JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 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 | static 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 | static 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 | #if 0 |
| 748 | printf("Jamal - outstanding length <%d>\n", rlen); |
| 749 | #endif |
| 750 | char *ib = indent_pr(indent, 1); |
| 751 | register const u_char *tdp = (u_char *) ILV_DATA(ilv); |
| 752 | TCHECK(*ilv); |
| 753 | invilv = ilv_valid(ilv, rlen); |
| 754 | if (invilv) { |
| 755 | printf("%s[", &ib[1]); |
| 756 | hex_print_with_offset(ib, tdp, rlen, 0); |
| 757 | printf("\n%s]\n", &ib[1]); |
| 758 | return -1; |
| 759 | } |
| 760 | if (vflag >= 3) { |
| 761 | int ilvl = EXTRACT_32BITS(&ilv->length); |
| 762 | printf("\n%s ILV: type %x length %d\n", &ib[1], |
| 763 | EXTRACT_32BITS(&ilv->type), ilvl); |
| 764 | hex_print_with_offset("\t\t[", tdp, ilvl-ILV_HDRL, 0); |
| 765 | } |
| 766 | |
| 767 | ilv = GO_NXT_ILV(ilv, rlen); |
| 768 | } |
| 769 | |
| 770 | return 0; |
| 771 | |
| 772 | trunc: |
| 773 | fputs("[|forces]", stdout); |
| 774 | return -1; |
| 775 | } |
| 776 | |
| 777 | static int |
| 778 | sdatatlv_print(register const u_char * pptr, register u_int len, |
| 779 | u_int16_t op_msk, int indent) |
| 780 | { |
| 781 | const struct forces_tlv *tlv = (struct forces_tlv *)pptr; |
| 782 | u_int rlen; |
| 783 | register const u_char *tdp = (u_char *) TLV_DATA(tlv); |
| 784 | u_int16_t type; |
| 785 | |
| 786 | /* |
| 787 | * pdatacnt_print() has ensured that len (the TLV length) |
| 788 | * >= TLV_HDRL. |
| 789 | */ |
| 790 | rlen = len - TLV_HDRL; |
| 791 | TCHECK(*tlv); |
| 792 | type = EXTRACT_16BITS(&tlv->type); |
| 793 | if (type != F_TLV_SPAD) { |
| 794 | printf("Error: expecting SPARSEDATA!\n"); |
| 795 | return -1; |
| 796 | } |
| 797 | |
| 798 | return sdatailv_print(tdp, rlen, op_msk, indent); |
| 799 | |
| 800 | trunc: |
| 801 | fputs("[|forces]", stdout); |
| 802 | return -1; |
| 803 | } |
| 804 | |
| 805 | static int |
| 806 | pkeyitlv_print(register const u_char * pptr, register u_int len, |
| 807 | u_int16_t op_msk, int indent) |
| 808 | { |
| 809 | const struct forces_tlv *tlv = (struct forces_tlv *)pptr; |
| 810 | register const u_char *tdp = (u_char *) TLV_DATA(tlv); |
| 811 | register const u_char *dp = tdp + 4; |
| 812 | const struct forces_tlv *kdtlv = (struct forces_tlv *)dp; |
| 813 | u_int32_t id; |
| 814 | char *ib = indent_pr(indent, 0); |
| 815 | u_int16_t type, tll; |
| 816 | int invtlv; |
| 817 | |
| 818 | TCHECK(*tdp); |
| 819 | id = EXTRACT_32BITS(tdp); |
| 820 | printf("%sKeyinfo: Key 0x%x\n", ib, id); |
| 821 | TCHECK(*kdtlv); |
| 822 | type = EXTRACT_16BITS(&kdtlv->type); |
| 823 | invtlv = tlv_valid(kdtlv, len); |
| 824 | |
| 825 | if (invtlv) { |
| 826 | printf("%s TLV type 0x%x len %d\n", |
| 827 | tok2str(ForCES_TLV_err, NULL, invtlv), type, |
| 828 | EXTRACT_16BITS(&kdtlv->length)); |
| 829 | return -1; |
| 830 | } |
| 831 | /* |
| 832 | * At this point, tlv_valid() has ensured that the TLV |
| 833 | * length is large enough but not too large (it doesn't |
| 834 | * go past the end of the containing TLV). |
| 835 | */ |
| 836 | tll = EXTRACT_16BITS(&kdtlv->length); |
| 837 | dp = (u_char *) TLV_DATA(kdtlv); |
| 838 | return fdatatlv_print(dp, tll, op_msk, indent); |
| 839 | |
| 840 | trunc: |
| 841 | fputs("[|forces]", stdout); |
| 842 | return -1; |
| 843 | } |
| 844 | |
| 845 | #define PTH_DESC_SIZE 12 |
| 846 | |
| 847 | static int |
| 848 | pdatacnt_print(register const u_char * pptr, register u_int len, |
| 849 | u_int16_t IDcnt, u_int16_t op_msk, int indent) |
| 850 | { |
| 851 | u_int i; |
| 852 | u_int32_t id; |
| 853 | char *ib = indent_pr(indent, 0); |
| 854 | |
| 855 | if ((op_msk & B_APPND) && vflag >= 3) { |
| 856 | printf("%sTABLE APPEND\n", ib); |
| 857 | } |
| 858 | for (i = 0; i < IDcnt; i++) { |
| 859 | TCHECK2(*pptr, 4); |
| 860 | if (len < 4) |
| 861 | goto trunc; |
| 862 | id = EXTRACT_32BITS(pptr); |
| 863 | if (vflag >= 3) |
| 864 | printf("%sID#%02u: %d\n", ib, i + 1, id); |
| 865 | len -= 4; |
