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[tcpdump] / print-forces.c
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
30 /*
31 * Per draft-ietf-forces-protocol-22
32 */
33 #define ForCES_VERS 1
34 #define ForCES_HDRL 24
35 #define ForCES_ALNL 4U
36 #define TLV_HDRL 4
37 #define ILV_HDRL 8
38
39 #define TOM_RSVD 0x0
40 #define TOM_ASSNSETUP 0x1
41 #define TOM_ASSNTEARD 0x2
42 #define TOM_CONFIG 0x3
43 #define TOM_QUERY 0x4
44 #define TOM_EVENTNOT 0x5
45 #define TOM_PKTREDIR 0x6
46 #define TOM_HEARTBT 0x0F
47 #define TOM_ASSNSETREP 0x11
48 #define TOM_CONFIGREP 0x13
49 #define TOM_QUERYREP 0x14
50
51 /*
52 * tom_h Flags: resv1(8b):maxtlvs(4b):resv2(2b):mintlv(2b)
53 */
54 #define ZERO_TTLV 0x01
55 #define ZERO_MORE_TTLV 0x02
56 #define ONE_MORE_TTLV 0x04
57 #define ZERO_TLV 0x00
58 #define ONE_TLV 0x10
59 #define TWO_TLV 0x20
60 #define MAX_TLV 0xF0
61
62 #define TTLV_T1 (ONE_MORE_TTLV|ONE_TLV)
63 #define TTLV_T2 (ONE_MORE_TTLV|MAX_TLV)
64
65 struct tom_h {
66 u_int32_t v;
67 u_int16_t flags;
68 u_int16_t op_msk;
69 const char *s;
70 int (*print) (register const u_char * pptr, register u_int len,
71 u_int16_t op_msk, int indent);
72 };
73
74 enum {
75 TOM_RSV_I,
76 TOM_ASS_I,
77 TOM_AST_I,
78 TOM_CFG_I,
79 TOM_QRY_I,
80 TOM_EVN_I,
81 TOM_RED_I,
82 TOM_HBT_I,
83 TOM_ASR_I,
84 TOM_CNR_I,
85 TOM_QRR_I,
86 _TOM_RSV_MAX
87 };
88 #define TOM_MAX_IND (_TOM_RSV_MAX - 1)
89
90 static inline int tom_valid(u_int8_t tom)
91 {
92 if (tom > 0) {
93 if (tom >= 0x7 && tom <= 0xe)
94 return 0;
95 if (tom == 0x10)
96 return 0;
97 if (tom > 0x14)
98 return 0;
99 return 1;
100 } else
101 return 0;
102 }
103
104 static inline const char *ForCES_node(u_int32_t node)
105 {
106 if (node <= 0x3FFFFFFF)
107 return "FE";
108 if (node >= 0x40000000 && node <= 0x7FFFFFFF)
109 return "CE";
110 if (node >= 0xC0000000 && node <= 0xFFFFFFEF)
111 return "AllMulticast";
112 if (node == 0xFFFFFFFD)
113 return "AllCEsBroadcast";
114 if (node == 0xFFFFFFFE)
115 return "AllFEsBroadcast";
116 if (node == 0xFFFFFFFF)
117 return "AllBroadcast";
118
119 return "ForCESreserved";
120
121 }
122
123 static inline const char *ForCES_ACKp(u_int32_t flg)
124 {
125 if (flg == 0x0)
126 return "NoACK";
127 if (flg == 0x1)
128 return "SuccessACK";
129 if (flg == 0x2)
130 return "FailureACK";
131 if (flg == 0x3)
132 return "AlwaysACK";
133 return "ACKUnknown";
134 }
135
136 static inline const char *ForCES_EMp(u_int32_t flg)
137 {
138 if (flg == 0x0)
139 return "EMReserved";
140 if (flg == 0x1)
141 return "execute-all-or-none";
142 if (flg == 0x2)
143 return "execute-until-failure";
144 if (flg == 0x3)
145 return "continue-execute-on-failure";
146 return "EMUnknown";
147 }
148
149 static inline const char *ForCES_ATp(u_int32_t flg)
150 {
151 if (flg == 0x0)
152 return "Standalone";
153 if (flg == 0x1)
154 return "2PCtransaction";
155 return "ATUnknown";
156 }
157
158 static inline const char *ForCES_TPp(u_int32_t flg)
159 {
160 if (flg == 0x0)
161 return "StartofTransaction";
162 if (flg == 0x1)
163 return "MiddleofTransaction";
164 if (flg == 0x2)
165 return "EndofTransaction";
166 if (flg == 0x3)
167 return "abort";
168 return "TPUnknown";
169 }
170
171 /*
172 * Structure of forces header, naked of TLVs.
173 */
174 struct forcesh {
175 u_int8_t fm_vrsvd; /* version and reserved */
176 #define ForCES_V(forcesh) ((forcesh)->fm_vrsvd >> 4)
177 u_int8_t fm_tom; /* type of message */
178 u_int16_t fm_len; /* total length * 4 bytes */
179 #define ForCES_BLN(forcesh) ((u_int32_t)(EXTRACT_16BITS(&(forcesh)->fm_len) << 2))
180 u_int32_t fm_sid; /* Source ID */
181 #define ForCES_SID(forcesh) EXTRACT_32BITS(&(forcesh)->fm_sid)
182 u_int32_t fm_did; /* Destination ID */
183 #define ForCES_DID(forcesh) EXTRACT_32BITS(&(forcesh)->fm_did)
184 u_int8_t fm_cor[8]; /* correlator */
185 u_int32_t fm_flags; /* flags */
186 #define ForCES_ACK(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0xC0000000) >> 30)
187 #define ForCES_PRI(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x38000000) >> 27)
188 #define ForCES_RS1(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x07000000) >> 24)
189 #define ForCES_EM(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x00C00000) >> 22)
190 #define ForCES_AT(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x00200000) >> 21)
191 #define ForCES_TP(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x00180000) >> 19)
192 #define ForCES_RS2(forcesh) ((EXTRACT_32BITS(&(forcesh)->fm_flags)&0x0007FFFF) >> 0)
193 };
194
195 #define ForCES_HLN_VALID(fhl,tlen) ((tlen) >= ForCES_HDRL && \
196 (fhl) >= ForCES_HDRL && \
197 (fhl) == (tlen))
198
199 #define F_LFB_RSVD 0x0
200 #define F_LFB_FEO 0x1
201 #define F_LFB_FEPO 0x2
202 const struct tok ForCES_LFBs[] = {
203 {F_LFB_RSVD, "Invalid TLV"},
204 {F_LFB_FEO, "FEObj LFB"},
205 {F_LFB_FEPO, "FEProtoObj LFB"},
206 {0, NULL}
207 };
208
209 enum {
210 F_OP_RSV,
211 F_OP_SET,
212 F_OP_SETPROP,
213 F_OP_SETRESP,
214 F_OP_SETPRESP,
215 F_OP_DEL,
216 F_OP_DELRESP,
217 F_OP_GET,
218 F_OP_GETPROP,
219 F_OP_GETRESP,
220 F_OP_GETPRESP,
221 F_OP_REPORT,
222 F_OP_COMMIT,
223 F_OP_RCOMMIT,
224 F_OP_RTRCOMP,
225 _F_OP_MAX
226 };
227
228 #define F_OP_MAX (_F_OP_MAX - 1)
229 enum {
230 B_OP_SET = 1 << (F_OP_SET - 1),
231 B_OP_SETPROP = 1 << (F_OP_SETPROP - 1),
232 B_OP_SETRESP = 1 << (F_OP_SETRESP - 1),
233 B_OP_SETPRESP = 1 << (F_OP_SETPRESP - 1),
234 B_OP_DEL = 1 << (F_OP_DEL - 1),
235 B_OP_DELRESP = 1 << (F_OP_DELRESP - 1),
236 B_OP_GET = 1 << (F_OP_GET - 1),
237 B_OP_GETPROP = 1 << (F_OP_GETPROP - 1),
238 B_OP_GETRESP = 1 << (F_OP_GETRESP - 1),
239 B_OP_GETPRESP = 1 << (F_OP_GETPRESP - 1),
240 B_OP_REPORT = 1 << (F_OP_REPORT - 1),
241 B_OP_COMMIT = 1 << (F_OP_COMMIT - 1),
242 B_OP_RCOMMIT = 1 << (F_OP_RCOMMIT - 1),
243 B_OP_RTRCOMP = 1 << (F_OP_RTRCOMP - 1),
244 };
245
