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Make the RSA structure opaque
[thirdparty/openssl.git] / include / openssl / rsa.h
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58964a49 1/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6
RE		 2 * All rights reserved.
3 *
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
0f113f3e 7 *
d02b48c6
RE		 8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
0f113f3e 14 *
d02b48c6
RE		 15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
0f113f3e 21 *
d02b48c6
RE		 22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
0f113f3e 36 * 4. If you include any Windows specific code (or a derivative thereof) from
d02b48c6
RE		 37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
0f113f3e 39 *
d02b48c6
RE		 40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50 * SUCH DAMAGE.
0f113f3e 51 *
d02b48c6
RE		 52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.]
56 */
57
58#ifndef HEADER_RSA_H
0f113f3e 59# define HEADER_RSA_H
d02b48c6 60
98186eb4 61# include <openssl/opensslconf.h>
78d3b819 62
3c27208f
RS		 63# ifndef OPENSSL_NO_RSA
64# include <openssl/asn1.h>
a00ae6c4 65# include <openssl/bio.h>
0f113f3e
MC		 66# include <openssl/crypto.h>
67# include <openssl/ossl_typ.h>
98186eb4 68# if OPENSSL_API_COMPAT < 0x10100000L
0f113f3e
MC		 69# include <openssl/bn.h>
70# endif
3c27208f 71# ifdef __cplusplus
82271cee 72extern "C" {
3c27208f 73# endif
03f8b042 74
9862e9aa 75/* The type RSA is defined in ossl_typ.h */
0f113f3e
MC		 76struct rsa_meth_st {
77 const char *name;
78 int (*rsa_pub_enc) (int flen, const unsigned char *from,
79 unsigned char *to, RSA *rsa, int padding);
80 int (*rsa_pub_dec) (int flen, const unsigned char *from,
81 unsigned char *to, RSA *rsa, int padding);
82 int (*rsa_priv_enc) (int flen, const unsigned char *from,
83 unsigned char *to, RSA *rsa, int padding);
84 int (*rsa_priv_dec) (int flen, const unsigned char *from,
85 unsigned char *to, RSA *rsa, int padding);
86 /* Can be null */
87 int (*rsa_mod_exp) (BIGNUM *r0, const BIGNUM *I, RSA *rsa, BN_CTX *ctx);
88 /* Can be null */
89 int (*bn_mod_exp) (BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
90 const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
91 /* called at new */
92 int (*init) (RSA *rsa);
93 /* called at free */
94 int (*finish) (RSA *rsa);
95 /* RSA_METHOD_FLAG_* things */
96 int flags;
97 /* may be needed! */
98 char *app_data;
99 /*
100 * New sign and verify functions: some libraries don't allow arbitrary
101 * data to be signed/verified: this allows them to be used. Note: for
102 * this to work the RSA_public_decrypt() and RSA_private_encrypt() should
19c6d3ea 103 * *NOT* be used RSA_sign(), RSA_verify() should be used instead.
0f113f3e
MC		 104 */
105 int (*rsa_sign) (int type,
106 const unsigned char *m, unsigned int m_length,
107 unsigned char *sigret, unsigned int *siglen,
108 const RSA *rsa);
109 int (*rsa_verify) (int dtype, const unsigned char *m,
110 unsigned int m_length, const unsigned char *sigbuf,
111 unsigned int siglen, const RSA *rsa);
112 /*
113 * If this callback is NULL, the builtin software RSA key-gen will be
114 * used. This is for behavioural compatibility whilst the code gets
115 * rewired, but one day it would be nice to assume there are no such
116 * things as "builtin software" implementations.
