crypto/external/bsd/heimdal/dist/lib/asn1/symbol.h

   1 /*      $NetBSD: symbol.h,v 1.1.1.2 2011/04/14 14:08:22 elric Exp $     */
   2
   3 /*
   4  * Copyright (c) 1997 - 2005 Kungliga Tekniska Högskolan
   5  * (Royal Institute of Technology, Stockholm, Sweden).
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * 3. Neither the name of the Institute nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 /* Id */
  37
  38 #ifndef _SYMBOL_H
  39 #define _SYMBOL_H
  40
  41 #include "asn1_queue.h"
  42
  43 enum typetype {
  44     TBitString,
  45     TBoolean,
  46     TChoice,
  47     TEnumerated,
  48     TGeneralString,
  49     TTeletexString,
  50     TGeneralizedTime,
  51     TIA5String,
  52     TInteger,
  53     TNull,
  54     TOID,
  55     TOctetString,
  56     TPrintableString,
  57     TSequence,
  58     TSequenceOf,
  59     TSet,
  60     TSetOf,
  61     TTag,
  62     TType,
  63     TUTCTime,
  64     TUTF8String,
  65     TBMPString,
  66     TUniversalString,
  67     TVisibleString
  68 };
  69
  70 typedef enum typetype Typetype;
  71
  72 struct type;
  73
  74 struct value {
  75     enum { booleanvalue,
  76            nullvalue,
  77            integervalue,
  78            stringvalue,
  79            objectidentifiervalue
  80     } type;
  81     union {
  82         int booleanvalue;
  83         int integervalue;
  84         char *stringvalue;
  85         struct objid *objectidentifiervalue;
  86     } u;
  87 };
  88
  89 struct member {
  90     char *name;
  91     char *gen_name;
  92     char *label;
  93     int val;
  94     int optional;
  95     int ellipsis;
  96     struct type *type;
  97     ASN1_TAILQ_ENTRY(member) members;
  98     struct value *defval;
  99 };
 100
 101 typedef struct member Member;
 102
 103 ASN1_TAILQ_HEAD(memhead, member);
 104
 105 struct symbol;
 106
 107 struct tagtype {
 108     int tagclass;
 109     int tagvalue;
 110     enum { TE_IMPLICIT, TE_EXPLICIT } tagenv;
 111 };
 112
 113 struct range {
 114     int min;
 115     int max;
 116 };
 117
 118 enum ctype { CT_CONTENTS, CT_USER } ;
 119
 120 struct constraint_spec;
 121
 122 struct type {
 123     Typetype type;
 124     struct memhead *members;
 125     struct symbol *symbol;
 126     struct type *subtype;
 127     struct tagtype tag;
 128     struct range *range;
 129     struct constraint_spec *constraint;
 130 };
 131
 132 typedef struct type Type;
 133
 134 struct constraint_spec {
 135     enum ctype ctype;
 136     union {
 137         struct {
 138             Type *type;
 139             struct value *encoding;
 140         } content;
 141     } u;
 142 };
 143
 144 struct objid {
 145     const char *label;
 146     int value;
 147     struct objid *next;
 148 };
 149
 150 struct symbol {
 151     char *name;
 152     char *gen_name;
 153     enum { SUndefined, SValue, Stype } stype;
 154     struct value *value;
 155     Type *type;
 156 };
 157
 158 typedef struct symbol Symbol;
 159
 160 void initsym (void);
 161 Symbol *addsym (char *);
 162 void output_name (char *);
 163 int checkundefined(void);
 164 #endif