv->type),
1355 EXTRACT_32BITS(&ilv->length));
1356 if (vflag >= 3) {
1357 hex_print_with_offset(gndo,"\t\t[", ILV_DATA(ilv), rlen, 0);
1358 printf(" ]\n");
1359 }
1360 return 0;
1361
1362 trunc:
1363 printf("%s", tstr);
1364 return -1;
1365 }
1366
1367 static int
1368 print_metatlv(register const u_char * pptr, register u_int len,
1369 u_int16_t op_msk _U_, int indent)
1370 {
1371 u_int dlen;
1372 char *ib = indent_pr(indent, 0);
1373 u_int rlen;
1374 const struct forces_ilv *ilv = (struct forces_ilv *)pptr;
1375 int invilv;
1376
1377 /*
1378 * redirect_print() has ensured that len (what remains in the
1379 * TLV) >= TLV_HDRL.
1380 */
1381 dlen = len - TLV_HDRL;
1382 rlen = dlen;
1383 printf("\n%s METADATA length %d \n", ib, rlen);
1384 while (rlen != 0) {
1385 TCHECK(*ilv);
1386 invilv = ilv_valid(ilv, rlen);
1387 if (invilv) {
1388 break;
1389 }
1390
1391 /*
1392 * At this point, ilv_valid() has ensured that the ILV
1393 * length is large enough but not too large (it doesn't
1394 * go past the end of the containing TLV).
1395 */
1396 print_metailv((u_char *) ilv, 0, indent + 1);
1397 ilv = GO_NXT_ILV(ilv, rlen);
1398 }
1399
1400 return 0;
1401
1402 trunc:
1403 printf("%s", tstr);
1404 return -1;
1405 }
1406
1407
1408 static int
1409 print_reddata(register const u_char * pptr, register u_int len,
1410 u_int16_t op_msk _U_, int indent _U_)
1411 {
1412 u_int dlen;
1413 char *ib = indent_pr(indent, 0);
1414 u_int rlen;
1415
1416 dlen = len - TLV_HDRL;
1417 rlen = dlen;
1418 printf("\n%s Redirect Data length %d \n", ib, rlen);
1419
1420 if (vflag >= 3) {
1421 printf("\t\t[");
1422 hex_print_with_offset(gndo,"\n\t\t", pptr, rlen, 0);
1423 printf("\n\t\t]");
1424 }
1425
1426 return 0;
1427 }
1428
1429 static int
1430 redirect_print(register const u_char * pptr, register u_int len,
1431 u_int16_t op_msk _U_, int indent)
1432 {
1433 const struct forces_tlv *tlv = (struct forces_tlv *)pptr;
1434 u_int dlen;
1435 u_int rlen;
1436 u_int invtlv;
1437
1438 /*
1439 * forces_type_print() has ensured that len (the TLV length)
1440 * >= TLV_HDRL.
1441 */
1442 dlen = len - TLV_HDRL;
1443 if (dlen <= RD_MIN) {
1444 printf("\n\t\ttruncated Redirect TLV: %d bytes missing! ",
1445 RD_MIN - dlen);
1446 return -1;
1447 }
1448
1449 rlen = dlen;
1450 indent += 1;
1451 while (rlen != 0) {
1452 TCHECK(*tlv);
1453 invtlv = tlv_valid(tlv, rlen);
1454 if (invtlv) {
1455 printf("Bad Redirect data\n");
1456 break;
1457 }
1458
1459 /*
1460 * At this point, tlv_valid() has ensured that the TLV
1461 * length is large enough but not too large (it doesn't
1462 * go past the end of the containing TLV).
1463 */
1464 if (EXTRACT_16BITS(&tlv->type) == F_TLV_METD) {
1465 print_metatlv((u_char *) TLV_DATA(tlv),
1466 EXTRACT_16BITS(&tlv->length), 0, indent);
1467 } else if ((EXTRACT_16BITS(&tlv->type) == F_TLV_REDD)) {
1468 print_reddata((u_char *) TLV_DATA(tlv),
1469 EXTRACT_16BITS(&tlv->length), 0, indent);
1470 } else {
1471 printf("Unknown REDIRECT TLV 0x%x len %d\n",
1472 EXTRACT_16BITS(&tlv->type),
1473 EXTRACT_16BITS(&tlv->length));
1474 }
1475
1476 tlv = GO_NXT_TLV(tlv, rlen);
1477 }
1478
1479 if (rlen) {
1480 printf
1481 ("\n\t\tMessy Redirect TLV header, type (0x%x)\n\t\texcess of %d Bytes ",
1482 EXTRACT_16BITS(&tlv->type),
1483 rlen - EXTRACT_16BITS(&tlv->length));
1484 return -1;
1485 }
1486
1487 return 0;
1488
1489 trunc:
1490 printf("%s", tstr);
1491 return -1;
1492 }
1493
1494 #define OP_OFF 8
1495 #define OP_MIN 12
1496
1497 static int
1498 lfbselect_print(register const u_char * pptr, register u_int len,
1499 u_int16_t op_msk, int indent)
1500 {
1501 const struct forces_lfbsh *lfbs;
1502 const struct forces_tlv *otlv;
1503 char *ib = indent_pr(indent, 0);
1504 u_int dlen;
1505 u_int rlen;
1506 u_int invtlv;
1507
1508 /*
1509 * forces_type_print() has ensured that len (the TLV length)
1510 * >= TLV_HDRL.
