1 /* 2 * Copyright 1995-2021 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 # include <openssl/asn1.h> 22 # include <openssl/bio.h> 23 # include <openssl/crypto.h> 24 # include <openssl/types.h> 25 # ifndef OPENSSL_NO_DEPRECATED_1_1_0 26 # include <openssl/bn.h> 27 # endif 28 # include <openssl/rsaerr.h> 29 # include <openssl/safestack.h> 30 # ifndef OPENSSL_NO_STDIO 31 # include <stdio.h> 32 # endif 33 34 # ifdef __cplusplus 35 extern "C" { 36 # endif 37 38 # ifndef OPENSSL_RSA_MAX_MODULUS_BITS 39 # define OPENSSL_RSA_MAX_MODULUS_BITS 16384 40 # endif 41 42 # define RSA_3 0x3L 43 # define RSA_F4 0x10001L 44 45 # ifndef OPENSSL_NO_DEPRECATED_3_0 46 /* The types RSA and RSA_METHOD are defined in ossl_typ.h */ 47 48 # define OPENSSL_RSA_FIPS_MIN_MODULUS_BITS 2048 49 50 # ifndef OPENSSL_RSA_SMALL_MODULUS_BITS 51 # define OPENSSL_RSA_SMALL_MODULUS_BITS 3072 52 # endif 53 54 /* exponent limit enforced for "large" modulus only */ 55 # ifndef OPENSSL_RSA_MAX_PUBEXP_BITS 56 # define OPENSSL_RSA_MAX_PUBEXP_BITS 64 57 # endif 58 /* based on RFC 8017 appendix A.1.2 */ 59 # define RSA_ASN1_VERSION_DEFAULT 0 60 # define RSA_ASN1_VERSION_MULTI 1 61 62 # define RSA_DEFAULT_PRIME_NUM 2 63 64 # define RSA_METHOD_FLAG_NO_CHECK 0x0001 65 # define RSA_FLAG_CACHE_PUBLIC 0x0002 66 # define RSA_FLAG_CACHE_PRIVATE 0x0004 67 # define RSA_FLAG_BLINDING 0x0008 68 # define RSA_FLAG_THREAD_SAFE 0x0010 69 /* 70 * This flag means the private key operations will be handled by rsa_mod_exp 71 * and that they do not depend on the private key components being present: 72 * for example a key stored in external hardware. Without this flag 73 * bn_mod_exp gets called when private key components are absent. 74 */ 75 # define RSA_FLAG_EXT_PKEY 0x0020 76 77 /* 78 * new with 0.9.6j and 0.9.7b; the built-in 79 * RSA implementation now uses blinding by 80 * default (ignoring RSA_FLAG_BLINDING), 81 * but other engines might not need it 82 */ 83 # define RSA_FLAG_NO_BLINDING 0x0080 84 # endif /* OPENSSL_NO_DEPRECATED_3_0 */ 85 /* 86 * Does nothing. Previously this switched off constant time behaviour. 87 */ 88 # ifndef OPENSSL_NO_DEPRECATED_1_1_0 89 # define RSA_FLAG_NO_CONSTTIME 0x0000 90 # endif 91 /* deprecated name for the flag*/ 92 /* 93 * new with 0.9.7h; the built-in RSA 94 * implementation now uses constant time 95 * modular exponentiation for secret exponents 96 * by default. This flag causes the 97 * faster variable sliding window method to 98 * be used for all exponents. 99 */ 100 # ifndef OPENSSL_NO_DEPRECATED_0_9_8 101 # define RSA_FLAG_NO_EXP_CONSTTIME RSA_FLAG_NO_CONSTTIME 102 # endif 103 104 /*- 105 * New with 3.0: use part of the flags to denote exact type of RSA key, 106 * some of which are limited to specific signature and encryption schemes. 107 * These different types share the same RSA structure, but indicate the 108 * use of certain fields in that structure. 