wolfssl/cyassl/ctaocrypt/rsa.h
2012-11-01 15:03:29 -07:00

84 lines
2.7 KiB
C

/* rsa.h
*
* Copyright (C) 2006-2012 Sawtooth Consulting Ltd.
*
* This file is part of CyaSSL.
*
* CyaSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* CyaSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifndef NO_RSA
#ifndef CTAO_CRYPT_RSA_H
#define CTAO_CRYPT_RSA_H
#include <cyassl/ctaocrypt/types.h>
#include <cyassl/ctaocrypt/integer.h>
#include <cyassl/ctaocrypt/random.h>
#ifdef __cplusplus
extern "C" {
#endif
enum {
RSA_PUBLIC = 0,
RSA_PRIVATE = 1
};
/* RSA */
typedef struct RsaKey {
mp_int n, e, d, p, q, dP, dQ, u;
int type; /* public or private */
void* heap; /* for user memory overrides */
} RsaKey;
CYASSL_API void InitRsaKey(RsaKey* key, void*);
CYASSL_API void FreeRsaKey(RsaKey* key);
CYASSL_API int RsaPublicEncrypt(const byte* in, word32 inLen, byte* out,
word32 outLen, RsaKey* key, RNG* rng);
CYASSL_API int RsaPrivateDecryptInline(byte* in, word32 inLen, byte** out,
RsaKey* key);
CYASSL_API int RsaPrivateDecrypt(const byte* in, word32 inLen, byte* out,
word32 outLen, RsaKey* key);
CYASSL_API int RsaSSL_Sign(const byte* in, word32 inLen, byte* out,
word32 outLen, RsaKey* key, RNG* rng);
CYASSL_API int RsaSSL_VerifyInline(byte* in, word32 inLen, byte** out,
RsaKey* key);
CYASSL_API int RsaSSL_Verify(const byte* in, word32 inLen, byte* out,
word32 outLen, RsaKey* key);
CYASSL_API int RsaEncryptSize(RsaKey* key);
CYASSL_API int RsaPrivateKeyDecode(const byte* input, word32* inOutIdx, RsaKey*,
word32);
CYASSL_API int RsaPublicKeyDecode(const byte* input, word32* inOutIdx, RsaKey*,
word32);
#ifdef CYASSL_KEY_GEN
CYASSL_API int MakeRsaKey(RsaKey* key, int size, long e, RNG* rng);
CYASSL_API int RsaKeyToDer(RsaKey*, byte* output, word32 inLen);
#endif
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* CTAO_CRYPT_RSA_H */
#endif /* NO_RSA */