1511 */
1512 dlen = len - TLV_HDRL;
1513 if (dlen <= OP_MIN) { /* id, instance, oper tlv header .. */
1514 printf("\n\t\ttruncated lfb selector: %d bytes missing! ",
1515 OP_MIN - dlen);
1516 return -1;
1517 }
1518
1519 /*
1520 * At this point, we know that dlen > OP_MIN; OP_OFF < OP_MIN, so
1521 * we also know that it's > OP_OFF.
1522 */
1523 rlen = dlen - OP_OFF;
1524
1525 lfbs = (const struct forces_lfbsh *)pptr;
1526 TCHECK(*lfbs);
1527 if (vflag >= 3) {
1528 printf("\n%s%s(Classid %x) instance %x\n",
1529 ib, tok2str(ForCES_LFBs, NULL, EXTRACT_32BITS(&lfbs->class)),
1530 EXTRACT_32BITS(&lfbs->class),
1531 EXTRACT_32BITS(&lfbs->instance));
1532 }
1533
1534 otlv = (struct forces_tlv *)(lfbs + 1);
1535
1536 indent += 1;
1537 while (rlen != 0) {
1538 TCHECK(*otlv);
1539 invtlv = tlv_valid(otlv, rlen);
1540 if (invtlv)
1541 break;
1542
1543 /*
1544 * At this point, tlv_valid() has ensured that the TLV
1545 * length is large enough but not too large (it doesn't
1546 * go past the end of the containing TLV).
1547 */
1548 if (op_valid(EXTRACT_16BITS(&otlv->type), op_msk)) {
1549 otlv_print(otlv, 0, indent);
1550 } else {
1551 if (vflag < 3)
1552 printf("\n");
1553 printf
1554 ("\t\tINValid oper-TLV type 0x%x length %d for this ForCES message\n",
1555 EXTRACT_16BITS(&otlv->type), EXTRACT_16BITS(&otlv->length));
1556 invoptlv_print((u_char *)otlv, rlen, 0, indent);
1557 }
1558 otlv = GO_NXT_TLV(otlv, rlen);
1559 }
1560
1561 if (rlen) {
1562 printf
1563 ("\n\t\tMessy oper TLV header, type (0x%x)\n\t\texcess of %d Bytes ",
1564 EXTRACT_16BITS(&otlv->type), rlen - EXTRACT_16BITS(&otlv->length));
1565 return -1;
1566 }
1567
1568 return 0;
1569
1570 trunc:
1571 printf("%s", tstr);
1572 return -1;
1573 }
1574
1575 static int
1576 forces_type_print(register const u_char * pptr, const struct forcesh *fhdr _U_,
1577 register u_int mlen, const struct tom_h *tops)
1578 {
1579 const struct forces_tlv *tltlv;
1580 u_int rlen;
1581 u_int invtlv;
1582 int rc = 0;
1583 int ttlv = 0;
1584
1585 /*
1586 * forces_print() has already checked that mlen >= ForCES_HDRL
1587 * by calling ForCES_HLN_VALID().
1588 */
1589 rlen = mlen - ForCES_HDRL;
1590
1591 if (rlen > TLV_HLN) {
1592 if (tops->flags & ZERO_TTLV) {
1593 printf("<0x%x>Illegal Top level TLV!\n", tops->flags);
1594 return -1;
1595 }
1596 } else {
1597 if (tops->flags & ZERO_MORE_TTLV)
1598 return 0;
1599 if (tops->flags & ONE_MORE_TTLV) {
1600 printf("\tTop level TLV Data missing!\n");
1601 return -1;
1602 }
1603 }
1604
1605 if (tops->flags & ZERO_TTLV) {
1606 return 0;
1607 }
1608
1609 ttlv = tops->flags >> 4;
1610 tltlv = GET_TOP_TLV(pptr);
1611
1612 /*XXX: 15 top level tlvs will probably be fine
1613 You are nuts if you send more ;-> */
1614 while (rlen != 0) {
1615 TCHECK(*tltlv);
1616 invtlv = tlv_valid(tltlv, rlen);
1617 if (invtlv)
1618 break;
1619
1620 /*
1621 * At this point, tlv_valid() has ensured that the TLV
1622 * length is large enough but not too large (it doesn't
1623 * go past the end of the packet).
