wolfSSL SSL/TLS library, support up to TLS1.3
Dependents: CyaSSL-Twitter-OAuth4Tw Example-client-tls-cert TwitterReader TweetTest ... more
Diff: wolfssl/wolfcrypt/dsa.h
- Revision:
- 0:d92f9d21154c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wolfssl/wolfcrypt/dsa.h Fri Jun 26 00:39:20 2015 +0000 @@ -0,0 +1,76 @@ +/* dsa.h + * + * Copyright (C) 2006-2015 wolfSSL Inc. + * + * This file is part of wolfSSL. (formerly known as CyaSSL) + * + * wolfSSL 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. + * + * wolfSSL 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA + */ + +#ifndef WOLF_CRYPT_DSA_H +#define WOLF_CRYPT_DSA_H + +#include <wolfssl/wolfcrypt/types.h> + +#ifndef NO_DSA + +#include <wolfssl/wolfcrypt/integer.h> +#include <wolfssl/wolfcrypt/random.h> + +/* for DSA reverse compatibility */ +#define InitDsaKey wc_InitDsaKey +#define FreeDsaKey wc_FreeDsaKey +#define DsaSign wc_DsaSign +#define DsaVerify wc_DsaVerify +#define DsaPublicKeyDecode wc_DsaPublicKeyDecode +#define DsaPrivateKeyDecode wc_DsaPrivateKeyDecode + +#ifdef __cplusplus + extern "C" { +#endif + + +enum { + DSA_PUBLIC = 0, + DSA_PRIVATE = 1 +}; + +/* DSA */ +typedef struct DsaKey { + mp_int p, q, g, y, x; + int type; /* public or private */ +} DsaKey; + + +WOLFSSL_API void wc_InitDsaKey(DsaKey* key); +WOLFSSL_API void wc_FreeDsaKey(DsaKey* key); + +WOLFSSL_API int wc_DsaSign(const byte* digest, byte* out, DsaKey* key, RNG* rng); +WOLFSSL_API int wc_DsaVerify(const byte* digest, const byte* sig, DsaKey* key, + int* answer); + +WOLFSSL_API int wc_DsaPublicKeyDecode(const byte* input, word32* inOutIdx, DsaKey*, + word32); +WOLFSSL_API int wc_DsaPrivateKeyDecode(const byte* input, word32* inOutIdx, DsaKey*, + word32); + +#ifdef __cplusplus + } /* extern "C" */ +#endif + +#endif /* NO_DSA */ +#endif /* WOLF_CRYPT_DSA_H */ + +