117 */
118 int (*rsa_keygen) (RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
119};
120
0f113f3e
MC		 121# ifndef OPENSSL_RSA_MAX_MODULUS_BITS
122# define OPENSSL_RSA_MAX_MODULUS_BITS 16384
123# endif
124
125# define OPENSSL_RSA_FIPS_MIN_MODULUS_BITS 1024
126
127# ifndef OPENSSL_RSA_SMALL_MODULUS_BITS
128# define OPENSSL_RSA_SMALL_MODULUS_BITS 3072
129# endif
130# ifndef OPENSSL_RSA_MAX_PUBEXP_BITS
dbd87ffc
MC		 131
132/* exponent limit enforced for "large" modulus only */
0f113f3e
MC		 133# define OPENSSL_RSA_MAX_PUBEXP_BITS 64
134# endif
5e3225cc 135
0f113f3e
MC		 136# define RSA_3 0x3L
137# define RSA_F4 0x10001L
d02b48c6 138
0f113f3e
MC		 139# define RSA_METHOD_FLAG_NO_CHECK 0x0001/* don't check pub/private
140 * match */
dfeab068 141
0f113f3e
MC		 142# define RSA_FLAG_CACHE_PUBLIC 0x0002
143# define RSA_FLAG_CACHE_PRIVATE 0x0004
144# define RSA_FLAG_BLINDING 0x0008
145# define RSA_FLAG_THREAD_SAFE 0x0010
146/*
147 * This flag means the private key operations will be handled by rsa_mod_exp
770d19b8 148 * and that they do not depend on the private key components being present:
0f113f3e
MC		 149 * for example a key stored in external hardware. Without this flag
150 * bn_mod_exp gets called when private key components are absent.
770d19b8 151 */
0f113f3e 152# define RSA_FLAG_EXT_PKEY 0x0020
58964a49 153
dbd87ffc
MC		 154/*
155 * new with 0.9.6j and 0.9.7b; the built-in
156 * RSA implementation now uses blinding by
157 * default (ignoring RSA_FLAG_BLINDING),
158 * but other engines might not need it
159 */
0f113f3e 160# define RSA_FLAG_NO_BLINDING 0x0080
dbd87ffc
MC		 161/*
162 * new with 0.9.8f; the built-in RSA
163 * implementation now uses constant time
164 * operations by default in private key operations,
0f113f3e
MC		 165 * e.g., constant time modular exponentiation,
166 * modular inverse without leaking branches,
167 * division without leaking branches. This
168 * flag disables these constant time
169 * operations and results in faster RSA
dbd87ffc 170 * private key operations.
0f113f3e
MC		 171 */
172# define RSA_FLAG_NO_CONSTTIME 0x0100
98186eb4 173# if OPENSSL_API_COMPAT < 0x00908000L
dbd87ffc
MC		 174/* deprecated name for the flag*/
175/*
176 * new with 0.9.7h; the built-in RSA
177 * implementation now uses constant time
178 * modular exponentiation for secret exponents
179 * by default. This flag causes the
180 * faster variable sliding window method to
181 * be used for all exponents.
182 */
0f113f3e
MC		 183# define RSA_FLAG_NO_EXP_CONSTTIME RSA_FLAG_NO_CONSTTIME
184# endif
185
186# define EVP_PKEY_CTX_set_rsa_padding(ctx, pad) \
187 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, -1, EVP_PKEY_CTRL_RSA_PADDING, \
188 pad, NULL)
189
190# define EVP_PKEY_CTX_get_rsa_padding(ctx, ppad) \
191 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, -1, \
192 EVP_PKEY_CTRL_GET_RSA_PADDING, 0, ppad)
193
194# define EVP_PKEY_CTX_set_rsa_pss_saltlen(ctx, len) \
195 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, \
196 (EVP_PKEY_OP_SIGN|EVP_PKEY_OP_VERIFY), \
