2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
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
11 # define OPENSSL_RSA_H
14 # include <openssl/macros.h>
15 # ifndef OPENSSL_NO_DEPRECATED_3_0
19 # include <openssl/opensslconf.h>
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>
29 # include <openssl/rsaerr.h>
30 # include <openssl/safestack.h>
36 # ifndef OPENSSL_RSA_MAX_MODULUS_BITS
37 # define OPENSSL_RSA_MAX_MODULUS_BITS 16384
40 # ifndef OPENSSL_NO_DEPRECATED_3_0
41 /* The types RSA and RSA_METHOD are defined in ossl_typ.h */
43 # define OPENSSL_RSA_FIPS_MIN_MODULUS_BITS 1024
45 # ifndef OPENSSL_RSA_SMALL_MODULUS_BITS
46 # define OPENSSL_RSA_SMALL_MODULUS_BITS 3072
49 /* exponent limit enforced for "large" modulus only */
50 # ifndef OPENSSL_RSA_MAX_PUBEXP_BITS
51 # define OPENSSL_RSA_MAX_PUBEXP_BITS 64
53 # endif /* OPENSSL_NO_DEPRECATED_3_0 */
56 # define RSA_F4 0x10001L
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
63 # define RSA_DEFAULT_PRIME_NUM 2
64 # endif /* OPENSSL_NO_DEPRECATED_3_0 */
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
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
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.
81 # define RSA_FLAG_EXT_PKEY 0x0020
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
89 # define RSA_FLAG_NO_BLINDING 0x0080
90 # endif /* OPENSSL_NO_DEPRECATED_3_0 */
92 * Does nothing. Previously this switched off constant time behaviour.
94 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
95 # define RSA_FLAG_NO_CONSTTIME 0x0000
97 /* deprecated name for the flag*/
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.
106 # ifndef OPENSSL_NO_DEPRECATED_0_9_8
107 # define RSA_FLAG_NO_EXP_CONSTTIME RSA_FLAG_NO_CONSTTIME
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)
121 * 4 bits allow for 16 types
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
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);
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);
134 int EVP_PKEY_CTX_set_rsa_keygen_bits(EVP_PKEY_CTX *ctx, int bits);
135 int EVP_PKEY_CTX_set_rsa_keygen_pubexp(EVP_PKEY_CTX *ctx, BIGNUM *pubexp);
136 int EVP_PKEY_CTX_set_rsa_keygen_primes(EVP_PKEY_CTX *ctx, int primes);
137 int EVP_PKEY_CTX_set_rsa_pss_keygen_saltlen(EVP_PKEY_CTX *ctx, int saltlen);
139 /* Salt length matches digest */
140 # define RSA_PSS_SALTLEN_DIGEST -1
141 /* Verify only: auto detect salt length */
142 # define RSA_PSS_SALTLEN_AUTO -2
143 /* Set salt length to maximum possible */
144 # define RSA_PSS_SALTLEN_MAX -3
145 /* Old compatible max salt length for sign only */
146 # define RSA_PSS_SALTLEN_MAX_SIGN -2
148 int EVP_PKEY_CTX_set_rsa_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
149 int EVP_PKEY_CTX_set_rsa_mgf1_md_name(EVP_PKEY_CTX *ctx, const char *mdname,
150 const char *mdprops);
151 int EVP_PKEY_CTX_get_rsa_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
152 int EVP_PKEY_CTX_get_rsa_mgf1_md_name(EVP_PKEY_CTX *ctx, char *name,