246 struct optlv_h {
247 u_int16_t flags;
248 u_int16_t op_msk;
249 const char *s;
250 int (*print) (register const u_char * pptr, register u_int len,
251 u_int16_t op_msk, int indent);
252 };
253
254 static int genoptlv_print(register const u_char * pptr, register u_int len,
255 u_int16_t op_msk, int indent);
256 static int recpdoptlv_print(register const u_char * pptr, register u_int len,
257 u_int16_t op_msk, int indent);
258 static int invoptlv_print(register const u_char * pptr, register u_int len,
259 u_int16_t op_msk, int indent);
260
261 #define OP_MIN_SIZ 8
262 struct pathdata_h {
263 u_int16_t pflags;
264 u_int16_t pIDcnt;
265 };
266
267 #define B_FULLD 0x1
268 #define B_SPARD 0x2
269 #define B_RESTV 0x4
270 #define B_KEYIN 0x8
271 #define B_APPND 0x10
272 #define B_TRNG 0x20
273
274 static const struct optlv_h OPTLV_msg[F_OP_MAX + 1] = {
275 /* F_OP_RSV */ {ZERO_TTLV, 0, "Invalid OPTLV", invoptlv_print},
276 /* F_OP_SET */ {TTLV_T2, B_FULLD | B_SPARD, " Set", recpdoptlv_print},
277 /* F_OP_SETPROP */
278 {TTLV_T2, B_FULLD | B_SPARD, " SetProp", recpdoptlv_print},
279 /* F_OP_SETRESP */ {TTLV_T2, B_RESTV, " SetResp", recpdoptlv_print},
280 /* F_OP_SETPRESP */ {TTLV_T2, B_RESTV, " SetPropResp", recpdoptlv_print},
281 /* F_OP_DEL */ {ZERO_TTLV, 0, " Del", recpdoptlv_print},
282 /* F_OP_DELRESP */ {TTLV_T2, B_RESTV, " DelResp", recpdoptlv_print},
283 /* F_OP_GET */ {ZERO_TTLV, 0, " Get", recpdoptlv_print},
284 /* F_OP_GETPROP */ {ZERO_TTLV, 0, " GetProp", recpdoptlv_print},
285 /* F_OP_GETRESP */
286 {TTLV_T2, B_FULLD | B_SPARD | B_RESTV, " GetResp", recpdoptlv_print},
287 /* F_OP_GETPRESP */
288 {TTLV_T2, B_FULLD | B_RESTV, " GetPropResp", recpdoptlv_print},
289 /* F_OP_REPORT */
290 {TTLV_T2, B_FULLD | B_SPARD, " Report", recpdoptlv_print},
291 /* F_OP_COMMIT */ {ZERO_TTLV, 0, " Commit", NULL},
292 /* F_OP_RCOMMIT */ {TTLV_T1, B_RESTV, " RCommit", genoptlv_print},
293 /* F_OP_RTRCOMP */ {ZERO_TTLV, 0, " RTRCOMP", NULL},
294 };
295
296 static inline const struct optlv_h *get_forces_optlv_h(u_int16_t opt)
297 {
298 if (opt > F_OP_MAX || opt <= F_OP_RSV)
299 return &OPTLV_msg[F_OP_RSV];
300
301 return &OPTLV_msg[opt];
302 }
303
304 #define IND_SIZE 256
305 #define IND_CHR ' '
306 #define IND_PREF '\n'
307 #define IND_SUF 0x0
308 char ind_buf[IND_SIZE];
309
310 static inline char *indent_pr(int indent, int nlpref)
311 {
312 int i = 0;
313 char *r = ind_buf;
314
315 if (indent > (IND_SIZE - 1))
316 indent = IND_SIZE - 1;
317
318 if (nlpref) {
319 r[i] = IND_PREF;
320 i++;
321 indent--;
322 }
323
324 while (--indent >= 0)
325 r[i++] = IND_CHR;
326
327 r[i] = IND_SUF;
328 return r;
329 }
330
331 static inline int op_valid(u_int16_t op, u_int16_t mask)
332 {
333 int opb = 1 << (op - 1);
334
335 if (op == 0)
336 return 0;
337 if (opb & mask)
338 return 1;
339 /* I guess we should allow vendor operations? */
340 if (op >= 0x8000)
341 return 1;
342 return 0;
343 }
344
345 #define F_TLV_RSVD 0x0000
346 #define F_TLV_REDR 0x0001
347 #define F_TLV_ASRS 0x0010
348 #define F_TLV_ASRT 0x0011
349 #define F_TLV_LFBS 0x1000
350 #define F_TLV_PDAT 0x0110
351 #define F_TLV_KEYI 0x0111
352 #define F_TLV_FULD 0x0112
353 #define F_TLV_SPAD 0x0113
354 #define F_TLV_REST 0x0114
355 #define F_TLV_METD 0x0115
356 #define F_TLV_REDD 0x0116
357 #define F_TLV_TRNG 0x0117
358
359
360 #define F_TLV_VNST 0x8000
361
362 static const struct tok ForCES_TLV[] = {
363 {F_TLV_RSVD, "Invalid TLV"},
364 {F_TLV_REDR, "REDIRECT TLV"},
365 {F_TLV_ASRS, "ASResult TLV"},
366 {F_TLV_ASRT, "ASTreason TLV"},
367 {F_TLV_LFBS, "LFBselect TLV"},
368 {F_TLV_PDAT, "PATH-DATA TLV"},
369 {F_TLV_KEYI, "KEYINFO TLV"},
370 {F_TLV_FULD, "FULLDATA TLV"},
371 {F_TLV_SPAD, "SPARSEDATA TLV"},
372 {F_TLV_REST, "RESULT TLV"},
373 {F_TLV_METD, "METADATA TLV"},
374 {F_TLV_REDD, "REDIRECTDATA TLV"},
375 {0, NULL}
376 };
377
378 #define TLV_HLN 4
379 static inline int ttlv_valid(u_int16_t ttlv)
380 {
381 if (ttlv > 0) {
382 if (ttlv == 1 || ttlv == 0x1000)
383 return 1;
384 if (ttlv >= 0x10 && ttlv <= 0x11)
385 return 1;
386 if (ttlv >= 0x110 && ttlv <= 0x116)
387 return 1;
388 if (ttlv >= 0x8000)
389 return 0; /* XXX: */
390 }
391
392 return 0;
393 }
394
395 struct forces_ilv {
396 u_int32_t type;
397 u_int32_t length;
398 };
399
400 struct forces_tlv {
401 u_int16_t type;
402 u_int16_t length;
403 };
404
405 #define F_ALN_LEN(len) ( ((len)+ForCES_ALNL-1) & ~(ForCES_ALNL-1) )
406 #define GET_TOP_TLV(fhdr) ((struct forces_tlv *)((fhdr) + sizeof (struct forcesh)))
407 #define TLV_SET_LEN(len) (F_ALN_LEN(TLV_HDRL) + (len))
408 #define TLV_ALN_LEN(len) F_ALN_LEN(TLV_SET_LEN(len))
409 #define TLV_RDAT_LEN(tlv) ((int)(EXTRACT_16BITS(&(tlv)->length) - TLV_SET_LEN(0))
410 #define TLV_DATA(tlvp) ((void*)(((char*)(tlvp)) + TLV_SET_LEN(0)))
411 #define GO_NXT_TLV(tlv,rlen) ((rlen) -= F_ALN_LEN(EXTRACT_16BITS(&(tlv)->length)), \
412 (struct forces_tlv*)(((char*)(tlv)) \
413 + F_ALN_LEN(EXTRACT_16BITS(&(tlv)->length))))
414 #define ILV_SET_LEN(len) (F_ALN_LEN(ILV_HDRL) + (len))
415 #define ILV_ALN_LEN(len) F_ALN_LEN(ILV_SET_LEN(len))
416 #define ILV_RDAT_LEN(ilv) ((int)(EXTRACT_32BITS(&(ilv)->length)) - ILV_SET_LEN(0))
417 #define ILV_DATA(ilvp) ((void*)(((char*)(ilvp)) + ILV_SET_LEN(0)))
418 #define GO_NXT_ILV(ilv,rlen) ((rlen) -= F_ALN_LEN(EXTRACT_32BITS(&(ilv)->length)), \
419 (struct forces_ilv *)(((char*)(ilv)) \
420 + F_ALN_LEN(EXTRACT_32BITS(&(ilv)->length))))
421 #define INVALID_RLEN -1
422 #define INVALID_STLN -2
423 #define INVALID_LTLN -3
424 #define INVALID_ALEN -4
425
426 static const struct tok ForCES_TLV_err[] = {
427 {INVALID_RLEN, "Invalid total length"},
428 {INVALID_STLN, "xLV too short"},
429 {INVALID_LTLN, "xLV too long"},
430 {INVALID_ALEN, "data padding missing"},
431 {0, NULL}
432 };
433
434 static inline int tlv_valid(const struct forces_tlv *tlv, u_int rlen)
