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192.168.1.100 / T106_DC / d5f371e77a3812f637bb7df5b60161e80fbbc118 / . / ap / lib / libssl / openssl-1.1.1o / include / openssl / rsa.h
blob: 5e76365c0dfea72a483900cf7e75c0695f18db8b [file] [log] [blame]
lh9ed821d2023-04-07 01:36:19 -0700[diff] [blame]1/*
2 * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (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 HEADER_RSA_H
11# define HEADER_RSA_H
12
13# include <openssl/opensslconf.h>
14
15# ifndef OPENSSL_NO_RSA
16# include <openssl/asn1.h>
17# include <openssl/bio.h>
18# include <openssl/crypto.h>
19# include <openssl/ossl_typ.h>
20# if OPENSSL_API_COMPAT < 0x10100000L
21# include <openssl/bn.h>
22# endif
23# include <openssl/rsaerr.h>
24# ifdef __cplusplus
25extern "C" {
26# endif
27
28/* The types RSA and RSA_METHOD are defined in ossl_typ.h */
29
30# ifndef OPENSSL_RSA_MAX_MODULUS_BITS
31# define OPENSSL_RSA_MAX_MODULUS_BITS 16384
32# endif
33
34# define OPENSSL_RSA_FIPS_MIN_MODULUS_BITS 1024
35
36# ifndef OPENSSL_RSA_SMALL_MODULUS_BITS
37# define OPENSSL_RSA_SMALL_MODULUS_BITS 3072
38# endif
39# ifndef OPENSSL_RSA_MAX_PUBEXP_BITS
40
41/* exponent limit enforced for "large" modulus only */
42# define OPENSSL_RSA_MAX_PUBEXP_BITS 64
43# endif
44
45# define RSA_3 0x3L
46# define RSA_F4 0x10001L
47
48/* based on RFC 8017 appendix A.1.2 */
49# define RSA_ASN1_VERSION_DEFAULT 0
50# define RSA_ASN1_VERSION_MULTI 1
51
52# define RSA_DEFAULT_PRIME_NUM 2
53
54# define RSA_METHOD_FLAG_NO_CHECK 0x0001/* don't check pub/private
55 * match */
56
57# define RSA_FLAG_CACHE_PUBLIC 0x0002
58# define RSA_FLAG_CACHE_PRIVATE 0x0004
59# define RSA_FLAG_BLINDING 0x0008
60# define RSA_FLAG_THREAD_SAFE 0x0010
61/*
62 * This flag means the private key operations will be handled by rsa_mod_exp
63 * and that they do not depend on the private key components being present:
64 * for example a key stored in external hardware. Without this flag
65 * bn_mod_exp gets called when private key components are absent.
66 */
67# define RSA_FLAG_EXT_PKEY 0x0020
68
69/*
70 * new with 0.9.6j and 0.9.7b; the built-in
71 * RSA implementation now uses blinding by
72 * default (ignoring RSA_FLAG_BLINDING),
73 * but other engines might not need it
74 */
75# define RSA_FLAG_NO_BLINDING 0x0080
76# if OPENSSL_API_COMPAT < 0x10100000L
77/*
78 * Does nothing. Previously this switched off constant time behaviour.
79 */
80# define RSA_FLAG_NO_CONSTTIME 0x0000
81# endif
82# if OPENSSL_API_COMPAT < 0x00908000L
83/* deprecated name for the flag*/
84/*
85 * new with 0.9.7h; the built-in RSA
86 * implementation now uses constant time
87 * modular exponentiation for secret exponents
88 * by default. This flag causes the
89 * faster variable sliding window method to
90 * be used for all exponents.