154 int EVP_PKEY_CTX_set_rsa_pss_keygen_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
155 int EVP_PKEY_CTX_set_rsa_pss_keygen_mgf1_md_name(EVP_PKEY_CTX *ctx,
158 int EVP_PKEY_CTX_set_rsa_oaep_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
159 int EVP_PKEY_CTX_set_rsa_oaep_md_name(EVP_PKEY_CTX *ctx, const char *mdname,
160 const char *mdprops);
161 int EVP_PKEY_CTX_get_rsa_oaep_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
162 int EVP_PKEY_CTX_get_rsa_oaep_md_name(EVP_PKEY_CTX *ctx, char *name,
164 int EVP_PKEY_CTX_set0_rsa_oaep_label(EVP_PKEY_CTX *ctx, void *label, int llen);
165 int EVP_PKEY_CTX_get0_rsa_oaep_label(EVP_PKEY_CTX *ctx, unsigned char **label);
167 # define EVP_PKEY_CTX_set_rsa_pss_keygen_md(ctx, md) \
168 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS, \
169 EVP_PKEY_OP_KEYGEN, EVP_PKEY_CTRL_MD, \
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)
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)
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)
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)
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)
190 # define EVP_PKEY_CTRL_RSA_KEYGEN_PRIMES (EVP_PKEY_ALG_CTRL + 13)
192 # define RSA_PKCS1_PADDING 1
193 # define RSA_SSLV23_PADDING 2
194 # define RSA_NO_PADDING 3
195 # define RSA_PKCS1_OAEP_PADDING 4
196 # define RSA_X931_PADDING 5
199 # define RSA_PKCS1_PSS_PADDING 6
200 # define RSA_PKCS1_WITH_TLS_PADDING 7
202 # define RSA_PKCS1_PADDING_SIZE 11
204 # define RSA_set_app_data(s,arg) RSA_set_ex_data(s,0,arg)
205 # define RSA_get_app_data(s) RSA_get_ex_data(s,0)
208 DEPRECATEDIN_3_0(RSA *RSA_new_method(ENGINE *engine))
209 int RSA_bits(const RSA *rsa);
210 DEPRECATEDIN_3_0(int RSA_size(const RSA *rsa))
211 DEPRECATEDIN_3_0(int RSA_security_bits(const RSA *rsa))
213 int RSA_set0_key(RSA *r, BIGNUM *n, BIGNUM *e, BIGNUM *d);
214 int RSA_set0_factors(RSA *r, BIGNUM *p, BIGNUM *q);
215 int RSA_set0_crt_params(RSA *r,BIGNUM *dmp1, BIGNUM *dmq1, BIGNUM *iqmp);
216 int RSA_set0_multi_prime_params(RSA *r, BIGNUM *primes[], BIGNUM *exps[],
217 BIGNUM *coeffs[], int pnum);
218 void RSA_get0_key(const RSA *r,
219 const BIGNUM **n, const BIGNUM **e, const BIGNUM **d);
220 void RSA_get0_factors(const RSA *r, const BIGNUM **p, const BIGNUM **q);
221 int RSA_get_multi_prime_extra_count(const RSA *r);
222 int RSA_get0_multi_prime_factors(const RSA *r, const BIGNUM *primes[]);
223 void RSA_get0_crt_params(const RSA *r,
224 const BIGNUM **dmp1, const BIGNUM **dmq1,
225 const BIGNUM **iqmp);
226 int RSA_get0_multi_prime_crt_params(const RSA *r, const BIGNUM *exps[],
227 const BIGNUM *coeffs[]);
228 const BIGNUM *RSA_get0_n(const RSA *d);
229 const BIGNUM *RSA_get0_e(const RSA *d);
230 const BIGNUM *RSA_get0_d(const RSA *d);
231 const BIGNUM *RSA_get0_p(const RSA *d);
232 const BIGNUM *RSA_get0_q(const RSA *d);
233 const BIGNUM *RSA_get0_dmp1(const RSA *r);
234 const BIGNUM *RSA_get0_dmq1(const RSA *r);
235 const BIGNUM *RSA_get0_iqmp(const RSA *r);
236 DEPRECATEDIN_3_0(const RSA_PSS_PARAMS *RSA_get0_pss_params(const RSA *r))
