include/openssl/asn1.h.in

   1 /*
   2  * {- join("\n * ", @autowarntext) -}
   3  *
   4  * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
   5  *
   6  * Licensed under the Apache License 2.0 (the "License").  You may not use
   7  * this file except in compliance with the License.  You can obtain a copy
   8  * in the file LICENSE in the source distribution or at
   9  * https://www.openssl.org/source/license.html
  10  */
  11
  12 {-
  13 use OpenSSL::stackhash qw(generate_stack_macros);
  14 -}
  15
  16 #ifndef OPENSSL_ASN1_H
  17 # define OPENSSL_ASN1_H
  18 # pragma once
  19
  20 # include <openssl/macros.h>
  21 # ifndef OPENSSL_NO_DEPRECATED_3_0
  22 #  define HEADER_ASN1_H
  23 # endif
  24
  25 # include <time.h>
  26 # include <openssl/e_os2.h>
  27 # include <openssl/opensslconf.h>
  28 # include <openssl/bio.h>
  29 # include <openssl/safestack.h>
  30 # include <openssl/asn1err.h>
  31 # include <openssl/symhacks.h>
  32
  33 # include <openssl/types.h>
  34 # include <openssl/bn.h>
  35
  36 # ifdef OPENSSL_BUILD_SHLIBCRYPTO
  37 #  undef OPENSSL_EXTERN
  38 #  define OPENSSL_EXTERN OPENSSL_EXPORT
  39 # endif
  40
  41 #ifdef  __cplusplus
  42 extern "C" {
  43 #endif
  44
  45 # define V_ASN1_UNIVERSAL                0x00
  46 # define V_ASN1_APPLICATION              0x40
  47 # define V_ASN1_CONTEXT_SPECIFIC         0x80
  48 # define V_ASN1_PRIVATE                  0xc0
  49
  50 # define V_ASN1_CONSTRUCTED              0x20
  51 # define V_ASN1_PRIMITIVE_TAG            0x1f
  52 # define V_ASN1_PRIMATIVE_TAG /*compat*/ V_ASN1_PRIMITIVE_TAG
  53
  54 # define V_ASN1_APP_CHOOSE               -2/* let the recipient choose */
  55 # define V_ASN1_OTHER                    -3/* used in ASN1_TYPE */
  56 # define V_ASN1_ANY                      -4/* used in ASN1 template code */
  57
  58 # define V_ASN1_UNDEF                    -1
  59 /* ASN.1 tag values */
  60 # define V_ASN1_EOC                      0
  61 # define V_ASN1_BOOLEAN                  1 /**/
  62 # define V_ASN1_INTEGER                  2
  63 # define V_ASN1_BIT_STRING               3
  64 # define V_ASN1_OCTET_STRING             4
  65 # define V_ASN1_NULL                     5
  66 # define V_ASN1_OBJECT                   6
  67 # define V_ASN1_OBJECT_DESCRIPTOR        7
  68 # define V_ASN1_EXTERNAL                 8
  69 # define V_ASN1_REAL                     9
  70 # define V_ASN1_ENUMERATED               10
  71 # define V_ASN1_UTF8STRING               12
  72 # define V_ASN1_SEQUENCE                 16
  73 # define V_ASN1_SET                      17
  74 # define V_ASN1_NUMERICSTRING            18 /**/
  75 # define V_ASN1_PRINTABLESTRING          19
  76 # define V_ASN1_T61STRING                20
  77 # define V_ASN1_TELETEXSTRING            20/* alias */
  78 # define V_ASN1_VIDEOTEXSTRING           21 /**/
  79 # define V_ASN1_IA5STRING                22
  80 # define V_ASN1_UTCTIME                  23
  81 # define V_ASN1_GENERALIZEDTIME          24 /**/
  82 # define V_ASN1_GRAPHICSTRING            25 /**/
  83 # define V_ASN1_ISO64STRING              26 /**/
  84 # define V_ASN1_VISIBLESTRING            26/* alias */
  85 # define V_ASN1_GENERALSTRING            27 /**/
  86 # define V_ASN1_UNIVERSALSTRING          28 /**/
  87 # define V_ASN1_BMPSTRING                30
  88
  89 /*
  90  * NB the constants below are used internally by ASN1_INTEGER
  91  * and ASN1_ENUMERATED to indicate the sign. They are *not* on
  92  * the wire tag values.
  93  */
  94
  95 # define V_ASN1_NEG                      0x100
  96 # define V_ASN1_NEG_INTEGER              (2 | V_ASN1_NEG)
  97 # define V_ASN1_NEG_ENUMERATED           (10 | V_ASN1_NEG)
  98
  99 /* For use with d2i_ASN1_type_bytes() */
 100 # define B_ASN1_NUMERICSTRING    0x0001
 101 # define B_ASN1_PRINTABLESTRING  0x0002
 102 # define B_ASN1_T61STRING        0x0004
 103 # define B_ASN1_TELETEXSTRING    0x0004
 104 # define B_ASN1_VIDEOTEXSTRING   0x0008
 105 # define B_ASN1_IA5STRING        0x0010
 106 # define B_ASN1_GRAPHICSTRING    0x0020
 107 # define B_ASN1_ISO64STRING      0x0040
 108 # define B_ASN1_VISIBLESTRING    0x0040
 109 # define B_ASN1_GENERALSTRING    0x0080
 110 # define B_ASN1_UNIVERSALSTRING  0x0100
 111 # define B_ASN1_OCTET_STRING     0x0200
 112 # define B_ASN1_BIT_STRING       0x0400
 113 # define B_ASN1_BMPSTRING        0x0800
 114 # define B_ASN1_UNKNOWN          0x1000
 115 # define B_ASN1_UTF8STRING       0x2000
 116 # define B_ASN1_UTCTIME          0x4000
 117 # define B_ASN1_GENERALIZEDTIME  0x8000
 118 # define B_ASN1_SEQUENCE         0x10000
 119 /* For use with ASN1_mbstring_copy() */
 120 # define MBSTRING_FLAG           0x1000
 121 # define MBSTRING_UTF8           (MBSTRING_FLAG)
 122 # define MBSTRING_ASC            (MBSTRING_FLAG|1)
 123 # define MBSTRING_BMP            (MBSTRING_FLAG|2)
 124 # define MBSTRING_UNIV           (MBSTRING_FLAG|4)
 125 # define SMIME_OLDMIME           0x400
 126 # define SMIME_CRLFEOL           0x800
 127 # define SMIME_STREAM            0x1000
 128
 129 /* Stacks for types not otherwise defined in this header */
 130 {-
 131     generate_stack_macros("X509_ALGOR");
 132 -}
 133
 134
 135 # define ASN1_STRING_FLAG_BITS_LEFT 0x08/* Set if 0x07 has bits left value */
 136 /*
 137  * This indicates that the ASN1_STRING is not a real value but just a place
 138  * holder for the location where indefinite length constructed data should be
 139  * inserted in the memory buffer
 140  */
 141 # define ASN1_STRING_FLAG_NDEF 0x010
 142
 143 /*
 144  * This flag is used by the CMS code to indicate that a string is not
 145  * complete and is a place holder for content when it had all been accessed.