| 866 | pptr += 4; |
| 867 | } |
| 868 | |
| 869 | if ((op_msk & B_TRNG) || (op_msk & B_KEYIN)) { |
| 870 | if (op_msk & B_TRNG) { |
| 871 | u_int32_t starti, endi; |
| 872 | |
| 873 | if (len < PTH_DESC_SIZE) { |
| 874 | printf("pathlength %d with key/range too short %d\n", |
| 875 | len, PTH_DESC_SIZE); |
| 876 | return -1; |
| 877 | } |
| 878 | |
| 879 | pptr += sizeof(struct forces_tlv); |
| 880 | len -= sizeof(struct forces_tlv); |
| 881 | |
| 882 | starti = EXTRACT_32BITS(pptr); |
| 883 | pptr += 4; |
| 884 | len -= 4; |
| 885 | |
| 886 | endi = EXTRACT_32BITS(pptr); |
| 887 | pptr += 4; |
| 888 | len -= 4; |
| 889 | |
| 890 | if (vflag >= 3) |
| 891 | printf("%sTable range: [%d,%d]\n", ib, starti, endi); |
| 892 | } |
| 893 | |
| 894 | if (op_msk & B_KEYIN) { |
| 895 | struct forces_tlv *keytlv; |
| 896 | u_int16_t tll; |
| 897 | |
| 898 | if (len < PTH_DESC_SIZE) { |
| 899 | printf("pathlength %d with key/range too short %d\n", |
| 900 | len, PTH_DESC_SIZE); |
| 901 | return -1; |
| 902 | } |
| 903 | |
| 904 | /* skip keyid */ |
| 905 | pptr += 4; |
| 906 | len -= 4; |
| 907 | keytlv = (struct forces_tlv *)pptr; |
| 908 | /* skip header */ |
| 909 | pptr += sizeof(struct forces_tlv); |
| 910 | len -= sizeof(struct forces_tlv); |
| 911 | /* skip key content */ |
| 912 | tll = EXTRACT_16BITS(&keytlv->length); |
| 913 | if (tll < TLV_HDRL) { |
| 914 | printf("key content length %u < %u\n", |
| 915 | tll, TLV_HDRL); |
| 916 | return -1; |
| 917 | } |
| 918 | tll -= TLV_HDRL; |
| 919 | if (len < tll) { |
| 920 | printf("key content too short\n"); |
| 921 | return -1; |
| 922 | } |
| 923 | pptr += tll; |
| 924 | len -= tll; |
| 925 | } |
| 926 | |
| 927 | } |
| 928 | |
| 929 | if (len) { |
| 930 | const struct forces_tlv *pdtlv = (struct forces_tlv *)pptr; |
| 931 | u_int16_t type; |
| 932 | u_int16_t tll; |
| 933 | int pad = 0; |
| 934 | u_int aln; |
| 935 | int invtlv; |
| 936 | |
| 937 | TCHECK(*pdtlv); |
| 938 | type = EXTRACT_16BITS(&pdtlv->type); |
| 939 | invtlv = tlv_valid(pdtlv, len); |
| 940 | if (invtlv) { |
| 941 | printf |
| 942 | ("%s Outstanding bytes %d for TLV type 0x%x TLV len %d\n", |
| 943 | tok2str(ForCES_TLV_err, NULL, invtlv), len, type, |
| 944 | EXTRACT_16BITS(&pdtlv->length)); |
| 945 | goto pd_err; |
| 946 | } |
| 947 | /* |
| 948 | * At this point, tlv_valid() has ensured that the TLV |
| 949 | * length is large enough but not too large (it doesn't |
| 950 | * go past the end of the containing TLV). |
| 951 | */ |
| 952 | tll = EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL; |
| 953 | aln = F_ALN_LEN(EXTRACT_16BITS(&pdtlv->length)); |
| 954 | if (aln > EXTRACT_16BITS(&pdtlv->length)) { |
| 955 | if (aln > len) { |
| 956 | printf |
| 957 | ("Invalid padded pathdata TLV type 0x%x len %d missing %d pad bytes\n", |
| 958 | type, EXTRACT_16BITS(&pdtlv->length), aln - len); |
| 959 | } else { |
| 960 | pad = aln - EXTRACT_16BITS(&pdtlv->length); |
| 961 | } |
| 962 | } |
| 963 | if (pd_valid(type)) { |
| 964 | const struct pdata_ops *ops = get_forces_pd(type); |
| 965 | |
| 966 | if (vflag >= 3 && ops->v != F_TLV_PDAT) { |
| 967 | if (pad) |
| 968 | printf |
| 969 | ("%s %s (Length %d DataLen %d pad %d Bytes)\n", |
| 970 | ib, ops->s, EXTRACT_16BITS(&pdtlv->length), |
| 971 | tll, pad); |
| 972 | else |
| 973 | printf |
| 974 | ("%s %s (Length %d DataLen %d Bytes)\n", |
| 975 | ib, ops->s, EXTRACT_16BITS(&pdtlv->length), |
| 976 | tll); |
| 977 | } |
| 978 | |
| 979 | chk_op_type(type, op_msk, ops->op_msk); |
| 980 | |
| 981 | if (ops->print((const u_char *)pdtlv, |
| 982 | tll + pad + TLV_HDRL, op_msk, |
| 983 | indent + 2) == -1) |
| 984 | return -1; |
| 985 | len -= (TLV_HDRL + pad + tll); |
| 986 | } else { |
| 987 | printf("Invalid path data content type 0x%x len %d\n", |
| 988 | type, EXTRACT_16BITS(&pdtlv->length)); |
| 989 | pd_err: |
| 990 | if (EXTRACT_16BITS(&pdtlv->length)) { |
| 991 | hex_print_with_offset("Bad Data val\n\t [", |
| 992 | pptr, len, 0); |
| 993 | printf("]\n"); |
| 994 | |
| 995 | return -1; |
| 996 | } |
| 997 | } |
| 998 | } |
| 999 | return len; |