91 */
92# define RSA_FLAG_NO_EXP_CONSTTIME RSA_FLAG_NO_CONSTTIME
93# endif
94
95# define EVP_PKEY_CTX_set_rsa_padding(ctx, pad) \
96 RSA_pkey_ctx_ctrl(ctx, -1, EVP_PKEY_CTRL_RSA_PADDING, pad, NULL)
97
98# define EVP_PKEY_CTX_get_rsa_padding(ctx, ppad) \
99 RSA_pkey_ctx_ctrl(ctx, -1, EVP_PKEY_CTRL_GET_RSA_PADDING, 0, ppad)
100
101# define EVP_PKEY_CTX_set_rsa_pss_saltlen(ctx, len) \
102 RSA_pkey_ctx_ctrl(ctx, (EVP_PKEY_OP_SIGN|EVP_PKEY_OP_VERIFY), \
103 EVP_PKEY_CTRL_RSA_PSS_SALTLEN, len, NULL)
104/* Salt length matches digest */
105# define RSA_PSS_SALTLEN_DIGEST -1
106/* Verify only: auto detect salt length */
107# define RSA_PSS_SALTLEN_AUTO -2
108/* Set salt length to maximum possible */
109# define RSA_PSS_SALTLEN_MAX -3
110/* Old compatible max salt length for sign only */
111# define RSA_PSS_SALTLEN_MAX_SIGN -2
112
113# define EVP_PKEY_CTX_set_rsa_pss_keygen_saltlen(ctx, len) \
114 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS, EVP_PKEY_OP_KEYGEN, \
115 EVP_PKEY_CTRL_RSA_PSS_SALTLEN, len, NULL)
116
117# define EVP_PKEY_CTX_get_rsa_pss_saltlen(ctx, plen) \
118 RSA_pkey_ctx_ctrl(ctx, (EVP_PKEY_OP_SIGN|EVP_PKEY_OP_VERIFY), \
119 EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN, 0, plen)
120
121# define EVP_PKEY_CTX_set_rsa_keygen_bits(ctx, bits) \
122 RSA_pkey_ctx_ctrl(ctx, EVP_PKEY_OP_KEYGEN, \
123 EVP_PKEY_CTRL_RSA_KEYGEN_BITS, bits, NULL)
124
125# define EVP_PKEY_CTX_set_rsa_keygen_pubexp(ctx, pubexp) \
126 RSA_pkey_ctx_ctrl(ctx, EVP_PKEY_OP_KEYGEN, \
127 EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP, 0, pubexp)
128
129# define EVP_PKEY_CTX_set_rsa_keygen_primes(ctx, primes) \
130 RSA_pkey_ctx_ctrl(ctx, EVP_PKEY_OP_KEYGEN, \
131 EVP_PKEY_CTRL_RSA_KEYGEN_PRIMES, primes, NULL)
132
133# define EVP_PKEY_CTX_set_rsa_mgf1_md(ctx, md) \
134 RSA_pkey_ctx_ctrl(ctx, EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT, \
135 EVP_PKEY_CTRL_RSA_MGF1_MD, 0, (void *)(md))
136
137# define EVP_PKEY_CTX_set_rsa_pss_keygen_mgf1_md(ctx, md) \
138 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS, EVP_PKEY_OP_KEYGEN, \
139 EVP_PKEY_CTRL_RSA_MGF1_MD, 0, (void *)(md))
140
141# define EVP_PKEY_CTX_set_rsa_oaep_md(ctx, md) \
142 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_TYPE_CRYPT, \
143 EVP_PKEY_CTRL_RSA_OAEP_MD, 0, (void *)(md))
144
145# define EVP_PKEY_CTX_get_rsa_mgf1_md(ctx, pmd) \
146 RSA_pkey_ctx_ctrl(ctx, EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT, \
147 EVP_PKEY_CTRL_GET_RSA_MGF1_MD, 0, (void *)(pmd))
148
149# define EVP_PKEY_CTX_get_rsa_oaep_md(ctx, pmd) \
150 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_TYPE_CRYPT, \
151 EVP_PKEY_CTRL_GET_RSA_OAEP_MD, 0, (void *)(pmd))
152
153# define EVP_PKEY_CTX_set0_rsa_oaep_label(ctx, l, llen) \
154 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_TYPE_CRYPT, \
155 EVP_PKEY_CTRL_RSA_OAEP_LABEL, llen, (void *)(l))
156
157# define EVP_PKEY_CTX_get0_rsa_oaep_label(ctx, l) \
158 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_TYPE_CRYPT, \
159 EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL, 0, (void *)(l))
160
161# define EVP_PKEY_CTX_set_rsa_pss_keygen_md(ctx, md) \
162 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA_PSS, \
163 EVP_PKEY_OP_KEYGEN, EVP_PKEY_CTRL_MD, \
164 0, (void *)(md))
165
166# define EVP_PKEY_CTRL_RSA_PADDING (EVP_PKEY_ALG_CTRL + 1)
