|  | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | 
|  | * All rights reserved. | 
|  | * | 
|  | * This package is an SSL implementation written | 
|  | * by Eric Young (eay@cryptsoft.com). | 
|  | * The implementation was written so as to conform with Netscapes SSL. | 
|  | * | 
|  | * This library is free for commercial and non-commercial use as long as | 
|  | * the following conditions are aheared to.  The following conditions | 
|  | * apply to all code found in this distribution, be it the RC4, RSA, | 
|  | * lhash, DES, etc., code; not just the SSL code.  The SSL documentation | 
|  | * included with this distribution is covered by the same copyright terms | 
|  | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | 
|  | * | 
|  | * Copyright remains Eric Young's, and as such any Copyright notices in | 
|  | * the code are not to be removed. | 
|  | * If this package is used in a product, Eric Young should be given attribution | 
|  | * as the author of the parts of the library used. | 
|  | * This can be in the form of a textual message at program startup or | 
|  | * in documentation (online or textual) provided with the package. | 
|  | * | 
|  | * Redistribution and use in source and binary forms, with or without | 
|  | * modification, are permitted provided that the following conditions | 
|  | * are met: | 
|  | * 1. Redistributions of source code must retain the copyright | 
|  | *    notice, this list of conditions and the following disclaimer. | 
|  | * 2. Redistributions in binary form must reproduce the above copyright | 
|  | *    notice, this list of conditions and the following disclaimer in the | 
|  | *    documentation and/or other materials provided with the distribution. | 
|  | * 3. All advertising materials mentioning features or use of this software | 
|  | *    must display the following acknowledgement: | 
|  | *    "This product includes cryptographic software written by | 
|  | *     Eric Young (eay@cryptsoft.com)" | 
|  | *    The word 'cryptographic' can be left out if the rouines from the library | 
|  | *    being used are not cryptographic related :-). | 
|  | * 4. If you include any Windows specific code (or a derivative thereof) from | 
|  | *    the apps directory (application code) you must include an acknowledgement: | 
|  | *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | 
|  | * | 
|  | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | 
|  | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 
|  | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | 
|  | * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | 
|  | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | 
|  | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | 
|  | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | 
|  | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | 
|  | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | 
|  | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | 
|  | * SUCH DAMAGE. | 
|  | * | 
|  | * The licence and distribution terms for any publically available version or | 
|  | * derivative of this code cannot be changed.  i.e. this code cannot simply be | 
|  | * copied and put under another distribution licence | 
|  | * [including the GNU Public Licence.] */ | 
|  |  | 
|  | #ifndef OPENSSL_HEADER_RSA_INTERNAL_H | 
|  | #define OPENSSL_HEADER_RSA_INTERNAL_H | 
|  |  | 
|  | #include <openssl/base.h> | 
|  |  | 
|  | #include <openssl/asn1.h> | 
|  | #include <openssl/thread.h> | 
|  |  | 
|  | #if defined(__cplusplus) | 
|  | extern "C" { | 
|  | #endif | 
|  |  | 
|  |  | 
|  | #define RSA_PKCS1_PADDING_SIZE 11 | 
