epan/diam_dict.l

   1 /*
   2  * We don't use input, so don't generate code for it.
   3  */
   4 %option noinput
   5
   6 /*
   7  * We don't use unput, so don't generate code for it.
   8  */
   9 %option nounput
  10
  11 /*
  12  * We don't read from the terminal.
  13  */
  14 %option never-interactive
  15
  16 /*
  17  * The language we're scanning is case-insensitive.
  18  */
  19 %option caseless
  20
  21 /*
  22  * We use start condition stacks.
  23  */
  24 %option stack
  25
  26 /*
  27  * Prefix scanner routines with "DiamDict" rather than "yy", so this scanner
  28  * can coexist with other scanners.
  29  */
  30 %option prefix="DiamDict"
  31
  32 %option outfile="diam_dict.c"
  33
  34 %{
  35         /*
  36          ** diam_dict.h
  37          ** Diameter Dictionary Import Routines
  38          **
  39          ** (c) 2007, Luis E. Garcia Ontanon <luis@ontanon.org>
  40          **
  41          ** This library is free software; you can redistribute it and/or
  42          ** modify it under the terms of the GNU Library General Public
  43          ** License as published by the Free Software Foundation; either
  44          ** version 2 of the License, or (at your option) any later version.
  45          **
  46          ** This library is distributed in the hope that it will be useful,
  47          ** but WITHOUT ANY WARRANTY; without even the implied warranty of
  48          ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  49          ** Library General Public License for more details.
  50          **
  51          ** You should have received a copy of the GNU Library General Public
  52          ** License along with this library; if not, write to the Free Software
  53          ** Foundation, Inc., 51 Franklin Street, Fifth Floor,
  54          ** Boston, MA  02110-1301, USA.
  55          */
  56
  57 #include "config.h"
  58
  59 #include <glib.h>
  60 #include <stdio.h>
  61 #include <string.h>
  62 #include <errno.h>
  63 #include <stdlib.h>
  64 #include <stdarg.h>
  65 #include "diam_dict.h"
  66 #include "diam_dict_lex.h"
  67 #include <epan/to_str.h>
  68 #include <wsutil/file_util.h>
  69
  70 typedef struct entity_t {
  71         char* name;
  72         char* file;
  73         struct entity_t* next;
  74 } entity_t;
  75
  76 #define ATTR_UINT(cont) do { D(("attr_uint " #cont "\t" )); attr_uint = &(cont); yy_push_state(GET_UINT_ATTR); } while(0)
  77 #define ATTR_STR(cont) do { D(("attr_str " #cont "\t" )); attr_str = &(cont); yy_push_state(GET_ATTR); } while(0)
  78 #define IGNORE() do { D(("ignore: %s\t",yytext)); yy_push_state(IGNORE_ATTR); } while(0)
  79
  80 #define D(args) ddict_debug args
  81
  82 #define MAX_INCLUDE_DEPTH 10
  83 #define YY_INPUT(buf,result,max_size) { result = current_yyinput(buf,max_size); }
  84 #define ECHO
  85 #define APPEND(txt,len) append_to_buffer(txt,len)
  86
  87 static entity_t ents;
  88 static YY_BUFFER_STATE include_stack[MAX_INCLUDE_DEPTH];
  89 static int include_stack_ptr = 0;
  90 static size_t (*current_yyinput)(char*,size_t);
  91 static const char* sys_dir;
  92 static ddict_t* dict;
  93 static ddict_application_t* appl;
  94 static ddict_avp_t* avp;
  95 static ddict_enum_t* enumitem;
  96 static ddict_gavp_t* gavp;
