Coverage Report

Created: 2023-03-26 07:38

/src/yara/libyara/hex_grammar.c
Line
Count
Source (jump to first uncovered line)
1
/* A Bison parser, made by GNU Bison 3.8.2.  */
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3
/* Bison implementation for Yacc-like parsers in C
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   Copyright (C) 1984, 1989-1990, 2000-2015, 2018-2021 Free Software Foundation,
6
   Inc.
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8
   This program is free software: you can redistribute it and/or modify
9
   it under the terms of the GNU General Public License as published by
10
   the Free Software Foundation, either version 3 of the License, or
11
   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
14
   but WITHOUT ANY WARRANTY; without even the implied warranty of
15
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16
   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
19
   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
20
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/* As a special exception, you may create a larger work that contains
22
   part or all of the Bison parser skeleton and distribute that work
23
   under terms of your choice, so long as that work isn't itself a
24
   parser generator using the skeleton or a modified version thereof
25
   as a parser skeleton.  Alternatively, if you modify or redistribute
26
   the parser skeleton itself, you may (at your option) remove this
27
   special exception, which will cause the skeleton and the resulting
28
   Bison output files to be licensed under the GNU General Public
29
   License without this special exception.
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   This special exception was added by the Free Software Foundation in
32
   version 2.2 of Bison.  */
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/* C LALR(1) parser skeleton written by Richard Stallman, by
35
   simplifying the original so-called "semantic" parser.  */
36
37
/* DO NOT RELY ON FEATURES THAT ARE NOT DOCUMENTED in the manual,
38
   especially those whose name start with YY_ or yy_.  They are
39
   private implementation details that can be changed or removed.  */
40
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/* All symbols defined below should begin with yy or YY, to avoid
42
   infringing on user name space.  This should be done even for local
43
   variables, as they might otherwise be expanded by user macros.
44
   There are some unavoidable exceptions within include files to
45
   define necessary library symbols; they are noted "INFRINGES ON
46
   USER NAME SPACE" below.  */
47
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/* Identify Bison output, and Bison version.  */
49
#define YYBISON 30802
50
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/* Bison version string.  */
52
#define YYBISON_VERSION "3.8.2"
53
54
/* Skeleton name.  */
55
#define YYSKELETON_NAME "yacc.c"
56
57
/* Pure parsers.  */
58
#define YYPURE 1
59
60
/* Push parsers.  */
61
#define YYPUSH 0
62
63
/* Pull parsers.  */
64
#define YYPULL 1
65
66
67
/* Substitute the variable and function names.  */
68
#define yyparse         hex_yyparse
69
#define yylex           hex_yylex
70
#define yyerror         hex_yyerror
71
#define yydebug         hex_yydebug
72
#define yynerrs         hex_yynerrs
73
74
/* First part of user prologue.  */
75
#line 30 "hex_grammar.y"
76
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#include <string.h>
79
#include <limits.h>
80
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#include <yara/integers.h>
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#include <yara/utils.h>
83
#include <yara/hex_lexer.h>
84
#include <yara/limits.h>
85
#include <yara/mem.h>
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#include <yara/error.h>
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#define STR_EXPAND(tok) #tok
90
#define STR(tok) STR_EXPAND(tok)
91
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#define YYERROR_VERBOSE
93
94
#define YYMALLOC yr_malloc
95
0
#define YYFREE yr_free
96
97
#define mark_as_not_fast_regexp() \
98
0
    ((RE_AST*) yyget_extra(yyscanner))->flags &= ~RE_FLAGS_FAST_REGEXP
99
100
#define fail_if(x, error) \
101
0
    if (x) \
102
0
    { \
103
0
      lex_env->last_error = error; \
104
0
      YYABORT; \
105
0
    } \
106
107
#define destroy_node_if(x, node) \
108
0
    if (x) \
109
0
    { \
110
0
      yr_re_node_destroy(node); \
111
0
    } \
112
113
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#line 115 "hex_grammar.c"
115
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# ifndef YY_CAST
117
#  ifdef __cplusplus
118
#   define YY_CAST(Type, Val) static_cast<Type> (Val)
119
#   define YY_REINTERPRET_CAST(Type, Val) reinterpret_cast<Type> (Val)
120
#  else
121
0
#   define YY_CAST(Type, Val) ((Type) (Val))
122
#   define YY_REINTERPRET_CAST(Type, Val) ((Type) (Val))
123
#  endif
124
# endif
125
# ifndef YY_NULLPTR
126
#  if defined __cplusplus
127
#   if 201103L <= __cplusplus
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#    define YY_NULLPTR nullptr
129
#   else
130
#    define YY_NULLPTR 0
131
#   endif
132
#  else
133
#   define YY_NULLPTR ((void*)0)
134
#  endif
135
# endif
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/* Use api.header.include to #include this header
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   instead of duplicating it here.  */
139
#ifndef YY_HEX_YY_HEX_GRAMMAR_H_INCLUDED
140
# define YY_HEX_YY_HEX_GRAMMAR_H_INCLUDED
141
/* Debug traces.  */
142
#ifndef YYDEBUG
143
# define YYDEBUG 0
144
#endif
145
#if YYDEBUG
146
extern int hex_yydebug;
147
#endif
148
149
/* Token kinds.  */
150
#ifndef YYTOKENTYPE
151
# define YYTOKENTYPE
152
  enum yytokentype
153
  {
154
    YYEMPTY = -2,
155
    YYEOF = 0,                     /* "end of file"  */
156
    YYerror = 256,                 /* error  */
157
    YYUNDEF = 257,                 /* "invalid token"  */
158
    _BYTE_ = 258,                  /* _BYTE_  */
159
    _MASKED_BYTE_ = 259,           /* _MASKED_BYTE_  */
160
    _NOT_BYTE_ = 260,              /* _NOT_BYTE_  */
161
    _MASKED_NOT_BYTE_ = 261,       /* _MASKED_NOT_BYTE_  */
162
    _NUMBER_ = 262                 /* _NUMBER_  */
163
  };
164
  typedef enum yytokentype yytoken_kind_t;
165
#endif
166
/* Token kinds.  */
167
#define YYEMPTY -2
168
#define YYEOF 0
169
#define YYerror 256
170
#define YYUNDEF 257
171
#define _BYTE_ 258
172
#define _MASKED_BYTE_ 259
173
#define _NOT_BYTE_ 260
174
#define _MASKED_NOT_BYTE_ 261
175
#define _NUMBER_ 262
176
177
/* Value type.  */
178
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
179
union YYSTYPE
180
{
181
#line 78 "hex_grammar.y"
182
183
  int64_t integer;
184
  RE_NODE *re_node;
185
186
#line 187 "hex_grammar.c"
187
188
};
189
typedef union YYSTYPE YYSTYPE;
190
# define YYSTYPE_IS_TRIVIAL 1
191
# define YYSTYPE_IS_DECLARED 1
192
#endif
193
194
195
196
197
int hex_yyparse (void *yyscanner, HEX_LEX_ENVIRONMENT *lex_env);
198
199
200
#endif /* !YY_HEX_YY_HEX_GRAMMAR_H_INCLUDED  */
201
/* Symbol kind.  */
202
enum yysymbol_kind_t
203
{
204
  YYSYMBOL_YYEMPTY = -2,
205
  YYSYMBOL_YYEOF = 0,                      /* "end of file"  */
206
  YYSYMBOL_YYerror = 1,                    /* error  */
207
  YYSYMBOL_YYUNDEF = 2,                    /* "invalid token"  */
208
  YYSYMBOL__BYTE_ = 3,                     /* _BYTE_  */
209
  YYSYMBOL__MASKED_BYTE_ = 4,              /* _MASKED_BYTE_  */
210
  YYSYMBOL__NOT_BYTE_ = 5,                 /* _NOT_BYTE_  */
211
  YYSYMBOL__MASKED_NOT_BYTE_ = 6,          /* _MASKED_NOT_BYTE_  */
212
  YYSYMBOL__NUMBER_ = 7,                   /* _NUMBER_  */
213
  YYSYMBOL_8_ = 8,                         /* '{'  */
214
  YYSYMBOL_9_ = 9,                         /* '}'  */
215
  YYSYMBOL_10_ = 10,                       /* '('  */
216
  YYSYMBOL_11_ = 11,                       /* ')'  */
217
  YYSYMBOL_12_ = 12,                       /* '['  */
218
  YYSYMBOL_13_ = 13,                       /* ']'  */
219
  YYSYMBOL_14_ = 14,                       /* '-'  */
220
  YYSYMBOL_15_ = 15,                       /* '|'  */
221
  YYSYMBOL_YYACCEPT = 16,                  /* $accept  */
222
  YYSYMBOL_hex_string = 17,                /* hex_string  */
223
  YYSYMBOL_tokens = 18,                    /* tokens  */
224
  YYSYMBOL_token_sequence = 19,            /* token_sequence  */
225
