crypto/pkcs7/pkcs7.h

   1 /* crypto/pkcs7/pkcs7.h */
   2 /* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58
  59 #ifndef HEADER_PKCS7_H
  60 #define HEADER_PKCS7_H
  61
  62 #ifdef  __cplusplus
  63 extern "C" {
  64 #endif
  65
  66 #include "bio.h"
  67 #include "x509.h"
  68
  69 /*
  70 Encryption_ID           DES-CBC
  71 Digest_ID               MD5
  72 Digest_Encryption_ID    rsaEncryption
  73 Key_Encryption_ID       rsaEncryption
  74 */
  75
  76 typedef struct pkcs7_issuer_and_serial_st
  77         {
  78         X509_NAME *issuer;
  79         ASN1_INTEGER *serial;
  80         } PKCS7_ISSUER_AND_SERIAL;
  81
  82 typedef struct pkcs7_signer_info_st
  83         {
  84         ASN1_INTEGER                    *version;       /* version 1 */
  85         PKCS7_ISSUER_AND_SERIAL         *issuer_and_serial;
  86         X509_ALGOR                      *digest_alg;
  87         STACK /* X509_ATTRIBUTE */      *auth_attr;     /* [ 0 ] */
  88         X509_ALGOR                      *digest_enc_alg;
  89         ASN1_OCTET_STRING               *enc_digest;
  90         STACK /* X509_ATTRIBUTE */      *unauth_attr;   /* [ 1 ] */
  91
  92         /* The private key to sign with */
  93         EVP_PKEY                        *pkey;
  94         } PKCS7_SIGNER_INFO;
  95
  96 typedef struct pkcs7_recip_info_st
  97         {
  98         ASN1_INTEGER                    *version;       /* version 0 */
  99         PKCS7_ISSUER_AND_SERIAL         *issuer_and_serial;
 100         X509_ALGOR                      *key_enc_algor;
 101         ASN1_OCTET_STRING               *enc_key;
 102         } PKCS7_RECIP_INFO;
 103
 104 typedef struct pkcs7_signed_st
 105         {
 106         ASN1_INTEGER                    *version;       /* version 1 */
 107         STACK /* X509_ALGOR's */        *md_algs;       /* md used */
 108         struct pkcs7_st                 *contents;
 109         STACK /* X509 */                *cert;          /* [ 0 ] */
 110         STACK /* X509_CRL */            *crl;           /* [ 1 ] */
 111         STACK /* PKCS7_SIGNER_INFO */   *signer_info;
 112         } PKCS7_SIGNED;
 113 /* The above structure is very very similar to PKCS7_SIGN_ENVELOPE.
 114  * How about merging the two */
 115
 116 typedef struct pkcs7_enc_content_st
 117         {
 118         ASN1_OBJECT                     *content_type;
 119         X509_ALGOR                      *algorithm;
 120         ASN1_OCTET_STRING               *enc_data;      /* [ 0 ] */
 121         } PKCS7_ENC_CONTENT;
 122
 123 typedef struct pkcs7_enveloped_st
 124         {
 125         ASN1_INTEGER                    *version;       /* version 0 */
 126         STACK /* PKCS7_RECIP_INFO */    *recipientinfo;
 127         PKCS7_ENC_CONTENT               *enc_data;
 128         } PKCS7_ENVELOPE;
 129
 130 typedef struct pkcs7_signedandenveloped_st
 131         {
 132         ASN1_INTEGER                    *version;       /* version 1 */
 133         STACK /* PKCS7_RECIP_INFO */    *recipientinfo;
 134         STACK /* X509_ALGOR's */        *md_algs;       /* md used */