197 EVP_PKEY_CTRL_RSA_PSS_SALTLEN, \
198 len, NULL)
199
200# define EVP_PKEY_CTX_get_rsa_pss_saltlen(ctx, plen) \
201 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, \
202 (EVP_PKEY_OP_SIGN|EVP_PKEY_OP_VERIFY), \
203 EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN, \
204 0, plen)
205
206# define EVP_PKEY_CTX_set_rsa_keygen_bits(ctx, bits) \
207 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_KEYGEN, \
208 EVP_PKEY_CTRL_RSA_KEYGEN_BITS, bits, NULL)
209
210# define EVP_PKEY_CTX_set_rsa_keygen_pubexp(ctx, pubexp) \
211 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_KEYGEN, \
212 EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP, 0, pubexp)
213
214# define EVP_PKEY_CTX_set_rsa_mgf1_md(ctx, md) \
215 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, \
216 EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT, \
217 EVP_PKEY_CTRL_RSA_MGF1_MD, 0, (void *)md)
218
219# define EVP_PKEY_CTX_set_rsa_oaep_md(ctx, md) \
220 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_TYPE_CRYPT, \
221 EVP_PKEY_CTRL_RSA_OAEP_MD, 0, (void *)md)
222
223# define EVP_PKEY_CTX_get_rsa_mgf1_md(ctx, pmd) \
224 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, \
225 EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT, \
226 EVP_PKEY_CTRL_GET_RSA_MGF1_MD, 0, (void *)pmd)
227
228# define EVP_PKEY_CTX_get_rsa_oaep_md(ctx, pmd) \
229 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_TYPE_CRYPT, \
230 EVP_PKEY_CTRL_GET_RSA_OAEP_MD, 0, (void *)pmd)
231
232# define EVP_PKEY_CTX_set0_rsa_oaep_label(ctx, l, llen) \
233 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_TYPE_CRYPT, \
234 EVP_PKEY_CTRL_RSA_OAEP_LABEL, llen, (void *)l)
235
236# define EVP_PKEY_CTX_get0_rsa_oaep_label(ctx, l) \
237 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_TYPE_CRYPT, \
238 EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL, 0, (void *)l)
239
240# define EVP_PKEY_CTRL_RSA_PADDING (EVP_PKEY_ALG_CTRL + 1)
241# define EVP_PKEY_CTRL_RSA_PSS_SALTLEN (EVP_PKEY_ALG_CTRL + 2)
242
243# define EVP_PKEY_CTRL_RSA_KEYGEN_BITS (EVP_PKEY_ALG_CTRL + 3)
244# define EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP (EVP_PKEY_ALG_CTRL + 4)
245# define EVP_PKEY_CTRL_RSA_MGF1_MD (EVP_PKEY_ALG_CTRL + 5)
246
247# define EVP_PKEY_CTRL_GET_RSA_PADDING (EVP_PKEY_ALG_CTRL + 6)
248# define EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN (EVP_PKEY_ALG_CTRL + 7)
249# define EVP_PKEY_CTRL_GET_RSA_MGF1_MD (EVP_PKEY_ALG_CTRL + 8)
250
251# define EVP_PKEY_CTRL_RSA_OAEP_MD (EVP_PKEY_ALG_CTRL + 9)
252# define EVP_PKEY_CTRL_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 10)
253
254# define EVP_PKEY_CTRL_GET_RSA_OAEP_MD (EVP_PKEY_ALG_CTRL + 11)
255# define EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL (EVP_PKEY_ALG_CTRL + 12)
256
257# define RSA_PKCS1_PADDING 1
258# define RSA_SSLV23_PADDING 2
259# define RSA_NO_PADDING 3
260# define RSA_PKCS1_OAEP_PADDING 4
261# define RSA_X931_PADDING 5
29db322e 262/* EVP_PKEY_ only */
0f113f3e 263# define RSA_PKCS1_PSS_PADDING 6