  YYSYMBOL_token_or_range = 20,            /* token_or_range  */
226
  YYSYMBOL_token = 21,                     /* token  */
227
  YYSYMBOL_22_1 = 22,                      /* $@1  */
228
  YYSYMBOL_range = 23,                     /* range  */
229
  YYSYMBOL_alternatives = 24,              /* alternatives  */
230
  YYSYMBOL_byte = 25                       /* byte  */
231
};
232
typedef enum yysymbol_kind_t yysymbol_kind_t;
233
234
235
236
237
#ifdef short
238
# undef short
239
#endif
240
241
/* On compilers that do not define __PTRDIFF_MAX__ etc., make sure
242
   <limits.h> and (if available) <stdint.h> are included
243
   so that the code can choose integer types of a good width.  */
244
245
#ifndef __PTRDIFF_MAX__
246
# include <limits.h> /* INFRINGES ON USER NAME SPACE */
247
# if defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__
248
#  include <stdint.h> /* INFRINGES ON USER NAME SPACE */
249
#  define YY_STDINT_H
250
# endif
251
#endif
252
253
/* Narrow types that promote to a signed type and that can represent a
254
   signed or unsigned integer of at least N bits.  In tables they can
255
   save space and decrease cache pressure.  Promoting to a signed type
256
   helps avoid bugs in integer arithmetic.  */
257
258
#ifdef __INT_LEAST8_MAX__
259
typedef __INT_LEAST8_TYPE__ yytype_int8;
260
#elif defined YY_STDINT_H
261
typedef int_least8_t yytype_int8;
262
#else
263
typedef signed char yytype_int8;
264
#endif
265
266
#ifdef __INT_LEAST16_MAX__
267
typedef __INT_LEAST16_TYPE__ yytype_int16;
268
#elif defined YY_STDINT_H
269
typedef int_least16_t yytype_int16;
270
#else
271
typedef short yytype_int16;
272
#endif
273
274
/* Work around bug in HP-UX 11.23, which defines these macros
275
   incorrectly for preprocessor constants.  This workaround can likely
276
   be removed in 2023, as HPE has promised support for HP-UX 11.23
277
   (aka HP-UX 11i v2) only through the end of 2022; see Table 2 of
278
   <https://h20195.www2.hpe.com/V2/getpdf.aspx/4AA4-7673ENW.pdf>.  */
279
#ifdef __hpux
280
# undef UINT_LEAST8_MAX
281
# undef UINT_LEAST16_MAX
282
# define UINT_LEAST8_MAX 255
283
# define UINT_LEAST16_MAX 65535
284
#endif
285
286
#if defined __UINT_LEAST8_MAX__ && __UINT_LEAST8_MAX__ <= __INT_MAX__
287
typedef __UINT_LEAST8_TYPE__ yytype_uint8;
288
#elif (!defined __UINT_LEAST8_MAX__ && defined YY_STDINT_H \
289
       && UINT_LEAST8_MAX <= INT_MAX)
290
typedef uint_least8_t yytype_uint8;
291
#elif !defined __UINT_LEAST8_MAX__ && UCHAR_MAX <= INT_MAX
292
typedef unsigned char yytype_uint8;
293
#else
294
typedef short yytype_uint8;
295
#endif
296
297
#if defined __UINT_LEAST16_MAX__ && __UINT_LEAST16_MAX__ <= __INT_MAX__
298
typedef __UINT_LEAST16_TYPE__ yytype_uint16;
299
#elif (!defined __UINT_LEAST16_MAX__ && defined YY_STDINT_H \
300
       && UINT_LEAST16_MAX <= INT_MAX)
301
typedef uint_least16_t yytype_uint16;
302
#elif !defined __UINT_LEAST16_MAX__ && USHRT_MAX <= INT_MAX
303
typedef unsigned short yytype_uint16;
304
#else
305
typedef int yytype_uint16;
306
#endif
307
308
#ifndef YYPTRDIFF_T
309
# if defined __PTRDIFF_TYPE__ && defined __PTRDIFF_MAX__
310
0
#  define YYPTRDIFF_T __PTRDIFF_TYPE__
311
#  define YYPTRDIFF_MAXIMUM __PTRDIFF_MAX__
312
# elif defined PTRDIFF_MAX
313
#  ifndef ptrdiff_t
314
#   include <stddef.h> /* INFRINGES ON USER NAME SPACE */
315
#  endif
316
#  define YYPTRDIFF_T ptrdiff_t
317
#  define YYPTRDIFF_MAXIMUM PTRDIFF_MAX
318
# else
319
#  define YYPTRDIFF_T long
320
#  define YYPTRDIFF_MAXIMUM LONG_MAX
321
# endif
322
#endif
323
324
#ifndef YYSIZE_T
325
# ifdef __SIZE_TYPE__
326
#  define YYSIZE_T __SIZE_TYPE__
327
# elif defined size_t
328
#  define YYSIZE_T size_t
329
# elif defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__
330
#  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
331
#  define YYSIZE_T size_t
332
# else
333
#  define YYSIZE_T unsigned
334
# endif
335
#endif
336
337
#define YYSIZE_MAXIMUM                                  \
338
  YY_CAST (YYPTRDIFF_T,                                 \
339
           (YYPTRDIFF_MAXIMUM < YY_CAST (YYSIZE_T, -1)  \
340
            ? YYPTRDIFF_MAXIMUM                         \
341
            : YY_CAST (YYSIZE_T, -1)))
342
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0
#define YYSIZEOF(X) YY_CAST (YYPTRDIFF_T, sizeof (X))
344
345
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/* Stored state numbers (used for stacks). */
347
typedef yytype_int8 yy_state_t;
348
349
/* State numbers in computations.  */
350
typedef int yy_state_fast_t;
351
352
#ifndef YY_
353
# if defined YYENABLE_NLS && YYENABLE_NLS
354
#  if ENABLE_NLS
355
#   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
356
#   define YY_(Msgid) dgettext ("bison-runtime", Msgid)
357
#  endif
358
# endif
359
# ifndef YY_
360
0
#  define YY_(Msgid) Msgid
361
# endif
362
#endif
363
364
365
#ifndef YY_ATTRIBUTE_PURE
366
# if defined __GNUC__ && 2 < __GNUC__ + (96 <= __GNUC_MINOR__)
367
#  define YY_ATTRIBUTE_PURE __attribute__ ((__pure__))
368
# else
369
#  define YY_ATTRIBUTE_PURE
370
# endif
371
#endif
372
373
#ifndef YY_ATTRIBUTE_UNUSED
374
# if defined __GNUC__ && 2 < __GNUC__ + (7 <= __GNUC_MINOR__)
375
#  define YY_ATTRIBUTE_UNUSED __attribute__ ((__unused__))
376
# else
377
#  define YY_ATTRIBUTE_UNUSED
378
# endif
379
#endif
380
381
/* Suppress unused-variable warnings by "using" E.  */
382
#if ! defined lint || defined __GNUC__
383
0
# define YY_USE(E) ((void) (E))
384
#else
385
# define YY_USE(E) /* empty */
386
#endif
387
388
/* Suppress an incorrect diagnostic about yylval being uninitialized.  */
389
#if defined __GNUC__ && ! defined __ICC && 406 <= __GNUC__ * 100 + __GNUC_MINOR__
390
# if __GNUC__ * 100 + __GNUC_MINOR__ < 407
391
#  define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN                           \
392
    _Pragma ("GCC diagnostic push")                                     \
393
    _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")
394
# else
395
#  define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN                           \
396
    _Pragma ("GCC diagnostic push")                                     \
397
    _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")              \
398
    _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")
399
# endif
400
# define YY_IGNORE_MAYBE_UNINITIALIZED_END      \
401
    _Pragma ("GCC diagnostic pop")
402
#else
403
0
# define YY_INITIAL_VALUE(Value) Value
404
#endif
405
#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
406
# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
407
# define YY_IGNORE_MAYBE_UNINITIALIZED_END
408
#endif
409
#ifndef YY_INITIAL_VALUE
410
# define YY_INITIAL_VALUE(Value) /* Nothing. */
411
#endif
412
413
#if defined __cplusplus && defined __GNUC__ && ! defined __ICC && 6 <= __GNUC__
414
# define YY_IGNORE_USELESS_CAST_BEGIN                          \
415
    _Pragma ("GCC diagnostic push")                            \
416
    _Pragma ("GCC diagnostic ignored \"-Wuseless-cast\"")
417
# define YY_IGNORE_USELESS_CAST_END            \
418
    _Pragma ("GCC diagnostic pop")
419
#endif
420
#ifndef YY_IGNORE_USELESS_CAST_BEGIN
421
# define YY_IGNORE_USELESS_CAST_BEGIN
422
# define YY_IGNORE_USELESS_CAST_END
423
#endif
424
425
426
0
#define YY_ASSERT(E) ((void) (0 && (E)))
427
428
#if !defined yyoverflow
429
430
/* The parser invokes alloca or malloc; define the necessary symbols.  */
431
432
# ifdef YYSTACK_USE_ALLOCA
433
#  if YYSTACK_USE_ALLOCA
434
#   ifdef __GNUC__
435
#    define YYSTACK_ALLOC __builtin_alloca
436
#   elif defined __BUILTIN_VA_ARG_INCR
437
#    include <alloca.h> /* INFRINGES ON USER NAME SPACE */
438
#   elif defined _AIX
439
#    define YYSTACK_ALLOC __alloca
440
#   elif defined _MSC_VER
441
#    include <malloc.h> /* INFRINGES ON USER NAME SPACE */
442
#    define alloca _alloca
443
#   else
444
#    define YYSTACK_ALLOC alloca
445
#    if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS
446
#     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
447
      /* Use EXIT_SUCCESS as a witness for stdlib.h.  */
448
#     ifndef EXIT_SUCCESS
449
#      define EXIT_SUCCESS 0
450
#     endif
451
#    endif
452
#   endif
453
#  endif
454
# endif
455
456
# ifdef YYSTACK_ALLOC
457
   /* Pacify GCC's 'empty if-body' warning.  */
458
#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
459
#  ifndef YYSTACK_ALLOC_MAXIMUM
460
    /* The OS might guarantee only one guard page at the bottom of the stack,
461