  97 static ddict_typedefn_t* typedefn;
  98 static ddict_cmd_t* cmd;
  99 static ddict_vendor_t* vnd;
 100 static ddict_xmlpi_t* xmlpi;
 101
 102 static ddict_application_t* last_appl;
 103 static ddict_avp_t* last_avp;
 104 static ddict_enum_t* last_enumitem;
 105 static ddict_gavp_t* last_gavp;
 106 static ddict_typedefn_t* last_typedefn;
 107 static ddict_cmd_t* last_cmd;
 108 static ddict_vendor_t* last_vnd;
 109 static ddict_xmlpi_t* last_xmlpi;
 110
 111 static char** attr_str;
 112 static unsigned* attr_uint;
 113
 114 static void ddict_debug(const char* fmt, ...) G_GNUC_PRINTF(1, 2);
 115 static void append_to_buffer(const char* txt, unsigned len);
 116 static FILE* ddict_open(const char*, const char*);
 117
 118 %}
 119
 120
 121 xmlpi_start [[:blank:] \r\n]*<\?[[:blank:] \r\n]*
 122 xmlpi_end [[:blank:] \r\n]*\?>[[:blank:] \r\n]*
 123 xmlpi_key_attr [[:blank:] \r\n]*key[[:blank:] \r\n]*=[[:blank:] \r\n]*\042
 124 xmlpi_value_attr [[:blank:] \r\n]*value[[:blank:] \r\n]*=[[:blank:] \r\n]*\042
 125
 126 comment_start [[:blank:] \r\n]*<!--[[:blank:] \r\n]*
 127 comment_end [[:blank:] \r\n]*-->[[:blank:] \r\n]*
 128 open_tag [[:blank:] \r\n]*<[[:blank:] \r\n]*
 129 end_tag [[:blank:] \r\n]*\/>[[:blank:] \r\n]*
 130 close_tag [[:blank:] \r\n]*>[[:blank:] \r\n]*
 131 open_closetag [[:blank:] \r\n]*<\/[[:blank:] \r\n]*
 132 equals [[:blank:] \r\n]*=[[:blank:] \r\n]*
 133 whitespace [[:blank:] \r\n]*
 134 dquoted \042[^\042]*\042
 135
 136 doctype [[:blank:] \r\n]*<!DOCTYPE[^\[]*\[[[:blank:] \r\n]*
 137 doctype_end [[:blank:] \r\n]*\][[:blank:] \r\n]*>[[:blank:] \r\n]*
 138
 139 start_entity [[:blank:] \r\n]*<\!ENTITY[[:blank:] \r\n]*
 140 system [[:blank:] \r\n]*SYSTEM[[:blank:] \r\n]*\042
 141 entityname [a-z0-9-]+
 142 ndquot [^\042]+
 143 end_entity \042[[:blank:] \r\n]*>[[:blank:] \r\n]*
 144
 145 entity \&[a-z0-9-]+;
 146
 147 any .
 148
 149
 150
 151
 152 stop >
 153 stop_end \/>
 154 dquot \042
 155 number [-]?[0-9]*
 156
 157 dictionary_start <dictionary>
 158 dictionary_end <\/dictionary>
 159
 160 base_start <base[^>*]*>
 161 base_end <\/base>
 162
 163 application_start <application
 164 application_end<\/application>
 165
 166 command_start <command
 167 command_end<\/command>
 168
 169 typedefn_start <typedefn
 170
 171 avp_start <avp
 172 avp_end <\/avp>
 173
 174 type_start <type
 175 enum_start <enum
 176
 177 grouped_start <grouped>
 178 grouped_end <\/grouped>
 179
 180 vendor_start <vendor
 181 gavp_start <gavp
 182
 183 ignored_attr [a-z0-9-]+=
 184 ignored_quoted \042[^\042]*\042
 185
 186 name_attr name=\042
 187 id_attr id=\042
 188 code_attr code=\042
 189 vendor_attr vendor-id=\042
 190 typename_attr type-name=\042
 191 typeparent_attr type-parent=\042
 192 description_attr description=\042
 193
 194
 195
 196 %S LOADING LOADING_COMMENT LOADING_XMLPI ENTITY GET_SYSTEM GET_FILE END_ENTITY
 197 %S GET_ATTR GET_UINT_ATTR END_ATTR OUTSIDE IN_DICT IN_APPL IN_AVP APPL_ATTRS IGNORE_ATTR
 198 %S TYPE_ATTRS GAVP_ATTRS ENUM_ATTRS AVP_ATTRS VENDOR_ATTRS COMMAND_ATTRS TYPEDEFN_ATTRS
 199 %S XMLPI_ATTRS XMLPI_GETKEY XMLPI_GETVAL XMLPI_ENDATTR
 200 %%
 201 <LOADING>{doctype} ;
 202 <LOADING>{doctype_end} ;
 203
 204 <LOADING>{comment_start} BEGIN LOADING_COMMENT;
 205 <LOADING_COMMENT>. ;
