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
110 int EVP_PKEY_CTX_set_rsa_padding(EVP_PKEY_CTX *ctx, int pad_mode);
111 int EVP_PKEY_CTX_get_rsa_padding(EVP_PKEY_CTX *ctx, int *pad_mode);
113 int EVP_PKEY_CTX_set_rsa_pss_saltlen(EVP_PKEY_CTX *ctx, int saltlen);
114 int EVP_PKEY_CTX_get_rsa_pss_saltlen(EVP_PKEY_CTX *ctx, int *saltlen);
116 int EVP_PKEY_CTX_set_rsa_keygen_bits(EVP_PKEY_CTX *ctx, int bits);
117 int EVP_PKEY_CTX_set_rsa_keygen_pubexp(EVP_PKEY_CTX *ctx, BIGNUM *pubexp);
118 int EVP_PKEY_CTX_set_rsa_keygen_primes(EVP_PKEY_CTX *ctx, int primes);
120 /* Salt length matches digest */
121 # define RSA_PSS_SALTLEN_DIGEST -1
122 /* Verify only: auto detect salt length */
123 # define RSA_PSS_SALTLEN_AUTO -2
124 /* Set salt length to maximum possible */
125 # define RSA_PSS_SALTLEN_MAX -3
126 /* Old compatible max salt length for sign only */
127 # define RSA_PSS_SALTLEN_MAX_SIGN -2
129 # define EVP_PKEY_CTX_set_rsa_pss_keygen_saltlen(ctx, len) \
130 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS, EVP_PKEY_OP_KEYGEN, \
131 EVP_PKEY_CTRL_RSA_PSS_SALTLEN, len, NULL)
133 int EVP_PKEY_CTX_set_rsa_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
134 int EVP_PKEY_CTX_set_rsa_mgf1_md_name(EVP_PKEY_CTX *ctx, const char *mdname,
135 const char *mdprops);
136 int EVP_PKEY_CTX_get_rsa_mgf1_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
137 int EVP_PKEY_CTX_get_rsa_mgf1_md_name(EVP_PKEY_CTX *ctx, char *name,
140 # define EVP_PKEY_CTX_set_rsa_pss_keygen_mgf1_md(ctx, md) \
141 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS, EVP_PKEY_OP_KEYGEN, \
142 EVP_PKEY_CTRL_RSA_MGF1_MD, 0, (void *)(md))
144 int EVP_PKEY_CTX_set_rsa_oaep_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
145 int EVP_PKEY_CTX_set_rsa_oaep_md_name(EVP_PKEY_CTX *ctx, const char *mdname,
146 const char *mdprops);
147 int EVP_PKEY_CTX_get_rsa_oaep_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
148 int EVP_PKEY_CTX_get_rsa_oaep_md_name(EVP_PKEY_CTX *ctx, char *name,
150 int EVP_PKEY_CTX_set0_rsa_oaep_label(EVP_PKEY_CTX *ctx, void *label, int llen);
151 int EVP_PKEY_CTX_get0_rsa_oaep_label(EVP_PKEY_CTX *ctx, unsigned char **label);
153 # define EVP_PKEY_CTX_set_rsa_pss_keygen_md(ctx, md) \
154 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS, \
155 EVP_PKEY_OP_KEYGEN, EVP_PKEY_CTRL_MD, \
159 # define EVP_PKEY_CTRL_RSA_PADDING (EVP_PKEY_ALG_CTRL + 1)
160 # define EVP_PKEY_CTRL_RSA_PSS_SALTLEN (EVP_PKEY_ALG_CTRL + 2)
162 # define EVP_PKEY_CTRL_RSA_KEYGEN_BITS (EVP_PKEY_ALG_CTRL + 3)
163 # define EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP (EVP_PKEY_ALG_CTRL + 4)
164 # define EVP_PKEY_CTRL_RSA_MGF1_MD (EVP_PKEY_ALG_CTRL + 5)
166 # define EVP_PKEY_CTRL_GET_RSA_PADDING (EVP_PKEY_ALG_CTRL + 6)
167 # define EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN (EVP_PKEY_ALG_CTRL + 7)