237 void RSA_clear_flags(RSA *r, int flags);
238 int RSA_test_flags(const RSA *r, int flags);
239 void RSA_set_flags(RSA *r, int flags);
240 DEPRECATEDIN_3_0(int RSA_get_version(RSA *r))
241 DEPRECATEDIN_3_0(ENGINE *RSA_get0_engine(const RSA *r))
243 /* Deprecated version */
244 DEPRECATEDIN_0_9_8(RSA *RSA_generate_key(int bits, unsigned long e, void
245 (*callback) (int, int, void *),
249 DEPRECATEDIN_3_0(int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e,
251 /* Multi-prime version */
252 DEPRECATEDIN_3_0(int RSA_generate_multi_prime_key(RSA *rsa, int bits,
253 int primes, BIGNUM *e,
256 DEPRECATEDIN_3_0(int RSA_X931_derive_ex(RSA *rsa, BIGNUM *p1, BIGNUM *p2,
257 BIGNUM *q1, BIGNUM *q2,
258 const BIGNUM *Xp1, const BIGNUM *Xp2,
259 const BIGNUM *Xp, const BIGNUM *Xq1,
260 const BIGNUM *Xq2, const BIGNUM *Xq,
261 const BIGNUM *e, BN_GENCB *cb))
262 DEPRECATEDIN_3_0(int RSA_X931_generate_key_ex(RSA *rsa, int bits,
263 const BIGNUM *e, BN_GENCB *cb))
265 DEPRECATEDIN_3_0(int RSA_check_key(const RSA *))
266 DEPRECATEDIN_3_0(int RSA_check_key_ex(const RSA *, BN_GENCB *cb))
267 /* next 4 return -1 on error */
268 DEPRECATEDIN_3_0(int RSA_public_encrypt(int flen, const unsigned char *from,
269 unsigned char *to, RSA *rsa,
271 DEPRECATEDIN_3_0(int RSA_private_encrypt(int flen, const unsigned char *from,
272 unsigned char *to, RSA *rsa,
274 DEPRECATEDIN_3_0(int RSA_public_decrypt(int flen, const unsigned char *from,
275 unsigned char *to, RSA *rsa,
277 DEPRECATEDIN_3_0(int RSA_private_decrypt(int flen, const unsigned char *from,
278 unsigned char *to, RSA *rsa,
280 void RSA_free(RSA *r);
281 /* "up" the RSA object's reference count */
282 int RSA_up_ref(RSA *r);
284 /* TODO(3.0): deprecate this one ssl/ssl_rsa.c can be changed to avoid it */
285 int RSA_flags(const RSA *r);
287 DEPRECATEDIN_3_0(void RSA_set_default_method(const RSA_METHOD *meth))
288 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_get_default_method(void))
289 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_null_method(void))
290 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_get_method(const RSA *rsa))
291 DEPRECATEDIN_3_0(int RSA_set_method(RSA *rsa, const RSA_METHOD *meth))
293 /* these are the actual RSA functions */
294 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_PKCS1_OpenSSL(void))
296 int RSA_pkey_ctx_ctrl(EVP_PKEY_CTX *ctx, int optype, int cmd, int p1, void *p2);
298 DECLARE_ASN1_ENCODE_FUNCTIONS_name(RSA, RSAPublicKey)
299 DECLARE_ASN1_ENCODE_FUNCTIONS_name(RSA, RSAPrivateKey)
301 struct rsa_pss_params_st {
302 X509_ALGOR *hashAlgorithm;
303 X509_ALGOR *maskGenAlgorithm;
304 ASN1_INTEGER *saltLength;
305 ASN1_INTEGER *trailerField;
306 /* Decoded hash algorithm from maskGenAlgorithm */
307 X509_ALGOR *maskHash;
310 DECLARE_ASN1_FUNCTIONS(RSA_PSS_PARAMS)
312 typedef struct rsa_oaep_params_st {
313 X509_ALGOR *hashFunc;
314 X509_ALGOR *maskGenFunc;
315 X509_ALGOR *pSourceFunc;
316 /* Decoded hash algorithm from maskGenFunc */
317 X509_ALGOR *maskHash;
