2 * Copyright 1995-2018 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
55 # define RSA_F4 0x10001L
57 /* based on RFC 8017 appendix A.1.2 */
58 # define RSA_ASN1_VERSION_DEFAULT 0
59 # define RSA_ASN1_VERSION_MULTI 1
61 # define RSA_DEFAULT_PRIME_NUM 2
62 # endif /* OPENSSL_NO_DEPRECATED_3_0 */
64 /* Don't check pub/private match */
65 /* TODO(3.0): deprecate this? It is exposed for sls/t1_lib.c's use */
66 # define RSA_METHOD_FLAG_NO_CHECK 0x0001
68 # ifndef OPENSSL_NO_DEPRECATED_3_0
69 # define RSA_FLAG_CACHE_PUBLIC 0x0002
70 # define RSA_FLAG_CACHE_PRIVATE 0x0004
71 # define RSA_FLAG_BLINDING 0x0008
72 # define RSA_FLAG_THREAD_SAFE 0x0010
74 * This flag means the private key operations will be handled by rsa_mod_exp
75 * and that they do not depend on the private key components being present:
76 * for example a key stored in external hardware. Without this flag
77 * bn_mod_exp gets called when private key components are absent.
79 # define RSA_FLAG_EXT_PKEY 0x0020
82 * new with 0.9.6j and 0.9.7b; the built-in
83 * RSA implementation now uses blinding by
84 * default (ignoring RSA_FLAG_BLINDING),
85 * but other engines might not need it
87 # define RSA_FLAG_NO_BLINDING 0x0080
88 # endif /* OPENSSL_NO_DEPRECATED_3_0 */
90 * Does nothing. Previously this switched off constant time behaviour.
92 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
93 # define RSA_FLAG_NO_CONSTTIME 0x0000
95 /* deprecated name for the flag*/
97 * new with 0.9.7h; the built-in RSA
98 * implementation now uses constant time
99 * modular exponentiation for secret exponents
100 * by default. This flag causes the
101 * faster variable sliding window method to
102 * be used for all exponents.
104 # ifndef OPENSSL_NO_DEPRECATED_0_9_8
105 # define RSA_FLAG_NO_EXP_CONSTTIME RSA_FLAG_NO_CONSTTIME
108 int EVP_PKEY_CTX_set_rsa_padding(EVP_PKEY_CTX *ctx, int pad_mode);
109 int EVP_PKEY_CTX_get_rsa_padding(EVP_PKEY_CTX *ctx, int *pad_mode);
111 int EVP_PKEY_CTX_set_rsa_pss_saltlen(EVP_PKEY_CTX *ctx, int saltlen);
112 int EVP_PKEY_CTX_get_rsa_pss_saltlen(EVP_PKEY_CTX *ctx, int *saltlen);
114 int EVP_PKEY_CTX_set_rsa_keygen_bits(EVP_PKEY_CTX *ctx, int bits);
115 int EVP_PKEY_CTX_set_rsa_keygen_pubexp(EVP_PKEY_CTX *ctx, BIGNUM *pubexp);
116 int EVP_PKEY_CTX_set_rsa_keygen_primes(EVP_PKEY_CTX *ctx, int primes);
118 /* Salt length matches digest */
119 # define RSA_PSS_SALTLEN_DIGEST -1
120 /* Verify only: auto detect salt length */
121 # define RSA_PSS_SALTLEN_AUTO -2
122 /* Set salt length to maximum possible */
123 # define RSA_PSS_SALTLEN_MAX -3
124 /* Old compatible max salt length for sign only */
125 # define RSA_PSS_SALTLEN_MAX_SIGN -2
127 # define EVP_PKEY_CTX_set_rsa_pss_keygen_saltlen(ctx, len) \
128 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS, EVP_PKEY_OP_KEYGEN, \
129 EVP_PKEY_CTRL_RSA_PSS_SALTLEN, len, NULL)
131 int EVP_PKEY_CTX_set_rsa_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
132 int EVP_PKEY_CTX_set_rsa_mgf1_md_name(EVP_PKEY_CTX *ctx, const char *mdname,
133 const char *mdprops);
134 int EVP_PKEY_CTX_get_rsa_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
135 int EVP_PKEY_CTX_get_rsa_mgf1_md_name(EVP_PKEY_CTX *ctx, char *name,