       and a page size can be as small as 4096 bytes.  So we cannot safely
462
       invoke alloca (N) if N exceeds 4096.  Use a slightly smaller number
463
       to allow for a few compiler-allocated temporary stack slots.  */
464
#   define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
465
#  endif
466
# else
467
#  define YYSTACK_ALLOC YYMALLOC
468
0
#  define YYSTACK_FREE YYFREE
469
#  ifndef YYSTACK_ALLOC_MAXIMUM
470
#   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
471
#  endif
472
#  if (defined __cplusplus && ! defined EXIT_SUCCESS \
473
       && ! ((defined YYMALLOC || defined malloc) \
474
             && (defined YYFREE || defined free)))
475
#   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
476
#   ifndef EXIT_SUCCESS
477
#    define EXIT_SUCCESS 0
478
#   endif
479
#  endif
480
#  ifndef YYMALLOC
481
#   define YYMALLOC malloc
482
#   if ! defined malloc && ! defined EXIT_SUCCESS
483
void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
484
#   endif
485
#  endif
486
#  ifndef YYFREE
487
#   define YYFREE free
488
#   if ! defined free && ! defined EXIT_SUCCESS
489
void free (void *); /* INFRINGES ON USER NAME SPACE */
490
#   endif
491
#  endif
492
# endif
493
#endif /* !defined yyoverflow */
494
495
#if (! defined yyoverflow \
496
     && (! defined __cplusplus \
497
         || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
498
499
/* A type that is properly aligned for any stack member.  */
500
union yyalloc
501
{
502
  yy_state_t yyss_alloc;
503
  YYSTYPE yyvs_alloc;
504
};
505
506
/* The size of the maximum gap between one aligned stack and the next.  */
507
0
# define YYSTACK_GAP_MAXIMUM (YYSIZEOF (union yyalloc) - 1)
508
509
/* The size of an array large to enough to hold all stacks, each with
510
   N elements.  */
511
# define YYSTACK_BYTES(N) \
512
     ((N) * (YYSIZEOF (yy_state_t) + YYSIZEOF (YYSTYPE)) \
513
      + YYSTACK_GAP_MAXIMUM)
514
515
# define YYCOPY_NEEDED 1
516
517
/* Relocate STACK from its old location to the new one.  The
518
   local variables YYSIZE and YYSTACKSIZE give the old and new number of
519
   elements in the stack, and YYPTR gives the new location of the
520
   stack.  Advance YYPTR to a properly aligned location for the next
521
   stack.  */
522
# define YYSTACK_RELOCATE(Stack_alloc, Stack)                           \
523
0
    do                                                                  \
524
0
      {                                                                 \
525
0
        YYPTRDIFF_T yynewbytes;                                         \
526
0
        YYCOPY (&yyptr->Stack_alloc, Stack, yysize);                    \
527
0
        Stack = &yyptr->Stack_alloc;                                    \
528
0
        yynewbytes = yystacksize * YYSIZEOF (*Stack) + YYSTACK_GAP_MAXIMUM; \
529
0
        yyptr += yynewbytes / YYSIZEOF (*yyptr);                        \
530
0
      }                                                                 \
531
0
    while (0)
532
533
#endif
534
535
#if defined YYCOPY_NEEDED && YYCOPY_NEEDED
536
/* Copy COUNT objects from SRC to DST.  The source and destination do
537
   not overlap.  */
538
# ifndef YYCOPY
539
#  if defined __GNUC__ && 1 < __GNUC__
540
#   define YYCOPY(Dst, Src, Count) \
541
0
      __builtin_memcpy (Dst, Src, YY_CAST (YYSIZE_T, (Count)) * sizeof (*(Src)))
542
#  else
543
#   define YYCOPY(Dst, Src, Count)              \
544
      do                                        \
545
        {                                       \
546
          YYPTRDIFF_T yyi;                      \
547
          for (yyi = 0; yyi < (Count); yyi++)   \
548
            (Dst)[yyi] = (Src)[yyi];            \
549
        }                                       \
550
      while (0)
551
#  endif
552
# endif
553
#endif /* !YYCOPY_NEEDED */
554
555
/* YYFINAL -- State number of the termination state.  */
556
0
#define YYFINAL  11
557
/* YYLAST -- Last index in YYTABLE.  */
558
0
#define YYLAST   35
559
560
/* YYNTOKENS -- Number of terminals.  */
561
0
#define YYNTOKENS  16
562
/* YYNNTS -- Number of nonterminals.  */
563
#define YYNNTS  10
564
/* YYNRULES -- Number of rules.  */
565
#define YYNRULES  22
566
/* YYNSTATES -- Number of states.  */
567
#define YYNSTATES  34
568
569
/* YYMAXUTOK -- Last valid token kind.  */
570
0
#define YYMAXUTOK   262
571
572
573
/* YYTRANSLATE(TOKEN-NUM) -- Symbol number corresponding to TOKEN-NUM
574
   as returned by yylex, with out-of-bounds checking.  */
575
#define YYTRANSLATE(YYX)                                \
576
0
  (0 <= (YYX) && (YYX) <= YYMAXUTOK                     \
577
0
   ? YY_CAST (yysymbol_kind_t, yytranslate[YYX])        \
578
0
   : YYSYMBOL_YYUNDEF)
579
580
/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM
581
   as returned by yylex.  */
582
static const yytype_int8 yytranslate[] =
583
{
584
       0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
585
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
586
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
587
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
588
      10,    11,     2,     2,     2,    14,     2,     2,     2,     2,
589
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
590
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
591
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
592
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
593
       2,    12,     2,    13,     2,     2,     2,     2,     2,     2,
594
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
595
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
596
       2,     2,     2,     8,    15,     9,     2,     2,     2,     2,
597
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
598
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
599
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
600
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
601
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
602
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
603
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
604
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
605
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
606
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
607
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
608
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
609
       2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
610
       5,     6,     7
611
};
612
613
#if YYDEBUG
614
/* YYRLINE[YYN] -- Source line where rule number YYN was defined.  */
615
static const yytype_int16 yyrline[] =
616
{
617
       0,   107,   107,   116,   120,   132,   143,   152,   161,   165,
618
     174,   179,   178,   191,   227,   259,   281,   301,   305,   322,
619
     331,   340,   363
620
};
621
#endif
622
623
/** Accessing symbol of state STATE.  */
624
0
#define YY_ACCESSING_SYMBOL(State) YY_CAST (yysymbol_kind_t, yystos[State])
625
626
#if YYDEBUG || 0
627
/* The user-facing name of the symbol whose (internal) number is
628
   YYSYMBOL.  No bounds checking.  */
629
static const char *yysymbol_name (yysymbol_kind_t yysymbol) YY_ATTRIBUTE_UNUSED;
630
631
/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
632
   First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
633
static const char *const yytname[] =
634
{
635
  "\"end of file\"", "error", "\"invalid token\"", "_BYTE_",
636
  "_MASKED_BYTE_", "_NOT_BYTE_", "_MASKED_NOT_BYTE_", "_NUMBER_", "'{'",
637
  "'}'", "'('", "')'", "'['", "']'", "'-'", "'|'", "$accept", "hex_string",
638
  "tokens", "token_sequence", "token_or_range", "token", "$@1", "range",
639
  "alternatives", "byte", YY_NULLPTR
640
};
641
642
static const char *
643
yysymbol_name (yysymbol_kind_t yysymbol)
644
{
645
  return yytname[yysymbol];
646
}
647
#endif
648
649
0
#define YYPACT_NINF (-13)
650
651
#define yypact_value_is_default(Yyn) \
652
0
  ((Yyn) == YYPACT_NINF)
653
654
#define YYTABLE_NINF (-6)
655
656
#define yytable_value_is_error(Yyn) \
657
0
  0
658
659
/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
660
   STATE-NUM.  */
661
static const yytype_int8 yypact[] =
662
{
663
       1,    12,    24,   -13,   -13,   -13,   -13,   -13,     3,    -2,
664
     -13,   -13,    12,   -13,    -1,    -2,   -13,    -4,   -13,   -13,
665
      16,    19,    15,   -13,    10,   -13,    12,   -13,    13,   -13,
666
     -13,    17,   -13,   -13
667
};
668
669
/* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.