 146  * The flag will be reset when content has been written to it.
 147  */
 148
 149 # define ASN1_STRING_FLAG_CONT 0x020
 150 /*
 151  * This flag is used by ASN1 code to indicate an ASN1_STRING is an MSTRING
 152  * type.
 153  */
 154 # define ASN1_STRING_FLAG_MSTRING 0x040
 155 /* String is embedded and only content should be freed */
 156 # define ASN1_STRING_FLAG_EMBED 0x080
 157 /* String should be parsed in RFC 5280's time format */
 158 # define ASN1_STRING_FLAG_X509_TIME 0x100
 159 /* This is the base type that holds just about everything :-) */
 160 struct asn1_string_st {
 161     int length;
 162     int type;
 163     unsigned char *data;
 164     /*
 165      * The value of the following field depends on the type being held.  It
 166      * is mostly being used for BIT_STRING so if the input data has a
 167      * non-zero 'unused bits' value, it will be handled correctly
 168      */
 169     long flags;
 170 };
 171
 172 /*
 173  * ASN1_ENCODING structure: this is used to save the received encoding of an
 174  * ASN1 type. This is useful to get round problems with invalid encodings
 175  * which can break signatures.
 176  */
 177
 178 typedef struct ASN1_ENCODING_st {
 179     unsigned char *enc;         /* DER encoding */
 180     long len;                   /* Length of encoding */
 181     int modified;               /* set to 1 if 'enc' is invalid */
 182 } ASN1_ENCODING;
 183
 184 /* Used with ASN1 LONG type: if a long is set to this it is omitted */
 185 # define ASN1_LONG_UNDEF 0x7fffffffL
 186
 187 # define STABLE_FLAGS_MALLOC     0x01
 188 /*
 189  * A zero passed to ASN1_STRING_TABLE_new_add for the flags is interpreted
 190  * as "don't change" and STABLE_FLAGS_MALLOC is always set. By setting
 191  * STABLE_FLAGS_MALLOC only we can clear the existing value. Use the alias
 192  * STABLE_FLAGS_CLEAR to reflect this.
 193  */
 194 # define STABLE_FLAGS_CLEAR      STABLE_FLAGS_MALLOC
 195 # define STABLE_NO_MASK          0x02
 196 # define DIRSTRING_TYPE  \
 197  (B_ASN1_PRINTABLESTRING|B_ASN1_T61STRING|B_ASN1_BMPSTRING|B_ASN1_UTF8STRING)
 198 # define PKCS9STRING_TYPE (DIRSTRING_TYPE|B_ASN1_IA5STRING)
 199
 200 struct asn1_string_table_st {
 201     int nid;
 202     long minsize;
 203     long maxsize;
 204     unsigned long mask;
 205     unsigned long flags;
 206 };
 207
 208 {-
 209     generate_stack_macros("ASN1_STRING_TABLE");
 210 -}
 211
 212 /* size limits: this stuff is taken straight from RFC2459 */
 213
 214 # define ub_name                         32768
 215 # define ub_common_name                  64
 216 # define ub_locality_name                128
 217 # define ub_state_name                   128
 218 # define ub_organization_name            64
 219 # define ub_organization_unit_name       64
 220 # define ub_title                        64
 221 # define ub_email_address                128
 222
 223 /*
 224  * Declarations for template structures: for full definitions see asn1t.h
 225  */
 226 typedef struct ASN1_TEMPLATE_st ASN1_TEMPLATE;
 227 typedef struct ASN1_TLC_st ASN1_TLC;
 228 /* This is just an opaque pointer */
 229 typedef struct ASN1_VALUE_st ASN1_VALUE;
 230
 231 /* Declare ASN1 functions: the implement macro in in asn1t.h */
 232
 233 /*
 234  * The mysterious 'extern' that's passed to some macros is innocuous,
 235  * and is there to quiet pre-C99 compilers that may complain about empty
 236  * arguments in macro calls.
 237  */
 238
 239 # define DECLARE_ASN1_FUNCTIONS_attr(attr, type)                            \
 240     DECLARE_ASN1_FUNCTIONS_name_attr(attr, type, type)
 241 # define DECLARE_ASN1_FUNCTIONS(type)                                       \
 242     DECLARE_ASN1_FUNCTIONS_attr(extern, type)
 243
 244 # define DECLARE_ASN1_ALLOC_FUNCTIONS_attr(attr, type)                      \
 245     DECLARE_ASN1_ALLOC_FUNCTIONS_name_attr(attr, type, type)
 246 # define DECLARE_ASN1_ALLOC_FUNCTIONS(type)                                 \
 247     DECLARE_ASN1_ALLOC_FUNCTIONS_attr(extern, type)
 248
 249 # define DECLARE_ASN1_FUNCTIONS_name_attr(attr, type, name)                 \
 250     DECLARE_ASN1_ALLOC_FUNCTIONS_name_attr(attr, type, name)                \
 251     DECLARE_ASN1_ENCODE_FUNCTIONS_name_attr(attr, type, name)
 252 # define DECLARE_ASN1_FUNCTIONS_name(type, name)                            \
 253     DECLARE_ASN1_FUNCTIONS_name_attr(extern, type, name)
 254
 255 # define DECLARE_ASN1_ENCODE_FUNCTIONS_attr(attr, type, itname, name)       \
 256     DECLARE_ASN1_ENCODE_FUNCTIONS_only_attr(attr, type, name)               \
 257     DECLARE_ASN1_ITEM_attr(attr, itname)
 258 # define DECLARE_ASN1_ENCODE_FUNCTIONS(type, itname, name)                  \
 259     DECLARE_ASN1_ENCODE_FUNCTIONS_attr(extern, type, itname, name)
 260
 261 # define DECLARE_ASN1_ENCODE_FUNCTIONS_name_attr(attr, type, name)          \
 262     DECLARE_ASN1_ENCODE_FUNCTIONS_attr(attr, type, name, name)
 263 # define DECLARE_ASN1_ENCODE_FUNCTIONS_name(type, name) \
 264     DECLARE_ASN1_ENCODE_FUNCTIONS_name_attr(extern, type, name)
 265
 266 # define DECLARE_ASN1_ENCODE_FUNCTIONS_only_attr(attr, type, name)          \
 267     attr type *d2i_##name(type **a, const unsigned char **in, long len);    \
 268     attr int i2d_##name(const type *a, unsigned char **out);
 269 # define DECLARE_ASN1_ENCODE_FUNCTIONS_only(type, name)                     \
 270     DECLARE_ASN1_ENCODE_FUNCTIONS_only_attr(extern, type, name)
 271