| 1000 | |
| 1001 | trunc: |
| 1002 | fputs("[|forces]", stdout); |
| 1003 | return -1; |
| 1004 | } |
| 1005 | |
| 1006 | static int |
| 1007 | pdata_print(register const u_char * pptr, register u_int len, |
| 1008 | u_int16_t op_msk, int indent) |
| 1009 | { |
| 1010 | const struct pathdata_h *pdh = (struct pathdata_h *)pptr; |
| 1011 | char *ib = indent_pr(indent, 0); |
| 1012 | u_int minsize = 0; |
| 1013 | int more_pd = 0; |
| 1014 | u_int16_t idcnt = 0; |
| 1015 | |
| 1016 | TCHECK(*pdh); |
| 1017 | if (len < sizeof(struct pathdata_h)) |
| 1018 | goto trunc; |
| 1019 | if (vflag >= 3) { |
| 1020 | printf("\n%sPathdata: Flags 0x%x ID count %d\n", |
| 1021 | ib, EXTRACT_16BITS(&pdh->pflags), EXTRACT_16BITS(&pdh->pIDcnt)); |
| 1022 | } |
| 1023 | |
| 1024 | if (EXTRACT_16BITS(&pdh->pflags) & F_SELKEY) { |
| 1025 | op_msk |= B_KEYIN; |
| 1026 | } |
| 1027 | |
| 1028 | /* Table GET Range operation */ |
| 1029 | if (EXTRACT_16BITS(&pdh->pflags) & F_SELTABRANGE) { |
| 1030 | op_msk |= B_TRNG; |
| 1031 | } |
| 1032 | /* Table SET append operation */ |
| 1033 | if (EXTRACT_16BITS(&pdh->pflags) & F_TABAPPEND) { |
| 1034 | op_msk |= B_APPND; |
| 1035 | } |
| 1036 | |
| 1037 | pptr += sizeof(struct pathdata_h); |
| 1038 | len -= sizeof(struct pathdata_h); |
| 1039 | idcnt = EXTRACT_16BITS(&pdh->pIDcnt); |
| 1040 | minsize = idcnt * 4; |
| 1041 | if (len < minsize) { |
| 1042 | printf("\t\t\ttruncated IDs expected %uB got %uB\n", minsize, |
| 1043 | len); |
| 1044 | hex_print_with_offset("\t\t\tID Data[", pptr, len, 0); |
| 1045 | printf("]\n"); |
| 1046 | return -1; |
| 1047 | } |
| 1048 | |
| 1049 | if ((op_msk & B_TRNG) && (op_msk & B_KEYIN)) { |
| 1050 | printf("\t\t\tIllegal to have both Table ranges and keys\n"); |
| 1051 | return -1; |
| 1052 | } |
| 1053 | |
| 1054 | more_pd = pdatacnt_print(pptr, len, idcnt, op_msk, indent); |
| 1055 | if (more_pd > 0) { |
| 1056 | int consumed = len - more_pd; |
| 1057 | pptr += consumed; |
| 1058 | len = more_pd; |
| 1059 | /* XXX: Argh, recurse some more */ |
| 1060 | return recpdoptlv_print(pptr, len, op_msk, indent+1); |
| 1061 | } else |
| 1062 | return 0; |
| 1063 | |
| 1064 | trunc: |
| 1065 | fputs("[|forces]", stdout); |
| 1066 | return -1; |
| 1067 | } |
| 1068 | |
| 1069 | static int |
| 1070 | genoptlv_print(register const u_char * pptr, register u_int len, |
| 1071 | u_int16_t op_msk, int indent) |
| 1072 | { |
| 1073 | const struct forces_tlv *pdtlv = (struct forces_tlv *)pptr; |
| 1074 | u_int16_t type; |
| 1075 | int tll; |
| 1076 | int invtlv; |
| 1077 | char *ib = indent_pr(indent, 0); |
| 1078 | |
| 1079 | TCHECK(*pdtlv); |
| 1080 | type = EXTRACT_16BITS(&pdtlv->type); |
| 1081 | tll = EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL; |
| 1082 | invtlv = tlv_valid(pdtlv, len); |
| 1083 | printf("genoptlvprint - %s TLV type 0x%x len %d\n", |
| 1084 | tok2str(ForCES_TLV, NULL, type), type, EXTRACT_16BITS(&pdtlv->length)); |
| 1085 | if (!invtlv) { |
| 1086 | /* |
| 1087 | * At this point, tlv_valid() has ensured that the TLV |
| 1088 | * length is large enough but not too large (it doesn't |
| 1089 | * go past the end of the containing TLV). |
| 1090 | */ |
| 1091 | register const u_char *dp = (u_char *) TLV_DATA(pdtlv); |
| 1092 | if (!ttlv_valid(type)) { |
| 1093 | printf("%s TLV type 0x%x len %d\n", |
| 1094 | tok2str(ForCES_TLV_err, NULL, invtlv), type, |
| 1095 | EXTRACT_16BITS(&pdtlv->length)); |
| 1096 | return -1; |
| 1097 | } |
| 1098 | if (vflag >= 3) |
| 1099 | printf("%s%s, length %d (data length %d Bytes)", |
| 1100 | ib, tok2str(ForCES_TLV, NULL, type), |
| 1101 | EXTRACT_16BITS(&pdtlv->length), tll); |
| 1102 | |
| 1103 | return pdata_print(dp, tll, op_msk, indent + 1); |
| 1104 | } else { |
| 1105 | printf("\t\t\tInvalid ForCES TLV type=%x", type); |
| 1106 | return -1; |
| 1107 | } |
| 1108 | |
| 1109 | trunc: |
| 1110 | fputs("[|forces]", stdout); |
| 1111 | return -1; |
| 1112 | } |
| 1113 | |
| 1114 | static int |
| 1115 | recpdoptlv_print(register const u_char * pptr, register u_int len, |
| 1116 | u_int16_t op_msk, int indent) |