 135         PKCS7_ENC_CONTENT               *enc_data;
 136         STACK /* X509 */                *cert;          /* [ 0 ] */
 137         STACK /* X509_CRL */            *crl;           /* [ 1 ] */
 138         STACK /* PKCS7_SIGNER_INFO */   *signer_info;
 139         } PKCS7_SIGN_ENVELOPE;
 140
 141 typedef struct pkcs7_digest_st
 142         {
 143         ASN1_INTEGER                    *version;       /* version 0 */
 144         X509_ALGOR                      *md;            /* md used */
 145         struct pkcs7_st                 *contents;
 146         ASN1_OCTET_STRING               *digest;
 147         } PKCS7_DIGEST;
 148
 149 typedef struct pkcs7_encrypted_st
 150         {
 151         ASN1_INTEGER                    *version;       /* version 0 */
 152         PKCS7_ENC_CONTENT               *enc_data;
 153         } PKCS7_ENCRYPT;
 154
 155 typedef struct pkcs7_st
 156         {
 157         /* The following is non NULL if it contains ASN1 encoding of
 158          * this structure */
 159         unsigned char *asn1;
 160         long length;
 161
 162 #define PKCS7_S_HEADER  0
 163 #define PKCS7_S_BODY    1
 164 #define PKCS7_S_TAIL    2
 165         int state; /* used during processing */
 166
 167         int detached;
 168
 169         ASN1_OBJECT *type;
 170         /* content as defined by the type */
 171         /* all encryption/message digests are applied to the 'contents',
 172          * leaving out the 'type' field. */
 173         union   {
 174                 char *ptr;
 175
 176                 /* NID_pkcs7_data */
 177                 ASN1_OCTET_STRING *data;
 178
 179                 /* NID_pkcs7_signed */
 180                 PKCS7_SIGNED *sign;
 181
 182                 /* NID_pkcs7_enveloped */
 183                 PKCS7_ENVELOPE *enveloped;
 184
 185                 /* NID_pkcs7_signedAndEnveloped */
 186                 PKCS7_SIGN_ENVELOPE *signed_and_enveloped;
 187
 188                 /* NID_pkcs7_digest */
 189                 PKCS7_DIGEST *digest;
 190
 191                 /* NID_pkcs7_encrypted */
 192                 PKCS7_ENCRYPT *encrypted;
 193                 } d;
 194         } PKCS7;
 195
 196 #define PKCS7_OP_SET_DETACHED_SIGNATURE 1
 197 #define PKCS7_OP_GET_DETACHED_SIGNATURE 2
 198
 199 #define PKCS7_type_is_signed(a) (OBJ_obj2nid((a)->type) == NID_pkcs7_signed)
 200 #define PKCS7_type_is_data(a)   (OBJ_obj2nid((a)->type) == NID_pkcs7_data)
 201
 202 #define PKCS7_set_detached(p,v) \
 203                 PKCS7_ctrl(p,PKCS7_OP_SET_DETACHED_SIGNATURE,v,NULL)
 204 #define PKCS7_get_detached(p) \
 205                 PKCS7_ctrl(p,PKCS7_OP_GET_DETACHED_SIGNATURE,0,NULL)
 206
 207 #ifndef NOPROTO
 208 PKCS7_ISSUER_AND_SERIAL *PKCS7_ISSUER_AND_SERIAL_new(void );
 209 void                    PKCS7_ISSUER_AND_SERIAL_free(
 210                                 PKCS7_ISSUER_AND_SERIAL *a);
 211 int                     i2d_PKCS7_ISSUER_AND_SERIAL(
 212                                 PKCS7_ISSUER_AND_SERIAL *a,unsigned char **pp);
 213 PKCS7_ISSUER_AND_SERIAL *d2i_PKCS7_ISSUER_AND_SERIAL(
 214                                 PKCS7_ISSUER_AND_SERIAL **a,
