crypto/evp/evp.h

   1 /* crypto/evp/evp.h */
   2 /* Copyright (C) 1995-1998 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_ENVELOPE_H
  60 # define HEADER_ENVELOPE_H
  61
  62 # ifdef OPENSSL_ALGORITHM_DEFINES
  63 #  include <openssl/opensslconf.h>
  64 # else
  65 #  define OPENSSL_ALGORITHM_DEFINES
  66 #  include <openssl/opensslconf.h>
  67 #  undef OPENSSL_ALGORITHM_DEFINES
  68 # endif
  69
  70 # include <openssl/ossl_typ.h>
  71
  72 # include <openssl/symhacks.h>
  73
  74 # ifndef OPENSSL_NO_BIO
  75 #  include <openssl/bio.h>
  76 # endif
  77
  78 # ifdef OPENSSL_FIPS
  79 #  include <openssl/fips.h>
  80 # endif
  81
  82 /*-
  83 #define EVP_RC2_KEY_SIZE                16
  84 #define EVP_RC4_KEY_SIZE                16
  85 #define EVP_BLOWFISH_KEY_SIZE           16
  86 #define EVP_CAST5_KEY_SIZE              16
  87 #define EVP_RC5_32_12_16_KEY_SIZE       16
  88 */
  89 # define EVP_MAX_MD_SIZE                 64/* longest known is SHA512 */
  90 # define EVP_MAX_KEY_LENGTH              32
  91 # define EVP_MAX_IV_LENGTH               16
  92 # define EVP_MAX_BLOCK_LENGTH            32
  93
  94 # define PKCS5_SALT_LEN                  8
  95 /* Default PKCS#5 iteration count */
  96 # define PKCS5_DEFAULT_ITER              2048
  97
  98 # include <openssl/objects.h>
  99
 100 # define EVP_PK_RSA      0x0001
 101 # define EVP_PK_DSA      0x0002
 102 # define EVP_PK_DH       0x0004
 103 # define EVP_PK_EC       0x0008
 104 # define EVP_PKT_SIGN    0x0010
 105 # define EVP_PKT_ENC     0x0020
 106 # define EVP_PKT_EXCH    0x0040
 107 # define EVP_PKS_RSA     0x0100
 108 # define EVP_PKS_DSA     0x0200
 109 # define EVP_PKS_EC      0x0400
 110 # define EVP_PKT_EXP     0x1000 /* <= 512 bit key */
 111
 112 # define EVP_PKEY_NONE   NID_undef
 113 # define EVP_PKEY_RSA    NID_rsaEncryption
 114 # define EVP_PKEY_RSA2   NID_rsa
 115 # define EVP_PKEY_DSA    NID_dsa
 116 # define EVP_PKEY_DSA1   NID_dsa_2
 117 # define EVP_PKEY_DSA2   NID_dsaWithSHA
 118 # define EVP_PKEY_DSA3   NID_dsaWithSHA1
 119 # define EVP_PKEY_DSA4   NID_dsaWithSHA1_2
 120 # define EVP_PKEY_DH     NID_dhKeyAgreement
 121 # define EVP_PKEY_EC     NID_X9_62_id_ecPublicKey
 122
 123 #ifdef  __cplusplus
 124 extern "C" {
 125 #endif
 126
 127 /*
 128  * Type needs to be a bit field Sub-type needs to be for variations on the
 129  * method, as in, can it do arbitrary encryption....
 130  */
 131 struct evp_pkey_st {
 132     int type;
 133     int save_type;
 134     int references;
 135     union {
 136         char *ptr;
 137 # ifndef OPENSSL_NO_RSA
 138         struct rsa_st *rsa;     /* RSA */
 139 # endif
 140 # ifndef OPENSSL_NO_DSA
 141         struct dsa_st *dsa;     /* DSA */
 142 # endif
 143 # ifndef OPENSSL_NO_DH
 144         struct dh_st *dh;       /* DH */
 145 # endif
 146 # ifndef OPENSSL_NO_EC
 147         struct ec_key_st *ec;   /* ECC */
 148 # endif
 149     } pkey;
 150     int save_parameters;
 151     STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
 152 } /* EVP_PKEY */ ;
 153
 154 # define EVP_PKEY_MO_SIGN        0x0001
 155 # define EVP_PKEY_MO_VERIFY      0x0002
 156 # define EVP_PKEY_MO_ENCRYPT     0x0004
 157 # define EVP_PKEY_MO_DECRYPT     0x0008
 158
 159 # if 0
 160 /*
 161  * This structure is required to tie the message digest and signing together.
 162  * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or oid, md
 163  * and pkey. This is required because for various smart-card perform the
 164  * digest and signing/verification on-board.  To handle this case, the
 165  * specific EVP_MD and EVP_PKEY_METHODs need to be closely associated. When a
 166  * PKEY is created, it will have a EVP_PKEY_METHOD associated with it. This
 167  * can either be software or a token to provide the required low level
 168  * routines.