| 1117 | { |
| 1118 | const struct forces_tlv *pdtlv = (struct forces_tlv *)pptr; |
| 1119 | int tll; |
| 1120 | int invtlv; |
| 1121 | u_int16_t type; |
| 1122 | register const u_char *dp; |
| 1123 | char *ib; |
| 1124 | |
| 1125 | while (len != 0) { |
| 1126 | TCHECK(*pdtlv); |
| 1127 | invtlv = tlv_valid(pdtlv, len); |
| 1128 | if (invtlv) { |
| 1129 | break; |
| 1130 | } |
| 1131 | |
| 1132 | /* |
| 1133 | * At this point, tlv_valid() has ensured that the TLV |
| 1134 | * length is large enough but not too large (it doesn't |
| 1135 | * go past the end of the containing TLV). |
| 1136 | */ |
| 1137 | ib = indent_pr(indent, 0); |
| 1138 | type = EXTRACT_16BITS(&pdtlv->type); |
| 1139 | dp = (u_char *) TLV_DATA(pdtlv); |
| 1140 | tll = EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL; |
| 1141 | |
| 1142 | if (vflag >= 3) |
| 1143 | printf |
| 1144 | ("%s%s, length %d (data encapsulated %d Bytes)", |
| 1145 | ib, tok2str(ForCES_TLV, NULL, type), |
| 1146 | EXTRACT_16BITS(&pdtlv->length), |
| 1147 | EXTRACT_16BITS(&pdtlv->length) - TLV_HDRL); |
| 1148 | |
| 1149 | if (pdata_print(dp, tll, op_msk, indent + 1) == -1) |
| 1150 | return -1; |
| 1151 | pdtlv = GO_NXT_TLV(pdtlv, len); |
| 1152 | } |
| 1153 | |
| 1154 | if (len) { |
| 1155 | printf |
| 1156 | ("\n\t\tMessy PATHDATA TLV header, type (0x%x)\n\t\texcess of %d Bytes ", |
| 1157 | EXTRACT_16BITS(&pdtlv->type), len - EXTRACT_16BITS(&pdtlv->length)); |
| 1158 | return -1; |
| 1159 | } |
| 1160 | |
| 1161 | return 0; |
| 1162 | |
| 1163 | trunc: |
| 1164 | fputs("[|forces]", stdout); |
| 1165 | return -1; |
| 1166 | } |
| 1167 | |
| 1168 | static int |
| 1169 | invoptlv_print(register const u_char * pptr, register u_int len, |
| 1170 | u_int16_t op_msk _U_, int indent) |
| 1171 | { |
| 1172 | char *ib = indent_pr(indent, 1); |
| 1173 | |
| 1174 | if (vflag >= 3) { |
| 1175 | printf("%sData[", &ib[1]); |
| 1176 | hex_print_with_offset(ib, pptr, len, 0); |
| 1177 | printf("%s]\n", ib); |
| 1178 | } |
| 1179 | return -1; |
| 1180 | } |
| 1181 | |
| 1182 | static int |
| 1183 | otlv_print(const struct forces_tlv *otlv, u_int16_t op_msk _U_, int indent) |
| 1184 | { |
| 1185 | int rc = 0; |
| 1186 | register const u_char *dp = (u_char *) TLV_DATA(otlv); |
| 1187 | u_int16_t type; |
| 1188 | int tll; |
| 1189 | char *ib = indent_pr(indent, 0); |
| 1190 | const struct optlv_h *ops; |
| 1191 | |
| 1192 | /* |
| 1193 | * lfbselect_print() has ensured that EXTRACT_16BITS(&otlv->length) |
| 1194 | * >= TLV_HDRL. |
| 1195 | */ |
| 1196 | TCHECK(*otlv); |
| 1197 | type = EXTRACT_16BITS(&otlv->type); |
| 1198 | tll = EXTRACT_16BITS(&otlv->length) - TLV_HDRL; |
| 1199 | ops = get_forces_optlv_h(type); |
| 1200 | if (vflag >= 3) { |
| 1201 | printf("%sOper TLV %s(0x%x) length %d\n", ib, ops->s, type, |
| 1202 | EXTRACT_16BITS(&otlv->length)); |
| 1203 | } |
| 1204 | /* empty TLVs like COMMIT and TRCOMMIT are empty, we stop here .. */ |
| 1205 | if (!ops->flags & ZERO_TTLV) { |
| 1206 | if (tll != 0) /* instead of "if (tll)" - for readability .. */ |
| 1207 | printf("%s: Illegal - MUST be empty\n", ops->s); |
| 1208 | return rc; |
| 1209 | } |
| 1210 | /* rest of ops must at least have 12B {pathinfo} */ |
| 1211 | if (tll < OP_MIN_SIZ) { |
| 1212 | printf("\t\tOper TLV %s(0x%x) length %d\n", ops->s, type, |
| 1213 | EXTRACT_16BITS(&otlv->length)); |
| 1214 | printf("\t\tTruncated data size %d minimum required %d\n", tll, |
| 1215 | OP_MIN_SIZ); |
| 1216 | return invoptlv_print(dp, tll, ops->op_msk, indent); |
| 1217 | |
| 1218 | } |
| 1219 | |
| 1220 | rc = ops->print(dp, tll, ops->op_msk, indent + 1); |
| 1221 | return rc; |
| 1222 | |
| 1223 | trunc: |
| 1224 | fputs("[|forces]", stdout); |
| 1225 | return -1; |
| 1226 | } |
| 1227 | |
| 1228 | #define ASTDLN 4 |
| 1229 | #define ASTMCD 255 |
| 1230 | static int |
| 1231 | asttlv_print(register const u_char * pptr, register u_int len, |
| 1232 | u_int16_t op_msk _U_, int indent) |
| 1233 | { |
| 1234 | u_int32_t rescode; |
| 1235 | u_int dlen; |
| 1236 | char *ib = indent_pr(indent, 0); |
| 1237 | |
