include/openssl/rsa.h

   1 /*
   2  * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #ifndef OPENSSL_RSA_H
  11 # define OPENSSL_RSA_H
  12 # pragma once
  13
  14 # include <openssl/macros.h>
  15 # ifndef OPENSSL_NO_DEPRECATED_3_0
  16 #  define HEADER_RSA_H
  17 # endif
  18
  19 # include <openssl/opensslconf.h>
  20
  21 # ifndef OPENSSL_NO_RSA
  22 #  include <openssl/asn1.h>
  23 #  include <openssl/bio.h>
  24 #  include <openssl/crypto.h>
  25 #  include <openssl/types.h>
  26 #  ifndef OPENSSL_NO_DEPRECATED_1_1_0
  27 #   include <openssl/bn.h>
  28 #  endif
  29 #  include <openssl/rsaerr.h>
  30 #  include <openssl/safestack.h>
  31
  32 #  ifdef  __cplusplus
  33 extern "C" {
  34 #  endif
  35
  36 #  ifndef OPENSSL_RSA_MAX_MODULUS_BITS
  37 #   define OPENSSL_RSA_MAX_MODULUS_BITS   16384
  38 #  endif
  39
  40 #  ifndef OPENSSL_NO_DEPRECATED_3_0
  41 /* The types RSA and RSA_METHOD are defined in ossl_typ.h */
  42
  43 #   define OPENSSL_RSA_FIPS_MIN_MODULUS_BITS 2048
  44
  45 #   ifndef OPENSSL_RSA_SMALL_MODULUS_BITS
  46 #    define OPENSSL_RSA_SMALL_MODULUS_BITS 3072
  47 #   endif
  48
  49 /* exponent limit enforced for "large" modulus only */
  50 #   ifndef OPENSSL_RSA_MAX_PUBEXP_BITS
  51 #    define OPENSSL_RSA_MAX_PUBEXP_BITS    64
  52 #   endif
  53 #  endif /* OPENSSL_NO_DEPRECATED_3_0 */
  54
  55 #  define RSA_3   0x3L
  56 #  define RSA_F4  0x10001L
  57
  58 #  ifndef OPENSSL_NO_DEPRECATED_3_0
  59 /* based on RFC 8017 appendix A.1.2 */
  60 #   define RSA_ASN1_VERSION_DEFAULT        0
  61 #   define RSA_ASN1_VERSION_MULTI          1
  62
  63 #   define RSA_DEFAULT_PRIME_NUM           2
  64 #  endif /* OPENSSL_NO_DEPRECATED_3_0 */
  65
  66 /* Don't check pub/private match */
  67 /* TODO(3.0): deprecate this? It is exposed for sls/t1_lib.c's use */
  68 #  define RSA_METHOD_FLAG_NO_CHECK        0x0001
  69
  70 #  ifndef OPENSSL_NO_DEPRECATED_3_0
  71 #   define RSA_FLAG_CACHE_PUBLIC           0x0002
  72 #   define RSA_FLAG_CACHE_PRIVATE          0x0004
  73 #   define RSA_FLAG_BLINDING               0x0008
  74 #   define RSA_FLAG_THREAD_SAFE            0x0010
  75 /*
  76  * This flag means the private key operations will be handled by rsa_mod_exp
  77  * and that they do not depend on the private key components being present:
  78  * for example a key stored in external hardware. Without this flag
  79  * bn_mod_exp gets called when private key components are absent.
  80  */
  81 #   define RSA_FLAG_EXT_PKEY               0x0020
  82
  83 /*
  84  * new with 0.9.6j and 0.9.7b; the built-in
  85  * RSA implementation now uses blinding by
  86  * default (ignoring RSA_FLAG_BLINDING),
  87  * but other engines might not need it
  88  */
  89 #   define RSA_FLAG_NO_BLINDING            0x0080
  90 #  endif /* OPENSSL_NO_DEPRECATED_3_0 */
  91 /*
  92  * Does nothing. Previously this switched off constant time behaviour.
