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          ** $Id$
  40          **
  41          ** (c) 2007, Luis E. Garcia Ontanon <luis@ontanon.org>
  42          **
  43          ** This library is free software; you can redistribute it and/or
  44          ** modify it under the terms of the GNU Library General Public
  45          ** License as published by the Free Software Foundation; either
  46          ** version 2 of the License, or (at your option) any later version.
  47          **
  48          ** This library is distributed in the hope that it will be useful,
  49          ** but WITHOUT ANY WARRANTY; without even the implied warranty of
  50          ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  51          ** Library General Public License for more details.
  52          **
  53          ** You should have received a copy of the GNU Library General Public
  54          ** License along with this library; if not, write to the Free Software
  55          ** Foundation, Inc., 51 Franklin Street, Fifth Floor,
  56          ** Boston, MA  02110-1301, USA.
  57          */
  58
  59 #include "config.h"
  60
  61 #include <glib.h>
  62 #include <stdio.h>
  63 #include <string.h>
  64 #include <errno.h>
  65 #include <stdlib.h>
  66 #include <stdarg.h>
  67 #include "diam_dict.h"
  68 #include "diam_dict_lex.h"
  69 #include <epan/to_str.h>
  70 #include <wsutil/file_util.h>
  71
  72 typedef struct entity_t {
  73         char* name;
  74         char* file;
  75         struct entity_t* next;
  76 } entity_t;
  77
  78 #define ATTR_UINT(cont) do { D(("attr_uint " #cont "\t" )); attr_uint = &(cont); yy_push_state(GET_UINT_ATTR); } while(0)
  79 #define ATTR_STR(cont) do { D(("attr_str " #cont "\t" )); attr_str = &(cont); yy_push_state(GET_ATTR); } while(0)
  80 #define IGNORE() do { D(("ignore: %s\t",yytext)); yy_push_state(IGNORE_ATTR); } while(0)
  81
  82 #define D(args) ddict_debug args
  83
  84 #define MAX_INCLUDE_DEPTH 10
  85 #define YY_INPUT(buf,result,max_size) { result = current_yyinput(buf,max_size); }
  86 #define ECHO
  87 #define APPEND(txt,len) append_to_buffer(txt,len)
  88
  89 static entity_t ents;
  90 static YY_BUFFER_STATE include_stack[MAX_INCLUDE_DEPTH];
  91 static int include_stack_ptr = 0;
  92 static size_t (*current_yyinput)(char*,size_t);
  93 static const char* sys_dir;
  94 static ddict_t* dict;
  95 static ddict_application_t* appl;
  96 static ddict_avp_t* avp;
  97 static ddict_enum_t* enumitem;
  98 static ddict_gavp_t* gavp;
  99 static ddict_typedefn_t* typedefn;
 100 static ddict_cmd_t* cmd;
 101 static ddict_vendor_t* vnd;
 102 static ddict_xmlpi_t* xmlpi;
 103
 104 static ddict_application_t* last_appl;
 105 static ddict_avp_t* last_avp;
 106 static ddict_enum_t* last_enumitem;
 107 static ddict_gavp_t* last_gavp;
 108 static ddict_typedefn_t* last_typedefn;
 109 static ddict_cmd_t* last_cmd;
 110 static ddict_vendor_t* last_vnd;
 111 static ddict_xmlpi_t* last_xmlpi;
 112
 113 static char** attr_str;
 114 static unsigned* attr_uint;
 115
 116 static void ddict_debug(const char* fmt, ...);
 117 static void append_to_buffer(const char* txt, unsigned len);