 169  */
 170 typedef struct evp_pkey_md_st {
 171     int oid;
 172     EVP_MD *md;
 173     EVP_PKEY_METHOD *pkey;
 174 } EVP_PKEY_MD;
 175
 176 #  define EVP_rsa_md2() \
 177                 EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
 178                         EVP_rsa_pkcs1(),EVP_md2())
 179 #  define EVP_rsa_md5() \
 180                 EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
 181                         EVP_rsa_pkcs1(),EVP_md5())
 182 #  define EVP_rsa_sha0() \
 183                 EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
 184                         EVP_rsa_pkcs1(),EVP_sha())
 185 #  define EVP_rsa_sha1() \
 186                 EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
 187                         EVP_rsa_pkcs1(),EVP_sha1())
 188 #  define EVP_rsa_ripemd160() \
 189                 EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
 190                         EVP_rsa_pkcs1(),EVP_ripemd160())
 191 #  define EVP_rsa_mdc2() \
 192                 EVP_PKEY_MD_add(NID_mdc2WithRSA,\
 193                         EVP_rsa_octet_string(),EVP_mdc2())
 194 #  define EVP_dsa_sha() \
 195                 EVP_PKEY_MD_add(NID_dsaWithSHA,\
 196                         EVP_dsa(),EVP_sha())
 197 #  define EVP_dsa_sha1() \
 198                 EVP_PKEY_MD_add(NID_dsaWithSHA1,\
 199                         EVP_dsa(),EVP_sha1())
 200
 201 typedef struct evp_pkey_method_st {
 202     char *name;
 203     int flags;
 204     int type;                   /* RSA, DSA, an SSLeay specific constant */
 205     int oid;                    /* For the pub-key type */
 206     int encrypt_oid;            /* pub/priv key encryption */
 207     int (*sign) ();
 208     int (*verify) ();
 209     struct {
 210         int (*set) ();          /* get and/or set the underlying type */
 211         int (*get) ();
 212         int (*encrypt) ();
 213         int (*decrypt) ();
 214         int (*i2d) ();
 215         int (*d2i) ();
 216         int (*dup) ();
 217     } pub, priv;
 218     int (*set_asn1_parameters) ();
 219     int (*get_asn1_parameters) ();
 220 } EVP_PKEY_METHOD;
 221 # endif
 222
 223 # ifndef EVP_MD
 224 struct env_md_st {
 225     int type;
 226     int pkey_type;
 227     int md_size;
 228     unsigned long flags;
 229     int (*init) (EVP_MD_CTX *ctx);
 230     int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count);
 231     int (*final) (EVP_MD_CTX *ctx, unsigned char *md);
 232     int (*copy) (EVP_MD_CTX *to, const EVP_MD_CTX *from);
 233     int (*cleanup) (EVP_MD_CTX *ctx);
 234     /* FIXME: prototype these some day */
 235     int (*sign) (int type, const unsigned char *m, unsigned int m_length,
 236                  unsigned char *sigret, unsigned int *siglen, void *key);
 237     int (*verify) (int type, const unsigned char *m, unsigned int m_length,
 238                    const unsigned char *sigbuf, unsigned int siglen,
 239                    void *key);
 240     int required_pkey_type[5];  /* EVP_PKEY_xxx */
 241     int block_size;
 242     int ctx_size;               /* how big does the ctx->md_data need to be */
 243 } /* EVP_MD */ ;
 244
 245 typedef int evp_sign_method(int type, const unsigned char *m,
 246                             unsigned int m_length, unsigned char *sigret,
 247                             unsigned int *siglen, void *key);
 248 typedef int evp_verify_method(int type, const unsigned char *m,
 249                               unsigned int m_length,
 250                               const unsigned char *sigbuf,
 251                               unsigned int siglen, void *key);
 252
 253 typedef struct {
 254     EVP_MD_CTX *mctx;
 255     void *key;
 256 } EVP_MD_SVCTX;
 257
 258 /* digest can only handle a single block */
 259 #  define EVP_MD_FLAG_ONESHOT     0x0001
 260
 261 /* Note if suitable for use in FIPS mode */
 262 #  define EVP_MD_FLAG_FIPS        0x0400
 263
 264 #  define EVP_MD_FLAG_SVCTX       0x0800
 265                                        /* pass EVP_MD_SVCTX to sign/verify */
 266
 267 #  define EVP_PKEY_NULL_method    NULL,NULL,{0,0,0,0}
 268
 269 #  ifndef OPENSSL_NO_DSA
 270 #   define EVP_PKEY_DSA_method     (evp_sign_method *)DSA_sign, \
 271                                 (evp_verify_method *)DSA_verify, \
 272                                 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
 273                                         EVP_PKEY_DSA4,0}
 274 #  else
 275 #   define EVP_PKEY_DSA_method     EVP_PKEY_NULL_method
 276 #  endif
 277
 278 #  ifndef OPENSSL_NO_ECDSA
 279 #   define EVP_PKEY_ECDSA_method   (evp_sign_method *)ECDSA_sign, \
 280                                 (evp_verify_method *)ECDSA_verify, \
 281                                  {EVP_PKEY_EC,0,0,0}
 282 #  else
 283 #   define EVP_PKEY_ECDSA_method   EVP_PKEY_NULL_method
 284 #  endif
 285
 286 #  ifndef OPENSSL_NO_RSA
 287 #   define EVP_PKEY_RSA_method     (evp_sign_method *)RSA_sign, \
 288                                 (evp_verify_method *)RSA_verify, \
 289                                 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
 290 #   define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
 291                                 (evp_sign_method *)RSA_sign_ASN1_OCTET_STRING, \
 292                                 (evp_verify_method *)RSA_verify_ASN1_OCTET_STRING, \
 293                                 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
 294 #  else
 295 #   define EVP_PKEY_RSA_method     EVP_PKEY_NULL_method
 296 #   define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
 297 #  endif
 298
 299 # endif                         /* !EVP_MD */
 300
 301 struct env_md_ctx_st {
 302     const EVP_MD *digest;
 303     ENGINE *engine;             /* functional reference if 'digest' is
 304                                  * ENGINE-provided */
 305     unsigned long flags;
 306     void *md_data;
 307 } /* EVP_MD_CTX */ ;
 308
 309 /* values for EVP_MD_CTX flags */
 310
 311 # define EVP_MD_CTX_FLAG_ONESHOT         0x0001/* digest update will be
 312                                                 * called once only */
 313 # define EVP_MD_CTX_FLAG_CLEANED         0x0002/* context has already been
 314                                                 * cleaned */
 315 # define EVP_MD_CTX_FLAG_REUSE           0x0004/* Don't free up ctx->md_data
 316                                                 * in EVP_MD_CTX_cleanup */