 215                                 unsigned char **pp, long length);
 216
 217 int PKCS7_ISSUER_AND_SERIAL_digest(PKCS7_ISSUER_AND_SERIAL *data,EVP_MD *type,
 218         unsigned char *md,unsigned int *len);
 219
 220 PKCS7_SIGNER_INFO       *PKCS7_SIGNER_INFO_new(void);
 221 void                    PKCS7_SIGNER_INFO_free(PKCS7_SIGNER_INFO *a);
 222 int                     i2d_PKCS7_SIGNER_INFO(PKCS7_SIGNER_INFO *a,
 223                                 unsigned char **pp);
 224 PKCS7_SIGNER_INFO       *d2i_PKCS7_SIGNER_INFO(PKCS7_SIGNER_INFO **a,
 225                                 unsigned char **pp,long length);
 226
 227 PKCS7_RECIP_INFO        *PKCS7_RECIP_INFO_new(void);
 228 void                    PKCS7_RECIP_INFO_free(PKCS7_RECIP_INFO *a);
 229 int                     i2d_PKCS7_RECIP_INFO(PKCS7_RECIP_INFO *a,
 230                                 unsigned char **pp);
 231 PKCS7_RECIP_INFO        *d2i_PKCS7_RECIP_INFO(PKCS7_RECIP_INFO **a,
 232                                 unsigned char **pp,long length);
 233
 234 PKCS7_SIGNED            *PKCS7_SIGNED_new(void);
 235 void                    PKCS7_SIGNED_free(PKCS7_SIGNED *a);
 236 int                     i2d_PKCS7_SIGNED(PKCS7_SIGNED *a,
 237                                 unsigned char **pp);
 238 PKCS7_SIGNED            *d2i_PKCS7_SIGNED(PKCS7_SIGNED **a,
 239                                 unsigned char **pp,long length);
 240
 241 PKCS7_ENC_CONTENT       *PKCS7_ENC_CONTENT_new(void);
 242 void                    PKCS7_ENC_CONTENT_free(PKCS7_ENC_CONTENT *a);
 243 int                     i2d_PKCS7_ENC_CONTENT(PKCS7_ENC_CONTENT *a,
 244                                 unsigned char **pp);
 245 PKCS7_ENC_CONTENT       *d2i_PKCS7_ENC_CONTENT(PKCS7_ENC_CONTENT **a,
 246                                 unsigned char **pp,long length);
 247
 248 PKCS7_ENVELOPE          *PKCS7_ENVELOPE_new(void);
 249 void                    PKCS7_ENVELOPE_free(PKCS7_ENVELOPE *a);
 250 int                     i2d_PKCS7_ENVELOPE(PKCS7_ENVELOPE *a,
 251                                 unsigned char **pp);
 252 PKCS7_ENVELOPE          *d2i_PKCS7_ENVELOPE(PKCS7_ENVELOPE **a,
 253                                 unsigned char **pp,long length);
 254
 255 PKCS7_SIGN_ENVELOPE     *PKCS7_SIGN_ENVELOPE_new(void);
 256 void                    PKCS7_SIGN_ENVELOPE_free(PKCS7_SIGN_ENVELOPE *a);
 257 int                     i2d_PKCS7_SIGN_ENVELOPE(PKCS7_SIGN_ENVELOPE *a,
 258                                 unsigned char **pp);
 259 PKCS7_SIGN_ENVELOPE     *d2i_PKCS7_SIGN_ENVELOPE(PKCS7_SIGN_ENVELOPE **a,
 260                                 unsigned char **pp,long length);
 261
 262 PKCS7_DIGEST            *PKCS7_DIGEST_new(void);
 263 void                    PKCS7_DIGEST_free(PKCS7_DIGEST *a);
 264 int                     i2d_PKCS7_DIGEST(PKCS7_DIGEST *a,
 265                                 unsigned char **pp);
 266 PKCS7_DIGEST            *d2i_PKCS7_DIGEST(PKCS7_DIGEST **a,
 267                                 unsigned char **pp,long length);
 268
 269 PKCS7_ENCRYPT           *PKCS7_ENCRYPT_new(void);