168 # define EVP_PKEY_CTRL_GET_RSA_MGF1_MD (EVP_PKEY_ALG_CTRL + 8)
170 # define EVP_PKEY_CTRL_RSA_OAEP_MD (EVP_PKEY_ALG_CTRL + 9)
171 # define EVP_PKEY_CTRL_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 10)
173 # define EVP_PKEY_CTRL_GET_RSA_OAEP_MD (EVP_PKEY_ALG_CTRL + 11)
174 # define EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 12)
176 # define EVP_PKEY_CTRL_RSA_KEYGEN_PRIMES (EVP_PKEY_ALG_CTRL + 13)
178 # define RSA_PKCS1_PADDING 1
179 # define RSA_SSLV23_PADDING 2
180 # define RSA_NO_PADDING 3
181 # define RSA_PKCS1_OAEP_PADDING 4
182 # define RSA_X931_PADDING 5
185 # define RSA_PKCS1_PSS_PADDING 6
186 # define RSA_PKCS1_WITH_TLS_PADDING 7
188 # define RSA_PKCS1_PADDING_SIZE 11
190 # define RSA_set_app_data(s,arg) RSA_set_ex_data(s,0,arg)
191 # define RSA_get_app_data(s) RSA_get_ex_data(s,0)
194 DEPRECATEDIN_3_0(RSA *RSA_new_method(ENGINE *engine))
195 DEPRECATEDIN_3_0(int RSA_bits(const RSA *rsa))
196 DEPRECATEDIN_3_0(int RSA_size(const RSA *rsa))
197 DEPRECATEDIN_3_0(int RSA_security_bits(const RSA *rsa))
199 int RSA_set0_key(RSA *r, BIGNUM *n, BIGNUM *e, BIGNUM *d);
200 int RSA_set0_factors(RSA *r, BIGNUM *p, BIGNUM *q);
201 int RSA_set0_crt_params(RSA *r,BIGNUM *dmp1, BIGNUM *dmq1, BIGNUM *iqmp);
202 int RSA_set0_multi_prime_params(RSA *r, BIGNUM *primes[], BIGNUM *exps[],
203 BIGNUM *coeffs[], int pnum);
204 void RSA_get0_key(const RSA *r,
205 const BIGNUM **n, const BIGNUM **e, const BIGNUM **d);
206 void RSA_get0_factors(const RSA *r, const BIGNUM **p, const BIGNUM **q);
207 int RSA_get_multi_prime_extra_count(const RSA *r);
208 int RSA_get0_multi_prime_factors(const RSA *r, const BIGNUM *primes[]);
209 void RSA_get0_crt_params(const RSA *r,
210 const BIGNUM **dmp1, const BIGNUM **dmq1,
211 const BIGNUM **iqmp);
212 int RSA_get0_multi_prime_crt_params(const RSA *r, const BIGNUM *exps[],
213 const BIGNUM *coeffs[]);
214 const BIGNUM *RSA_get0_n(const RSA *d);
215 const BIGNUM *RSA_get0_e(const RSA *d);
216 const BIGNUM *RSA_get0_d(const RSA *d);
217 const BIGNUM *RSA_get0_p(const RSA *d);
218 const BIGNUM *RSA_get0_q(const RSA *d);
219 const BIGNUM *RSA_get0_dmp1(const RSA *r);
220 const BIGNUM *RSA_get0_dmq1(const RSA *r);
221 const BIGNUM *RSA_get0_iqmp(const RSA *r);
222 DEPRECATEDIN_3_0(const RSA_PSS_PARAMS *RSA_get0_pss_params(const RSA *r))
223 void RSA_clear_flags(RSA *r, int flags);
224 int RSA_test_flags(const RSA *r, int flags);
225 void RSA_set_flags(RSA *r, int flags);
226 DEPRECATEDIN_3_0(int RSA_get_version(RSA *r))
227 DEPRECATEDIN_3_0(ENGINE *RSA_get0_engine(const RSA *r))
229 /* Deprecated version */
230 DEPRECATEDIN_0_9_8(RSA *RSA_generate_key(int bits, unsigned long e, void
231 (*callback) (int, int, void *),
235 DEPRECATEDIN_3_0(int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e,
237 /* Multi-prime version */