167# define EVP_PKEY_CTRL_RSA_PSS_SALTLEN (EVP_PKEY_ALG_CTRL + 2)
168
169# define EVP_PKEY_CTRL_RSA_KEYGEN_BITS (EVP_PKEY_ALG_CTRL + 3)
170# define EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP (EVP_PKEY_ALG_CTRL + 4)
171# define EVP_PKEY_CTRL_RSA_MGF1_MD (EVP_PKEY_ALG_CTRL + 5)
172
173# define EVP_PKEY_CTRL_GET_RSA_PADDING (EVP_PKEY_ALG_CTRL + 6)
174# define EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN (EVP_PKEY_ALG_CTRL + 7)
175# define EVP_PKEY_CTRL_GET_RSA_MGF1_MD (EVP_PKEY_ALG_CTRL + 8)
176
177# define EVP_PKEY_CTRL_RSA_OAEP_MD (EVP_PKEY_ALG_CTRL + 9)
178# define EVP_PKEY_CTRL_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 10)
179
180# define EVP_PKEY_CTRL_GET_RSA_OAEP_MD (EVP_PKEY_ALG_CTRL + 11)
181# define EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 12)
182
183# define EVP_PKEY_CTRL_RSA_KEYGEN_PRIMES (EVP_PKEY_ALG_CTRL + 13)
184
185# define RSA_PKCS1_PADDING 1
186# define RSA_SSLV23_PADDING 2
187# define RSA_NO_PADDING 3
188# define RSA_PKCS1_OAEP_PADDING 4
189# define RSA_X931_PADDING 5
190/* EVP_PKEY_ only */
191# define RSA_PKCS1_PSS_PADDING 6
192
193# define RSA_PKCS1_PADDING_SIZE 11
194
195# define RSA_set_app_data(s,arg) RSA_set_ex_data(s,0,arg)
196# define RSA_get_app_data(s) RSA_get_ex_data(s,0)
197
198RSA *RSA_new(void);
199RSA *RSA_new_method(ENGINE *engine);
200int RSA_bits(const RSA *rsa);
201int RSA_size(const RSA *rsa);
202int RSA_security_bits(const RSA *rsa);
203
204int RSA_set0_key(RSA *r, BIGNUM *n, BIGNUM *e, BIGNUM *d);
205int RSA_set0_factors(RSA *r, BIGNUM *p, BIGNUM *q);
206int RSA_set0_crt_params(RSA *r,BIGNUM *dmp1, BIGNUM *dmq1, BIGNUM *iqmp);
207int RSA_set0_multi_prime_params(RSA *r, BIGNUM *primes[], BIGNUM *exps[],
208 BIGNUM *coeffs[], int pnum);
209void RSA_get0_key(const RSA *r,
210 const BIGNUM **n, const BIGNUM **e, const BIGNUM **d);
211void RSA_get0_factors(const RSA *r, const BIGNUM **p, const BIGNUM **q);
212int RSA_get_multi_prime_extra_count(const RSA *r);
213int RSA_get0_multi_prime_factors(const RSA *r, const BIGNUM *primes[]);
214void RSA_get0_crt_params(const RSA *r,
215 const BIGNUM **dmp1, const BIGNUM **dmq1,
216 const BIGNUM **iqmp);
217int RSA_get0_multi_prime_crt_params(const RSA *r, const BIGNUM *exps[],
218 const BIGNUM *coeffs[]);
219const BIGNUM *RSA_get0_n(const RSA *d);
220const BIGNUM *RSA_get0_e(const RSA *d);
221const BIGNUM *RSA_get0_d(const RSA *d);
222const BIGNUM *RSA_get0_p(const RSA *d);
223const BIGNUM *RSA_get0_q(const RSA *d);
224const BIGNUM *RSA_get0_dmp1(const RSA *r);
225const BIGNUM *RSA_get0_dmq1(const RSA *r);
226const BIGNUM *RSA_get0_iqmp(const RSA *r);
227const RSA_PSS_PARAMS *RSA_get0_pss_params(const RSA *r);
228void RSA_clear_flags(RSA *r, int flags);
229int RSA_test_flags(const RSA *r, int flags);
230void RSA_set_flags(RSA *r, int flags);
231int RSA_get_version(RSA *r);
232ENGINE *RSA_get0_engine(const RSA *r);
233
234/* Deprecated version */
235DEPRECATEDIN_0_9_8(RSA *RSA_generate_key(int bits, unsigned long e, void
236 (*callback) (int, int, void *),
237 void *cb_arg))
238
239/* New version */
240int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
241/* Multi-prime version */
242int RSA_generate_multi_prime_key(RSA *rsa, int bits, int primes,
243 BIGNUM *e, BN_GENCB *cb);
244
245int RSA_X931_derive_ex(RSA *rsa, BIGNUM *p1, BIGNUM *p2, BIGNUM *q1,
246 BIGNUM *q2, const BIGNUM *Xp1, const BIGNUM *Xp2,