 206 <LOADING_COMMENT>{comment_end} BEGIN LOADING;
 207
 208 <LOADING>{xmlpi_start} BEGIN LOADING_XMLPI;
 209 <LOADING_XMLPI>{whitespace} ;
 210 <LOADING_XMLPI>{entityname} {
 211         xmlpi = g_new(ddict_xmlpi_t,1);
 212         xmlpi->name = g_strdup(yytext);
 213         xmlpi->key = NULL;
 214         xmlpi->value = NULL;
 215         xmlpi->next = NULL;
 216
 217         if (!dict->xmlpis) last_xmlpi = dict->xmlpis = xmlpi;
 218         else last_xmlpi = last_xmlpi->next = xmlpi;
 219
 220         BEGIN XMLPI_ATTRS;
 221 }
 222
 223 <XMLPI_ATTRS>{xmlpi_key_attr} BEGIN XMLPI_GETKEY;
 224 <XMLPI_GETKEY>{ndquot} { xmlpi->key = strdup(yytext); BEGIN XMLPI_ATTRS; }
 225
 226 <XMLPI_ATTRS>{xmlpi_value_attr} BEGIN XMLPI_GETVAL;
 227 <XMLPI_GETVAL>{ndquot} { xmlpi->value = strdup(yytext); BEGIN XMLPI_ATTRS; }
 228
 229 <XMLPI_ATTRS>.
 230 <XMLPI_ATTRS>{xmlpi_end} BEGIN LOADING;
 231
 232
 233 <LOADING>{start_entity} BEGIN ENTITY;
 234 <ENTITY>{entityname} {
 235         entity_t* e = g_new(entity_t,1);
 236         e->name = strdup(yytext);
 237         e->next = ents.next;
 238         ents.next = e;
 239         BEGIN GET_SYSTEM;
 240         };
 241 <GET_SYSTEM>{system} BEGIN GET_FILE;
 242 <GET_FILE>{ndquot} {
 243                 ents.next->file = strdup(yytext);
 244                 BEGIN END_ENTITY;
 245         }
 246 <END_ENTITY>{end_entity} BEGIN LOADING;
 247
 248 <LOADING>{open_tag} APPEND("<",1);
 249
 250 <LOADING>{close_tag} APPEND(">",1);
 251
 252 <LOADING>{end_tag} APPEND("/>",2);
 253
 254 <LOADING>{open_closetag} APPEND("</",2);
 255
 256 <LOADING>{whitespace} APPEND(" ",1);
 257
 258 <LOADING>{dquoted} APPEND(yytext, (unsigned) yyleng);
 259
 260 <LOADING>{equals} APPEND("=",1);
 261
 262 <LOADING>{any} APPEND(yytext, (unsigned) yyleng);
 263
 264 <LOADING>{entity} {
 265         char* p = ++yytext;
 266         entity_t* e;
 267
 268         while(*p != ';') p++;
 269
 270         *p = '\0';
 271
 272         D(("looking for entity: %s\n",yytext));
 273
 274         if ( include_stack_ptr >= MAX_INCLUDE_DEPTH ) {
 275                 fprintf(stderr, "included files nested to deeply\n");
 276                 yyterminate();
 277         }
 278
 279         for (e = ents.next; e; e = e->next) {
 280                 if (strcmp(e->name,yytext) == 0) {
 281                         yyin = ddict_open(sys_dir,e->file);
 282                         D(("entity: %s filename: %s yyin: %p\n",e->name,e->file,yyin));
 283                         if (!yyin) {
 284                                 if (errno)
 285                                         fprintf(stderr, "Could not open file: '%s', error: %s\n", e->file, g_strerror(errno) );
 286                                 else
 287                                         fprintf(stderr, "Could not open file: '%s', error unknown (errno == 0)\n", e->file );
 288                                 yyterminate();
 289                         } else {
 290                                 include_stack[include_stack_ptr++] = YY_CURRENT_BUFFER;
 291                                 yy_switch_to_buffer(yy_create_buffer( yyin, YY_BUF_SIZE ) );
 292                                 BEGIN LOADING;
 293                         }
 294                         break;
 295                 }
 296         }
 297
