The Tcpdump Group git mirrors - tcpdump/blob - forces.h

   1 /*
   2  * Copyright (c) 1982, 1986, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the University of
  16  *      California, Berkeley and its contributors.
  17  * 4. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  *
  33  * Copyright (c) 2009 Mojatatu Networks, Inc
  34  *
  35  */
  36
  37 /*
  38  * Per draft-ietf-forces-protocol-22
  39 */
  40 #define ForCES_VERS     1
  41 #define ForCES_HDRL     24
  42 #define ForCES_ALNL     4
  43 #define TLV_HDRL        4
  44 #define ILV_HDRL        8
  45
  46 #define TOM_RSVD        0x0
  47 #define TOM_ASSNSETUP   0x1
  48 #define TOM_ASSNTEARD   0x2
  49 #define TOM_CONFIG      0x3
  50 #define TOM_QUERY       0x4
  51 #define TOM_EVENTNOT    0x5
  52 #define TOM_PKTREDIR    0x6
  53 #define TOM_HEARTBT     0x0F
  54 #define TOM_ASSNSETREP  0x11
  55 #define TOM_CONFIGREP   0x13
  56 #define TOM_QUERYREP    0x14
  57
  58 /*
  59  * tom_h Flags: resv1(8b):maxtlvs(4b):resv2(2b):mintlv(2b)
  60 */
  61 #define ZERO_TTLV       0x01
  62 #define ZERO_MORE_TTLV  0x02
  63 #define ONE_MORE_TTLV   0x04
  64 #define ZERO_TLV        0x00
  65 #define ONE_TLV         0x10
  66 #define TWO_TLV         0x20
  67 #define MAX_TLV         0xF0
  68
  69 #define TTLV_T1         (ONE_MORE_TTLV|ONE_TLV)
  70 #define TTLV_T2         (ONE_MORE_TTLV|MAX_TLV)
  71
  72 struct tom_h {
  73         u_int32_t v;
  74         u_int16_t flags;
  75         u_int16_t op_msk;
  76         const char *s;
  77         int (*print) (register const u_char * pptr, register u_int len,
  78                       u_int16_t op_msk, int indent);
  79 };
  80
  81 enum {
  82         TOM_RSV_I,
  83         TOM_ASS_I,
  84         TOM_AST_I,
  85         TOM_CFG_I,
  86         TOM_QRY_I,
  87         TOM_EVN_I,
  88         TOM_RED_I,
  89         TOM_HBT_I,
  90         TOM_ASR_I,
  91         TOM_CNR_I,
  92         TOM_QRR_I,
  93         _TOM_RSV_MAX
  94 };
  95 #define TOM_MAX_IND (_TOM_RSV_MAX - 1)
  96
  97 int lfbselect_print(register const u_char * pptr, register u_int len,
  98                     u_int16_t op_msk, int indent);
  99 int redirect_print(register const u_char * pptr, register u_int len,
 100                    u_int16_t op_msk, int indent);
 101 int asrtlv_print(register const u_char * pptr, register u_int len,
 102                  u_int16_t op_msk, int indent);
 103 int asttlv_print(register const u_char * pptr, register u_int len,
 104                  u_int16_t op_msk, int indent);
 105 int gentltlv_print(register const u_char * pptr, register u_int len,
 106                    u_int16_t op_msk, int indent);
 107
 108 static inline tom_valid(u_int8_t tom)
 109 {
 110         if (tom > 0) {
 111                 if (tom >= 0x7 && tom <= 0xe)
 112                         return 0;
 113                 if (tom == 0x10)
 114                         return 0;
 115                 if (tom > 0x14)
 116                         return 0;
 117                 return 1;
 118         } else
 119                 return 0;
 120 }
 121
 122 static inline const char *ForCES_node(u_int32_t node)
 123 {
 124         if (node >= 0 && node <= 0x3FFFFFFF)
 125                 return "FE";
 126         if (node >= 0x40000000 && node <= 0x7FFFFFFF)
 127                 return "CE";