 118 static FILE* ddict_open(const char*, const char*);
 119
 120 %}
 121
 122
 123 xmlpi_start [[:blank:] \r\n]*<\?[[:blank:] \r\n]*
 124 xmlpi_end [[:blank:] \r\n]*\?>[[:blank:] \r\n]*
 125 xmlpi_key_attr [[:blank:] \r\n]*key[[:blank:] \r\n]*=[[:blank:] \r\n]*\042
 126 xmlpi_value_attr [[:blank:] \r\n]*value[[:blank:] \r\n]*=[[:blank:] \r\n]*\042
 127
 128 comment_start [[:blank:] \r\n]*<!--[[:blank:] \r\n]*
 129 comment_end [[:blank:] \r\n]*-->[[:blank:] \r\n]*
 130 open_tag [[:blank:] \r\n]*<[[:blank:] \r\n]*
 131 end_tag [[:blank:] \r\n]*\/>[[:blank:] \r\n]*
 132 close_tag [[:blank:] \r\n]*>[[:blank:] \r\n]*
 133 open_closetag [[:blank:] \r\n]*<\/[[:blank:] \r\n]*
 134 equals [[:blank:] \r\n]*=[[:blank:] \r\n]*
 135 whitespace [[:blank:] \r\n]*
 136 dquoted \042[^\042]*\042
 137
 138 doctype [[:blank:] \r\n]*<!DOCTYPE[^\[]*\[[[:blank:] \r\n]*
 139 doctype_end [[:blank:] \r\n]*\][[:blank:] \r\n]*>[[:blank:] \r\n]*
 140
 141 start_entity [[:blank:] \r\n]*<\!ENTITY[[:blank:] \r\n]*
 142 system [[:blank:] \r\n]*SYSTEM[[:blank:] \r\n]*\042
 143 entityname [a-z0-9-]+
 144 ndquot [^\042]+
 145 end_entity \042[[:blank:] \r\n]*>[[:blank:] \r\n]*
 146
 147 entity \&[a-z0-9-]+;
 148
 149 any .
 150
 151
 152
 153
 154 stop >
 155 stop_end \/>
 156 dquot \042
 157 number [-]?[0-9]*
 158
 159 dictionary_start <dictionary>
 160 dictionary_end <\/dictionary>
 161
 162 base_start <base[^>*]*>
 163 base_end <\/base>
 164
 165 application_start <application
 166 application_end<\/application>
 167
 168 command_start <command
 169 command_end<\/command>
 170
 171 typedefn_start <typedefn
 172
 173 avp_start <avp
 174 avp_end <\/avp>
 175
 176 type_start <type
 177 enum_start <enum
 178
 179 grouped_start <grouped>
 180 grouped_end <\/grouped>
 181
 182 vendor_start <vendor
 183 gavp_start <gavp
 184
 185 ignored_attr [a-z0-9-]+=
 186 ignored_quoted \042[^\042]*\042
 187
 188 name_attr name=\042
 189 id_attr id=\042
 190 code_attr code=\042
 191 vendor_attr vendor-id=\042
 192 typename_attr type-name=\042
 193 typeparent_attr type-parent=\042
 194 description_attr description=\042
 195
 196
 197
 198 %S LOADING LOADING_COMMENT LOADING_XMLPI ENTITY GET_SYSTEM GET_FILE END_ENTITY
 199 %S GET_ATTR GET_UINT_ATTR END_ATTR OUTSIDE IN_DICT IN_APPL IN_AVP APPL_ATTRS IGNORE_ATTR
 200 %S TYPE_ATTRS GAVP_ATTRS ENUM_ATTRS AVP_ATTRS VENDOR_ATTRS COMMAND_ATTRS TYPEDEFN_ATTRS
 201 %S XMLPI_ATTRS XMLPI_GETKEY XMLPI_GETVAL XMLPI_ENDATTR
 202 %%
 203 <LOADING>{doctype} ;
 204 <LOADING>{doctype_end} ;
 205
 206 <LOADING>{comment_start} BEGIN LOADING_COMMENT;
 207 <LOADING_COMMENT>. ;
 208 <LOADING_COMMENT>{comment_end} BEGIN LOADING;
 209
 210 <LOADING>{xmlpi_start} BEGIN LOADING_XMLPI;
 211 <LOADING_XMLPI>{whitespace} ;
 212 <LOADING_XMLPI>{entityname} {
 213         xmlpi = g_new(ddict_xmlpi_t,1);
 214         xmlpi->name = g_strdup(yytext);
 215         xmlpi->key = NULL;
 216         xmlpi->value = NULL;
 217         xmlpi->next = NULL;
 218
 219         if (!dict->xmlpis) last_xmlpi = dict->xmlpis = xmlpi;
 220         else last_xmlpi = last_xmlpi->next = xmlpi;
 221
 222         BEGIN XMLPI_ATTRS;
 223 }
 224
 225 <XMLPI_ATTRS>{xmlpi_key_attr} BEGIN XMLPI_GETKEY;
