release/src/router/openssl/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 /*
  79 #define EVP_RC2_KEY_SIZE                16
  80 #define EVP_RC4_KEY_SIZE                16
  81 #define EVP_BLOWFISH_KEY_SIZE           16
  82 #define EVP_CAST5_KEY_SIZE              16
  83 #define EVP_RC5_32_12_16_KEY_SIZE       16
  84 */
  85 #define EVP_MAX_MD_SIZE                 64      /* longest known is SHA512 */
  86 #define EVP_MAX_KEY_LENGTH              64
  87 #define EVP_MAX_IV_LENGTH               16
  88 #define EVP_MAX_BLOCK_LENGTH            32
  89
  90 #define PKCS5_SALT_LEN                  8
  91 /* Default PKCS#5 iteration count */
  92 #define PKCS5_DEFAULT_ITER              2048
  93
  94 #include <openssl/objects.h>
  95
  96 #define EVP_PK_RSA      0x0001
  97 #define EVP_PK_DSA      0x0002
  98 #define EVP_PK_DH       0x0004
  99 #define EVP_PK_EC       0x0008
 100 #define EVP_PKT_SIGN    0x0010
 101 #define EVP_PKT_ENC     0x0020
 102 #define EVP_PKT_EXCH    0x0040
 103 #define EVP_PKS_RSA     0x0100
 104 #define EVP_PKS_DSA     0x0200
 105 #define EVP_PKS_EC      0x0400
 106 #define EVP_PKT_EXP     0x1000 /* <= 512 bit key */
 107
 108 #define EVP_PKEY_NONE   NID_undef
 109 #define EVP_PKEY_RSA    NID_rsaEncryption
 110 #define EVP_PKEY_RSA2   NID_rsa
 111 #define EVP_PKEY_DSA    NID_dsa
 112 #define EVP_PKEY_DSA1   NID_dsa_2
 113 #define EVP_PKEY_DSA2   NID_dsaWithSHA
 114 #define EVP_PKEY_DSA3   NID_dsaWithSHA1
 115 #define EVP_PKEY_DSA4   NID_dsaWithSHA1_2
 116 #define EVP_PKEY_DH     NID_dhKeyAgreement
 117 #define EVP_PKEY_EC     NID_X9_62_id_ecPublicKey
 118 #define EVP_PKEY_HMAC   NID_hmac
 119 #define EVP_PKEY_CMAC   NID_cmac
 120
 121 #ifdef  __cplusplus
 122 extern "C" {
 123 #endif
 124
 125 /* Type needs to be a bit field
 126  * Sub-type needs to be for variations on the method, as in, can it do
 127  * arbitrary encryption.... */
 128 struct evp_pkey_st
 129         {
 130         int type;
 131         int save_type;
 132         int references;
 133         const EVP_PKEY_ASN1_METHOD *ameth;
 134         ENGINE *engine;
 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 #ifndef EVP_MD
 160 struct env_md_st
 161         {
 162         int type;
 163         int pkey_type;
 164         int md_size;
 165         unsigned long flags;
 166         int (*init)(EVP_MD_CTX *ctx);
 167         int (*update)(EVP_MD_CTX *ctx,const void *data,size_t count);
 168         int (*final)(EVP_MD_CTX *ctx,unsigned char *md);
 169         int (*copy)(EVP_MD_CTX *to,const EVP_MD_CTX *from);
 170         int (*cleanup)(EVP_MD_CTX *ctx);
 171
 172         /* FIXME: prototype these some day */
 173         int (*sign)(int type, const unsigned char *m, unsigned int m_length,
 174                     unsigned char *sigret, unsigned int *siglen, void *key);
 175         int (*verify)(int type, const unsigned char *m, unsigned int m_length,
 176                       const unsigned char *sigbuf, unsigned int siglen,
 177                       void *key);
 178         int required_pkey_type[5]; /*EVP_PKEY_xxx */
 179         int block_size;
 180         int ctx_size; /* how big does the ctx->md_data need to be */
 181         /* control function */
 182         int (*md_ctrl)(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
 183         } /* EVP_MD */;
 184
 185 typedef int evp_sign_method(int type,const unsigned char *m,
 186                             unsigned int m_length,unsigned char *sigret,
 187                             unsigned int *siglen, void *key);
 188 typedef int evp_verify_method(int type,const unsigned char *m,
 189                             unsigned int m_length,const unsigned char *sigbuf,
 190                             unsigned int siglen, void *key);
 191
 192 #define EVP_MD_FLAG_ONESHOT     0x0001 /* digest can only handle a single
 193                                         * block */
 194
 195 #define EVP_MD_FLAG_PKEY_DIGEST 0x0002 /* digest is a "clone" digest used
 196                                         * which is a copy of an existing
 197                                         * one for a specific public key type.
 198                                         * EVP_dss1() etc */
 199
 200 /* Digest uses EVP_PKEY_METHOD for signing instead of MD specific signing */
 201
 202 #define EVP_MD_FLAG_PKEY_METHOD_SIGNATURE       0x0004
 203
 204 /* DigestAlgorithmIdentifier flags... */
 205
 206 #define EVP_MD_FLAG_DIGALGID_MASK               0x0018
 207
 208 /* NULL or absent parameter accepted. Use NULL */
 209
 210 #define EVP_MD_FLAG_DIGALGID_NULL               0x0000
 211
 212 /* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
 213
 214 #define EVP_MD_FLAG_DIGALGID_ABSENT             0x0008
 215
 216 /* Custom handling via ctrl */
 217
 218 #define EVP_MD_FLAG_DIGALGID_CUSTOM             0x0018
 219
 220 #define EVP_MD_FLAG_FIPS        0x0400 /* Note if suitable for use in FIPS mode */
 221
 222 /* Digest ctrls */
 223
 224 #define EVP_MD_CTRL_DIGALGID                    0x1
 225 #define EVP_MD_CTRL_MICALG                      0x2
 226
 227 /* Minimum Algorithm specific ctrl value */
 228
 229 #define EVP_MD_CTRL_ALG_CTRL                    0x1000
 230
 231 #define EVP_PKEY_NULL_method    NULL,NULL,{0,0,0,0}
 232
 233 #ifndef OPENSSL_NO_DSA
 234 #define EVP_PKEY_DSA_method     (evp_sign_method *)DSA_sign, \
 235                                 (evp_verify_method *)DSA_verify, \
 236                                 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
 237                                         EVP_PKEY_DSA4,0}
 238 #else
 239 #define EVP_PKEY_DSA_method     EVP_PKEY_NULL_method
 240 #endif
 241
 242 #ifndef OPENSSL_NO_ECDSA
 243 #define EVP_PKEY_ECDSA_method   (evp_sign_method *)ECDSA_sign, \
 244                                 (evp_verify_method *)ECDSA_verify, \
 245                                  {EVP_PKEY_EC,0,0,0}
 246 #else
 247 #define EVP_PKEY_ECDSA_method   EVP_PKEY_NULL_method
 248 #endif
 249
 250 #ifndef OPENSSL_NO_RSA
 251 #define EVP_PKEY_RSA_method     (evp_sign_method *)RSA_sign, \
 252                                 (evp_verify_method *)RSA_verify, \
 253                                 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
 254 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
 255                                 (evp_sign_method *)RSA_sign_ASN1_OCTET_STRING, \
 256                                 (evp_verify_method *)RSA_verify_ASN1_OCTET_STRING, \
 257                                 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
 258 #else
 259 #define EVP_PKEY_RSA_method     EVP_PKEY_NULL_method
 260 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
 261 #endif
 262
 263 #endif /* !EVP_MD */
 264
 265 struct env_md_ctx_st
 266         {
 267         const EVP_MD *digest;
 268         ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
 269         unsigned long flags;
 270         void *md_data;
 271         /* Public key context for sign/verify */
 272         EVP_PKEY_CTX *pctx;
 273         /* Update function: usually copied from EVP_MD */
 274         int (*update)(EVP_MD_CTX *ctx,const void *data,size_t count);
 275         } /* EVP_MD_CTX */;
 276
 277 /* values for EVP_MD_CTX flags */
 278
 279 #define EVP_MD_CTX_FLAG_ONESHOT         0x0001 /* digest update will be called
 280                                                 * once only */
 281 #define EVP_MD_CTX_FLAG_CLEANED         0x0002 /* context has already been
 282                                                 * cleaned */
 283 #define EVP_MD_CTX_FLAG_REUSE           0x0004 /* Don't free up ctx->md_data
 284                                                 * in EVP_MD_CTX_cleanup */
 285 /* FIPS and pad options are ignored in 1.0.0, definitions are here
 286  * so we don't accidentally reuse the values for other purposes.