670
   Performed when YYTABLE does not specify something else to do.  Zero
671
   means the default is an error.  */
672
static const yytype_int8 yydefact[] =
673
{
674
       0,     0,     0,    19,    21,    20,    22,    11,     0,     3,
675
      10,     1,     0,     2,     0,     0,     6,     8,     9,    17,
676
       0,     0,     0,     7,     8,    12,     0,    13,     0,    16,
677
      18,     0,    15,    14
678
};
679
680
/* YYPGOTO[NTERM-NUM].  */
681
static const yytype_int8 yypgoto[] =
682
{
683
     -13,   -13,   -12,   -13,    20,    14,   -13,   -13,   -13,   -13
684
};
685
686
/* YYDEFGOTO[NTERM-NUM].  */
687
static const yytype_int8 yydefgoto[] =
688
{
689
       0,     2,     8,    15,    16,     9,    12,    18,    20,    10
690
};
691
692
/* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM.  If
693
   positive, shift that token.  If negative, reduce the rule whose
694
   number is the opposite.  If YYTABLE_NINF, syntax error.  */
695
static const yytype_int8 yytable[] =
696
{
697
      19,     3,     4,     5,     6,    -4,    21,    -4,     7,     1,
698
      14,    -4,    13,    22,    30,     3,     4,     5,     6,    -5,
699
      31,    -5,     7,    17,    11,    -5,    32,    25,    29,    24,
700
      33,    26,    27,    28,     0,    23
701
};
702
703
static const yytype_int8 yycheck[] =
704
{
705
      12,     3,     4,     5,     6,     9,     7,    11,    10,     8,
706
      12,    15,     9,    14,    26,     3,     4,     5,     6,     9,
707
       7,    11,    10,     9,     0,    15,    13,    11,    13,    15,
708
      13,    15,    13,    14,    -1,    15
709
};
710
711
/* YYSTOS[STATE-NUM] -- The symbol kind of the accessing symbol of
712
   state STATE-NUM.  */
713
static const yytype_int8 yystos[] =
714
{
715
       0,     8,    17,     3,     4,     5,     6,    10,    18,    21,
716
      25,     0,    22,     9,    12,    19,    20,    21,    23,    18,
717
      24,     7,    14,    20,    21,    11,    15,    13,    14,    13,
718
      18,     7,    13,    13
719
};
720
721
/* YYR1[RULE-NUM] -- Symbol kind of the left-hand side of rule RULE-NUM.  */
722
static const yytype_int8 yyr1[] =
723
{
724
       0,    16,    17,    18,    18,    18,    19,    19,    20,    20,
725
      21,    22,    21,    23,    23,    23,    23,    24,    24,    25,
726
      25,    25,    25
727
};
728
729
/* YYR2[RULE-NUM] -- Number of symbols on the right-hand side of rule RULE-NUM.  */
730
static const yytype_int8 yyr2[] =
731
{
732
       0,     2,     3,     1,     2,     3,     1,     2,     1,     1,
733
       1,     0,     4,     3,     5,     4,     3,     1,     3,     1,
734
       1,     1,     1
735
};
736
737
738
enum { YYENOMEM = -2 };
739
740
#define yyerrok         (yyerrstatus = 0)
741
#define yyclearin       (yychar = YYEMPTY)
742
743
0
#define YYACCEPT        goto yyacceptlab
744
0
#define YYABORT         goto yyabortlab
745
0
#define YYERROR         goto yyerrorlab
746
0
#define YYNOMEM         goto yyexhaustedlab
747
748
749
#define YYRECOVERING()  (!!yyerrstatus)
750
751
#define YYBACKUP(Token, Value)                                    \
752
  do                                                              \
753
    if (yychar == YYEMPTY)                                        \
754
      {                                                           \
755
        yychar = (Token);                                         \
756
        yylval = (Value);                                         \
757
        YYPOPSTACK (yylen);                                       \
758
        yystate = *yyssp;                                         \
759
        goto yybackup;                                            \
760
      }                                                           \
761
    else                                                          \
762
      {                                                           \
763
        yyerror (yyscanner, lex_env, YY_("syntax error: cannot back up")); \
764
        YYERROR;                                                  \
765
      }                                                           \
766
  while (0)
767
768
/* Backward compatibility with an undocumented macro.
769
   Use YYerror or YYUNDEF. */
770
#define YYERRCODE YYUNDEF
771
772
773
/* Enable debugging if requested.  */
774
#if YYDEBUG
775
776
# ifndef YYFPRINTF
777
#  include <stdio.h> /* INFRINGES ON USER NAME SPACE */
778
#  define YYFPRINTF fprintf
779
# endif
780
781
# define YYDPRINTF(Args)                        \
782
do {                                            \
783
  if (yydebug)                                  \
784
    YYFPRINTF Args;                             \
785
} while (0)
786
787
788
789
790
# define YY_SYMBOL_PRINT(Title, Kind, Value, Location)                    \
791
do {                                                                      \
792
  if (yydebug)                                                            \
793
    {                                                                     \
794
      YYFPRINTF (stderr, "%s ", Title);                                   \
795
      yy_symbol_print (stderr,                                            \
796
                  Kind, Value, yyscanner, lex_env); \
797
      YYFPRINTF (stderr, "\n");                                           \
798
    }                                                                     \
799
} while (0)
800
801
802
/*-----------------------------------.
803
| Print this symbol's value on YYO.  |
804
`-----------------------------------*/
805
806
static void
807
yy_symbol_value_print (FILE *yyo,
808
                       yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep, void *yyscanner, HEX_LEX_ENVIRONMENT *lex_env)
809
{
810
  FILE *yyoutput = yyo;
811
  YY_USE (yyoutput);
812
  YY_USE (yyscanner);
813
  YY_USE (lex_env);
814
  if (!yyvaluep)
815
    return;
816
  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
817
  YY_USE (yykind);
818
  YY_IGNORE_MAYBE_UNINITIALIZED_END
819
}
820
821
822
/*---------------------------.
823
| Print this symbol on YYO.  |
824
`---------------------------*/
825
826
static void
827
yy_symbol_print (FILE *yyo,
828
                 yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep, void *yyscanner, HEX_LEX_ENVIRONMENT *lex_env)
829
{
830
  YYFPRINTF (yyo, "%s %s (",
831
             yykind < YYNTOKENS ? "token" : "nterm", yysymbol_name (yykind));
832
833
  yy_symbol_value_print (yyo, yykind, yyvaluep, yyscanner, lex_env);
834
  YYFPRINTF (yyo, ")");
835
}
836
837
/*------------------------------------------------------------------.
838
| yy_stack_print -- Print the state stack from its BOTTOM up to its |
839
| TOP (included).                                                   |
840
`------------------------------------------------------------------*/
841
842
static void
843
yy_stack_print (yy_state_t *yybottom, yy_state_t *yytop)
844
{
845
  YYFPRINTF (stderr, "Stack now");
846
  for (; yybottom <= yytop; yybottom++)
847
    {
848
      int yybot = *yybottom;
849
      YYFPRINTF (stderr, " %d", yybot);
850
    }
851
  YYFPRINTF (stderr, "\n");
852
}
853
854
# define YY_STACK_PRINT(Bottom, Top)                            \
855
do {                                                            \
856
  if (yydebug)                                                  \
857
    yy_stack_print ((Bottom), (Top));                           \
858
} while (0)
859
860
861
/*------------------------------------------------.
862
| Report that the YYRULE is going to be reduced.  |
863
`------------------------------------------------*/
864
865
static void
866
yy_reduce_print (yy_state_t *yyssp, YYSTYPE *yyvsp,
867
                 int yyrule, void *yyscanner, HEX_LEX_ENVIRONMENT *lex_env)
868
{
869
  int yylno = yyrline[yyrule];
870
  int yynrhs = yyr2[yyrule];
871
  int yyi;
872
  YYFPRINTF (stderr, "Reducing stack by rule %d (line %d):\n",
873
             yyrule - 1, yylno);
874
  /* The symbols being reduced.  */
875
  for (yyi = 0; yyi < yynrhs; yyi++)
876
    {
877
      YYFPRINTF (stderr, "   $%d = ", yyi + 1);
878
      yy_symbol_print (stderr,
879
                       YY_ACCESSING_SYMBOL (+yyssp[yyi + 1 - yynrhs]),
880
                       &yyvsp[(yyi + 1) - (yynrhs)], yyscanner, lex_env);
881
      YYFPRINTF (stderr, "\n");
882
    }
883
}
884
885
# define YY_REDUCE_PRINT(Rule)          \
886
do {                                    \
887
  if (yydebug)                          \
888
    yy_reduce_print (yyssp, yyvsp, Rule, yyscanner, lex_env); \
889
} while (0)
890
891
/* Nonzero means print parse trace.  It is left uninitialized so that
892
   multiple parsers can coexist.  */
893
int yydebug;
894
#else /* !YYDEBUG */
895
0
# define YYDPRINTF(Args) ((void) 0)
896
# define YY_SYMBOL_PRINT(Title, Kind, Value, Location)
897
# define YY_STACK_PRINT(Bottom, Top)
898
# define YY_REDUCE_PRINT(Rule)
899
#endif /* !YYDEBUG */
900
901
902
/* YYINITDEPTH -- initial size of the parser's stacks.  */
903
#ifndef YYINITDEPTH
904
0
# define YYINITDEPTH 200
905
#endif
906
907
/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
908
   if the built-in stack extension method is used).