109 * Currently known are: 110 * RSA - this is the "normal" unlimited RSA structure (typenum 0) 111 * RSASSA-PSS - indicates that the PSS parameters are used. 112 * RSAES-OAEP - no specific field used for the moment, but OAEP padding 113 * is expected. (currently unused) 114 * 115 * 4 bits allow for 16 types 116 */ 117 # define RSA_FLAG_TYPE_MASK 0xF000 118 # define RSA_FLAG_TYPE_RSA 0x0000 119 # define RSA_FLAG_TYPE_RSASSAPSS 0x1000 120 # define RSA_FLAG_TYPE_RSAESOAEP 0x2000 121 122 int EVP_PKEY_CTX_set_rsa_padding(EVP_PKEY_CTX *ctx, int pad_mode); 123 int EVP_PKEY_CTX_get_rsa_padding(EVP_PKEY_CTX *ctx, int *pad_mode); 124 125 int EVP_PKEY_CTX_set_rsa_pss_saltlen(EVP_PKEY_CTX *ctx, int saltlen); 126 int EVP_PKEY_CTX_get_rsa_pss_saltlen(EVP_PKEY_CTX *ctx, int *saltlen); 127 128 int EVP_PKEY_CTX_set_rsa_keygen_bits(EVP_PKEY_CTX *ctx, int bits); 129 int EVP_PKEY_CTX_set1_rsa_keygen_pubexp(EVP_PKEY_CTX *ctx, BIGNUM *pubexp); 130 int EVP_PKEY_CTX_set_rsa_keygen_primes(EVP_PKEY_CTX *ctx, int primes); 131 int EVP_PKEY_CTX_set_rsa_pss_keygen_saltlen(EVP_PKEY_CTX *ctx, int saltlen); 132 # ifndef OPENSSL_NO_DEPRECATED_3_0 133 OSSL_DEPRECATEDIN_3_0 134 int EVP_PKEY_CTX_set_rsa_keygen_pubexp(EVP_PKEY_CTX *ctx, BIGNUM *pubexp); 135 # endif 136 137 /* Salt length matches digest */ 138 # define RSA_PSS_SALTLEN_DIGEST -1 139 /* Verify only: auto detect salt length */ 140 # define RSA_PSS_SALTLEN_AUTO -2 141 /* Set salt length to maximum possible */ 142 # define RSA_PSS_SALTLEN_MAX -3 143 /* Auto-detect on verify, set salt length to min(maximum possible, digest 144 * length) on sign */ 145 # define RSA_PSS_SALTLEN_AUTO_DIGEST_MAX -4 146 /* Old compatible max salt length for sign only */ 147 # define RSA_PSS_SALTLEN_MAX_SIGN -2 148 149 int EVP_PKEY_CTX_set_rsa_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD *md); 150 int EVP_PKEY_CTX_set_rsa_mgf1_md_name(EVP_PKEY_CTX *ctx, const char *mdname, 151 const char *mdprops); 152 int EVP_PKEY_CTX_get_rsa_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD **md); 153 int EVP_PKEY_CTX_get_rsa_mgf1_md_name(EVP_PKEY_CTX *ctx, char *name, 154 size_t namelen); 155 int EVP_PKEY_CTX_set_rsa_pss_keygen_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD *md); 156 int EVP_PKEY_CTX_set_rsa_pss_keygen_mgf1_md_name(EVP_PKEY_CTX *ctx, 157 const char *mdname); 158 159 int EVP_PKEY_CTX_set_rsa_pss_keygen_md(EVP_PKEY_CTX *ctx, const EVP_MD *md); 160 int EVP_PKEY_CTX_set_rsa_pss_keygen_md_name(EVP_PKEY_CTX *ctx, 161 const char *mdname, 162 const char *mdprops); 163 164 int EVP_PKEY_CTX_set_rsa_oaep_md(EVP_PKEY_CTX *ctx, const EVP_MD *md); 165 int EVP_PKEY_CTX_set_rsa_oaep_md_name(EVP_PKEY_CTX *ctx, const char *mdname, 166 const char *mdprops); 167 int EVP_PKEY_CTX_get_rsa_oaep_md(EVP_PKEY_CTX *ctx, const EVP_MD **md); 168 int EVP_PKEY_CTX_get_rsa_oaep_md_name(EVP_PKEY_CTX *ctx, char *name, 169 size_t namelen); 170 int EVP_PKEY_CTX_set0_rsa_oaep_label(EVP_PKEY_CTX *ctx, void *label, int llen); 171 int