 287  */
 288
 289 #define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW  0x0008  /* Allow use of non FIPS digest
 290                                                  * in FIPS mode */
 291
 292 /* The following PAD options are also currently ignored in 1.0.0, digest
 293  * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
 294  * instead.
 295  */
 296 #define EVP_MD_CTX_FLAG_PAD_MASK        0xF0    /* RSA mode to use */
 297 #define EVP_MD_CTX_FLAG_PAD_PKCS1       0x00    /* PKCS#1 v1.5 mode */
 298 #define EVP_MD_CTX_FLAG_PAD_X931        0x10    /* X9.31 mode */
 299 #define EVP_MD_CTX_FLAG_PAD_PSS         0x20    /* PSS mode */
 300
 301 #define EVP_MD_CTX_FLAG_NO_INIT         0x0100 /* Don't initialize md_data */
 302
 303 struct evp_cipher_st
 304         {
 305         int nid;
 306         int block_size;
 307         int key_len;            /* Default value for variable length ciphers */
 308         int iv_len;
 309         unsigned long flags;    /* Various flags */
 310         int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
 311                     const unsigned char *iv, int enc);  /* init key */
 312         int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
 313                          const unsigned char *in, size_t inl);/* encrypt/decrypt data */
 314         int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
 315         int ctx_size;           /* how big ctx->cipher_data needs to be */
 316         int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
 317         int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
 318         int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
 319         void *app_data;         /* Application data */
 320         } /* EVP_CIPHER */;
 321
 322 /* Values for cipher flags */
 323
 324 /* Modes for ciphers */
 325
 326 #define         EVP_CIPH_STREAM_CIPHER          0x0
 327 #define         EVP_CIPH_ECB_MODE               0x1
 328 #define         EVP_CIPH_CBC_MODE               0x2
 329 #define         EVP_CIPH_CFB_MODE               0x3
 330 #define         EVP_CIPH_OFB_MODE               0x4
 331 #define         EVP_CIPH_CTR_MODE               0x5
 332 #define         EVP_CIPH_GCM_MODE               0x6
 333 #define         EVP_CIPH_CCM_MODE               0x7
 334 #define         EVP_CIPH_XTS_MODE               0x10001
 335 #define         EVP_CIPH_MODE                   0xF0007
 336 /* Set if variable length cipher */
 337 #define         EVP_CIPH_VARIABLE_LENGTH        0x8
 338 /* Set if the iv handling should be done by the cipher itself */
 339 #define         EVP_CIPH_CUSTOM_IV              0x10
 340 /* Set if the cipher's init() function should be called if key is NULL */
 341 #define         EVP_CIPH_ALWAYS_CALL_INIT       0x20
 342 /* Call ctrl() to init cipher parameters */
 343 #define         EVP_CIPH_CTRL_INIT              0x40
 344 /* Don't use standard key length function */
 345 #define         EVP_CIPH_CUSTOM_KEY_LENGTH      0x80
 346 /* Don't use standard block padding */
 347 #define         EVP_CIPH_NO_PADDING             0x100
 348 /* cipher handles random key generation */
 349 #define         EVP_CIPH_RAND_KEY               0x200
 350 /* cipher has its own additional copying logic */
 351 #define         EVP_CIPH_CUSTOM_COPY            0x400
 352 /* Allow use default ASN1 get/set iv */
 353 #define         EVP_CIPH_FLAG_DEFAULT_ASN1      0x1000
 354 /* Buffer length in bits not bytes: CFB1 mode only */
 355 #define         EVP_CIPH_FLAG_LENGTH_BITS       0x2000
 356 /* Note if suitable for use in FIPS mode */
 357 #define         EVP_CIPH_FLAG_FIPS              0x4000
 358 /* Allow non FIPS cipher in FIPS mode */
 359 #define         EVP_CIPH_FLAG_NON_FIPS_ALLOW    0x8000
 360 /* Cipher handles any and all padding logic as well
 361  * as finalisation.
 362  */
 363 #define         EVP_CIPH_FLAG_CUSTOM_CIPHER     0x100000
 364 #define         EVP_CIPH_FLAG_AEAD_CIPHER       0x200000
 365
 366 /* ctrl() values */
 367
 368 #define         EVP_CTRL_INIT                   0x0
 369 #define         EVP_CTRL_SET_KEY_LENGTH         0x1
 370 #define         EVP_CTRL_GET_RC2_KEY_BITS       0x2
 371 #define         EVP_CTRL_SET_RC2_KEY_BITS       0x3
 372 #define         EVP_CTRL_GET_RC5_ROUNDS         0x4
 373 #define         EVP_CTRL_SET_RC5_ROUNDS         0x5
 374 #define         EVP_CTRL_RAND_KEY               0x6
 375 #define         EVP_CTRL_PBE_PRF_NID            0x7
 376 #define         EVP_CTRL_COPY                   0x8
 377 #define         EVP_CTRL_GCM_SET_IVLEN          0x9
 378 #define         EVP_CTRL_GCM_GET_TAG            0x10
 379 #define         EVP_CTRL_GCM_SET_TAG            0x11
 380 #define         EVP_CTRL_GCM_SET_IV_FIXED       0x12
 381 #define         EVP_CTRL_GCM_IV_GEN             0x13
 382 #define         EVP_CTRL_CCM_SET_IVLEN          EVP_CTRL_GCM_SET_IVLEN
 383 #define         EVP_CTRL_CCM_GET_TAG            EVP_CTRL_GCM_GET_TAG
 384 #define         EVP_CTRL_CCM_SET_TAG            EVP_CTRL_GCM_SET_TAG
 385 #define         EVP_CTRL_CCM_SET_L              0x14
 386 #define         EVP_CTRL_CCM_SET_MSGLEN         0x15
 387 /* AEAD cipher deduces payload length and returns number of bytes
 388  * required to store MAC and eventual padding. Subsequent call to
 389  * EVP_Cipher even appends/verifies MAC.