138 # define EVP_PKEY_CTX_set_rsa_pss_keygen_mgf1_md(ctx, md) \
139 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS, EVP_PKEY_OP_KEYGEN, \
140 EVP_PKEY_CTRL_RSA_MGF1_MD, 0, (void *)(md))
142 int EVP_PKEY_CTX_set_rsa_oaep_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
143 int EVP_PKEY_CTX_set_rsa_oaep_md_name(EVP_PKEY_CTX *ctx, const char *mdname,
144 const char *mdprops);
145 int EVP_PKEY_CTX_get_rsa_oaep_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
146 int EVP_PKEY_CTX_get_rsa_oaep_md_name(EVP_PKEY_CTX *ctx, char *name,
148 int EVP_PKEY_CTX_set0_rsa_oaep_label(EVP_PKEY_CTX *ctx, void *label, int llen);
149 int EVP_PKEY_CTX_get0_rsa_oaep_label(EVP_PKEY_CTX *ctx, unsigned char **label);
151 # define EVP_PKEY_CTX_set_rsa_pss_keygen_md(ctx, md) \
152 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS, \
153 EVP_PKEY_OP_KEYGEN, EVP_PKEY_CTRL_MD, \
157 # define EVP_PKEY_CTRL_RSA_PADDING (EVP_PKEY_ALG_CTRL + 1)
158 # define EVP_PKEY_CTRL_RSA_PSS_SALTLEN (EVP_PKEY_ALG_CTRL + 2)
160 # define EVP_PKEY_CTRL_RSA_KEYGEN_BITS (EVP_PKEY_ALG_CTRL + 3)
161 # define EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP (EVP_PKEY_ALG_CTRL + 4)
162 # define EVP_PKEY_CTRL_RSA_MGF1_MD (EVP_PKEY_ALG_CTRL + 5)
164 # define EVP_PKEY_CTRL_GET_RSA_PADDING (EVP_PKEY_ALG_CTRL + 6)
165 # define EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN (EVP_PKEY_ALG_CTRL + 7)
166 # define EVP_PKEY_CTRL_GET_RSA_MGF1_MD (EVP_PKEY_ALG_CTRL + 8)
168 # define EVP_PKEY_CTRL_RSA_OAEP_MD (EVP_PKEY_ALG_CTRL + 9)
169 # define EVP_PKEY_CTRL_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 10)
171 # define EVP_PKEY_CTRL_GET_RSA_OAEP_MD (EVP_PKEY_ALG_CTRL + 11)
172 # define EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 12)
174 # define EVP_PKEY_CTRL_RSA_KEYGEN_PRIMES (EVP_PKEY_ALG_CTRL + 13)
176 # define RSA_PKCS1_PADDING 1
177 # define RSA_SSLV23_PADDING 2
178 # define RSA_NO_PADDING 3
179 # define RSA_PKCS1_OAEP_PADDING 4
180 # define RSA_X931_PADDING 5
183 # define RSA_PKCS1_PSS_PADDING 6
184 # define RSA_PKCS1_WITH_TLS_PADDING 7
186 # define RSA_PKCS1_PADDING_SIZE 11
188 # define RSA_set_app_data(s,arg) RSA_set_ex_data(s,0,arg)
189 # define RSA_get_app_data(s) RSA_get_ex_data(s,0)
192 DEPRECATEDIN_3_0(RSA *RSA_new_method(ENGINE *engine))
193 DEPRECATEDIN_3_0(int RSA_bits(const RSA *rsa))
194 DEPRECATEDIN_3_0(int RSA_size(const RSA *rsa))
195 DEPRECATEDIN_3_0(int RSA_security_bits(const RSA *rsa))
197 int RSA_set0_key(RSA *r, BIGNUM *n, BIGNUM *e, BIGNUM *d);
198 int RSA_set0_factors(RSA *r, BIGNUM *p, BIGNUM *q);
199 int RSA_set0_crt_params(RSA *r,BIGNUM *dmp1, BIGNUM *dmq1, BIGNUM *iqmp);
200 int RSA_set0_multi_prime_params(RSA *r, BIGNUM *primes[], BIGNUM *exps[],
201 BIGNUM *coeffs[], int pnum);
202 void RSA_get0_key(const RSA *r,
203 const BIGNUM **n, const BIGNUM **e, const BIGNUM **d);
204 void RSA_get0_factors(const RSA *r, const BIGNUM **p, const BIGNUM **q);
205 int RSA_get_multi_prime_extra_count(const RSA *r);
206 int RSA_get0_multi_prime_factors(const RSA *r, const BIGNUM *primes[]);
207 void RSA_get0_crt_params(const RSA *r,
208 const BIGNUM **dmp1, const BIGNUM **dmq1,