| 1238 | /* |
| 1239 | * forces_type_print() has ensured that len (the TLV length) |
| 1240 | * >= TLV_HDRL. |
| 1241 | */ |
| 1242 | dlen = len - TLV_HDRL; |
| 1243 | if (dlen != ASTDLN) { |
| 1244 | printf("illegal ASTresult-TLV: %d bytes!\n", dlen); |
| 1245 | return -1; |
| 1246 | } |
| 1247 | TCHECK2(*pptr, 4); |
| 1248 | rescode = EXTRACT_32BITS(pptr); |
| 1249 | if (rescode > ASTMCD) { |
| 1250 | printf("illegal ASTresult result code: %d!\n", rescode); |
| 1251 | return -1; |
| 1252 | } |
| 1253 | |
| 1254 | if (vflag >= 3) { |
| 1255 | printf("Teardown reason:\n%s", ib); |
| 1256 | switch (rescode) { |
| 1257 | case 0: |
| 1258 | printf("Normal Teardown"); |
| 1259 | break; |
| 1260 | case 1: |
| 1261 | printf("Loss of Heartbeats"); |
| 1262 | break; |
| 1263 | case 2: |
| 1264 | printf("Out of bandwidth"); |
| 1265 | break; |
| 1266 | case 3: |
| 1267 | printf("Out of Memory"); |
| 1268 | break; |
| 1269 | case 4: |
| 1270 | printf("Application Crash"); |
| 1271 | break; |
| 1272 | default: |
| 1273 | printf("Unknown Teardown reason"); |
| 1274 | break; |
| 1275 | } |
| 1276 | printf("(%x)\n%s", rescode, ib); |
| 1277 | } |
| 1278 | return 0; |
| 1279 | |
| 1280 | trunc: |
| 1281 | fputs("[|forces]", stdout); |
| 1282 | return -1; |
| 1283 | } |
| 1284 | |
| 1285 | #define ASRDLN 4 |
| 1286 | #define ASRMCD 3 |
| 1287 | static int |
| 1288 | asrtlv_print(register const u_char * pptr, register u_int len, |
| 1289 | u_int16_t op_msk _U_, int indent) |
| 1290 | { |
| 1291 | u_int32_t rescode; |
| 1292 | u_int dlen; |
| 1293 | char *ib = indent_pr(indent, 0); |
| 1294 | |
| 1295 | /* |
| 1296 | * forces_type_print() has ensured that len (the TLV length) |
| 1297 | * >= TLV_HDRL. |
| 1298 | */ |
| 1299 | dlen = len - TLV_HDRL; |
| 1300 | if (dlen != ASRDLN) { /* id, instance, oper tlv */ |
| 1301 | printf("illegal ASRresult-TLV: %d bytes!\n", dlen); |
| 1302 | return -1; |
| 1303 | } |
| 1304 | TCHECK2(*pptr, 4); |
| 1305 | rescode = EXTRACT_32BITS(pptr); |
| 1306 | |
| 1307 | if (rescode > ASRMCD) { |
| 1308 | printf("illegal ASRresult result code: %d!\n", rescode); |
| 1309 | return -1; |
| 1310 | } |
| 1311 | |
| 1312 | if (vflag >= 3) { |
| 1313 | printf("\n%s", ib); |
| 1314 | switch (rescode) { |
| 1315 | case 0: |
| 1316 | printf("Success "); |
| 1317 | break; |
| 1318 | case 1: |
| 1319 | printf("FE ID invalid "); |
| 1320 | break; |
| 1321 | case 2: |
| 1322 | printf("permission denied "); |
| 1323 | break; |
| 1324 | default: |
| 1325 | printf("Unknown "); |
| 1326 | break; |
| 1327 | } |
| 1328 | printf("(%x)\n%s", rescode, ib); |
| 1329 | } |
| 1330 | return 0; |
| 1331 | |
| 1332 | trunc: |
| 1333 | fputs("[|forces]", stdout); |
| 1334 | return -1; |
| 1335 | } |
| 1336 | |
| 1337 | #if 0 |
| 1338 | /* |
| 1339 | * XXX - not used. |
| 1340 | */ |
| 1341 | static int |
| 1342 | gentltlv_print(register const u_char * pptr _U_, register u_int len, |
| 1343 | u_int16_t op_msk _U_, int indent _U_) |
| 1344 | { |
| 1345 | u_int dlen = len - TLV_HDRL; |
| 1346 | |
| 1347 | if (dlen < 4) { /* at least 32 bits must exist */ |
| 1348 | printf("truncated TLV: %d bytes missing! ", 4 - dlen); |
| 1349 | return -1; |
| 1350 | } |
| 1351 | return 0; |
| 1352 | } |
| 1353 | #endif |
| 1354 | |
| 1355 | #define RD_MIN 8 |
| 1356 | |
| 1357 | static int |
| 1358 | print_metailv(register const u_char * pptr, register u_int len, |
| 1359 | u_int16_t op_msk _U_, int indent) |
| 1360 | { |
| 1361 | u_int rlen; |
| 1362 | u_int plen; |
| 1363 | char *ib = indent_pr(indent, 0); |
| 1364 | /* XXX: check header length */ |
| 1365 | const struct forces_ilv *ilv = (struct forces_ilv *)pptr; |
| 1366 | |
| 1367 | /* |
| 1368 | * print_metatlv() has ensured that len (what remains in the |
| 1369 | * ILV) >= ILV_HDRL. |
| 1370 | */ |
| 1371 | rlen = EXTRACT_32BITS(&ilv->length) - ILV_HDRL; |
| 1372 | TCHECK(*ilv); |
| 1373 | printf("%sMetaID 0x%x length %d\n", ib, EXTRACT_32BITS(&ilv->type), |
| 1374 | EXTRACT_32BITS(&ilv->length)); |
| 1375 | if (vflag >= 3) { |
| 1376 | hex_print_with_offset("\t\t[", ILV_DATA(ilv), rlen, 0); |