 390  */
 391 #define         EVP_CTRL_AEAD_TLS1_AAD          0x16
 392 /* Used by composite AEAD ciphers, no-op in GCM, CCM... */
 393 #define         EVP_CTRL_AEAD_SET_MAC_KEY       0x17
 394 /* Set the GCM invocation field, decrypt only */
 395 #define         EVP_CTRL_GCM_SET_IV_INV         0x18
 396
 397 /* GCM TLS constants */
 398 /* Length of fixed part of IV derived from PRF */
 399 #define EVP_GCM_TLS_FIXED_IV_LEN                        4
 400 /* Length of explicit part of IV part of TLS records */
 401 #define EVP_GCM_TLS_EXPLICIT_IV_LEN                     8
 402 /* Length of tag for TLS */
 403 #define EVP_GCM_TLS_TAG_LEN                             16
 404
 405 typedef struct evp_cipher_info_st
 406         {
 407         const EVP_CIPHER *cipher;
 408         unsigned char iv[EVP_MAX_IV_LENGTH];
 409         } EVP_CIPHER_INFO;
 410
 411 struct evp_cipher_ctx_st
 412         {
 413         const EVP_CIPHER *cipher;
 414         ENGINE *engine; /* functional reference if 'cipher' is ENGINE-provided */
 415         int encrypt;            /* encrypt or decrypt */
 416         int buf_len;            /* number we have left */
 417
 418         unsigned char  oiv[EVP_MAX_IV_LENGTH];  /* original iv */
 419         unsigned char  iv[EVP_MAX_IV_LENGTH];   /* working iv */
 420         unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
 421         int num;                                /* used by cfb/ofb/ctr mode */
 422
 423         void *app_data;         /* application stuff */
 424         int key_len;            /* May change for variable length cipher */
 425         unsigned long flags;    /* Various flags */
 426         void *cipher_data; /* per EVP data */
 427         int final_used;
 428         int block_mask;
 429         unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
 430         } /* EVP_CIPHER_CTX */;
 431
 432 typedef struct evp_Encode_Ctx_st
 433         {
 434         int num;        /* number saved in a partial encode/decode */
 435         int length;     /* The length is either the output line length
 436                          * (in input bytes) or the shortest input line
 437                          * length that is ok.  Once decoding begins,
 438                          * the length is adjusted up each time a longer
 439                          * line is decoded */
 440         unsigned char enc_data[80];     /* data to encode */
 441         int line_num;   /* number read on current line */
 442         int expect_nl;
 443         } EVP_ENCODE_CTX;
 444
 445 /* Password based encryption function */
 446 typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
 447                 ASN1_TYPE *param, const EVP_CIPHER *cipher,
 448                 const EVP_MD *md, int en_de);
 449
 450 #ifndef OPENSSL_NO_RSA
 451 #define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
 452                                         (char *)(rsa))
 453 #endif
 454
 455 #ifndef OPENSSL_NO_DSA
 456 #define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
 457                                         (char *)(dsa))
 458 #endif
 459
 460 #ifndef OPENSSL_NO_DH
 461 #define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
 462                                         (char *)(dh))
 463 #endif
 464
 465 #ifndef OPENSSL_NO_EC
 466 #define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
 467                                         (char *)(eckey))
 468 #endif
 469
 470 /* Add some extra combinations */
 471 #define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
 472 #define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
 473 #define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
 474 #define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
 475
 476 int EVP_MD_type(const EVP_MD *md);
 477 #define EVP_MD_nid(e)                   EVP_MD_type(e)
 478 #define EVP_MD_name(e)                  OBJ_nid2sn(EVP_MD_nid(e))
 479 int EVP_MD_pkey_type(const EVP_MD *md);
 480 int EVP_MD_size(const EVP_MD *md);
 481 int EVP_MD_block_size(const EVP_MD *md);
 482 unsigned long EVP_MD_flags(const EVP_MD *md);
 483
 484 const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
 485 #define EVP_MD_CTX_size(e)              EVP_MD_size(EVP_MD_CTX_md(e))
 486 #define EVP_MD_CTX_block_size(e)        EVP_MD_block_size(EVP_MD_CTX_md(e))
 487 #define EVP_MD_CTX_type(e)              EVP_MD_type(EVP_MD_CTX_md(e))
 488
 489 int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
 490 #define EVP_CIPHER_name(e)              OBJ_nid2sn(EVP_CIPHER_nid(e))
 491 int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
 492 int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
 493 int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
 494 unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
 495 #define EVP_CIPHER_mode(e)              (EVP_CIPHER_flags(e) & EVP_CIPH_MODE)
 496
 497 const EVP_CIPHER * EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
 498 int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
 499 int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
 500 int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
 501 int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
 502 int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
 503 void * EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
 504 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
 505 #define EVP_CIPHER_CTX_type(c)         EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
 506 unsigned long EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx);
 507 #define EVP_CIPHER_CTX_mode(e)          (EVP_CIPHER_CTX_flags(e) & EVP_CIPH_MODE)
 508
 509 #define EVP_ENCODE_LENGTH(l)    (((l+2)/3*4)+(l/48+1)*2+80)
 510 #define EVP_DECODE_LENGTH(l)    ((l+3)/4*3+80)
 511
 512 #define EVP_SignInit_ex(a,b,c)          EVP_DigestInit_ex(a,b,c)
 513 #define EVP_SignInit(a,b)               EVP_DigestInit(a,b)
 514 #define EVP_SignUpdate(a,b,c)           EVP_DigestUpdate(a,b,c)
 515 #define EVP_VerifyInit_ex(a,b,c)        EVP_DigestInit_ex(a,b,c)
 516 #define EVP_VerifyInit(a,b)             EVP_DigestInit(a,b)
 517 #define EVP_VerifyUpdate(a,b,c)         EVP_DigestUpdate(a,b,c)
 518 #define EVP_OpenUpdate(a,b,c,d,e)       EVP_DecryptUpdate(a,b,c,d,e)
 519 #define EVP_SealUpdate(a,b,c,d,e)       EVP_EncryptUpdate(a,b,c,d,e)
 520 #define EVP_DigestSignUpdate(a,b,c)     EVP_DigestUpdate(a,b,c)
 521 #define EVP_DigestVerifyUpdate(a,b,c)   EVP_DigestUpdate(a,b,c)
 522
 523 #ifdef CONST_STRICT
 524 void BIO_set_md(BIO *,const EVP_MD *md);
 525 #else
 526 # define BIO_set_md(b,md)               BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
 527 #endif
 528 #define BIO_get_md(b,mdp)               BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
 529 #define BIO_get_md_ctx(b,mdcp)     BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
 530 #define BIO_set_md_ctx(b,mdcp)     BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(char *)mdcp)
 531 #define BIO_get_cipher_status(b)        BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
 532 #define BIO_get_cipher_ctx(b,c_pp)      BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
 533
 534 int EVP_Cipher(EVP_CIPHER_CTX *c,
 535                 unsigned char *out,
 536                 const unsigned char *in,
 537                 unsigned int inl);
 538
 539 #define EVP_add_cipher_alias(n,alias) \
 540         OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
 541 #define EVP_add_digest_alias(n,alias) \
 542         OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
 543 #define EVP_delete_cipher_alias(alias) \
 544         OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
 545 #define EVP_delete_digest_alias(alias) \
 546         OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
 547
 548 void    EVP_MD_CTX_init(EVP_MD_CTX *ctx);
 549 int     EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
 550 EVP_MD_CTX *EVP_MD_CTX_create(void);
 551 void    EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
 552 int     EVP_MD_CTX_copy_ex(EVP_MD_CTX *out,const EVP_MD_CTX *in);
 553 void    EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
 554 void    EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
 555 int     EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx,int flags);
 556 int     EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
 557 int     EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