  93  */
  94 #  ifndef OPENSSL_NO_DEPRECATED_1_1_0
  95 #   define RSA_FLAG_NO_CONSTTIME           0x0000
  96 #  endif
  97 /* deprecated name for the flag*/
  98 /*
  99  * new with 0.9.7h; the built-in RSA
 100  * implementation now uses constant time
 101  * modular exponentiation for secret exponents
 102  * by default. This flag causes the
 103  * faster variable sliding window method to
 104  * be used for all exponents.
 105  */
 106 #  ifndef OPENSSL_NO_DEPRECATED_0_9_8
 107 #   define RSA_FLAG_NO_EXP_CONSTTIME RSA_FLAG_NO_CONSTTIME
 108 #  endif
 109
 110 /*-
 111  * New with 3.0: use part of the flags to denote exact type of RSA key,
 112  * some of which are limited to specific signature and encryption schemes.
 113  * These different types share the same RSA structure, but indicate the
 114  * use of certain fields in that structure.
 115  * Currently known are:
 116  * RSA          - this is the "normal" unlimited RSA structure (typenum 0)
 117  * RSASSA-PSS   - indicates that the PSS parameters are used.
 118  * RSAES-OAEP   - no specific field used for the moment, but OAEP padding
 119  *                is expected.  (currently unused)
 120  *
 121  * 4 bits allow for 16 types
 122  */
 123 #  define RSA_FLAG_TYPE_MASK            0xF000
 124 #  define RSA_FLAG_TYPE_RSA             0x0000
 125 #  define RSA_FLAG_TYPE_RSASSAPSS       0x1000
 126 #  define RSA_FLAG_TYPE_RSAESOAEP       0x2000
 127
 128 int EVP_PKEY_CTX_set_rsa_padding(EVP_PKEY_CTX *ctx, int pad_mode);
 129 int EVP_PKEY_CTX_get_rsa_padding(EVP_PKEY_CTX *ctx, int *pad_mode);
 130
 131 int EVP_PKEY_CTX_set_rsa_pss_saltlen(EVP_PKEY_CTX *ctx, int saltlen);
 132 int EVP_PKEY_CTX_get_rsa_pss_saltlen(EVP_PKEY_CTX *ctx, int *saltlen);
 133
 134 int EVP_PKEY_CTX_set_rsa_keygen_bits(EVP_PKEY_CTX *ctx, int bits);
 135 DEPRECATEDIN_3_0(int EVP_PKEY_CTX_set_rsa_keygen_pubexp(EVP_PKEY_CTX *ctx,
 136                                                         BIGNUM *pubexp))
 137 int EVP_PKEY_CTX_set1_rsa_keygen_pubexp(EVP_PKEY_CTX *ctx, BIGNUM *pubexp);
 138 int EVP_PKEY_CTX_set_rsa_keygen_primes(EVP_PKEY_CTX *ctx, int primes);
 139 int EVP_PKEY_CTX_set_rsa_pss_keygen_saltlen(EVP_PKEY_CTX *ctx, int saltlen);
 140
 141 /* Salt length matches digest */
 142 #  define RSA_PSS_SALTLEN_DIGEST -1
 143 /* Verify only: auto detect salt length */
 144 #  define RSA_PSS_SALTLEN_AUTO   -2
 145 /* Set salt length to maximum possible */
 146 #  define RSA_PSS_SALTLEN_MAX    -3
 147 /* Old compatible max salt length for sign only */
 148 #  define RSA_PSS_SALTLEN_MAX_SIGN    -2
 149
 150 int EVP_PKEY_CTX_set_rsa_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
 151 int EVP_PKEY_CTX_set_rsa_mgf1_md_name(EVP_PKEY_CTX *ctx, const char *mdname,
 152                                       const char *mdprops);
 153 int EVP_PKEY_CTX_get_rsa_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
 154 int EVP_PKEY_CTX_get_rsa_mgf1_md_name(EVP_PKEY_CTX *ctx, char *name,
 155                                       size_t namelen);
 156 int EVP_PKEY_CTX_set_rsa_pss_keygen_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
 157 int EVP_PKEY_CTX_set_rsa_pss_keygen_mgf1_md_name(EVP_PKEY_CTX *ctx,
 158                                                  const char *mdname);
 159
 160 int EVP_PKEY_CTX_set_rsa_oaep_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
 161 int EVP_PKEY_CTX_set_rsa_oaep_md_name(EVP_PKEY_CTX *ctx, const char *mdname,
 162                                       const char *mdprops);
 163 int EVP_PKEY_CTX_get_rsa_oaep_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
 164 int EVP_PKEY_CTX_get_rsa_oaep_md_name(EVP_PKEY_CTX *ctx, char *name,
 165                                       size_t namelen);
 166 int EVP_PKEY_CTX_set0_rsa_oaep_label(EVP_PKEY_CTX *ctx, void *label, int llen);
 167 int EVP_PKEY_CTX_get0_rsa_oaep_label(EVP_PKEY_CTX *ctx, unsigned char **label);
 168
 169 #  define  EVP_PKEY_CTX_set_rsa_pss_keygen_md(ctx, md) \