 317 # define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW  0x0008/* Allow use of non FIPS
 318                                                 * digest in FIPS mode */
 319
 320 # define EVP_MD_CTX_FLAG_PAD_MASK        0xF0/* RSA mode to use */
 321 # define EVP_MD_CTX_FLAG_PAD_PKCS1       0x00/* PKCS#1 v1.5 mode */
 322 # define EVP_MD_CTX_FLAG_PAD_X931        0x10/* X9.31 mode */
 323 # define EVP_MD_CTX_FLAG_PAD_PSS         0x20/* PSS mode */
 324 # define M_EVP_MD_CTX_FLAG_PSS_SALT(ctx) \
 325                 ((ctx->flags>>16) &0xFFFF) /* seed length */
 326 # define EVP_MD_CTX_FLAG_PSS_MDLEN       0xFFFF/* salt len same as digest */
 327 # define EVP_MD_CTX_FLAG_PSS_MREC        0xFFFE/* salt max or auto recovered */
 328
 329 struct evp_cipher_st {
 330     int nid;
 331     int block_size;
 332     /* Default value for variable length ciphers */
 333     int key_len;
 334     int iv_len;
 335     /* Various flags */
 336     unsigned long flags;
 337     /* init key */
 338     int (*init) (EVP_CIPHER_CTX *ctx, const unsigned char *key,
 339                  const unsigned char *iv, int enc);
 340     /* encrypt/decrypt data */
 341     int (*do_cipher) (EVP_CIPHER_CTX *ctx, unsigned char *out,
 342                       const unsigned char *in, unsigned int inl);
 343     /* cleanup ctx */
 344     int (*cleanup) (EVP_CIPHER_CTX *);
 345     /* how big ctx->cipher_data needs to be */
 346     int ctx_size;
 347     /* Populate a ASN1_TYPE with parameters */
 348     int (*set_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *);
 349     /* Get parameters from a ASN1_TYPE */
 350     int (*get_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *);
 351     /* Miscellaneous operations */
 352     int (*ctrl) (EVP_CIPHER_CTX *, int type, int arg, void *ptr);
 353     /* Application data */
 354     void *app_data;
 355 } /* EVP_CIPHER */ ;
 356
 357 /* Values for cipher flags */
 358
 359 /* Modes for ciphers */
 360
 361 # define         EVP_CIPH_STREAM_CIPHER          0x0
 362 # define         EVP_CIPH_ECB_MODE               0x1
 363 # define         EVP_CIPH_CBC_MODE               0x2
 364 # define         EVP_CIPH_CFB_MODE               0x3
 365 # define         EVP_CIPH_OFB_MODE               0x4
 366 # define         EVP_CIPH_MODE                   0x7
 367 /* Set if variable length cipher */
 368 # define         EVP_CIPH_VARIABLE_LENGTH        0x8
 369 /* Set if the iv handling should be done by the cipher itself */
 370 # define         EVP_CIPH_CUSTOM_IV              0x10
 371 /* Set if the cipher's init() function should be called if key is NULL */
 372 # define         EVP_CIPH_ALWAYS_CALL_INIT       0x20
 373 /* Call ctrl() to init cipher parameters */
 374 # define         EVP_CIPH_CTRL_INIT              0x40
 375 /* Don't use standard key length function */
 376 # define         EVP_CIPH_CUSTOM_KEY_LENGTH      0x80
 377 /* Don't use standard block padding */
 378 # define         EVP_CIPH_NO_PADDING             0x100
 379 /* cipher handles random key generation */
 380 # define         EVP_CIPH_RAND_KEY               0x200
 381 /* Note if suitable for use in FIPS mode */
 382 # define         EVP_CIPH_FLAG_FIPS              0x400
 383 /* Allow non FIPS cipher in FIPS mode */
 384 # define         EVP_CIPH_FLAG_NON_FIPS_ALLOW    0x800
 385 /* Allow use default ASN1 get/set iv */
 386 # define         EVP_CIPH_FLAG_DEFAULT_ASN1      0x1000
 387 /* Buffer length in bits not bytes: CFB1 mode only */
 388 # define         EVP_CIPH_FLAG_LENGTH_BITS       0x2000
 389
 390 /* ctrl() values */
 391
 392 # define         EVP_CTRL_INIT                   0x0
 393 # define         EVP_CTRL_SET_KEY_LENGTH         0x1
 394 # define         EVP_CTRL_GET_RC2_KEY_BITS       0x2
 395 # define         EVP_CTRL_SET_RC2_KEY_BITS       0x3
 396 # define         EVP_CTRL_GET_RC5_ROUNDS         0x4
 397 # define         EVP_CTRL_SET_RC5_ROUNDS         0x5
 398 # define         EVP_CTRL_RAND_KEY               0x6
 399
 400 typedef struct evp_cipher_info_st {
 401     const EVP_CIPHER *cipher;
 402     unsigned char iv[EVP_MAX_IV_LENGTH];
 403 } EVP_CIPHER_INFO;
 404
 405 struct evp_cipher_ctx_st {
 406     const EVP_CIPHER *cipher;
 407     ENGINE *engine;             /* functional reference if 'cipher' is
 408                                  * ENGINE-provided */
 409     int encrypt;                /* encrypt or decrypt */
 410     int buf_len;                /* number we have left */
 411     unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
 412     unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
 413     unsigned char buf[EVP_MAX_BLOCK_LENGTH]; /* saved partial block */
 414     int num;                    /* used by cfb/ofb mode */
 415     void *app_data;             /* application stuff */
 416     int key_len;                /* May change for variable length cipher */
 417     unsigned long flags;        /* Various flags */
 418     void *cipher_data;          /* per EVP data */
 419     int final_used;
 420     int block_mask;
 421     unsigned char final[EVP_MAX_BLOCK_LENGTH]; /* possible final block */
 422 } /* EVP_CIPHER_CTX */ ;
 423
 424 typedef struct evp_Encode_Ctx_st {
 425     /* number saved in a partial encode/decode */
 426     int num;
 427     /*
 428      * The length is either the output line length (in input bytes) or the
 429      * shortest input line length that is ok.  Once decoding begins, the
 430      * length is adjusted up each time a longer line is decoded
 431      */
 432     int length;
 433     /* data to encode */
 434     unsigned char enc_data[80];
 435     /* number read on current line */
 436     int line_num;
 437     int expect_nl;
 438 } EVP_ENCODE_CTX;
 439
 440 /* Password based encryption function */
 441 typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
 442                               int passlen, ASN1_TYPE *param,
 443                               const EVP_CIPHER *cipher, const EVP_MD *md,
 444                               int en_de);
 445
 446 # ifndef OPENSSL_NO_RSA
 447 #  define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
 448                                         (char *)(rsa))
 449 # endif
 450
 451 # ifndef OPENSSL_NO_DSA
 452 #  define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
 453                                         (char *)(dsa))
 454 # endif
 455
 456 # ifndef OPENSSL_NO_DH
 457 #  define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