909
910
   Do not make this value too large; the results are undefined if
911
   YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
912
   evaluated with infinite-precision integer arithmetic.  */
913
914
#ifndef YYMAXDEPTH
915
0
# define YYMAXDEPTH 10000
916
#endif
917
918
919
920
921
922
923
/*-----------------------------------------------.
924
| Release the memory associated to this symbol.  |
925
`-----------------------------------------------*/
926
927
static void
928
yydestruct (const char *yymsg,
929
            yysymbol_kind_t yykind, YYSTYPE *yyvaluep, void *yyscanner, HEX_LEX_ENVIRONMENT *lex_env)
930
0
{
931
0
  YY_USE (yyvaluep);
932
0
  YY_USE (yyscanner);
933
0
  YY_USE (lex_env);
934
0
  if (!yymsg)
935
0
    yymsg = "Deleting";
936
0
  YY_SYMBOL_PRINT (yymsg, yykind, yyvaluep, yylocationp);
937
938
0
  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
939
0
  switch (yykind)
940
0
    {
941
0
    case YYSYMBOL_tokens: /* tokens  */
942
0
#line 96 "hex_grammar.y"
943
0
            { yr_re_node_destroy(((*yyvaluep).re_node)); ((*yyvaluep).re_node) = NULL; }
944
0
#line 945 "hex_grammar.c"
945
0
        break;
946
947
0
    case YYSYMBOL_token_sequence: /* token_sequence  */
948
0
#line 97 "hex_grammar.y"
949
0
            { yr_re_node_destroy(((*yyvaluep).re_node)); ((*yyvaluep).re_node) = NULL; }
950
0
#line 951 "hex_grammar.c"
951
0
        break;
952
953
0
    case YYSYMBOL_token_or_range: /* token_or_range  */
954
0
#line 98 "hex_grammar.y"
955
0
            { yr_re_node_destroy(((*yyvaluep).re_node)); ((*yyvaluep).re_node) = NULL; }
956
0
#line 957 "hex_grammar.c"
957
0
        break;
958
959
0
    case YYSYMBOL_token: /* token  */
960
0
#line 99 "hex_grammar.y"
961
0
            { yr_re_node_destroy(((*yyvaluep).re_node)); ((*yyvaluep).re_node) = NULL; }
962
0
#line 963 "hex_grammar.c"
963
0
        break;
964
965
0
    case YYSYMBOL_range: /* range  */
966
0
#line 102 "hex_grammar.y"
967
0
            { yr_re_node_destroy(((*yyvaluep).re_node)); ((*yyvaluep).re_node) = NULL; }
968
0
#line 969 "hex_grammar.c"
969
0
        break;
970
971
0
    case YYSYMBOL_alternatives: /* alternatives  */
972
0
#line 101 "hex_grammar.y"
973
0
            { yr_re_node_destroy(((*yyvaluep).re_node)); ((*yyvaluep).re_node) = NULL; }
974
0
#line 975 "hex_grammar.c"
975
0
        break;
976
977
0
    case YYSYMBOL_byte: /* byte  */
978
0
#line 100 "hex_grammar.y"
979
0
            { yr_re_node_destroy(((*yyvaluep).re_node)); ((*yyvaluep).re_node) = NULL; }
980
0
#line 981 "hex_grammar.c"
981
0
        break;
982
983
0
      default:
984
0
        break;
985
0
    }
986
0
  YY_IGNORE_MAYBE_UNINITIALIZED_END
987
0
}
988
989
990
991
992
993
994
/*----------.
995
| yyparse.  |
996
`----------*/
997
998
int
999
yyparse (void *yyscanner, HEX_LEX_ENVIRONMENT *lex_env)
1000
0
{
1001
/* Lookahead token kind.  */
1002
0
int yychar;
1003
1004
1005
/* The semantic value of the lookahead symbol.  */
1006
/* Default value used for initialization, for pacifying older GCCs
1007
   or non-GCC compilers.  */
1008
0
YY_INITIAL_VALUE (static YYSTYPE yyval_default;)
1009
0
YYSTYPE yylval YY_INITIAL_VALUE (= yyval_default);
1010
1011
    /* Number of syntax errors so far.  */
1012
0
    int yynerrs = 0;
1013
1014
0
    yy_state_fast_t yystate = 0;
1015
    /* Number of tokens to shift before error messages enabled.  */
1016
0
    int yyerrstatus = 0;
1017
1018
    /* Refer to the stacks through separate pointers, to allow yyoverflow
1019
       to reallocate them elsewhere.  */
1020
1021
    /* Their size.  */
1022
0
    YYPTRDIFF_T yystacksize = YYINITDEPTH;
1023
1024
    /* The state stack: array, bottom, top.  */
1025
0
    yy_state_t yyssa[YYINITDEPTH];
1026
0
    yy_state_t *yyss = yyssa;
1027
0
    yy_state_t *yyssp = yyss;
1028
1029
    /* The semantic value stack: array, bottom, top.  */
1030
0
    YYSTYPE yyvsa[YYINITDEPTH];
1031
0
    YYSTYPE *yyvs = yyvsa;
1032
0
    YYSTYPE *yyvsp = yyvs;
1033
1034
0
  int yyn;
1035
  /* The return value of yyparse.  */
1036
0
  int yyresult;
1037
  /* Lookahead symbol kind.  */
1038
0
  yysymbol_kind_t yytoken = YYSYMBOL_YYEMPTY;
1039
  /* The variables used to return semantic value and location from the
1040
     action routines.  */
1041
0
  YYSTYPE yyval;
1042
1043
1044
1045
0
#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
1046
1047
  /* The number of symbols on the RHS of the reduced rule.
1048
     Keep to zero when no symbol should be popped.  */
1049
0
  int yylen = 0;
1050
1051
0
  YYDPRINTF ((stderr, "Starting parse\n"));
1052
1053
0
  yychar = YYEMPTY; /* Cause a token to be read.  */
1054
1055
0
  goto yysetstate;
1056
1057
1058
/*------------------------------------------------------------.
1059
| yynewstate -- push a new state, which is found in yystate.  |
1060
`------------------------------------------------------------*/
1061
0
yynewstate:
1062
  /* In all cases, when you get here, the value and location stacks
1063
     have just been pushed.  So pushing a state here evens the stacks.  */
1064
0
  yyssp++;
1065
1066
1067
/*--------------------------------------------------------------------.
1068
| yysetstate -- set current state (the top of the stack) to yystate.  |
1069
`--------------------------------------------------------------------*/
1070
0
yysetstate:
1071
0
  YYDPRINTF ((stderr, "Entering state %d\n", yystate));
1072
0
  YY_ASSERT (0 <= yystate && yystate < YYNSTATES);
1073
0
  YY_IGNORE_USELESS_CAST_BEGIN
1074
0
  *yyssp = YY_CAST (yy_state_t, yystate);
1075
0
  YY_IGNORE_USELESS_CAST_END
1076
0
  YY_STACK_PRINT (yyss, yyssp);
1077
1078
0
  if (yyss + yystacksize - 1 <= yyssp)
1079
#if !defined yyoverflow && !defined YYSTACK_RELOCATE
1080
    YYNOMEM;
1081
#else
1082
0
    {
1083
      /* Get the current used size of the three stacks, in elements.  */
1084
0
      YYPTRDIFF_T yysize = yyssp - yyss + 1;
1085
1086
# if defined yyoverflow
1087
      {
1088
        /* Give user a chance to reallocate the stack.  Use copies of
1089
           these so that the &'s don't force the real ones into
1090
           memory.  */
1091
        yy_state_t *yyss1 = yyss;
1092
        YYSTYPE *yyvs1 = yyvs;
1093
1094
        /* Each stack pointer address is followed by the size of the
1095
           data in use in that stack, in bytes.  This used to be a
1096
           conditional around just the two extra args, but that might
1097
           be undefined if yyoverflow is a macro.  */
1098
        yyoverflow (YY_("memory exhausted"),
1099
                    &yyss1, yysize * YYSIZEOF (*yyssp),
1100
                    &yyvs1, yysize * YYSIZEOF (*yyvsp),
1101
                    &yystacksize);
1102
        yyss = yyss1;
1103
        yyvs = yyvs1;
1104
      }
1105
# else /* defined YYSTACK_RELOCATE */
1106
      /* Extend the stack our own way.  */
1107
0
      if (YYMAXDEPTH <= yystacksize)
1108
0
        YYNOMEM;
1109
0
      yystacksize *= 2;
1110
0
      if (YYMAXDEPTH < yystacksize)
1111
0
        yystacksize = YYMAXDEPTH;
1112
1113
0
      {
1114
0
        yy_state_t *yyss1 = yyss;
1115
0
        union yyalloc *yyptr =
1116
0
          YY_CAST (union yyalloc *,
1117
0
                   YYSTACK_ALLOC (YY_CAST (YYSIZE_T, YYSTACK_BYTES (yystacksize))));
1118
0
        if (! yyptr)
1119
0
          YYNOMEM;
1120
0
        YYSTACK_RELOCATE (yyss_alloc, yyss);
1121
0
        YYSTACK_RELOCATE (yyvs_alloc, yyvs);
1122
0
#  undef YYSTACK_RELOCATE
1123
0
        if (yyss1 != yyssa)
1124
0
          YYSTACK_FREE (yyss1);
1125
0
      }
1126
0
# endif
1127
1128
0
      yyssp = yyss + yysize - 1;
1129
0
      yyvsp = yyvs + yysize - 1;
1130
1131
0
      YY_IGNORE_USELESS_CAST_BEGIN
1132
0
      YYDPRINTF ((stderr, "Stack size increased to %ld\n",
1133
0
                  YY_CAST (long, yystacksize)));
1134
0
      YY_IGNORE_USELESS_CAST_END
1135
1136
0
      if (yyss + yystacksize - 1 <= yyssp)
1137
0
        YYABORT;
1138
0
    }
1139
0
#endif /* !defined yyoverflow && !defined YYSTACK_RELOCATE */
1140
1141
1142
0
  if (yystate == YYFINAL)
1143
0
    YYACCEPT;
1144
1145
0
  goto yybackup;
1146
1147
1148
/*-----------.