 170         EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS,  \
 171                           EVP_PKEY_OP_KEYGEN, EVP_PKEY_CTRL_MD,  \
 172                           0, (void *)(md))
 173
 174
 175 #  define EVP_PKEY_CTRL_RSA_PADDING       (EVP_PKEY_ALG_CTRL + 1)
 176 #  define EVP_PKEY_CTRL_RSA_PSS_SALTLEN   (EVP_PKEY_ALG_CTRL + 2)
 177
 178 #  define EVP_PKEY_CTRL_RSA_KEYGEN_BITS   (EVP_PKEY_ALG_CTRL + 3)
 179 #  define EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP (EVP_PKEY_ALG_CTRL + 4)
 180 #  define EVP_PKEY_CTRL_RSA_MGF1_MD       (EVP_PKEY_ALG_CTRL + 5)
 181
 182 #  define EVP_PKEY_CTRL_GET_RSA_PADDING           (EVP_PKEY_ALG_CTRL + 6)
 183 #  define EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN       (EVP_PKEY_ALG_CTRL + 7)
 184 #  define EVP_PKEY_CTRL_GET_RSA_MGF1_MD           (EVP_PKEY_ALG_CTRL + 8)
 185
 186 #  define EVP_PKEY_CTRL_RSA_OAEP_MD       (EVP_PKEY_ALG_CTRL + 9)
 187 #  define EVP_PKEY_CTRL_RSA_OAEP_LABEL    (EVP_PKEY_ALG_CTRL + 10)
 188
 189 #  define EVP_PKEY_CTRL_GET_RSA_OAEP_MD   (EVP_PKEY_ALG_CTRL + 11)
 190 #  define EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 12)
 191
 192 #  define EVP_PKEY_CTRL_RSA_KEYGEN_PRIMES  (EVP_PKEY_ALG_CTRL + 13)
 193
 194 #  define RSA_PKCS1_PADDING          1
 195 #  define RSA_SSLV23_PADDING         2
 196 #  define RSA_NO_PADDING             3
 197 #  define RSA_PKCS1_OAEP_PADDING     4
 198 #  define RSA_X931_PADDING           5
 199
 200 /* EVP_PKEY_ only */
 201 #  define RSA_PKCS1_PSS_PADDING      6
 202 #  define RSA_PKCS1_WITH_TLS_PADDING 7
 203
 204 #  define RSA_PKCS1_PADDING_SIZE    11
 205
 206 #  define RSA_set_app_data(s,arg)         RSA_set_ex_data(s,0,arg)
 207 #  define RSA_get_app_data(s)             RSA_get_ex_data(s,0)
 208
 209 RSA *RSA_new(void);
 210 DEPRECATEDIN_3_0(RSA *RSA_new_method(ENGINE *engine))
 211 int RSA_bits(const RSA *rsa);
 212 DEPRECATEDIN_3_0(int RSA_size(const RSA *rsa))
 213 DEPRECATEDIN_3_0(int RSA_security_bits(const RSA *rsa))
 214
 215 int RSA_set0_key(RSA *r, BIGNUM *n, BIGNUM *e, BIGNUM *d);
 216 int RSA_set0_factors(RSA *r, BIGNUM *p, BIGNUM *q);
 217 int RSA_set0_crt_params(RSA *r,BIGNUM *dmp1, BIGNUM *dmq1, BIGNUM *iqmp);
 218 int RSA_set0_multi_prime_params(RSA *r, BIGNUM *primes[], BIGNUM *exps[],
 219                                 BIGNUM *coeffs[], int pnum);
 220 void RSA_get0_key(const RSA *r,
 221                   const BIGNUM **n, const BIGNUM **e, const BIGNUM **d);
 222 void RSA_get0_factors(const RSA *r, const BIGNUM **p, const BIGNUM **q);
 223 int RSA_get_multi_prime_extra_count(const RSA *r);
 224 int RSA_get0_multi_prime_factors(const RSA *r, const BIGNUM *primes[]);
 225 void RSA_get0_crt_params(const RSA *r,
 226                          const BIGNUM **dmp1, const BIGNUM **dmq1,
 227                          const BIGNUM **iqmp);
 228 int RSA_get0_multi_prime_crt_params(const RSA *r, const BIGNUM *exps[],
 229                                     const BIGNUM *coeffs[]);
 230 const BIGNUM *RSA_get0_n(const RSA *d);
 231 const BIGNUM *RSA_get0_e(const RSA *d);
 232 const BIGNUM *RSA_get0_d(const RSA *d);
 233 const BIGNUM *RSA_get0_p(const RSA *d);
 234 const BIGNUM *RSA_get0_q(const RSA *d);
 235 const BIGNUM *RSA_get0_dmp1(const RSA *r);
 236 const BIGNUM *RSA_get0_dmq1(const RSA *r);
 237 const BIGNUM *RSA_get0_iqmp(const RSA *r);
 238 DEPRECATEDIN_3_0(const RSA_PSS_PARAMS *RSA_get0_pss_params(const RSA *r))
 239 void RSA_clear_flags(RSA *r, int flags);
 240 int RSA_test_flags(const RSA *r, int flags);
 241 void RSA_set_flags(RSA *r, int flags);
 242 DEPRECATEDIN_3_0(int RSA_get_version(RSA *r))
 243 DEPRECATEDIN_3_0(ENGINE *RSA_get0_engine(const RSA *r))
 244
 245 /* Deprecated version */
 246 DEPRECATEDIN_0_9_8(RSA *RSA_generate_key(int bits, unsigned long e, void
 247                                          (*callback) (int, int, void *),
 248                                          void *cb_arg))
 249
 250 /* New version */