 226 <XMLPI_GETKEY>{ndquot} { xmlpi->key = strdup(yytext); BEGIN XMLPI_ATTRS; }
 227
 228 <XMLPI_ATTRS>{xmlpi_value_attr} BEGIN XMLPI_GETVAL;
 229 <XMLPI_GETVAL>{ndquot} { xmlpi->value = strdup(yytext); BEGIN XMLPI_ATTRS; }
 230
 231 <XMLPI_ATTRS>.
 232 <XMLPI_ATTRS>{xmlpi_end} BEGIN LOADING;
 233
 234
 235 <LOADING>{start_entity} BEGIN ENTITY;
 236 <ENTITY>{entityname} {
 237         entity_t* e = g_new(entity_t,1);
 238         e->name = strdup(yytext);
 239         e->next = ents.next;
 240         ents.next = e;
 241         BEGIN GET_SYSTEM;
 242         };
 243 <GET_SYSTEM>{system} BEGIN GET_FILE;
 244 <GET_FILE>{ndquot} {
 245                 ents.next->file = strdup(yytext);
 246                 BEGIN END_ENTITY;
 247         }
 248 <END_ENTITY>{end_entity} BEGIN LOADING;
 249
 250 <LOADING>{open_tag} APPEND("<",1);
 251
 252 <LOADING>{close_tag} APPEND(">",1);
 253
 254 <LOADING>{end_tag} APPEND("/>",2);
 255
 256 <LOADING>{open_closetag} APPEND("</",2);
 257
 258 <LOADING>{whitespace} APPEND(" ",1);
 259
 260 <LOADING>{dquoted} APPEND(yytext, (unsigned) yyleng);
 261
 262 <LOADING>{equals} APPEND("=",1);
 263
 264 <LOADING>{any} APPEND(yytext, (unsigned) yyleng);
 265
 266 <LOADING>{entity} {
 267         char* p = ++yytext;
 268         entity_t* e;
 269
 270         while(*p != ';') p++;
 271
 272         *p = '\0';
 273
 274         D(("looking for entity: %s\n",yytext));
 275
 276         if ( include_stack_ptr >= MAX_INCLUDE_DEPTH ) {
 277                 fprintf(stderr, "included files nested to deeply\n");
 278                 yyterminate();
 279         }
 280
 281         for (e = ents.next; e; e = e->next) {
 282                 if (strcmp(e->name,yytext) == 0) {
 283                         yyin = ddict_open(sys_dir,e->file);
 284                         D(("entity: %s filename: %s yyin: %p\n",e->name,e->file,yyin));
 285                         if (!yyin) {
 286                                 if (errno)
 287                                         fprintf(stderr, "Could not open file: '%s', error: %s\n", e->file, g_strerror(errno) );
 288                                 else
 289                                         fprintf(stderr, "Could not open file: '%s', error unknown (errno == 0)\n", e->file );
 290                                 yyterminate();
 291                         } else {
 292                                 include_stack[include_stack_ptr++] = YY_CURRENT_BUFFER;
 293                                 yy_switch_to_buffer(yy_create_buffer( yyin, YY_BUF_SIZE ) );
 294                                 BEGIN LOADING;
 295                         }
 296                         break;
 297                 }
 298         }
 299
 300         if (!e) {
 301                 fprintf(stderr, "Could not find entity: '%s'\n", yytext );
 302                 yyterminate();
 303         }
 304
 305 }
 306
 307 <<EOF>> {
 308         if (!yyin) yyterminate();
 309
 310         fclose(yyin);
 311         D(("closing: %p %i\n",yyin,include_stack_ptr));
 312
 313         if ( --include_stack_ptr < 0 ) {
 314                 D(("DONE READING\n"));
 315                 yyin = NULL;
 316                 yyterminate();