58964a49 264
0f113f3e 265# define RSA_PKCS1_PADDING_SIZE 11
ba8ad074 266
0f113f3e
MC		 267# define RSA_set_app_data(s,arg) RSA_set_ex_data(s,0,arg)
268# define RSA_get_app_data(s) RSA_get_ex_data(s,0)
d02b48c6 269
0f113f3e
MC		 270RSA *RSA_new(void);
271RSA *RSA_new_method(ENGINE *engine);
26c79d56 272int RSA_bits(const RSA *rsa);
0f113f3e
MC		 273int RSA_size(const RSA *rsa);
274int RSA_security_bits(const RSA *rsa);
e9224c71 275
9862e9aa
RL		 276int RSA_set0_key(RSA *r, BIGNUM *n, BIGNUM *e, BIGNUM *d);
277int RSA_set0_factors(RSA *r, BIGNUM *p, BIGNUM *q);
278int RSA_set0_crt_params(RSA *r,BIGNUM *dmp1, BIGNUM *dmq1, BIGNUM *iqmp);
279void RSA_get0_key(const RSA *r, BIGNUM **n, BIGNUM **e, BIGNUM **d);
280void RSA_get0_factors(const RSA *r, BIGNUM **p, BIGNUM **q);
281void RSA_get0_crt_params(const RSA *r,
282 BIGNUM **dmp1, BIGNUM **dmq1, BIGNUM **iqmp);
283void RSA_clear_flags(RSA *r, int flags);
284int RSA_test_flags(const RSA *r, int flags);
285void RSA_set_flags(RSA *r, int flags);
286ENGINE *RSA_get0_engine(RSA *r);
287
e9224c71 288/* Deprecated version */
98186eb4
VD		 289DEPRECATEDIN_0_9_8(RSA *RSA_generate_key(int bits, unsigned long e, void
290 (*callback) (int, int, void *),
291 void *cb_arg))
e9224c71
GT		 292
293/* New version */
0f113f3e
MC		 294int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
295
296int RSA_X931_derive_ex(RSA *rsa, BIGNUM *p1, BIGNUM *p2, BIGNUM *q1,
297 BIGNUM *q2, const BIGNUM *Xp1, const BIGNUM *Xp2,
298 const BIGNUM *Xp, const BIGNUM *Xq1, const BIGNUM *Xq2,
299 const BIGNUM *Xq, const BIGNUM *e, BN_GENCB *cb);
300int RSA_X931_generate_key_ex(RSA *rsa, int bits, const BIGNUM *e,
301 BN_GENCB *cb);
302
303int RSA_check_key(const RSA *);
304int RSA_check_key_ex(const RSA *, BN_GENCB *cb);
305 /* next 4 return -1 on error */
306int RSA_public_encrypt(int flen, const unsigned char *from,
307 unsigned char *to, RSA *rsa, int padding);
308int RSA_private_encrypt(int flen, const unsigned char *from,
309 unsigned char *to, RSA *rsa, int padding);
310int RSA_public_decrypt(int flen, const unsigned char *from,
311 unsigned char *to, RSA *rsa, int padding);
312int RSA_private_decrypt(int flen, const unsigned char *from,
313 unsigned char *to, RSA *rsa, int padding);
314void RSA_free(RSA *r);
5cbc2e8b 315/* "up" the RSA object's reference count */
0f113f3e 316int RSA_up_ref(RSA *r);
d02b48c6 317
0f113f3e 318int RSA_flags(const RSA *r);
58964a49 319
cb78486d
GT		 320void RSA_set_default_method(const RSA_METHOD *meth);
321const RSA_METHOD *RSA_get_default_method(void);
29c1f061 322const RSA_METHOD *RSA_get_method(const RSA *rsa);
cb78486d 323int RSA_set_method(RSA *rsa, const RSA_METHOD *meth);
d02b48c6 324
dfeab068
RE		 325/* This function needs the memory locking malloc callbacks to be installed */
326int RSA_memory_lock(RSA *r);
327
b0700d2c
RS		 328/* these are the actual RSA functions */
329const RSA_METHOD *RSA_PKCS1_OpenSSL(void);
d02b48c6 330
7be7c2ed 331const RSA_METHOD *RSA_null_method(void);
c1cd88a0 332
78d3b819
