1 | /* rsa.h
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2 | *
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3 | * Copyright (C) 2006-2017 wolfSSL Inc.
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4 | *
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5 | * This file is part of wolfSSL.
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6 | *
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7 | * wolfSSL is free software; you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation; either version 2 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * wolfSSL is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with this program; if not, write to the Free Software
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19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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20 | */
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21 |
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22 | /* rsa.h for openSSL */
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23 |
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24 |
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25 | #ifndef WOLFSSL_RSA_H_
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26 | #define WOLFSSL_RSA_H_
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27 |
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28 | #include <wolfssl/openssl/bn.h>
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29 |
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30 |
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31 | #ifdef __cplusplus
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32 | extern "C" {
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33 | #endif
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34 |
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35 | /* Padding types */
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36 | #define RSA_PKCS1_PADDING 0
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37 | #define RSA_PKCS1_OAEP_PADDING 1
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38 |
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39 | #ifndef WOLFSSL_RSA_TYPE_DEFINED /* guard on redeclaration */
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40 | typedef struct WOLFSSL_RSA WOLFSSL_RSA;
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41 | #define WOLFSSL_RSA_TYPE_DEFINED
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42 | #endif
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43 |
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44 | typedef WOLFSSL_RSA RSA;
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45 |
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46 | struct WOLFSSL_RSA {
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47 | #ifdef WC_RSA_BLINDING
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48 | WC_RNG* rng; /* for PrivateDecrypt blinding */
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49 | #endif
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50 | WOLFSSL_BIGNUM* n;
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51 | WOLFSSL_BIGNUM* e;
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52 | WOLFSSL_BIGNUM* d;
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53 | WOLFSSL_BIGNUM* p;
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54 | WOLFSSL_BIGNUM* q;
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55 | WOLFSSL_BIGNUM* dmp1; /* dP */
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56 | WOLFSSL_BIGNUM* dmq1; /* dQ */
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57 | WOLFSSL_BIGNUM* iqmp; /* u */
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58 | void* heap;
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59 | void* internal; /* our RSA */
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60 | char inSet; /* internal set from external ? */
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61 | char exSet; /* external set from internal ? */
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62 | char ownRng; /* flag for if the rng should be free'd */
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63 | };
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64 |
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65 |
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66 | WOLFSSL_API WOLFSSL_RSA* wolfSSL_RSA_new(void);
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67 | WOLFSSL_API void wolfSSL_RSA_free(WOLFSSL_RSA*);
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68 |
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69 | WOLFSSL_API int wolfSSL_RSA_generate_key_ex(WOLFSSL_RSA*, int bits, WOLFSSL_BIGNUM*,
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70 | void* cb);
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71 |
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72 | WOLFSSL_API int wolfSSL_RSA_blinding_on(WOLFSSL_RSA*, WOLFSSL_BN_CTX*);
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73 | WOLFSSL_API int wolfSSL_RSA_public_encrypt(int len, const unsigned char* fr,
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74 | unsigned char* to, WOLFSSL_RSA*, int padding);
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75 | WOLFSSL_API int wolfSSL_RSA_private_decrypt(int len, const unsigned char* fr,
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76 | unsigned char* to, WOLFSSL_RSA*, int padding);
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77 | WOLFSSL_API int wolfSSL_RSA_private_encrypt(int len, unsigned char* in,
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78 | unsigned char* out, WOLFSSL_RSA* rsa, int padding);
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79 |
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80 | WOLFSSL_API int wolfSSL_RSA_size(const WOLFSSL_RSA*);
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81 | WOLFSSL_API int wolfSSL_RSA_sign(int type, const unsigned char* m,
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82 | unsigned int mLen, unsigned char* sigRet,
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83 | unsigned int* sigLen, WOLFSSL_RSA*);
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84 | WOLFSSL_API int wolfSSL_RSA_sign_ex(int type, const unsigned char* m,
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85 | unsigned int mLen, unsigned char* sigRet,
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86 | unsigned int* sigLen, WOLFSSL_RSA*, int);
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87 | WOLFSSL_API int wolfSSL_RSA_verify(int type, const unsigned char* m,
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88 | unsigned int mLen, const unsigned char* sig,
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89 | unsigned int sigLen, WOLFSSL_RSA*);
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90 | WOLFSSL_API int wolfSSL_RSA_public_decrypt(int flen, const unsigned char* from,
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91 | unsigned char* to, WOLFSSL_RSA*, int padding);
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92 | WOLFSSL_API int wolfSSL_RSA_GenAdd(WOLFSSL_RSA*);
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93 | WOLFSSL_API int wolfSSL_RSA_LoadDer(WOLFSSL_RSA*, const unsigned char*, int sz);
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94 | WOLFSSL_API int wolfSSL_RSA_LoadDer_ex(WOLFSSL_RSA*, const unsigned char*, int sz, int opt);
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95 |
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96 | #define WOLFSSL_RSA_LOAD_PRIVATE 1
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97 | #define WOLFSSL_RSA_LOAD_PUBLIC 2
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98 | #define WOLFSSL_RSA_F4 0x10001L
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99 |
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100 | #define RSA_new wolfSSL_RSA_new
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101 | #define RSA_free wolfSSL_RSA_free
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102 |
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103 | #define RSA_generate_key_ex wolfSSL_RSA_generate_key_ex
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104 |
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105 | #define RSA_blinding_on wolfSSL_RSA_blinding_on
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106 | #define RSA_public_encrypt wolfSSL_RSA_public_encrypt
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107 | #define RSA_private_decrypt wolfSSL_RSA_private_decrypt
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108 | #define RSA_private_encrypt wolfSSL_RSA_private_encrypt
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109 |
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110 | #define RSA_size wolfSSL_RSA_size
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111 | #define RSA_sign wolfSSL_RSA_sign
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112 | #define RSA_verify wolfSSL_RSA_verify
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113 | #define RSA_public_decrypt wolfSSL_RSA_public_decrypt
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114 |
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115 | #define RSA_F4 WOLFSSL_RSA_F4
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116 |
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117 | #ifdef __cplusplus
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118 | } /* extern "C" */
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119 | #endif
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120 |
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121 | #endif /* header */
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