 317         } else {
 318                 yy_delete_buffer( YY_CURRENT_BUFFER );
 319                 yy_switch_to_buffer(include_stack[include_stack_ptr]);
 320                 BEGIN LOADING;
 321         }
 322 }
 323
 324
 325 <GET_ATTR>{ndquot} {
 326         *attr_str = strdup(yytext);
 327         D(("%s\n",yytext));
 328         attr_str = NULL;
 329         BEGIN END_ATTR;
 330 }
 331
 332 <GET_UINT_ATTR>{number} {
 333         *attr_uint = (unsigned) strtoul(yytext,NULL,10);
 334         D(("%s\n",yytext););
 335         attr_uint = NULL;
 336         BEGIN END_ATTR;
 337 }
 338
 339 <END_ATTR>{dquot} {     yy_pop_state(); }
 340
 341 <IGNORE_ATTR>. {
 342         /* XXX: should go?*/
 343         D(("{%s}",yytext));
 344 }
 345
 346 <IGNORE_ATTR>{ignored_quoted} {
 347         D(("=>%s<=\n",yytext));
 348         yy_pop_state();
 349 }
 350
 351 <OUTSIDE>{dictionary_start} {
 352         D(("dictionary_start\n"));
 353
 354         BEGIN IN_DICT;
 355 }
 356
 357 <IN_DICT>{base_start} {
 358         D(("base_start\n"));
 359         BEGIN IN_APPL;
 360 }
 361
 362 <IN_DICT>{application_start} {
 363         D(("application_start\n"));
 364
 365         appl = g_new(ddict_application_t,1);
 366         appl->name = NULL;
 367         appl->code = 0;
 368         appl->next = NULL;
 369
 370         if (!dict->applications) last_appl = dict->applications = appl;
 371         else last_appl = last_appl->next = appl;
 372
 373         BEGIN APPL_ATTRS;
 374 }
 375
 376 <APPL_ATTRS>{name_attr} { ATTR_STR(appl->name); }
 377 <APPL_ATTRS>{id_attr} { ATTR_UINT(appl->code); }
 378
 379 <APPL_ATTRS>{stop} BEGIN IN_APPL;
 380 <APPL_ATTRS>{stop_end} BEGIN IN_DICT;
 381
 382 <IN_APPL>{command_end}                  ;
 383
 384 <IN_APPL>{command_start}                {
 385         D(("command_start\n"));
 386
 387         cmd = g_new(ddict_cmd_t,1);
 388         cmd->name = NULL;
 389         cmd->vendor = NULL;
 390         cmd->code = 0;
 391         cmd->next = NULL;
 392
 393         if (!dict->cmds) last_cmd = dict->cmds = cmd;
 394         else last_cmd = last_cmd->next = cmd;
 395
 396         BEGIN COMMAND_ATTRS;
 397 }
 398
 399 <COMMAND_ATTRS>{name_attr}              { ATTR_STR(cmd->name); }
 400 <COMMAND_ATTRS>{vendor_attr}    { ATTR_STR(cmd->vendor); }
 401 <COMMAND_ATTRS>{code_attr}              { ATTR_UINT(cmd->code); }
 402 <COMMAND_ATTRS>{stop}                   |
 403 <COMMAND_ATTRS>{stop_end}               { BEGIN IN_APPL; }
 404
 405 <IN_APPL>{vendor_start} {
 406         D(("vendor_start\n"));
 407
 408         vnd = g_new(ddict_vendor_t,1);
 409         vnd->name = NULL;
 410         vnd->code = 0;
 411         vnd->next = NULL;
 412
 413         if (!dict->vendors) last_vnd = dict->vendors = vnd;
 414         else last_vnd = last_vnd->next = vnd;
 415
 416         BEGIN VENDOR_ATTRS;
 417 }
 418
 419 <VENDOR_ATTRS>{name_attr}               { ATTR_STR(vnd->desc); }
 420 <VENDOR_ATTRS>{vendor_attr}             { ATTR_STR(vnd->name); }
 421 <VENDOR_ATTRS>{code_attr}               { ATTR_UINT(vnd->code); }
 422 <VENDOR_ATTRS>{stop}                    |
 423 <VENDOR_ATTRS>{stop_end}                { BEGIN IN_APPL; }