| 1377 | printf(" ]\n"); |
| 1378 | } |
| 1379 | return 0; |
| 1380 | |
| 1381 | trunc: |
| 1382 | fputs("[|forces]", stdout); |
| 1383 | return -1; |
| 1384 | } |
| 1385 | |
| 1386 | static int |
| 1387 | print_metatlv(register const u_char * pptr, register u_int len, |
| 1388 | u_int16_t op_msk _U_, int indent) |
| 1389 | { |
| 1390 | u_int dlen; |
| 1391 | char *ib = indent_pr(indent, 0); |
| 1392 | u_int rlen; |
| 1393 | const struct forces_ilv *ilv = (struct forces_ilv *)pptr; |
| 1394 | int invilv; |
| 1395 | |
| 1396 | /* |
| 1397 | * redirect_print() has ensured that len (what remains in the |
| 1398 | * TLV) >= TLV_HDRL. |
| 1399 | */ |
| 1400 | dlen = len - TLV_HDRL; |
| 1401 | rlen = dlen; |
| 1402 | printf("\n%s METADATA length %d \n", ib, rlen); |
| 1403 | while (rlen != 0) { |
| 1404 | TCHECK(*ilv); |
| 1405 | invilv = ilv_valid(ilv, rlen); |
| 1406 | if (invilv) { |
| 1407 | break; |
| 1408 | } |
| 1409 | |
| 1410 | /* |
| 1411 | * At this point, ilv_valid() has ensured that the ILV |
| 1412 | * length is large enough but not too large (it doesn't |
| 1413 | * go past the end of the containing TLV). |
| 1414 | */ |
| 1415 | print_metailv((u_char *) ilv, rlen, 0, indent + 1); |
| 1416 | ilv = GO_NXT_ILV(ilv, rlen); |
| 1417 | } |
| 1418 | |
| 1419 | return 0; |
| 1420 | |
| 1421 | trunc: |
| 1422 | fputs("[|forces]", stdout); |
| 1423 | return -1; |
| 1424 | } |
| 1425 | |
| 1426 | |
| 1427 | static int |
| 1428 | print_reddata(register const u_char * pptr, register u_int len, |
| 1429 | u_int16_t op_msk _U_, int indent _U_) |
| 1430 | { |
| 1431 | u_int dlen; |
| 1432 | char *ib = indent_pr(indent, 0); |
| 1433 | u_int rlen; |
| 1434 | |
| 1435 | dlen = len - TLV_HDRL; |
| 1436 | rlen = dlen; |
| 1437 | printf("\n%s Redirect Data length %d \n", ib, rlen); |
| 1438 | |
| 1439 | if (vflag >= 3) { |
| 1440 | printf("\t\t["); |
| 1441 | hex_print_with_offset("\n\t\t", pptr, rlen, 0); |
| 1442 | printf("\n\t\t]"); |
| 1443 | } |
| 1444 | |
| 1445 | return 0; |
| 1446 | } |
| 1447 | |
| 1448 | static int |
| 1449 | redirect_print(register const u_char * pptr, register u_int len, |
| 1450 | u_int16_t op_msk _U_, int indent) |
| 1451 | { |
| 1452 | const struct forces_tlv *tlv = (struct forces_tlv *)pptr; |
| 1453 | u_int dlen; |
| 1454 | u_int rlen; |
| 1455 | int invtlv; |
| 1456 | |
| 1457 | /* |
| 1458 | * forces_type_print() has ensured that len (the TLV length) |
| 1459 | * >= TLV_HDRL. |
| 1460 | */ |
| 1461 | dlen = len - TLV_HDRL; |
| 1462 | if (dlen <= RD_MIN) { |
| 1463 | printf("\n\t\ttruncated Redirect TLV: %d bytes missing! ", |
| 1464 | RD_MIN - dlen); |
| 1465 | return -1; |
| 1466 | } |
| 1467 | |
| 1468 | rlen = dlen; |
| 1469 | indent += 1; |
| 1470 | while (rlen != 0) { |
| 1471 | TCHECK(*tlv); |
| 1472 | invtlv = tlv_valid(tlv, rlen); |
| 1473 | if (invtlv) { |
| 1474 | printf("Bad Redirect data\n"); |
| 1475 | break; |
| 1476 | } |
| 1477 | |
| 1478 | /* |
| 1479 | * At this point, tlv_valid() has ensured that the TLV |
| 1480 | * length is large enough but not too large (it doesn't |
| 1481 | * go past the end of the containing TLV). |
| 1482 | */ |
| 1483 | if (EXTRACT_16BITS(&tlv->type) == F_TLV_METD) { |
| 1484 | print_metatlv((u_char *) TLV_DATA(tlv), |
| 1485 | EXTRACT_16BITS(&tlv->length), 0, indent); |
| 1486 | } else if ((EXTRACT_16BITS(&tlv->type) == F_TLV_REDD)) { |
| 1487 | print_reddata((u_char *) TLV_DATA(tlv), |
| 1488 | EXTRACT_16BITS(&tlv->length), 0, indent); |
| 1489 | } else { |
| 1490 | printf("Unknown REDIRECT TLV 0x%x len %d\n", |
| 1491 | EXTRACT_16BITS(&tlv->type), |
| 1492 | EXTRACT_16BITS(&tlv->length)); |
| 1493 | } |
| 1494 | |
| 1495 | tlv = GO_NXT_TLV(tlv, rlen); |
| 1496 | } |
| 1497 | |
| 1498 | if (rlen) { |
| 1499 | printf |
| 1500 | ("\n\t\tMessy Redirect TLV header, type (0x%x)\n\t\texcess of %d Bytes ", |
| 1501 | EXTRACT_16BITS(&tlv->type), |
| 1502 | rlen - EXTRACT_16BITS(&tlv->length)); |
| 1503 | return -1; |
| 1504 | } |
| 1505 | |
| 1506 | return 0; |
| 1507 | |
| 1508 | trunc: |
| 1509 | fputs("[|forces]", stdout); |