435 {
436 if (rlen < TLV_HDRL)
437 return INVALID_RLEN;
438 if (EXTRACT_16BITS(&tlv->length) < TLV_HDRL)
439 return INVALID_STLN;
440 if (EXTRACT_16BITS(&tlv->length) > rlen)
441 return INVALID_LTLN;
442 if (rlen < F_ALN_LEN(EXTRACT_16BITS(&tlv->length)))
443 return INVALID_ALEN;
444
445 return 0;
446 }
447
448 static inline int ilv_valid(const struct forces_ilv *ilv, u_int rlen)
449 {
450 if (rlen < ILV_HDRL)
451 return INVALID_RLEN;
452 if (EXTRACT_32BITS(&ilv->length) < ILV_HDRL)
453 return INVALID_STLN;
454 if (EXTRACT_32BITS(&ilv->length) > rlen)
455 return INVALID_LTLN;
456 if (rlen < F_ALN_LEN(EXTRACT_32BITS(&ilv->length)))
457 return INVALID_ALEN;
458
459 return 0;
460 }
461
462 static int lfbselect_print(register const u_char * pptr, register u_int len,
463 u_int16_t op_msk, int indent);
464 static int redirect_print(register const u_char * pptr, register u_int len,
465 u_int16_t op_msk, int indent);
466 static int asrtlv_print(register const u_char * pptr, register u_int len,
467 u_int16_t op_msk, int indent);
468 static int asttlv_print(register const u_char * pptr, register u_int len,
469 u_int16_t op_msk, int indent);
470
471 struct forces_lfbsh {
472 u_int32_t class;
473 u_int32_t instance;
474 };
475
476 #define ASSNS_OPS (B_OP_REPORT)
477 #define CFG_OPS (B_OP_SET|B_OP_SETPROP|B_OP_DEL|B_OP_COMMIT|B_OP_RTRCOMP)
478 #define CFG_ROPS (B_OP_SETRESP|B_OP_SETPRESP|B_OP_DELRESP|B_OP_RCOMMIT)
479 #define CFG_QY (B_OP_GET|B_OP_GETPROP)
480 #define CFG_QYR (B_OP_GETRESP|B_OP_GETPRESP)
481 #define CFG_EVN (B_OP_REPORT)
482
483 static const struct tom_h ForCES_msg[TOM_MAX_IND + 1] = {
484 /* TOM_RSV_I */ {TOM_RSVD, ZERO_TTLV, 0, "Invalid message", NULL},
485 /* TOM_ASS_I */ {TOM_ASSNSETUP, ZERO_MORE_TTLV | TWO_TLV, ASSNS_OPS,
486 "Association Setup", lfbselect_print},
487 /* TOM_AST_I */
488 {TOM_ASSNTEARD, TTLV_T1, 0, "Association TearDown", asttlv_print},
489 /* TOM_CFG_I */ {TOM_CONFIG, TTLV_T2, CFG_OPS, "Config", lfbselect_print},
490 /* TOM_QRY_I */ {TOM_QUERY, TTLV_T2, CFG_QY, "Query", lfbselect_print},
491 /* TOM_EVN_I */ {TOM_EVENTNOT, TTLV_T1, CFG_EVN, "Event Notification",
492 lfbselect_print},
493 /* TOM_RED_I */
494 {TOM_PKTREDIR, TTLV_T2, 0, "Packet Redirect", redirect_print},
495 /* TOM_HBT_I */ {TOM_HEARTBT, ZERO_TTLV, 0, "HeartBeat", NULL},
496 /* TOM_ASR_I */
497 {TOM_ASSNSETREP, TTLV_T1, 0, "Association Response", asrtlv_print},
498 /* TOM_CNR_I */ {TOM_CONFIGREP, TTLV_T2, CFG_ROPS, "Config Response",
499 lfbselect_print},
500 /* TOM_QRR_I */
501 {TOM_QUERYREP, TTLV_T2, CFG_QYR, "Query Response", lfbselect_print},
502 };
503
504 static inline const struct tom_h *get_forces_tom(u_int8_t tom)
505 {
506 int i;
507 for (i = TOM_RSV_I; i <= TOM_MAX_IND; i++) {
508 const struct tom_h *th = &ForCES_msg[i];
509 if (th->v == tom)
510 return th;
511 }
512 return &ForCES_msg[TOM_RSV_I];
513 }
514
515 struct pdata_ops {
516 u_int32_t v;
517 u_int16_t flags;
518 u_int16_t op_msk;
519 const char *s;
520 int (*print) (register const u_char * pptr, register u_int len,
521 u_int16_t op_msk, int indent);
522 };
523
524 enum {
525 PD_RSV_I,
526 PD_SEL_I,
527 PD_FDT_I,
528 PD_SDT_I,
529 PD_RES_I,
530 PD_PDT_I,
531 _PD_RSV_MAX
532 };
533 #define PD_MAX_IND (_TOM_RSV_MAX - 1)
534
535 static inline int pd_valid(u_int16_t pd)
536 {
537 if (pd >= F_TLV_PDAT && pd <= F_TLV_REST)
538 return 1;
539 return 0;
540 }
541
542 static inline void chk_op_type(u_int16_t type, u_int16_t msk, u_int16_t omsk)
543 {
544 if (type != F_TLV_PDAT) {
545 if (msk & B_KEYIN) {
546 if (type != F_TLV_KEYI) {
547 printf
548 ("Based on flags expected KEYINFO TLV!\n");
549 }
550 } else {
551 if (!(msk & omsk)) {
552 printf
553 ("Illegal DATA encoding for type 0x%x programmed %x got %x \n",
554 type, omsk, msk);
555 }
556 }
557 }
558
559 }
560
561 #define F_SELKEY 1
562 #define F_SELTABRANGE 2
563 #define F_TABAPPEND 4
564
565 struct res_val {
566 u_int8_t result;
567 u_int8_t resv1;
568 u_int16_t resv2;
569 };
570
571 static int prestlv_print(register const u_char * pptr, register u_int len,
572 u_int16_t op_msk, int indent);
573 static int pkeyitlv_print(register const u_char * pptr, register u_int len,
574 u_int16_t op_msk, int indent);
575 static int fdatatlv_print(register const u_char * pptr, register u_int len,
576 u_int16_t op_msk, int indent);
577 static int sdatatlv_print(register const u_char * pptr, register u_int len,
578 u_int16_t op_msk, int indent);
579
580 static const struct pdata_ops ForCES_pdata[PD_MAX_IND + 1] = {
581 /* PD_RSV_I */ {0, 0, 0, "Invalid message", NULL},
582 /* PD_SEL_I */ {F_TLV_KEYI, 0, 0, "KEYINFO TLV", pkeyitlv_print},
583 /* PD_FDT_I */ {F_TLV_FULD, 0, B_FULLD, "FULLDATA TLV", fdatatlv_print},
584 /* PD_SDT_I */ {F_TLV_SPAD, 0, B_SPARD, "SPARSEDATA TLV", sdatatlv_print},
585 /* PD_RES_I */ {F_TLV_REST, 0, B_RESTV, "RESULT TLV", prestlv_print},
586 /* PD_PDT_I */
587 {F_TLV_PDAT, 0, 0, "Inner PATH-DATA TLV", recpdoptlv_print},
588 };
589
590 static inline const struct pdata_ops *get_forces_pd(u_int16_t pd)
591 {
592 int i;
593 for (i = PD_RSV_I + 1; i <= PD_MAX_IND; i++) {
594 const struct pdata_ops *pdo = &ForCES_pdata[i];
595 if (pdo->v == pd)
596 return pdo;
597 }
598 return &ForCES_pdata[TOM_RSV_I];
599 }
600
601 enum {
602 E_SUCCESS,
603 E_INVALID_HEADER,
604 E_LENGTH_MISMATCH,
605 E_VERSION_MISMATCH,
606 E_INVALID_DESTINATION_PID,
607 E_LFB_UNKNOWN,
608 E_LFB_NOT_FOUND,
609 E_LFB_INSTANCE_ID_NOT_FOUND,
610 E_INVALID_PATH,
611 E_COMPONENT_DOES_NOT_EXIST,
612 E_EXISTS,
613 E_NOT_FOUND,
614 E_READ_ONLY,
615 E_INVALID_ARRAY_CREATION,
616 E_VALUE_OUT_OF_RANGE,
617 E_CONTENTS_TOO_LONG,
618 E_INVALID_PARAMETERS,
619 E_INVALID_MESSAGE_TYPE,
620 E_INVALID_FLAGS,
621 E_INVALID_TLV,
622 E_EVENT_ERROR,
623 E_NOT_SUPPORTED,
624 E_MEMORY_ERROR,
625 E_INTERNAL_ERROR,