DSH		 333DECLARE_ASN1_ENCODE_FUNCTIONS_const(RSA, RSAPublicKey)
334DECLARE_ASN1_ENCODE_FUNCTIONS_const(RSA, RSAPrivateKey)
335
0f113f3e
MC		 336typedef struct rsa_pss_params_st {
337 X509_ALGOR *hashAlgorithm;
338 X509_ALGOR *maskGenAlgorithm;
339 ASN1_INTEGER *saltLength;
340 ASN1_INTEGER *trailerField;
341} RSA_PSS_PARAMS;
ff04bbe3 342
63b825c9 343DECLARE_ASN1_FUNCTIONS(RSA_PSS_PARAMS)
ff04bbe3 344
0f113f3e
MC		 345typedef struct rsa_oaep_params_st {
346 X509_ALGOR *hashFunc;
347 X509_ALGOR *maskGenFunc;
348 X509_ALGOR *pSourceFunc;
349} RSA_OAEP_PARAMS;
0574cadf
DSH		 350
351DECLARE_ASN1_FUNCTIONS(RSA_OAEP_PARAMS)
352
0f113f3e
MC		 353# ifndef OPENSSL_NO_STDIO
354int RSA_print_fp(FILE *fp, const RSA *r, int offset);
355# endif
d02b48c6 356
0f113f3e 357int RSA_print(BIO *bp, const RSA *r, int offset);
d02b48c6 358
0f113f3e
MC		 359/*
360 * The following 2 functions sign and verify a X509_SIG ASN1 object inside
361 * PKCS#1 padded RSA encryption
362 */
3e83e686 363int RSA_sign(int type, const unsigned char *m, unsigned int m_length,
0f113f3e 364 unsigned char *sigret, unsigned int *siglen, RSA *rsa);
3e83e686 365int RSA_verify(int type, const unsigned char *m, unsigned int m_length,
0f113f3e 366 const unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
d02b48c6 367
0f113f3e
MC		 368/*
369 * The following 2 function sign and verify a ASN1_OCTET_STRING object inside
370 * PKCS#1 padded RSA encryption
371 */
29c1f061 372int RSA_sign_ASN1_OCTET_STRING(int type,
0f113f3e
MC		 373 const unsigned char *m, unsigned int m_length,
374 unsigned char *sigret, unsigned int *siglen,
375 RSA *rsa);
376int RSA_verify_ASN1_OCTET_STRING(int type, const unsigned char *m,
377 unsigned int m_length, unsigned char *sigbuf,
378 unsigned int siglen, RSA *rsa);
d02b48c6 379
58964a49
RE		 380int RSA_blinding_on(RSA *rsa, BN_CTX *ctx);
381void RSA_blinding_off(RSA *rsa);
800e400d 382BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *ctx);
58964a49 383
0f113f3e
MC		 384int RSA_padding_add_PKCS1_type_1(unsigned char *to, int tlen,
385 const unsigned char *f, int fl);
386int RSA_padding_check_PKCS1_type_1(unsigned char *to, int tlen,
387 const unsigned char *f, int fl,
388 int rsa_len);
389int RSA_padding_add_PKCS1_type_2(unsigned char *to, int tlen,
390 const unsigned char *f, int fl);
391int RSA_padding_check_PKCS1_type_2(unsigned char *to, int tlen,
392 const unsigned char *f, int fl,
393 int rsa_len);
394int PKCS1_MGF1(unsigned char *mask, long len, const unsigned char *seed,
395 long seedlen, const EVP_MD *dgst);
396int RSA_padding_add_PKCS1_OAEP(unsigned char *to, int tlen,
397 const unsigned char *f, int fl,
398 const unsigned char *p, int pl);
399int RSA_padding_check_PKCS1_OAEP(unsigned char *to, int tlen,
400 const unsigned char *f, int fl, int rsa_len,
401 const unsigned char *p, int pl);
271fef0e 402int RSA_padding_add_PKCS1_OAEP_mgf1(unsigned char *to, int tlen,
0f113f3e
MC		 403 const unsigned char *from, int flen,
404 const unsigned char *param, int plen,
405 const EVP_MD *md, const EVP_MD *mgf1md);