238 DEPRECATEDIN_3_0(int RSA_generate_multi_prime_key(RSA *rsa, int bits,
239 int primes, BIGNUM *e,
242 DEPRECATEDIN_3_0(int RSA_X931_derive_ex(RSA *rsa, BIGNUM *p1, BIGNUM *p2,
243 BIGNUM *q1, BIGNUM *q2,
244 const BIGNUM *Xp1, const BIGNUM *Xp2,
245 const BIGNUM *Xp, const BIGNUM *Xq1,
246 const BIGNUM *Xq2, const BIGNUM *Xq,
247 const BIGNUM *e, BN_GENCB *cb))
248 DEPRECATEDIN_3_0(int RSA_X931_generate_key_ex(RSA *rsa, int bits,
249 const BIGNUM *e, BN_GENCB *cb))
251 DEPRECATEDIN_3_0(int RSA_check_key(const RSA *))
252 DEPRECATEDIN_3_0(int RSA_check_key_ex(const RSA *, BN_GENCB *cb))
253 /* next 4 return -1 on error */
254 DEPRECATEDIN_3_0(int RSA_public_encrypt(int flen, const unsigned char *from,
255 unsigned char *to, RSA *rsa,
257 DEPRECATEDIN_3_0(int RSA_private_encrypt(int flen, const unsigned char *from,
258 unsigned char *to, RSA *rsa,
260 DEPRECATEDIN_3_0(int RSA_public_decrypt(int flen, const unsigned char *from,
261 unsigned char *to, RSA *rsa,
263 DEPRECATEDIN_3_0(int RSA_private_decrypt(int flen, const unsigned char *from,
264 unsigned char *to, RSA *rsa,
266 void RSA_free(RSA *r);
267 /* "up" the RSA object's reference count */
268 int RSA_up_ref(RSA *r);
270 /* TODO(3.0): deprecate this one ssl/ssl_rsa.c can be changed to avoid it */
271 int RSA_flags(const RSA *r);
273 DEPRECATEDIN_3_0(void RSA_set_default_method(const RSA_METHOD *meth))
274 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_get_default_method(void))
275 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_null_method(void))
276 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_get_method(const RSA *rsa))
277 DEPRECATEDIN_3_0(int RSA_set_method(RSA *rsa, const RSA_METHOD *meth))
279 /* these are the actual RSA functions */
280 DEPRECATEDIN_3_0(const RSA_METHOD *RSA_PKCS1_OpenSSL(void))
282 int RSA_pkey_ctx_ctrl(EVP_PKEY_CTX *ctx, int optype, int cmd, int p1, void *p2);
284 DECLARE_ASN1_ENCODE_FUNCTIONS_name(RSA, RSAPublicKey)
285 DECLARE_ASN1_ENCODE_FUNCTIONS_name(RSA, RSAPrivateKey)
287 struct rsa_pss_params_st {
288 X509_ALGOR *hashAlgorithm;
289 X509_ALGOR *maskGenAlgorithm;
290 ASN1_INTEGER *saltLength;
291 ASN1_INTEGER *trailerField;
292 /* Decoded hash algorithm from maskGenAlgorithm */
293 X509_ALGOR *maskHash;
296 DECLARE_ASN1_FUNCTIONS(RSA_PSS_PARAMS)
298 typedef struct rsa_oaep_params_st {
299 X509_ALGOR *hashFunc;
300 X509_ALGOR *maskGenFunc;
301 X509_ALGOR *pSourceFunc;
302 /* Decoded hash algorithm from maskGenFunc */
303 X509_ALGOR *maskHash;
306 DECLARE_ASN1_FUNCTIONS(RSA_OAEP_PARAMS)
308 # ifndef OPENSSL_NO_STDIO
309 DEPRECATEDIN_3_0(int RSA_print_fp(FILE *fp, const RSA *r, int offset))
312 DEPRECATEDIN_3_0(int RSA_print(BIO *bp, const RSA *r, int offset))
315 * The following 2 functions sign and verify a X509_SIG ASN1 object inside
316 * PKCS#1 padded RSA encryption