 272 # define DECLARE_ASN1_NDEF_FUNCTION_attr(attr, name)                        \
 273     attr int i2d_##name##_NDEF(const name *a, unsigned char **out);
 274 # define DECLARE_ASN1_NDEF_FUNCTION(name)                                   \
 275     DECLARE_ASN1_NDEF_FUNCTION_attr(extern, name)
 276
 277 # define DECLARE_ASN1_ALLOC_FUNCTIONS_name_attr(attr, type, name)           \
 278     attr type *name##_new(void);                                            \
 279     attr void name##_free(type *a);
 280 # define DECLARE_ASN1_ALLOC_FUNCTIONS_name(type, name)                      \
 281     DECLARE_ASN1_ALLOC_FUNCTIONS_name_attr(extern, type, name)
 282
 283 # define DECLARE_ASN1_DUP_FUNCTION_attr(attr, type)                         \
 284     DECLARE_ASN1_DUP_FUNCTION_name_attr(attr, type, type)
 285 # define DECLARE_ASN1_DUP_FUNCTION(type)                                    \
 286     DECLARE_ASN1_DUP_FUNCTION_attr(extern, type)
 287
 288 # define DECLARE_ASN1_DUP_FUNCTION_name_attr(attr, type, name)              \
 289     attr type *name##_dup(const type *a);
 290 # define DECLARE_ASN1_DUP_FUNCTION_name(type, name)                         \
 291     DECLARE_ASN1_DUP_FUNCTION_name_attr(extern, type, name)
 292
 293 # define DECLARE_ASN1_PRINT_FUNCTION_attr(attr, stname)                     \
 294     DECLARE_ASN1_PRINT_FUNCTION_fname_attr(attr, stname, stname)
 295 # define DECLARE_ASN1_PRINT_FUNCTION(stname)                                \
 296     DECLARE_ASN1_PRINT_FUNCTION_attr(extern, stname)
 297
 298 # define DECLARE_ASN1_PRINT_FUNCTION_fname_attr(attr, stname, fname)        \
 299     attr int fname##_print_ctx(BIO *out, const stname *x, int indent,       \
 300                                const ASN1_PCTX *pctx);
 301 # define DECLARE_ASN1_PRINT_FUNCTION_fname(stname, fname)                   \
 302     DECLARE_ASN1_PRINT_FUNCTION_fname_attr(extern, stname, fname)
 303
 304 # define D2I_OF(type) type *(*)(type **,const unsigned char **,long)
 305 # define I2D_OF(type) int (*)(const type *,unsigned char **)
 306
 307 # define CHECKED_D2I_OF(type, d2i) \
 308     ((d2i_of_void*) (1 ? d2i : ((D2I_OF(type))0)))
 309 # define CHECKED_I2D_OF(type, i2d) \
 310     ((i2d_of_void*) (1 ? i2d : ((I2D_OF(type))0)))
 311 # define CHECKED_NEW_OF(type, xnew) \
 312     ((void *(*)(void)) (1 ? xnew : ((type *(*)(void))0)))
 313 # define CHECKED_PTR_OF(type, p) \
 314     ((void*) (1 ? p : (type*)0))
 315 # define CHECKED_PPTR_OF(type, p) \
 316     ((void**) (1 ? p : (type**)0))
 317
 318 # define TYPEDEF_D2I_OF(type) typedef type *d2i_of_##type(type **,const unsigned char **,long)
 319 # define TYPEDEF_I2D_OF(type) typedef int i2d_of_##type(const type *,unsigned char **)
 320 # define TYPEDEF_D2I2D_OF(type) TYPEDEF_D2I_OF(type); TYPEDEF_I2D_OF(type)
 321
 322 typedef void *d2i_of_void(void **, const unsigned char **, long);
 323 typedef int i2d_of_void(const void *, unsigned char **);
 324
 325 /*-
 326  * The following macros and typedefs allow an ASN1_ITEM
 327  * to be embedded in a structure and referenced. Since
 328  * the ASN1_ITEM pointers need to be globally accessible
 329  * (possibly from shared libraries) they may exist in
 330  * different forms. On platforms that support it the
 331  * ASN1_ITEM structure itself will be globally exported.
 332  * Other platforms will export a function that returns
 333  * an ASN1_ITEM pointer.
 334  *
 335  * To handle both cases transparently the macros below
 336  * should be used instead of hard coding an ASN1_ITEM
 337  * pointer in a structure.
 338  *
 339  * The structure will look like this:
 340  *
 341  * typedef struct SOMETHING_st {
 342  *      ...
 343  *      ASN1_ITEM_EXP *iptr;
 344  *      ...
 345  * } SOMETHING;
 346  *
 347  * It would be initialised as e.g.:
 348  *
 349  * SOMETHING somevar = {...,ASN1_ITEM_ref(X509),...};
 350  *
 351  * and the actual pointer extracted with:
 352  *
 353  * const ASN1_ITEM *it = ASN1_ITEM_ptr(somevar.iptr);
 354  *
 355  * Finally an ASN1_ITEM pointer can be extracted from an
 356  * appropriate reference with: ASN1_ITEM_rptr(X509). This
 357  * would be used when a function takes an ASN1_ITEM * argument.
 358  *
 359  */
 360
 361
 362 /*
 363  * Platforms that can't easily handle shared global variables are declared as
 364  * functions returning ASN1_ITEM pointers.
 365  */
 366
 367 /* ASN1_ITEM pointer exported type */
 368 typedef const ASN1_ITEM *ASN1_ITEM_EXP (void);
 369
 370 /* Macro to obtain ASN1_ITEM pointer from exported type */
 371 # define ASN1_ITEM_ptr(iptr) (iptr())
 372
 373 /* Macro to include ASN1_ITEM pointer from base type */
 374 # define ASN1_ITEM_ref(iptr) (iptr##_it)
 375
 376 # define ASN1_ITEM_rptr(ref) (ref##_it())
 377
 378 # define DECLARE_ASN1_ITEM_attr(attr, name)                                 \
 379     attr const ASN1_ITEM * name##_it(void);
 380 # define DECLARE_ASN1_ITEM(name)                                            \
 381     DECLARE_ASN1_ITEM_attr(extern, name)
 382
 383 /* Parameters used by ASN1_STRING_print_ex() */
 384
 385 /*
 386  * These determine which characters to escape: RFC2253 special characters,
 387  * control characters and MSB set characters
 388  */
 389
 390 # define ASN1_STRFLGS_ESC_2253           1
 391 # define ASN1_STRFLGS_ESC_CTRL           2
 392 # define ASN1_STRFLGS_ESC_MSB            4
 393
 394 /*
 395  * This flag determines how we do escaping: normally RC2253 backslash only,
 396  * set this to use backslash and quote.