 251 DEPRECATEDIN_3_0(int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e,
 252                                          BN_GENCB *cb))
 253 /* Multi-prime version */
 254 DEPRECATEDIN_3_0(int RSA_generate_multi_prime_key(RSA *rsa, int bits,
 255                                                   int primes, BIGNUM *e,
 256                                                   BN_GENCB *cb))
 257
 258 DEPRECATEDIN_3_0(int RSA_X931_derive_ex(RSA *rsa, BIGNUM *p1, BIGNUM *p2,
 259                                         BIGNUM *q1, BIGNUM *q2,
 260                                         const BIGNUM *Xp1, const BIGNUM *Xp2,
 261                                         const BIGNUM *Xp, const BIGNUM *Xq1,
 262                                         const BIGNUM *Xq2, const BIGNUM *Xq,
 263                                         const BIGNUM *e, BN_GENCB *cb))
 264 DEPRECATEDIN_3_0(int RSA_X931_generate_key_ex(RSA *rsa, int bits,
 265                                               const BIGNUM *e, BN_GENCB *cb))
 266
 267 DEPRECATEDIN_3_0(int RSA_check_key(const RSA *))
 268 DEPRECATEDIN_3_0(int RSA_check_key_ex(const RSA *, BN_GENCB *cb))
 269         /* next 4 return -1 on error */
 270 DEPRECATEDIN_3_0(int RSA_public_encrypt(int flen, const unsigned char *from,
 271                                         unsigned char *to, RSA *rsa,
 272                                         int padding))
 273 DEPRECATEDIN_3_0(int RSA_private_encrypt(int flen, const unsigned char *from,
 274                                          unsigned char *to, RSA *rsa,
 275                                          int padding))
 276 DEPRECATEDIN_3_0(int RSA_public_decrypt(int flen, const unsigned char *from,
 277                                         unsigned char *to, RSA *rsa,
 278                                         int padding))
 279 DEPRECATEDIN_3_0(int RSA_private_decrypt(int flen, const unsigned char *from,
 280                                          unsigned char *to, RSA *rsa,
 281                                          int padding))
 282 void RSA_free(RSA *r);
 283 /* "up" the RSA object's reference count */
 284 int RSA_up_ref(RSA *r);
 285
 286 /* TODO(3.0): deprecate this one ssl/ssl_rsa.c can be changed to avoid it */
 287 int RSA_flags(const RSA *r);
 288
 289 DEPRECATEDIN_3_0(void RSA_set_default_method(const RSA_METHOD *meth))
 290 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_get_default_method(void))
 291 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_null_method(void))
 292 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_get_method(const RSA *rsa))
 293 DEPRECATEDIN_3_0(int RSA_set_method(RSA *rsa, const RSA_METHOD *meth))
 294
 295 /* these are the actual RSA functions */
 296 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_PKCS1_OpenSSL(void))
 297
 298 int RSA_pkey_ctx_ctrl(EVP_PKEY_CTX *ctx, int optype, int cmd, int p1, void *p2);
 299
 300 DECLARE_ASN1_ENCODE_FUNCTIONS_name(RSA, RSAPublicKey)
 301 DECLARE_ASN1_ENCODE_FUNCTIONS_name(RSA, RSAPrivateKey)
 302
 303 struct rsa_pss_params_st {
 304     X509_ALGOR *hashAlgorithm;
 305     X509_ALGOR *maskGenAlgorithm;
 306     ASN1_INTEGER *saltLength;
 307     ASN1_INTEGER *trailerField;
 308     /* Decoded hash algorithm from maskGenAlgorithm */
 309     X509_ALGOR *maskHash;
 310 };
 311
 312 DECLARE_ASN1_FUNCTIONS(RSA_PSS_PARAMS)
 313
 314 typedef struct rsa_oaep_params_st {
 315     X509_ALGOR *hashFunc;
 316     X509_ALGOR *maskGenFunc;
 317     X509_ALGOR *pSourceFunc;
 318     /* Decoded hash algorithm from maskGenFunc */
 319     X509_ALGOR *maskHash;
 320 } RSA_OAEP_PARAMS;
 321
 322 DECLARE_ASN1_FUNCTIONS(RSA_OAEP_PARAMS)
 323
 324 #  ifndef OPENSSL_NO_STDIO
 325 DEPRECATEDIN_3_0(int RSA_print_fp(FILE *fp, const RSA *r, int offset))
 326 #  endif
 327
 328 DEPRECATEDIN_3_0(int RSA_print(BIO *bp, const RSA *r, int offset))
 329
 330 /*
 331  * The following 2 functions sign and verify a X509_SIG ASN1 object inside