1149
| yybackup.  |
1150
`-----------*/
1151
0
yybackup:
1152
  /* Do appropriate processing given the current state.  Read a
1153
     lookahead token if we need one and don't already have one.  */
1154
1155
  /* First try to decide what to do without reference to lookahead token.  */
1156
0
  yyn = yypact[yystate];
1157
0
  if (yypact_value_is_default (yyn))
1158
0
    goto yydefault;
1159
1160
  /* Not known => get a lookahead token if don't already have one.  */
1161
1162
  /* YYCHAR is either empty, or end-of-input, or a valid lookahead.  */
1163
0
  if (yychar == YYEMPTY)
1164
0
    {
1165
0
      YYDPRINTF ((stderr, "Reading a token\n"));
1166
0
      yychar = yylex (&yylval, yyscanner, lex_env);
1167
0
    }
1168
1169
0
  if (yychar <= YYEOF)
1170
0
    {
1171
0
      yychar = YYEOF;
1172
0
      yytoken = YYSYMBOL_YYEOF;
1173
0
      YYDPRINTF ((stderr, "Now at end of input.\n"));
1174
0
    }
1175
0
  else if (yychar == YYerror)
1176
0
    {
1177
      /* The scanner already issued an error message, process directly
1178
         to error recovery.  But do not keep the error token as
1179
         lookahead, it is too special and may lead us to an endless
1180
         loop in error recovery. */
1181
0
      yychar = YYUNDEF;
1182
0
      yytoken = YYSYMBOL_YYerror;
1183
0
      goto yyerrlab1;
1184
0
    }
1185
0
  else
1186
0
    {
1187
0
      yytoken = YYTRANSLATE (yychar);
1188
0
      YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
1189
0
    }
1190
1191
  /* If the proper action on seeing token YYTOKEN is to reduce or to
1192
     detect an error, take that action.  */
1193
0
  yyn += yytoken;
1194
0
  if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
1195
0
    goto yydefault;
1196
0
  yyn = yytable[yyn];
1197
0
  if (yyn <= 0)
1198
0
    {
1199
0
      if (yytable_value_is_error (yyn))
1200
0
        goto yyerrlab;
1201
0
      yyn = -yyn;
1202
0
      goto yyreduce;
1203
0
    }
1204
1205
  /* Count tokens shifted since error; after three, turn off error
1206
     status.  */
1207
0
  if (yyerrstatus)
1208
0
    yyerrstatus--;
1209
1210
  /* Shift the lookahead token.  */
1211
0
  YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
1212
0
  yystate = yyn;
1213
0
  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
1214
0
  *++yyvsp = yylval;
1215
0
  YY_IGNORE_MAYBE_UNINITIALIZED_END
1216
1217
  /* Discard the shifted token.  */
1218
0
  yychar = YYEMPTY;
1219
0
  goto yynewstate;
1220
1221
1222
/*-----------------------------------------------------------.
1223
| yydefault -- do the default action for the current state.  |
1224
`-----------------------------------------------------------*/
1225
0
yydefault:
1226
0
  yyn = yydefact[yystate];
1227
0
  if (yyn == 0)
1228
0
    goto yyerrlab;
1229
0
  goto yyreduce;
1230
1231
1232
/*-----------------------------.
1233
| yyreduce -- do a reduction.  |
1234
`-----------------------------*/
1235
0
yyreduce:
1236
  /* yyn is the number of a rule to reduce with.  */
1237
0
  yylen = yyr2[yyn];
1238
1239
  /* If YYLEN is nonzero, implement the default value of the action:
1240
     '$$ = $1'.
1241
1242
     Otherwise, the following line sets YYVAL to garbage.
1243
     This behavior is undocumented and Bison
1244
     users should not rely upon it.  Assigning to YYVAL
1245
     unconditionally makes the parser a bit smaller, and it avoids a
1246
     GCC warning that YYVAL may be used uninitialized.  */
1247
0
  yyval = yyvsp[1-yylen];
1248
1249
1250
0
  YY_REDUCE_PRINT (yyn);
1251
0
  switch (yyn)
1252
0
    {
1253
0
  case 2: /* hex_string: '{' tokens '}'  */
1254
0
#line 108 "hex_grammar.y"
1255
0
      {
1256
0
        RE_AST* re_ast = yyget_extra(yyscanner);
1257
0
        re_ast->root_node = (yyvsp[-1].re_node);
1258
0
      }
1259
0
#line 1260 "hex_grammar.c"
1260
0
    break;
1261
1262
0
  case 3: /* tokens: token  */
1263
0
#line 117 "hex_grammar.y"
1264
0
      {
1265
0
        (yyval.re_node) = (yyvsp[0].re_node);
1266
0
      }
1267
0
#line 1268 "hex_grammar.c"
1268
0
    break;
1269
1270
0
  case 4: /* tokens: token token  */
1271
0
#line 121 "hex_grammar.y"
1272
0
      {
1273
0
        (yyval.re_node) = yr_re_node_create(RE_NODE_CONCAT);
1274
1275
0
        destroy_node_if((yyval.re_node) == NULL, (yyvsp[-1].re_node));
1276
0
        destroy_node_if((yyval.re_node) == NULL, (yyvsp[0].re_node));
1277
1278
0
        fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1279
1280
0
        yr_re_node_append_child((yyval.re_node), (yyvsp[-1].re_node));
1281
0
        yr_re_node_append_child((yyval.re_node), (yyvsp[0].re_node));
1282
0
      }
1283
0
#line 1284 "hex_grammar.c"
1284
0
    break;
1285
1286
0
  case 5: /* tokens: token token_sequence token  */
1287
0
#line 133 "hex_grammar.y"
1288
0
      {
1289
0
        yr_re_node_append_child((yyvsp[-1].re_node), (yyvsp[0].re_node));
1290
0
        yr_re_node_prepend_child((yyvsp[-1].re_node), (yyvsp[-2].re_node));
1291
1292
0
        (yyval.re_node) = (yyvsp[-1].re_node);
1293
0
      }
1294
0
#line 1295 "hex_grammar.c"
1295
0
    break;
1296
1297
0
  case 6: /* token_sequence: token_or_range  */
1298
0
#line 144 "hex_grammar.y"
1299
0
      {
1300
0
        (yyval.re_node) = yr_re_node_create(RE_NODE_CONCAT);
1301
1302
0
        destroy_node_if((yyval.re_node) == NULL, (yyvsp[0].re_node));
1303
0
        fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1304
1305
0
        yr_re_node_append_child((yyval.re_node), (yyvsp[0].re_node));
1306
0
      }
1307
0
#line 1308 "hex_grammar.c"
1308
0
    break;
1309
1310
0
  case 7: /* token_sequence: token_sequence token_or_range  */
1311
0
#line 153 "hex_grammar.y"
1312
0
      {
1313
0
        yr_re_node_append_child((yyvsp[-1].re_node), (yyvsp[0].re_node));
1314
0
        (yyval.re_node) = (yyvsp[-1].re_node);
1315
0
      }
1316
0
#line 1317 "hex_grammar.c"
1317
0
    break;
1318
1319
0
  case 8: /* token_or_range: token  */
1320
0
#line 162 "hex_grammar.y"
1321
0
      {
1322
0
        (yyval.re_node) = (yyvsp[0].re_node);
1323
0
      }
1324
0
#line 1325 "hex_grammar.c"
1325
0
    break;
1326
1327
0
  case 9: /* token_or_range: range  */
1328
0
#line 166 "hex_grammar.y"
1329
0
      {
1330
0
        (yyval.re_node) = (yyvsp[0].re_node);
1331
0
        (yyval.re_node)->greedy = false;
1332
0
      }
1333
0
#line 1334 "hex_grammar.c"
1334
0
    break;
1335
1336
0
  case 10: /* token: byte  */
1337
0
#line 175 "hex_grammar.y"
1338
0
      {
1339
0
        (yyval.re_node) = (yyvsp[0].re_node);
1340
0
      }
1341
0
#line 1342 "hex_grammar.c"
1342
0
    break;
1343
1344
0
  case 11: /* $@1: %empty  */
1345
0
#line 179 "hex_grammar.y"
1346
0
      {
1347
0
        lex_env->inside_or++;
1348
0
      }
1349
0
#line 1350 "hex_grammar.c"
1350
0
    break;
1351
1352
0
  case 12: /* token: '(' $@1 alternatives ')'  */
1353
0
#line 183 "hex_grammar.y"
1354
0
      {
1355
0
        (yyval.re_node) = (yyvsp[-1].re_node);
1356
0
        lex_env->inside_or--;
1357
0
      }
1358
0
#line 1359 "hex_grammar.c"
1359
0
    break;
1360
1361
0
  case 13: /* range: '[' _NUMBER_ ']'  */
1362
0
#line 192 "hex_grammar.y"
1363
0
      {
1364
0
        if ((yyvsp[-1].integer) <= 0)
1365
0
        {
1366
0
          yyerror(yyscanner, lex_env, "invalid jump length");
1367
0
          YYABORT;
1368
0
        }
1369
1370
0
        if (lex_env->inside_or && (yyvsp[-1].integer) > YR_STRING_CHAINING_THRESHOLD)
1371
0
        {
1372
0
          yyerror(yyscanner, lex_env, "jumps over "
1373
0
              STR(YR_STRING_CHAINING_THRESHOLD)
1374
0
              " not allowed inside alternation (|)");
1375
0
          YYABORT;
1376
0
        }
1377
1378
        // A jump of one is equivalent to ??
