parse.c

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/* A Bison parser, made by GNU Bison 2.3.  */

/* Skeleton implementation for Bison's Yacc-like parsers in C

   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
   Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.  */

/* As a special exception, you may create a larger work that contains
   part or all of the Bison parser skeleton and distribute that work
   under terms of your choice, so long as that work isn't itself a
   parser generator using the skeleton or a modified version thereof
   as a parser skeleton.  Alternatively, if you modify or redistribute
   the parser skeleton itself, you may (at your option) remove this
   special exception, which will cause the skeleton and the resulting
   Bison output files to be licensed under the GNU General Public
   License without this special exception.

   This special exception was added by the Free Software Foundation in
   version 2.2 of Bison.  */

/* C LALR(1) parser skeleton written by Richard Stallman, by
   simplifying the original so-called "semantic" parser.  */

/* All symbols defined below should begin with yy or YY, to avoid
   infringing on user name space.  This should be done even for local
   variables, as they might otherwise be expanded by user macros.
   There are some unavoidable exceptions within include files to
   define necessary library symbols; they are noted "INFRINGES ON
   USER NAME SPACE" below.  */

/* Identify Bison output.  */
#define YYBISON 1

/* Bison version.  */
#define YYBISON_VERSION "2.3"

/* Skeleton name.  */
#define YYSKELETON_NAME "yacc.c"