1624 */
1625 if (!ttlv_valid(EXTRACT_16BITS(&tltlv->type))) {
1626 printf("\n\tInvalid ForCES Top TLV type=0x%x",
1627 EXTRACT_16BITS(&tltlv->type));
1628 return -1;
1629 }
1630
1631 if (vflag >= 3)
1632 printf("\t%s, length %d (data length %d Bytes)",
1633 tok2str(ForCES_TLV, NULL, EXTRACT_16BITS(&tltlv->type)),
1634 EXTRACT_16BITS(&tltlv->length),
1635 EXTRACT_16BITS(&tltlv->length) - TLV_HDRL);
1636
1637 rc = tops->print((u_char *) TLV_DATA(tltlv),
1638 EXTRACT_16BITS(&tltlv->length), tops->op_msk, 9);
1639 if (rc < 0) {
1640 return -1;
1641 }
1642 tltlv = GO_NXT_TLV(tltlv, rlen);
1643 ttlv--;
1644 if (ttlv <= 0)
1645 break;
1646 }
1647 /*
1648 * XXX - if ttlv != 0, does that mean that the packet was too
1649 * short, and didn't have *enough* TLVs in it?
1650 */
1651 if (rlen) {
1652 printf("\tMess TopTLV header: min %u, total %d advertised %d ",
1653 TLV_HDRL, rlen, EXTRACT_16BITS(&tltlv->length));
1654 return -1;
1655 }
1656
1657 return 0;
1658
1659 trunc:
1660 printf("%s", tstr);
1661 return -1;
1662 }
1663
1664 void
1665 forces_print(register const u_char * pptr, register u_int len)
1666 {
1667 const struct forcesh *fhdr;
1668 u_int mlen;
1669 u_int32_t flg_raw;
1670 const struct tom_h *tops;
1671 int rc = 0;
1672
1673 fhdr = (const struct forcesh *)pptr;
1674 TCHECK(*fhdr);
1675 if (!tom_valid(fhdr->fm_tom)) {
1676 printf("Invalid ForCES message type %d\n", fhdr->fm_tom);
1677 goto error;
1678 }
1679
1680 mlen = ForCES_BLN(fhdr);
1681
1682 tops = get_forces_tom(fhdr->fm_tom);
1683 if (tops->v == TOM_RSVD) {
1684 printf("\n\tUnknown ForCES message type=0x%x", fhdr->fm_tom);
1685 goto error;
1686 }
1687
1688 printf("\n\tForCES %s ", tops->s);
1689 if (!ForCES_HLN_VALID(mlen, len)) {
1690 printf
1691 ("Illegal ForCES pkt len - min %u, total recvd %d, advertised %d ",
1692 ForCES_HDRL, len, ForCES_BLN(fhdr));
1693 goto error;
1694 }
1695
1696 TCHECK2(*(pptr + 20), 4);
1697 flg_raw = EXTRACT_32BITS(pptr + 20);
1698 if (vflag >= 1) {
1699 printf("\n\tForCES Version %d len %uB flags 0x%08x ",
1700 ForCES_V(fhdr), mlen, flg_raw);
1701 printf("\n\tSrcID 0x%x(%s) DstID 0x%x(%s) Correlator 0x%" PRIx64,
1702 ForCES_SID(fhdr), ForCES_node(ForCES_SID(fhdr)),
1703 ForCES_DID(fhdr), ForCES_node(ForCES_DID(fhdr)),
1704 EXTRACT_64BITS(fhdr->fm_cor));
1705
1706 }
1707 if (vflag >= 2) {
1708 printf
1709 ("\n\tForCES flags:\n\t %s(0x%x), prio=%d, %s(0x%x),\n\t %s(0x%x), %s(0x%x)\n",
1710 tok2str(ForCES_ACKs, "ACKUnknown", ForCES_ACK(fhdr)),
1711 ForCES_ACK(fhdr),
1712 ForCES_PRI(fhdr),
1713 tok2str(ForCES_EMs, "EMUnknown", ForCES_EM(fhdr)),
1714 ForCES_EM(fhdr),
1715 tok2str(ForCES_ATs, "ATUnknown", ForCES_AT(fhdr)),
1716 ForCES_AT(fhdr),
1717 tok2str(ForCES_TPs, "TPUnknown", ForCES_TP(fhdr)),
1718 ForCES_TP(fhdr));
1719 printf
1720 ("\t Extra flags: rsv(b5-7) 0x%x rsv(b13-31) 0x%x\n",
1721 ForCES_RS1(fhdr), ForCES_RS2(fhdr));
1722 }
1723 rc = forces_type_print(pptr, fhdr, mlen, tops);
1724 if (rc < 0) {
1725 error:
1726 hex_print_with_offset(gndo,"\n\t[", pptr, len, 0);
1727 printf("\n\t]");
1728 return;
1729 }
1730
1731 if (vflag >= 4) {
1732 printf("\n\t Raw ForCES message\n\t [");
1733 hex_print_with_offset(gndo,"\n\t ", pptr, len, 0);
1734 printf("\n\t ]");
1735 }
1736 printf("\n");
1737 return;
1738
1739 trunc:
1740 printf("%s", tstr);
1741 }
1742 /*
1743 * Local Variables:
1744 * c-style: whitesmith
1745 * c-basic-offset: 8
1746 * End:
1747 */
[mirror] the TCPdump network dissector