 298         if (!e) {
 299                 fprintf(stderr, "Could not find entity: '%s'\n", yytext );
 300                 yyterminate();
 301         }
 302
 303 }
 304
 305 <<EOF>> {
 306         if (!yyin) yyterminate();
 307
 308         fclose(yyin);
 309         D(("closing: %p %i\n",yyin,include_stack_ptr));
 310
 311         if ( --include_stack_ptr < 0 ) {
 312                 D(("DONE READING\n"));
 313                 yyin = NULL;
 314                 yyterminate();
 315         } else {
 316                 yy_delete_buffer( YY_CURRENT_BUFFER );
 317                 yy_switch_to_buffer(include_stack[include_stack_ptr]);
 318                 BEGIN LOADING;
 319         }
 320 }
 321
 322
 323 <GET_ATTR>{ndquot} {
 324         *attr_str = strdup(yytext);
 325         D(("%s\n",yytext));
 326         attr_str = NULL;
 327         BEGIN END_ATTR;
 328 }
 329
 330 <GET_UINT_ATTR>{number} {
 331         *attr_uint = (unsigned) strtoul(yytext,NULL,10);
 332         D(("%s\n",yytext););
 333         attr_uint = NULL;
 334         BEGIN END_ATTR;
 335 }
 336
 337 <END_ATTR>{dquot} {     yy_pop_state(); }
 338
 339 <IGNORE_ATTR>. {
 340         /* XXX: should go?*/
 341         D(("{%s}",yytext));
 342 }
 343
 344 <IGNORE_ATTR>{ignored_quoted} {
 345         D(("=>%s<=\n",yytext));
 346         yy_pop_state();
 347 }
 348
 349 <OUTSIDE>{dictionary_start} {
 350         D(("dictionary_start\n"));
 351
 352         BEGIN IN_DICT;
 353 }
 354
 355 <IN_DICT>{base_start} {
 356         D(("base_start\n"));
 357         BEGIN IN_APPL;
 358 }
 359
 360 <IN_DICT>{application_start} {
 361         D(("application_start\n"));
 362
 363         appl = g_new(ddict_application_t,1);
 364         appl->name = NULL;
 365         appl->code = 0;
 366         appl->next = NULL;
 367
 368         if (!dict->applications) last_appl = dict->applications = appl;
 369         else last_appl = last_appl->next = appl;
 370
 371         BEGIN APPL_ATTRS;
 372 }
 373
 374 <APPL_ATTRS>{name_attr} { ATTR_STR(appl->name); }
 375 <APPL_ATTRS>{id_attr} { ATTR_UINT(appl->code); }
 376
 377 <APPL_ATTRS>{stop} BEGIN IN_APPL;
 378 <APPL_ATTRS>{stop_end} BEGIN IN_DICT;
 379
 380 <IN_APPL>{command_end}                  ;
 381
 382 <IN_APPL>{command_start}                {
 383         D(("command_start\n"));
 384
 385         cmd = g_new(ddict_cmd_t,1);
 386         cmd->name = NULL;
 387         cmd->vendor = NULL;
 388         cmd->code = 0;
 389         cmd->next = NULL;
 390
 391         if (!dict->cmds) last_cmd = dict->cmds = cmd;
 392         else last_cmd = last_cmd->next = cmd;
 393
 394         BEGIN COMMAND_ATTRS;
 395 }
 396
 397 <COMMAND_ATTRS>{name_attr}              { ATTR_STR(cmd->name); }
 398 <COMMAND_ATTRS>{vendor_attr}    { ATTR_STR(cmd->vendor); }
 399 <COMMAND_ATTRS>{code_attr}              { ATTR_UINT(cmd->code); }
 400 <COMMAND_ATTRS>{stop}                   |
 401 <COMMAND_ATTRS>{stop_end}               { BEGIN IN_APPL; }
 402
 403 <IN_APPL>{vendor_start} {
 404         D(("vendor_start\n"));
 405
 406         vnd = g_new(ddict_vendor_t,1);
 407         vnd->name = NULL;
 408         vnd->code = 0;
 409         vnd->next = NULL;
 410
 411         if (!dict->vendors) last_vnd = dict->vendors = vnd;
 412         else last_vnd = last_vnd->next = vnd;