626 /* 0x18-0xFE are reserved .. */
627 E_UNSPECIFIED_ERROR = 0XFF
628 };
629
630 const struct tok ForCES_errs[] = {
631 {E_SUCCESS, "SUCCESS"},
632 {E_INVALID_HEADER, "INVALID HEADER"},
633 {E_LENGTH_MISMATCH, "LENGTH MISMATCH"},
634 {E_VERSION_MISMATCH, "VERSION MISMATCH"},
635 {E_INVALID_DESTINATION_PID, "INVALID DESTINATION PID"},
636 {E_LFB_UNKNOWN, "LFB UNKNOWN"},
637 {E_LFB_NOT_FOUND, "LFB NOT FOUND"},
638 {E_LFB_INSTANCE_ID_NOT_FOUND, "LFB INSTANCE ID NOT FOUND"},
639 {E_INVALID_PATH, "INVALID PATH"},
640 {E_COMPONENT_DOES_NOT_EXIST, "COMPONENT DOES NOT EXIST"},
641 {E_EXISTS, "EXISTS ALREADY"},
642 {E_NOT_FOUND, "NOT FOUND"},
643 {E_READ_ONLY, "READ ONLY"},
644 {E_INVALID_ARRAY_CREATION, "INVALID ARRAY CREATION"},
645 {E_VALUE_OUT_OF_RANGE, "VALUE OUT OF RANGE"},
646 {E_CONTENTS_TOO_LONG, "CONTENTS TOO LONG"},
647 {E_INVALID_PARAMETERS, "INVALID PARAMETERS"},
648 {E_INVALID_MESSAGE_TYPE, "INVALID MESSAGE TYPE"},
649 {E_INVALID_FLAGS, "INVALID FLAGS"},
650 {E_INVALID_TLV, "INVALID TLV"},
651 {E_EVENT_ERROR, "EVENT ERROR"},
652 {E_NOT_SUPPORTED, "NOT SUPPORTED"},
653 {E_MEMORY_ERROR, "MEMORY ERROR"},
654 {E_INTERNAL_ERROR, "INTERNAL ERROR"},
655 {E_UNSPECIFIED_ERROR, "UNSPECIFIED ERROR"},
656 {0, NULL}
657 };
658
659 #define RESLEN 4
660
661 static int
662 prestlv_print(register const u_char * pptr, register u_int len,
663 u_int16_t op_msk _U_, int indent)
664 {
665 const struct forces_tlv *tlv = (struct forces_tlv *)pptr;
666 register const u_char *tdp = (u_char *) TLV_DATA(tlv);
667 struct res_val *r = (struct res_val *)tdp;
668 u_int dlen;
669
670 /*
671 * pdatacnt_print() has ensured that len (the TLV length)
672 * >= TLV_HDRL.
673 */
674 dlen = len - TLV_HDRL;
675 if (dlen != RESLEN) {
676 printf("illegal RESULT-TLV: %d bytes!\n", dlen);
677 return -1;
678 }
679
680 TCHECK(*r);
681 if (r->result >= 0x18 && r->result <= 0xFE) {
682 printf("illegal reserved result code: 0x%x!\n", r->result);
683 return -1;
684 }
685
686 if (vflag >= 3) {
687 char *ib = indent_pr(indent, 0);
688 printf("%s Result: %s (code 0x%x)\n", ib,
689 tok2str(ForCES_errs, NULL, r->result), r->result);
690 }
691 return 0;
692
693 trunc:
694 fputs("[|forces]", stdout);
695 return -1;
696 }
697
698 static int
699 fdatatlv_print(register const u_char * pptr, register u_int len,
700 u_int16_t op_msk _U_, int indent)
701 {
702 const struct forces_tlv *tlv = (struct forces_tlv *)pptr;
703 u_int rlen;
704 register const u_char *tdp = (u_char *) TLV_DATA(tlv);
705 u_int16_t type;
706
707 /*
708 * pdatacnt_print() or pkeyitlv_print() has ensured that len
709 * (the TLV length) >= TLV_HDRL.
710 */
711 rlen = len - TLV_HDRL;
712 TCHECK(*tlv);
713 type = EXTRACT_16BITS(&tlv->type);
714 if (type != F_TLV_FULD) {
715 printf("Error: expecting FULLDATA!\n");
716 return -1;
717 }
718
719 if (vflag >= 3) {
720 char *ib = indent_pr(indent + 2, 1);
721 printf("%s[", &ib[1]);
722 hex_print_with_offset(ib, tdp, rlen, 0);
723 printf("\n%s]\n", &ib[1]);
724 }
725 return 0;
726
727 trunc:
728 fputs("[|forces]", stdout);
729 return -1;
730 }
731
732 static int
733 sdatailv_print(register const u_char * pptr, register u_int len,
734 u_int16_t op_msk _U_, int indent)
735 {
736 u_int rlen;
737 const struct forces_ilv *ilv = (struct forces_ilv *)pptr;
738 int invilv;
739
740 if (len < ILV_HDRL) {
741 printf("Error: BAD SPARSEDATA-TLV!\n");
742 return -1;
743 }
744 rlen = len;
745 indent += 1;
746 while (rlen != 0) {
747 //printf("Jamal - outstanding length <%d>\n", rlen);
748 char *ib = indent_pr(indent, 1);
749 register const u_char *tdp = (u_char *) ILV_DATA(ilv);
750 TCHECK(*ilv);
751 invilv = ilv_valid(ilv, rlen);
752 if (invilv) {
753 printf("%s[", &ib[1]);
754 hex_print_with_offset(ib, tdp, rlen, 0);
755 printf("\n%s]\n", &ib[1]);
756 return -1;
757 }
758 if (vflag >= 3) {
759 int ilvl = EXTRACT_32BITS(&ilv->length);
760 printf("\n%s ILV: type %x length %d\n", &ib[1],
761 EXTRACT_32BITS(&ilv->type), ilvl);
762 hex_print_with_offset("\t\t[", tdp, ilvl-ILV_HDRL, 0);
763 }
764
765 ilv = GO_NXT_ILV(ilv, rlen);
766 }
767
768 return 0;
769
770 trunc:
771 fputs("[|forces]", stdout);
772 return -1;
773 }
774
775 static int
776 sdatatlv_print(register const u_char * pptr, register u_int len,
777 u_int16_t op_msk, int indent)
778 {
779 const struct forces_tlv *tlv = (struct forces_tlv *)pptr;
780 u_int rlen;
781 register const u_char *tdp = (u_char *) TLV_DATA(tlv);
782 u_int16_t type;
783
784 /*
785 * pdatacnt_print() has ensured that len (the TLV length)
786 * >= TLV_HDRL.
787 */
788 rlen = len - TLV_HDRL;
789 TCHECK(*tlv);
790 type = EXTRACT_16BITS(&tlv->type);
791 if (type != F_TLV_SPAD) {
792 printf("Error: expecting SPARSEDATA!\n");
793 return -1;
794 }
795
796 return sdatailv_print(tdp, rlen, op_msk, indent);
797
798 trunc:
799 fputs("[|forces]", stdout);
800 return -1;
801 }
802
803 static int
804 pkeyitlv_print(register const u_char * pptr, register u_int len,
805 u_int16_t op_msk, int indent)
806 {
807 const struct forces_tlv *tlv = (struct forces_tlv *)pptr;
808 register const u_char *tdp = (u_char *) TLV_DATA(tlv);
809 register const u_char *dp = tdp + 4;
810 const struct forces_tlv *kdtlv = (struct forces_tlv *)dp;
811 u_int32_t id;
812 char *ib = indent_pr(indent, 0);
813 u_int16_t type, tll;
814 int invtlv;
815
816 TCHECK(*tdp);
817 id = EXTRACT_32BITS(tdp);
818 printf("%sKeyinfo: Key 0x%x\n", ib, id);
819 TCHECK(*kdtlv);
820 type = EXTRACT_16BITS(&kdtlv->type);
821 invtlv = tlv_valid(kdtlv, len);
822
823 if (invtlv) {
824 printf("%s TLV type 0x%x len %d\n",
825 tok2str(ForCES_TLV_err, NULL, invtlv), type,
826 EXTRACT_16BITS(&kdtlv->length));
827 return -1;
828 }
829 /*
830 * At this point, tlv_valid() has ensured that the TLV
831 * length is large enough but not too large (it doesn't
832 * go past the end of the containing TLV).