| 1510 | return -1; |
| 1511 | } |
| 1512 | |
| 1513 | #define OP_OFF 8 |
| 1514 | #define OP_MIN 12 |
| 1515 | |
| 1516 | static int |
| 1517 | lfbselect_print(register const u_char * pptr, register u_int len, |
| 1518 | u_int16_t op_msk, int indent) |
| 1519 | { |
| 1520 | const struct forces_lfbsh *lfbs; |
| 1521 | const struct forces_tlv *otlv; |
| 1522 | char *ib = indent_pr(indent, 0); |
| 1523 | u_int dlen; |
| 1524 | u_int rlen; |
| 1525 | int invtlv; |
| 1526 | |
| 1527 | /* |
| 1528 | * forces_type_print() has ensured that len (the TLV length) |
| 1529 | * >= TLV_HDRL. |
| 1530 | */ |
| 1531 | dlen = len - TLV_HDRL; |
| 1532 | if (dlen <= OP_MIN) { /* id, instance, oper tlv header .. */ |
| 1533 | printf("\n\t\ttruncated lfb selector: %d bytes missing! ", |
| 1534 | OP_MIN - dlen); |
| 1535 | return -1; |
| 1536 | } |
| 1537 | |
| 1538 | /* |
| 1539 | * At this point, we know that dlen > OP_MIN; OP_OFF < OP_MIN, so |
| 1540 | * we also know that it's > OP_OFF. |
| 1541 | */ |
| 1542 | rlen = dlen - OP_OFF; |
| 1543 | |
| 1544 | lfbs = (const struct forces_lfbsh *)pptr; |
| 1545 | TCHECK(*lfbs); |
| 1546 | if (vflag >= 3) { |
| 1547 | printf("\n%s%s(Classid %x) instance %x\n", |
| 1548 | ib, tok2str(ForCES_LFBs, NULL, EXTRACT_32BITS(&lfbs->class)), |
| 1549 | EXTRACT_32BITS(&lfbs->class), |
| 1550 | EXTRACT_32BITS(&lfbs->instance)); |
| 1551 | } |
| 1552 | |
| 1553 | otlv = (struct forces_tlv *)(lfbs + 1); |
| 1554 | |
| 1555 | indent += 1; |
| 1556 | while (rlen != 0) { |
| 1557 | TCHECK(*otlv); |
| 1558 | invtlv = tlv_valid(otlv, rlen); |
| 1559 | if (invtlv) |
| 1560 | break; |
| 1561 | |
| 1562 | /* |
| 1563 | * At this point, tlv_valid() has ensured that the TLV |
| 1564 | * length is large enough but not too large (it doesn't |
| 1565 | * go past the end of the containing TLV). |
| 1566 | */ |
| 1567 | if (op_valid(EXTRACT_16BITS(&otlv->type), op_msk)) { |
| 1568 | otlv_print(otlv, 0, indent); |
| 1569 | } else { |
| 1570 | if (vflag < 3) |
| 1571 | printf("\n"); |
| 1572 | printf |
| 1573 | ("\t\tINValid oper-TLV type 0x%x length %d for this ForCES message\n", |
| 1574 | EXTRACT_16BITS(&otlv->type), EXTRACT_16BITS(&otlv->length)); |
| 1575 | invoptlv_print((u_char *)otlv, rlen, 0, indent); |
| 1576 | } |
| 1577 | otlv = GO_NXT_TLV(otlv, rlen); |
| 1578 | } |
| 1579 | |
| 1580 | if (rlen) { |
| 1581 | printf |
| 1582 | ("\n\t\tMessy oper TLV header, type (0x%x)\n\t\texcess of %d Bytes ", |
| 1583 | EXTRACT_16BITS(&otlv->type), rlen - EXTRACT_16BITS(&otlv->length)); |
| 1584 | return -1; |
| 1585 | } |
| 1586 | |
| 1587 | return 0; |
| 1588 | |
| 1589 | trunc: |
| 1590 | fputs("[|forces]", stdout); |
| 1591 | return -1; |
| 1592 | } |
| 1593 | |
| 1594 | static int |
| 1595 | forces_type_print(register const u_char * pptr, const struct forcesh *fhdr _U_, |
| 1596 | register u_int mlen, const struct tom_h *tops) |
| 1597 | { |
| 1598 | const struct forces_tlv *tltlv; |
| 1599 | u_int rlen; |
| 1600 | int invtlv; |
| 1601 | int rc = 0; |
| 1602 | int ttlv = 0; |
| 1603 | |
| 1604 | /* |
| 1605 | * forces_print() has already checked that mlen >= ForCES_HDRL |
| 1606 | * by calling ForCES_HLN_VALID(). |
| 1607 | */ |
| 1608 | rlen = mlen - ForCES_HDRL; |
| 1609 | |
| 1610 | if (rlen > TLV_HLN) { |
| 1611 | if (tops->flags & ZERO_TTLV) { |
| 1612 | printf("<0x%x>Illegal Top level TLV!\n", tops->flags); |
| 1613 | return -1; |
| 1614 | } |
| 1615 | } else { |
| 1616 | if (tops->flags & ZERO_MORE_TTLV) |
| 1617 | return 0; |
| 1618 | if (tops->flags & ONE_MORE_TTLV) { |
| 1619 | printf("\tTop level TLV Data missing!\n"); |
| 1620 | return -1; |
| 1621 | } |
| 1622 | } |
| 1623 | |
| 1624 | if (tops->flags & ZERO_TTLV) { |
| 1625 | return 0; |
| 1626 | } |
| 1627 | |
| 1628 | ttlv = tops->flags >> 4; |
| 1629 | tltlv = GET_TOP_TLV(pptr); |
| 1630 | |
| 1631 | /*XXX: 15 top level tlvs will probably be fine |
| 1632 | You are nuts if you send more ;-> */ |
| 1633 | while (rlen != 0) { |
| 1634 | TCHECK(*tltlv); |
| 1635 | invtlv = tlv_valid(tltlv, rlen); |
| 1636 | if (invtlv) |
| 1637 | break; |