|  |  | 
|  |  | 
|  | /* BN_BLINDING flags */ | 
|  | #define BN_BLINDING_NO_UPDATE 0x00000001 | 
|  | #define BN_BLINDING_NO_RECREATE 0x00000002 | 
|  |  | 
|  | BN_BLINDING *BN_BLINDING_new(const BIGNUM *A, const BIGNUM *Ai, BIGNUM *mod); | 
|  | void BN_BLINDING_free(BN_BLINDING *b); | 
|  | int BN_BLINDING_update(BN_BLINDING *b, BN_CTX *ctx); | 
|  | int BN_BLINDING_convert(BIGNUM *n, BN_BLINDING *b, BN_CTX *ctx); | 
|  | int BN_BLINDING_invert(BIGNUM *n, BN_BLINDING *b, BN_CTX *ctx); | 
|  | int BN_BLINDING_convert_ex(BIGNUM *n, BIGNUM *r, BN_BLINDING *b, BN_CTX *); | 
|  | int BN_BLINDING_invert_ex(BIGNUM *n, const BIGNUM *r, BN_BLINDING *b, BN_CTX *); | 
|  | CRYPTO_THREADID *BN_BLINDING_thread_id(BN_BLINDING *); | 
|  | unsigned long BN_BLINDING_get_flags(const BN_BLINDING *); | 
|  | void BN_BLINDING_set_flags(BN_BLINDING *, unsigned long); | 
|  | BN_BLINDING *BN_BLINDING_create_param( | 
|  | BN_BLINDING *b, const BIGNUM *e, BIGNUM *m, BN_CTX *ctx, | 
|  | int (*bn_mod_exp)(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, | 
|  | const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx), | 
|  | BN_MONT_CTX *m_ctx); | 
|  | BN_BLINDING *rsa_setup_blinding(RSA *rsa, BN_CTX *in_ctx); | 
|  |  | 
|  |  | 
|  | int RSA_padding_add_PKCS1_type_1(uint8_t *to, unsigned to_len, | 
|  | const uint8_t *from, unsigned from_len); | 
|  | int RSA_padding_check_PKCS1_type_1(uint8_t *to, unsigned to_len, | 
|  | const uint8_t *from, unsigned from_len); | 
|  | int RSA_padding_add_PKCS1_type_2(uint8_t *to, unsigned to_len, | 
|  | const uint8_t *from, unsigned from_len); | 
|  | int RSA_padding_check_PKCS1_type_2(uint8_t *to, unsigned to_len, | 
|  | const uint8_t *from, unsigned from_len); | 
|  | int RSA_padding_add_PKCS1_OAEP_mgf1(uint8_t *to, unsigned to_len, | 
|  | const uint8_t *from, unsigned from_len, | 
|  | const uint8_t *param, unsigned plen, | 
|  | const EVP_MD *md, const EVP_MD *mgf1md); | 
|  | int RSA_padding_check_PKCS1_OAEP_mgf1(uint8_t *to, unsigned to_len, | 
|  | const uint8_t *from, unsigned from_len, | 
|  | const uint8_t *param, unsigned plen, | 
|  | const EVP_MD *md, const EVP_MD *mgf1md); | 
|  | int RSA_padding_add_none(uint8_t *to, unsigned to_len, const uint8_t *from, | 
|  | unsigned from_len); | 
|  | int RSA_padding_check_none(uint8_t *to, unsigned to_len, const uint8_t *from, | 
|  | unsigned from_len); | 
|  |  | 
|  | /* RSA_verify_PKCS1_PSS_mgf1 */ | 
|  | int RSA_verify_PKCS1_PSS_mgf1(RSA *rsa, const uint8_t *mHash, | 
|  | const EVP_MD *Hash, const EVP_MD *mgf1Hash, | 
|  | const uint8_t *EM, int sLen); | 
|  |  | 
|  | int RSA_padding_add_PKCS1_PSS_mgf1(RSA *rsa, uint8_t *EM, const uint8_t *mHash, | 
|  | const EVP_MD *Hash, const EVP_MD *mgf1Hash, | 
|  | int sLen); | 
|  |  | 
|  | /* RSA_private_transform calls either the method-specific |private_transform| | 
|  | * function (if given) or the generic one. See the comment for | 
|  | * |private_transform| in |rsa_meth_st|. */ | 
|  | int RSA_private_transform(RSA *rsa, uint8_t *out, const uint8_t *in, | 
|  | size_t len); | 
|  |  | 
|  | typedef struct rsa_pss_params_st { | 
|  | X509_ALGOR *hashAlgorithm; | 
|  | X509_ALGOR *maskGenAlgorithm; | 
|  | ASN1_INTEGER *saltLength; | 
|  | ASN1_INTEGER *trailerField; | 
|  | } RSA_PSS_PARAMS; | 
|  |  | 
|  | DECLARE_ASN1_FUNCTIONS(RSA_PSS_PARAMS) | 
|  |  | 
|  | typedef struct rsa_oaep_params_st { | 
|  | X509_ALGOR *hashFunc; | 
|  | X509_ALGOR *maskGenFunc; | 
|  | X509_ALGOR *pSourceFunc; | 
|  | } RSA_OAEP_PARAMS; | 
|  |  | 
|  | #if defined(__cplusplus) | 
|  | } /* extern C */ | 
|  | #endif | 
|  |  | 
|  | #endif /* OPENSSL_HEADER_RSA_INTERNAL_H */ |