833 */
834 tll = EXTRACT_16BITS(&kdtlv->length);
835 dp = (u_char *) TLV_DATA(kdtlv);
836 return fdatatlv_print(dp, tll, op_msk, indent);
837
838 trunc:
839 fputs("[|forces]", stdout);
840 return -1;
841 }
842
843 #define PTH_DESC_SIZE 12
844
845 static int
846 pdatacnt_print(register const u_char * pptr, register u_int len,
847 u_int16_t IDcnt, u_int16_t op_msk, int indent)
848 {
849 u_int i;
850 u_int32_t id;
851 char *ib = indent_pr(indent, 0);
852
853 if ((op_msk & B_APPND) && vflag >= 3) {
854 printf("%sTABLE APPEND\n", ib);
855 }
856 for (i = 0; i < IDcnt; i++) {
857 TCHECK2(*pptr, 4);
858 if (len < 4)
859 goto trunc;
860 id = EXTRACT_32BITS(pptr);
861 if (vflag >= 3)
862 printf("%sID#%02u: %d\n", ib, i + 1, id);
863 len -= 4;
864 pptr += 4;
865 }
866
867 if ((op_msk & B_TRNG) || (op_msk & B_KEYIN)) {
868 if (op_msk & B_TRNG) {
869 u_int32_t starti, endi;
870
871 if (len < PTH_DESC_SIZE) {
872 printf("pathlength %d with key/range too short %d\n",
873 len, PTH_DESC_SIZE);
874 return -1;
875 }
876
877 pptr += sizeof(struct forces_tlv);
878 len -= sizeof(struct forces_tlv);
879
880 starti = EXTRACT_32BITS(pptr);
881 pptr += 4;
882 len -= 4;
883
884 endi = EXTRACT_32BITS(pptr);
885 pptr += 4;
886 len -= 4;
887
888 if (vflag >= 3)
889 printf("%sTable range: [%d,%d]\n", ib, starti, endi);
890 }
891
892 if (op_msk & B_KEYIN) {
893 struct forces_tlv *keytlv;
894 u_int16_t tll;
895
896 if (len < PTH_DESC_SIZE) {
897 printf("pathlength %d with key/range too short %d\n",
898 len, PTH_DESC_SIZE);
899 return -1;
900 }
901
902 /* skip keyid */
903 pptr += 4;
904 len -= 4;
905 keytlv = (struct forces_tlv *)pptr;
906 /* skip header */
907 pptr += sizeof(struct forces_tlv);
908 len -= sizeof(struct forces_tlv);
909 /* skip key content */
910 tll = EXTRACT_16BITS(&keytlv->length);
911 if (tll < TLV_HDRL) {
912 printf("key content length %u < %u\n",
913 tll, TLV_HDRL);
914 return -1;
915 }
916 tll -= TLV_HDRL;
917 if (len < tll) {
918 printf("key content too short\n");
919 return -1;
920 }
921 pptr += tll;
922 len -= tll;
923 }
924
925 }
926
927 if (len) {
928 const struct forces_tlv *pdtlv = (struct forces_tlv *)pptr;
929 u_int16_t type;
930 u_int16_t tll;
931 int pad = 0;
932 u_int aln;
933 int invtlv;
934
935 TCHECK(*pdtlv);
936 type = EXTRACT_16BITS(&pdtlv->type);
937 invtlv = tlv_valid(pdtlv, len);
938 if (invtlv) {
939 printf
940 ("%s Outstanding bytes %d for TLV type 0x%x TLV len %d\n",
941 tok2str(ForCES_TLV_err, NULL, invtlv), len, type,
942 EXTRACT_16BITS(&pdtlv->length));
943 goto pd_err;
944 }
945 /*
946 * At this point, tlv_valid() has ensured that the TLV
947 * length is large enough but not too large (it doesn't
948 * go past the end of the containing TLV).
949 */
950 tll = EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL;
951 aln = F_ALN_LEN(EXTRACT_16BITS(&pdtlv->length));
952 if (aln > EXTRACT_16BITS(&pdtlv->length)) {
953 if (aln > len) {
954 printf
955 ("Invalid padded pathdata TLV type 0x%x len %d missing %d pad bytes\n",
956 type, EXTRACT_16BITS(&pdtlv->length), aln - len);
957 } else {
958 pad = aln - EXTRACT_16BITS(&pdtlv->length);
959 }
960 }
961 if (pd_valid(type)) {
962 const struct pdata_ops *ops = get_forces_pd(type);
963
964 if (vflag >= 3 && ops->v != F_TLV_PDAT) {
965 if (pad)
966 printf
967 ("%s %s (Length %d DataLen %d pad %d Bytes)\n",
968 ib, ops->s, EXTRACT_16BITS(&pdtlv->length),
969 tll, pad);
970 else
971 printf
972 ("%s %s (Length %d DataLen %d Bytes)\n",
973 ib, ops->s, EXTRACT_16BITS(&pdtlv->length),
974 tll);
975 }
976
977 chk_op_type(type, op_msk, ops->op_msk);
978
979 if (ops->print((const u_char *)pdtlv,
980 tll + pad + TLV_HDRL, op_msk,
981 indent + 2) == -1)
982 return -1;
983 len -= (TLV_HDRL + pad + tll);
984 } else {
985 printf("Invalid path data content type 0x%x len %d\n",
986 type, EXTRACT_16BITS(&pdtlv->length));
987 pd_err:
988 if (EXTRACT_16BITS(&pdtlv->length)) {
989 hex_print_with_offset("Bad Data val\n\t [",
990 pptr, len, 0);
991 printf("]\n");
992
993 return -1;
994 }
995 }
996 }
997 return len;
998
999 trunc:
1000 fputs("[|forces]", stdout);
1001 return -1;
1002 }
1003
1004 static int
1005 pdata_print(register const u_char * pptr, register u_int len,
1006 u_int16_t op_msk, int indent)
1007 {
1008 const struct pathdata_h *pdh = (struct pathdata_h *)pptr;
1009 char *ib = indent_pr(indent, 0);
1010 u_int minsize = 0;
1011 int more_pd = 0;
1012 u_int16_t idcnt = 0;
1013
1014 TCHECK(*pdh);
1015 if (len < sizeof(struct pathdata_h))
1016 goto trunc;
1017 if (vflag >= 3) {
1018 printf("\n%sPathdata: Flags 0x%x ID count %d\n",
1019 ib, EXTRACT_16BITS(&pdh->pflags), EXTRACT_16BITS(&pdh->pIDcnt));
1020 }
1021
1022 if (EXTRACT_16BITS(&pdh->pflags) & F_SELKEY) {
1023 op_msk |= B_KEYIN;
1024 }
1025
1026 /* Table GET Range operation */
1027 if (EXTRACT_16BITS(&pdh->pflags) & F_SELTABRANGE) {
1028 op_msk |= B_TRNG;
1029 }
1030 /* Table SET append operation */
1031 if (EXTRACT_16BITS(&pdh->pflags) & F_TABAPPEND) {
1032 op_msk |= B_APPND;
1033 }
1034
1035 pptr += sizeof(struct pathdata_h);
1036 len -= sizeof(struct pathdata_h);
1037 idcnt = EXTRACT_16BITS(&pdh->pIDcnt);
1038 minsize = idcnt * 4;
1039 if (len < minsize) {
1040 printf("\t\t\ttruncated IDs expected %uB got %uB\n", minsize,
1041 len);
1042 hex_print_with_offset("\t\t\tID Data[", pptr, len, 0);
1043 printf("]\n");
1044 return -1;
1045 }
1046
1047 if ((op_msk & B_TRNG) && (op_msk & B_KEYIN)) {
1048 printf("\t\t\tIllegal to have both Table ranges and keys\n");
1049 return -1;
1050 }
1051
1052 more_pd = pdatacnt_print(pptr, len, idcnt, op_msk, indent);
1053 if (more_pd > 0) {
1054 int consumed = len - more_pd;
1055 pptr += consumed;
1056 len = more_pd;
1057 /* XXX: Argh, recurse some more */
1058 return recpdoptlv_print(pptr, len, op_msk, indent+1);
1059 } else
1060 return 0;
1061
1062 trunc:
1063 fputs("[|forces]", stdout);
1064 return -1;
1065 }
1066
1067 static int
1068 genoptlv_print(register const u_char * pptr, register u_int len,
1069 u_int16_t op_msk, int indent)
1070 {
1071 const struct forces_tlv *pdtlv = (struct forces_tlv *)pptr;
1072 u_int16_t type;
1073 int tll;
1074 int invtlv;
1075 char *ib = indent_pr(indent, 0);
1076
1077 TCHECK(*pdtlv);
1078 type = EXTRACT_16BITS(&pdtlv->type);
1079 tll = EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL;
1080 invtlv = tlv_valid(pdtlv, len);
1081 printf("genoptlvprint - %s TLV type 0x%x len %d\n",
1082 tok2str(ForCES_TLV, NULL, type), type, EXTRACT_16BITS(&pdtlv->length));
1083 if (!invtlv) {
1084 /*
1085 * At this point, tlv_valid() has ensured that the TLV
1086 * length is large enough but not too large (it doesn't
1087 * go past the end of the containing TLV).