EVP_PKEY_CTX_get0_rsa_oaep_label(EVP_PKEY_CTX *ctx, unsigned char **label); 172 173 # define EVP_PKEY_CTRL_RSA_PADDING (EVP_PKEY_ALG_CTRL + 1) 174 # define EVP_PKEY_CTRL_RSA_PSS_SALTLEN (EVP_PKEY_ALG_CTRL + 2) 175 176 # define EVP_PKEY_CTRL_RSA_KEYGEN_BITS (EVP_PKEY_ALG_CTRL + 3) 177 # define EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP (EVP_PKEY_ALG_CTRL + 4) 178 # define EVP_PKEY_CTRL_RSA_MGF1_MD (EVP_PKEY_ALG_CTRL + 5) 179 180 # define EVP_PKEY_CTRL_GET_RSA_PADDING (EVP_PKEY_ALG_CTRL + 6) 181 # define EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN (EVP_PKEY_ALG_CTRL + 7) 182 # define EVP_PKEY_CTRL_GET_RSA_MGF1_MD (EVP_PKEY_ALG_CTRL + 8) 183 184 # define EVP_PKEY_CTRL_RSA_OAEP_MD (EVP_PKEY_ALG_CTRL + 9) 185 # define EVP_PKEY_CTRL_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 10) 186 187 # define EVP_PKEY_CTRL_GET_RSA_OAEP_MD (EVP_PKEY_ALG_CTRL + 11) 188 # define EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 12) 189 190 # define EVP_PKEY_CTRL_RSA_KEYGEN_PRIMES (EVP_PKEY_ALG_CTRL + 13) 191 192 # define EVP_PKEY_CTRL_RSA_IMPLICIT_REJECTION (EVP_PKEY_ALG_CTRL + 14) 193 194 # define RSA_PKCS1_PADDING 1 195 # define RSA_NO_PADDING 3 196 # define RSA_PKCS1_OAEP_PADDING 4 197 # define RSA_X931_PADDING 5 198 199 /* EVP_PKEY_ only */ 200 # define RSA_PKCS1_PSS_PADDING 6 201 # define RSA_PKCS1_WITH_TLS_PADDING 7 202 203 /* internal RSA_ only */ 204 # define RSA_PKCS1_NO_IMPLICIT_REJECT_PADDING 8 205 206 # define RSA_PKCS1_PADDING_SIZE 11 207 208 # define RSA_set_app_data(s,arg) RSA_set_ex_data(s,0,arg) 209 # define RSA_get_app_data(s) RSA_get_ex_data(s,0) 210 211 # ifndef OPENSSL_NO_DEPRECATED_3_0 212 OSSL_DEPRECATEDIN_3_0 RSA *RSA_new(void); 213 OSSL_DEPRECATEDIN_3_0 RSA *RSA_new_method(ENGINE *engine); 214 OSSL_DEPRECATEDIN_3_0 int RSA_bits(const RSA *rsa); 215 OSSL_DEPRECATEDIN_3_0 int RSA_size(const RSA *rsa); 216 OSSL_DEPRECATEDIN_3_0 int RSA_security_bits(const RSA *rsa); 217 218 OSSL_DEPRECATEDIN_3_0 int RSA_set0_key(RSA *r, BIGNUM *n, BIGNUM *e, BIGNUM *d); 219 OSSL_DEPRECATEDIN_3_0 int RSA_set0_factors(RSA *r, BIGNUM *p, BIGNUM *q); 220 OSSL_DEPRECATEDIN_3_0 int RSA_set0_crt_params(RSA *r, 221 BIGNUM *dmp1, BIGNUM *dmq1, 222 BIGNUM *iqmp); 223 OSSL_DEPRECATEDIN_3_0 int RSA_set0_multi_prime_params(RSA *r, 224 BIGNUM *primes[], 225 BIGNUM *exps[], 226 BIGNUM *coeffs[], 227 int pnum); 228 OSSL_DEPRECATEDIN_3_0 void RSA_get0_key(const RSA *r, 229 const BIGNUM **n, const BIGNUM **e, 230 const BIGNUM **d); 231 OSSL_DEPRECATEDIN_3_0 void RSA_get0_factors(const RSA *r, 232 const BIGNUM **p, const BIGNUM **q); 233 OSSL_DEPRECATEDIN_3_0 int RSA_get_multi_prime_extra_count(const RSA *r); 234 OSSL_DEPRECATEDIN_3_0 int RSA_get0_multi_prime_factors(const RSA *r, 235 const BIGNUM *primes[]); 236 OSSL_DEPRECATEDIN_3_0 void RSA_get0_crt_params(const RSA *r, 237 const BIGNUM **dmp1, 238 const BIGNUM **dmq1, 239 const BIGNUM **iqmp); 240 OSSL_DEPRECATEDIN_3_0 241 int