 128         if (node >= 0xC0000000 && node <= 0xFFFFFFEF)
 129                 return "AllMulticast";
 130         if (node == 0xFFFFFFFD)
 131                 return "AllCEsBroadcast";
 132         if (node == 0xFFFFFFFE)
 133                 return "AllFEsBroadcast";
 134         if (node == 0xFFFFFFFF)
 135                 return "AllBroadcast";
 136
 137         return "ForCESreserved";
 138
 139 }
 140
 141 static inline const char *ForCES_ACKp(u_int32_t flg)
 142 {
 143         if (flg == 0x0)
 144                 return "NoACK";
 145         if (flg == 0x1)
 146                 return "SuccessACK";
 147         if (flg == 0x2)
 148                 return "FailureACK";
 149         if (flg == 0x3)
 150                 return "AlwaysACK";
 151         return "ACKUnknown";
 152 }
 153
 154 static inline const char *ForCES_EMp(u_int32_t flg)
 155 {
 156         if (flg == 0x0)
 157                 return "EMReserved";
 158         if (flg == 0x1)
 159                 return "execute-all-or-none";
 160         if (flg == 0x2)
 161                 return "execute-until-failure";
 162         if (flg == 0x3)
 163                 return "continue-execute-on-failure";
 164         return "EMUnknown";
 165 }
 166
 167 static inline const char *ForCES_ATp(u_int32_t flg)
 168 {
 169         if (flg == 0x0)
 170                 return "Standalone";
 171         if (flg == 0x1)
 172                 return "2PCtransaction";
 173         return "ATUnknown";
 174 }
 175
 176 static inline const char *ForCES_TPp(u_int32_t flg)
 177 {
 178         if (flg == 0x0)
 179                 return "StartofTransaction";
 180         if (flg == 0x1)
 181                 return "MiddleofTransaction";
 182         if (flg == 0x2)
 183                 return "EndofTransaction";
 184         if (flg == 0x3)
 185                 return "abort";
 186         return "TPUnknown";
 187 }
 188
 189 /*
 190  * Structure of forces header, naked of TLVs.
 191  */
 192 struct forcesh {
 193 #if BYTE_ORDER == LITTLE_ENDIAN
 194         u_int8_t fm_rsvd:4, fm_version:4;
 195 #elif BYTE_ORDER == BIG_ENDIAN
 196         u_int8_t fm_version:4, fm_rsvd:4;
 197 #endif
 198
 199 #define ForCES_V(forcesh)       (forcesh)->fm_version
 200         u_int8_t fm_tom;        /* type of message */
 201         u_int16_t fm_len;       /* total length * 4 bytes */
 202 #define ForCES_BLN(forcesh)     ntohs((forcesh)->fm_len) << 2
 203         u_int32_t fm_sid;       /* Source ID */
 204 #define ForCES_SID(forcesh)     ntohl((forcesh)->fm_sid)
 205         u_int32_t fm_did;       /* Destination ID */
 206 #define ForCES_DID(forcesh)     ntohl((forcesh)->fm_did)
 207         u_int8_t fm_cor[8];     /* correlator */
 208 #if BYTE_ORDER == LITTLE_ENDIAN
 209         u_int16_t f_rs1:3, f_pri:3, f_ack:2, f_rs2:3, f_tp:2, f_at:1, f_em:2;
 210 #elif BYTE_ORDER == BIG_ENDIAN
 211         u_int16_t f_ack:2, f_pri:3, f_rs1:3, f_em:2, f_at:1, f_tp:2, f_rs2:3;
 212 #endif
 213         u_int16_t f_rs3;
 214
 215 };
 216
 217 #define ForCES_HLN_VALID(fhl,tlen) ((tlen) >= (int)sizeof(struct forcesh) && \
 218                                    (fhl) >= sizeof(struct forcesh) && \
 219                                    (fhl) == (tlen))
 220
 221 #define F_LFB_RSVD 0x0
 222 #define F_LFB_FEO 0x1
 223 #define F_LFB_FEPO 0x2
 224 struct tok ForCES_LFBs[] = {
 225         {F_LFB_RSVD, "Invalid TLV"},