1088 */
1089 register const u_char *dp = (u_char *) TLV_DATA(pdtlv);
1090 if (!ttlv_valid(type)) {
1091 printf("%s TLV type 0x%x len %d\n",
1092 tok2str(ForCES_TLV_err, NULL, invtlv), type,
1093 EXTRACT_16BITS(&pdtlv->length));
1094 return -1;
1095 }
1096 if (vflag >= 3)
1097 printf("%s%s, length %d (data length %d Bytes)",
1098 ib, tok2str(ForCES_TLV, NULL, type),
1099 EXTRACT_16BITS(&pdtlv->length), tll);
1100
1101 return pdata_print(dp, tll, op_msk, indent + 1);
1102 } else {
1103 printf("\t\t\tInvalid ForCES TLV type=%x", type);
1104 return -1;
1105 }
1106
1107 trunc:
1108 fputs("[|forces]", stdout);
1109 return -1;
1110 }
1111
1112 static int
1113 recpdoptlv_print(register const u_char * pptr, register u_int len,
1114 u_int16_t op_msk, int indent)
1115 {
1116 const struct forces_tlv *pdtlv = (struct forces_tlv *)pptr;
1117 int tll;
1118 int invtlv;
1119 u_int16_t type;
1120 register const u_char *dp;
1121 char *ib;
1122
1123 while (len != 0) {
1124 TCHECK(*pdtlv);
1125 invtlv = tlv_valid(pdtlv, len);
1126 if (invtlv) {
1127 break;
1128 }
1129
1130 /*
1131 * At this point, tlv_valid() has ensured that the TLV
1132 * length is large enough but not too large (it doesn't
1133 * go past the end of the containing TLV).
1134 */
1135 ib = indent_pr(indent, 0);
1136 type = EXTRACT_16BITS(&pdtlv->type);
1137 dp = (u_char *) TLV_DATA(pdtlv);
1138 tll = EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL;
1139
1140 if (vflag >= 3)
1141 printf
1142 ("%s%s, length %d (data encapsulated %d Bytes)",
1143 ib, tok2str(ForCES_TLV, NULL, type),
1144 EXTRACT_16BITS(&pdtlv->length),
1145 EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL);
1146
1147 if (pdata_print(dp, tll, op_msk, indent + 1) == -1)
1148 return -1;
1149 pdtlv = GO_NXT_TLV(pdtlv, len);
1150 }
1151
1152 if (len) {
1153 printf
1154 ("\n\t\tMessy PATHDATA TLV header, type (0x%x)\n\t\texcess of %d Bytes ",
1155 EXTRACT_16BITS(&pdtlv->type), len - EXTRACT_16BITS(&pdtlv->length));
1156 return -1;
1157 }
1158
1159 return 0;
1160
1161 trunc:
1162 fputs("[|forces]", stdout);
1163 return -1;
1164 }
1165
1166 static int
1167 invoptlv_print(register const u_char * pptr, register u_int len,
1168 u_int16_t op_msk _U_, int indent)
1169 {
1170 char *ib = indent_pr(indent, 1);
1171
1172 if (vflag >= 3) {
1173 printf("%sData[", &ib[1]);
1174 hex_print_with_offset(ib, pptr, len, 0);
1175 printf("%s]\n", ib);
1176 }
1177 return -1;
1178 }
1179
1180 static int
1181 otlv_print(const struct forces_tlv *otlv, u_int16_t op_msk _U_, int indent)
1182 {
1183 int rc = 0;
1184 register const u_char *dp = (u_char *) TLV_DATA(otlv);
1185 u_int16_t type;
1186 int tll;
1187 char *ib = indent_pr(indent, 0);
1188 const struct optlv_h *ops;
1189
1190 /*
1191 * lfbselect_print() has ensured that EXTRACT_16BITS(&otlv->length)
1192 * >= TLV_HDRL.
1193 */
1194 TCHECK(*otlv);
1195 type = EXTRACT_16BITS(&otlv->type);
1196 tll = EXTRACT_16BITS(&otlv->length) - TLV_HDRL;
1197 ops = get_forces_optlv_h(type);
1198 if (vflag >= 3) {
1199 printf("%sOper TLV %s(0x%x) length %d\n", ib, ops->s, type,
1200 EXTRACT_16BITS(&otlv->length));
1201 }
1202 /* empty TLVs like COMMIT and TRCOMMIT are empty, we stop here .. */
1203 if (!ops->flags & ZERO_TTLV) {
1204 if (tll != 0) /* instead of "if (tll)" - for readability .. */
1205 printf("%s: Illegal - MUST be empty\n", ops->s);
1206 return rc;
1207 }
1208 /* rest of ops must at least have 12B {pathinfo} */
1209 if (tll < OP_MIN_SIZ) {
1210 printf("\t\tOper TLV %s(0x%x) length %d\n", ops->s, type,
1211 EXTRACT_16BITS(&otlv->length));
1212 printf("\t\tTruncated data size %d minimum required %d\n", tll,
1213 OP_MIN_SIZ);
1214 return invoptlv_print(dp, tll, ops->op_msk, indent);
1215
1216 }
1217
1218 rc = ops->print(dp, tll, ops->op_msk, indent + 1);
1219 return rc;
1220
1221 trunc:
1222 fputs("[|forces]", stdout);
1223 return -1;
1224 }
1225
1226 #define ASTDLN 4
1227 #define ASTMCD 255
1228 static int
1229 asttlv_print(register const u_char * pptr, register u_int len,
1230 u_int16_t op_msk _U_, int indent)
1231 {
1232 u_int32_t rescode;
1233 u_int dlen;
1234 char *ib = indent_pr(indent, 0);
1235
1236 /*
1237 * forces_type_print() has ensured that len (the TLV length)
1238 * >= TLV_HDRL.
1239 */
1240 dlen = len - TLV_HDRL;
1241 if (dlen != ASTDLN) {
1242 printf("illegal ASTresult-TLV: %d bytes!\n", dlen);
1243 return -1;
1244 }
1245 TCHECK2(*pptr, 4);
1246 rescode = EXTRACT_32BITS(pptr);
1247 if (rescode > ASTMCD) {
1248 printf("illegal ASTresult result code: %d!\n", rescode);
1249 return -1;
1250 }
1251
1252 if (vflag >= 3) {
1253 printf("Teardown reason:\n%s", ib);
1254 switch (rescode) {
1255 case 0:
1256 printf("Normal Teardown");
1257 break;
1258 case 1:
1259 printf("Loss of Heartbeats");
1260 break;
1261 case 2:
1262 printf("Out of bandwidth");
1263 break;
1264 case 3:
1265 printf("Out of Memory");
1266 break;
1267 case 4:
1268 printf("Application Crash");
1269 break;
1270 default:
1271 printf("Unknown Teardown reason");
1272 break;
1273 }
1274 printf("(%x)\n%s", rescode, ib);
1275 }
1276 return 0;
1277
1278 trunc:
1279 fputs("[|forces]", stdout);
1280 return -1;
1281 }
1282
1283 #define ASRDLN 4
1284 #define ASRMCD 3
1285 static int
1286 asrtlv_print(register const u_char * pptr, register u_int len,
1287 u_int16_t op_msk _U_, int indent)
1288 {
1289 u_int32_t rescode;
1290 u_int dlen;
1291 char *ib = indent_pr(indent, 0);
1292
1293 /*
1294 * forces_type_print() has ensured that len (the TLV length)
1295 * >= TLV_HDRL.
