crypto/x509v3/x509v3.h

   1 /* x509v3.h */
   2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
   3  * project 1999.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 1999 The OpenSSL Project.  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
  17  *    the documentation and/or other materials provided with the
  18  *    distribution.
  19  *
  20  * 3. All advertising materials mentioning features or use of this
  21  *    software must display the following acknowledgment:
  22  *    "This product includes software developed by the OpenSSL Project
  23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  24  *
  25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  26  *    endorse or promote products derived from this software without
  27  *    prior written permission. For written permission, please contact
  28  *    licensing@OpenSSL.org.
  29  *
  30  * 5. Products derived from this software may not be called "OpenSSL"
  31  *    nor may "OpenSSL" appear in their names without prior written
  32  *    permission of the OpenSSL Project.
  33  *
  34  * 6. Redistributions of any form whatsoever must retain the following
  35  *    acknowledgment:
  36  *    "This product includes software developed by the OpenSSL Project
  37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38  *
  39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  50  * OF THE POSSIBILITY OF SUCH DAMAGE.
  51  * ====================================================================
  52  *
  53  * This product includes cryptographic software written by Eric Young
  54  * (eay@cryptsoft.com).  This product includes software written by Tim
  55  * Hudson (tjh@cryptsoft.com).
  56  *
  57  */
  58 #ifndef HEADER_X509V3_H
  59 #define HEADER_X509V3_H
  60
  61 #ifdef __cplusplus
  62 extern "C" {
  63 #endif
  64
  65 #include "bio.h"
  66 #include "x509.h"
  67
  68 /* Forward reference */
  69 struct v3_ext_method;
  70 struct v3_ext_ctx;
  71
  72 /* Useful typedefs */
  73
  74 typedef char * (*X509V3_EXT_NEW)();
  75 typedef void (*X509V3_EXT_FREE)();
  76 typedef char * (*X509V3_EXT_D2I)();
  77 typedef int (*X509V3_EXT_I2D)();
  78 typedef STACK * (*X509V3_EXT_I2V)(struct v3_ext_method *method, char *ext);
  79 typedef char * (*X509V3_EXT_V2I)(struct v3_ext_method *method, struct v3_ext_ctx *ctx, STACK *values);
  80 typedef char * (*X509V3_EXT_I2S)(struct v3_ext_method *method, char *ext);
  81 typedef char * (*X509V3_EXT_S2I)(struct v3_ext_method *method, struct v3_ext_ctx *ctx, char *str);
  82 typedef int (*X509V3_EXT_I2R)(struct v3_ext_method *method, char *ext, BIO *out);
  83
  84 /* V3 extension structure */
  85
  86 struct v3_ext_method {
  87 int ext_nid;
  88 int ext_flags;
  89 X509V3_EXT_NEW ext_new;
  90 X509V3_EXT_FREE ext_free;
  91 X509V3_EXT_D2I d2i;
  92 X509V3_EXT_I2D i2d;
  93
  94 /* The following pair is used for string extensions */
  95 X509V3_EXT_I2S i2s;
  96 X509V3_EXT_S2I s2i;
  97
  98 /* The following pair is used for multi-valued extensions */
  99 X509V3_EXT_I2V i2v;
 100 X509V3_EXT_V2I v2i;
 101
 102 /* The following is used for raw extensions */
 103 X509V3_EXT_I2R i2r;
 104
 105 char *usr_data; /* Any extension specific data */