 397  */
 398
 399 # define ASN1_STRFLGS_ESC_QUOTE          8
 400
 401 /* These three flags are internal use only. */
 402
 403 /* Character is a valid PrintableString character */
 404 # define CHARTYPE_PRINTABLESTRING        0x10
 405 /* Character needs escaping if it is the first character */
 406 # define CHARTYPE_FIRST_ESC_2253         0x20
 407 /* Character needs escaping if it is the last character */
 408 # define CHARTYPE_LAST_ESC_2253          0x40
 409
 410 /*
 411  * NB the internal flags are safely reused below by flags handled at the top
 412  * level.
 413  */
 414
 415 /*
 416  * If this is set we convert all character strings to UTF8 first
 417  */
 418
 419 # define ASN1_STRFLGS_UTF8_CONVERT       0x10
 420
 421 /*
 422  * If this is set we don't attempt to interpret content: just assume all
 423  * strings are 1 byte per character. This will produce some pretty odd
 424  * looking output!
 425  */
 426
 427 # define ASN1_STRFLGS_IGNORE_TYPE        0x20
 428
 429 /* If this is set we include the string type in the output */
 430 # define ASN1_STRFLGS_SHOW_TYPE          0x40
 431
 432 /*
 433  * This determines which strings to display and which to 'dump' (hex dump of
 434  * content octets or DER encoding). We can only dump non character strings or
 435  * everything. If we don't dump 'unknown' they are interpreted as character
 436  * strings with 1 octet per character and are subject to the usual escaping
 437  * options.
 438  */
 439
 440 # define ASN1_STRFLGS_DUMP_ALL           0x80
 441 # define ASN1_STRFLGS_DUMP_UNKNOWN       0x100
 442
 443 /*
 444  * These determine what 'dumping' does, we can dump the content octets or the
 445  * DER encoding: both use the RFC2253 #XXXXX notation.
 446  */
 447
 448 # define ASN1_STRFLGS_DUMP_DER           0x200
 449
 450 /*
 451  * This flag specifies that RC2254 escaping shall be performed.
 452  */
 453 #define ASN1_STRFLGS_ESC_2254           0x400
 454
 455 /*
 456  * All the string flags consistent with RFC2253, escaping control characters
 457  * isn't essential in RFC2253 but it is advisable anyway.
 458  */
 459
 460 # define ASN1_STRFLGS_RFC2253    (ASN1_STRFLGS_ESC_2253 | \
 461                                 ASN1_STRFLGS_ESC_CTRL | \
 462                                 ASN1_STRFLGS_ESC_MSB | \
 463                                 ASN1_STRFLGS_UTF8_CONVERT | \
 464                                 ASN1_STRFLGS_DUMP_UNKNOWN | \
 465                                 ASN1_STRFLGS_DUMP_DER)
 466
 467
 468 struct asn1_type_st {
 469     int type;
 470     union {
 471         char *ptr;
 472         ASN1_BOOLEAN boolean;
 473         ASN1_STRING *asn1_string;
 474         ASN1_OBJECT *object;
 475         ASN1_INTEGER *integer;
 476         ASN1_ENUMERATED *enumerated;
 477         ASN1_BIT_STRING *bit_string;
 478         ASN1_OCTET_STRING *octet_string;
 479         ASN1_PRINTABLESTRING *printablestring;
 480         ASN1_T61STRING *t61string;
 481         ASN1_IA5STRING *ia5string;
 482         ASN1_GENERALSTRING *generalstring;
 483         ASN1_BMPSTRING *bmpstring;
 484         ASN1_UNIVERSALSTRING *universalstring;
 485         ASN1_UTCTIME *utctime;
 486         ASN1_GENERALIZEDTIME *generalizedtime;
 487         ASN1_VISIBLESTRING *visiblestring;
 488         ASN1_UTF8STRING *utf8string;
 489         /*
 490          * set and sequence are left complete and still contain the set or
 491          * sequence bytes
 492          */
 493         ASN1_STRING *set;
 494         ASN1_STRING *sequence;
 495         ASN1_VALUE *asn1_value;
 496     } value;
 497 };
 498
 499 {-
 500     generate_stack_macros("ASN1_TYPE");
 501 -}
 502
 503 typedef STACK_OF(ASN1_TYPE) ASN1_SEQUENCE_ANY;
 504
 505 DECLARE_ASN1_ENCODE_FUNCTIONS_name(ASN1_SEQUENCE_ANY, ASN1_SEQUENCE_ANY)
 506 DECLARE_ASN1_ENCODE_FUNCTIONS_name(ASN1_SEQUENCE_ANY, ASN1_SET_ANY)
 507
 508 /* This is used to contain a list of bit names */
 509 typedef struct BIT_STRING_BITNAME_st {
 510     int bitnum;
 511     const char *lname;
 512     const char *sname;
 513 } BIT_STRING_BITNAME;
 514
 515 # define B_ASN1_TIME \
 516                         B_ASN1_UTCTIME | \
 517                         B_ASN1_GENERALIZEDTIME
 518
 519 # define B_ASN1_PRINTABLE \
 520                         B_ASN1_NUMERICSTRING| \
 521                         B_ASN1_PRINTABLESTRING| \
 522                         B_ASN1_T61STRING| \
 523                         B_ASN1_IA5STRING| \
 524                         B_ASN1_BIT_STRING| \
 525                         B_ASN1_UNIVERSALSTRING|\
 526                         B_ASN1_BMPSTRING|\
 527                         B_ASN1_UTF8STRING|\
 528                         B_ASN1_SEQUENCE|\
 529                         B_ASN1_UNKNOWN
 530
 531 # define B_ASN1_DIRECTORYSTRING \
 532                         B_ASN1_PRINTABLESTRING| \
 533                         B_ASN1_TELETEXSTRING|\
 534                         B_ASN1_BMPSTRING|\