 458                                         (char *)(dh))
 459 # endif
 460
 461 # ifndef OPENSSL_NO_EC
 462 #  define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
 463                                         (char *)(eckey))
 464 # endif
 465
 466 /* Add some extra combinations */
 467 # define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
 468 # define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
 469 # define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
 470 # define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
 471
 472 /* Macros to reduce FIPS dependencies: do NOT use in applications */
 473 # define M_EVP_MD_size(e)                ((e)->md_size)
 474 # define M_EVP_MD_block_size(e)          ((e)->block_size)
 475 # define M_EVP_MD_CTX_set_flags(ctx,flgs) ((ctx)->flags|=(flgs))
 476 # define M_EVP_MD_CTX_clear_flags(ctx,flgs) ((ctx)->flags&=~(flgs))
 477 # define M_EVP_MD_CTX_test_flags(ctx,flgs) ((ctx)->flags&(flgs))
 478 # define M_EVP_MD_type(e)                        ((e)->type)
 479 # define M_EVP_MD_CTX_type(e)            M_EVP_MD_type(M_EVP_MD_CTX_md(e))
 480 # define M_EVP_MD_CTX_md(e)                      ((e)->digest)
 481
 482 # define M_EVP_CIPHER_CTX_set_flags(ctx,flgs) ((ctx)->flags|=(flgs))
 483
 484 int EVP_MD_type(const EVP_MD *md);
 485 # define EVP_MD_nid(e)                   EVP_MD_type(e)
 486 # define EVP_MD_name(e)                  OBJ_nid2sn(EVP_MD_nid(e))
 487 int EVP_MD_pkey_type(const EVP_MD *md);
 488 int EVP_MD_size(const EVP_MD *md);
 489 int EVP_MD_block_size(const EVP_MD *md);
 490
 491 const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
 492 # define EVP_MD_CTX_size(e)              EVP_MD_size(EVP_MD_CTX_md(e))
 493 # define EVP_MD_CTX_block_size(e)        EVP_MD_block_size(EVP_MD_CTX_md(e))
 494 # define EVP_MD_CTX_type(e)              EVP_MD_type(EVP_MD_CTX_md(e))
 495
 496 int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
 497 # define EVP_CIPHER_name(e)              OBJ_nid2sn(EVP_CIPHER_nid(e))
 498 int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
 499 int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
 500 int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
 501 unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
 502 # define EVP_CIPHER_mode(e)              (EVP_CIPHER_flags(e) & EVP_CIPH_MODE)
 503
 504 const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
 505 int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
 506 int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
 507 int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
 508 int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
 509 void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
 510 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
 511 # define EVP_CIPHER_CTX_type(c)         EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
 512 unsigned long EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx);
 513 # define EVP_CIPHER_CTX_mode(e)          (EVP_CIPHER_CTX_flags(e) & EVP_CIPH_MODE)
 514
 515 # define EVP_ENCODE_LENGTH(l)    (((l+2)/3*4)+(l/48+1)*2+80)
 516 # define EVP_DECODE_LENGTH(l)    ((l+3)/4*3+80)
 517
 518 # define EVP_SignInit_ex(a,b,c)          EVP_DigestInit_ex(a,b,c)
 519 # define EVP_SignInit(a,b)               EVP_DigestInit(a,b)
 520 # define EVP_SignUpdate(a,b,c)           EVP_DigestUpdate(a,b,c)
 521 # define EVP_VerifyInit_ex(a,b,c)        EVP_DigestInit_ex(a,b,c)
 522 # define EVP_VerifyInit(a,b)             EVP_DigestInit(a,b)
 523 # define EVP_VerifyUpdate(a,b,c)         EVP_DigestUpdate(a,b,c)
 524 # define EVP_OpenUpdate(a,b,c,d,e)       EVP_DecryptUpdate(a,b,c,d,e)
 525 # define EVP_SealUpdate(a,b,c,d,e)       EVP_EncryptUpdate(a,b,c,d,e)
 526
 527 # ifdef CONST_STRICT
 528 void BIO_set_md(BIO *, const EVP_MD *md);
 529 # else
 530 #  define BIO_set_md(b,md)               BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
 531 # endif
 532 # define BIO_get_md(b,mdp)               BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
 533 # define BIO_get_md_ctx(b,mdcp)     BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
 534 # define BIO_set_md_ctx(b,mdcp)     BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(char *)mdcp)
 535 # define BIO_get_cipher_status(b)        BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
 536 # define BIO_get_cipher_ctx(b,c_pp)      BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
 537
 538 int EVP_Cipher(EVP_CIPHER_CTX *c,
 539                unsigned char *out, const unsigned char *in, unsigned int inl);
 540
 541 # define EVP_add_cipher_alias(n,alias) \
 542         OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
 543 # define EVP_add_digest_alias(n,alias) \
 544         OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
 545 # define EVP_delete_cipher_alias(alias) \
 546         OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
 547 # define EVP_delete_digest_alias(alias) \
 548         OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
 549
 550 void EVP_MD_CTX_init(EVP_MD_CTX *ctx);
 551 int EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
 552 EVP_MD_CTX *EVP_MD_CTX_create(void);
 553 void EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
 554 int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
 555 void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
 556 void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
 557 int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
 558 int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
 559 int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d, size_t cnt);
 560 int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s);
 561 int EVP_Digest(const void *data, size_t count,
 562                unsigned char *md, unsigned int *size, const EVP_MD *type,
 563                ENGINE *impl);
 564
 565 int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
 566 int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
 567 int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s);
 568
 569 int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
 570 void EVP_set_pw_prompt(const char *prompt);
 571 char *EVP_get_pw_prompt(void);
 572
 573 int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
 574                    const unsigned char *salt, const unsigned char *data,
 575                    int datal, int count, unsigned char *key,