 106 };
 107
 108 /* Context specific info */
 109 struct v3_ext_ctx {
 110 X509 *issuer_cert;
 111 X509 *subject_cert;
 112 X509_REQ *subject_req;
 113 /* Maybe more here */
 114 };
 115
 116 typedef struct v3_ext_method X509V3_EXT_METHOD;
 117 typedef struct v3_ext_ctx X509V3_CTX;
 118
 119 /* ext_flags values */
 120 #define X509V3_EXT_DYNAMIC 0x1
 121
 122 typedef struct {
 123 int bitnum;
 124 char *lname;
 125 char *sname;
 126 } BIT_STRING_BITNAME;
 127
 128 typedef struct {
 129 int ca;
 130 ASN1_INTEGER *pathlen;
 131 } BASIC_CONSTRAINTS;
 132
 133 #define X509V3_conf_err(val) ERR_add_error_data(6, "section:", val->section, \
 134 ",name:", val->name, ",value:", val->value);
 135
 136 #define EXT_BITSTRING(nid, table) { nid, 0, \
 137                         (X509V3_EXT_NEW)asn1_bit_string_new, ASN1_STRING_free, \
 138                         (X509V3_EXT_D2I)d2i_ASN1_BIT_STRING, \
 139                         i2d_ASN1_BIT_STRING, \
 140                         NULL, NULL, \
 141                         (X509V3_EXT_I2V)i2v_ASN1_BIT_STRING, \
 142                         (X509V3_EXT_V2I)v2i_ASN1_BIT_STRING, \
 143                         NULL, \
 144                         (char *)table}
 145
 146 #define EXT_IA5STRING(nid) { nid, 0, \
 147                         (X509V3_EXT_NEW)ia5string_new, ASN1_STRING_free, \
 148                         (X509V3_EXT_D2I)d2i_ASN1_IA5STRING, \
 149                         i2d_ASN1_IA5STRING, \
 150                         (X509V3_EXT_I2S)i2s_ASN1_IA5STRING, \
 151                         (X509V3_EXT_S2I)s2i_ASN1_IA5STRING, \
 152                         NULL, NULL, NULL, \
 153                         NULL}
 154
 155 #define EXT_END { -1, 0, NULL, NULL, NULL, NULL, NULL, NULL, \
 156                          NULL, NULL, NULL, \
 157                          NULL}
 158
 159 #ifndef NOPROTO
 160 void ERR_load_X509V3_strings(void);
 161 int i2d_BASIC_CONSTRAINTS(BASIC_CONSTRAINTS *a, unsigned char **pp);
 162 BASIC_CONSTRAINTS *d2i_BASIC_CONSTRAINTS(BASIC_CONSTRAINTS **a, unsigned char **pp, long length);
 163 BASIC_CONSTRAINTS *BASIC_CONSTRAINTS_new(void);
 164 void BASIC_CONSTRAINTS_free(BASIC_CONSTRAINTS *a);
 165
 166 int i2d_ext_ku(STACK *a, unsigned char **pp);
 167 STACK *d2i_ext_ku(STACK **a, unsigned char **pp, long length);
 168 void ext_ku_free(STACK *a);
 169 STACK *ext_ku_new(void);
 170
 171 #ifdef HEADER_CONF_H
 172 void X509V3_conf_free(CONF_VALUE *val);
 173 X509_EXTENSION *X509V3_EXT_conf_nid(LHASH *conf, X509V3_CTX *ctx, int ext_nid, char *value);
 174 X509_EXTENSION *X509V3_EXT_conf(LHASH *conf, X509V3_CTX *ctx, char *name, char *value);
 175 int X509V3_EXT_add_conf(LHASH *conf, X509V3_CTX *ctx, char *section, X509 *cert);
 176 int X509V3_get_value_bool(CONF_VALUE *value, int *asn1_bool);
 177 int X509V3_get_value_int(CONF_VALUE *value, ASN1_INTEGER **aint);
 178 #endif
 179
 180 int X509V3_add_value(char *name, char *value, STACK **extlist);
 181 int X509V3_add_value_bool(char *name, int asn1_bool, STACK **extlist);
 182 int X509V3_add_value_int( char *name, ASN1_INTEGER *aint, STACK **extlist);
 183 int X509V3_EXT_add(X509V3_EXT_METHOD *ext);