 558                          size_t cnt);
 559 int     EVP_DigestFinal_ex(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
 560 int     EVP_Digest(const void *data, size_t count,
 561                 unsigned char *md, unsigned int *size, const EVP_MD *type, ENGINE *impl);
 562
 563 int     EVP_MD_CTX_copy(EVP_MD_CTX *out,const EVP_MD_CTX *in);
 564 int     EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
 565 int     EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
 566
 567 int     EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
 568 int     EVP_read_pw_string_min(char *buf,int minlen,int maxlen,const char *prompt,int verify);
 569 void    EVP_set_pw_prompt(const char *prompt);
 570 char *  EVP_get_pw_prompt(void);
 571
 572 int     EVP_BytesToKey(const EVP_CIPHER *type,const EVP_MD *md,
 573                 const unsigned char *salt, const unsigned char *data,
 574                 int datal, int count, unsigned char *key,unsigned char *iv);
 575
 576 void    EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
 577 void    EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
 578 int     EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx,int flags);
 579
 580 int     EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
 581                 const unsigned char *key, const unsigned char *iv);
 582 int     EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
 583                 const unsigned char *key, const unsigned char *iv);
 584 int     EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
 585                 int *outl, const unsigned char *in, int inl);
 586 int     EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
 587 int     EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
 588
 589 int     EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
 590                 const unsigned char *key, const unsigned char *iv);
 591 int     EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
 592                 const unsigned char *key, const unsigned char *iv);
 593 int     EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
 594                 int *outl, const unsigned char *in, int inl);
 595 int     EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
 596 int     EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
 597
 598 int     EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
 599                        const unsigned char *key,const unsigned char *iv,
 600                        int enc);
 601 int     EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
 602                        const unsigned char *key,const unsigned char *iv,
 603                        int enc);
 604 int     EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
 605                 int *outl, const unsigned char *in, int inl);
 606 int     EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
 607 int     EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
 608
 609 int     EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
 610                 EVP_PKEY *pkey);
 611
 612 int     EVP_VerifyFinal(EVP_MD_CTX *ctx,const unsigned char *sigbuf,
 613                 unsigned int siglen,EVP_PKEY *pkey);
 614
 615 int     EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
 616                         const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey);
 617 int     EVP_DigestSignFinal(EVP_MD_CTX *ctx,
 618                         unsigned char *sigret, size_t *siglen);
 619
 620 int     EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
 621                         const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey);
 622 int     EVP_DigestVerifyFinal(EVP_MD_CTX *ctx,
 623                         unsigned char *sig, size_t siglen);
 624
 625 int     EVP_OpenInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
 626                 const unsigned char *ek, int ekl, const unsigned char *iv,
 627                 EVP_PKEY *priv);
 628 int     EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
 629
 630 int     EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
 631                  unsigned char **ek, int *ekl, unsigned char *iv,
 632                 EVP_PKEY **pubk, int npubk);
 633 int     EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
 634
 635 void    EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
 636 void    EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
 637                 const unsigned char *in,int inl);
 638 void    EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
 639 int     EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
 640
 641 void    EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
 642 int     EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
 643                 const unsigned char *in, int inl);
 644 int     EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
 645                 char *out, int *outl);
 646 int     EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
 647
 648 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
 649 int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
 650 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
 651 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *a);
 652 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
 653 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
 654 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
 655 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
 656
 657 #ifndef OPENSSL_NO_BIO
 658 BIO_METHOD *BIO_f_md(void);
 659 BIO_METHOD *BIO_f_base64(void);
 660 BIO_METHOD *BIO_f_cipher(void);
 661 BIO_METHOD *BIO_f_reliable(void);
 662 void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,const unsigned char *k,
 663                 const unsigned char *i, int enc);
 664 #endif
 665
 666 const EVP_MD *EVP_md_null(void);
 667 #ifndef OPENSSL_NO_MD2
 668 const EVP_MD *EVP_md2(void);
 669 #endif
 670 #ifndef OPENSSL_NO_MD4
 671 const EVP_MD *EVP_md4(void);
 672 #endif
 673 #ifndef OPENSSL_NO_MD5
 674 const EVP_MD *EVP_md5(void);
 675 #endif
 676 #ifndef OPENSSL_NO_SHA
 677 const EVP_MD *EVP_sha(void);
 678 const EVP_MD *EVP_sha1(void);
 679 const EVP_MD *EVP_dss(void);
 680 const EVP_MD *EVP_dss1(void);
 681 const EVP_MD *EVP_ecdsa(void);
 682 #endif
 683 #ifndef OPENSSL_NO_SHA256
 684 const EVP_MD *EVP_sha224(void);
 685 const EVP_MD *EVP_sha256(void);
 686 #endif
 687 #ifndef OPENSSL_NO_SHA512
 688 const EVP_MD *EVP_sha384(void);
 689 const EVP_MD *EVP_sha512(void);
 690 #endif
 691 #ifndef OPENSSL_NO_MDC2
 692 const EVP_MD *EVP_mdc2(void);
 693 #endif
 694 #ifndef OPENSSL_NO_RIPEMD
 695 const EVP_MD *EVP_ripemd160(void);
 696 #endif
 697 #ifndef OPENSSL_NO_WHIRLPOOL
 698 const EVP_MD *EVP_whirlpool(void);
 699 #endif
 700 const EVP_CIPHER *EVP_enc_null(void);           /* does nothing :-) */
 701 #ifndef OPENSSL_NO_DES
 702 const EVP_CIPHER *EVP_des_ecb(void);
 703 const EVP_CIPHER *EVP_des_ede(void);
 704 const EVP_CIPHER *EVP_des_ede3(void);
 705 const EVP_CIPHER *EVP_des_ede_ecb(void);
 706 const EVP_CIPHER *EVP_des_ede3_ecb(void);
 707 const EVP_CIPHER *EVP_des_cfb64(void);
 708 # define EVP_des_cfb EVP_des_cfb64
 709 const EVP_CIPHER *EVP_des_cfb1(void);
 710 const EVP_CIPHER *EVP_des_cfb8(void);
 711 const EVP_CIPHER *EVP_des_ede_cfb64(void);
 712 # define EVP_des_ede_cfb EVP_des_ede_cfb64
 713 #if 0
 714 const EVP_CIPHER *EVP_des_ede_cfb1(void);
 715 const EVP_CIPHER *EVP_des_ede_cfb8(void);
 716 #endif
 717 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
 718 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
 719 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
 720 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
 721 const EVP_CIPHER *EVP_des_ofb(void);
 722 const EVP_CIPHER *EVP_des_ede_ofb(void);
 723 const EVP_CIPHER *EVP_des_ede3_ofb(void);
 724 const EVP_CIPHER *EVP_des_cbc(void);
 725 const EVP_CIPHER *EVP_des_ede_cbc(void);
 726 const EVP_CIPHER *EVP_des_ede3_cbc(void);
 727 const EVP_CIPHER *EVP_desx_cbc(void);
 728 /* This should now be supported through the dev_crypto ENGINE. But also, why are
 729  * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
 730 #if 0
 731 # ifdef OPENSSL_OPENBSD_DEV_CRYPTO
 732 const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
 733 const EVP_CIPHER *EVP_dev_crypto_rc4(void);
 734 const EVP_MD *EVP_dev_crypto_md5(void);
 735 # endif
 736 #endif
 737 #endif
 738 #ifndef OPENSSL_NO_RC4
 739 const EVP_CIPHER *EVP_rc4(void);