 535                         B_ASN1_UNIVERSALSTRING|\
 536                         B_ASN1_UTF8STRING
 537
 538 # define B_ASN1_DISPLAYTEXT \
 539                         B_ASN1_IA5STRING| \
 540                         B_ASN1_VISIBLESTRING| \
 541                         B_ASN1_BMPSTRING|\
 542                         B_ASN1_UTF8STRING
 543
 544 DECLARE_ASN1_ALLOC_FUNCTIONS_name(ASN1_TYPE, ASN1_TYPE)
 545 DECLARE_ASN1_ENCODE_FUNCTIONS(ASN1_TYPE, ASN1_ANY, ASN1_TYPE)
 546
 547 int ASN1_TYPE_get(const ASN1_TYPE *a);
 548 void ASN1_TYPE_set(ASN1_TYPE *a, int type, void *value);
 549 int ASN1_TYPE_set1(ASN1_TYPE *a, int type, const void *value);
 550 int ASN1_TYPE_cmp(const ASN1_TYPE *a, const ASN1_TYPE *b);
 551
 552 ASN1_TYPE *ASN1_TYPE_pack_sequence(const ASN1_ITEM *it, void *s, ASN1_TYPE **t);
 553 void *ASN1_TYPE_unpack_sequence(const ASN1_ITEM *it, const ASN1_TYPE *t);
 554
 555 {-
 556     generate_stack_macros("ASN1_OBJECT");
 557 -}
 558
 559 DECLARE_ASN1_FUNCTIONS(ASN1_OBJECT)
 560
 561 ASN1_STRING *ASN1_STRING_new(void);
 562 void ASN1_STRING_free(ASN1_STRING *a);
 563 void ASN1_STRING_clear_free(ASN1_STRING *a);
 564 int ASN1_STRING_copy(ASN1_STRING *dst, const ASN1_STRING *str);
 565 DECLARE_ASN1_DUP_FUNCTION(ASN1_STRING)
 566 ASN1_STRING *ASN1_STRING_type_new(int type);
 567 int ASN1_STRING_cmp(const ASN1_STRING *a, const ASN1_STRING *b);
 568   /*
 569    * Since this is used to store all sorts of things, via macros, for now,
 570    * make its data void *
 571    */
 572 int ASN1_STRING_set(ASN1_STRING *str, const void *data, int len);
 573 void ASN1_STRING_set0(ASN1_STRING *str, void *data, int len);
 574 int ASN1_STRING_length(const ASN1_STRING *x);
 575 DEPRECATEDIN_3_0(void ASN1_STRING_length_set(ASN1_STRING *x, int n))
 576 int ASN1_STRING_type(const ASN1_STRING *x);
 577 DEPRECATEDIN_1_1_0(unsigned char *ASN1_STRING_data(ASN1_STRING *x))
 578 const unsigned char *ASN1_STRING_get0_data(const ASN1_STRING *x);
 579
 580 DECLARE_ASN1_FUNCTIONS(ASN1_BIT_STRING)
 581 int ASN1_BIT_STRING_set(ASN1_BIT_STRING *a, unsigned char *d, int length);
 582 int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, int n, int value);
 583 int ASN1_BIT_STRING_get_bit(const ASN1_BIT_STRING *a, int n);
 584 int ASN1_BIT_STRING_check(const ASN1_BIT_STRING *a,
 585                           const unsigned char *flags, int flags_len);
 586
 587 int ASN1_BIT_STRING_name_print(BIO *out, ASN1_BIT_STRING *bs,
 588                                BIT_STRING_BITNAME *tbl, int indent);
 589 int ASN1_BIT_STRING_num_asc(const char *name, BIT_STRING_BITNAME *tbl);
 590 int ASN1_BIT_STRING_set_asc(ASN1_BIT_STRING *bs, const char *name, int value,
 591                             BIT_STRING_BITNAME *tbl);
 592
 593 {-
 594     generate_stack_macros("ASN1_INTEGER");
 595 -}
 596
 597
 598 DECLARE_ASN1_FUNCTIONS(ASN1_INTEGER)
 599 ASN1_INTEGER *d2i_ASN1_UINTEGER(ASN1_INTEGER **a, const unsigned char **pp,
 600                                 long length);
 601 DECLARE_ASN1_DUP_FUNCTION(ASN1_INTEGER)
 602 int ASN1_INTEGER_cmp(const ASN1_INTEGER *x, const ASN1_INTEGER *y);
 603
 604 DECLARE_ASN1_FUNCTIONS(ASN1_ENUMERATED)
 605
 606 int ASN1_UTCTIME_check(const ASN1_UTCTIME *a);
 607 ASN1_UTCTIME *ASN1_UTCTIME_set(ASN1_UTCTIME *s, time_t t);
 608 ASN1_UTCTIME *ASN1_UTCTIME_adj(ASN1_UTCTIME *s, time_t t,
 609                                int offset_day, long offset_sec);
 610 int ASN1_UTCTIME_set_string(ASN1_UTCTIME *s, const char *str);
 611 int ASN1_UTCTIME_cmp_time_t(const ASN1_UTCTIME *s, time_t t);
 612
 613 int ASN1_GENERALIZEDTIME_check(const ASN1_GENERALIZEDTIME *a);
 614 ASN1_GENERALIZEDTIME *ASN1_GENERALIZEDTIME_set(ASN1_GENERALIZEDTIME *s,
 615                                                time_t t);
 616 ASN1_GENERALIZEDTIME *ASN1_GENERALIZEDTIME_adj(ASN1_GENERALIZEDTIME *s,
 617                                                time_t t, int offset_day,
 618                                                long offset_sec);
 619 int ASN1_GENERALIZEDTIME_set_string(ASN1_GENERALIZEDTIME *s, const char *str);
 620
 621 int ASN1_TIME_diff(int *pday, int *psec,
 622                    const ASN1_TIME *from, const ASN1_TIME *to);
 623
 624 DECLARE_ASN1_FUNCTIONS(ASN1_OCTET_STRING)
 625 DECLARE_ASN1_DUP_FUNCTION(ASN1_OCTET_STRING)
 626 int ASN1_OCTET_STRING_cmp(const ASN1_OCTET_STRING *a,
 627                           const ASN1_OCTET_STRING *b);
 628 int ASN1_OCTET_STRING_set(ASN1_OCTET_STRING *str, const unsigned char *data,
 629                           int len);
 630
 631 {-
 632     generate_stack_macros("ASN1_UTF8STRING");
 633 -}
 634
 635 DECLARE_ASN1_FUNCTIONS(ASN1_VISIBLESTRING)
 636 DECLARE_ASN1_FUNCTIONS(ASN1_UNIVERSALSTRING)
 637 DECLARE_ASN1_FUNCTIONS(ASN1_UTF8STRING)
 638 DECLARE_ASN1_FUNCTIONS(ASN1_NULL)
 639 DECLARE_ASN1_FUNCTIONS(ASN1_BMPSTRING)
 640
 641 int UTF8_getc(const unsigned char *str, int len, unsigned long *val);
 642 int UTF8_putc(unsigned char *str, int len, unsigned long value);