271fef0e 406int RSA_padding_check_PKCS1_OAEP_mgf1(unsigned char *to, int tlen,
0f113f3e
MC		 407 const unsigned char *from, int flen,
408 int num, const unsigned char *param,
409 int plen, const EVP_MD *md,
410 const EVP_MD *mgf1md);
411int RSA_padding_add_SSLv23(unsigned char *to, int tlen,
412 const unsigned char *f, int fl);
413int RSA_padding_check_SSLv23(unsigned char *to, int tlen,
414 const unsigned char *f, int fl, int rsa_len);
415int RSA_padding_add_none(unsigned char *to, int tlen, const unsigned char *f,
416 int fl);
417int RSA_padding_check_none(unsigned char *to, int tlen,
418 const unsigned char *f, int fl, int rsa_len);
419int RSA_padding_add_X931(unsigned char *to, int tlen, const unsigned char *f,
420 int fl);
421int RSA_padding_check_X931(unsigned char *to, int tlen,
422 const unsigned char *f, int fl, int rsa_len);
499fca2d 423int RSA_X931_hash_id(int nid);
58964a49 424
c7aaf391 425int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash,
0f113f3e
MC		 426 const EVP_MD *Hash, const unsigned char *EM,
427 int sLen);
c7aaf391 428int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM,
0f113f3e
MC		 429 const unsigned char *mHash, const EVP_MD *Hash,
430 int sLen);
c7aaf391 431
c553721e 432int RSA_verify_PKCS1_PSS_mgf1(RSA *rsa, const unsigned char *mHash,
0f113f3e
MC		 433 const EVP_MD *Hash, const EVP_MD *mgf1Hash,
434 const unsigned char *EM, int sLen);
c553721e
DSH		 435
436int RSA_padding_add_PKCS1_PSS_mgf1(RSA *rsa, unsigned char *EM,
0f113f3e
MC		 437 const unsigned char *mHash,
438 const EVP_MD *Hash, const EVP_MD *mgf1Hash,
439 int sLen);
c553721e 440
e6390aca
RS		 441#define RSA_get_ex_new_index(l, p, newf, dupf, freef) \
442 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_RSA, l, p, newf, dupf, freef)
0f113f3e 443int RSA_set_ex_data(RSA *r, int idx, void *arg);
29c1f061 444void *RSA_get_ex_data(const RSA *r, int idx);
58964a49 445
40889b9c
LJ		 446RSA *RSAPublicKey_dup(RSA *rsa);
447RSA *RSAPrivateKey_dup(RSA *rsa);
448
0f113f3e
MC		 449/*
450 * If this flag is set the RSA method is FIPS compliant and can be used in
451 * FIPS mode. This is set in the validated module method. If an application
452 * sets this flag in its own methods it is its responsibility to ensure the
453 * result is compliant.
c553721e
DSH		 454 */
455
0f113f3e 456# define RSA_FLAG_FIPS_METHOD 0x0400
c553721e 457
0f113f3e
MC		 458/*
459 * If this flag is set the operations normally disabled in FIPS mode are
c553721e
DSH		 460 * permitted it is then the applications responsibility to ensure that the
461 * usage is compliant.
462 */
463
0f113f3e
MC		 464# define RSA_FLAG_NON_FIPS_ALLOW 0x0400
465/*
466 * Application has decided PRNG is good enough to generate a key: don't
cac4fb58
DSH		 467 * check.
468 */
0f113f3e 469# define RSA_FLAG_CHECKED 0x0800
c553721e 470
d02b48c6 471/* BEGIN ERROR CODES */
0f113f3e
MC		 472/*
473 * The following lines are auto generated by the script mkerr.pl. Any changes
6d311938
DSH		 474 * made after this point may be overwritten when the script is next run.