 226         {F_LFB_FEO, "FEObj LFB"},
 227         {F_LFB_FEPO, "FEProtoObj LFB"},
 228         {0, NULL}
 229 };
 230
 231 enum {
 232         F_OP_RSV,
 233         F_OP_SET,
 234         F_OP_SETPROP,
 235         F_OP_SETRESP,
 236         F_OP_SETPRESP,
 237         F_OP_DEL,
 238         F_OP_DELRESP,
 239         F_OP_GET,
 240         F_OP_GETPROP,
 241         F_OP_GETRESP,
 242         F_OP_GETPRESP,
 243         F_OP_REPORT,
 244         F_OP_COMMIT,
 245         F_OP_RCOMMIT,
 246         F_OP_RTRCOMP,
 247         _F_OP_MAX
 248 };
 249
 250 #define F_OP_MAX        (_F_OP_MAX - 1)
 251 enum {
 252         B_OP_SET = 1 << (F_OP_SET - 1),
 253         B_OP_SETPROP = 1 << (F_OP_SETPROP - 1),
 254         B_OP_SETRESP = 1 << (F_OP_SETRESP - 1),
 255         B_OP_SETPRESP = 1 << (F_OP_SETPRESP - 1),
 256         B_OP_DEL = 1 << (F_OP_DEL - 1),
 257         B_OP_DELRESP = 1 << (F_OP_DELRESP - 1),
 258         B_OP_GET = 1 << (F_OP_GET - 1),
 259         B_OP_GETPROP = 1 << (F_OP_GETPROP - 1),
 260         B_OP_GETRESP = 1 << (F_OP_GETRESP - 1),
 261         B_OP_GETPRESP = 1 << (F_OP_GETPRESP - 1),
 262         B_OP_REPORT = 1 << (F_OP_REPORT - 1),
 263         B_OP_COMMIT = 1 << (F_OP_COMMIT - 1),
 264         B_OP_RCOMMIT = 1 << (F_OP_RCOMMIT - 1),
 265         B_OP_RTRCOMP = 1 << (F_OP_RTRCOMP - 1),
 266 };
 267
 268 struct optlv_h {
 269         u_int16_t flags;
 270         u_int16_t op_msk;
 271         const char *s;
 272         int (*print) (register const u_char * pptr, register u_int len,
 273                       u_int16_t op_msk, int indent);
 274 };
 275
 276 int genoptlv_print(register const u_char * pptr, register u_int len,
 277                    u_int16_t op_msk, int indent);
 278 int recpdoptlv_print(register const u_char * pptr, register u_int len,
 279                      u_int16_t op_msk, int indent);
 280 int invoptlv_print(register const u_char * pptr, register u_int len,
 281                    u_int16_t op_msk, int indent);
 282
 283 #define OP_MIN_SIZ 8
 284 struct pathdata_h {
 285         u_int16_t pflags;
 286         u_int16_t pIDcnt;
 287 };
 288
 289 #define B_FULLD         0x1
 290 #define B_SPARD         0x2
 291 #define B_RESTV         0x4
 292 #define B_KEYIN         0x8
 293
 294 static struct optlv_h OPTLV_msg[F_OP_MAX + 1] = {
 295         [F_OP_RSV] = {ZERO_TTLV, 0, "Invalid OPTLV", invoptlv_print},
 296         [F_OP_SET] = {TTLV_T2, B_FULLD | B_SPARD, " Set", recpdoptlv_print},
 297         [F_OP_SETPROP] =
 298             {TTLV_T2, B_FULLD | B_SPARD, " SetProp", recpdoptlv_print},
 299         [F_OP_SETRESP] = {TTLV_T2, B_RESTV, " SetResp", recpdoptlv_print},
 300         [F_OP_SETPRESP] = {TTLV_T2, B_RESTV, " SetPropResp", recpdoptlv_print},
 301         [F_OP_DEL] = {ZERO_TTLV, 0, " Del", recpdoptlv_print},
 302         [F_OP_DELRESP] = {TTLV_T2, B_RESTV, " DelResp", recpdoptlv_print},
 303         [F_OP_GET] = {ZERO_TTLV, 0, " Get", recpdoptlv_print},
 304         [F_OP_GETPROP] = {ZERO_TTLV, 0, " GetProp", recpdoptlv_print},
 305         [F_OP_GETRESP] =
 306             {TTLV_T2, B_FULLD | B_RESTV, " GetResp", recpdoptlv_print},
 307         [F_OP_GETPRESP] =
 308             {TTLV_T2, B_FULLD | B_RESTV, " GetPropResp", recpdoptlv_print},
 309         [F_OP_REPORT] =
 310             {TTLV_T2, B_FULLD | B_SPARD, " Report", recpdoptlv_print},