 576                    unsigned char *iv);
 577
 578 void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
 579 void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
 580 int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
 581
 582 int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
 583                     const unsigned char *key, const unsigned char *iv);
 584 int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
 585                        ENGINE *impl, const unsigned char *key,
 586                        const unsigned char *iv);
 587 int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,
 588                       const unsigned char *in, int inl);
 589 int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
 590 int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
 591
 592 int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
 593                     const unsigned char *key, const unsigned char *iv);
 594 int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
 595                        ENGINE *impl, const unsigned char *key,
 596                        const unsigned char *iv);
 597 int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,
 598                       const unsigned char *in, int inl);
 599 int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
 600 int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
 601
 602 int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
 603                    const unsigned char *key, const unsigned char *iv,
 604                    int enc);
 605 int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
 606                       ENGINE *impl, const unsigned char *key,
 607                       const unsigned char *iv, int enc);
 608 int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl,
 609                      const unsigned char *in, int inl);
 610 int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
 611 int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
 612
 613 int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
 614                   EVP_PKEY *pkey);
 615
 616 int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
 617                     unsigned int siglen, EVP_PKEY *pkey);
 618
 619 int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
 620                  const unsigned char *ek, int ekl, const unsigned char *iv,
 621                  EVP_PKEY *priv);
 622 int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
 623
 624 int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
 625                  unsigned char **ek, int *ekl, unsigned char *iv,
 626                  EVP_PKEY **pubk, int npubk);
 627 int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
 628
 629 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
 630 void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
 631                       const unsigned char *in, int inl);
 632 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
 633 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
 634
 635 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
 636 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
 637                      const unsigned char *in, int inl);
 638 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
 639                     char *out, int *outl);
 640 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
 641
 642 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
 643 int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
 644 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
 645 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *a);
 646 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
 647 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
 648 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
 649 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
 650
 651 # ifndef OPENSSL_NO_BIO
 652 BIO_METHOD *BIO_f_md(void);
 653 BIO_METHOD *BIO_f_base64(void);
 654 BIO_METHOD *BIO_f_cipher(void);
 655 BIO_METHOD *BIO_f_reliable(void);
 656 void BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
 657                     const unsigned char *i, int enc);
 658 # endif
 659
 660 const EVP_MD *EVP_md_null(void);
 661 # ifndef OPENSSL_NO_MD2
 662 const EVP_MD *EVP_md2(void);
 663 # endif
 664 # ifndef OPENSSL_NO_MD4
 665 const EVP_MD *EVP_md4(void);
 666 # endif
 667 # ifndef OPENSSL_NO_MD5
 668 const EVP_MD *EVP_md5(void);
 669 # endif
 670 # ifndef OPENSSL_NO_SHA
 671 const EVP_MD *EVP_sha(void);
 672 const EVP_MD *EVP_sha1(void);
 673 const EVP_MD *EVP_dss(void);
 674 const EVP_MD *EVP_dss1(void);
 675 const EVP_MD *EVP_ecdsa(void);
 676 # endif
 677 # ifndef OPENSSL_NO_SHA256
 678 const EVP_MD *EVP_sha224(void);
 679 const EVP_MD *EVP_sha256(void);
 680 # endif
 681 # ifndef OPENSSL_NO_SHA512
 682 const EVP_MD *EVP_sha384(void);
 683 const EVP_MD *EVP_sha512(void);
 684 # endif
 685 # ifndef OPENSSL_NO_MDC2
 686 const EVP_MD *EVP_mdc2(void);
 687 # endif
 688 # ifndef OPENSSL_NO_RIPEMD
 689 const EVP_MD *EVP_ripemd160(void);
 690 # endif
 691 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
 692 # ifndef OPENSSL_NO_DES
 693 const EVP_CIPHER *EVP_des_ecb(void);
 694 const EVP_CIPHER *EVP_des_ede(void);
 695 const EVP_CIPHER *EVP_des_ede3(void);
 696 const EVP_CIPHER *EVP_des_ede_ecb(void);
 697 const EVP_CIPHER *EVP_des_ede3_ecb(void);
 698 const EVP_CIPHER *EVP_des_cfb64(void);
 699 #  define EVP_des_cfb EVP_des_cfb64
 700 const EVP_CIPHER *EVP_des_cfb1(void);
 701 const EVP_CIPHER *EVP_des_cfb8(void);
 702 const EVP_CIPHER *EVP_des_ede_cfb64(void);
 703 #  define EVP_des_ede_cfb EVP_des_ede_cfb64
 704 #  if 0
 705 const EVP_CIPHER *EVP_des_ede_cfb1(void);
 706 const EVP_CIPHER *EVP_des_ede_cfb8(void);
 707 #  endif
 708 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
 709 #  define EVP_des_ede3_cfb EVP_des_ede3_cfb64
 710 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
 711 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
 712 const EVP_CIPHER *EVP_des_ofb(void);
 713 const EVP_CIPHER *EVP_des_ede_ofb(void);
 714 const EVP_CIPHER *EVP_des_ede3_ofb(void);
 715 const EVP_CIPHER *EVP_des_cbc(void);
 716 const EVP_CIPHER *EVP_des_ede_cbc(void);
 717 const EVP_CIPHER *EVP_des_ede3_cbc(void);
 718 const EVP_CIPHER *EVP_desx_cbc(void);
 719 /*
 720  * This should now be supported through the dev_crypto ENGINE. But also, why
 721  * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
 722  * branch?