1379
0
        if ((yyvsp[-1].integer) == 1)
1380
0
        {
1381
0
          (yyval.re_node) = yr_re_node_create(RE_NODE_MASKED_LITERAL);
1382
1383
0
          fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1384
1385
0
          (yyval.re_node)->value = 0x00;
1386
0
          (yyval.re_node)->mask = 0x00;
1387
0
        }
1388
0
        else
1389
0
        {
1390
0
          (yyval.re_node) = yr_re_node_create(RE_NODE_RANGE_ANY);
1391
1392
0
          fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1393
1394
0
          (yyval.re_node)->start = (int) (yyvsp[-1].integer);
1395
0
          (yyval.re_node)->end = (int) (yyvsp[-1].integer);
1396
0
        }
1397
0
      }
1398
0
#line 1399 "hex_grammar.c"
1399
0
    break;
1400
1401
0
  case 14: /* range: '[' _NUMBER_ '-' _NUMBER_ ']'  */
1402
0
#line 228 "hex_grammar.y"
1403
0
      {
1404
0
        if (lex_env->inside_or &&
1405
0
            ((yyvsp[-3].integer) > YR_STRING_CHAINING_THRESHOLD ||
1406
0
             (yyvsp[-1].integer) > YR_STRING_CHAINING_THRESHOLD) )
1407
0
        {
1408
0
          yyerror(yyscanner, lex_env, "jumps over "
1409
0
              STR(YR_STRING_CHAINING_THRESHOLD)
1410
0
              " not allowed inside alternation (|)");
1411
1412
0
          YYABORT;
1413
0
        }
1414
1415
0
        if ((yyvsp[-3].integer) < 0 || (yyvsp[-1].integer) < 0)
1416
0
        {
1417
0
          yyerror(yyscanner, lex_env, "invalid negative jump length");
1418
0
          YYABORT;
1419
0
        }
1420
1421
0
        if ((yyvsp[-3].integer) > (yyvsp[-1].integer))
1422
0
        {
1423
0
          yyerror(yyscanner, lex_env, "invalid jump range");
1424
0
          YYABORT;
1425
0
        }
1426
1427
0
        (yyval.re_node) = yr_re_node_create(RE_NODE_RANGE_ANY);
1428
1429
0
        fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1430
1431
0
        (yyval.re_node)->start = (int) (yyvsp[-3].integer);
1432
0
        (yyval.re_node)->end = (int) (yyvsp[-1].integer);
1433
0
      }
1434
0
#line 1435 "hex_grammar.c"
1435
0
    break;
1436
1437
0
  case 15: /* range: '[' _NUMBER_ '-' ']'  */
1438
0
#line 260 "hex_grammar.y"
1439
0
      {
1440
0
        if (lex_env->inside_or)
1441
0
        {
1442
0
          yyerror(yyscanner, lex_env,
1443
0
              "unbounded jumps not allowed inside alternation (|)");
1444
0
          YYABORT;
1445
0
        }
1446
1447
0
        if ((yyvsp[-2].integer) < 0)
1448
0
        {
1449
0
          yyerror(yyscanner, lex_env, "invalid negative jump length");
1450
0
          YYABORT;
1451
0
        }
1452
1453
0
        (yyval.re_node) = yr_re_node_create(RE_NODE_RANGE_ANY);
1454
1455
0
        fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1456
1457
0
        (yyval.re_node)->start = (int) (yyvsp[-2].integer);
1458
0
        (yyval.re_node)->end = INT_MAX;
1459
0
      }
1460
0
#line 1461 "hex_grammar.c"
1461
0
    break;
1462
1463
0
  case 16: /* range: '[' '-' ']'  */
1464
0
#line 282 "hex_grammar.y"
1465
0
      {
1466
0
        if (lex_env->inside_or)
1467
0
        {
1468
0
          yyerror(yyscanner, lex_env,
1469
0
              "unbounded jumps not allowed inside alternation (|)");
1470
0
          YYABORT;
1471
0
        }
1472
1473
0
        (yyval.re_node) = yr_re_node_create(RE_NODE_RANGE_ANY);
1474
1475
0
        fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1476
1477
0
        (yyval.re_node)->start = 0;
1478
0
        (yyval.re_node)->end = INT_MAX;
1479
0
      }
1480
0
#line 1481 "hex_grammar.c"
1481
0
    break;
1482
1483
0
  case 17: /* alternatives: tokens  */
1484
0
#line 302 "hex_grammar.y"
1485
0
      {
1486
0
          (yyval.re_node) = (yyvsp[0].re_node);
1487
0
      }
1488
0
#line 1489 "hex_grammar.c"
1489
0
    break;
1490
1491
0
  case 18: /* alternatives: alternatives '|' tokens  */
1492
0
#line 306 "hex_grammar.y"
1493
0
      {
1494
0
        mark_as_not_fast_regexp();
1495
1496
0
        (yyval.re_node) = yr_re_node_create(RE_NODE_ALT);
1497
1498
0
        destroy_node_if((yyval.re_node) == NULL, (yyvsp[-2].re_node));
1499
0
        destroy_node_if((yyval.re_node) == NULL, (yyvsp[0].re_node));
1500
1501
0
        fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1502
1503
0
        yr_re_node_append_child((yyval.re_node), (yyvsp[-2].re_node));
1504
0
        yr_re_node_append_child((yyval.re_node), (yyvsp[0].re_node));
1505
0
      }
1506
0
#line 1507 "hex_grammar.c"
1507
0
    break;
1508
1509
0
  case 19: /* byte: _BYTE_  */
1510
0
#line 323 "hex_grammar.y"
1511
0
      {
1512
0
        (yyval.re_node) = yr_re_node_create(RE_NODE_LITERAL);
1513
1514
0
        fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1515
1516
0
        (yyval.re_node)->value = (int) (yyvsp[0].integer);
1517
0
        (yyval.re_node)->mask = 0xFF;
1518
0
      }
1519
0
#line 1520 "hex_grammar.c"
1520
0
    break;
1521
1522
0
  case 20: /* byte: _NOT_BYTE_  */
1523
0
#line 332 "hex_grammar.y"
1524
0
      {
1525
0
        (yyval.re_node) = yr_re_node_create(RE_NODE_NOT_LITERAL);
1526
1527
0
        fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1528
1529
0
        (yyval.re_node)->value = (int) (yyvsp[0].integer);
1530
0
        (yyval.re_node)->mask = 0xFF;
1531
0
      }
1532
0
#line 1533 "hex_grammar.c"
1533
0
    break;
1534
1535
0
  case 21: /* byte: _MASKED_BYTE_  */
1536
0
#line 341 "hex_grammar.y"
1537
0
      {
1538
0
        uint8_t mask = (uint8_t) ((yyvsp[0].integer) >> 8);
1539
1540
0
        if (mask == 0x00)
1541
0
        {
1542
0
          (yyval.re_node) = yr_re_node_create(RE_NODE_ANY);
1543
1544
0
          fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1545
1546
0
          (yyval.re_node)->value = 0x00;
1547
0
          (yyval.re_node)->mask = 0x00;
1548
0
        }
1549
0
        else
1550
0
        {
1551
0
          (yyval.re_node) = yr_re_node_create(RE_NODE_MASKED_LITERAL);
1552
1553
0
          fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1554
1555
0
          (yyval.re_node)->value = (yyvsp[0].integer) & 0xFF;
1556
0
          (yyval.re_node)->mask = mask;
1557
0
        }
1558
0
      }
1559
0
#line 1560 "hex_grammar.c"
1560
0
    break;
1561
1562
0
  case 22: /* byte: _MASKED_NOT_BYTE_  */
1563
0
#line 364 "hex_grammar.y"
1564
0
      {
1565
0
        uint8_t mask = (uint8_t) ((yyvsp[0].integer) >> 8);
1566
1567
0
        (yyval.re_node) = yr_re_node_create(RE_NODE_MASKED_NOT_LITERAL);
1568
1569
0
        fail_if((yyval.re_node) == NULL, ERROR_INSUFFICIENT_MEMORY);
1570
1571
0
        (yyval.re_node)->value = (yyvsp[0].integer) & 0xFF;
1572
0
        (yyval.re_node)->mask = mask;
1573
0
      }
1574
0
#line 1575 "hex_grammar.c"
1575
0
    break;
1576
1577
1578
0
#line 1579 "hex_grammar.c"
1579
1580
0
      default: break;
1581
0
    }
1582
  /* User semantic actions sometimes alter yychar, and that requires
1583
     that yytoken be updated with the new translation.  We take the
1584
     approach of translating immediately before every use of yytoken.
