source4/heimdal/lib/asn1/symbol.h

   1 /*
   2  * Copyright (c) 1997 - 2005 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 /* $Id$ */
  35
  36 #ifndef _SYMBOL_H
  37 #define _SYMBOL_H
  38
  39 #include <heimqueue.h>
  40
  41 enum typetype {
  42     TBitString,
  43     TBoolean,
  44     TChoice,
  45     TEnumerated,
  46     TGeneralString,
  47     TTeletexString,
  48     TGeneralizedTime,
  49     TIA5String,
  50     TInteger,
  51     TNull,
  52     TOID,
  53     TOctetString,
  54     TPrintableString,
  55     TSequence,
  56     TSequenceOf,
  57     TSet,
  58     TSetOf,
  59     TTag,
  60     TType,
  61     TUTCTime,
  62     TUTF8String,
  63     TBMPString,
  64     TUniversalString,
  65     TVisibleString
  66 };
  67
  68 typedef enum typetype Typetype;
  69
  70 struct type;
  71 struct value;
  72 struct typereference;
  73
  74 struct value {
  75     enum { booleanvalue,
  76            nullvalue,
  77            integervalue,
  78            stringvalue,
  79            objectidentifiervalue
  80     } type;
  81     union {
  82         int booleanvalue;
  83         int64_t integervalue;
  84         char *stringvalue;
  85         struct objid *objectidentifiervalue;
  86     } u;
  87     struct symbol *s;
  88 };
  89
  90 struct member {
  91     char *name;
  92     char *gen_name;
  93     char *label;
  94     int val;
  95     int optional;
  96     int ellipsis;
  97     struct type *type;
  98     HEIM_TAILQ_ENTRY(member) members;
  99     struct value *defval;
 100 };
 101
 102 typedef struct member Member;
 103
 104 HEIM_TAILQ_HEAD(memhead, member);
 105
 106 struct symbol;
 107
 108 struct tagtype {
 109     int tagclass;
 110     int tagvalue;
 111     enum { TE_IMPLICIT, TE_EXPLICIT } tagenv;
 112 };
 113
 114 struct range {
 115     /*
 116      * We can't represent unsigned 64-bit ranges because max might be
 117      * negative...
 118      */
 119     int64_t min;
 120     int64_t max;
 121 };
 122
 123 enum ctype { CT_CONTENTS, CT_USER, CT_TABLE_CONSTRAINT } ;
 124
 125 struct constraint_spec;
 126
 127 struct iosclassfield {
 128     char *name;
 129     struct type *type;
 130     struct value *defval;
 131     HEIM_TAILQ_ENTRY(iosclassfield) fields;
 132     unsigned long id;
 133     unsigned int optional:1;
 134     unsigned int unique:1;
 135 };
 136
 137 typedef struct iosclassfield Field;
 138 HEIM_TAILQ_HEAD(fieldhead, iosclassfield);
 139
 140 struct iosobjectfield {
 141     char *name;
 142     struct type *type;
 143     struct value *value;
 144     HEIM_TAILQ_ENTRY(iosobjectfield) objfields;
 145     unsigned long id;
 146 };
 147
 148 typedef struct iosobjectfield ObjectField;
 149 HEIM_TAILQ_HEAD(objfieldhead, iosobjectfield);
 150
 151 struct iosclass {
 152     struct symbol *symbol;
 153     struct fieldhead *fields;
 154     unsigned long id;
 155 };
 156
 157 typedef struct iosclass IOSClass;
 158
 159 struct iosobject {
 160     struct symbol *symbol;
 161     struct objfieldhead *objfields;
 162     ObjectField *typeidf;
 163     IOSClass *iosclass;
 164     HEIM_TAILQ_ENTRY(iosobject) objects;
 165     unsigned long id;
 166     unsigned int ellipsis:1;
 167     unsigned int optional:1;
 168 };
 169
 170 typedef struct iosobject IOSObject;
 171 HEIM_TAILQ_HEAD(objectshead, iosobject);
 172
 173 struct iosobjectset {
 174     struct symbol *symbol;
 175     IOSClass *iosclass;
 176     struct objectshead *objects;
 177     unsigned long id;
 178 };
 179
 180 typedef struct iosobjectset IOSObjectSet;
 181
 182 struct typereference {
 183     /*
 184      * For now we don't support link fields, so we don't support chains of more
 185      * than one field.
 186      */
 187     IOSClass *iosclass;
 188     Field *field;
 189 };
 190
 191 struct type {
 192     Typetype type;
 193     struct memhead *members;
 194     struct symbol *symbol;
 195     struct type *subtype;
 196     struct typereference typeref; /* For type fields */
 197     IOSClass *formal_parameter;
 198     IOSObjectSet *actual_parameter;
 199     struct tagtype tag;
 200     struct range *range;
 201     struct constraint_spec *constraint;
 202     unsigned long id;
 203 };
 204
 205 typedef struct type Type;
 206
 207 struct component_relation_constraint {
 208     char *objectname;
 209     char *membername;
 210 };
 211
 212 struct constraint_spec {
 213     enum ctype ctype;
 214     union {
 215         struct {
 216             Type *type;
 217             struct value *encoding;
 218             struct component_relation_constraint crel;
 219         } content;
 220     } u;
 221 };
 222
 223 struct objid {
 224     const char *label;
 225     int value;
 226     struct objid *next;
 227 };
 228
 229 struct symbol {
 230     char *name;
 231     char *gen_name;
 232     enum { SUndefined, SValue, Stype, Sparamtype, Sclass, Sobj, Sobjset } stype;
 233     struct value *value;
 234     Type *type;
 235     IOSClass *iosclass;
 236     IOSObject *object;
 237     IOSObjectSet *objectset;
 238     HEIM_TAILQ_ENTRY(symbol) symlist;
 239     unsigned int emitted_declaration:1;
 240     unsigned int emitted_definition:1;
 241     unsigned int emitted_tag_enums:1;
 242     unsigned int emitted_template:1;
 243 };
 244
 245 typedef struct symbol Symbol;
 246
 247 //HEIM_TAILQ_HEAD(symhead, symbol);
 248 struct symhead {
 249     struct symbol *tqh_first;
 250     struct symbol **tqh_last;
 251 };
 252
 253 extern struct symhead symbols;
 254
 255 void initsym (void);
 256 Symbol *addsym (char *);
 257 Symbol *getsym(char *name);
 258 void output_name (char *);
 259 int checkundefined(void);
 260 void generate_types(void);
 261 void emitted_declaration(const Symbol *);
 262 void emitted_definition(const Symbol *);
 263 void emitted_tag_enums(const Symbol *);
 264 #endif