 424
 425 <IN_APPL>{typedefn_start} {
 426         D(("typedefn_start\n"));
 427
 428         typedefn = g_new(ddict_typedefn_t,1);
 429         typedefn->name = NULL;
 430         typedefn->parent = NULL;
 431         typedefn->next = NULL;
 432
 433         if (!dict->typedefns) last_typedefn = dict->typedefns = typedefn;
 434         else last_typedefn = last_typedefn->next = typedefn;
 435
 436         BEGIN TYPEDEFN_ATTRS;
 437 }
 438
 439 <TYPEDEFN_ATTRS>{typename_attr}         { ATTR_STR(typedefn->name); }
 440 <TYPEDEFN_ATTRS>{typeparent_attr}       { ATTR_STR(typedefn->parent); }
 441 <TYPEDEFN_ATTRS>{stop}                  |
 442 <TYPEDEFN_ATTRS>{stop_end}              { BEGIN IN_APPL; }
 443
 444
 445 <IN_APPL>{avp_start}    {
 446         D(("avp_start\n"));
 447
 448         avp = g_new(ddict_avp_t,1);
 449         avp->name = NULL;
 450         avp->description = NULL;
 451         avp->vendor = NULL;
 452         avp->code = 0;
 453         avp->type = NULL;
 454         avp->enums = NULL;
 455         avp->gavps = NULL;
 456         avp->next = NULL;
 457
 458         if (! dict->avps ) last_avp = dict->avps = avp;
 459         else last_avp = last_avp->next = avp;
 460
 461         BEGIN AVP_ATTRS;
 462 }
 463
 464 <AVP_ATTRS>{name_attr}                  { ATTR_STR(avp->name); }
 465 <AVP_ATTRS>{description_attr}   { ATTR_STR(avp->description); }
 466 <AVP_ATTRS>{vendor_attr}                { ATTR_STR(avp->vendor); }
 467 <AVP_ATTRS>{code_attr}                  { ATTR_UINT(avp->code); }
 468 <AVP_ATTRS>{stop}                               { BEGIN IN_AVP;  }
 469 <AVP_ATTRS>{stop_end}                   { BEGIN IN_APPL; }
 470
 471
 472 <IN_AVP>{grouped_start} { avp->type = strdup("Grouped"); };
 473 <IN_AVP>{grouped_end} ;
 474
 475 <IN_AVP>{type_start} { BEGIN TYPE_ATTRS; }
 476 <TYPE_ATTRS>{typename_attr}                     { ATTR_STR(avp->type); }
 477
 478 <IN_AVP>{gavp_start} {
 479         D(("gavp_start\n"));
 480
 481         gavp = g_new(ddict_gavp_t,1);
 482         gavp->name = NULL;
 483         gavp->code = 0;
 484         gavp->next = NULL;
 485
 486         if (!avp->gavps) last_gavp = avp->gavps = gavp;
 487         else last_gavp = last_gavp->next = gavp;
 488
 489         BEGIN GAVP_ATTRS;
 490 }
 491
 492
 493 <GAVP_ATTRS>{name_attr}                 { ATTR_STR(gavp->name); }
 494
 495
 496 <IN_AVP>{enum_start} {
 497         D(("enum_start\n"));
 498
 499         enumitem = g_new(ddict_enum_t,1);
 500         enumitem->name = NULL;
 501         enumitem->code = 0;
 502         enumitem->next = NULL;
 503
 504         if (!avp->enums) last_enumitem = avp->enums = enumitem;
 505         else last_enumitem = last_enumitem->next = enumitem;
 506
 507         BEGIN ENUM_ATTRS;
 508 }
 509
 510
 511 <ENUM_ATTRS>{name_attr}                 { ATTR_STR(enumitem->name); }
 512 <ENUM_ATTRS>{code_attr}                 { ATTR_UINT(enumitem->code); }
 513
 514 <TYPE_ATTRS,GAVP_ATTRS,ENUM_ATTRS>{stop}                        { BEGIN IN_AVP; }
 515 <TYPE_ATTRS,GAVP_ATTRS,ENUM_ATTRS>{stop_end}            { BEGIN IN_AVP; }
 516
 517 <IN_AVP>{avp_end} { D(("avp_end")); BEGIN IN_APPL; }
 518
 519 <IN_APPL>{application_end} |