475 */
24cff6ce 476void ERR_load_RSA_strings(void);
6d311938 477
d02b48c6
RE		 478/* Error codes for the RSA functions. */
479
480/* Function codes. */
0f113f3e
MC		 481# define RSA_F_CHECK_PADDING_MD 140
482# define RSA_F_DO_RSA_PRINT 146
483# define RSA_F_FIPS_RSA_SIGN_DIGEST 149
484# define RSA_F_FIPS_RSA_VERIFY 150
485# define RSA_F_FIPS_RSA_VERIFY_DIGEST 151
486# define RSA_F_INT_RSA_VERIFY 145
487# define RSA_F_MEMORY_LOCK 100
488# define RSA_F_OLD_RSA_PRIV_DECODE 147
489# define RSA_F_PKEY_RSA_CTRL 143
490# define RSA_F_PKEY_RSA_CTRL_STR 144
491# define RSA_F_PKEY_RSA_SIGN 142
492# define RSA_F_PKEY_RSA_VERIFYRECOVER 141
493# define RSA_F_RSA_ALGOR_TO_MD 156
494# define RSA_F_RSA_BUILTIN_KEYGEN 129
495# define RSA_F_RSA_CHECK_KEY 123
496# define RSA_F_RSA_CHECK_KEY_EX 160
497# define RSA_F_RSA_CMS_DECRYPT 159
bf160551
RS		 498# define RSA_F_RSA_OSSL_PRIVATE_DECRYPT 101
499# define RSA_F_RSA_OSSL_PRIVATE_ENCRYPT 102
500# define RSA_F_RSA_OSSL_PUBLIC_DECRYPT 103
501# define RSA_F_RSA_OSSL_PUBLIC_ENCRYPT 104
0f113f3e
MC		 502# define RSA_F_RSA_GENERATE_KEY 105
503# define RSA_F_RSA_ITEM_VERIFY 148
504# define RSA_F_RSA_MEMORY_LOCK 130
505# define RSA_F_RSA_MGF1_TO_MD 157
506# define RSA_F_RSA_NEW_METHOD 106
507# define RSA_F_RSA_NULL 124
508# define RSA_F_RSA_NULL_MOD_EXP 131
509# define RSA_F_RSA_NULL_PRIVATE_DECRYPT 132
510# define RSA_F_RSA_NULL_PRIVATE_ENCRYPT 133
511# define RSA_F_RSA_NULL_PUBLIC_DECRYPT 134
512# define RSA_F_RSA_NULL_PUBLIC_ENCRYPT 135
513# define RSA_F_RSA_OAEP_TO_CTX 158
514# define RSA_F_RSA_PADDING_ADD_NONE 107
515# define RSA_F_RSA_PADDING_ADD_PKCS1_OAEP 121
516# define RSA_F_RSA_PADDING_ADD_PKCS1_OAEP_MGF1 154
517# define RSA_F_RSA_PADDING_ADD_PKCS1_PSS 125
518# define RSA_F_RSA_PADDING_ADD_PKCS1_PSS_MGF1 152
519# define RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1 108
520# define RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2 109
521# define RSA_F_RSA_PADDING_ADD_SSLV23 110
522# define RSA_F_RSA_PADDING_ADD_X931 127
523# define RSA_F_RSA_PADDING_CHECK_NONE 111
524# define RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP 122
525# define RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP_MGF1 153
526# define RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1 112
527# define RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2 113
528# define RSA_F_RSA_PADDING_CHECK_SSLV23 114
529# define RSA_F_RSA_PADDING_CHECK_X931 128
530# define RSA_F_RSA_PRINT 115
531# define RSA_F_RSA_PRINT_FP 116
532# define RSA_F_RSA_PRIV_DECODE 137
533# define RSA_F_RSA_PRIV_ENCODE 138
534# define RSA_F_RSA_PSS_TO_CTX 155
535# define RSA_F_RSA_PUB_DECODE 139
536# define RSA_F_RSA_SETUP_BLINDING 136
537# define RSA_F_RSA_SIGN 117
538# define RSA_F_RSA_SIGN_ASN1_OCTET_STRING 118
539# define RSA_F_RSA_VERIFY 119
540# define RSA_F_RSA_VERIFY_ASN1_OCTET_STRING 120
541# define RSA_F_RSA_VERIFY_PKCS1_PSS_MGF1 126
d02b48c6
RE		 542
543/* Reason codes. */
0f113f3e
MC		 544# define RSA_R_ALGORITHM_MISMATCH 100
545# define RSA_R_BAD_E_VALUE 101