1296 */
1297 dlen = len - TLV_HDRL;
1298 if (dlen != ASRDLN) { /* id, instance, oper tlv */
1299 printf("illegal ASRresult-TLV: %d bytes!\n", dlen);
1300 return -1;
1301 }
1302 TCHECK2(*pptr, 4);
1303 rescode = EXTRACT_32BITS(pptr);
1304
1305 if (rescode > ASRMCD) {
1306 printf("illegal ASRresult result code: %d!\n", rescode);
1307 return -1;
1308 }
1309
1310 if (vflag >= 3) {
1311 printf("\n%s", ib);
1312 switch (rescode) {
1313 case 0:
1314 printf("Success ");
1315 break;
1316 case 1:
1317 printf("FE ID invalid ");
1318 break;
1319 case 2:
1320 printf("permission denied ");
1321 break;
1322 default:
1323 printf("Unknown ");
1324 break;
1325 }
1326 printf("(%x)\n%s", rescode, ib);
1327 }
1328 return 0;
1329
1330 trunc:
1331 fputs("[|forces]", stdout);
1332 return -1;
1333 }
1334
1335 #if 0
1336 /*
1337 * XXX - not used.
1338 */
1339 static int
1340 gentltlv_print(register const u_char * pptr _U_, register u_int len,
1341 u_int16_t op_msk _U_, int indent _U_)
1342 {
1343 u_int dlen = len - TLV_HDRL;
1344
1345 if (dlen < 4) { /* at least 32 bits must exist */
1346 printf("truncated TLV: %d bytes missing! ", 4 - dlen);
1347 return -1;
1348 }
1349 return 0;
1350 }
1351 #endif
1352
1353 #define RD_MIN 8
1354
1355 static int
1356 print_metailv(register const u_char * pptr, register u_int len,
1357 u_int16_t op_msk _U_, int indent)
1358 {
1359 u_int rlen;
1360 u_int plen;
1361 char *ib = indent_pr(indent, 0);
1362 /* XXX: check header length */
1363 const struct forces_ilv *ilv = (struct forces_ilv *)pptr;
1364
1365 /*
1366 * print_metatlv() has ensured that len (what remains in the
1367 * ILV) >= ILV_HDRL.
1368 */
1369 rlen = EXTRACT_32BITS(&ilv->length) - ILV_HDRL;
1370 TCHECK(*ilv);
1371 printf("%sMetaID 0x%x length %d\n", ib, EXTRACT_32BITS(&ilv->type),
1372 EXTRACT_32BITS(&ilv->length));
1373 if (vflag >= 3) {
1374 hex_print_with_offset("\t\t[", ILV_DATA(ilv), rlen, 0);
1375 printf(" ]\n");
1376 }
1377 return 0;
1378
1379 trunc:
1380 fputs("[|forces]", stdout);
1381 return -1;
1382 }
1383
1384 static int
1385 print_metatlv(register const u_char * pptr, register u_int len,
1386 u_int16_t op_msk _U_, int indent)
1387 {
1388 u_int dlen;
1389 char *ib = indent_pr(indent, 0);
1390 u_int rlen;
1391 const struct forces_ilv *ilv = (struct forces_ilv *)pptr;
1392 int invilv;
1393
1394 /*
1395 * redirect_print() has ensured that len (what remains in the
1396 * TLV) >= TLV_HDRL.
1397 */
1398 dlen = len - TLV_HDRL;
1399 rlen = dlen;
1400 printf("\n%s METADATA length %d \n", ib, rlen);
1401 while (rlen != 0) {
1402 TCHECK(*ilv);
1403 invilv = ilv_valid(ilv, rlen);
1404 if (invilv) {
1405 break;
1406 }
1407
1408 /*
1409 * At this point, ilv_valid() has ensured that the ILV
1410 * length is large enough but not too large (it doesn't
1411 * go past the end of the containing TLV).
1412 */
1413 print_metailv((u_char *) ilv, rlen, 0, indent + 1);
1414 ilv = GO_NXT_ILV(ilv, rlen);
1415 }
1416
1417 return 0;
1418
1419 trunc:
1420 fputs("[|forces]", stdout);
1421 return -1;
1422 }
1423
1424
1425 static int
1426 print_reddata(register const u_char * pptr, register u_int len,
1427 u_int16_t op_msk _U_, int indent _U_)
1428 {
1429 u_int dlen;
1430 char *ib = indent_pr(indent, 0);
1431 u_int rlen;
1432
1433 dlen = len - TLV_HDRL;
1434 rlen = dlen;
1435 printf("\n%s Redirect Data length %d \n", ib, rlen);
1436
1437 if (vflag >= 3) {
1438 printf("\t\t[");
1439 hex_print_with_offset("\n\t\t", pptr, rlen, 0);
1440 printf("\n\t\t]");
1441 }
1442
1443 return 0;
1444 }
1445
1446 static int
1447 redirect_print(register const u_char * pptr, register u_int len,
1448 u_int16_t op_msk _U_, int indent)
1449 {
1450 const struct forces_tlv *tlv = (struct forces_tlv *)pptr;
1451 u_int dlen;
1452 u_int rlen;
1453 int invtlv;
1454
1455 /*
1456 * forces_type_print() has ensured that len (the TLV length)
1457 * >= TLV_HDRL.
1458 */
1459 dlen = len - TLV_HDRL;
1460 if (dlen <= RD_MIN) {
1461 printf("\n\t\ttruncated Redirect TLV: %d bytes missing! ",
1462 RD_MIN - dlen);
1463 return -1;
1464 }
1465
1466 rlen = dlen;
1467 indent += 1;
1468 while (rlen != 0) {
1469 TCHECK(*tlv);
1470 invtlv = tlv_valid(tlv, rlen);
1471 if (invtlv) {
1472 printf("Bad Redirect data\n");
1473 break;
1474 }
1475
1476 /*
1477 * At this point, tlv_valid() has ensured that the TLV
1478 * length is large enough but not too large (it doesn't
1479 * go past the end of the containing TLV).
1480 */
1481 if (EXTRACT_16BITS(&tlv->type) == F_TLV_METD) {
1482 print_metatlv((u_char *) TLV_DATA(tlv),
1483 EXTRACT_16BITS(&tlv->length), 0, indent);
1484 } else if ((EXTRACT_16BITS(&tlv->type) == F_TLV_REDD)) {
1485 print_reddata((u_char *) TLV_DATA(tlv),
1486 EXTRACT_16BITS(&tlv->length), 0, indent);
1487 } else {
1488 printf("Unknown REDIRECT TLV 0x%x len %d\n",
1489 EXTRACT_16BITS(&tlv->type),
1490 EXTRACT_16BITS(&tlv->length));
1491 }
1492
1493 tlv = GO_NXT_TLV(tlv, rlen);
1494 }
1495
1496 if (rlen) {
1497 printf
1498 ("\n\t\tMessy Redirect TLV header, type (0x%x)\n\t\texcess of %d Bytes ",
1499 EXTRACT_16BITS(&tlv->type),
1500 rlen - EXTRACT_16BITS(&tlv->length));
1501 return -1;
1502 }
1503
1504 return 0;
1505
1506 trunc:
1507 fputs("[|forces]", stdout);
1508 return -1;
1509 }
1510
1511 #define OP_OFF 8
1512 #define OP_MIN 12
1513
1514 static int
1515 lfbselect_print(register const u_char * pptr, register u_int len,
1516 u_int16_t op_msk, int indent)
1517 {
1518 const struct forces_lfbsh *lfbs;
1519 const struct forces_tlv *otlv;
1520 char *ib = indent_pr(indent, 0);
1521 u_int dlen;
1522 u_int rlen;
1523 int invtlv;
1524
1525 /*
1526 * forces_type_print() has ensured that len (the TLV length)
1527 * >= TLV_HDRL.
1528 */
1529 dlen = len - TLV_HDRL;
1530 if (dlen <= OP_MIN) { /* id, instance, oper tlv header .. */
1531 printf("\n\t\ttruncated lfb selector: %d bytes missing! ",
1532 OP_MIN - dlen);
1533 return -1;
1534 }
1535
1536 /*
1537 * At this point, we know that dlen > OP_MIN; OP_OFF < OP_MIN, so
1538 * we also know that it's > OP_OFF.
