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rsa.h
1/* rsa.h
2 *
3 * Copyright (C) 2006-2020 wolfSSL Inc.
4 *
5 * This file is part of wolfSSL.
6 *
7 * wolfSSL is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * wolfSSL is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
20 */
21
22/* rsa.h for openSSL */
23
24
25#ifndef WOLFSSL_RSA_H_
26#define WOLFSSL_RSA_H_
27
28#include <wolfssl/openssl/bn.h>
29#include <wolfssl/openssl/err.h>
30#include <wolfssl/wolfcrypt/types.h>
31
32#ifdef __cplusplus
33 extern "C" {
34#endif
35
36/* Padding types */
37#define RSA_PKCS1_PADDING 0
38#define RSA_PKCS1_OAEP_PADDING 1
39#define RSA_PKCS1_PSS_PADDING 2
40#define RSA_NO_PADDING 3
41
42/* Emulate OpenSSL flags */
43#define RSA_METHOD_FLAG_NO_CHECK (1 << 1)
44#define RSA_FLAG_CACHE_PUBLIC (1 << 2)
45#define RSA_FLAG_CACHE_PRIVATE (1 << 3)
46#define RSA_FLAG_BLINDING (1 << 4)
47#define RSA_FLAG_THREAD_SAFE (1 << 5)
48#define RSA_FLAG_EXT_PKEY (1 << 6)
49#define RSA_FLAG_NO_BLINDING (1 << 7)
50#define RSA_FLAG_NO_CONSTTIME (1 << 8)
51
52/* Salt length same as digest length */
53#define RSA_PSS_SALTLEN_DIGEST -1
54/* Old max salt length */
55#define RSA_PSS_SALTLEN_MAX_SIGN -2
56/* Max salt length */
57#define RSA_PSS_SALTLEN_MAX -3
58
59typedef struct WOLFSSL_RSA_METHOD {
60 int flags;
61 char *name;
62} WOLFSSL_RSA_METHOD;
63
64#ifndef WOLFSSL_RSA_TYPE_DEFINED /* guard on redeclaration */
65#define WOLFSSL_RSA_TYPE_DEFINED
66typedef struct WOLFSSL_RSA {
67#ifdef WC_RSA_BLINDING
68 WC_RNG* rng; /* for PrivateDecrypt blinding */
69#endif
70 WOLFSSL_BIGNUM* n;
71 WOLFSSL_BIGNUM* e;
72 WOLFSSL_BIGNUM* d;
73 WOLFSSL_BIGNUM* p;
74 WOLFSSL_BIGNUM* q;
75 WOLFSSL_BIGNUM* dmp1; /* dP */
76 WOLFSSL_BIGNUM* dmq1; /* dQ */
77 WOLFSSL_BIGNUM* iqmp; /* u */
78 void* heap;
79 void* internal; /* our RSA */
80 char inSet; /* internal set from external ? */
81 char exSet; /* external set from internal ? */
82 char ownRng; /* flag for if the rng should be free'd */
83#if defined(OPENSSL_EXTRA)
84 WOLFSSL_RSA_METHOD* meth;
85#endif
86#if defined(HAVE_EX_DATA)
87 WOLFSSL_CRYPTO_EX_DATA ex_data; /* external data */
88#endif
89#if defined(OPENSSL_EXTRA) || defined(OPENSSL_ALL)
90 wolfSSL_Mutex refMutex; /* ref count mutex */
91 int refCount; /* reference count */
92#endif
93} WOLFSSL_RSA;
94#endif
95
96typedef WOLFSSL_RSA RSA;
97typedef WOLFSSL_RSA_METHOD RSA_METHOD;
98
99WOLFSSL_API WOLFSSL_RSA* wolfSSL_RSA_new(void);
100WOLFSSL_API void wolfSSL_RSA_free(WOLFSSL_RSA*);
101
102WOLFSSL_API int wolfSSL_RSA_generate_key_ex(WOLFSSL_RSA*, int bits, WOLFSSL_BIGNUM*,
103 void* cb);
104
105WOLFSSL_API int wolfSSL_RSA_blinding_on(WOLFSSL_RSA*, WOLFSSL_BN_CTX*);
106WOLFSSL_API int wolfSSL_RSA_public_encrypt(int len, const unsigned char* fr,
107 unsigned char* to, WOLFSSL_RSA*, int padding);
108WOLFSSL_API int wolfSSL_RSA_private_decrypt(int len, const unsigned char* fr,
109 unsigned char* to, WOLFSSL_RSA*, int padding);
110WOLFSSL_API int wolfSSL_RSA_private_encrypt(int len, unsigned char* in,
111 unsigned char* out, WOLFSSL_RSA* rsa, int padding);
112
113WOLFSSL_API int wolfSSL_RSA_size(const WOLFSSL_RSA*);
114WOLFSSL_API int wolfSSL_RSA_sign(int type, const unsigned char* m,
115 unsigned int mLen, unsigned char* sigRet,
116 unsigned int* sigLen, WOLFSSL_RSA*);
117WOLFSSL_API int wolfSSL_RSA_sign_ex(int type, const unsigned char* m,
118 unsigned int mLen, unsigned char* sigRet,
119 unsigned int* sigLen, WOLFSSL_RSA*, int);
120WOLFSSL_API int wolfSSL_RSA_verify(int type, const unsigned char* m,