RSA_get0_multi_prime_crt_params(const RSA *r, const BIGNUM *exps[], 242 const BIGNUM *coeffs[]); 243 OSSL_DEPRECATEDIN_3_0 const BIGNUM *RSA_get0_n(const RSA *d); 244 OSSL_DEPRECATEDIN_3_0 const BIGNUM *RSA_get0_e(const RSA *d); 245 OSSL_DEPRECATEDIN_3_0 const BIGNUM *RSA_get0_d(const RSA *d); 246 OSSL_DEPRECATEDIN_3_0 const BIGNUM *RSA_get0_p(const RSA *d); 247 OSSL_DEPRECATEDIN_3_0 const BIGNUM *RSA_get0_q(const RSA *d); 248 OSSL_DEPRECATEDIN_3_0 const BIGNUM *RSA_get0_dmp1(const RSA *r); 249 OSSL_DEPRECATEDIN_3_0 const BIGNUM *RSA_get0_dmq1(const RSA *r); 250 OSSL_DEPRECATEDIN_3_0 const BIGNUM *RSA_get0_iqmp(const RSA *r); 251 OSSL_DEPRECATEDIN_3_0 const RSA_PSS_PARAMS *RSA_get0_pss_params(const RSA *r); 252 OSSL_DEPRECATEDIN_3_0 void RSA_clear_flags(RSA *r, int flags); 253 OSSL_DEPRECATEDIN_3_0 int RSA_test_flags(const RSA *r, int flags); 254 OSSL_DEPRECATEDIN_3_0 void RSA_set_flags(RSA *r, int flags); 255 OSSL_DEPRECATEDIN_3_0 int RSA_get_version(RSA *r); 256 OSSL_DEPRECATEDIN_3_0 ENGINE *RSA_get0_engine(const RSA *r); 257 # endif /* !OPENSSL_NO_DEPRECATED_3_0 */ 258 259 # define EVP_RSA_gen(bits) \ 260 EVP_PKEY_Q_keygen(NULL, NULL, "RSA", (size_t)(0 + (bits))) 261 262 /* Deprecated version */ 263 # ifndef OPENSSL_NO_DEPRECATED_0_9_8 264 OSSL_DEPRECATEDIN_0_9_8 RSA *RSA_generate_key(int bits, unsigned long e, void 265 (*callback) (int, int, void *), 266 void *cb_arg); 267 # endif 268 269 /* New version */ 270 # ifndef OPENSSL_NO_DEPRECATED_3_0 271 OSSL_DEPRECATEDIN_3_0 int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e, 272 BN_GENCB *cb); 273 /* Multi-prime version */ 274 OSSL_DEPRECATEDIN_3_0 int RSA_generate_multi_prime_key(RSA *rsa, int bits, 275 int primes, BIGNUM *e, 276 BN_GENCB *cb); 277 278 OSSL_DEPRECATEDIN_3_0 279 int RSA_X931_derive_ex(RSA *rsa, BIGNUM *p1, BIGNUM *p2, 280 BIGNUM *q1, BIGNUM *q2, 281 const BIGNUM *Xp1, const BIGNUM *Xp2, 282 const BIGNUM *Xp, const BIGNUM *Xq1, 283 const BIGNUM *Xq2, const BIGNUM *Xq, 284 const BIGNUM *e, BN_GENCB *cb); 285 OSSL_DEPRECATEDIN_3_0 int RSA_X931_generate_key_ex(RSA *rsa, int bits, 286 const BIGNUM *e, 287 BN_GENCB *cb); 288 289 OSSL_DEPRECATEDIN_3_0 int RSA_check_key(const RSA *); 290 OSSL_DEPRECATEDIN_3_0 int RSA_check_key_ex(const RSA *, BN_GENCB *cb); 291 /* next 4 return -1 on error */ 292 OSSL_DEPRECATEDIN_3_0 293 int RSA_public_encrypt(int flen, const unsigned char *from, unsigned char *to, 294 RSA *rsa, int padding); 295 OSSL_DEPRECATEDIN_3_0 296 int RSA_private_encrypt(int flen, const unsigned char *from, unsigned char *to, 297 RSA *rsa, int padding); 298 OSSL_DEPRECATEDIN_3_0 299 int RSA_public_decrypt(int flen, const unsigned char *from, unsigned char *to, 300 RSA *rsa, int padding); 301 OSSL_DEPRECATEDIN_3_0 302 int RSA_private_decrypt(int flen, const unsigned char *from, unsigned char *to, 303 RSA *rsa, int padding); 304 OSSL_DEPRECATEDIN_3_0 void RSA_free(RSA *r); 305 /* "up" the RSA object's reference count */ 