 723  */
 724 #  if 0
 725 #   ifdef OPENSSL_OPENBSD_DEV_CRYPTO
 726 const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
 727 const EVP_CIPHER *EVP_dev_crypto_rc4(void);
 728 const EVP_MD *EVP_dev_crypto_md5(void);
 729 #   endif
 730 #  endif
 731 # endif
 732 # ifndef OPENSSL_NO_RC4
 733 const EVP_CIPHER *EVP_rc4(void);
 734 const EVP_CIPHER *EVP_rc4_40(void);
 735 # endif
 736 # ifndef OPENSSL_NO_IDEA
 737 const EVP_CIPHER *EVP_idea_ecb(void);
 738 const EVP_CIPHER *EVP_idea_cfb64(void);
 739 #  define EVP_idea_cfb EVP_idea_cfb64
 740 const EVP_CIPHER *EVP_idea_ofb(void);
 741 const EVP_CIPHER *EVP_idea_cbc(void);
 742 # endif
 743 # ifndef OPENSSL_NO_RC2
 744 const EVP_CIPHER *EVP_rc2_ecb(void);
 745 const EVP_CIPHER *EVP_rc2_cbc(void);
 746 const EVP_CIPHER *EVP_rc2_40_cbc(void);
 747 const EVP_CIPHER *EVP_rc2_64_cbc(void);
 748 const EVP_CIPHER *EVP_rc2_cfb64(void);
 749 #  define EVP_rc2_cfb EVP_rc2_cfb64
 750 const EVP_CIPHER *EVP_rc2_ofb(void);
 751 # endif
 752 # ifndef OPENSSL_NO_BF
 753 const EVP_CIPHER *EVP_bf_ecb(void);
 754 const EVP_CIPHER *EVP_bf_cbc(void);
 755 const EVP_CIPHER *EVP_bf_cfb64(void);
 756 #  define EVP_bf_cfb EVP_bf_cfb64
 757 const EVP_CIPHER *EVP_bf_ofb(void);
 758 # endif
 759 # ifndef OPENSSL_NO_CAST
 760 const EVP_CIPHER *EVP_cast5_ecb(void);
 761 const EVP_CIPHER *EVP_cast5_cbc(void);
 762 const EVP_CIPHER *EVP_cast5_cfb64(void);
 763 #  define EVP_cast5_cfb EVP_cast5_cfb64
 764 const EVP_CIPHER *EVP_cast5_ofb(void);
 765 # endif
 766 # ifndef OPENSSL_NO_RC5
 767 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
 768 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
 769 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
 770 #  define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
 771 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
 772 # endif
 773 # ifndef OPENSSL_NO_AES
 774 const EVP_CIPHER *EVP_aes_128_ecb(void);
 775 const EVP_CIPHER *EVP_aes_128_cbc(void);
 776 const EVP_CIPHER *EVP_aes_128_cfb1(void);
 777 const EVP_CIPHER *EVP_aes_128_cfb8(void);
 778 const EVP_CIPHER *EVP_aes_128_cfb128(void);
 779 #  define EVP_aes_128_cfb EVP_aes_128_cfb128
 780 const EVP_CIPHER *EVP_aes_128_ofb(void);
 781 #  if 0
 782 const EVP_CIPHER *EVP_aes_128_ctr(void);
 783 #  endif
 784 const EVP_CIPHER *EVP_aes_192_ecb(void);
 785 const EVP_CIPHER *EVP_aes_192_cbc(void);
 786 const EVP_CIPHER *EVP_aes_192_cfb1(void);
 787 const EVP_CIPHER *EVP_aes_192_cfb8(void);
 788 const EVP_CIPHER *EVP_aes_192_cfb128(void);
 789 #  define EVP_aes_192_cfb EVP_aes_192_cfb128
 790 const EVP_CIPHER *EVP_aes_192_ofb(void);
 791 #  if 0
 792 const EVP_CIPHER *EVP_aes_192_ctr(void);
 793 #  endif
 794 const EVP_CIPHER *EVP_aes_256_ecb(void);
 795 const EVP_CIPHER *EVP_aes_256_cbc(void);
 796 const EVP_CIPHER *EVP_aes_256_cfb1(void);
 797 const EVP_CIPHER *EVP_aes_256_cfb8(void);
 798 const EVP_CIPHER *EVP_aes_256_cfb128(void);
 799 #  define EVP_aes_256_cfb EVP_aes_256_cfb128
 800 const EVP_CIPHER *EVP_aes_256_ofb(void);
 801 #  if 0
 802 const EVP_CIPHER *EVP_aes_256_ctr(void);
 803 #  endif
 804 # endif
 805 # ifndef OPENSSL_NO_CAMELLIA
 806 const EVP_CIPHER *EVP_camellia_128_ecb(void);
 807 const EVP_CIPHER *EVP_camellia_128_cbc(void);
 808 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
 809 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
 810 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
 811 #  define EVP_camellia_128_cfb EVP_camellia_128_cfb128
 812 const EVP_CIPHER *EVP_camellia_128_ofb(void);
 813 const EVP_CIPHER *EVP_camellia_192_ecb(void);
 814 const EVP_CIPHER *EVP_camellia_192_cbc(void);
 815 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
 816 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
 817 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
 818 #  define EVP_camellia_192_cfb EVP_camellia_192_cfb128
 819 const EVP_CIPHER *EVP_camellia_192_ofb(void);
 820 const EVP_CIPHER *EVP_camellia_256_ecb(void);
 821 const EVP_CIPHER *EVP_camellia_256_cbc(void);
 822 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
 823 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
 824 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
 825 #  define EVP_camellia_256_cfb EVP_camellia_256_cfb128
 826 const EVP_CIPHER *EVP_camellia_256_ofb(void);
 827 # endif
 828
 829 # ifndef OPENSSL_NO_SEED
 830 const EVP_CIPHER *EVP_seed_ecb(void);
 831 const EVP_CIPHER *EVP_seed_cbc(void);
 832 const EVP_CIPHER *EVP_seed_cfb128(void);
 833 #  define EVP_seed_cfb EVP_seed_cfb128
 834 const EVP_CIPHER *EVP_seed_ofb(void);
 835 # endif
 836
 837 void OPENSSL_add_all_algorithms_noconf(void);
 838 void OPENSSL_add_all_algorithms_conf(void);
 839
 840 # ifdef OPENSSL_LOAD_CONF
 841 #  define OpenSSL_add_all_algorithms() \
 842                 OPENSSL_add_all_algorithms_conf()
 843 # else
 844 #  define OpenSSL_add_all_algorithms() \
 845                 OPENSSL_add_all_algorithms_noconf()
 846 # endif
 847
 848 void OpenSSL_add_all_ciphers(void);
 849 void OpenSSL_add_all_digests(void);