209 const BIGNUM **iqmp);
210 int RSA_get0_multi_prime_crt_params(const RSA *r, const BIGNUM *exps[],
211 const BIGNUM *coeffs[]);
212 const BIGNUM *RSA_get0_n(const RSA *d);
213 const BIGNUM *RSA_get0_e(const RSA *d);
214 const BIGNUM *RSA_get0_d(const RSA *d);
215 const BIGNUM *RSA_get0_p(const RSA *d);
216 const BIGNUM *RSA_get0_q(const RSA *d);
217 const BIGNUM *RSA_get0_dmp1(const RSA *r);
218 const BIGNUM *RSA_get0_dmq1(const RSA *r);
219 const BIGNUM *RSA_get0_iqmp(const RSA *r);
220 DEPRECATEDIN_3_0(const RSA_PSS_PARAMS *RSA_get0_pss_params(const RSA *r))
221 void RSA_clear_flags(RSA *r, int flags);
222 int RSA_test_flags(const RSA *r, int flags);
223 void RSA_set_flags(RSA *r, int flags);
224 DEPRECATEDIN_3_0(int RSA_get_version(RSA *r))
225 DEPRECATEDIN_3_0(ENGINE *RSA_get0_engine(const RSA *r))
227 /* Deprecated version */
228 DEPRECATEDIN_0_9_8(RSA *RSA_generate_key(int bits, unsigned long e, void
229 (*callback) (int, int, void *),
233 DEPRECATEDIN_3_0(int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e,
235 /* Multi-prime version */
236 DEPRECATEDIN_3_0(int RSA_generate_multi_prime_key(RSA *rsa, int bits,
237 int primes, BIGNUM *e,
240 DEPRECATEDIN_3_0(int RSA_X931_derive_ex(RSA *rsa, BIGNUM *p1, BIGNUM *p2,
241 BIGNUM *q1, BIGNUM *q2,
242 const BIGNUM *Xp1, const BIGNUM *Xp2,
243 const BIGNUM *Xp, const BIGNUM *Xq1,
244 const BIGNUM *Xq2, const BIGNUM *Xq,
245 const BIGNUM *e, BN_GENCB *cb))
246 DEPRECATEDIN_3_0(int RSA_X931_generate_key_ex(RSA *rsa, int bits,
247 const BIGNUM *e, BN_GENCB *cb))
249 DEPRECATEDIN_3_0(int RSA_check_key(const RSA *))
250 DEPRECATEDIN_3_0(int RSA_check_key_ex(const RSA *, BN_GENCB *cb))
251 /* next 4 return -1 on error */
252 DEPRECATEDIN_3_0(int RSA_public_encrypt(int flen, const unsigned char *from,
253 unsigned char *to, RSA *rsa,
255 DEPRECATEDIN_3_0(int RSA_private_encrypt(int flen, const unsigned char *from,
256 unsigned char *to, RSA *rsa,
258 DEPRECATEDIN_3_0(int RSA_public_decrypt(int flen, const unsigned char *from,
259 unsigned char *to, RSA *rsa,
261 DEPRECATEDIN_3_0(int RSA_private_decrypt(int flen, const unsigned char *from,
262 unsigned char *to, RSA *rsa,
264 void RSA_free(RSA *r);
265 /* "up" the RSA object's reference count */
266 int RSA_up_ref(RSA *r);
268 /* TODO(3.0): deprecate this one ssl/ssl_rsa.c can be changed to avoid it */
269 int RSA_flags(const RSA *r);
271 DEPRECATEDIN_3_0(void RSA_set_default_method(const RSA_METHOD *meth))
272 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_get_default_method(void))
273 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_null_method(void))
274 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_get_method(const RSA *rsa))
275 DEPRECATEDIN_3_0(int RSA_set_method(RSA *rsa, const RSA_METHOD *meth))
277 /* these are the actual RSA functions */
278 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_PKCS1_OpenSSL(void))
280 int RSA_pkey_ctx_ctrl(EVP_PKEY_CTX *ctx, int optype, int cmd, int p1, void *p2);
282 DECLARE_ASN1_ENCODE_FUNCTIONS_name(RSA, RSAPublicKey)
283 DECLARE_ASN1_ENCODE_FUNCTIONS_name(RSA, RSAPrivateKey)
285 struct rsa_pss_params_st {
286 X509_ALGOR *hashAlgorithm;