 740 const EVP_CIPHER *EVP_rc4_40(void);
 741 #ifndef OPENSSL_NO_MD5
 742 const EVP_CIPHER *EVP_rc4_hmac_md5(void);
 743 #endif
 744 #endif
 745 #ifndef OPENSSL_NO_IDEA
 746 const EVP_CIPHER *EVP_idea_ecb(void);
 747 const EVP_CIPHER *EVP_idea_cfb64(void);
 748 # define EVP_idea_cfb EVP_idea_cfb64
 749 const EVP_CIPHER *EVP_idea_ofb(void);
 750 const EVP_CIPHER *EVP_idea_cbc(void);
 751 #endif
 752 #ifndef OPENSSL_NO_RC2
 753 const EVP_CIPHER *EVP_rc2_ecb(void);
 754 const EVP_CIPHER *EVP_rc2_cbc(void);
 755 const EVP_CIPHER *EVP_rc2_40_cbc(void);
 756 const EVP_CIPHER *EVP_rc2_64_cbc(void);
 757 const EVP_CIPHER *EVP_rc2_cfb64(void);
 758 # define EVP_rc2_cfb EVP_rc2_cfb64
 759 const EVP_CIPHER *EVP_rc2_ofb(void);
 760 #endif
 761 #ifndef OPENSSL_NO_BF
 762 const EVP_CIPHER *EVP_bf_ecb(void);
 763 const EVP_CIPHER *EVP_bf_cbc(void);
 764 const EVP_CIPHER *EVP_bf_cfb64(void);
 765 # define EVP_bf_cfb EVP_bf_cfb64
 766 const EVP_CIPHER *EVP_bf_ofb(void);
 767 #endif
 768 #ifndef OPENSSL_NO_CAST
 769 const EVP_CIPHER *EVP_cast5_ecb(void);
 770 const EVP_CIPHER *EVP_cast5_cbc(void);
 771 const EVP_CIPHER *EVP_cast5_cfb64(void);
 772 # define EVP_cast5_cfb EVP_cast5_cfb64
 773 const EVP_CIPHER *EVP_cast5_ofb(void);
 774 #endif
 775 #ifndef OPENSSL_NO_RC5
 776 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
 777 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
 778 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
 779 # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
 780 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
 781 #endif
 782 #ifndef OPENSSL_NO_AES
 783 const EVP_CIPHER *EVP_aes_128_ecb(void);
 784 const EVP_CIPHER *EVP_aes_128_cbc(void);
 785 const EVP_CIPHER *EVP_aes_128_cfb1(void);
 786 const EVP_CIPHER *EVP_aes_128_cfb8(void);
 787 const EVP_CIPHER *EVP_aes_128_cfb128(void);
 788 # define EVP_aes_128_cfb EVP_aes_128_cfb128
 789 const EVP_CIPHER *EVP_aes_128_ofb(void);
 790 const EVP_CIPHER *EVP_aes_128_ctr(void);
 791 const EVP_CIPHER *EVP_aes_128_ccm(void);
 792 const EVP_CIPHER *EVP_aes_128_gcm(void);
 793 const EVP_CIPHER *EVP_aes_128_xts(void);
 794 const EVP_CIPHER *EVP_aes_192_ecb(void);
 795 const EVP_CIPHER *EVP_aes_192_cbc(void);
 796 const EVP_CIPHER *EVP_aes_192_cfb1(void);
 797 const EVP_CIPHER *EVP_aes_192_cfb8(void);
 798 const EVP_CIPHER *EVP_aes_192_cfb128(void);
 799 # define EVP_aes_192_cfb EVP_aes_192_cfb128
 800 const EVP_CIPHER *EVP_aes_192_ofb(void);
 801 const EVP_CIPHER *EVP_aes_192_ctr(void);
 802 const EVP_CIPHER *EVP_aes_192_ccm(void);
 803 const EVP_CIPHER *EVP_aes_192_gcm(void);
 804 const EVP_CIPHER *EVP_aes_256_ecb(void);
 805 const EVP_CIPHER *EVP_aes_256_cbc(void);
 806 const EVP_CIPHER *EVP_aes_256_cfb1(void);
 807 const EVP_CIPHER *EVP_aes_256_cfb8(void);
 808 const EVP_CIPHER *EVP_aes_256_cfb128(void);
 809 # define EVP_aes_256_cfb EVP_aes_256_cfb128
 810 const EVP_CIPHER *EVP_aes_256_ofb(void);
 811 const EVP_CIPHER *EVP_aes_256_ctr(void);
 812 const EVP_CIPHER *EVP_aes_256_ccm(void);
 813 const EVP_CIPHER *EVP_aes_256_gcm(void);
 814 const EVP_CIPHER *EVP_aes_256_xts(void);
 815 #if !defined(OPENSSL_NO_SHA) && !defined(OPENSSL_NO_SHA1)
 816 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
 817 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
 818 #endif
 819 #endif
 820 #ifndef OPENSSL_NO_CAMELLIA
 821 const EVP_CIPHER *EVP_camellia_128_ecb(void);
 822 const EVP_CIPHER *EVP_camellia_128_cbc(void);
 823 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
 824 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
 825 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
 826 # define EVP_camellia_128_cfb EVP_camellia_128_cfb128
 827 const EVP_CIPHER *EVP_camellia_128_ofb(void);
 828 const EVP_CIPHER *EVP_camellia_192_ecb(void);
 829 const EVP_CIPHER *EVP_camellia_192_cbc(void);
 830 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
 831 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
 832 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
 833 # define EVP_camellia_192_cfb EVP_camellia_192_cfb128
 834 const EVP_CIPHER *EVP_camellia_192_ofb(void);
 835 const EVP_CIPHER *EVP_camellia_256_ecb(void);
 836 const EVP_CIPHER *EVP_camellia_256_cbc(void);
 837 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
 838 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
 839 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
 840 # define EVP_camellia_256_cfb EVP_camellia_256_cfb128
 841 const EVP_CIPHER *EVP_camellia_256_ofb(void);
 842 #endif
 843
 844 #ifndef OPENSSL_NO_SEED
 845 const EVP_CIPHER *EVP_seed_ecb(void);
 846 const EVP_CIPHER *EVP_seed_cbc(void);
 847 const EVP_CIPHER *EVP_seed_cfb128(void);
 848 # define EVP_seed_cfb EVP_seed_cfb128
 849 const EVP_CIPHER *EVP_seed_ofb(void);
 850 #endif
 851
 852 void OPENSSL_add_all_algorithms_noconf(void);
 853 void OPENSSL_add_all_algorithms_conf(void);
 854
 855 #ifdef OPENSSL_LOAD_CONF
 856 #define OpenSSL_add_all_algorithms() \
 857                 OPENSSL_add_all_algorithms_conf()
 858 #else
 859 #define OpenSSL_add_all_algorithms() \
 860                 OPENSSL_add_all_algorithms_noconf()
 861 #endif
 862
 863 void OpenSSL_add_all_ciphers(void);
 864 void OpenSSL_add_all_digests(void);
 865 #define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
 866 #define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
 867 #define SSLeay_add_all_digests() OpenSSL_add_all_digests()
 868
 869 int EVP_add_cipher(const EVP_CIPHER *cipher);
 870 int EVP_add_digest(const EVP_MD *digest);
 871
 872 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
 873 const EVP_MD *EVP_get_digestbyname(const char *name);
 874 void EVP_cleanup(void);
 875
 876 void EVP_CIPHER_do_all(void (*fn)(const EVP_CIPHER *ciph,
 877                 const char *from, const char *to, void *x), void *arg);
 878 void EVP_CIPHER_do_all_sorted(void (*fn)(const EVP_CIPHER *ciph,
 879                 const char *from, const char *to, void *x), void *arg);
 880
 881 void EVP_MD_do_all(void (*fn)(const EVP_MD *ciph,
 882                 const char *from, const char *to, void *x), void *arg);
 883 void EVP_MD_do_all_sorted(void (*fn)(const EVP_MD *ciph,
 884                 const char *from, const char *to, void *x), void *arg);
 885
 886 int             EVP_PKEY_decrypt_old(unsigned char *dec_key,
 887                         const unsigned char *enc_key,int enc_key_len,
 888                         EVP_PKEY *private_key);
 889 int             EVP_PKEY_encrypt_old(unsigned char *enc_key,
 890                         const unsigned char *key,int key_len,
 891                         EVP_PKEY *pub_key);
 892 int             EVP_PKEY_type(int type);
 893 int             EVP_PKEY_id(const EVP_PKEY *pkey);
 894 int             EVP_PKEY_base_id(const EVP_PKEY *pkey);
 895 int             EVP_PKEY_bits(EVP_PKEY *pkey);
 896 int             EVP_PKEY_size(EVP_PKEY *pkey);
 897 int             EVP_PKEY_set_type(EVP_PKEY *pkey,int type);
 898 int             EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
 899 int             EVP_PKEY_assign(EVP_PKEY *pkey,int type,void *key);
 900 void *          EVP_PKEY_get0(EVP_PKEY *pkey);
 901
 902 #ifndef OPENSSL_NO_RSA
 903 struct rsa_st;
 904 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,struct rsa_st *key);
 905 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
 906 #endif
 907 #ifndef OPENSSL_NO_DSA
 908 struct dsa_st;
 909 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,struct dsa_st *key);
 910 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
 911 #endif
 912 #ifndef OPENSSL_NO_DH
 913 struct dh_st;
 914 int EVP_PKEY_set1_DH(EVP_PKEY *pkey,struct dh_st *key);
 915 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
 916 #endif
 917 #ifndef OPENSSL_NO_EC
 918 struct ec_key_st;
 919 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey,struct ec_key_st *key);
 920 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
 921 #endif
 922
 923 EVP_PKEY *      EVP_PKEY_new(void);
 924 void            EVP_PKEY_free(EVP_PKEY *pkey);
 925
 926 EVP_PKEY *      d2i_PublicKey(int type,EVP_PKEY **a, const unsigned char **pp,
 927                         long length);
 928 int             i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
 929
 930 EVP_PKEY *      d2i_PrivateKey(int type,EVP_PKEY **a, const unsigned char **pp,
 931                         long length);
 932 EVP_PKEY *      d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