 850 # define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
 851 # define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
 852 # define SSLeay_add_all_digests() OpenSSL_add_all_digests()
 853
 854 int EVP_add_cipher(const EVP_CIPHER *cipher);
 855 int EVP_add_digest(const EVP_MD *digest);
 856
 857 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
 858 const EVP_MD *EVP_get_digestbyname(const char *name);
 859 void EVP_cleanup(void);
 860
 861 int EVP_PKEY_decrypt(unsigned char *dec_key,
 862                      const unsigned char *enc_key, int enc_key_len,
 863                      EVP_PKEY *private_key);
 864 int EVP_PKEY_encrypt(unsigned char *enc_key,
 865                      const unsigned char *key, int key_len,
 866                      EVP_PKEY *pub_key);
 867 int EVP_PKEY_type(int type);
 868 int EVP_PKEY_bits(EVP_PKEY *pkey);
 869 int EVP_PKEY_size(EVP_PKEY *pkey);
 870 int EVP_PKEY_assign(EVP_PKEY *pkey, int type, char *key);
 871
 872 # ifndef OPENSSL_NO_RSA
 873 struct rsa_st;
 874 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
 875 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
 876 # endif
 877 # ifndef OPENSSL_NO_DSA
 878 struct dsa_st;
 879 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
 880 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
 881 # endif
 882 # ifndef OPENSSL_NO_DH
 883 struct dh_st;
 884 int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
 885 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
 886 # endif
 887 # ifndef OPENSSL_NO_EC
 888 struct ec_key_st;
 889 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
 890 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
 891 # endif
 892
 893 EVP_PKEY *EVP_PKEY_new(void);
 894 void EVP_PKEY_free(EVP_PKEY *pkey);
 895
 896 EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
 897                         long length);
 898 int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
 899
 900 EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
 901                          long length);
 902 EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
 903                              long length);
 904 int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
 905
 906 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
 907 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
 908 int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
 909 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
 910
 911 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
 912
 913 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
 914
 915 /* calls methods */
 916 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
 917 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
 918
 919 /* These are used by EVP_CIPHER methods */
 920 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
 921 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
 922
 923 /* PKCS5 password based encryption */
 924 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
 925                        ASN1_TYPE *param, const EVP_CIPHER *cipher,
 926                        const EVP_MD *md, int en_de);
 927 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
 928                            const unsigned char *salt, int saltlen, int iter,
 929                            int keylen, unsigned char *out);
 930 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
 931                           ASN1_TYPE *param, const EVP_CIPHER *cipher,
 932                           const EVP_MD *md, int en_de);
 933
 934 void PKCS5_PBE_add(void);
 935
 936 int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
 937                        ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
 938 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
 939                     EVP_PBE_KEYGEN *keygen);
 940 void EVP_PBE_cleanup(void);
 941
 942 # ifdef OPENSSL_FIPS
 943 #  ifndef OPENSSL_NO_ENGINE
 944 void int_EVP_MD_set_engine_callbacks(int (*eng_md_init) (ENGINE *impl),
 945                                      int (*eng_md_fin) (ENGINE *impl),
 946                                      int (*eng_md_evp)
 947                                       (EVP_MD_CTX *ctx, const EVP_MD **ptype,
 948                                        ENGINE *impl));
 949 void int_EVP_MD_init_engine_callbacks(void);
 950 void int_EVP_CIPHER_set_engine_callbacks(int (*eng_ciph_fin) (ENGINE *impl),
 951                                          int (*eng_ciph_evp)
 952                                           (EVP_CIPHER_CTX *ctx,
 953                                            const EVP_CIPHER **pciph,
 954                                            ENGINE *impl));
 955 void int_EVP_CIPHER_init_engine_callbacks(void);
 956 #  endif
 957 # endif
 958
 959 void EVP_add_alg_module(void);
 960
 961 /* BEGIN ERROR CODES */
 962 /*
 963  * The following lines are auto generated by the script mkerr.pl. Any changes
 964  * made after this point may be overwritten when the script is next run.