287 X509_ALGOR *maskGenAlgorithm;
288 ASN1_INTEGER *saltLength;
289 ASN1_INTEGER *trailerField;
290 /* Decoded hash algorithm from maskGenAlgorithm */
291 X509_ALGOR *maskHash;
294 DECLARE_ASN1_FUNCTIONS(RSA_PSS_PARAMS)
296 typedef struct rsa_oaep_params_st {
297 X509_ALGOR *hashFunc;
298 X509_ALGOR *maskGenFunc;
299 X509_ALGOR *pSourceFunc;
300 /* Decoded hash algorithm from maskGenFunc */
301 X509_ALGOR *maskHash;
304 DECLARE_ASN1_FUNCTIONS(RSA_OAEP_PARAMS)
306 # ifndef OPENSSL_NO_STDIO
307 DEPRECATEDIN_3_0(int RSA_print_fp(FILE *fp, const RSA *r, int offset))
310 DEPRECATEDIN_3_0(int RSA_print(BIO *bp, const RSA *r, int offset))
313 * The following 2 functions sign and verify a X509_SIG ASN1 object inside
314 * PKCS#1 padded RSA encryption
316 DEPRECATEDIN_3_0(int RSA_sign(int type, const unsigned char *m,
317 unsigned int m_length, unsigned char *sigret,
318 unsigned int *siglen, RSA *rsa))
319 DEPRECATEDIN_3_0(int RSA_verify(int type, const unsigned char *m,
320 unsigned int m_length,
321 const unsigned char *sigbuf,
322 unsigned int siglen, RSA *rsa))
325 * The following 2 function sign and verify a ASN1_OCTET_STRING object inside
326 * PKCS#1 padded RSA encryption
328 DEPRECATEDIN_3_0(int RSA_sign_ASN1_OCTET_STRING(int type,
329 const unsigned char *m,
330 unsigned int m_length,
331 unsigned char *sigret,
332 unsigned int *siglen, RSA *rsa))
333 DEPRECATEDIN_3_0(int RSA_verify_ASN1_OCTET_STRING(int type,
334 const unsigned char *m,
335 unsigned int m_length,
336 unsigned char *sigbuf,
340 /* TODO(3.0): figure out how to deprecate these two */
341 int RSA_blinding_on(RSA *rsa, BN_CTX *ctx);
342 void RSA_blinding_off(RSA *rsa);
343 DEPRECATEDIN_3_0(BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *ctx))
345 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_type_1(unsigned char *to, int tlen,
346 const unsigned char *f,
348 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
349 const unsigned char *f,
350 int fl, int rsa_len))
351 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_type_2(unsigned char *to, int tlen,
352 const unsigned char *f,
354 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
355 const unsigned char *f,
356 int fl, int rsa_len))
357 DEPRECATEDIN_3_0(int PKCS1_MGF1(unsigned char *mask, long len,
358 const unsigned char *seed, long seedlen,
360 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen,
361 const unsigned char *f, int fl,
362 const unsigned char *p, int pl))
363 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen,
364 const unsigned char *f,
366 const unsigned char *p,
368 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_OAEP_mgf1(unsigned char *to,
370 const unsigned char *from,
372 const unsigned char *param,
375 const EVP_MD *mgf1md))
376 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_OAEP_mgf1(unsigned char *to,
378 const unsigned char *from,
380 const unsigned char *param,
381 int plen, const EVP_MD *md,
382 const EVP_MD *mgf1md))
383 DEPRECATEDIN_3_0(int RSA_padding_add_SSLv23(unsigned char *to, int tlen,
384 const unsigned char *f, int fl))
385 DEPRECATEDIN_3_0(int RSA_padding_check_SSLv23(unsigned char *to, int tlen,
386 const unsigned char *f, int fl,