| 1638 | |
| 1639 | /* |
| 1640 | * At this point, tlv_valid() has ensured that the TLV |
| 1641 | * length is large enough but not too large (it doesn't |
| 1642 | * go past the end of the packet). |
| 1643 | */ |
| 1644 | if (!ttlv_valid(EXTRACT_16BITS(&tltlv->type))) { |
| 1645 | printf("\n\tInvalid ForCES Top TLV type=0x%x", |
| 1646 | EXTRACT_16BITS(&tltlv->type)); |
| 1647 | return -1; |
| 1648 | } |
| 1649 | |
| 1650 | if (vflag >= 3) |
| 1651 | printf("\t%s, length %d (data length %d Bytes)", |
| 1652 | tok2str(ForCES_TLV, NULL, EXTRACT_16BITS(&tltlv->type)), |
| 1653 | EXTRACT_16BITS(&tltlv->length), |
| 1654 | EXTRACT_16BITS(&tltlv->length) - TLV_HDRL); |
| 1655 | |
| 1656 | rc = tops->print((u_char *) TLV_DATA(tltlv), |
| 1657 | EXTRACT_16BITS(&tltlv->length), tops->op_msk, 9); |
| 1658 | if (rc < 0) { |
| 1659 | return -1; |
| 1660 | } |
| 1661 | tltlv = GO_NXT_TLV(tltlv, rlen); |
| 1662 | ttlv--; |
| 1663 | if (ttlv <= 0) |
| 1664 | break; |
| 1665 | } |
| 1666 | /* |
| 1667 | * XXX - if ttlv != 0, does that mean that the packet was too |
| 1668 | * short, and didn't have *enough* TLVs in it? |
| 1669 | */ |
| 1670 | if (rlen) { |
| 1671 | printf("\tMess TopTLV header: min %u, total %d advertised %d ", |
| 1672 | TLV_HDRL, rlen, EXTRACT_16BITS(&tltlv->length)); |
| 1673 | return -1; |
| 1674 | } |
| 1675 | |
| 1676 | return 0; |
| 1677 | |
| 1678 | trunc: |
| 1679 | fputs("[|forces]", stdout); |
| 1680 | return -1; |
| 1681 | } |
| 1682 | |
| 1683 | void |
| 1684 | forces_print(register const u_char * pptr, register u_int len) |
| 1685 | { |
| 1686 | const struct forcesh *fhdr; |
| 1687 | u_int mlen; |
| 1688 | u_int32_t flg_raw; |
| 1689 | const struct tom_h *tops; |
| 1690 | int rc = 0; |
| 1691 | |
| 1692 | fhdr = (const struct forcesh *)pptr; |
| 1693 | TCHECK(*fhdr); |
| 1694 | if (!tom_valid(fhdr->fm_tom)) { |
| 1695 | printf("Invalid ForCES message type %d\n", fhdr->fm_tom); |
| 1696 | goto error; |
| 1697 | } |
| 1698 | |
| 1699 | mlen = ForCES_BLN(fhdr); |
| 1700 | |
| 1701 | tops = get_forces_tom(fhdr->fm_tom); |
| 1702 | if (tops->v == TOM_RSVD) { |
| 1703 | printf("\n\tUnknown ForCES message type=0x%x", fhdr->fm_tom); |
| 1704 | goto error; |
| 1705 | } |
| 1706 | |
| 1707 | printf("\n\tForCES %s ", tops->s); |
| 1708 | if (!ForCES_HLN_VALID(mlen, len)) { |
| 1709 | printf |
| 1710 | ("Illegal ForCES pkt len - min %u, total recvd %d, advertised %d ", |
| 1711 | ForCES_HDRL, len, ForCES_BLN(fhdr)); |
| 1712 | goto error; |
| 1713 | } |
| 1714 | |
| 1715 | TCHECK2(*(pptr + 20), 4); |
| 1716 | flg_raw = EXTRACT_32BITS(pptr + 20); |
| 1717 | if (vflag >= 1) { |
| 1718 | printf("\n\tForCES Version %d len %uB flags 0x%08x ", |
| 1719 | ForCES_V(fhdr), mlen, flg_raw); |
| 1720 | printf("\n\tSrcID 0x%x(%s) DstID 0x%x(%s) Correlator 0x%" PRIx64, |
| 1721 | ForCES_SID(fhdr), ForCES_node(ForCES_SID(fhdr)), |
| 1722 | ForCES_DID(fhdr), ForCES_node(ForCES_DID(fhdr)), |
| 1723 | EXTRACT_64BITS(fhdr->fm_cor)); |
| 1724 | |
| 1725 | } |
| 1726 | if (vflag >= 2) { |
| 1727 | printf |
| 1728 | ("\n\tForCES flags:\n\t %s(0x%x), prio=%d, %s(0x%x),\n\t %s(0x%x), %s(0x%x)\n", |
| 1729 | ForCES_ACKp(ForCES_ACK(fhdr)), ForCES_ACK(fhdr), |
| 1730 | ForCES_PRI(fhdr), |
| 1731 | ForCES_EMp(ForCES_EM(fhdr)), ForCES_EM(fhdr), |
| 1732 | ForCES_ATp(ForCES_AT(fhdr)), ForCES_AT(fhdr), |
| 1733 | ForCES_TPp(ForCES_TP(fhdr)), ForCES_TP(fhdr)); |
| 1734 | printf |
| 1735 | ("\t Extra flags: rsv(b5-7) 0x%x rsv(b13-31) 0x%x\n", |
| 1736 | ForCES_RS1(fhdr), ForCES_RS2(fhdr)); |
| 1737 | } |
| 1738 | rc = forces_type_print(pptr, fhdr, mlen, tops); |
| 1739 | if (rc < 0) { |
| 1740 | error: |
| 1741 | hex_print_with_offset("\n\t[", pptr, len, 0); |
| 1742 | printf("\n\t]"); |
| 1743 | return; |
| 1744 | } |
| 1745 | |
| 1746 | if (vflag >= 4) { |
| 1747 | printf("\n\t Raw ForCES message\n\t ["); |
| 1748 | hex_print_with_offset("\n\t ", pptr, len, 0); |
| 1749 | printf("\n\t ]"); |
| 1750 | } |
| 1751 | printf("\n"); |
| 1752 | return; |
| 1753 | |
| 1754 | trunc: |
| 1755 | fputs("[|forces]", stdout); |
| 1756 | } |