 311         [F_OP_COMMIT] = {ZERO_TTLV, 0, " Commit", NULL},
 312         [F_OP_RCOMMIT] = {TTLV_T1, B_RESTV, " RCommit", genoptlv_print},
 313         [F_OP_RTRCOMP] = {ZERO_TTLV, 0, " RTRCOMP", NULL},
 314 };
 315
 316 static inline struct optlv_h *get_forces_optlv_h(u_int16_t opt)
 317 {
 318         if (opt > F_OP_MAX || opt <= F_OP_RSV)
 319                 return &OPTLV_msg[F_OP_RSV];
 320
 321         return &OPTLV_msg[opt];
 322 }
 323
 324 #define IND_SIZE 256
 325 #define IND_CHR ' '
 326 #define IND_PREF '\n'
 327 #define IND_SUF 0x0
 328 char ind_buf[IND_SIZE];
 329
 330 static inline char *indent_pr(int indent, int nlpref)
 331 {
 332         int i = 0;
 333         char *r = ind_buf;
 334
 335         if (indent > (IND_SIZE - 1))
 336                 indent = IND_SIZE - 1;
 337
 338         if (nlpref) {
 339                 r[i] = IND_PREF;
 340                 i++;
 341                 indent--;
 342         }
 343
 344         while (--indent >= 0)
 345                 r[i++] = IND_CHR;
 346
 347         r[i] = IND_SUF;
 348         return r;
 349 }
 350
 351 static inline op_valid(u_int16_t op, u_int16_t mask)
 352 {
 353         int opb = 1 << (op - 1);
 354
 355         if (op == 0)
 356                 return 0;
 357         if (opb & mask)
 358                 return 1;
 359         // I guess we should allow vendor operations?
 360         if (op >= 0x8000)
 361                 return 1;
 362         return 0;
 363 }
 364
 365 #define F_TLV_RSVD      0x0000
 366 #define F_TLV_REDR      0x0001
 367 #define F_TLV_ASRS      0x0010
 368 #define F_TLV_ASRT      0x0011
 369 #define F_TLV_LFBS      0x1000
 370 #define F_TLV_PDAT      0x0110
 371 #define F_TLV_KEYI      0x0111
 372 #define F_TLV_FULD      0x0112
 373 #define F_TLV_SPAD      0x0113
 374 #define F_TLV_REST      0x0114
 375 #define F_TLV_METD      0x0115
 376 #define F_TLV_REDD      0x0116
 377 #define F_TLV_VNST      0x8000
 378
 379 static struct tok ForCES_TLV[] = {
 380         {F_TLV_RSVD, "Invalid TLV"},
 381         {F_TLV_REDR, "REDIRECT TLV"},
 382         {F_TLV_ASRS, "ASResult TLV"},
 383         {F_TLV_ASRT, "ASTreason TLV"},
 384         {F_TLV_LFBS, "LFBselect TLV"},
 385         {F_TLV_PDAT, "PATH-DATA TLV"},
 386         {F_TLV_KEYI, "KEYINFO TLV"},
 387         {F_TLV_FULD, "FULLDATA TLV"},
 388         {F_TLV_SPAD, "SPARSEDATA TLV"},
 389         {F_TLV_REST, "RESULT TLV"},
 390         {F_TLV_METD, "METADATA TLV"},
 391         {F_TLV_REDD, "REDIRECTDATA TLV"},
 392         {0, NULL}
 393 };
 394
 395 #define TLV_HLN 4
 396 static inline int ttlv_valid(u_int16_t ttlv)
 397 {
 398         if (ttlv > 0) {
 399                 if (ttlv == 1 || ttlv == 0x1000)
 400                         return 1;
 401                 if (ttlv >= 0x10 && ttlv <= 0x11)
 402                         return 1;
 403                 if (ttlv >= 0x110 && ttlv <= 0x116)
 404                         return 1;
 405                 if (ttlv >= 0x8000)
 406                         return 0;       //XXX:
 407         }
 408
 409         return 0;
 410 }
 411
 412 struct forces_ilv {
 413         u_int32_t type;
 414         u_int32_t length;
 415 };
 416
 417 struct forces_tlv {
 418         u_int16_t type;
 419         u_int16_t length;
 420 };
 421
 422 #define F_ALN_LEN(len) ( ((len)+ForCES_ALNL-1) & ~(ForCES_ALNL-1) )