388 DEPRECATEDIN_3_0(int RSA_padding_add_none(unsigned char *to, int tlen,
389 const unsigned char *f, int fl))
390 DEPRECATEDIN_3_0(int RSA_padding_check_none(unsigned char *to, int tlen,
391 const unsigned char *f, int fl,
393 DEPRECATEDIN_3_0(int RSA_padding_add_X931(unsigned char *to, int tlen,
394 const unsigned char *f, int fl))
395 DEPRECATEDIN_3_0(int RSA_padding_check_X931(unsigned char *to, int tlen,
396 const unsigned char *f, int fl,
398 DEPRECATEDIN_3_0(int RSA_X931_hash_id(int nid))
400 DEPRECATEDIN_3_0(int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash,
402 const unsigned char *EM, int sLen))
403 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM,
404 const unsigned char *mHash,
405 const EVP_MD *Hash, int sLen))
407 DEPRECATEDIN_3_0(int RSA_verify_PKCS1_PSS_mgf1(RSA *rsa,
408 const unsigned char *mHash,
410 const EVP_MD *mgf1Hash,
411 const unsigned char *EM,
414 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_PSS_mgf1(RSA *rsa,
416 const unsigned char *mHash,
418 const EVP_MD *mgf1Hash,
421 # define RSA_get_ex_new_index(l, p, newf, dupf, freef) \
422 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_RSA, l, p, newf, dupf, freef)
423 DEPRECATEDIN_3_0(int RSA_set_ex_data(RSA *r, int idx, void *arg))
424 DEPRECATEDIN_3_0(void *RSA_get_ex_data(const RSA *r, int idx))
426 DECLARE_ASN1_DUP_FUNCTION_name(RSA, RSAPublicKey)
427 DECLARE_ASN1_DUP_FUNCTION_name(RSA, RSAPrivateKey)
429 # ifndef OPENSSL_NO_DEPRECATED_3_0
431 * If this flag is set the RSA method is FIPS compliant and can be used in
432 * FIPS mode. This is set in the validated module method. If an application
433 * sets this flag in its own methods it is its responsibility to ensure the
434 * result is compliant.
437 # define RSA_FLAG_FIPS_METHOD 0x0400
440 * If this flag is set the operations normally disabled in FIPS mode are
441 * permitted it is then the applications responsibility to ensure that the
442 * usage is compliant.
445 # define RSA_FLAG_NON_FIPS_ALLOW 0x0400
447 * Application has decided PRNG is good enough to generate a key: don't
450 # define RSA_FLAG_CHECKED 0x0800
451 # endif /* OPENSSL_NO_DEPRECATED_3_0 */
453 DEPRECATEDIN_3_0(RSA_METHOD *RSA_meth_new(const char *name, int flags))
454 DEPRECATEDIN_3_0(void RSA_meth_free(RSA_METHOD *meth))
455 DEPRECATEDIN_3_0(RSA_METHOD *RSA_meth_dup(const RSA_METHOD *meth))
456 DEPRECATEDIN_3_0(const char *RSA_meth_get0_name(const RSA_METHOD *meth))
457 DEPRECATEDIN_3_0(int RSA_meth_set1_name(RSA_METHOD *meth, const char *name))
458 DEPRECATEDIN_3_0(int RSA_meth_get_flags(const RSA_METHOD *meth))
459 DEPRECATEDIN_3_0(int RSA_meth_set_flags(RSA_METHOD *meth, int flags))
460 DEPRECATEDIN_3_0(void *RSA_meth_get0_app_data(const RSA_METHOD *meth))
461 DEPRECATEDIN_3_0(int RSA_meth_set0_app_data(RSA_METHOD *meth, void *app_data))
462 DEPRECATEDIN_3_0(int (*RSA_meth_get_pub_enc(const RSA_METHOD *meth))
463 (int flen, const unsigned char *from,
464 unsigned char *to, RSA *rsa, int padding))
465 DEPRECATEDIN_3_0(int RSA_meth_set_pub_enc(RSA_METHOD *rsa,
466 int (*pub_enc) (int flen, const unsigned char *from,
467 unsigned char *to, RSA *rsa,