1585
     One alternative is translating here after every semantic action,
1586
     but that translation would be missed if the semantic action invokes
1587
     YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or
1588
     if it invokes YYBACKUP.  In the case of YYABORT or YYACCEPT, an
1589
     incorrect destructor might then be invoked immediately.  In the
1590
     case of YYERROR or YYBACKUP, subsequent parser actions might lead
1591
     to an incorrect destructor call or verbose syntax error message
1592
     before the lookahead is translated.  */
1593
0
  YY_SYMBOL_PRINT ("-> $$ =", YY_CAST (yysymbol_kind_t, yyr1[yyn]), &yyval, &yyloc);
1594
1595
0
  YYPOPSTACK (yylen);
1596
0
  yylen = 0;
1597
1598
0
  *++yyvsp = yyval;
1599
1600
  /* Now 'shift' the result of the reduction.  Determine what state
1601
     that goes to, based on the state we popped back to and the rule
1602
     number reduced by.  */
1603
0
  {
1604
0
    const int yylhs = yyr1[yyn] - YYNTOKENS;
1605
0
    const int yyi = yypgoto[yylhs] + *yyssp;
1606
0
    yystate = (0 <= yyi && yyi <= YYLAST && yycheck[yyi] == *yyssp
1607
0
               ? yytable[yyi]
1608
0
               : yydefgoto[yylhs]);
1609
0
  }
1610
1611
0
  goto yynewstate;
1612
1613
1614
/*--------------------------------------.
1615
| yyerrlab -- here on detecting error.  |
1616
`--------------------------------------*/
1617
0
yyerrlab:
1618
  /* Make sure we have latest lookahead translation.  See comments at
1619
     user semantic actions for why this is necessary.  */
1620
0
  yytoken = yychar == YYEMPTY ? YYSYMBOL_YYEMPTY : YYTRANSLATE (yychar);
1621
  /* If not already recovering from an error, report this error.  */
1622
0
  if (!yyerrstatus)
1623
0
    {
1624
0
      ++yynerrs;
1625
0
      yyerror (yyscanner, lex_env, YY_("syntax error"));
1626
0
    }
1627
1628
0
  if (yyerrstatus == 3)
1629
0
    {
1630
      /* If just tried and failed to reuse lookahead token after an
1631
         error, discard it.  */
1632
1633
0
      if (yychar <= YYEOF)
1634
0
        {
1635
          /* Return failure if at end of input.  */
1636
0
          if (yychar == YYEOF)
1637
0
            YYABORT;
1638
0
        }
1639
0
      else
1640
0
        {
1641
0
          yydestruct ("Error: discarding",
1642
0
                      yytoken, &yylval, yyscanner, lex_env);
1643
0
          yychar = YYEMPTY;
1644
0
        }
1645
0
    }
1646
1647
  /* Else will try to reuse lookahead token after shifting the error
1648
     token.  */
1649
0
  goto yyerrlab1;
1650
1651
1652
/*---------------------------------------------------.
1653
| yyerrorlab -- error raised explicitly by YYERROR.  |
1654
`---------------------------------------------------*/
1655
0
yyerrorlab:
1656
  /* Pacify compilers when the user code never invokes YYERROR and the
1657
     label yyerrorlab therefore never appears in user code.  */
1658
0
  if (0)
1659
0
    YYERROR;
1660
0
  ++yynerrs;
1661
1662
  /* Do not reclaim the symbols of the rule whose action triggered
1663
     this YYERROR.  */
1664
0
  YYPOPSTACK (yylen);
1665
0
  yylen = 0;
1666
0
  YY_STACK_PRINT (yyss, yyssp);
1667
0
  yystate = *yyssp;
1668
0
  goto yyerrlab1;
1669
1670
1671
/*-------------------------------------------------------------.
1672
| yyerrlab1 -- common code for both syntax error and YYERROR.  |
1673
`-------------------------------------------------------------*/
1674
0
yyerrlab1:
1675
0
  yyerrstatus = 3;      /* Each real token shifted decrements this.  */
1676
1677
  /* Pop stack until we find a state that shifts the error token.  */
1678
0
  for (;;)
1679
0
    {
1680
0
      yyn = yypact[yystate];
1681
0
      if (!yypact_value_is_default (yyn))
1682
0
        {
1683
0
          yyn += YYSYMBOL_YYerror;
1684
0
          if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYSYMBOL_YYerror)
1685
0
            {
1686
0
              yyn = yytable[yyn];
1687
0
              if (0 < yyn)
1688
0
                break;
1689
0
            }
1690
0
        }
1691
1692
      /* Pop the current state because it cannot handle the error token.  */
1693
0
      if (yyssp == yyss)
1694
0
        YYABORT;
1695
1696
1697
0
      yydestruct ("Error: popping",
1698
0
                  YY_ACCESSING_SYMBOL (yystate), yyvsp, yyscanner, lex_env);
1699
0
      YYPOPSTACK (1);
1700
0
      yystate = *yyssp;
1701
0
      YY_STACK_PRINT (yyss, yyssp);
1702
0
    }
1703
1704
0
  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
1705
0
  *++yyvsp = yylval;
1706
0
  YY_IGNORE_MAYBE_UNINITIALIZED_END
1707
1708
1709
  /* Shift the error token.  */
1710
0
  YY_SYMBOL_PRINT ("Shifting", YY_ACCESSING_SYMBOL (yyn), yyvsp, yylsp);
1711
1712
0
  yystate = yyn;
1713
0
  goto yynewstate;
1714
1715
1716
/*-------------------------------------.
1717
| yyacceptlab -- YYACCEPT comes here.  |
1718
`-------------------------------------*/
1719
0
yyacceptlab:
1720
0
  yyresult = 0;
1721
0
  goto yyreturnlab;
1722
1723
1724
/*-----------------------------------.
1725
| yyabortlab -- YYABORT comes here.  |
1726
`-----------------------------------*/
1727
0
yyabortlab:
1728
0
  yyresult = 1;
1729
0
  goto yyreturnlab;
1730
1731
1732
/*-----------------------------------------------------------.
1733
| yyexhaustedlab -- YYNOMEM (memory exhaustion) comes here.  |
1734
`-----------------------------------------------------------*/
1735
0
yyexhaustedlab:
1736
0
  yyerror (yyscanner, lex_env, YY_("memory exhausted"));
1737
0
  yyresult = 2;
1738
0
  goto yyreturnlab;
1739
1740
1741
/*----------------------------------------------------------.
1742
| yyreturnlab -- parsing is finished, clean up and return.  |
1743
`----------------------------------------------------------*/
1744
0
yyreturnlab:
1745
0
  if (yychar != YYEMPTY)
1746
0
    {
1747
      /* Make sure we have latest lookahead translation.  See comments at
1748
         user semantic actions for why this is necessary.  */
1749
0
      yytoken = YYTRANSLATE (yychar);
1750
0
      yydestruct ("Cleanup: discarding lookahead",
1751
0
                  yytoken, &yylval, yyscanner, lex_env);
1752
0
    }
1753
  /* Do not reclaim the symbols of the rule whose action triggered
1754
     this YYABORT or YYACCEPT.  */
1755
0
  YYPOPSTACK (yylen);
1756
0
  YY_STACK_PRINT (yyss, yyssp);
1757
0
  while (yyssp != yyss)
1758
0
    {
1759
0
      yydestruct ("Cleanup: popping",
1760
0
                  YY_ACCESSING_SYMBOL (+*yyssp), yyvsp, yyscanner, lex_env);
1761
0
      YYPOPSTACK (1);
1762
0
    }
1763
0
#ifndef yyoverflow
1764
0
  if (yyss != yyssa)
1765
0
    YYSTACK_FREE (yyss);
1766
0
#endif
1767
1768
0
  return yyresult;
1769
0
}
1770
1771
#line 376 "hex_grammar.y"
1772