320 DECLARE_ASN1_FUNCTIONS(RSA_OAEP_PARAMS)
322 # ifndef OPENSSL_NO_STDIO
323 DEPRECATEDIN_3_0(int RSA_print_fp(FILE *fp, const RSA *r, int offset))
326 DEPRECATEDIN_3_0(int RSA_print(BIO *bp, const RSA *r, int offset))
329 * The following 2 functions sign and verify a X509_SIG ASN1 object inside
330 * PKCS#1 padded RSA encryption
332 DEPRECATEDIN_3_0(int RSA_sign(int type, const unsigned char *m,
333 unsigned int m_length, unsigned char *sigret,
334 unsigned int *siglen, RSA *rsa))
335 DEPRECATEDIN_3_0(int RSA_verify(int type, const unsigned char *m,
336 unsigned int m_length,
337 const unsigned char *sigbuf,
338 unsigned int siglen, RSA *rsa))
341 * The following 2 function sign and verify a ASN1_OCTET_STRING object inside
342 * PKCS#1 padded RSA encryption
344 DEPRECATEDIN_3_0(int RSA_sign_ASN1_OCTET_STRING(int type,
345 const unsigned char *m,
346 unsigned int m_length,
347 unsigned char *sigret,
348 unsigned int *siglen, RSA *rsa))
349 DEPRECATEDIN_3_0(int RSA_verify_ASN1_OCTET_STRING(int type,
350 const unsigned char *m,
351 unsigned int m_length,
352 unsigned char *sigbuf,
356 /* TODO(3.0): figure out how to deprecate these two */
357 int RSA_blinding_on(RSA *rsa, BN_CTX *ctx);
358 void RSA_blinding_off(RSA *rsa);
359 DEPRECATEDIN_3_0(BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *ctx))
361 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_type_1(unsigned char *to, int tlen,
362 const unsigned char *f,
364 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
365 const unsigned char *f,
366 int fl, int rsa_len))
367 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_type_2(unsigned char *to, int tlen,
368 const unsigned char *f,
370 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
371 const unsigned char *f,
372 int fl, int rsa_len))
373 DEPRECATEDIN_3_0(int PKCS1_MGF1(unsigned char *mask, long len,
374 const unsigned char *seed, long seedlen,
376 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen,
377 const unsigned char *f, int fl,
378 const unsigned char *p, int pl))
379 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen,
380 const unsigned char *f,
382 const unsigned char *p,
384 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_OAEP_mgf1(unsigned char *to,
386 const unsigned char *from,
388 const unsigned char *param,
391 const EVP_MD *mgf1md))
392 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_OAEP_mgf1(unsigned char *to,
394 const unsigned char *from,
396 const unsigned char *param,
397 int plen, const EVP_MD *md,
398 const EVP_MD *mgf1md))
399 DEPRECATEDIN_3_0(int RSA_padding_add_SSLv23(unsigned char *to, int tlen,
400 const unsigned char *f, int fl))
401 DEPRECATEDIN_3_0(int RSA_padding_check_SSLv23(unsigned char *to, int tlen,
402 const unsigned char *f, int fl,
404 DEPRECATEDIN_3_0(int RSA_padding_add_none(unsigned char *to, int tlen,
405 const unsigned char *f, int fl))
406 DEPRECATEDIN_3_0(int RSA_padding_check_none(unsigned char *to, int tlen,
407 const unsigned char *f, int fl,
409 DEPRECATEDIN_3_0(int RSA_padding_add_X931(unsigned char *to, int tlen,