469 DEPRECATEDIN_3_0(int (*RSA_meth_get_pub_dec(const RSA_METHOD *meth))
470 (int flen, const unsigned char *from,
471 unsigned char *to, RSA *rsa, int padding))
472 DEPRECATEDIN_3_0(int RSA_meth_set_pub_dec(RSA_METHOD *rsa,
473 int (*pub_dec) (int flen, const unsigned char *from,
474 unsigned char *to, RSA *rsa,
476 DEPRECATEDIN_3_0(int (*RSA_meth_get_priv_enc(const RSA_METHOD *meth))
477 (int flen, const unsigned char *from,
478 unsigned char *to, RSA *rsa, int padding))
479 DEPRECATEDIN_3_0(int RSA_meth_set_priv_enc(RSA_METHOD *rsa,
480 int (*priv_enc) (int flen, const unsigned char *from,
481 unsigned char *to, RSA *rsa,
483 DEPRECATEDIN_3_0(int (*RSA_meth_get_priv_dec(const RSA_METHOD *meth))
484 (int flen, const unsigned char *from,
485 unsigned char *to, RSA *rsa, int padding))
486 DEPRECATEDIN_3_0(int RSA_meth_set_priv_dec(RSA_METHOD *rsa,
487 int (*priv_dec) (int flen, const unsigned char *from,
488 unsigned char *to, RSA *rsa,
490 DEPRECATEDIN_3_0(int (*RSA_meth_get_mod_exp(const RSA_METHOD *meth))
491 (BIGNUM *r0, const BIGNUM *i, RSA *rsa, BN_CTX *ctx))
492 DEPRECATEDIN_3_0(int RSA_meth_set_mod_exp(RSA_METHOD *rsa,
493 int (*mod_exp) (BIGNUM *r0, const BIGNUM *i, RSA *rsa,
495 DEPRECATEDIN_3_0(int (*RSA_meth_get_bn_mod_exp(const RSA_METHOD *meth))
496 (BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
497 const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx))
498 DEPRECATEDIN_3_0(int RSA_meth_set_bn_mod_exp(RSA_METHOD *rsa,
499 int (*bn_mod_exp) (BIGNUM *r,
504 BN_MONT_CTX *m_ctx)))
505 DEPRECATEDIN_3_0(int (*RSA_meth_get_init(const RSA_METHOD *meth)) (RSA *rsa))
506 DEPRECATEDIN_3_0(int RSA_meth_set_init(RSA_METHOD *rsa, int (*init) (RSA *rsa)))
507 DEPRECATEDIN_3_0(int (*RSA_meth_get_finish(const RSA_METHOD *meth)) (RSA *rsa))
508 DEPRECATEDIN_3_0(int RSA_meth_set_finish(RSA_METHOD *rsa,
509 int (*finish) (RSA *rsa)))
510 DEPRECATEDIN_3_0(int (*RSA_meth_get_sign(const RSA_METHOD *meth))
512 const unsigned char *m, unsigned int m_length,
513 unsigned char *sigret, unsigned int *siglen,
515 DEPRECATEDIN_3_0(int RSA_meth_set_sign(RSA_METHOD *rsa,
516 int (*sign) (int type, const unsigned char *m,
517 unsigned int m_length,
518 unsigned char *sigret, unsigned int *siglen,
520 DEPRECATEDIN_3_0(int (*RSA_meth_get_verify(const RSA_METHOD *meth))
521 (int dtype, const unsigned char *m,
522 unsigned int m_length, const unsigned char *sigbuf,
523 unsigned int siglen, const RSA *rsa))
524 DEPRECATEDIN_3_0(int RSA_meth_set_verify(RSA_METHOD *rsa,
525 int (*verify) (int dtype, const unsigned char *m,
526 unsigned int m_length,
527 const unsigned char *sigbuf,
528 unsigned int siglen, const RSA *rsa)))
529 DEPRECATEDIN_3_0(int (*RSA_meth_get_keygen(const RSA_METHOD *meth))
530 (RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb))
531 DEPRECATEDIN_3_0(int RSA_meth_set_keygen(RSA_METHOD *rsa,
532 int (*keygen) (RSA *rsa, int bits, BIGNUM *e,
534 DEPRECATEDIN_3_0(int (*RSA_meth_get_multi_prime_keygen(const RSA_METHOD *meth))
535 (RSA *rsa, int bits, int primes, BIGNUM *e, BN_GENCB *cb))
536 DEPRECATEDIN_3_0(int RSA_meth_set_multi_prime_keygen(RSA_METHOD *meth,
537 int (*keygen) (RSA *rsa, int bits,
538 int primes, BIGNUM *e,