 423 #define GET_TOP_TLV(fhdr) ((struct forces_tlv *)((fhdr) + sizeof (struct forcesh)))
 424 #define TLV_SET_LEN(len)  (F_ALN_LEN(sizeof(struct forces_tlv)) + (len))
 425 #define TLV_ALN_LEN(len)  F_ALN_LEN(TLV_SET_LEN(len))
 426 #define TLV_RDAT_LEN(tlv) ((int)(ntohs((tlv)->length)) - TLV_SET_LEN(0))
 427 #define TLV_DATA(tlvp)   ((void*)(((char*)(tlvp)) + TLV_SET_LEN(0)))
 428 #define GO_NXT_TLV(tlv,rlen) ((rlen) -= F_ALN_LEN(ntohs((tlv)->length)), \
 429                               (struct forces_tlv*)(((char*)(tlv)) \
 430                                       + F_ALN_LEN(ntohs((tlv)->length))))
 431 #define ILV_SET_LEN(len)  (F_ALN_LEN(sizeof(struct forces_ilv)) + (len))
 432 #define ILV_ALN_LEN(len)  F_ALN_LEN(ILV_SET_LEN(len))
 433 #define ILV_RDAT_LEN(ilv) ((int)(ntohl((ilv)->length)) - ILV_SET_LEN(0))
 434 #define ILV_DATA(ilvp)   ((void*)(((char*)(ilvp)) + ILV_SET_LEN(0)))
 435 #define GO_NXT_ILV(ilv,rlen) ((rlen) -= F_ALN_LEN(ntohl((ilv)->length)), \
 436                               (struct forces_ilv *)(((char*)(ilv)) \
 437                                       + F_ALN_LEN(ntohl((ilv)->length))))
 438 #define INVALID_RLEN -1
 439 #define INVALID_STLN -2
 440 #define INVALID_LTLN -3
 441 #define INVALID_ALEN -4
 442
 443 static struct tok ForCES_TLV_err[] = {
 444         {INVALID_RLEN, "Invalid total length"},
 445         {INVALID_STLN, "xLV too short"},
 446         {INVALID_LTLN, "xLV too long"},
 447         {INVALID_ALEN, "data padding missing"},
 448         {0, NULL}
 449 };
 450
 451 static inline int tlv_valid(struct forces_tlv *tlv, int rlen)
 452 {
 453         if (rlen < sizeof(struct forces_tlv))
 454                 return INVALID_RLEN;
 455         if (ntohs(tlv->length) < sizeof(struct forces_tlv))
 456                 return INVALID_STLN;
 457         if (ntohs(tlv->length) > rlen)
 458                 return INVALID_LTLN;
 459         if (rlen < F_ALN_LEN(ntohs(tlv->length)))
 460                 return INVALID_ALEN;
 461
 462         return 0;
 463 }
 464
 465 static inline int ilv_valid(struct forces_ilv *ilv, int rlen)
 466 {
 467         if (rlen < sizeof(struct forces_ilv))
 468                 return INVALID_RLEN;
 469         if (ntohl(ilv->length) < sizeof(struct forces_ilv))
 470                 return INVALID_STLN;
 471         if (ntohl(ilv->length) > rlen)
 472                 return INVALID_LTLN;
 473         if (rlen < F_ALN_LEN(ntohl(ilv->length)))
 474                 return INVALID_ALEN;
 475
 476         return 0;
 477 }
 478
 479 struct forces_lfbsh {
 480         u_int32_t class;
 481         u_int32_t instance;
 482 };
 483
 484 #define ASSNS_OPS (B_OP_REPORT)
 485 #define CFG_OPS (B_OP_SET|B_OP_SETPROP|B_OP_DEL|B_OP_COMMIT|B_OP_RTRCOMP)
 486 #define CFG_ROPS (B_OP_SETRESP|B_OP_SETPRESP|B_OP_DELRESP|B_OP_RCOMMIT)
 487 #define CFG_QY (B_OP_GET|B_OP_GETPROP)
 488 #define CFG_QYR (B_OP_GETRESP|B_OP_GETPRESP)
 489 #define CFG_EVN (B_OP_REPORT)
 490
 491 static struct tom_h ForCES_msg[TOM_MAX_IND + 1] = {
 492         [TOM_RSV_I] = {TOM_RSVD, ZERO_TTLV, 0, "Invalid message", NULL},
 493         [TOM_ASS_I] = {TOM_ASSNSETUP, ZERO_MORE_TTLV | TWO_TLV, ASSNS_OPS,
 494                        "Association Setup", lfbselect_print},
 495         [TOM_AST_I] =
 496             {TOM_ASSNTEARD, TTLV_T1, 0, "Association TearDown", asttlv_print},