 332  * PKCS#1 padded RSA encryption
 333  */
 334 DEPRECATEDIN_3_0(int RSA_sign(int type, const unsigned char *m,
 335                               unsigned int m_length, unsigned char *sigret,
 336                               unsigned int *siglen, RSA *rsa))
 337 DEPRECATEDIN_3_0(int RSA_verify(int type, const unsigned char *m,
 338                                 unsigned int m_length,
 339                                 const unsigned char *sigbuf,
 340                                 unsigned int siglen, RSA *rsa))
 341
 342 /*
 343  * The following 2 function sign and verify a ASN1_OCTET_STRING object inside
 344  * PKCS#1 padded RSA encryption
 345  */
 346 DEPRECATEDIN_3_0(int RSA_sign_ASN1_OCTET_STRING(int type,
 347                                                 const unsigned char *m,
 348                                                 unsigned int m_length,
 349                                                 unsigned char *sigret,
 350                                                 unsigned int *siglen, RSA *rsa))
 351 DEPRECATEDIN_3_0(int RSA_verify_ASN1_OCTET_STRING(int type,
 352                                                   const unsigned char *m,
 353                                                   unsigned int m_length,
 354                                                   unsigned char *sigbuf,
 355                                                   unsigned int siglen,
 356                                                   RSA *rsa))
 357
 358 /* TODO(3.0): figure out how to deprecate these two */
 359 int RSA_blinding_on(RSA *rsa, BN_CTX *ctx);
 360 void RSA_blinding_off(RSA *rsa);
 361 DEPRECATEDIN_3_0(BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *ctx))
 362
 363 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_type_1(unsigned char *to, int tlen,
 364                                                   const unsigned char *f,
 365                                                   int fl))
 366 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
 367                                                     const unsigned char *f,
 368                                                     int fl, int rsa_len))
 369 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_type_2(unsigned char *to, int tlen,
 370                                                   const unsigned char *f,
 371                                                   int fl))
 372 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
 373                                                     const unsigned char *f,
 374                                                     int fl, int rsa_len))
 375 DEPRECATEDIN_3_0(int PKCS1_MGF1(unsigned char *mask, long len,
 376                                 const unsigned char *seed, long seedlen,
 377                                 const EVP_MD *dgst))
 378 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen,
 379                                                 const unsigned char *f, int fl,
 380                                                 const unsigned char *p, int pl))
 381 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen,
 382                                                   const unsigned char *f,
 383                                                   int fl, int rsa_len,
 384                                                   const unsigned char *p,
 385                                                   int pl))
 386 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_OAEP_mgf1(unsigned char *to,
 387                                                      int tlen,
 388                                                      const unsigned char *from,
 389                                                      int flen,
 390                                                      const unsigned char *param,
 391                                                      int plen,
 392                                                      const EVP_MD *md,