306 OSSL_DEPRECATEDIN_3_0 int RSA_up_ref(RSA *r); 307 OSSL_DEPRECATEDIN_3_0 int RSA_flags(const RSA *r); 308 309 OSSL_DEPRECATEDIN_3_0 void RSA_set_default_method(const RSA_METHOD *meth); 310 OSSL_DEPRECATEDIN_3_0 const RSA_METHOD *RSA_get_default_method(void); 311 OSSL_DEPRECATEDIN_3_0 const RSA_METHOD *RSA_null_method(void); 312 OSSL_DEPRECATEDIN_3_0 const RSA_METHOD *RSA_get_method(const RSA *rsa); 313 OSSL_DEPRECATEDIN_3_0 int RSA_set_method(RSA *rsa, const RSA_METHOD *meth); 314 315 /* these are the actual RSA functions */ 316 OSSL_DEPRECATEDIN_3_0 const RSA_METHOD *RSA_PKCS1_OpenSSL(void); 317 318 DECLARE_ASN1_ENCODE_FUNCTIONS_name_attr(OSSL_DEPRECATEDIN_3_0, 319 RSA, RSAPublicKey) 320 DECLARE_ASN1_ENCODE_FUNCTIONS_name_attr(OSSL_DEPRECATEDIN_3_0, 321 RSA, RSAPrivateKey) 322 # endif /* !OPENSSL_NO_DEPRECATED_3_0 */ 323 324 int RSA_pkey_ctx_ctrl(EVP_PKEY_CTX *ctx, int optype, int cmd, int p1, void *p2); 325 326 struct rsa_pss_params_st { 327 X509_ALGOR *hashAlgorithm; 328 X509_ALGOR *maskGenAlgorithm; 329 ASN1_INTEGER *saltLength; 330 ASN1_INTEGER *trailerField; 331 /* Decoded hash algorithm from maskGenAlgorithm */ 332 X509_ALGOR *maskHash; 333 }; 334 335 DECLARE_ASN1_FUNCTIONS(RSA_PSS_PARAMS) 336 DECLARE_ASN1_DUP_FUNCTION(RSA_PSS_PARAMS) 337 338 typedef struct rsa_oaep_params_st { 339 X509_ALGOR *hashFunc; 340 X509_ALGOR *maskGenFunc; 341 X509_ALGOR *pSourceFunc; 342 /* Decoded hash algorithm from maskGenFunc */ 343 X509_ALGOR *maskHash; 344 } RSA_OAEP_PARAMS; 345 346 DECLARE_ASN1_FUNCTIONS(RSA_OAEP_PARAMS) 347 348 # ifndef OPENSSL_NO_DEPRECATED_3_0 349 # ifndef OPENSSL_NO_STDIO 350 OSSL_DEPRECATEDIN_3_0 int RSA_print_fp(FILE *fp, const RSA *r, int offset); 351 # endif 352 353 OSSL_DEPRECATEDIN_3_0 int RSA_print(BIO *bp, const RSA *r, int offset); 354 355 /* 356 * The following 2 functions sign and verify a X509_SIG ASN1 object inside 357 * PKCS#1 padded RSA encryption 358 */ 359 OSSL_DEPRECATEDIN_3_0 int RSA_sign(int type, const unsigned char *m, 360 unsigned int m_length, unsigned char *sigret, 361 unsigned int *siglen, RSA *rsa); 362 OSSL_DEPRECATEDIN_3_0 int RSA_verify(int type, const unsigned char *m, 363 unsigned int m_length, 364 const unsigned char *sigbuf, 365 unsigned int siglen, RSA *rsa); 366 367 /* 368 * The following 2 function sign and verify a ASN1_OCTET_STRING object inside 369 * PKCS#1 padded RSA encryption 370 */ 371 OSSL_DEPRECATEDIN_3_0 372 int RSA_sign_ASN1_OCTET_STRING(int type, 373 const unsigned char *m, unsigned int m_length, 374 unsigned char *sigret, unsigned int *siglen, 375 RSA *rsa); 376 OSSL_DEPRECATEDIN_3_0 377 int RSA_verify_ASN1_OCTET_STRING(int type, 378 const unsigned char *m, unsigned int m_length, 379 unsigned char *sigbuf, unsigned int siglen, 380 RSA *rsa); 381 382 OSSL_DEPRECATEDIN_3_0 int RSA_blinding_on(RSA *rsa, BN_CTX *ctx); 383 OSSL_DEPRECATEDIN_3_0 void RSA_blinding_off(RSA *rsa); 384 OSSL_DEPRECATEDIN_3_0 BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *ctx); 385 386 OSSL_DEPRECATEDIN_3_0 387 int RSA_padding_add_PKCS1_type_1(unsigned char *to, int tlen, 388 const unsigned char *f, int fl); 389 OSSL_DEPRECATEDIN_3_0 390 int RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen, 391 const unsigned char *f, int fl, 392 int rsa_len); 393 OSSL_DEPRECATEDIN_3_0 394 int RSA_padding_add_PKCS1_type_2(unsigned char *to, int tlen, 395 const unsigned char *f, int fl); 396 OSSL_DEPRECATEDIN_3_0 397 int RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen, 398 const unsigned char *f, int fl, 399 int rsa_len); 400 OSSL_DEPRECATEDIN_3_0 int PKCS1_MGF1(unsigned char *mask, long len, 401 const unsigned char *seed, long seedlen, 402 const EVP_MD *dgst); 403 OSSL_DEPRECATEDIN_3_0 404 int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen, 405 const unsigned char *f, int fl, 406 const unsigned char *p, int pl); 407 OSSL_DEPRECATEDIN_3_0 408 int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen, 409 const unsigned char *f, int fl, int rsa_len, 410 const unsigned char *p, int pl); 411 OSSL_DEPRECATEDIN_3_0 412 int RSA_padding_add_PKCS1_OAEP_mgf1(unsigned char *to, int tlen, 413 const unsigned char *from, int flen, 414 const unsigned char *param, int plen, 415 const EVP_MD *md, const EVP_MD *mgf1md); 416 OSSL_DEPRECATEDIN_3_0 417 int RSA_padding_check_PKCS1_OAEP_mgf1(unsigned char *to, int tlen, 418 const unsigned char *from, int flen, 419 int num, 420 const unsigned char *param, int plen, 421 const EVP_MD *md, const EVP_MD *mgf1md); 422 OSSL_DEPRECATEDIN_3_0 int RSA_padding_add_none(unsigned char *to, int tlen, 423 const unsigned char *f, int fl); 424 OSSL_DEPRECATEDIN_3_0 int RSA_padding_check_none(unsigned char *to, int tlen, 425 const unsigned char *f, int fl, 426 int rsa_len); 427 OSSL_DEPRECATEDIN_3_0 int RSA_padding_add_X931(unsigned char *to, int tlen, 428 const unsigned char *f, int fl); 429 OSSL_DEPRECATEDIN_3_0 int RSA_padding_check_X931(unsigned char *to, int tlen, 430 const unsigned char *f, int fl, 431 int rsa_len); 432 OSSL_DEPRECATEDIN_3_0 int RSA_X931_hash_id(int nid); 433 434 OSSL_DEPRECATEDIN_3_0 435 int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash, 436 const EVP_MD *Hash, const unsigned char *EM, 437 int sLen); 438 OSSL_DEPRECATEDIN_3_0 439 int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM, 440 const unsigned char *mHash, const EVP_MD *Hash, 441 int sLen); 442 443 OSSL_DEPRECATEDIN_3_0 444 int RSA_verify_PKCS1_PSS_mgf1(RSA *rsa, const unsigned char *mHash, 445 const EVP_MD *Hash, const EVP_MD *mgf1Hash, 446 const unsigned char *EM, int sLen); 447 448 OSSL_DEPRECATEDIN_3_0 449 int RSA_padding_add_PKCS1_PSS_mgf1(RSA *rsa, unsigned char *EM, 450 const unsigned char *mHash, 451 const EVP_MD *Hash, const EVP_MD *mgf1Hash, 452 int sLen); 453 454 # define RSA_get_ex_new_index(l, p, newf, dupf, freef) \ 455 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_RSA, l, p, newf, dupf, freef) 