/* Pure parsers.  */
#define YYPURE 0

/* Using locations.  */
#define YYLSP_NEEDED 0



/* Tokens.  */
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
   /* Put the tokens into the symbol table, so that GDB and other debuggers
      know about them.  */
   enum yytokentype {
     kw_ABSENT = 258,
     kw_ABSTRACT_SYNTAX = 259,
     kw_ALL = 260,
     kw_APPLICATION = 261,
     kw_AUTOMATIC = 262,
     kw_BEGIN = 263,
     kw_BIT = 264,
     kw_BMPString = 265,
     kw_BOOLEAN = 266,
     kw_BY = 267,
     kw_CHARACTER = 268,
     kw_CHOICE = 269,
     kw_CLASS = 270,
     kw_COMPONENT = 271,
     kw_COMPONENTS = 272,
     kw_CONSTRAINED = 273,
     kw_CONTAINING = 274,
     kw_DEFAULT = 275,
     kw_DEFINITIONS = 276,
     kw_EMBEDDED = 277,
     kw_ENCODED = 278,
     kw_END = 279,
     kw_ENUMERATED = 280,
     kw_EXCEPT = 281,
     kw_EXPLICIT = 282,
     kw_EXPORTS = 283,
     kw_EXTENSIBILITY = 284,
     kw_EXTERNAL = 285,
     kw_FALSE = 286,
     kw_FROM = 287,
     kw_GeneralString = 288,
     kw_GeneralizedTime = 289,
     kw_GraphicString = 290,
     kw_IA5String = 291,
     kw_IDENTIFIER = 292,
     kw_IMPLICIT = 293,
     kw_IMPLIED = 294,
     kw_IMPORTS = 295,
     kw_INCLUDES = 296,
     kw_INSTANCE = 297,
     kw_INTEGER = 298,
     kw_INTERSECTION = 299,
     kw_ISO646String = 300,
     kw_MAX = 301,
     kw_MIN = 302,
     kw_MINUS_INFINITY = 303,
     kw_NULL = 304,
     kw_NumericString = 305,
     kw_OBJECT = 306,
     kw_OCTET = 307,
     kw_OF = 308,
     kw_OPTIONAL = 309,
     kw_ObjectDescriptor = 310,
     kw_PATTERN = 311,
     kw_PDV = 312,
     kw_PLUS_INFINITY = 313,
     kw_PRESENT = 314,
     kw_PRIVATE = 315,
     kw_PrintableString = 316,
     kw_REAL = 317,
     kw_RELATIVE_OID = 318,
     kw_SEQUENCE = 319,
     kw_SET = 320,
     kw_SIZE = 321,
     kw_STRING = 322,
     kw_SYNTAX = 323,
     kw_T61String = 324,
     kw_TAGS = 325,
     kw_TRUE = 326,
     kw_TYPE_IDENTIFIER = 327,
     kw_TeletexString = 328,
     kw_UNION = 329,
     kw_UNIQUE = 330,
     kw_UNIVERSAL = 331,
     kw_UTCTime = 332,
     kw_UTF8String = 333,
     kw_UniversalString = 334,
     kw_VideotexString = 335,
     kw_VisibleString = 336,
     kw_WITH = 337,
     RANGE = 338,
     EEQUAL = 339,
     ELLIPSIS = 340,
     IDENTIFIER = 341,
     referencename = 342,
     STRING = 343,
     NUMBER = 344
   };
#endif
/* Tokens.  */
#define kw_ABSENT 258
#define kw_ABSTRACT_SYNTAX 259
#define kw_ALL 260
#define kw_APPLICATION 261
#define kw_AUTOMATIC 262
#define kw_BEGIN 263
#define kw_BIT 264
#define kw_BMPString 265
#define kw_BOOLEAN 266
#define kw_BY 267
#define kw_CHARACTER 268
#define kw_CHOICE 269
#define kw_CLASS 270
#define kw_COMPONENT 271
#define kw_COMPONENTS 272
#define kw_CONSTRAINED 273
#define kw_CONTAINING 274
#define kw_DEFAULT 275
#define kw_DEFINITIONS 276
#define kw_EMBEDDED 277
#define kw_ENCODED 278
#define kw_END 279
#define kw_ENUMERATED 280
#define kw_EXCEPT 281
#define kw_EXPLICIT 282
#define kw_EXPORTS 283
#define kw_EXTENSIBILITY 284
#define kw_EXTERNAL 285
#define kw_FALSE 286
#define kw_FROM 287
#define kw_GeneralString 288
#define kw_GeneralizedTime 289
#define kw_GraphicString 290
#define kw_IA5String 291
#define kw_IDENTIFIER 292
#define kw_IMPLICIT 293
#define kw_IMPLIED 294
#define kw_IMPORTS 295
#define kw_INCLUDES 296
#define kw_INSTANCE 297
#define kw_INTEGER 298
#define kw_INTERSECTION 299
#define kw_ISO646String 300
#define kw_MAX 301
#define kw_MIN 302
#define kw_MINUS_INFINITY 303
#define kw_NULL 304
#define kw_NumericString 305
#define kw_OBJECT 306
#define kw_OCTET 307
#define kw_OF 308
#define kw_OPTIONAL 309
#define kw_ObjectDescriptor 310
#define kw_PATTERN 311
#define kw_PDV 312
#define kw_PLUS_INFINITY 313
#define kw_PRESENT 314
#define kw_PRIVATE 315
#define kw_PrintableString 316
#define kw_REAL 317
#define kw_RELATIVE_OID 318
#define kw_SEQUENCE 319
#define kw_SET 320
#define kw_SIZE 321
#define kw_STRING 322
#define kw_SYNTAX 323
#define kw_T61String 324
#define kw_TAGS 325
#define kw_TRUE 326
#define kw_TYPE_IDENTIFIER 327
#define kw_TeletexString 328
#define kw_UNION 329
#define kw_UNIQUE 330
#define kw_UNIVERSAL 331
#define kw_UTCTime 332
#define kw_UTF8String 333
#define kw_UniversalString 334
#define kw_VideotexString 335
#define kw_VisibleString 336
#define kw_WITH 337
#define RANGE 338
#define EEQUAL 339
#define ELLIPSIS 340
#define IDENTIFIER 341
#define referencename 342
#define STRING 343
#define NUMBER 344




/* Copy the first part of user declarations.  */
#line 36 "parse.y"