 393                                                      const EVP_MD *mgf1md))
 394 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_OAEP_mgf1(unsigned char *to,
 395                                                        int tlen,
 396                                                        const unsigned char *from,
 397                                                        int flen, int num,
 398                                                        const unsigned char *param,
 399                                                        int plen, const EVP_MD *md,
 400                                                        const EVP_MD *mgf1md))
 401 DEPRECATEDIN_3_0(int RSA_padding_add_SSLv23(unsigned char *to, int tlen,
 402                                             const unsigned char *f, int fl))
 403 DEPRECATEDIN_3_0(int RSA_padding_check_SSLv23(unsigned char *to, int tlen,
 404                                               const unsigned char *f, int fl,
 405                                               int rsa_len))
 406 DEPRECATEDIN_3_0(int RSA_padding_add_none(unsigned char *to, int tlen,
 407                                           const unsigned char *f, int fl))
 408 DEPRECATEDIN_3_0(int RSA_padding_check_none(unsigned char *to, int tlen,
 409                                             const unsigned char *f, int fl,
 410                                             int rsa_len))
 411 DEPRECATEDIN_3_0(int RSA_padding_add_X931(unsigned char *to, int tlen,
 412                                           const unsigned char *f, int fl))
 413 DEPRECATEDIN_3_0(int RSA_padding_check_X931(unsigned char *to, int tlen,
 414                                             const unsigned char *f, int fl,
 415                                             int rsa_len))
 416 DEPRECATEDIN_3_0(int RSA_X931_hash_id(int nid))
 417
 418 DEPRECATEDIN_3_0(int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash,
 419                                           const EVP_MD *Hash,
 420                                           const unsigned char *EM, int sLen))
 421 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM,
 422                                                const unsigned char *mHash,
 423                                                const EVP_MD *Hash, int sLen))
 424
 425 DEPRECATEDIN_3_0(int RSA_verify_PKCS1_PSS_mgf1(RSA *rsa,
 426                                                const unsigned char *mHash,
 427                                                const EVP_MD *Hash,
 428                                                const EVP_MD *mgf1Hash,
 429                                                const unsigned char *EM,
 430                                                int sLen))
 431
 432 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_PSS_mgf1(RSA *rsa,
 433                                                     unsigned char *EM,
 434                                                     const unsigned char *mHash,
 435                                                     const EVP_MD *Hash,
 436                                                     const EVP_MD *mgf1Hash,
 437                                                     int sLen))
 438
 439 #  define RSA_get_ex_new_index(l, p, newf, dupf, freef) \
 440     CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_RSA, l, p, newf, dupf, freef)
 441 DEPRECATEDIN_3_0(int RSA_set_ex_data(RSA *r, int idx, void *arg))
 442 DEPRECATEDIN_3_0(void *RSA_get_ex_data(const RSA *r, int idx))
 443
 444 DECLARE_ASN1_DUP_FUNCTION_name(RSA, RSAPublicKey)
 445 DECLARE_ASN1_DUP_FUNCTION_name(RSA, RSAPrivateKey)
 446
 447 #  ifndef OPENSSL_NO_DEPRECATED_3_0
 448 /*
 449  * If this flag is set the RSA method is FIPS compliant and can be used in
 450  * FIPS mode. This is set in the validated module method. If an application
 451  * sets this flag in its own methods it is its responsibility to ensure the
 452  * result is compliant.