121 unsigned int mLen, const unsigned char* sig,
122 unsigned int sigLen, WOLFSSL_RSA*);
123WOLFSSL_API int wolfSSL_RSA_public_decrypt(int flen, const unsigned char* from,
124 unsigned char* to, WOLFSSL_RSA*, int padding);
125WOLFSSL_API int wolfSSL_RSA_GenAdd(WOLFSSL_RSA*);
126WOLFSSL_API int wolfSSL_RSA_LoadDer(WOLFSSL_RSA*, const unsigned char*, int sz);
127WOLFSSL_API int wolfSSL_RSA_LoadDer_ex(WOLFSSL_RSA*, const unsigned char*, int sz, int opt);
128
129WOLFSSL_API WOLFSSL_RSA_METHOD *wolfSSL_RSA_meth_new(const char *name, int flags);
130WOLFSSL_API void wolfSSL_RSA_meth_free(WOLFSSL_RSA_METHOD *meth);
131WOLFSSL_API int wolfSSL_RSA_meth_set(WOLFSSL_RSA_METHOD *rsa, void* p);
132WOLFSSL_API int wolfSSL_RSA_set_method(WOLFSSL_RSA *rsa, WOLFSSL_RSA_METHOD *meth);
133WOLFSSL_API const WOLFSSL_RSA_METHOD* wolfSSL_RSA_get_method(const WOLFSSL_RSA *rsa);
134WOLFSSL_API const WOLFSSL_RSA_METHOD* wolfSSL_RSA_get_default_method(void);
135
136WOLFSSL_API void wolfSSL_RSA_get0_key(const WOLFSSL_RSA *r, const WOLFSSL_BIGNUM **n,
137 const WOLFSSL_BIGNUM **e, const WOLFSSL_BIGNUM **d);
138WOLFSSL_API int wolfSSL_RSA_set0_key(WOLFSSL_RSA *r, WOLFSSL_BIGNUM *n, WOLFSSL_BIGNUM *e,
139 WOLFSSL_BIGNUM *d);
140WOLFSSL_API int wolfSSL_RSA_flags(const WOLFSSL_RSA *r);
141WOLFSSL_API void wolfSSL_RSA_set_flags(WOLFSSL_RSA *r, int flags);
142
143WOLFSSL_API WOLFSSL_RSA* wolfSSL_RSAPublicKey_dup(WOLFSSL_RSA *rsa);
144
145WOLFSSL_API void* wolfSSL_RSA_get_ex_data(const WOLFSSL_RSA *rsa, int idx);
146WOLFSSL_API int wolfSSL_RSA_set_ex_data(WOLFSSL_RSA *rsa, int idx, void *data);
147
148
149#define WOLFSSL_RSA_LOAD_PRIVATE 1
150#define WOLFSSL_RSA_LOAD_PUBLIC 2
151#define WOLFSSL_RSA_F4 0x10001L
152
153#define RSA_new wolfSSL_RSA_new
154#define RSA_free wolfSSL_RSA_free
155
156#define RSA_generate_key_ex wolfSSL_RSA_generate_key_ex
157
158#define RSA_blinding_on wolfSSL_RSA_blinding_on
159#define RSA_public_encrypt wolfSSL_RSA_public_encrypt
160#define RSA_private_decrypt wolfSSL_RSA_private_decrypt
161#define RSA_private_encrypt wolfSSL_RSA_private_encrypt
162
163#define RSA_size wolfSSL_RSA_size
164#define RSA_sign wolfSSL_RSA_sign
165#define RSA_verify wolfSSL_RSA_verify
166#define RSA_public_decrypt wolfSSL_RSA_public_decrypt
167
168#define RSA_meth_new wolfSSL_RSA_meth_new
169#define RSA_meth_free wolfSSL_RSA_meth_free
170#define RSA_meth_set_pub_enc wolfSSL_RSA_meth_set
171#define RSA_meth_set_pub_dec wolfSSL_RSA_meth_set
172#define RSA_meth_set_priv_enc wolfSSL_RSA_meth_set
173#define RSA_meth_set_priv_dec wolfSSL_RSA_meth_set
174#define RSA_meth_set_init wolfSSL_RSA_meth_set
175#define RSA_meth_set_finish wolfSSL_RSA_meth_set
176#define RSA_meth_set0_app_data wolfSSL_RSA_meth_set
177#define RSA_get_default_method wolfSSL_RSA_get_default_method
178#define RSA_get_method wolfSSL_RSA_get_method
179#define RSA_set_method wolfSSL_RSA_set_method
180#define RSA_get0_key wolfSSL_RSA_get0_key
181#define RSA_set0_key wolfSSL_RSA_set0_key
182#define RSA_flags wolfSSL_RSA_flags
183#define RSA_set_flags wolfSSL_RSA_set_flags
184
185#define RSAPublicKey_dup wolfSSL_RSAPublicKey_dup
186#define RSA_get_ex_data wolfSSL_RSA_get_ex_data
187#define RSA_set_ex_data wolfSSL_RSA_set_ex_data
188
189#define RSA_get0_key wolfSSL_RSA_get0_key
190
191#define RSA_F4 WOLFSSL_RSA_F4
192
193#ifdef __cplusplus
194 } /* extern "C" */
195#endif
196
197#endif /* header */
WC_RNG
Definition random.h:153
WOLFSSL_RSA
Definition rsa.h:66
bn.h
bn.h for openssl