456 OSSL_DEPRECATEDIN_3_0 int RSA_set_ex_data(RSA *r, int idx, void *arg); 457 OSSL_DEPRECATEDIN_3_0 void *RSA_get_ex_data(const RSA *r, int idx); 458 459 DECLARE_ASN1_DUP_FUNCTION_name_attr(OSSL_DEPRECATEDIN_3_0, RSA, RSAPublicKey) 460 DECLARE_ASN1_DUP_FUNCTION_name_attr(OSSL_DEPRECATEDIN_3_0, RSA, RSAPrivateKey) 461 462 /* 463 * If this flag is set the RSA method is FIPS compliant and can be used in 464 * FIPS mode. This is set in the validated module method. If an application 465 * sets this flag in its own methods it is its responsibility to ensure the 466 * result is compliant. 467 */ 468 469 # define RSA_FLAG_FIPS_METHOD 0x0400 470 471 /* 472 * If this flag is set the operations normally disabled in FIPS mode are 473 * permitted it is then the applications responsibility to ensure that the 474 * usage is compliant. 475 */ 476 477 # define RSA_FLAG_NON_FIPS_ALLOW 0x0400 478 /* 479 * Application has decided PRNG is good enough to generate a key: don't 480 * check. 481 */ 482 # define RSA_FLAG_CHECKED 0x0800 483 484 OSSL_DEPRECATEDIN_3_0 RSA_METHOD *RSA_meth_new(const char *name, int flags); 485 OSSL_DEPRECATEDIN_3_0 void RSA_meth_free(RSA_METHOD *meth); 486 OSSL_DEPRECATEDIN_3_0 RSA_METHOD *RSA_meth_dup(const RSA_METHOD *meth); 487 OSSL_DEPRECATEDIN_3_0 const char *RSA_meth_get0_name(const RSA_METHOD *meth); 488 OSSL_DEPRECATEDIN_3_0 int RSA_meth_set1_name(RSA_METHOD *meth, 489 const char *name); 490 OSSL_DEPRECATEDIN_3_0 int RSA_meth_get_flags(const RSA_METHOD *meth); 491 OSSL_DEPRECATEDIN_3_0 int RSA_meth_set_flags(RSA_METHOD *meth, int flags); 492 OSSL_DEPRECATEDIN_3_0 void *RSA_meth_get0_app_data(const RSA_METHOD *meth); 493 OSSL_DEPRECATEDIN_3_0 int RSA_meth_set0_app_data(RSA_METHOD *meth, 494 void *app_data); 495 OSSL_DEPRECATEDIN_3_0 496 int (*RSA_meth_get_pub_enc(const RSA_METHOD *meth)) (int flen, 497 const unsigned char *from, 498 unsigned char *to, 499 RSA *rsa, int padding); 500 OSSL_DEPRECATEDIN_3_0 501 int RSA_meth_set_pub_enc(RSA_METHOD *rsa, 502 int (*pub_enc) (int flen, const unsigned char *from, 503 unsigned char *to, RSA *rsa, 504 int padding)); 505 OSSL_DEPRECATEDIN_3_0 506 int (*RSA_meth_get_pub_dec(const RSA_METHOD *meth)) (int flen, 507 const unsigned char *from, 508 unsigned char *to, 509 RSA *rsa, int padding); 510 OSSL_DEPRECATEDIN_3_0 511 int RSA_meth_set_pub_dec(RSA_METHOD *rsa, 512 int (*pub_dec) (int flen, const unsigned char *from, 513 unsigned char *to, RSA *rsa, 514 int padding)); 515 OSSL_DEPRECATEDIN_3_0 516 int (*RSA_meth_get_priv_enc(const RSA_METHOD *meth)) (int flen, 517 const unsigned char *from, 518 unsigned char *to, 519 RSA *rsa, int padding); 520 OSSL_DEPRECATEDIN_3_0 521 int RSA_meth_set_priv_enc(RSA_METHOD *rsa, 522 int (*priv_enc) (int flen, const unsigned char *from, 523 unsigned char *to, RSA *rsa, 524 int padding)); 525 OSSL_DEPRECATEDIN_3_0 526 int (*RSA_meth_get_priv_dec(const RSA_METHOD *meth)) (int flen, 527 const unsigned