 965  */
 966 void ERR_load_EVP_strings(void);
 967
 968 /* Error codes for the EVP functions. */
 969
 970 /* Function codes. */
 971 # define EVP_F_AES_INIT_KEY                               133
 972 # define EVP_F_ALG_MODULE_INIT                            138
 973 # define EVP_F_CAMELLIA_INIT_KEY                          159
 974 # define EVP_F_D2I_PKEY                                   100
 975 # define EVP_F_DO_EVP_ENC_ENGINE                          140
 976 # define EVP_F_DO_EVP_ENC_ENGINE_FULL                     141
 977 # define EVP_F_DO_EVP_MD_ENGINE                           139
 978 # define EVP_F_DO_EVP_MD_ENGINE_FULL                      142
 979 # define EVP_F_DSAPKEY2PKCS8                              134
 980 # define EVP_F_DSA_PKEY2PKCS8                             135
 981 # define EVP_F_ECDSA_PKEY2PKCS8                           129
 982 # define EVP_F_ECKEY_PKEY2PKCS8                           132
 983 # define EVP_F_EVP_CIPHERINIT                             137
 984 # define EVP_F_EVP_CIPHERINIT_EX                          123
 985 # define EVP_F_EVP_CIPHER_CTX_CTRL                        124
 986 # define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH              122
 987 # define EVP_F_EVP_DECRYPTFINAL_EX                        101
 988 # define EVP_F_EVP_DIGESTINIT                             136
 989 # define EVP_F_EVP_DIGESTINIT_EX                          128
 990 # define EVP_F_EVP_ENCRYPTFINAL_EX                        127
 991 # define EVP_F_EVP_MD_CTX_COPY_EX                         110
 992 # define EVP_F_EVP_OPENINIT                               102
 993 # define EVP_F_EVP_PBE_ALG_ADD                            115
 994 # define EVP_F_EVP_PBE_CIPHERINIT                         116
 995 # define EVP_F_EVP_PKCS82PKEY                             111
 996 # define EVP_F_EVP_PKEY2PKCS8_BROKEN                      113
 997 # define EVP_F_EVP_PKEY_COPY_PARAMETERS                   103
 998 # define EVP_F_EVP_PKEY_DECRYPT                           104
 999 # define EVP_F_EVP_PKEY_ENCRYPT                           105
1000 # define EVP_F_EVP_PKEY_GET1_DH                           119
1001 # define EVP_F_EVP_PKEY_GET1_DSA                          120
1002 # define EVP_F_EVP_PKEY_GET1_ECDSA                        130
1003 # define EVP_F_EVP_PKEY_GET1_EC_KEY                       131
1004 # define EVP_F_EVP_PKEY_GET1_RSA                          121
1005 # define EVP_F_EVP_PKEY_NEW                               106
1006 # define EVP_F_EVP_RIJNDAEL                               126
1007 # define EVP_F_EVP_SIGNFINAL                              107
1008 # define EVP_F_EVP_VERIFYFINAL                            108
1009 # define EVP_F_PKCS5_PBE_KEYIVGEN                         117
1010 # define EVP_F_PKCS5_V2_PBE_KEYIVGEN                      118
1011 # define EVP_F_PKCS8_SET_BROKEN                           112
1012 # define EVP_F_RC2_MAGIC_TO_METH                          109
1013 # define EVP_F_RC5_CTRL                                   125
1014
1015 /* Reason codes. */
1016 # define EVP_R_AES_KEY_SETUP_FAILED                       143
1017 # define EVP_R_ASN1_LIB                                   140
1018 # define EVP_R_BAD_BLOCK_LENGTH                           136
1019 # define EVP_R_BAD_DECRYPT                                100
1020 # define EVP_R_BAD_KEY_LENGTH                             137
1021 # define EVP_R_BN_DECODE_ERROR                            112
1022 # define EVP_R_BN_PUBKEY_ERROR                            113
1023 # define EVP_R_CAMELLIA_KEY_SETUP_FAILED                  157
1024 # define EVP_R_CIPHER_PARAMETER_ERROR                     122
1025 # define EVP_R_CTRL_NOT_IMPLEMENTED                       132
1026 # define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED             133
1027 # define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH          138
1028 # define EVP_R_DECODE_ERROR                               114
1029 # define EVP_R_DIFFERENT_KEY_TYPES                        101
1030 # define EVP_R_DISABLED_FOR_FIPS                          144
1031 # define EVP_R_ENCODE_ERROR                               115
1032 # define EVP_R_ERROR_LOADING_SECTION                      145
1033 # define EVP_R_ERROR_SETTING_FIPS_MODE                    146
1034 # define EVP_R_EVP_PBE_CIPHERINIT_ERROR                   119
1035 # define EVP_R_EXPECTING_AN_RSA_KEY                       127
1036 # define EVP_R_EXPECTING_A_DH_KEY                         128
1037 # define EVP_R_EXPECTING_A_DSA_KEY                        129
1038 # define EVP_R_EXPECTING_A_ECDSA_KEY                      141
1039 # define EVP_R_EXPECTING_A_EC_KEY                         142
1040 # define EVP_R_FIPS_MODE_NOT_SUPPORTED                    147
1041 # define EVP_R_INITIALIZATION_ERROR                       134
1042 # define EVP_R_INPUT_NOT_INITIALIZED                      111
1043 # define EVP_R_INVALID_FIPS_MODE                          148
1044 # define EVP_R_INVALID_KEY_LENGTH                         130
1045 # define EVP_R_IV_TOO_LARGE                               102
1046 # define EVP_R_KEYGEN_FAILURE                             120
1047 # define EVP_R_MISSING_PARAMETERS                         103
1048 # define EVP_R_NO_CIPHER_SET                              131
1049 # define EVP_R_NO_DIGEST_SET                              139
1050 # define EVP_R_NO_DSA_PARAMETERS                          116
1051 # define EVP_R_NO_SIGN_FUNCTION_CONFIGURED                104
1052 # define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED              105
1053 # define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE                  117
1054 # define EVP_R_PUBLIC_KEY_NOT_RSA                         106
1055 # define EVP_R_UNKNOWN_OPTION                             149
1056 # define EVP_R_UNKNOWN_PBE_ALGORITHM                      121
1057 # define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS                135
1058 # define EVP_R_UNSUPPORTED_CIPHER                         107
1059 # define EVP_R_UNSUPPORTED_KEYLENGTH                      123
1060 # define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION        124
1061 # define EVP_R_UNSUPPORTED_KEY_SIZE                       108
1062 # define EVP_R_UNSUPPORTED_PRF                            125
1063 # define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM          118
1064 # define EVP_R_UNSUPPORTED_SALT_TYPE                      126
1065 # define EVP_R_WRONG_FINAL_BLOCK_LENGTH                   109
1066 # define EVP_R_WRONG_PUBLIC_KEY_TYPE                      110
1067 # define EVP_R_SEED_KEY_SETUP_FAILED                      162
1068
1069 #ifdef  __cplusplus
1070 }
1071 #endif
1072 #endif