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "symbol.h"
#include "lex.h"
#include "gen_locl.h"
#include "der.h"

RCSID("$Id: parse.y 21597 2007-07-16 18:48:58Z lha $");

static Type *new_type (Typetype t);
static struct constraint_spec *new_constraint_spec(enum ctype);
static Type *new_tag(int tagclass, int tagvalue, int tagenv, Type *oldtype);
void yyerror (const char *);
static struct objid *new_objid(const char *label, int value);
static void add_oid_to_tail(struct objid *, struct objid *);
static void fix_labels(Symbol *s);

struct string_list {
    char *string;
    struct string_list *next;
};



/* Enabling traces.  */
#ifndef YYDEBUG
# define YYDEBUG 1
#endif

/* Enabling verbose error messages.  */
#ifdef YYERROR_VERBOSE
# undef YYERROR_VERBOSE
# define YYERROR_VERBOSE 1
#else
# define YYERROR_VERBOSE 0
#endif

/* Enabling the token table.  */
#ifndef YYTOKEN_TABLE
# define YYTOKEN_TABLE 0
#endif

#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
typedef union YYSTYPE
#line 65 "parse.y"
{
    int constant;
    struct value *value;
    struct range *range;
    char *name;
    Type *type;
    Member *member;
    struct objid *objid;
    char *defval;
    struct string_list *sl;
    struct tagtype tag;
    struct memhead *members;
    struct constraint_spec *constraint_spec;
}
/* Line 187 of yacc.c.  */
#line 318 "parse.c"
	YYSTYPE;
# define yystype YYSTYPE /* obsolescent; will be withdrawn */
# define YYSTYPE_IS_DECLARED 1
# define YYSTYPE_IS_TRIVIAL 1
#endif



/* Copy the second part of user declarations.  */


/* Line 216 of yacc.c.  */
#line 331 "parse.c"

#ifdef short
# undef short
#endif

#ifdef YYTYPE_UINT8
typedef YYTYPE_UINT8 yytype_uint8;
#else
typedef unsigned char yytype_uint8;
#endif

#ifdef YYTYPE_INT8
typedef YYTYPE_INT8 yytype_int8;
#elif (defined __STDC__ || defined __C99__FUNC__ \
     || defined __cplusplus || defined _MSC_VER)
typedef signed char yytype_int8;
#else
typedef short int yytype_int8;
#endif

#ifdef YYTYPE_UINT16
typedef YYTYPE_UINT16 yytype_uint16;
#else
typedef unsigned short int yytype_uint16;
#endif

#ifdef YYTYPE_INT16
typedef YYTYPE_INT16 yytype_int16;
#else
typedef short int yytype_int16;
#endif

#ifndef YYSIZE_T
# ifdef __SIZE_TYPE__
#  define YYSIZE_T __SIZE_TYPE__
# elif defined size_t
#  define YYSIZE_T size_t
# elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \
     || defined __cplusplus || defined _MSC_VER)
#  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
#  define YYSIZE_T size_t
# else
#  define YYSIZE_T unsigned int
# endif
#endif

#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)

#ifndef YY_
# if YYENABLE_NLS
#  if ENABLE_NLS
#   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
#   define YY_(msgid) dgettext ("bison-runtime", msgid)
#  endif
# endif
# ifndef YY_
#  define YY_(msgid) msgid
# endif
#endif

/* Suppress unused-variable warnings by "using" E.  */
#if ! defined lint || defined __GNUC__
# define YYUSE(e) ((void) (e))
#else
# define YYUSE(e) /* empty */
#endif

/* Identity function, used to suppress warnings about constant conditions.  */
#ifndef lint
# define YYID(n) (n)
#else
#if (defined __STDC__ || defined __C99__FUNC__ \
     || defined __cplusplus || defined _MSC_VER)
static int
YYID (int i)
#else
static int
YYID (i)
    int i;
#endif
{