 643
 644 {-
 645     generate_stack_macros("ASN1_GENERALSTRING");
 646 -}
 647
 648 DECLARE_ASN1_FUNCTIONS_name(ASN1_STRING, ASN1_PRINTABLE)
 649
 650 DECLARE_ASN1_FUNCTIONS_name(ASN1_STRING, DIRECTORYSTRING)
 651 DECLARE_ASN1_FUNCTIONS_name(ASN1_STRING, DISPLAYTEXT)
 652 DECLARE_ASN1_FUNCTIONS(ASN1_PRINTABLESTRING)
 653 DECLARE_ASN1_FUNCTIONS(ASN1_T61STRING)
 654 DECLARE_ASN1_FUNCTIONS(ASN1_IA5STRING)
 655 DECLARE_ASN1_FUNCTIONS(ASN1_GENERALSTRING)
 656 DECLARE_ASN1_FUNCTIONS(ASN1_UTCTIME)
 657 DECLARE_ASN1_FUNCTIONS(ASN1_GENERALIZEDTIME)
 658 DECLARE_ASN1_FUNCTIONS(ASN1_TIME)
 659
 660 DECLARE_ASN1_DUP_FUNCTION(ASN1_TIME)
 661 DECLARE_ASN1_DUP_FUNCTION(ASN1_UTCTIME)
 662 DECLARE_ASN1_DUP_FUNCTION(ASN1_GENERALIZEDTIME)
 663
 664 DECLARE_ASN1_ITEM(ASN1_OCTET_STRING_NDEF)
 665
 666 ASN1_TIME *ASN1_TIME_set(ASN1_TIME *s, time_t t);
 667 ASN1_TIME *ASN1_TIME_adj(ASN1_TIME *s, time_t t,
 668                          int offset_day, long offset_sec);
 669 int ASN1_TIME_check(const ASN1_TIME *t);
 670 ASN1_GENERALIZEDTIME *ASN1_TIME_to_generalizedtime(const ASN1_TIME *t,
 671                                                    ASN1_GENERALIZEDTIME **out);
 672 int ASN1_TIME_set_string(ASN1_TIME *s, const char *str);
 673 int ASN1_TIME_set_string_X509(ASN1_TIME *s, const char *str);
 674 int ASN1_TIME_to_tm(const ASN1_TIME *s, struct tm *tm);
 675 int ASN1_TIME_normalize(ASN1_TIME *s);
 676 int ASN1_TIME_cmp_time_t(const ASN1_TIME *s, time_t t);
 677 int ASN1_TIME_compare(const ASN1_TIME *a, const ASN1_TIME *b);
 678
 679 int i2a_ASN1_INTEGER(BIO *bp, const ASN1_INTEGER *a);
 680 int a2i_ASN1_INTEGER(BIO *bp, ASN1_INTEGER *bs, char *buf, int size);
 681 int i2a_ASN1_ENUMERATED(BIO *bp, const ASN1_ENUMERATED *a);
 682 int a2i_ASN1_ENUMERATED(BIO *bp, ASN1_ENUMERATED *bs, char *buf, int size);
 683 int i2a_ASN1_OBJECT(BIO *bp, const ASN1_OBJECT *a);
 684 int a2i_ASN1_STRING(BIO *bp, ASN1_STRING *bs, char *buf, int size);
 685 int i2a_ASN1_STRING(BIO *bp, const ASN1_STRING *a, int type);
 686 int i2t_ASN1_OBJECT(char *buf, int buf_len, const ASN1_OBJECT *a);
 687
 688 int a2d_ASN1_OBJECT(unsigned char *out, int olen, const char *buf, int num);
 689 ASN1_OBJECT *ASN1_OBJECT_create(int nid, unsigned char *data, int len,
 690                                 const char *sn, const char *ln);
 691
 692 int ASN1_INTEGER_get_int64(int64_t *pr, const ASN1_INTEGER *a);
 693 int ASN1_INTEGER_set_int64(ASN1_INTEGER *a, int64_t r);
 694 int ASN1_INTEGER_get_uint64(uint64_t *pr, const ASN1_INTEGER *a);
 695 int ASN1_INTEGER_set_uint64(ASN1_INTEGER *a, uint64_t r);
 696
 697 int ASN1_INTEGER_set(ASN1_INTEGER *a, long v);
 698 long ASN1_INTEGER_get(const ASN1_INTEGER *a);
 699 ASN1_INTEGER *BN_to_ASN1_INTEGER(const BIGNUM *bn, ASN1_INTEGER *ai);
 700 BIGNUM *ASN1_INTEGER_to_BN(const ASN1_INTEGER *ai, BIGNUM *bn);
 701
 702 int ASN1_ENUMERATED_get_int64(int64_t *pr, const ASN1_ENUMERATED *a);
 703 int ASN1_ENUMERATED_set_int64(ASN1_ENUMERATED *a, int64_t r);
 704
 705
 706 int ASN1_ENUMERATED_set(ASN1_ENUMERATED *a, long v);
 707 long ASN1_ENUMERATED_get(const ASN1_ENUMERATED *a);
 708 ASN1_ENUMERATED *BN_to_ASN1_ENUMERATED(const BIGNUM *bn, ASN1_ENUMERATED *ai);
 709 BIGNUM *ASN1_ENUMERATED_to_BN(const ASN1_ENUMERATED *ai, BIGNUM *bn);
 710
 711 /* General */
 712 /* given a string, return the correct type, max is the maximum length */
 713 int ASN1_PRINTABLE_type(const unsigned char *s, int max);
 714
 715 unsigned long ASN1_tag2bit(int tag);
 716
 717 /* SPECIALS */
 718 int ASN1_get_object(const unsigned char **pp, long *plength, int *ptag,
 719                     int *pclass, long omax);
 720 int ASN1_check_infinite_end(unsigned char **p, long len);
 721 int ASN1_const_check_infinite_end(const unsigned char **p, long len);
 722 void ASN1_put_object(unsigned char **pp, int constructed, int length,
 723                      int tag, int xclass);
 724 int ASN1_put_eoc(unsigned char **pp);
 725 int ASN1_object_size(int constructed, int length, int tag);
 726
 727 /* Used to implement other functions */
 728 void *ASN1_dup(i2d_of_void *i2d, d2i_of_void *d2i, const void *x);
 729
 730 # define ASN1_dup_of(type,i2d,d2i,x) \
 731     ((type*)ASN1_dup(CHECKED_I2D_OF(type, i2d), \
 732                      CHECKED_D2I_OF(type, d2i), \
 733                      CHECKED_PTR_OF(const type, x)))
 734
 735 void *ASN1_item_dup(const ASN1_ITEM *it, const void *x);
 736 int ASN1_item_sign_ex(const ASN1_ITEM *it, X509_ALGOR *algor1,
 737                       X509_ALGOR *algor2, ASN1_BIT_STRING *signature,
 738                       const void *data, const ASN1_OCTET_STRING *id,
 739                       EVP_PKEY *pkey, const EVP_MD *md, OPENSSL_CTX *libctx,
 740                       const char *propq);
 741 int ASN1_item_verify_ex(const ASN1_ITEM *it, const X509_ALGOR *alg,
 742                         const ASN1_BIT_STRING *signature, const void *data,
 743                         const ASN1_OCTET_STRING *id, EVP_PKEY *pkey,