 453  */
 454
 455 #   define RSA_FLAG_FIPS_METHOD                    0x0400
 456
 457 /*
 458  * If this flag is set the operations normally disabled in FIPS mode are
 459  * permitted it is then the applications responsibility to ensure that the
 460  * usage is compliant.
 461  */
 462
 463 #   define RSA_FLAG_NON_FIPS_ALLOW                 0x0400
 464 /*
 465  * Application has decided PRNG is good enough to generate a key: don't
 466  * check.
 467  */
 468 #   define RSA_FLAG_CHECKED                        0x0800
 469 #  endif /* OPENSSL_NO_DEPRECATED_3_0 */
 470
 471 DEPRECATEDIN_3_0(RSA_METHOD *RSA_meth_new(const char *name, int flags))
 472 DEPRECATEDIN_3_0(void RSA_meth_free(RSA_METHOD *meth))
 473 DEPRECATEDIN_3_0(RSA_METHOD *RSA_meth_dup(const RSA_METHOD *meth))
 474 DEPRECATEDIN_3_0(const char *RSA_meth_get0_name(const RSA_METHOD *meth))
 475 DEPRECATEDIN_3_0(int RSA_meth_set1_name(RSA_METHOD *meth, const char *name))
 476 DEPRECATEDIN_3_0(int RSA_meth_get_flags(const RSA_METHOD *meth))
 477 DEPRECATEDIN_3_0(int RSA_meth_set_flags(RSA_METHOD *meth, int flags))
 478 DEPRECATEDIN_3_0(void *RSA_meth_get0_app_data(const RSA_METHOD *meth))
 479 DEPRECATEDIN_3_0(int RSA_meth_set0_app_data(RSA_METHOD *meth, void *app_data))
 480 DEPRECATEDIN_3_0(int (*RSA_meth_get_pub_enc(const RSA_METHOD *meth))
 481     (int flen, const unsigned char *from,
 482      unsigned char *to, RSA *rsa, int padding))
 483 DEPRECATEDIN_3_0(int RSA_meth_set_pub_enc(RSA_METHOD *rsa,
 484                          int (*pub_enc) (int flen, const unsigned char *from,
 485                                          unsigned char *to, RSA *rsa,
 486                                          int padding)))
 487 DEPRECATEDIN_3_0(int (*RSA_meth_get_pub_dec(const RSA_METHOD *meth))
 488     (int flen, const unsigned char *from,
 489      unsigned char *to, RSA *rsa, int padding))
 490 DEPRECATEDIN_3_0(int RSA_meth_set_pub_dec(RSA_METHOD *rsa,
 491                          int (*pub_dec) (int flen, const unsigned char *from,
 492                                          unsigned char *to, RSA *rsa,
 493                                          int padding)))
 494 DEPRECATEDIN_3_0(int (*RSA_meth_get_priv_enc(const RSA_METHOD *meth))
 495     (int flen, const unsigned char *from,
 496      unsigned char *to, RSA *rsa, int padding))
 497 DEPRECATEDIN_3_0(int RSA_meth_set_priv_enc(RSA_METHOD *rsa,
 498                           int (*priv_enc) (int flen, const unsigned char *from,
 499                                            unsigned char *to, RSA *rsa,
 500                                            int padding)))
 501 DEPRECATEDIN_3_0(int (*RSA_meth_get_priv_dec(const RSA_METHOD *meth))
 502     (int flen, const unsigned char *from,
 503      unsigned char *to, RSA *rsa, int padding))
 504 DEPRECATEDIN_3_0(int RSA_meth_set_priv_dec(RSA_METHOD *rsa,
 505                           int (*priv_dec) (int flen, const unsigned char *from,
 506                                            unsigned char *to, RSA *rsa,
 507                                            int padding)))
 508 DEPRECATEDIN_3_0(int (*RSA_meth_get_mod_exp(const RSA_METHOD *meth))
 509     (BIGNUM *r0, const BIGNUM *i, RSA *rsa, BN_CTX *ctx))
 510 DEPRECATEDIN_3_0(int RSA_meth_set_mod_exp(RSA_METHOD *rsa,