 520 <IN_APPL>{base_end} {
 521         BEGIN IN_DICT;
 522 }
 523
 524 <IN_DICT>{dictionary_end} {
 525         yyterminate();
 526 }
 527
 528 <AVP_ATTRS,ENUM_ATTRS,GAVP_ATTRS,TYPE_ATTRS,TYPEDEFN_ATTRS,VENDOR_ATTRS,APPL_ATTRS,COMMAND_ATTRS>{ignored_attr} IGNORE();
 529
 530 <OUTSIDE>. ;
 531
 532
 533
 534
 535
 536
 537 %%
 538
 539 static int debugging  = 0;
 540
 541 static void ddict_debug(const char* fmt, ...) {
 542         va_list ap;
 543
 544         va_start(ap, fmt);
 545         if (debugging) vfprintf(stderr, fmt, ap);
 546         va_end(ap);
 547
 548         fflush(stderr);
 549 }
 550
 551
 552 static char* strbuf = NULL;
 553 static char* write_ptr = NULL;
 554 static char* read_ptr = NULL;
 555
 556 static unsigned size_strbuf = 8192;
 557 static unsigned len_strbuf = 0;
 558
 559 extern void ddict_unused(void);
 560 void ddict_unused(void) {
 561         yy_top_state();
 562 }
 563
 564 static void append_to_buffer(const char* txt, unsigned len) {
 565
 566         if (strbuf == NULL) {
 567                 read_ptr = write_ptr = strbuf = (char*)g_malloc(size_strbuf);
 568         }
 569
 570         if ( (len_strbuf + len) >= size_strbuf ) {
 571                 read_ptr = strbuf = (char*)g_realloc(strbuf,size_strbuf *= 2);
 572         }
 573
 574         write_ptr = strbuf + len_strbuf;
 575         strncpy(write_ptr,txt,len);
 576         len_strbuf += len;
 577
 578 }
 579
 580 static size_t file_input(char* buf, size_t max) {
 581         size_t read_cnt;
 582
 583         read_cnt = fread(buf,1,max,yyin);
 584
 585         if ( read_cnt == max ) {
 586                 return max;
 587         } else if (read_cnt > 0) {
 588                 return read_cnt;
 589         } else {
 590                 return YY_NULL;
 591         }
 592 }
 593
 594
 595 static size_t string_input(char* buf, size_t max) {
 596         if (read_ptr >= write_ptr ) {
 597                 return YY_NULL;
 598         } else if ( read_ptr + max > write_ptr ) {
 599                 max = write_ptr - read_ptr;
 600         }
 601
 602         memcpy(buf,read_ptr,max);
 603         read_ptr += max;
 604
 605         return max;
 606 }
 607
 608 static FILE* ddict_open(const char* system_directory, const char* filename) {
 609         FILE* fh;
 610         char* fname;
 611         if (system_directory) {
 612                 fname = g_strdup_printf("%s" G_DIR_SEPARATOR_S "%s",
 613                     system_directory,filename);
 614         } else {
 615                 fname = g_strdup(filename);
 616         }
 617
 618         fh = ws_fopen(fname,"r");
 619
 620         D(("fname: %s fh: %p\n",fname,fh));
 621
 622         g_free(fname);
 623
 624
 625         return fh;
 626 }
 627
 628 ddict_t* ddict_scan(const char* system_directory, const char* filename, int dbg) {
 629
 630         debugging = dbg;
 631
 632         sys_dir = system_directory;
 633
 634         yyin = ddict_open(sys_dir,filename);
 635
 636         if (yyin == NULL) {
 637                 D(("unable to open %s\n", filename));
 638                 return NULL;
 639         }
 640
 641         write_ptr = NULL;
 642         read_ptr = NULL;