 744                         OPENSSL_CTX *libctx, const char *propq);
 745
 746 /* ASN1 alloc/free macros for when a type is only used internally */
 747
 748 # define M_ASN1_new_of(type) (type *)ASN1_item_new(ASN1_ITEM_rptr(type))
 749 # define M_ASN1_free_of(x, type) \
 750                 ASN1_item_free(CHECKED_PTR_OF(type, x), ASN1_ITEM_rptr(type))
 751
 752 # ifndef OPENSSL_NO_STDIO
 753 void *ASN1_d2i_fp(void *(*xnew) (void), d2i_of_void *d2i, FILE *in, void **x);
 754
 755 #  define ASN1_d2i_fp_of(type,xnew,d2i,in,x) \
 756     ((type*)ASN1_d2i_fp(CHECKED_NEW_OF(type, xnew), \
 757                         CHECKED_D2I_OF(type, d2i), \
 758                         in, \
 759                         CHECKED_PPTR_OF(type, x)))
 760
 761 void *ASN1_item_d2i_fp(const ASN1_ITEM *it, FILE *in, void *x);
 762 int ASN1_i2d_fp(i2d_of_void *i2d, FILE *out, const void *x);
 763
 764 #  define ASN1_i2d_fp_of(type,i2d,out,x) \
 765     (ASN1_i2d_fp(CHECKED_I2D_OF(type, i2d), \
 766                  out, \
 767                  CHECKED_PTR_OF(const type, x)))
 768
 769 int ASN1_item_i2d_fp(const ASN1_ITEM *it, FILE *out, const void *x);
 770 int ASN1_STRING_print_ex_fp(FILE *fp, const ASN1_STRING *str, unsigned long flags);
 771 # endif
 772
 773 int ASN1_STRING_to_UTF8(unsigned char **out, const ASN1_STRING *in);
 774
 775 void *ASN1_d2i_bio(void *(*xnew) (void), d2i_of_void *d2i, BIO *in, void **x);
 776
 777 #  define ASN1_d2i_bio_of(type,xnew,d2i,in,x) \
 778     ((type*)ASN1_d2i_bio( CHECKED_NEW_OF(type, xnew), \
 779                           CHECKED_D2I_OF(type, d2i), \
 780                           in, \
 781                           CHECKED_PPTR_OF(type, x)))
 782
 783 void *ASN1_item_d2i_bio(const ASN1_ITEM *it, BIO *in, void *x);
 784 int ASN1_i2d_bio(i2d_of_void *i2d, BIO *out, const void *x);
 785
 786 #  define ASN1_i2d_bio_of(type,i2d,out,x) \
 787     (ASN1_i2d_bio(CHECKED_I2D_OF(type, i2d), \
 788                   out, \
 789                   CHECKED_PTR_OF(const type, x)))
 790
 791 int ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, const void *x);
 792 int ASN1_UTCTIME_print(BIO *fp, const ASN1_UTCTIME *a);
 793 int ASN1_GENERALIZEDTIME_print(BIO *fp, const ASN1_GENERALIZEDTIME *a);
 794 int ASN1_TIME_print(BIO *fp, const ASN1_TIME *a);
 795 int ASN1_STRING_print(BIO *bp, const ASN1_STRING *v);
 796 int ASN1_STRING_print_ex(BIO *out, const ASN1_STRING *str, unsigned long flags);
 797 int ASN1_buf_print(BIO *bp, const unsigned char *buf, size_t buflen, int off);
 798 int ASN1_bn_print(BIO *bp, const char *number, const BIGNUM *num,
 799                   unsigned char *buf, int off);
 800 int ASN1_parse(BIO *bp, const unsigned char *pp, long len, int indent);
 801 int ASN1_parse_dump(BIO *bp, const unsigned char *pp, long len, int indent,
 802                     int dump);
 803 const char *ASN1_tag2str(int tag);
 804
 805 /* Used to load and write Netscape format cert */
 806
 807 int ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING *s);
 808
 809 int ASN1_TYPE_set_octetstring(ASN1_TYPE *a, unsigned char *data, int len);
 810 int ASN1_TYPE_get_octetstring(const ASN1_TYPE *a, unsigned char *data, int max_len);
 811 int ASN1_TYPE_set_int_octetstring(ASN1_TYPE *a, long num,
 812                                   unsigned char *data, int len);
 813 int ASN1_TYPE_get_int_octetstring(const ASN1_TYPE *a, long *num,
 814                                   unsigned char *data, int max_len);
 815
 816 void *ASN1_item_unpack(const ASN1_STRING *oct, const ASN1_ITEM *it);
 817
 818 ASN1_STRING *ASN1_item_pack(void *obj, const ASN1_ITEM *it,
 819                             ASN1_OCTET_STRING **oct);
 820
 821 void ASN1_STRING_set_default_mask(unsigned long mask);
 822 int ASN1_STRING_set_default_mask_asc(const char *p);
 823 unsigned long ASN1_STRING_get_default_mask(void);
 824 int ASN1_mbstring_copy(ASN1_STRING **out, const unsigned char *in, int len,
 825                        int inform, unsigned long mask);
 826 int ASN1_mbstring_ncopy(ASN1_STRING **out, const unsigned char *in, int len,
 827                         int inform, unsigned long mask,
 828                         long minsize, long maxsize);
 829
 830 ASN1_STRING *ASN1_STRING_set_by_NID(ASN1_STRING **out,
 831                                     const unsigned char *in, int inlen,
 832                                     int inform, int nid);
 833 ASN1_STRING_TABLE *ASN1_STRING_TABLE_get(int nid);
 834 int ASN1_STRING_TABLE_add(int, long, long, unsigned long, unsigned long);
 835 void ASN1_STRING_TABLE_cleanup(void);
 836
 837 /* ASN1 template functions */
 838
 839 /* Old API compatible functions */
 840 ASN1_VALUE *ASN1_item_new(const ASN1_ITEM *it);
 841 void ASN1_item_free(ASN1_VALUE *val, const ASN1_ITEM *it);
 842 ASN1_VALUE *ASN1_item_d2i(ASN1_VALUE **val, const unsigned char **in,
 843                           long len, const ASN1_ITEM *it);