 933                         long length);
 934 int             i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
 935
 936 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
 937 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
 938 int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
 939 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
 940
 941 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
 942
 943 int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
 944                                 int indent, ASN1_PCTX *pctx);
 945 int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
 946                                 int indent, ASN1_PCTX *pctx);
 947 int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
 948                                 int indent, ASN1_PCTX *pctx);
 949
 950 int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
 951
 952 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
 953
 954 /* calls methods */
 955 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
 956 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
 957
 958 /* These are used by EVP_CIPHER methods */
 959 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
 960 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
 961
 962 /* PKCS5 password based encryption */
 963 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
 964                          ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
 965                          int en_de);
 966 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
 967                            const unsigned char *salt, int saltlen, int iter,
 968                            int keylen, unsigned char *out);
 969 int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
 970                            const unsigned char *salt, int saltlen, int iter,
 971                            const EVP_MD *digest,
 972                       int keylen, unsigned char *out);
 973 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
 974                          ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
 975                          int en_de);
 976
 977 void PKCS5_PBE_add(void);
 978
 979 int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
 980              ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
 981
 982 /* PBE type */
 983
 984 /* Can appear as the outermost AlgorithmIdentifier */
 985 #define EVP_PBE_TYPE_OUTER      0x0
 986 /* Is an PRF type OID */
 987 #define EVP_PBE_TYPE_PRF        0x1
 988
 989 int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid, int md_nid,
 990              EVP_PBE_KEYGEN *keygen);
 991 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
 992                     EVP_PBE_KEYGEN *keygen);
 993 int EVP_PBE_find(int type, int pbe_nid,
 994                         int *pcnid, int *pmnid, EVP_PBE_KEYGEN **pkeygen);
 995 void EVP_PBE_cleanup(void);
 996
 997 #define ASN1_PKEY_ALIAS         0x1
 998 #define ASN1_PKEY_DYNAMIC       0x2
 999 #define ASN1_PKEY_SIGPARAM_NULL 0x4
1000
1001 #define ASN1_PKEY_CTRL_PKCS7_SIGN       0x1
1002 #define ASN1_PKEY_CTRL_PKCS7_ENCRYPT    0x2
1003 #define ASN1_PKEY_CTRL_DEFAULT_MD_NID   0x3
1004 #define ASN1_PKEY_CTRL_CMS_SIGN         0x5
1005 #define ASN1_PKEY_CTRL_CMS_ENVELOPE     0x7
1006
1007 int EVP_PKEY_asn1_get_count(void);
1008 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1009 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1010 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1011                                         const char *str, int len);
1012 int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1013 int EVP_PKEY_asn1_add_alias(int to, int from);
1014 int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id, int *ppkey_flags,
1015                                 const char **pinfo, const char **ppem_str,
1016                                         const EVP_PKEY_ASN1_METHOD *ameth);
1017
1018 const EVP_PKEY_ASN1_METHOD* EVP_PKEY_get0_asn1(EVP_PKEY *pkey);
1019 EVP_PKEY_ASN1_METHOD* EVP_PKEY_asn1_new(int id, int flags,
1020                                         const char *pem_str, const char *info);
1021 void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1022                         const EVP_PKEY_ASN1_METHOD *src);
1023 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1024 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1025                 int (*pub_decode)(EVP_PKEY *pk, X509_PUBKEY *pub),
1026                 int (*pub_encode)(X509_PUBKEY *pub, const EVP_PKEY *pk),
1027                 int (*pub_cmp)(const EVP_PKEY *a, const EVP_PKEY *b),
1028                 int (*pub_print)(BIO *out, const EVP_PKEY *pkey, int indent,
1029                                                         ASN1_PCTX *pctx),
1030                 int (*pkey_size)(const EVP_PKEY *pk),
1031                 int (*pkey_bits)(const EVP_PKEY *pk));
1032 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1033                 int (*priv_decode)(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf),
1034                 int (*priv_encode)(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk),
1035                 int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent,
1036                                                         ASN1_PCTX *pctx));
1037 void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1038                 int (*param_decode)(EVP_PKEY *pkey,
1039                                 const unsigned char **pder, int derlen),
1040                 int (*param_encode)(const EVP_PKEY *pkey, unsigned char **pder),
1041                 int (*param_missing)(const EVP_PKEY *pk),
1042                 int (*param_copy)(EVP_PKEY *to, const EVP_PKEY *from),
1043                 int (*param_cmp)(const EVP_PKEY *a, const EVP_PKEY *b),
1044                 int (*param_print)(BIO *out, const EVP_PKEY *pkey, int indent,
1045                                                         ASN1_PCTX *pctx));
1046
1047 void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1048                 void (*pkey_free)(EVP_PKEY *pkey));
1049 void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1050                 int (*pkey_ctrl)(EVP_PKEY *pkey, int op,
1051                                                         long arg1, void *arg2));
1052
1053
1054 #define EVP_PKEY_OP_UNDEFINED           0
1055 #define EVP_PKEY_OP_PARAMGEN            (1<<1)
1056 #define EVP_PKEY_OP_KEYGEN              (1<<2)
1057 #define EVP_PKEY_OP_SIGN                (1<<3)
1058 #define EVP_PKEY_OP_VERIFY              (1<<4)
1059 #define EVP_PKEY_OP_VERIFYRECOVER       (1<<5)
1060 #define EVP_PKEY_OP_SIGNCTX             (1<<6)
1061 #define EVP_PKEY_OP_VERIFYCTX           (1<<7)
1062 #define EVP_PKEY_OP_ENCRYPT             (1<<8)
1063 #define EVP_PKEY_OP_DECRYPT             (1<<9)
1064 #define EVP_PKEY_OP_DERIVE              (1<<10)
1065
1066 #define EVP_PKEY_OP_TYPE_SIG    \
1067         (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1068                 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1069
1070 #define EVP_PKEY_OP_TYPE_CRYPT \
1071         (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1072
1073 #define EVP_PKEY_OP_TYPE_NOGEN \
1074         (EVP_PKEY_OP_SIG | EVP_PKEY_OP_CRYPT | EVP_PKEY_OP_DERIVE)
1075
1076 #define EVP_PKEY_OP_TYPE_GEN \
1077                 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1078
1079 #define  EVP_PKEY_CTX_set_signature_md(ctx, md) \
1080                 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG,  \
1081                                         EVP_PKEY_CTRL_MD, 0, (void *)md)
1082
1083 #define EVP_PKEY_CTRL_MD                1
1084 #define EVP_PKEY_CTRL_PEER_KEY          2
1085
1086 #define EVP_PKEY_CTRL_PKCS7_ENCRYPT     3
1087 #define EVP_PKEY_CTRL_PKCS7_DECRYPT     4
1088
1089 #define EVP_PKEY_CTRL_PKCS7_SIGN        5
1090
1091 #define EVP_PKEY_CTRL_SET_MAC_KEY       6
1092
1093 #define EVP_PKEY_CTRL_DIGESTINIT        7
1094
1095 /* Used by GOST key encryption in TLS */
1096 #define EVP_PKEY_CTRL_SET_IV            8
1097
1098 #define EVP_PKEY_CTRL_CMS_ENCRYPT       9
1099 #define EVP_PKEY_CTRL_CMS_DECRYPT       10
1100 #define EVP_PKEY_CTRL_CMS_SIGN          11
1101
1102 #define EVP_PKEY_CTRL_CIPHER            12
1103
1104 #define EVP_PKEY_ALG_CTRL               0x1000
1105
1106
1107 #define EVP_PKEY_FLAG_AUTOARGLEN        2
1108 /* Method handles all operations: don't assume any digest related
1109  * defaults.