247 const BIGNUM *Xp, const BIGNUM *Xq1, const BIGNUM *Xq2,
248 const BIGNUM *Xq, const BIGNUM *e, BN_GENCB *cb);
249int RSA_X931_generate_key_ex(RSA *rsa, int bits, const BIGNUM *e,
250 BN_GENCB *cb);
251
252int RSA_check_key(const RSA *);
253int RSA_check_key_ex(const RSA *, BN_GENCB *cb);
254 /* next 4 return -1 on error */
255int RSA_public_encrypt(int flen, const unsigned char *from,
256 unsigned char *to, RSA *rsa, int padding);
257int RSA_private_encrypt(int flen, const unsigned char *from,
258 unsigned char *to, RSA *rsa, int padding);
259int RSA_public_decrypt(int flen, const unsigned char *from,
260 unsigned char *to, RSA *rsa, int padding);
261int RSA_private_decrypt(int flen, const unsigned char *from,
262 unsigned char *to, RSA *rsa, int padding);
263void RSA_free(RSA *r);
264/* "up" the RSA object's reference count */
265int RSA_up_ref(RSA *r);
266
267int RSA_flags(const RSA *r);
268
269void RSA_set_default_method(const RSA_METHOD *meth);
270const RSA_METHOD *RSA_get_default_method(void);
271const RSA_METHOD *RSA_null_method(void);
272const RSA_METHOD *RSA_get_method(const RSA *rsa);
273int RSA_set_method(RSA *rsa, const RSA_METHOD *meth);
274
275/* these are the actual RSA functions */
276const RSA_METHOD *RSA_PKCS1_OpenSSL(void);
277
278int RSA_pkey_ctx_ctrl(EVP_PKEY_CTX *ctx, int optype, int cmd, int p1, void *p2);
279
280DECLARE_ASN1_ENCODE_FUNCTIONS_const(RSA, RSAPublicKey)
281DECLARE_ASN1_ENCODE_FUNCTIONS_const(RSA, RSAPrivateKey)
282
283struct rsa_pss_params_st {
284 X509_ALGOR *hashAlgorithm;
285 X509_ALGOR *maskGenAlgorithm;
286 ASN1_INTEGER *saltLength;
287 ASN1_INTEGER *trailerField;
288 /* Decoded hash algorithm from maskGenAlgorithm */
289 X509_ALGOR *maskHash;
290};
291
292DECLARE_ASN1_FUNCTIONS(RSA_PSS_PARAMS)
293
294typedef struct rsa_oaep_params_st {
295 X509_ALGOR *hashFunc;
296 X509_ALGOR *maskGenFunc;
297 X509_ALGOR *pSourceFunc;
298 /* Decoded hash algorithm from maskGenFunc */
299 X509_ALGOR *maskHash;
300} RSA_OAEP_PARAMS;
301
302DECLARE_ASN1_FUNCTIONS(RSA_OAEP_PARAMS)
303
304# ifndef OPENSSL_NO_STDIO
305int RSA_print_fp(FILE *fp, const RSA *r, int offset);
306# endif
307
308int RSA_print(BIO *bp, const RSA *r, int offset);
309
310/*
311 * The following 2 functions sign and verify a X509_SIG ASN1 object inside
312 * PKCS#1 padded RSA encryption
313 */
314int RSA_sign(int type, const unsigned char *m, unsigned int m_length,
315 unsigned char *sigret, unsigned int *siglen, RSA *rsa);
316int RSA_verify(int type, const unsigned char *m, unsigned int m_length,
317 const unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
318
319/*
320 * The following 2 function sign and verify a ASN1_OCTET_STRING object inside
321 * PKCS#1 padded RSA encryption
322 */
323int RSA_sign_ASN1_OCTET_STRING(int type,
324 const unsigned char *m, unsigned int m_length,
325 unsigned char *sigret, unsigned int *siglen,
326 RSA *rsa);
327int RSA_verify_ASN1_OCTET_STRING(int type, const unsigned char *m,
328 unsigned int m_length, unsigned char *sigbuf,
329 unsigned int siglen, RSA *rsa);
330
331int RSA_blinding_on(RSA *rsa, BN_CTX *ctx);
332void RSA_blinding_off(RSA *rsa);
333BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *ctx);
334
335int RSA_padding_add_PKCS1_type_1(unsigned char *to, int tlen,
336 const unsigned char *f, int fl);