 844 int ASN1_item_i2d(const ASN1_VALUE *val, unsigned char **out, const ASN1_ITEM *it);
 845 int ASN1_item_ndef_i2d(const ASN1_VALUE *val, unsigned char **out,
 846                        const ASN1_ITEM *it);
 847
 848 void ASN1_add_oid_module(void);
 849 void ASN1_add_stable_module(void);
 850
 851 ASN1_TYPE *ASN1_generate_nconf(const char *str, CONF *nconf);
 852 ASN1_TYPE *ASN1_generate_v3(const char *str, X509V3_CTX *cnf);
 853 int ASN1_str2mask(const char *str, unsigned long *pmask);
 854
 855 /* ASN1 Print flags */
 856
 857 /* Indicate missing OPTIONAL fields */
 858 # define ASN1_PCTX_FLAGS_SHOW_ABSENT             0x001
 859 /* Mark start and end of SEQUENCE */
 860 # define ASN1_PCTX_FLAGS_SHOW_SEQUENCE           0x002
 861 /* Mark start and end of SEQUENCE/SET OF */
 862 # define ASN1_PCTX_FLAGS_SHOW_SSOF               0x004
 863 /* Show the ASN1 type of primitives */
 864 # define ASN1_PCTX_FLAGS_SHOW_TYPE               0x008
 865 /* Don't show ASN1 type of ANY */
 866 # define ASN1_PCTX_FLAGS_NO_ANY_TYPE             0x010
 867 /* Don't show ASN1 type of MSTRINGs */
 868 # define ASN1_PCTX_FLAGS_NO_MSTRING_TYPE         0x020
 869 /* Don't show field names in SEQUENCE */
 870 # define ASN1_PCTX_FLAGS_NO_FIELD_NAME           0x040
 871 /* Show structure names of each SEQUENCE field */
 872 # define ASN1_PCTX_FLAGS_SHOW_FIELD_STRUCT_NAME  0x080
 873 /* Don't show structure name even at top level */
 874 # define ASN1_PCTX_FLAGS_NO_STRUCT_NAME          0x100
 875
 876 int ASN1_item_print(BIO *out, const ASN1_VALUE *ifld, int indent,
 877                     const ASN1_ITEM *it, const ASN1_PCTX *pctx);
 878 ASN1_PCTX *ASN1_PCTX_new(void);
 879 void ASN1_PCTX_free(ASN1_PCTX *p);
 880 unsigned long ASN1_PCTX_get_flags(const ASN1_PCTX *p);
 881 void ASN1_PCTX_set_flags(ASN1_PCTX *p, unsigned long flags);
 882 unsigned long ASN1_PCTX_get_nm_flags(const ASN1_PCTX *p);
 883 void ASN1_PCTX_set_nm_flags(ASN1_PCTX *p, unsigned long flags);
 884 unsigned long ASN1_PCTX_get_cert_flags(const ASN1_PCTX *p);
 885 void ASN1_PCTX_set_cert_flags(ASN1_PCTX *p, unsigned long flags);
 886 unsigned long ASN1_PCTX_get_oid_flags(const ASN1_PCTX *p);
 887 void ASN1_PCTX_set_oid_flags(ASN1_PCTX *p, unsigned long flags);
 888 unsigned long ASN1_PCTX_get_str_flags(const ASN1_PCTX *p);
 889 void ASN1_PCTX_set_str_flags(ASN1_PCTX *p, unsigned long flags);
 890
 891 ASN1_SCTX *ASN1_SCTX_new(int (*scan_cb) (ASN1_SCTX *ctx));
 892 void ASN1_SCTX_free(ASN1_SCTX *p);
 893 const ASN1_ITEM *ASN1_SCTX_get_item(ASN1_SCTX *p);
 894 const ASN1_TEMPLATE *ASN1_SCTX_get_template(ASN1_SCTX *p);
 895 unsigned long ASN1_SCTX_get_flags(ASN1_SCTX *p);
 896 void ASN1_SCTX_set_app_data(ASN1_SCTX *p, void *data);
 897 void *ASN1_SCTX_get_app_data(ASN1_SCTX *p);
 898
 899 const BIO_METHOD *BIO_f_asn1(void);
 900
 901 /* cannot constify val because of CMS_stream() */
 902 BIO *BIO_new_NDEF(BIO *out, ASN1_VALUE *val, const ASN1_ITEM *it);
 903
 904 int i2d_ASN1_bio_stream(BIO *out, ASN1_VALUE *val, BIO *in, int flags,
 905                         const ASN1_ITEM *it);
 906 int PEM_write_bio_ASN1_stream(BIO *out, ASN1_VALUE *val, BIO *in, int flags,
 907                               const char *hdr, const ASN1_ITEM *it);
 908 /* cannot constify val because of CMS_dataFinal() */
 909 int SMIME_write_ASN1(BIO *bio, ASN1_VALUE *val, BIO *data, int flags,
 910                      int ctype_nid, int econt_nid,
 911                      STACK_OF(X509_ALGOR) *mdalgs, const ASN1_ITEM *it);
 912 int SMIME_write_ASN1_ex(BIO *bio, ASN1_VALUE *val, BIO *data, int flags,
 913                         int ctype_nid, int econt_nid,
 914                         STACK_OF(X509_ALGOR) *mdalgs, const ASN1_ITEM *it,
 915                         OPENSSL_CTX *libctx, const char *propq);
 916 ASN1_VALUE *SMIME_read_ASN1(BIO *bio, BIO **bcont, const ASN1_ITEM *it);
 917 ASN1_VALUE *SMIME_read_ASN1_ex(BIO *bio, BIO **bcont, const ASN1_ITEM *it,
 918                                ASN1_VALUE **x);
 919 int SMIME_crlf_copy(BIO *in, BIO *out, int flags);
 920 int SMIME_text(BIO *in, BIO *out);
 921
 922 const ASN1_ITEM *ASN1_ITEM_lookup(const char *name);
 923 const ASN1_ITEM *ASN1_ITEM_get(size_t i);
 924
 925 /* Legacy compatibility */
 926 # define DECLARE_ASN1_FUNCTIONS_fname(type, itname, name) \
 927          DECLARE_ASN1_ALLOC_FUNCTIONS_name(type, name) \
 928          DECLARE_ASN1_ENCODE_FUNCTIONS(type, itname, name)
 929 # define DECLARE_ASN1_FUNCTIONS_const(type) DECLARE_ASN1_FUNCTIONS(type)
 930 # define DECLARE_ASN1_ENCODE_FUNCTIONS_const(type, name) \
 931          DECLARE_ASN1_ENCODE_FUNCTIONS(type, name)
 932 # define I2D_OF_const(type) I2D_OF(type)
 933 # define ASN1_dup_of_const(type,i2d,d2i,x) ASN1_dup_of(type,i2d,d2i,x)
 934 # define ASN1_i2d_fp_of_const(type,i2d,out,x) ASN1_i2d_fp_of(type,i2d,out,x)
 935 # define ASN1_i2d_bio_of_const(type,i2d,out,x) ASN1_i2d_bio_of(type,i2d,out,x)
 936
 937 # ifdef  __cplusplus
 938 }
 939 # endif
 940 #endif