 413
 414         BEGIN VENDOR_ATTRS;
 415 }
 416
 417 <VENDOR_ATTRS>{name_attr}               { ATTR_STR(vnd->desc); }
 418 <VENDOR_ATTRS>{vendor_attr}             { ATTR_STR(vnd->name); }
 419 <VENDOR_ATTRS>{code_attr}               { ATTR_UINT(vnd->code); }
 420 <VENDOR_ATTRS>{stop}                    |
 421 <VENDOR_ATTRS>{stop_end}                { BEGIN IN_APPL; }
 422
 423 <IN_APPL>{typedefn_start} {
 424         D(("typedefn_start\n"));
 425
 426         typedefn = g_new(ddict_typedefn_t,1);
 427         typedefn->name = NULL;
 428         typedefn->parent = NULL;
 429         typedefn->next = NULL;
 430
 431         if (!dict->typedefns) last_typedefn = dict->typedefns = typedefn;
 432         else last_typedefn = last_typedefn->next = typedefn;
 433
 434         BEGIN TYPEDEFN_ATTRS;
 435 }
 436
 437 <TYPEDEFN_ATTRS>{typename_attr}         { ATTR_STR(typedefn->name); }
 438 <TYPEDEFN_ATTRS>{typeparent_attr}       { ATTR_STR(typedefn->parent); }
 439 <TYPEDEFN_ATTRS>{stop}                  |
 440 <TYPEDEFN_ATTRS>{stop_end}              { BEGIN IN_APPL; }
 441
 442
 443 <IN_APPL>{avp_start}    {
 444         D(("avp_start\n"));
 445
 446         avp = g_new(ddict_avp_t,1);
 447         avp->name = NULL;
 448         avp->description = NULL;
 449         avp->vendor = NULL;
 450         avp->code = 0;
 451         avp->type = NULL;
 452         avp->enums = NULL;
 453         avp->gavps = NULL;
 454         avp->next = NULL;
 455
 456         if (! dict->avps ) last_avp = dict->avps = avp;
 457         else last_avp = last_avp->next = avp;
 458
 459         BEGIN AVP_ATTRS;
 460 }
 461
 462 <AVP_ATTRS>{name_attr}                  { ATTR_STR(avp->name); }
 463 <AVP_ATTRS>{description_attr}   { ATTR_STR(avp->description); }
 464 <AVP_ATTRS>{vendor_attr}                { ATTR_STR(avp->vendor); }
 465 <AVP_ATTRS>{code_attr}                  { ATTR_UINT(avp->code); }
 466 <AVP_ATTRS>{stop}                               { BEGIN IN_AVP;  }
 467 <AVP_ATTRS>{stop_end}                   { BEGIN IN_APPL; }
 468
 469
 470 <IN_AVP>{grouped_start} { avp->type = strdup("Grouped"); };
 471 <IN_AVP>{grouped_end} ;
 472
 473 <IN_AVP>{type_start} { BEGIN TYPE_ATTRS; }
 474 <TYPE_ATTRS>{typename_attr}                     { ATTR_STR(avp->type); }
 475
 476 <IN_AVP>{gavp_start} {
 477         D(("gavp_start\n"));
 478
 479         gavp = g_new(ddict_gavp_t,1);
 480         gavp->name = NULL;
 481         gavp->code = 0;
 482         gavp->next = NULL;
 483
 484         if (!avp->gavps) last_gavp = avp->gavps = gavp;
 485         else last_gavp = last_gavp->next = gavp;
 486
 487         BEGIN GAVP_ATTRS;
 488 }
 489
 490
 491 <GAVP_ATTRS>{name_attr}                 { ATTR_STR(gavp->name); }
 492
 493
 494 <IN_AVP>{enum_start} {
 495         D(("enum_start\n"));
 496
 497         enumitem = g_new(ddict_enum_t,1);
 498         enumitem->name = NULL;
 499         enumitem->code = 0;
 500         enumitem->next = NULL;
 501
 502         if (!avp->enums) last_enumitem = avp->enums = enumitem;
 503         else last_enumitem = last_enumitem->next = enumitem;
 504
 505         BEGIN ENUM_ATTRS;
 506 }
 507
 508
 509 <ENUM_ATTRS>{name_attr}                 { ATTR_STR(enumitem->name); }
 510 <ENUM_ATTRS>{code_attr}                 { ATTR_UINT(enumitem->code); }