337int RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
338 const unsigned char *f, int fl,
339 int rsa_len);
340int RSA_padding_add_PKCS1_type_2(unsigned char *to, int tlen,
341 const unsigned char *f, int fl);
342int RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
343 const unsigned char *f, int fl,
344 int rsa_len);
345int PKCS1_MGF1(unsigned char *mask, long len, const unsigned char *seed,
346 long seedlen, const EVP_MD *dgst);
347int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen,
348 const unsigned char *f, int fl,
349 const unsigned char *p, int pl);
350int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen,
351 const unsigned char *f, int fl, int rsa_len,
352 const unsigned char *p, int pl);
353int RSA_padding_add_PKCS1_OAEP_mgf1(unsigned char *to, int tlen,
354 const unsigned char *from, int flen,
355 const unsigned char *param, int plen,
356 const EVP_MD *md, const EVP_MD *mgf1md);
357int RSA_padding_check_PKCS1_OAEP_mgf1(unsigned char *to, int tlen,
358 const unsigned char *from, int flen,
359 int num, const unsigned char *param,
360 int plen, const EVP_MD *md,
361 const EVP_MD *mgf1md);
362int RSA_padding_add_SSLv23(unsigned char *to, int tlen,
363 const unsigned char *f, int fl);
364int RSA_padding_check_SSLv23(unsigned char *to, int tlen,
365 const unsigned char *f, int fl, int rsa_len);
366int RSA_padding_add_none(unsigned char *to, int tlen, const unsigned char *f,
367 int fl);
368int RSA_padding_check_none(unsigned char *to, int tlen,
369 const unsigned char *f, int fl, int rsa_len);
370int RSA_padding_add_X931(unsigned char *to, int tlen, const unsigned char *f,
371 int fl);
372int RSA_padding_check_X931(unsigned char *to, int tlen,
373 const unsigned char *f, int fl, int rsa_len);
374int RSA_X931_hash_id(int nid);
375
376int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash,
377 const EVP_MD *Hash, const unsigned char *EM,
378 int sLen);
379int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM,
380 const unsigned char *mHash, const EVP_MD *Hash,
381 int sLen);
382
383int RSA_verify_PKCS1_PSS_mgf1(RSA *rsa, const unsigned char *mHash,
384 const EVP_MD *Hash, const EVP_MD *mgf1Hash,
385 const unsigned char *EM, int sLen);
386
387int RSA_padding_add_PKCS1_PSS_mgf1(RSA *rsa, unsigned char *EM,
388 const unsigned char *mHash,
389 const EVP_MD *Hash, const EVP_MD *mgf1Hash,
390 int sLen);
391
392#define RSA_get_ex_new_index(l, p, newf, dupf, freef) \
393 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_RSA, l, p, newf, dupf, freef)
394int RSA_set_ex_data(RSA *r, int idx, void *arg);
395void *RSA_get_ex_data(const RSA *r, int idx);
396
397RSA *RSAPublicKey_dup(RSA *rsa);
398RSA *RSAPrivateKey_dup(RSA *rsa);
399
400/*
401 * If this flag is set the RSA method is FIPS compliant and can be used in
402 * FIPS mode. This is set in the validated module method. If an application
403 * sets this flag in its own methods it is its responsibility to ensure the
404 * result is compliant.
405 */
406
407# define RSA_FLAG_FIPS_METHOD 0x0400
408
409/*
410 * If this flag is set the operations normally disabled in FIPS mode are
411 * permitted it is then the applications responsibility to ensure that the
412 * usage is compliant.
413 */
414
415# define RSA_FLAG_NON_FIPS_ALLOW 0x0400
416/*
417 * Application has decided PRNG is good enough to generate a key: don't
418 * check.