318 DEPRECATEDIN_3_0(int RSA_sign(int type, const unsigned char *m,
319 unsigned int m_length, unsigned char *sigret,
320 unsigned int *siglen, RSA *rsa))
321 DEPRECATEDIN_3_0(int RSA_verify(int type, const unsigned char *m,
322 unsigned int m_length,
323 const unsigned char *sigbuf,
324 unsigned int siglen, RSA *rsa))
327 * The following 2 function sign and verify a ASN1_OCTET_STRING object inside
328 * PKCS#1 padded RSA encryption
330 DEPRECATEDIN_3_0(int RSA_sign_ASN1_OCTET_STRING(int type,
331 const unsigned char *m,
332 unsigned int m_length,
333 unsigned char *sigret,
334 unsigned int *siglen, RSA *rsa))
335 DEPRECATEDIN_3_0(int RSA_verify_ASN1_OCTET_STRING(int type,
336 const unsigned char *m,
337 unsigned int m_length,
338 unsigned char *sigbuf,
342 /* TODO(3.0): figure out how to deprecate these two */
343 int RSA_blinding_on(RSA *rsa, BN_CTX *ctx);
344 void RSA_blinding_off(RSA *rsa);
345 DEPRECATEDIN_3_0(BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *ctx))
347 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_type_1(unsigned char *to, int tlen,
348 const unsigned char *f,
350 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
351 const unsigned char *f,
352 int fl, int rsa_len))
353 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_type_2(unsigned char *to, int tlen,
354 const unsigned char *f,
356 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
357 const unsigned char *f,
358 int fl, int rsa_len))
359 DEPRECATEDIN_3_0(int PKCS1_MGF1(unsigned char *mask, long len,
360 const unsigned char *seed, long seedlen,
362 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen,
363 const unsigned char *f, int fl,
364 const unsigned char *p, int pl))
365 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen,
366 const unsigned char *f,
368 const unsigned char *p,
370 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_OAEP_mgf1(unsigned char *to,
372 const unsigned char *from,
374 const unsigned char *param,
377 const EVP_MD *mgf1md))
378 DEPRECATEDIN_3_0(int RSA_padding_check_PKCS1_OAEP_mgf1(unsigned char *to,
380 const unsigned char *from,
382 const unsigned char *param,
383 int plen, const EVP_MD *md,
384 const EVP_MD *mgf1md))
385 DEPRECATEDIN_3_0(int RSA_padding_add_SSLv23(unsigned char *to, int tlen,
386 const unsigned char *f, int fl))
387 DEPRECATEDIN_3_0(int RSA_padding_check_SSLv23(unsigned char *to, int tlen,
388 const unsigned char *f, int fl,
390 DEPRECATEDIN_3_0(int RSA_padding_add_none(unsigned char *to, int tlen,
391 const unsigned char *f, int fl))
392 DEPRECATEDIN_3_0(int RSA_padding_check_none(unsigned char *to, int tlen,
393 const unsigned char *f, int fl,
395 DEPRECATEDIN_3_0(int RSA_padding_add_X931(unsigned char *to, int tlen,
396 const unsigned char *f, int fl))
397 DEPRECATEDIN_3_0(int RSA_padding_check_X931(unsigned char *to, int tlen,
398 const unsigned char *f, int fl,