 497         [TOM_CFG_I] = {TOM_CONFIG, TTLV_T2, CFG_OPS, "Config", lfbselect_print},
 498         [TOM_QRY_I] = {TOM_QUERY, TTLV_T2, CFG_QY, "Query", lfbselect_print},
 499         [TOM_EVN_I] = {TOM_EVENTNOT, TTLV_T1, CFG_EVN, "Event Notification",
 500                        lfbselect_print},
 501         [TOM_RED_I] =
 502             {TOM_PKTREDIR, TTLV_T2, 0, "Packet Redirect", redirect_print},
 503         [TOM_HBT_I] = {TOM_HEARTBT, ZERO_TTLV, 0, "HeartBeat", NULL},
 504         [TOM_ASR_I] =
 505             {TOM_ASSNSETREP, TTLV_T1, 0, "Association Response", asrtlv_print},
 506         [TOM_CNR_I] = {TOM_CONFIGREP, TTLV_T2, CFG_ROPS, "Config Response",
 507                        lfbselect_print},
 508         [TOM_QRR_I] =
 509             {TOM_QUERYREP, TTLV_T2, CFG_QYR, "Query Response", lfbselect_print},
 510 };
 511
 512 static inline struct tom_h *get_forces_tom(u_int8_t tom)
 513 {
 514         int i;
 515         for (i = TOM_RSV_I; i <= TOM_MAX_IND; i++) {
 516                 struct tom_h *th = &ForCES_msg[i];
 517                 if (th->v == tom)
 518                         return th;
 519         }
 520         return &ForCES_msg[TOM_RSV_I];
 521 }
 522
 523 struct pdata_ops {
 524         u_int32_t v;
 525         u_int16_t flags;
 526         u_int16_t op_msk;
 527         const char *s;
 528         int (*print) (register const u_char * pptr, register u_int len,
 529                       u_int16_t op_msk, int indent);
 530 };
 531
 532 enum {
 533         PD_RSV_I,
 534         PD_SEL_I,
 535         PD_FDT_I,
 536         PD_SDT_I,
 537         PD_RES_I,
 538         PD_PDT_I,
 539         _PD_RSV_MAX
 540 };
 541 #define PD_MAX_IND (_TOM_RSV_MAX - 1)
 542
 543 static inline int pd_valid(u_int16_t pd)
 544 {
 545         if (pd > 0) {
 546                 if (pd >= F_TLV_PDAT && pd <= F_TLV_REST)
 547                         return 1;
 548         } else
 549                 return 0;
 550 }
 551
 552 static inline int chk_op_type(u_int16_t type, u_int16_t msk, u_int16_t omsk)
 553 {
 554         if (type != F_TLV_PDAT) {
 555                 if (msk & B_KEYIN) {
 556                         if (type != F_TLV_KEYI) {
 557                                 printf
 558                                     ("Based on flags expected KEYINFO TLV!\n");
 559                         }
 560                 } else {
 561                         if (!(msk & omsk)) {
 562                                 printf
 563                                     ("Illegal DATA encoding for type 0x%x programmed %x got %x \n",
 564                                      type, omsk, msk);
 565                         }
 566                 }
 567         }
 568
 569 }
 570
 571 int fdatatlv_print(register const u_char * pptr, register u_int len,
 572                    u_int16_t op_msk, int indent);
 573 int sdatatlv_print(register const u_char * pptr, register u_int len,
 574                    u_int16_t op_msk, int indent);
 575 int pdatatlv_print(register const u_char * pptr, register u_int len,
 576                    u_int16_t op_msk, int indent);
 577 int pkeyitlv_print(register const u_char * pptr, register u_int len,
 578                    u_int16_t op_msk, int indent);
 579
 580 int prestlv_print(register const u_char * pptr, register u_int len,
 581                   u_int16_t op_msk, int indent);