1110  */
1111 #define EVP_PKEY_FLAG_SIGCTX_CUSTOM     4
1112
1113 const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
1114 EVP_PKEY_METHOD* EVP_PKEY_meth_new(int id, int flags);
1115 void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1116                                 const EVP_PKEY_METHOD *meth);
1117 void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src);
1118 void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
1119 int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
1120
1121 EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1122 EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1123 EVP_PKEY_CTX *EVP_PKEY_CTX_dup(EVP_PKEY_CTX *ctx);
1124 void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1125
1126 int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1127                                 int cmd, int p1, void *p2);
1128 int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1129                                                 const char *value);
1130
1131 int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1132 void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1133
1134 EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1135                                 const unsigned char *key, int keylen);
1136
1137 void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1138 void *EVP_PKEY_CTX_get_data(EVP_PKEY_CTX *ctx);
1139 EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1140
1141 EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1142
1143 void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1144 void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1145
1146 int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1147 int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1148                         unsigned char *sig, size_t *siglen,
1149                         const unsigned char *tbs, size_t tbslen);
1150 int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1151 int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1152                         const unsigned char *sig, size_t siglen,
1153                         const unsigned char *tbs, size_t tbslen);
1154 int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1155 int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1156                         unsigned char *rout, size_t *routlen,
1157                         const unsigned char *sig, size_t siglen);
1158 int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1159 int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1160                         unsigned char *out, size_t *outlen,
1161                         const unsigned char *in, size_t inlen);
1162 int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1163 int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1164                         unsigned char *out, size_t *outlen,
1165                         const unsigned char *in, size_t inlen);
1166
1167 int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1168 int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1169 int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1170
1171 typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1172
1173 int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1174 int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1175 int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1176 int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1177
1178 void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1179 EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1180
1181 int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1182
1183 void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1184         int (*init)(EVP_PKEY_CTX *ctx));
1185
1186 void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth,
1187         int (*copy)(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src));
1188
1189 void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth,
1190         void (*cleanup)(EVP_PKEY_CTX *ctx));
1191
1192 void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth,
1193         int (*paramgen_init)(EVP_PKEY_CTX *ctx),
1194         int (*paramgen)(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
1195
1196 void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth,
1197         int (*keygen_init)(EVP_PKEY_CTX *ctx),
1198         int (*keygen)(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
1199
1200 void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth,
1201         int (*sign_init)(EVP_PKEY_CTX *ctx),
1202         int (*sign)(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1203                                         const unsigned char *tbs, size_t tbslen));
1204
1205 void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth,
1206         int (*verify_init)(EVP_PKEY_CTX *ctx),
1207         int (*verify)(EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
1208                                         const unsigned char *tbs, size_t tbslen));
1209
1210 void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth,
1211         int (*verify_recover_init)(EVP_PKEY_CTX *ctx),
1212         int (*verify_recover)(EVP_PKEY_CTX *ctx,
1213                                         unsigned char *sig, size_t *siglen,
1214                                         const unsigned char *tbs, size_t tbslen));
1215
1216 void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth,
1217         int (*signctx_init)(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1218         int (*signctx)(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1219                                         EVP_MD_CTX *mctx));
1220
1221 void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth,
1222         int (*verifyctx_init)(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1223         int (*verifyctx)(EVP_PKEY_CTX *ctx, const unsigned char *sig,int siglen,
1224                                         EVP_MD_CTX *mctx));
1225
1226 void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth,
1227         int (*encrypt_init)(EVP_PKEY_CTX *ctx),
1228         int (*encryptfn)(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1229                                         const unsigned char *in, size_t inlen));
1230
1231 void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth,
1232         int (*decrypt_init)(EVP_PKEY_CTX *ctx),
1233         int (*decrypt)(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1234                                         const unsigned char *in, size_t inlen));
1235
1236 void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth,
1237         int (*derive_init)(EVP_PKEY_CTX *ctx),
1238         int (*derive)(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
1239
1240 void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth,
1241         int (*ctrl)(EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
1242         int (*ctrl_str)(EVP_PKEY_CTX *ctx,
1243                                         const char *type, const char *value));
1244
1245 void EVP_add_alg_module(void);
1246
1247 /* BEGIN ERROR CODES */
1248 /* The following lines are auto generated by the script mkerr.pl. Any changes
1249  * made after this point may be overwritten when the script is next run.
1250  */
1251 void ERR_load_EVP_strings(void);
1252
1253 /* Error codes for the EVP functions. */
1254
1255 /* Function codes. */
1256 #define EVP_F_AESNI_INIT_KEY                             165
1257 #define EVP_F_AESNI_XTS_CIPHER                           176
1258 #define EVP_F_AES_INIT_KEY                               133
1259 #define EVP_F_AES_XTS                                    172
1260 #define EVP_F_AES_XTS_CIPHER                             175
1261 #define EVP_F_ALG_MODULE_INIT                            177
1262 #define EVP_F_CAMELLIA_INIT_KEY                          159
1263 #define EVP_F_CMAC_INIT                                  173
1264 #define EVP_F_D2I_PKEY                                   100
1265 #define EVP_F_DO_SIGVER_INIT                             161
1266 #define EVP_F_DSAPKEY2PKCS8                              134
1267 #define EVP_F_DSA_PKEY2PKCS8                             135
1268 #define EVP_F_ECDSA_PKEY2PKCS8                           129
1269 #define EVP_F_ECKEY_PKEY2PKCS8                           132
1270 #define EVP_F_EVP_CIPHERINIT_EX                          123
1271 #define EVP_F_EVP_CIPHER_CTX_COPY                        163
1272 #define EVP_F_EVP_CIPHER_CTX_CTRL                        124
1273 #define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH              122
1274 #define EVP_F_EVP_DECRYPTFINAL_EX                        101