 511
 512 <TYPE_ATTRS,GAVP_ATTRS,ENUM_ATTRS>{stop}                        { BEGIN IN_AVP; }
 513 <TYPE_ATTRS,GAVP_ATTRS,ENUM_ATTRS>{stop_end}            { BEGIN IN_AVP; }
 514
 515 <IN_AVP>{avp_end} { D(("avp_end")); BEGIN IN_APPL; }
 516
 517 <IN_APPL>{application_end} |
 518 <IN_APPL>{base_end} {
 519         BEGIN IN_DICT;
 520 }
 521
 522 <IN_DICT>{dictionary_end} {
 523         yyterminate();
 524 }
 525
 526 <AVP_ATTRS,ENUM_ATTRS,GAVP_ATTRS,TYPE_ATTRS,TYPEDEFN_ATTRS,VENDOR_ATTRS,APPL_ATTRS,COMMAND_ATTRS>{ignored_attr} IGNORE();
 527
 528 <OUTSIDE>. ;
 529
 530
 531
 532
 533
 534
 535 %%
 536
 537 static int debugging  = 0;
 538
 539 static void ddict_debug(const char* fmt, ...) {
 540         va_list ap;
 541
 542         va_start(ap, fmt);
 543         if (debugging) vfprintf(stderr, fmt, ap);
 544         va_end(ap);
 545
 546         fflush(stderr);
 547 }
 548
 549
 550 static char* strbuf = NULL;
 551 static char* write_ptr = NULL;
 552 static char* read_ptr = NULL;
 553
 554 static unsigned size_strbuf = 8192;
 555 static unsigned len_strbuf = 0;
 556
 557 extern void ddict_unused(void);
 558 void ddict_unused(void) {
 559         yy_top_state();
 560 }
 561
 562 static void append_to_buffer(const char* txt, unsigned len) {
 563
 564         if (strbuf == NULL) {
 565                 read_ptr = write_ptr = strbuf = (char*)g_malloc(size_strbuf);
 566         }
 567
 568         if ( (len_strbuf + len) >= size_strbuf ) {
 569                 read_ptr = strbuf = (char*)g_realloc(strbuf,size_strbuf *= 2);
 570         }
 571
 572         write_ptr = strbuf + len_strbuf;
 573         strncpy(write_ptr,txt,len);
 574         len_strbuf += len;
 575
 576 }
 577
 578 static size_t file_input(char* buf, size_t max) {
 579         size_t read_cnt;
 580
 581         read_cnt = fread(buf,1,max,yyin);
 582
 583         if ( read_cnt == max ) {
 584                 return max;
 585         } else if (read_cnt > 0) {
 586                 return read_cnt;
 587         } else {
 588                 return YY_NULL;
 589         }
 590 }
 591
 592
 593 static size_t string_input(char* buf, size_t max) {
 594         if (read_ptr >= write_ptr ) {
 595                 return YY_NULL;
 596         } else if ( read_ptr + max > write_ptr ) {
 597                 max = write_ptr - read_ptr;
 598         }
 599
 600         memcpy(buf,read_ptr,max);
 601         read_ptr += max;
 602
 603         return max;
 604 }
 605
 606 static FILE* ddict_open(const char* system_directory, const char* filename) {
 607         FILE* fh;
 608         char* fname;
 609         if (system_directory) {
 610                 fname = g_strdup_printf("%s" G_DIR_SEPARATOR_S "%s",
 611                     system_directory,filename);
 612         } else {
 613                 fname = g_strdup(filename);
 614         }
 615
 616         fh = ws_fopen(fname,"r");
 617
 618         D(("fname: %s fh: %p\n",fname,fh));
 619
 620         g_free(fname);
 621
 622
 623         return fh;
 624 }
 625
 626 ddict_t* ddict_scan(const char* system_directory, const char* filename, int dbg) {
 627
 628         debugging = dbg;
 629
 630         sys_dir = system_directory;
 631
 632         yyin = ddict_open(sys_dir,filename);
 633