char *from, 528 unsigned char *to, 529 RSA *rsa, int padding); 530 OSSL_DEPRECATEDIN_3_0 531 int RSA_meth_set_priv_dec(RSA_METHOD *rsa, 532 int (*priv_dec) (int flen, const unsigned char *from, 533 unsigned char *to, RSA *rsa, 534 int padding)); 535 OSSL_DEPRECATEDIN_3_0 536 int (*RSA_meth_get_mod_exp(const RSA_METHOD *meth)) (BIGNUM *r0, 537 const BIGNUM *i, 538 RSA *rsa, BN_CTX *ctx); 539 OSSL_DEPRECATEDIN_3_0 540 int RSA_meth_set_mod_exp(RSA_METHOD *rsa, 541 int (*mod_exp) (BIGNUM *r0, const BIGNUM *i, RSA *rsa, 542 BN_CTX *ctx)); 543 OSSL_DEPRECATEDIN_3_0 544 int (*RSA_meth_get_bn_mod_exp(const RSA_METHOD *meth)) (BIGNUM *r, 545 const BIGNUM *a, 546 const BIGNUM *p, 547 const BIGNUM *m, 548 BN_CTX *ctx, 549 BN_MONT_CTX *m_ctx); 550 OSSL_DEPRECATEDIN_3_0 551 int RSA_meth_set_bn_mod_exp(RSA_METHOD *rsa, 552 int (*bn_mod_exp) (BIGNUM *r, 553 const BIGNUM *a, 554 const BIGNUM *p, 555 const BIGNUM *m, 556 BN_CTX *ctx, 557 BN_MONT_CTX *m_ctx)); 558 OSSL_DEPRECATEDIN_3_0 559 int (*RSA_meth_get_init(const RSA_METHOD *meth)) (RSA *rsa); 560 OSSL_DEPRECATEDIN_3_0 561 int RSA_meth_set_init(RSA_METHOD *rsa, int (*init) (RSA *rsa)); 562 OSSL_DEPRECATEDIN_3_0 563 int (*RSA_meth_get_finish(const RSA_METHOD *meth)) (RSA *rsa); 564 OSSL_DEPRECATEDIN_3_0 565 int RSA_meth_set_finish(RSA_METHOD *rsa, int (*finish) (RSA *rsa)); 566 OSSL_DEPRECATEDIN_3_0 567 int (*RSA_meth_get_sign(const RSA_METHOD *meth)) (int type, 568 const unsigned char *m, 569 unsigned int m_length, 570 unsigned char *sigret, 571 unsigned int *siglen, 572 const RSA *rsa); 573 OSSL_DEPRECATEDIN_3_0 574 int RSA_meth_set_sign(RSA_METHOD *rsa, 575 int (*sign) (int type, const unsigned char *m, 576 unsigned int m_length, 577 unsigned char *sigret, unsigned int *siglen, 578 const RSA *rsa)); 579 OSSL_DEPRECATEDIN_3_0 580 int (*RSA_meth_get_verify(const RSA_METHOD *meth)) (int dtype, 581 const unsigned char *m, 582 unsigned int m_length, 583 const unsigned char *sigbuf, 584 unsigned int siglen, 585 const RSA *rsa); 586 OSSL_DEPRECATEDIN_3_0 587 int RSA_meth_set_verify(RSA_METHOD *rsa, 588 int (*verify) (int dtype, const unsigned char *m, 589 unsigned int m_length, 590 const unsigned char *sigbuf, 591 unsigned int siglen, const RSA *rsa)); 592 OSSL_DEPRECATEDIN_3_0 593 int (*RSA_meth_get_keygen(const RSA_METHOD *meth)) (RSA *rsa, int bits, 594 BIGNUM *e, BN_GENCB *cb); 595 OSSL_DEPRECATEDIN_3_0 596 int RSA_meth_set_keygen(RSA_METHOD *rsa, 597 int (*keygen) (RSA *rsa, int bits, BIGNUM *e, 598 BN_GENCB *cb)); 599 OSSL_DEPRECATEDIN_3_0 600 int (*RSA_meth_get_multi_prime_keygen(const RSA_METHOD *meth)) (RSA *rsa, 601 int bits, 602 int primes, 603 BIGNUM *e, 604 BN_GENCB *cb); 605 OSSL_DEPRECATEDIN_3_0 606 int RSA_meth_set_multi_prime_keygen(RSA_METHOD *meth, 607 int (*keygen) (RSA *rsa, int bits, 608 int primes, BIGNUM *e, 609 BN_GENCB *cb)); 610 #endif /* !OPENSSL_NO_DEPRECATED_3_0 */ 611 612 # ifdef __cplusplus 613 } 614 # endif 615 #endif 616