 643
 644         dict = g_new(ddict_t,1);
 645         dict->applications = NULL;
 646         dict->cmds = NULL;
 647         dict->vendors = NULL;
 648         dict->typedefns = NULL;
 649         dict->avps = NULL;
 650         dict->xmlpis = NULL;
 651
 652         appl = NULL;
 653         avp = NULL;
 654         enumitem = NULL;
 655         gavp = NULL;
 656         typedefn = NULL;
 657         cmd = NULL;
 658         vnd = NULL;
 659         xmlpi = NULL;
 660
 661         last_appl = NULL;
 662         last_avp = NULL;
 663         last_enumitem = NULL;
 664         last_gavp = NULL;
 665         last_typedefn = NULL;
 666         last_cmd = NULL;
 667         last_vnd = NULL;
 668         last_xmlpi = NULL;
 669
 670         ents.next = NULL;
 671         current_yyinput = file_input;
 672         BEGIN LOADING;
 673         yylex();
 674
 675         D(("\n---------------\n%s\n------- %u -------\n",strbuf,len_strbuf));
 676
 677         current_yyinput = string_input;
 678
 679         BEGIN OUTSIDE;
 680         yylex();
 681
 682         g_free(strbuf);
 683         strbuf = NULL;
 684         size_strbuf = 8192;
 685
 686         return dict;
 687 }
 688
 689 void ddict_free(ddict_t* d) {
 690         ddict_application_t *p, *pn;
 691         ddict_vendor_t *v, *vn;
 692         ddict_cmd_t *c, *cn;
 693         ddict_typedefn_t *t, *tn;
 694         ddict_avp_t *a, *an;
 695
 696 #define FREE_NAMEANDOBJ(n) do { if(n->name) g_free(n->name); g_free(n); } while(0)
 697
 698         for (p = d->applications; p; p = pn ) {
 699                 pn = p->next;
 700                 FREE_NAMEANDOBJ(p);
 701         }
 702
 703         for (v = d->vendors; v; v = vn) {
 704                 vn = v->next;
 705                 if (!v->desc)  g_free(v->desc);
 706                 FREE_NAMEANDOBJ(v);
 707         }
 708
 709         for (c = d->cmds; c; c = cn ) {
 710                 cn = c->next;
 711                 FREE_NAMEANDOBJ(c);
 712         }
 713
 714         for (t = d->typedefns; t; t = tn) {
 715                 tn = t->next;
 716                 if (!t->parent)  g_free(t->parent);
 717                 FREE_NAMEANDOBJ(t);
 718         }
 719
 720         for (a = d->avps; a; a = an) {
 721                 ddict_gavp_t* g, *gn;
 722                 ddict_enum_t* e, *en;
 723                 an = a->next;
 724
 725                 for (g = a->gavps; g; g = gn) {
 726                         gn = g->next;
 727                         FREE_NAMEANDOBJ(g);
 728                 }
 729
 730                 for (e = a->enums; e; e = en) {
 731                         en = e->next;
 732                         FREE_NAMEANDOBJ(e);
 733                 }
 734
 735                 if (!a->vendor)  g_free(a->vendor);
 736                 if (!a->type)  g_free(a->type);
 737                 if (!a->description)  g_free(a->description);
 738                 FREE_NAMEANDOBJ(a);
 739         }
 740
 741         g_free(d);
 742 }
 743
 744 void ddict_print(FILE* fh, ddict_t* d) {
 745         ddict_application_t* p;
 746         ddict_vendor_t* v;
 747         ddict_cmd_t* c;
 748         ddict_typedefn_t* t;
 749         ddict_avp_t* a;