400 DEPRECATEDIN_3_0(int RSA_X931_hash_id(int nid))
402 DEPRECATEDIN_3_0(int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash,
404 const unsigned char *EM, int sLen))
405 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM,
406 const unsigned char *mHash,
407 const EVP_MD *Hash, int sLen))
409 DEPRECATEDIN_3_0(int RSA_verify_PKCS1_PSS_mgf1(RSA *rsa,
410 const unsigned char *mHash,
412 const EVP_MD *mgf1Hash,
413 const unsigned char *EM,
416 DEPRECATEDIN_3_0(int RSA_padding_add_PKCS1_PSS_mgf1(RSA *rsa,
418 const unsigned char *mHash,
420 const EVP_MD *mgf1Hash,
423 # define RSA_get_ex_new_index(l, p, newf, dupf, freef) \
424 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_RSA, l, p, newf, dupf, freef)
425 DEPRECATEDIN_3_0(int RSA_set_ex_data(RSA *r, int idx, void *arg))
426 DEPRECATEDIN_3_0(void *RSA_get_ex_data(const RSA *r, int idx))
428 DECLARE_ASN1_DUP_FUNCTION_name(RSA, RSAPublicKey)
429 DECLARE_ASN1_DUP_FUNCTION_name(RSA, RSAPrivateKey)
431 # ifndef OPENSSL_NO_DEPRECATED_3_0
433 * If this flag is set the RSA method is FIPS compliant and can be used in
434 * FIPS mode. This is set in the validated module method. If an application
435 * sets this flag in its own methods it is its responsibility to ensure the
436 * result is compliant.
439 # define RSA_FLAG_FIPS_METHOD 0x0400
442 * If this flag is set the operations normally disabled in FIPS mode are
443 * permitted it is then the applications responsibility to ensure that the
444 * usage is compliant.
447 # define RSA_FLAG_NON_FIPS_ALLOW 0x0400
449 * Application has decided PRNG is good enough to generate a key: don't
452 # define RSA_FLAG_CHECKED 0x0800
453 # endif /* OPENSSL_NO_DEPRECATED_3_0 */
455 DEPRECATEDIN_3_0(RSA_METHOD *RSA_meth_new(const char *name, int flags))
456 DEPRECATEDIN_3_0(void RSA_meth_free(RSA_METHOD *meth))
457 DEPRECATEDIN_3_0(RSA_METHOD *RSA_meth_dup(const RSA_METHOD *meth))
458 DEPRECATEDIN_3_0(const char *RSA_meth_get0_name(const RSA_METHOD *meth))
459 DEPRECATEDIN_3_0(int RSA_meth_set1_name(RSA_METHOD *meth, const char *name))
460 DEPRECATEDIN_3_0(int RSA_meth_get_flags(const RSA_METHOD *meth))
461 DEPRECATEDIN_3_0(int RSA_meth_set_flags(RSA_METHOD *meth, int flags))
462 DEPRECATEDIN_3_0(void *RSA_meth_get0_app_data(const RSA_METHOD *meth))
463 DEPRECATEDIN_3_0(int RSA_meth_set0_app_data(RSA_METHOD *meth, void *app_data))
464 DEPRECATEDIN_3_0(int (*RSA_meth_get_pub_enc(const RSA_METHOD *meth))
465 (int flen, const unsigned char *from,
466 unsigned char *to, RSA *rsa, int padding))
467 DEPRECATEDIN_3_0(int RSA_meth_set_pub_enc(RSA_METHOD *rsa,
468 int (*pub_enc) (int flen, const unsigned char *from,
469 unsigned char *to, RSA *rsa,
471 DEPRECATEDIN_3_0(int (*RSA_meth_get_pub_dec(const RSA_METHOD *meth))
472 (int flen, const unsigned char *from,
473 unsigned char *to, RSA *rsa, int padding))