 634         if (yyin == NULL) {
 635                 D(("unable to open %s\n", filename));
 636                 return NULL;
 637         }
 638
 639         write_ptr = NULL;
 640         read_ptr = NULL;
 641
 642         dict = g_new(ddict_t,1);
 643         dict->applications = NULL;
 644         dict->cmds = NULL;
 645         dict->vendors = NULL;
 646         dict->typedefns = NULL;
 647         dict->avps = NULL;
 648         dict->xmlpis = NULL;
 649
 650         appl = NULL;
 651         avp = NULL;
 652         enumitem = NULL;
 653         gavp = NULL;
 654         typedefn = NULL;
 655         cmd = NULL;
 656         vnd = NULL;
 657         xmlpi = NULL;
 658
 659         last_appl = NULL;
 660         last_avp = NULL;
 661         last_enumitem = NULL;
 662         last_gavp = NULL;
 663         last_typedefn = NULL;
 664         last_cmd = NULL;
 665         last_vnd = NULL;
 666         last_xmlpi = NULL;
 667
 668         ents.next = NULL;
 669         current_yyinput = file_input;
 670         BEGIN LOADING;
 671         yylex();
 672
 673         D(("\n---------------\n%s\n------- %u -------\n",strbuf,len_strbuf));
 674
 675         current_yyinput = string_input;
 676
 677         BEGIN OUTSIDE;
 678         yylex();
 679
 680         g_free(strbuf);
 681         strbuf = NULL;
 682         size_strbuf = 8192;
 683
 684         return dict;
 685 }
 686
 687 void ddict_free(ddict_t* d) {
 688         ddict_application_t *p, *pn;
 689         ddict_vendor_t *v, *vn;
 690         ddict_cmd_t *c, *cn;
 691         ddict_typedefn_t *t, *tn;
 692         ddict_avp_t *a, *an;
 693
 694 #define FREE_NAMEANDOBJ(n) do { if(n->name) g_free(n->name); g_free(n); } while(0)
 695
 696         for (p = d->applications; p; p = pn ) {
 697                 pn = p->next;
 698                 FREE_NAMEANDOBJ(p);
 699         }
 700
 701         for (v = d->vendors; v; v = vn) {
 702                 vn = v->next;
 703                 if (!v->desc)  g_free(v->desc);
 704                 FREE_NAMEANDOBJ(v);
 705         }
 706
 707         for (c = d->cmds; c; c = cn ) {
 708                 cn = c->next;
 709                 FREE_NAMEANDOBJ(c);
 710         }
 711
 712         for (t = d->typedefns; t; t = tn) {
 713                 tn = t->next;
 714                 if (!t->parent)  g_free(t->parent);
 715                 FREE_NAMEANDOBJ(t);
 716         }
 717
 718         for (a = d->avps; a; a = an) {
 719                 ddict_gavp_t* g, *gn;
 720                 ddict_enum_t* e, *en;
 721                 an = a->next;
 722
 723                 for (g = a->gavps; g; g = gn) {
 724                         gn = g->next;
 725                         FREE_NAMEANDOBJ(g);
 726                 }
 727
 728                 for (e = a->enums; e; e = en) {
 729                         en = e->next;
 730                         FREE_NAMEANDOBJ(e);
 731                 }
 732
 733                 if (!a->vendor)  g_free(a->vendor);
 734                 if (!a->type)  g_free(a->type);
 735                 if (!a->description)  g_free(a->description);
 736                 FREE_NAMEANDOBJ(a);
 737         }
 738
 739         g_free(d);
 740 }
 741
 742 void ddict_print(FILE* fh, ddict_t* d) {
 743         ddict_application_t* p;
 744         ddict_vendor_t* v;