 270 void                    PKCS7_ENCRYPT_free(PKCS7_ENCRYPT *a);
 271 int                     i2d_PKCS7_ENCRYPT(PKCS7_ENCRYPT *a,
 272                                 unsigned char **pp);
 273 PKCS7_ENCRYPT           *d2i_PKCS7_ENCRYPT(PKCS7_ENCRYPT **a,
 274                                 unsigned char **pp,long length);
 275
 276 PKCS7                   *PKCS7_new(void);
 277 void                    PKCS7_free(PKCS7 *a);
 278 void                    PKCS7_content_free(PKCS7 *a);
 279 int                     i2d_PKCS7(PKCS7 *a,
 280                                 unsigned char **pp);
 281 PKCS7                   *d2i_PKCS7(PKCS7 **a,
 282                                 unsigned char **pp,long length);
 283
 284 void ERR_load_PKCS7_strings(void);
 285
 286 #ifndef WIN16
 287 PKCS7 *d2i_PKCS7_fp(FILE *fp,PKCS7 *p7);
 288 int i2d_PKCS7_fp(FILE *fp,PKCS7 *p7);
 289 #endif
 290 PKCS7 *PKCS7_dup(PKCS7 *p7);
 291 PKCS7 *d2i_PKCS7_bio(BIO *bp,PKCS7 *p7);
 292 int i2d_PKCS7_bio(BIO *bp,PKCS7 *p7);
 293
 294 long PKCS7_ctrl(PKCS7 *p7, int cmd, long larg, char *parg);
 295
 296 int PKCS7_set_type(PKCS7 *p7, int type);
 297 int PKCS7_set_content(PKCS7 *p7, PKCS7 *p7_data);
 298 int PKCS7_SIGNER_INFO_set(PKCS7_SIGNER_INFO *p7i, X509 *x509, EVP_PKEY *pkey,
 299         EVP_MD *dgst);
 300 int PKCS7_add_signer(PKCS7 *p7, PKCS7_SIGNER_INFO *p7i);
 301 int PKCS7_add_certificate(PKCS7 *p7, X509 *x509);
 302 int PKCS7_add_crl(PKCS7 *p7, X509_CRL *x509);
 303 int PKCS7_content_new(PKCS7 *p7, int nid);
 304 int PKCS7_dataSign(PKCS7 *p7, BIO *bio);
 305 int PKCS7_dataVerify(X509_STORE *cert_store, X509_STORE_CTX *ctx,
 306         BIO *bio, PKCS7 *p7, PKCS7_SIGNER_INFO *si);
 307
 308 BIO *PKCS7_dataInit(PKCS7 *p7, BIO *bio);
 309 /*int PKCS7_DataFinal(PKCS7 *p7, BIO *bio); */
 310
 311 PKCS7_SIGNER_INFO *PKCS7_add_signature(PKCS7 *p7, X509 *x509,
 312         EVP_PKEY *pkey, EVP_MD *dgst);
 313 X509 *PKCS7_cert_from_signer_info(PKCS7 *p7, PKCS7_SIGNER_INFO *si);
 314 STACK *PKCS7_get_signer_info(PKCS7 *p7);
 315
 316 #else
 317
 318 PKCS7_ISSUER_AND_SERIAL *PKCS7_ISSUER_AND_SERIAL_new();
 319 void                    PKCS7_ISSUER_AND_SERIAL_free();
 320 int                     i2d_PKCS7_ISSUER_AND_SERIAL();
 321 PKCS7_ISSUER_AND_SERIAL *d2i_PKCS7_ISSUER_AND_SERIAL();
 322
 323 int                     PKCS7_ISSUER_AND_SERIAL_digest();
 324
 325 PKCS7_SIGNER_INFO       *PKCS7_SIGNER_INFO_new();
 326 void                    PKCS7_SIGNER_INFO_free();
 327 int                     i2d_PKCS7_SIGNER_INFO();
 328 PKCS7_SIGNER_INFO       *d2i_PKCS7_SIGNER_INFO();
 329 PKCS7_RECIP_INFO        *PKCS7_RECIP_INFO_new();
 330 void                    PKCS7_RECIP_INFO_free();
 331 int                     i2d_PKCS7_RECIP_INFO();
 332 PKCS7_RECIP_INFO        *d2i_PKCS7_RECIP_INFO();
 333 PKCS7_SIGNED            *PKCS7_SIGNED_new();
 334 void                    PKCS7_SIGNED_free();
 335 int                     i2d_PKCS7_SIGNED();
 336 PKCS7_SIGNED            *d2i_PKCS7_SIGNED();
 337 PKCS7_ENC_CONTENT       *PKCS7_ENC_CONTENT_new();
 338 void                    PKCS7_ENC_CONTENT_free();