410 const unsigned char *f, int fl))
411 DEPRECATEDIN_3_0(int RSA_padding_check_X931(unsigned char *to, int tlen,
412 const unsigned char *f, int fl,
414 DEPRECATEDIN_3_0(int RSA_X931_hash_id(int nid))
416 DEPRECATEDIN_3_0(int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash,
418 const unsigned char *EM, int sLen))
419 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM,
420 const unsigned char *mHash,
421 const EVP_MD *Hash, int sLen))
423 DEPRECATEDIN_3_0(int RSA_verify_PKCS1_PSS_mgf1(RSA *rsa,
424 const unsigned char *mHash,
426 const EVP_MD *mgf1Hash,
427 const unsigned char *EM,
430 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_PSS_mgf1(RSA *rsa,
432 const unsigned char *mHash,
434 const EVP_MD *mgf1Hash,
437 # define RSA_get_ex_new_index(l, p, newf, dupf, freef) \
438 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_RSA, l, p, newf, dupf, freef)
439 DEPRECATEDIN_3_0(int RSA_set_ex_data(RSA *r, int idx, void *arg))
440 DEPRECATEDIN_3_0(void *RSA_get_ex_data(const RSA *r, int idx))
442 DECLARE_ASN1_DUP_FUNCTION_name(RSA, RSAPublicKey)
443 DECLARE_ASN1_DUP_FUNCTION_name(RSA, RSAPrivateKey)
445 # ifndef OPENSSL_NO_DEPRECATED_3_0
447 * If this flag is set the RSA method is FIPS compliant and can be used in
448 * FIPS mode. This is set in the validated module method. If an application
449 * sets this flag in its own methods it is its responsibility to ensure the
450 * result is compliant.
453 # define RSA_FLAG_FIPS_METHOD 0x0400
456 * If this flag is set the operations normally disabled in FIPS mode are
457 * permitted it is then the applications responsibility to ensure that the
458 * usage is compliant.
461 # define RSA_FLAG_NON_FIPS_ALLOW 0x0400
463 * Application has decided PRNG is good enough to generate a key: don't
466 # define RSA_FLAG_CHECKED 0x0800
467 # endif /* OPENSSL_NO_DEPRECATED_3_0 */
469 DEPRECATEDIN_3_0(RSA_METHOD *RSA_meth_new(const char *name, int flags))
470 DEPRECATEDIN_3_0(void RSA_meth_free(RSA_METHOD *meth))
471 DEPRECATEDIN_3_0(RSA_METHOD *RSA_meth_dup(const RSA_METHOD *meth))
472 DEPRECATEDIN_3_0(const char *RSA_meth_get0_name(const RSA_METHOD *meth))
473 DEPRECATEDIN_3_0(int RSA_meth_set1_name(RSA_METHOD *meth, const char *name))
474 DEPRECATEDIN_3_0(int RSA_meth_get_flags(const RSA_METHOD *meth))
475 DEPRECATEDIN_3_0(int RSA_meth_set_flags(RSA_METHOD *meth, int flags))
476 DEPRECATEDIN_3_0(void *RSA_meth_get0_app_data(const RSA_METHOD *meth))
477 DEPRECATEDIN_3_0(int RSA_meth_set0_app_data(RSA_METHOD *meth, void *app_data))
478 DEPRECATEDIN_3_0(int (*RSA_meth_get_pub_enc(const RSA_METHOD *meth))
479 (int flen, const unsigned char *from,
480 unsigned char *to, RSA *rsa, int padding))
481 DEPRECATEDIN_3_0(int RSA_meth_set_pub_enc(RSA_METHOD *rsa,
482 int (*pub_enc) (int flen, const unsigned char *from,
483 unsigned char *to, RSA *rsa,
485 DEPRECATEDIN_3_0(int (*RSA_meth_get_pub_dec(const RSA_METHOD *meth))
486 (int flen, const unsigned char *from,
487 unsigned char *to, RSA *rsa, int padding))