 745         ddict_cmd_t* c;
 746         ddict_typedefn_t* t;
 747         ddict_avp_t* a;
 748
 749
 750         for (p = d->applications; p; p = p->next) {
 751                 fprintf(fh,"Application: %s[%u]:\n",
 752                                 p->name ? p->name : "-",
 753                                 p->code);
 754         }
 755
 756         for (v = d->vendors; v; v = v->next) {
 757                 fprintf(fh,"Vendor: %s[%u]:\n",
 758                                 v->name ? v->name : "-",
 759                                 v->code);
 760         }
 761
 762         for (c = d->cmds; c; c = c->next) {
 763                 fprintf(fh,"Command: %s[%u] \n",
 764                                 c->name ? c->name : "-",
 765                                 c->code);
 766         }
 767
 768         for (t = d->typedefns; t; t = t->next) {
 769                 fprintf(fh,"Type: %s -> %s \n",
 770                                 t->name ? t->name : "-",
 771                                 t->parent ? t->parent : "" );
 772         }
 773
 774         for (a = d->avps; a; a = a->next) {
 775                 ddict_gavp_t* g;
 776                 ddict_enum_t* e;
 777                 fprintf(fh,"AVP: %s[%u:%s] %s %s\n",
 778                                 a->name ? a->name : "-",
 779                                 a->code,
 780                                 a->vendor ? a->vendor : "None",
 781                                 a->type ? a->type : "-",
 782                                 a->description ? a->description : "");
 783
 784                 for (g = a->gavps; g; g = g->next) {
 785                         fprintf(fh,"\tGAVP: %s\n",
 786                                         g->name ? g->name : "-" );
 787                 }
 788
 789                 for (e = a->enums; e; e = e->next) {
 790                         fprintf(fh,"\tEnum: %s[%u]\n",
 791                                         e->name ? e->name : "-",
 792                                         e->code);
 793                 }
 794         }
 795 }
 796
 797 /*
 798  * We want to stop processing when we get to the end of the input.
 799  * (%option noyywrap is not used because if used then
 800  * some flex versions (eg: 2.5.35) generate code which causes
 801  * warnings by the Windows VC compiler).
 802  */
 803
 804 int yywrap(void) {
 805     return 1;
 806 }
 807
 808 #ifdef TEST_DIAM_DICT_STANDALONE
 809 int main(int argc, char** argv) {
 810         ddict_t* d;
 811         char* dname = NULL;
 812         char* fname;
 813         int i = 1;
 814
 815         switch (argc) {
 816                 case 3:
 817                         dname = argv[i++];
 818                 case 2:
 819                         fname = argv[i];
 820                         break;
 821                 default:
 822                         fprintf(stderr,"%s: usage [dictionary_dir] dictionary_filename\n",argv[0]);
 823                         return 1;
 824         }
 825
 826         d = ddict_scan(dname,fname,1);
 827         if (d == NULL) {
 828                 fprintf(stderr, "Can't open dictionary\n");
 829                 return 2;
 830         }
 831
 832         ddict_print(stdout, d);
 833
 834         return 0;
 835 }
 836 #endif