 184 int X509V3_EXT_add_alias(int nid_to, int nid_from);
 185 void X509V3_EXT_cleanup(void);
 186
 187 X509V3_EXT_METHOD *X509V3_EXT_get(X509_EXTENSION *ext);
 188 X509V3_EXT_METHOD *X509V3_EXT_get_nid(int nid);
 189 int X509V3_add_standard_extensions(void);
 190 STACK *X509V3_parse_list(char *line);
 191
 192 int X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, int flag);
 193 int X509V3_EXT_print_fp(FILE *out, X509_EXTENSION *ext, int flag);
 194
 195 #else
 196
 197 void ERR_load_X509V3_strings();
 198 int i2d_BASIC_CONSTRAINTS();
 199 BASIC_CONSTRAINTS *d2i_BASIC_CONSTRAINTS();
 200 BASIC_CONSTRAINTS *BASIC_CONSTRAINTS_new();
 201 void BASIC_CONSTRAINTS_free();
 202
 203 int i2d_ext_ku();
 204 STACK *d2i_ext_ku();
 205 void ext_ku_free();
 206 STACK *ext_ku_new();
 207
 208 #ifdef HEADER_CONF_H
 209 void X509V3_conf_free();
 210 X509_EXTENSION *X509V3_EXT_conf_nid();
 211 X509_EXTENSION *X509V3_EXT_conf();
 212 int X509V3_EXT_add_conf();
 213 int X509V3_get_value_bool();
 214 int X509V3_get_value_int();
 215 #endif
 216
 217 int X509V3_add_value();
 218 int X509V3_add_value_bool();
 219 int X509V3_add_value_int();
 220 int X509V3_EXT_add();
 221 int X509V3_EXT_add_alias();
 222 void X509V3_EXT_cleanup();
 223
 224 X509V3_EXT_METHOD *X509V3_EXT_get();
 225 X509V3_EXT_METHOD *X509V3_EXT_get_nid();
 226 int X509V3_add_standard_extensions();
 227 STACK *X509V3_parse_list();
 228
 229 int X509V3_EXT_print();
 230 int X509V3_EXT_print_fp();
 231 #endif
 232
 233 /* BEGIN ERROR CODES */
 234 /* Error codes for the X509V3 functions. */
 235
 236 /* Function codes. */
 237 #define X509V3_F_S2I_ASN1_IA5STRING                      100
 238 #define X509V3_F_V2I_ASN1_BIT_STRING                     101
 239 #define X509V3_F_V2I_BASIC_CONSTRAINTS                   102
 240 #define X509V3_F_V2I_EXT_KU                              103
 241 #define X509V3_F_X509V3_ADD_EXT                          104
 242 #define X509V3_F_X509V3_ADD_VALUE                        105
 243 #define X509V3_F_X509V3_EXT_ADD_ALIAS                    106
 244 #define X509V3_F_X509V3_EXT_CONF                         107
 245 #define X509V3_F_X509V3_GET_VALUE_INT                    108
 246 #define X509V3_F_X509V3_PARSE_LIST                       109
 247 #define X509V3_F_X509V3_VALUE_GET_BOOL                   110
 248
 249 /* Reason codes. */
 250 #define X509V3_R_BN_DEC2BN_ERROR                         100
 251 #define X509V3_R_BN_TO_ASN1_INTEGER_ERROR                101
 252 #define X509V3_R_EXTENSION_NOT_FOUND                     102
 253 #define X509V3_R_EXTENSION_SETTING_NOT_SUPPORTED         103
 254 #define X509V3_R_INVALID_BOOLEAN_STRING                  104
 255 #define X509V3_R_INVALID_EXTENSION_STRING                105
 256 #define X509V3_R_INVALID_NAME                            106
 257 #define X509V3_R_INVALID_NULL_ARGUMENT                   107
 258 #define X509V3_R_INVALID_NULL_NAME                       108
 259 #define X509V3_R_INVALID_NULL_VALUE                      109
 260 #define X509V3_R_INVALID_OBJECT_IDENTIFIER               110
 261 #define X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT             111
 262
 263 #ifdef  __cplusplus
 264 }
 265 #endif
 266 #endif
 267