546# define RSA_R_BAD_FIXED_HEADER_DECRYPT 102
547# define RSA_R_BAD_PAD_BYTE_COUNT 103
548# define RSA_R_BAD_SIGNATURE 104
549# define RSA_R_BLOCK_TYPE_IS_NOT_01 106
550# define RSA_R_BLOCK_TYPE_IS_NOT_02 107
551# define RSA_R_DATA_GREATER_THAN_MOD_LEN 108
552# define RSA_R_DATA_TOO_LARGE 109
553# define RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 110
554# define RSA_R_DATA_TOO_LARGE_FOR_MODULUS 132
555# define RSA_R_DATA_TOO_SMALL 111
556# define RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE 122
557# define RSA_R_DIGEST_DOES_NOT_MATCH 158
558# define RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY 112
559# define RSA_R_DMP1_NOT_CONGRUENT_TO_D 124
560# define RSA_R_DMQ1_NOT_CONGRUENT_TO_D 125
561# define RSA_R_D_E_NOT_CONGRUENT_TO_1 123
562# define RSA_R_FIRST_OCTET_INVALID 133
563# define RSA_R_ILLEGAL_OR_UNSUPPORTED_PADDING_MODE 144
564# define RSA_R_INVALID_DIGEST 157
565# define RSA_R_INVALID_DIGEST_LENGTH 143
566# define RSA_R_INVALID_HEADER 137
567# define RSA_R_INVALID_KEYBITS 145
568# define RSA_R_INVALID_LABEL 160
569# define RSA_R_INVALID_MESSAGE_LENGTH 131
570# define RSA_R_INVALID_MGF1_MD 156
571# define RSA_R_INVALID_OAEP_PARAMETERS 161
572# define RSA_R_INVALID_PADDING 138
573# define RSA_R_INVALID_PADDING_MODE 141
574# define RSA_R_INVALID_PSS_PARAMETERS 149
575# define RSA_R_INVALID_PSS_SALTLEN 146
576# define RSA_R_INVALID_SALT_LENGTH 150
577# define RSA_R_INVALID_TRAILER 139
578# define RSA_R_INVALID_X931_DIGEST 142
579# define RSA_R_IQMP_NOT_INVERSE_OF_Q 126
580# define RSA_R_KEY_SIZE_TOO_SMALL 120
581# define RSA_R_LAST_OCTET_INVALID 134
582# define RSA_R_MODULUS_TOO_LARGE 105
583# define RSA_R_NO_PUBLIC_EXPONENT 140
584# define RSA_R_NULL_BEFORE_BLOCK_MISSING 113
585# define RSA_R_N_DOES_NOT_EQUAL_P_Q 127
586# define RSA_R_OAEP_DECODING_ERROR 121
587# define RSA_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE 148
588# define RSA_R_PADDING_CHECK_FAILED 114
589# define RSA_R_PKCS_DECODING_ERROR 159
590# define RSA_R_P_NOT_PRIME 128
591# define RSA_R_Q_NOT_PRIME 129
592# define RSA_R_RSA_OPERATIONS_NOT_SUPPORTED 130
593# define RSA_R_SLEN_CHECK_FAILED 136
594# define RSA_R_SLEN_RECOVERY_FAILED 135
595# define RSA_R_SSLV3_ROLLBACK_ATTACK 115
596# define RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD 116
597# define RSA_R_UNKNOWN_ALGORITHM_TYPE 117
598# define RSA_R_UNKNOWN_DIGEST 166
599# define RSA_R_UNKNOWN_MASK_DIGEST 151
600# define RSA_R_UNKNOWN_PADDING_TYPE 118
601# define RSA_R_UNKNOWN_PSS_DIGEST 152
602# define RSA_R_UNSUPPORTED_ENCRYPTION_TYPE 162
603# define RSA_R_UNSUPPORTED_LABEL_SOURCE 163
604# define RSA_R_UNSUPPORTED_MASK_ALGORITHM 153
605# define RSA_R_UNSUPPORTED_MASK_PARAMETER 154
606# define RSA_R_UNSUPPORTED_SIGNATURE_TYPE 155
607# define RSA_R_VALUE_MISSING 147
608# define RSA_R_WRONG_SIGNATURE_LENGTH 119
6d311938 609
3c27208f 610# ifdef __cplusplus
d02b48c6 611}
3c27208f
RS		 612# endif
613# endif
614
d02b48c6 615#endif
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