474 DEPRECATEDIN_3_0(int RSA_meth_set_pub_dec(RSA_METHOD *rsa,
475 int (*pub_dec) (int flen, const unsigned char *from,
476 unsigned char *to, RSA *rsa,
478 DEPRECATEDIN_3_0(int (*RSA_meth_get_priv_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_priv_enc(RSA_METHOD *rsa,
482 int (*priv_enc) (int flen, const unsigned char *from,
483 unsigned char *to, RSA *rsa,
485 DEPRECATEDIN_3_0(int (*RSA_meth_get_priv_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_priv_dec(RSA_METHOD *rsa,
489 int (*priv_dec) (int flen, const unsigned char *from,
490 unsigned char *to, RSA *rsa,
492 DEPRECATEDIN_3_0(int (*RSA_meth_get_mod_exp(const RSA_METHOD *meth))
493 (BIGNUM *r0, const BIGNUM *i, RSA *rsa, BN_CTX *ctx))
494 DEPRECATEDIN_3_0(int RSA_meth_set_mod_exp(RSA_METHOD *rsa,
495 int (*mod_exp) (BIGNUM *r0, const BIGNUM *i, RSA *rsa,
497 DEPRECATEDIN_3_0(int (*RSA_meth_get_bn_mod_exp(const RSA_METHOD *meth))
498 (BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
499 const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx))
500 DEPRECATEDIN_3_0(int RSA_meth_set_bn_mod_exp(RSA_METHOD *rsa,
501 int (*bn_mod_exp) (BIGNUM *r,
506 BN_MONT_CTX *m_ctx)))
507 DEPRECATEDIN_3_0(int (*RSA_meth_get_init(const RSA_METHOD *meth)) (RSA *rsa))
508 DEPRECATEDIN_3_0(int RSA_meth_set_init(RSA_METHOD *rsa, int (*init) (RSA *rsa)))
509 DEPRECATEDIN_3_0(int (*RSA_meth_get_finish(const RSA_METHOD *meth)) (RSA *rsa))
510 DEPRECATEDIN_3_0(int RSA_meth_set_finish(RSA_METHOD *rsa,
511 int (*finish) (RSA *rsa)))
512 DEPRECATEDIN_3_0(int (*RSA_meth_get_sign(const RSA_METHOD *meth))
514 const unsigned char *m, unsigned int m_length,
515 unsigned char *sigret, unsigned int *siglen,
517 DEPRECATEDIN_3_0(int RSA_meth_set_sign(RSA_METHOD *rsa,
518 int (*sign) (int type, const unsigned char *m,
519 unsigned int m_length,
520 unsigned char *sigret, unsigned int *siglen,
522 DEPRECATEDIN_3_0(int (*RSA_meth_get_verify(const RSA_METHOD *meth))
523 (int dtype, const unsigned char *m,
524 unsigned int m_length, const unsigned char *sigbuf,
525 unsigned int siglen, const RSA *rsa))
526 DEPRECATEDIN_3_0(int RSA_meth_set_verify(RSA_METHOD *rsa,
527 int (*verify) (int dtype, const unsigned char *m,
528 unsigned int m_length,
529 const unsigned char *sigbuf,
530 unsigned int siglen, const RSA *rsa)))
531 DEPRECATEDIN_3_0(int (*RSA_meth_get_keygen(const RSA_METHOD *meth))
532 (RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb))
533 DEPRECATEDIN_3_0(int RSA_meth_set_keygen(RSA_METHOD *rsa,
534 int (*keygen) (RSA *rsa, int bits, BIGNUM *e,
536 DEPRECATEDIN_3_0(int (*RSA_meth_get_multi_prime_keygen(const RSA_METHOD *meth))
537 (RSA *rsa, int bits, int primes, BIGNUM *e, BN_GENCB *cb))
538 DEPRECATEDIN_3_0(int RSA_meth_set_multi_prime_keygen(RSA_METHOD *meth,
539 int (*keygen) (RSA *rsa, int bits,
540 int primes, BIGNUM *e,