 582 #define F_SELKEY 1
 583
 584 struct res_val {
 585         u_int8_t result;
 586         u_int8_t resv1;
 587         u_int16_t resv2;
 588 };
 589
 590 static struct pdata_ops ForCES_pdata[PD_MAX_IND + 1] = {
 591         [PD_RSV_I] = {0, 0, 0, "Invalid message", NULL},
 592         [PD_SEL_I] = {F_TLV_KEYI, 0, 0, "KEYINFO TLV", pkeyitlv_print},
 593         [PD_FDT_I] = {F_TLV_FULD, 0, B_FULLD, "FULLDATA TLV", fdatatlv_print},
 594         [PD_SDT_I] = {F_TLV_SPAD, 0, B_SPARD, "SPARSEDATA TLV", sdatatlv_print},
 595         [PD_RES_I] = {F_TLV_REST, 0, B_RESTV, "RESULT TLV", prestlv_print},
 596         [PD_PDT_I] =
 597             {F_TLV_PDAT, 0, 0, "Inner PATH-DATA TLV", recpdoptlv_print},
 598 };
 599
 600 static inline struct pdata_ops *get_forces_pd(u_int16_t pd)
 601 {
 602         int i;
 603         for (i = PD_RSV_I + 1; i <= PD_MAX_IND; i++) {
 604                 struct pdata_ops *pdo = &ForCES_pdata[i];
 605                 if (pdo->v == pd)
 606                         return pdo;
 607         }
 608         return &ForCES_pdata[TOM_RSV_I];
 609 }
 610
 611 enum {
 612         E_SUCCESS,
 613         E_INVALID_HEADER,
 614         E_LENGTH_MISMATCH,
 615         E_VERSION_MISMATCH,
 616         E_INVALID_DESTINATION_PID,
 617         E_LFB_UNKNOWN,
 618         E_LFB_NOT_FOUND,
 619         E_LFB_INSTANCE_ID_NOT_FOUND,
 620         E_INVALID_PATH,
 621         E_COMPONENT_DOES_NOT_EXIST,
 622         E_EXISTS,
 623         E_NOT_FOUND,
 624         E_READ_ONLY,
 625         E_INVALID_ARRAY_CREATION,
 626         E_VALUE_OUT_OF_RANGE,
 627         E_CONTENTS_TOO_LONG,
 628         E_INVALID_PARAMETERS,
 629         E_INVALID_MESSAGE_TYPE,
 630         E_INVALID_FLAGS,
 631         E_INVALID_TLV,
 632         E_EVENT_ERROR,
 633         E_NOT_SUPPORTED,
 634         E_MEMORY_ERROR,
 635         E_INTERNAL_ERROR,
 636         // 0x18-0xFE are reserved ..
 637         E_UNSPECIFIED_ERROR = 0XFF
 638 };
 639
 640 struct tok ForCES_errs[] = {
 641         {E_SUCCESS, "SUCCESS"},
 642         {E_INVALID_HEADER, "INVALID HEADER"},
 643         {E_LENGTH_MISMATCH, "LENGTH MISMATCH"},
 644         {E_VERSION_MISMATCH, "VERSION MISMATCH"},
 645         {E_INVALID_DESTINATION_PID, "INVALID DESTINATION PID"},
 646         {E_LFB_UNKNOWN, "LFB UNKNOWN"},
 647         {E_LFB_NOT_FOUND, "LFB NOT FOUND"},
 648         {E_LFB_INSTANCE_ID_NOT_FOUND, "LFB INSTANCE ID NOT FOUND"},
 649         {E_INVALID_PATH, "INVALID PATH"},
 650         {E_COMPONENT_DOES_NOT_EXIST, "COMPONENT DOES NOT EXIST"},
 651         {E_EXISTS, "EXISTS ALREADY"},
 652         {E_NOT_FOUND, "NOT FOUND"},
 653         {E_READ_ONLY, "READ ONLY"},
 654         {E_INVALID_ARRAY_CREATION, "INVALID ARRAY CREATION"},
 655         {E_VALUE_OUT_OF_RANGE, "VALUE OUT OF RANGE"},
 656         {E_CONTENTS_TOO_LONG, "CONTENTS TOO LONG"},
 657         {E_INVALID_PARAMETERS, "INVALID PARAMETERS"},
 658         {E_INVALID_MESSAGE_TYPE, "INVALID MESSAGE TYPE"},
 659         {E_INVALID_FLAGS, "INVALID FLAGS"},
 660         {E_INVALID_TLV, "INVALID TLV"},
 661         {E_EVENT_ERROR, "EVENT ERROR"},
 662         {E_NOT_SUPPORTED, "NOT SUPPORTED"},
 663         {E_MEMORY_ERROR, "MEMORY ERROR"},
 664         {E_INTERNAL_ERROR, "INTERNAL ERROR"},
 665         {E_UNSPECIFIED_ERROR, "UNSPECIFIED ERROR"},
 666         {0, NULL}
 667 };