 750
 751
 752         for (p = d->applications; p; p = p->next) {
 753                 fprintf(fh,"Application: %s[%u]:\n",
 754                                 p->name ? p->name : "-",
 755                                 p->code);
 756         }
 757
 758         for (v = d->vendors; v; v = v->next) {
 759                 fprintf(fh,"Vendor: %s[%u]:\n",
 760                                 v->name ? v->name : "-",
 761                                 v->code);
 762         }
 763
 764         for (c = d->cmds; c; c = c->next) {
 765                 fprintf(fh,"Command: %s[%u] \n",
 766                                 c->name ? c->name : "-",
 767                                 c->code);
 768         }
 769
 770         for (t = d->typedefns; t; t = t->next) {
 771                 fprintf(fh,"Type: %s -> %s \n",
 772                                 t->name ? t->name : "-",
 773                                 t->parent ? t->parent : "" );
 774         }
 775
 776         for (a = d->avps; a; a = a->next) {
 777                 ddict_gavp_t* g;
 778                 ddict_enum_t* e;
 779                 fprintf(fh,"AVP: %s[%u:%s] %s %s\n",
 780                                 a->name ? a->name : "-",
 781                                 a->code,
 782                                 a->vendor ? a->vendor : "None",
 783                                 a->type ? a->type : "-",
 784                                 a->description ? a->description : "");
 785
 786                 for (g = a->gavps; g; g = g->next) {
 787                         fprintf(fh,"\tGAVP: %s\n",
 788                                         g->name ? g->name : "-" );
 789                 }
 790
 791                 for (e = a->enums; e; e = e->next) {
 792                         fprintf(fh,"\tEnum: %s[%u]\n",
 793                                         e->name ? e->name : "-",
 794                                         e->code);
 795                 }
 796         }
 797 }
 798
 799 /*
 800  * We want to stop processing when we get to the end of the input.
 801  * (%option noyywrap is not used because if used then
 802  * some flex versions (eg: 2.5.35) generate code which causes
 803  * warnings by the Windows VC compiler).
 804  */
 805
 806 int yywrap(void) {
 807     return 1;
 808 }
 809
 810 #ifdef TEST_DIAM_DICT_STANDALONE
 811 int main(int argc, char** argv) {
 812         ddict_t* d;
 813         char* dname = NULL;
 814         char* fname;
 815         int i = 1;
 816
 817         switch (argc) {
 818                 case 3:
 819                         dname = argv[i++];
 820                 case 2:
 821                         fname = argv[i];
 822                         break;
 823                 default:
 824                         fprintf(stderr,"%s: usage [dictionary_dir] dictionary_filename\n",argv[0]);
 825                         return 1;
 826         }
 827
 828         d = ddict_scan(dname,fname,1);
 829         if (d == NULL) {
 830                 fprintf(stderr, "Can't open dictionary\n");
 831                 return 2;
 832         }
 833
 834         ddict_print(stdout, d);
 835
 836         return 0;
 837 }
 838 #endif