1275 #define EVP_F_EVP_DIGESTINIT_EX                          128
1276 #define EVP_F_EVP_ENCRYPTFINAL_EX                        127
1277 #define EVP_F_EVP_MD_CTX_COPY_EX                         110
1278 #define EVP_F_EVP_MD_SIZE                                162
1279 #define EVP_F_EVP_OPENINIT                               102
1280 #define EVP_F_EVP_PBE_ALG_ADD                            115
1281 #define EVP_F_EVP_PBE_ALG_ADD_TYPE                       160
1282 #define EVP_F_EVP_PBE_CIPHERINIT                         116
1283 #define EVP_F_EVP_PKCS82PKEY                             111
1284 #define EVP_F_EVP_PKCS82PKEY_BROKEN                      136
1285 #define EVP_F_EVP_PKEY2PKCS8_BROKEN                      113
1286 #define EVP_F_EVP_PKEY_COPY_PARAMETERS                   103
1287 #define EVP_F_EVP_PKEY_CTX_CTRL                          137
1288 #define EVP_F_EVP_PKEY_CTX_CTRL_STR                      150
1289 #define EVP_F_EVP_PKEY_CTX_DUP                           156
1290 #define EVP_F_EVP_PKEY_DECRYPT                           104
1291 #define EVP_F_EVP_PKEY_DECRYPT_INIT                      138
1292 #define EVP_F_EVP_PKEY_DECRYPT_OLD                       151
1293 #define EVP_F_EVP_PKEY_DERIVE                            153
1294 #define EVP_F_EVP_PKEY_DERIVE_INIT                       154
1295 #define EVP_F_EVP_PKEY_DERIVE_SET_PEER                   155
1296 #define EVP_F_EVP_PKEY_ENCRYPT                           105
1297 #define EVP_F_EVP_PKEY_ENCRYPT_INIT                      139
1298 #define EVP_F_EVP_PKEY_ENCRYPT_OLD                       152
1299 #define EVP_F_EVP_PKEY_GET1_DH                           119
1300 #define EVP_F_EVP_PKEY_GET1_DSA                          120
1301 #define EVP_F_EVP_PKEY_GET1_ECDSA                        130
1302 #define EVP_F_EVP_PKEY_GET1_EC_KEY                       131
1303 #define EVP_F_EVP_PKEY_GET1_RSA                          121
1304 #define EVP_F_EVP_PKEY_KEYGEN                            146
1305 #define EVP_F_EVP_PKEY_KEYGEN_INIT                       147
1306 #define EVP_F_EVP_PKEY_NEW                               106
1307 #define EVP_F_EVP_PKEY_PARAMGEN                          148
1308 #define EVP_F_EVP_PKEY_PARAMGEN_INIT                     149
1309 #define EVP_F_EVP_PKEY_SIGN                              140
1310 #define EVP_F_EVP_PKEY_SIGN_INIT                         141
1311 #define EVP_F_EVP_PKEY_VERIFY                            142
1312 #define EVP_F_EVP_PKEY_VERIFY_INIT                       143
1313 #define EVP_F_EVP_PKEY_VERIFY_RECOVER                    144
1314 #define EVP_F_EVP_PKEY_VERIFY_RECOVER_INIT               145
1315 #define EVP_F_EVP_RIJNDAEL                               126
1316 #define EVP_F_EVP_SIGNFINAL                              107
1317 #define EVP_F_EVP_VERIFYFINAL                            108
1318 #define EVP_F_FIPS_CIPHERINIT                            166
1319 #define EVP_F_FIPS_CIPHER_CTX_COPY                       170
1320 #define EVP_F_FIPS_CIPHER_CTX_CTRL                       167
1321 #define EVP_F_FIPS_CIPHER_CTX_SET_KEY_LENGTH             171
1322 #define EVP_F_FIPS_DIGESTINIT                            168
1323 #define EVP_F_FIPS_MD_CTX_COPY                           169
1324 #define EVP_F_HMAC_INIT_EX                               174
1325 #define EVP_F_INT_CTX_NEW                                157
1326 #define EVP_F_PKCS5_PBE_KEYIVGEN                         117
1327 #define EVP_F_PKCS5_V2_PBE_KEYIVGEN                      118
1328 #define EVP_F_PKCS5_V2_PBKDF2_KEYIVGEN                   164
1329 #define EVP_F_PKCS8_SET_BROKEN                           112
1330 #define EVP_F_PKEY_SET_TYPE                              158
1331 #define EVP_F_RC2_MAGIC_TO_METH                          109
1332 #define EVP_F_RC5_CTRL                                   125
1333
1334 /* Reason codes. */
1335 #define EVP_R_AES_IV_SETUP_FAILED                        162
1336 #define EVP_R_AES_KEY_SETUP_FAILED                       143
1337 #define EVP_R_ASN1_LIB                                   140
1338 #define EVP_R_BAD_BLOCK_LENGTH                           136
1339 #define EVP_R_BAD_DECRYPT                                100
1340 #define EVP_R_BAD_KEY_LENGTH                             137
1341 #define EVP_R_BN_DECODE_ERROR                            112
1342 #define EVP_R_BN_PUBKEY_ERROR                            113
1343 #define EVP_R_BUFFER_TOO_SMALL                           155
1344 #define EVP_R_CAMELLIA_KEY_SETUP_FAILED                  157
1345 #define EVP_R_CIPHER_PARAMETER_ERROR                     122
1346 #define EVP_R_COMMAND_NOT_SUPPORTED                      147
1347 #define EVP_R_CTRL_NOT_IMPLEMENTED                       132
1348 #define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED             133
1349 #define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH          138
1350 #define EVP_R_DECODE_ERROR                               114
1351 #define EVP_R_DIFFERENT_KEY_TYPES                        101
1352 #define EVP_R_DIFFERENT_PARAMETERS                       153
1353 #define EVP_R_DISABLED_FOR_FIPS                          163
1354 #define EVP_R_ENCODE_ERROR                               115
1355 #define EVP_R_ERROR_LOADING_SECTION                      165
1356 #define EVP_R_ERROR_SETTING_FIPS_MODE                    166
1357 #define EVP_R_EVP_PBE_CIPHERINIT_ERROR                   119
1358 #define EVP_R_EXPECTING_AN_RSA_KEY                       127
1359 #define EVP_R_EXPECTING_A_DH_KEY                         128
1360 #define EVP_R_EXPECTING_A_DSA_KEY                        129
1361 #define EVP_R_EXPECTING_A_ECDSA_KEY                      141
1362 #define EVP_R_EXPECTING_A_EC_KEY                         142
1363 #define EVP_R_FIPS_MODE_NOT_SUPPORTED                    167
1364 #define EVP_R_INITIALIZATION_ERROR                       134
1365 #define EVP_R_INPUT_NOT_INITIALIZED                      111
1366 #define EVP_R_INVALID_DIGEST                             152
1367 #define EVP_R_INVALID_FIPS_MODE                          168
1368 #define EVP_R_INVALID_KEY_LENGTH                         130
1369 #define EVP_R_INVALID_OPERATION                          148
1370 #define EVP_R_IV_TOO_LARGE                               102
1371 #define EVP_R_KEYGEN_FAILURE                             120
1372 #define EVP_R_MESSAGE_DIGEST_IS_NULL                     159
1373 #define EVP_R_METHOD_NOT_SUPPORTED                       144
1374 #define EVP_R_MISSING_PARAMETERS                         103
1375 #define EVP_R_NO_CIPHER_SET                              131
1376 #define EVP_R_NO_DEFAULT_DIGEST                          158
1377 #define EVP_R_NO_DIGEST_SET                              139
1378 #define EVP_R_NO_DSA_PARAMETERS                          116
1379 #define EVP_R_NO_KEY_SET                                 154
1380 #define EVP_R_NO_OPERATION_SET                           149
1381 #define EVP_R_NO_SIGN_FUNCTION_CONFIGURED                104
1382 #define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED              105
1383 #define EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE   150
1384 #define EVP_R_OPERATON_NOT_INITIALIZED                   151
1385 #define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE                  117
1386 #define EVP_R_PRIVATE_KEY_DECODE_ERROR                   145
1387 #define EVP_R_PRIVATE_KEY_ENCODE_ERROR                   146
1388 #define EVP_R_PUBLIC_KEY_NOT_RSA                         106
1389 #define EVP_R_TOO_LARGE                                  164
1390 #define EVP_R_UNKNOWN_CIPHER                             160
1391 #define EVP_R_UNKNOWN_DIGEST                             161
1392 #define EVP_R_UNKNOWN_OPTION                             169
1393 #define EVP_R_UNKNOWN_PBE_ALGORITHM                      121
1394 #define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS                135
1395 #define EVP_R_UNSUPPORTED_ALGORITHM                      156
1396 #define EVP_R_UNSUPPORTED_CIPHER                         107
1397 #define EVP_R_UNSUPPORTED_KEYLENGTH                      123
1398 #define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION        124
1399 #define EVP_R_UNSUPPORTED_KEY_SIZE                       108
1400 #define EVP_R_UNSUPPORTED_PRF                            125
1401 #define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM          118
1402 #define EVP_R_UNSUPPORTED_SALT_TYPE                      126
1403 #define EVP_R_WRONG_FINAL_BLOCK_LENGTH                   109
1404 #define EVP_R_WRONG_PUBLIC_KEY_TYPE                      110
1405
1406 #ifdef  __cplusplus
1407 }
1408 #endif
1409 #endif