1539 */
1540 rlen = dlen - OP_OFF;
1541
1542 lfbs = (const struct forces_lfbsh *)pptr;
1543 TCHECK(*lfbs);
1544 if (vflag >= 3) {
1545 printf("\n%s%s(Classid %x) instance %x\n",
1546 ib, tok2str(ForCES_LFBs, NULL, EXTRACT_32BITS(&lfbs->class)),
1547 EXTRACT_32BITS(&lfbs->class),
1548 EXTRACT_32BITS(&lfbs->instance));
1549 }
1550
1551 otlv = (struct forces_tlv *)(lfbs + 1);
1552
1553 indent += 1;
1554 while (rlen != 0) {
1555 TCHECK(*otlv);
1556 invtlv = tlv_valid(otlv, rlen);
1557 if (invtlv)
1558 break;
1559
1560 /*
1561 * At this point, tlv_valid() has ensured that the TLV
1562 * length is large enough but not too large (it doesn't
1563 * go past the end of the containing TLV).
1564 */
1565 if (op_valid(EXTRACT_16BITS(&otlv->type), op_msk)) {
1566 otlv_print(otlv, 0, indent);
1567 } else {
1568 if (vflag < 3)
1569 printf("\n");
1570 printf
1571 ("\t\tINValid oper-TLV type 0x%x length %d for this ForCES message\n",
1572 EXTRACT_16BITS(&otlv->type), EXTRACT_16BITS(&otlv->length));
1573 invoptlv_print((u_char *)otlv, rlen, 0, indent);
1574 }
1575 otlv = GO_NXT_TLV(otlv, rlen);
1576 }
1577
1578 if (rlen) {
1579 printf
1580 ("\n\t\tMessy oper TLV header, type (0x%x)\n\t\texcess of %d Bytes ",
1581 EXTRACT_16BITS(&otlv->type), rlen - EXTRACT_16BITS(&otlv->length));
1582 return -1;
1583 }
1584
1585 return 0;
1586
1587 trunc:
1588 fputs("[|forces]", stdout);
1589 return -1;
1590 }
1591
1592 static int
1593 forces_type_print(register const u_char * pptr, const struct forcesh *fhdr _U_,
1594 register u_int mlen, const struct tom_h *tops)
1595 {
1596 const struct forces_tlv *tltlv;
1597 u_int rlen;
1598 int invtlv;
1599 int rc = 0;
1600 int ttlv = 0;
1601
1602 /*
1603 * forces_print() has already checked that mlen >= ForCES_HDRL
1604 * by calling ForCES_HLN_VALID().
1605 */
1606 rlen = mlen - ForCES_HDRL;
1607
1608 if (rlen > TLV_HLN) {
1609 if (tops->flags & ZERO_TTLV) {
1610 printf("<0x%x>Illegal Top level TLV!\n", tops->flags);
1611 return -1;
1612 }
1613 } else {
1614 if (tops->flags & ZERO_MORE_TTLV)
1615 return 0;
1616 if (tops->flags & ONE_MORE_TTLV) {
1617 printf("\tTop level TLV Data missing!\n");
1618 return -1;
1619 }
1620 }
1621
1622 if (tops->flags & ZERO_TTLV) {
1623 return 0;
1624 }
1625
1626 ttlv = tops->flags >> 4;
1627 tltlv = GET_TOP_TLV(pptr);
1628
1629 /*XXX: 15 top level tlvs will probably be fine
1630 You are nuts if you send more ;-> */
1631 while (rlen != 0) {
1632 TCHECK(*tltlv);
1633 invtlv = tlv_valid(tltlv, rlen);
1634 if (invtlv)
1635 break;
1636
1637 /*
1638 * At this point, tlv_valid() has ensured that the TLV
1639 * length is large enough but not too large (it doesn't
1640 * go past the end of the packet).
1641 */
1642 if (!ttlv_valid(EXTRACT_16BITS(&tltlv->type))) {
1643 printf("\n\tInvalid ForCES Top TLV type=0x%x",
1644 EXTRACT_16BITS(&tltlv->type));
1645 return -1;
1646 }
1647
1648 if (vflag >= 3)
1649 printf("\t%s, length %d (data length %d Bytes)",
1650 tok2str(ForCES_TLV, NULL, EXTRACT_16BITS(&tltlv->type)),
1651 EXTRACT_16BITS(&tltlv->length),
1652 EXTRACT_16BITS(&tltlv->length) - TLV_HDRL);
1653
1654 rc = tops->print((u_char *) TLV_DATA(tltlv),
1655 EXTRACT_16BITS(&tltlv->length), tops->op_msk, 9);
1656 if (rc < 0) {
1657 return -1;
1658 }
1659 tltlv = GO_NXT_TLV(tltlv, rlen);
1660 ttlv--;
1661 if (ttlv <= 0)
1662 break;
1663 }
1664 /*
1665 * XXX - if ttlv != 0, does that mean that the packet was too
1666 * short, and didn't have *enough* TLVs in it?
1667 */
1668 if (rlen) {
1669 printf("\tMess TopTLV header: min %u, total %d advertised %d ",
1670 TLV_HDRL, rlen, EXTRACT_16BITS(&tltlv->length));
1671 return -1;
1672 }
1673
1674 return 0;
1675
1676 trunc:
1677 fputs("[|forces]", stdout);
1678 return -1;
1679 }
1680
1681 void
1682 forces_print(register const u_char * pptr, register u_int len)
1683 {
1684 const struct forcesh *fhdr;
1685 u_int mlen;
1686 u_int32_t flg_raw;
1687 const struct tom_h *tops;
1688 int rc = 0;
1689
1690 fhdr = (const struct forcesh *)pptr;
1691 TCHECK(*fhdr);
1692 if (!tom_valid(fhdr->fm_tom)) {
1693 printf("Invalid ForCES message type %d\n", fhdr->fm_tom);
1694 goto error;
1695 }
1696
1697 mlen = ForCES_BLN(fhdr);
1698
1699 tops = get_forces_tom(fhdr->fm_tom);
1700 if (tops->v == TOM_RSVD) {
1701 printf("\n\tUnknown ForCES message type=0x%x", fhdr->fm_tom);
1702 goto error;
1703 }
1704
1705 printf("\n\tForCES %s ", tops->s);
1706 if (!ForCES_HLN_VALID(mlen, len)) {
1707 printf
1708 ("Illegal ForCES pkt len - min %u, total recvd %d, advertised %d ",
1709 ForCES_HDRL, len, ForCES_BLN(fhdr));
1710 goto error;
1711 }
1712
1713 TCHECK2(*(pptr + 20), 4);
1714 flg_raw = EXTRACT_32BITS(pptr + 20);
1715 if (vflag >= 1) {
1716 printf("\n\tForCES Version %d len %uB flags 0x%08x ",
1717 ForCES_V(fhdr), mlen, flg_raw);
1718 printf("\n\tSrcID 0x%x(%s) DstID 0x%x(%s) Correlator 0x%" PRIx64,
1719 ForCES_SID(fhdr), ForCES_node(ForCES_SID(fhdr)),
1720 ForCES_DID(fhdr), ForCES_node(ForCES_DID(fhdr)),
1721 EXTRACT_64BITS(fhdr->fm_cor));
1722
1723 }
1724 if (vflag >= 2) {
1725 printf
1726 ("\n\tForCES flags:\n\t %s(0x%x), prio=%d, %s(0x%x),\n\t %s(0x%x), %s(0x%x)\n",
1727 ForCES_ACKp(ForCES_ACK(fhdr)), ForCES_ACK(fhdr),
1728 ForCES_PRI(fhdr),
1729 ForCES_EMp(ForCES_EM(fhdr)), ForCES_EM(fhdr),
1730 ForCES_ATp(ForCES_AT(fhdr)), ForCES_AT(fhdr),
1731 ForCES_TPp(ForCES_TP(fhdr)), ForCES_TP(fhdr));
1732 printf
1733 ("\t Extra flags: rsv(b5-7) 0x%x rsv(b13-31) 0x%x\n",
1734 ForCES_RS1(fhdr), ForCES_RS2(fhdr));
1735 }
1736 rc = forces_type_print(pptr, fhdr, mlen, tops);
1737 if (rc < 0) {
1738 error:
1739 hex_print_with_offset("\n\t[", pptr, len, 0);
1740 printf("\n\t]");
1741 return;
1742 }
1743
1744 if (vflag >= 4) {
1745 printf("\n\t Raw ForCES message\n\t [");
1746 hex_print_with_offset("\n\t ", pptr, len, 0);
1747 printf("\n\t ]");
1748 }
1749 printf("\n");
1750 return;
1751
1752 trunc:
1753 fputs("[|forces]", stdout);
1754 }
[mirror] the TCPdump network dissector