419 */
420# define RSA_FLAG_CHECKED 0x0800
421
422RSA_METHOD *RSA_meth_new(const char *name, int flags);
423void RSA_meth_free(RSA_METHOD *meth);
424RSA_METHOD *RSA_meth_dup(const RSA_METHOD *meth);
425const char *RSA_meth_get0_name(const RSA_METHOD *meth);
426int RSA_meth_set1_name(RSA_METHOD *meth, const char *name);
427int RSA_meth_get_flags(const RSA_METHOD *meth);
428int RSA_meth_set_flags(RSA_METHOD *meth, int flags);
429void *RSA_meth_get0_app_data(const RSA_METHOD *meth);
430int RSA_meth_set0_app_data(RSA_METHOD *meth, void *app_data);
431int (*RSA_meth_get_pub_enc(const RSA_METHOD *meth))
432 (int flen, const unsigned char *from,
433 unsigned char *to, RSA *rsa, int padding);
434int RSA_meth_set_pub_enc(RSA_METHOD *rsa,
435 int (*pub_enc) (int flen, const unsigned char *from,
436 unsigned char *to, RSA *rsa,
437 int padding));
438int (*RSA_meth_get_pub_dec(const RSA_METHOD *meth))
439 (int flen, const unsigned char *from,
440 unsigned char *to, RSA *rsa, int padding);
441int RSA_meth_set_pub_dec(RSA_METHOD *rsa,
442 int (*pub_dec) (int flen, const unsigned char *from,
443 unsigned char *to, RSA *rsa,
444 int padding));
445int (*RSA_meth_get_priv_enc(const RSA_METHOD *meth))
446 (int flen, const unsigned char *from,
447 unsigned char *to, RSA *rsa, int padding);
448int RSA_meth_set_priv_enc(RSA_METHOD *rsa,
449 int (*priv_enc) (int flen, const unsigned char *from,
450 unsigned char *to, RSA *rsa,
451 int padding));
452int (*RSA_meth_get_priv_dec(const RSA_METHOD *meth))
453 (int flen, const unsigned char *from,
454 unsigned char *to, RSA *rsa, int padding);
455int RSA_meth_set_priv_dec(RSA_METHOD *rsa,
456 int (*priv_dec) (int flen, const unsigned char *from,
457 unsigned char *to, RSA *rsa,
458 int padding));
459int (*RSA_meth_get_mod_exp(const RSA_METHOD *meth))
460 (BIGNUM *r0, const BIGNUM *i, RSA *rsa, BN_CTX *ctx);
461int RSA_meth_set_mod_exp(RSA_METHOD *rsa,
462 int (*mod_exp) (BIGNUM *r0, const BIGNUM *i, RSA *rsa,
463 BN_CTX *ctx));
464int (*RSA_meth_get_bn_mod_exp(const RSA_METHOD *meth))
465 (BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
466 const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
467int RSA_meth_set_bn_mod_exp(RSA_METHOD *rsa,
468 int (*bn_mod_exp) (BIGNUM *r,
469 const BIGNUM *a,
470 const BIGNUM *p,
471 const BIGNUM *m,
472 BN_CTX *ctx,
473 BN_MONT_CTX *m_ctx));
474int (*RSA_meth_get_init(const RSA_METHOD *meth)) (RSA *rsa);
475int RSA_meth_set_init(RSA_METHOD *rsa, int (*init) (RSA *rsa));
476int (*RSA_meth_get_finish(const RSA_METHOD *meth)) (RSA *rsa);
477int RSA_meth_set_finish(RSA_METHOD *rsa, int (*finish) (RSA *rsa));
478int (*RSA_meth_get_sign(const RSA_METHOD *meth))
479 (int type,
480 const unsigned char *m, unsigned int m_length,
481 unsigned char *sigret, unsigned int *siglen,
482 const RSA *rsa);
483int RSA_meth_set_sign(RSA_METHOD *rsa,
484 int (*sign) (int type, const unsigned char *m,
485 unsigned int m_length,
486 unsigned char *sigret, unsigned int *siglen,
487 const RSA *rsa));
488int (*RSA_meth_get_verify(const RSA_METHOD *meth))
489 (int dtype, const unsigned char *m,
490 unsigned int m_length, const unsigned char *sigbuf,
491 unsigned int siglen, const RSA *rsa);
492int RSA_meth_set_verify(RSA_METHOD *rsa,
493 int (*verify) (int dtype, const unsigned char *m,
494 unsigned int m_length,
495 const unsigned char *sigbuf,
496 unsigned int siglen, const RSA *rsa));
497int (*RSA_meth_get_keygen(const RSA_METHOD *meth))
498 (RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
499int RSA_meth_set_keygen(RSA_METHOD *rsa,
500 int (*keygen) (RSA *rsa, int bits, BIGNUM *e,
501 BN_GENCB *cb));
502int (*RSA_meth_get_multi_prime_keygen(const RSA_METHOD *meth))
503 (RSA *rsa, int bits, int primes, BIGNUM *e, BN_GENCB *cb);
504int RSA_meth_set_multi_prime_keygen(RSA_METHOD *meth,
505 int (*keygen) (RSA *rsa, int bits,
506 int primes, BIGNUM *e,
507 BN_GENCB *cb));
508
509# ifdef __cplusplus
510}
511# endif
512# endif
513#endif