 339 int                     i2d_PKCS7_ENC_CONTENT();
 340 PKCS7_ENC_CONTENT       *d2i_PKCS7_ENC_CONTENT();
 341 PKCS7_ENVELOPE          *PKCS7_ENVELOPE_new();
 342 void                    PKCS7_ENVELOPE_free();
 343 int                     i2d_PKCS7_ENVELOPE();
 344 PKCS7_ENVELOPE          *d2i_PKCS7_ENVELOPE();
 345 PKCS7_SIGN_ENVELOPE     *PKCS7_SIGN_ENVELOPE_new();
 346 void                    PKCS7_SIGN_ENVELOPE_free();
 347 int                     i2d_PKCS7_SIGN_ENVELOPE();
 348 PKCS7_SIGN_ENVELOPE     *d2i_PKCS7_SIGN_ENVELOPE();
 349 PKCS7_DIGEST            *PKCS7_DIGEST_new();
 350 void                    PKCS7_DIGEST_free();
 351 int                     i2d_PKCS7_DIGEST();
 352 PKCS7_DIGEST            *d2i_PKCS7_DIGEST();
 353 PKCS7_ENCRYPT           *PKCS7_ENCRYPT_new();
 354 void                    PKCS7_ENCRYPT_free();
 355 int                     i2d_PKCS7_ENCRYPT();
 356 PKCS7_ENCRYPT           *d2i_PKCS7_ENCRYPT();
 357 PKCS7                   *PKCS7_new();
 358 void                    PKCS7_free();
 359 void                    PKCS7_content_free();
 360 int                     i2d_PKCS7();
 361 PKCS7                   *d2i_PKCS7();
 362
 363 void ERR_load_PKCS7_strings();
 364
 365 #ifndef WIN16
 366 PKCS7 *d2i_PKCS7_fp();
 367 int i2d_PKCS7_fp();
 368 #endif
 369 PKCS7 *PKCS7_dup();
 370 PKCS7 *d2i_PKCS7_bio();
 371 int i2d_PKCS7_bio();
 372 long PKCS7_ctrl();
 373 int PKCS7_set_type();
 374 int PKCS7_set_content();
 375 int PKCS7_SIGNER_INFO_set();
 376 int PKCS7_add_signer();
 377 int PKCS7_add_certificate();
 378 int PKCS7_add_crl();
 379 int PKCS7_content_new();
 380 int PKCS7_dataSign();
 381 int PKCS7_dataVerify();
 382 BIO *PKCS7_dataInit();
 383 PKCS7_SIGNER_INFO *PKCS7_add_signature();
 384 X509 *PKCS7_cert_from_signer_info();
 385 STACK *PKCS7_get_signer_info();
 386
 387 #endif
 388
 389 /* BEGIN ERROR CODES */
 390 /* Error codes for the PKCS7 functions. */
 391
 392 /* Function codes. */
 393 #define PKCS7_F_PKCS7_ADD_SIGNER                         100
 394 #define PKCS7_F_PKCS7_CTRL                               101
 395 #define PKCS7_F_PKCS7_DATAFINAL                          102
 396 #define PKCS7_F_PKCS7_DATAINIT                           103
 397 #define PKCS7_F_PKCS7_DATAVERIFY                         104
 398 #define PKCS7_F_PKCS7_SET_CONTENT                        105
 399 #define PKCS7_F_PKCS7_SET_TYPE                           106
 400
 401 /* Reason codes. */
 402 #define PKCS7_R_INTERNAL_ERROR                           100
 403 #define PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE     101
 404 #define PKCS7_R_SIGNATURE_FAILURE                        102
 405 #define PKCS7_R_UNABLE_TO_FIND_CERTIFICATE               103
 406 #define PKCS7_R_UNABLE_TO_FIND_MEM_BIO                   104
 407 #define PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST            105
 408 #define PKCS7_R_UNKNOWN_DIGEST_TYPE                      106
 409 #define PKCS7_R_UNSUPPORTED_CONTENT_TYPE                 107
 410 #define PKCS7_R_WRONG_CONTENT_TYPE                       108
 411
 412 #ifdef  __cplusplus
 413 }
 414 #endif
 415 #endif
 416