488 DEPRECATEDIN_3_0(int RSA_meth_set_pub_dec(RSA_METHOD *rsa,
489 int (*pub_dec) (int flen, const unsigned char *from,
490 unsigned char *to, RSA *rsa,
492 DEPRECATEDIN_3_0(int (*RSA_meth_get_priv_enc(const RSA_METHOD *meth))
493 (int flen, const unsigned char *from,
494 unsigned char *to, RSA *rsa, int padding))
495 DEPRECATEDIN_3_0(int RSA_meth_set_priv_enc(RSA_METHOD *rsa,
496 int (*priv_enc) (int flen, const unsigned char *from,
497 unsigned char *to, RSA *rsa,
499 DEPRECATEDIN_3_0(int (*RSA_meth_get_priv_dec(const RSA_METHOD *meth))
500 (int flen, const unsigned char *from,
501 unsigned char *to, RSA *rsa, int padding))
502 DEPRECATEDIN_3_0(int RSA_meth_set_priv_dec(RSA_METHOD *rsa,
503 int (*priv_dec) (int flen, const unsigned char *from,
504 unsigned char *to, RSA *rsa,
506 DEPRECATEDIN_3_0(int (*RSA_meth_get_mod_exp(const RSA_METHOD *meth))
507 (BIGNUM *r0, const BIGNUM *i, RSA *rsa, BN_CTX *ctx))
508 DEPRECATEDIN_3_0(int RSA_meth_set_mod_exp(RSA_METHOD *rsa,
509 int (*mod_exp) (BIGNUM *r0, const BIGNUM *i, RSA *rsa,
511 DEPRECATEDIN_3_0(int (*RSA_meth_get_bn_mod_exp(const RSA_METHOD *meth))
512 (BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
513 const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx))
514 DEPRECATEDIN_3_0(int RSA_meth_set_bn_mod_exp(RSA_METHOD *rsa,
515 int (*bn_mod_exp) (BIGNUM *r,
520 BN_MONT_CTX *m_ctx)))
521 DEPRECATEDIN_3_0(int (*RSA_meth_get_init(const RSA_METHOD *meth)) (RSA *rsa))
522 DEPRECATEDIN_3_0(int RSA_meth_set_init(RSA_METHOD *rsa, int (*init) (RSA *rsa)))
523 DEPRECATEDIN_3_0(int (*RSA_meth_get_finish(const RSA_METHOD *meth)) (RSA *rsa))
524 DEPRECATEDIN_3_0(int RSA_meth_set_finish(RSA_METHOD *rsa,
525 int (*finish) (RSA *rsa)))
526 DEPRECATEDIN_3_0(int (*RSA_meth_get_sign(const RSA_METHOD *meth))
528 const unsigned char *m, unsigned int m_length,
529 unsigned char *sigret, unsigned int *siglen,
531 DEPRECATEDIN_3_0(int RSA_meth_set_sign(RSA_METHOD *rsa,
532 int (*sign) (int type, const unsigned char *m,
533 unsigned int m_length,
534 unsigned char *sigret, unsigned int *siglen,
536 DEPRECATEDIN_3_0(int (*RSA_meth_get_verify(const RSA_METHOD *meth))
537 (int dtype, const unsigned char *m,
538 unsigned int m_length, const unsigned char *sigbuf,
539 unsigned int siglen, const RSA *rsa))
540 DEPRECATEDIN_3_0(int RSA_meth_set_verify(RSA_METHOD *rsa,
541 int (*verify) (int dtype, const unsigned char *m,
542 unsigned int m_length,
543 const unsigned char *sigbuf,
544 unsigned int siglen, const RSA *rsa)))
545 DEPRECATEDIN_3_0(int (*RSA_meth_get_keygen(const RSA_METHOD *meth))
546 (RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb))
547 DEPRECATEDIN_3_0(int RSA_meth_set_keygen(RSA_METHOD *rsa,
548 int (*keygen) (RSA *rsa, int bits, BIGNUM *e,
550 DEPRECATEDIN_3_0(int (*RSA_meth_get_multi_prime_keygen(const RSA_METHOD *meth))
551 (RSA *rsa, int bits, int primes, BIGNUM *e, BN_GENCB *cb))
552 DEPRECATEDIN_3_0(int RSA_meth_set_multi_prime_keygen(RSA_METHOD *meth,
553 int (*keygen) (RSA *rsa, int bits,
554 int primes, BIGNUM *e,