 511                          int (*mod_exp) (BIGNUM *r0, const BIGNUM *i, RSA *rsa,
 512                                          BN_CTX *ctx)))
 513 DEPRECATEDIN_3_0(int (*RSA_meth_get_bn_mod_exp(const RSA_METHOD *meth))
 514     (BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
 515      const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx))
 516 DEPRECATEDIN_3_0(int RSA_meth_set_bn_mod_exp(RSA_METHOD *rsa,
 517                             int (*bn_mod_exp) (BIGNUM *r,
 518                                                const BIGNUM *a,
 519                                                const BIGNUM *p,
 520                                                const BIGNUM *m,
 521                                                BN_CTX *ctx,
 522                                                BN_MONT_CTX *m_ctx)))
 523 DEPRECATEDIN_3_0(int (*RSA_meth_get_init(const RSA_METHOD *meth)) (RSA *rsa))
 524 DEPRECATEDIN_3_0(int RSA_meth_set_init(RSA_METHOD *rsa, int (*init) (RSA *rsa)))
 525 DEPRECATEDIN_3_0(int (*RSA_meth_get_finish(const RSA_METHOD *meth)) (RSA *rsa))
 526 DEPRECATEDIN_3_0(int RSA_meth_set_finish(RSA_METHOD *rsa,
 527                             int (*finish) (RSA *rsa)))
 528 DEPRECATEDIN_3_0(int (*RSA_meth_get_sign(const RSA_METHOD *meth))
 529     (int type,
 530      const unsigned char *m, unsigned int m_length,
 531      unsigned char *sigret, unsigned int *siglen,
 532      const RSA *rsa))
 533 DEPRECATEDIN_3_0(int RSA_meth_set_sign(RSA_METHOD *rsa,
 534                       int (*sign) (int type, const unsigned char *m,
 535                                    unsigned int m_length,
 536                                    unsigned char *sigret, unsigned int *siglen,
 537                                    const RSA *rsa)))
 538 DEPRECATEDIN_3_0(int (*RSA_meth_get_verify(const RSA_METHOD *meth))
 539     (int dtype, const unsigned char *m,
 540      unsigned int m_length, const unsigned char *sigbuf,
 541      unsigned int siglen, const RSA *rsa))
 542 DEPRECATEDIN_3_0(int RSA_meth_set_verify(RSA_METHOD *rsa,
 543                         int (*verify) (int dtype, const unsigned char *m,
 544                                        unsigned int m_length,
 545                                        const unsigned char *sigbuf,
 546                                        unsigned int siglen, const RSA *rsa)))
 547 DEPRECATEDIN_3_0(int (*RSA_meth_get_keygen(const RSA_METHOD *meth))
 548     (RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb))
 549 DEPRECATEDIN_3_0(int RSA_meth_set_keygen(RSA_METHOD *rsa,
 550                         int (*keygen) (RSA *rsa, int bits, BIGNUM *e,
 551                                        BN_GENCB *cb)))
 552 DEPRECATEDIN_3_0(int (*RSA_meth_get_multi_prime_keygen(const RSA_METHOD *meth))
 553     (RSA *rsa, int bits, int primes, BIGNUM *e, BN_GENCB *cb))
 554 DEPRECATEDIN_3_0(int RSA_meth_set_multi_prime_keygen(RSA_METHOD *meth,
 555                                     int (*keygen) (RSA *rsa, int bits,
 556                                                    int primes, BIGNUM *e,
 557                                                    BN_GENCB *cb)))
 558
 559 #  ifdef  __cplusplus
 560 }
 561 #  endif
 562 # endif
 563 #endif