84 lines
2.5 KiB
C
84 lines
2.5 KiB
C
/* dsa.h
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*
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* Copyright (C) 2006-2017 wolfSSL Inc.
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*
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* This file is part of wolfSSL.
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*
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* wolfSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* wolfSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*/
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#ifndef WOLF_CRYPT_DSA_H
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#define WOLF_CRYPT_DSA_H
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#include <wolfssl/wolfcrypt/types.h>
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#ifndef NO_DSA
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#include <wolfssl/wolfcrypt/integer.h>
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#include <wolfssl/wolfcrypt/random.h>
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/* for DSA reverse compatibility */
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#define InitDsaKey wc_InitDsaKey
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#define FreeDsaKey wc_FreeDsaKey
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#define DsaSign wc_DsaSign
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#define DsaVerify wc_DsaVerify
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#define DsaPublicKeyDecode wc_DsaPublicKeyDecode
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#define DsaPrivateKeyDecode wc_DsaPrivateKeyDecode
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#define DsaKeyToDer wc_DsaKeyToDer
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum {
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DSA_PUBLIC = 0,
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DSA_PRIVATE = 1
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};
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/* DSA */
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typedef struct DsaKey {
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mp_int p, q, g, y, x;
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int type; /* public or private */
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void* heap; /* memory hint */
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} DsaKey;
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WOLFSSL_API int wc_InitDsaKey(DsaKey* key);
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WOLFSSL_API int wc_InitDsaKey_h(DsaKey* key, void* h);
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WOLFSSL_API void wc_FreeDsaKey(DsaKey* key);
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WOLFSSL_API int wc_DsaSign(const byte* digest, byte* out,
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DsaKey* key, WC_RNG* rng);
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WOLFSSL_API int wc_DsaVerify(const byte* digest, const byte* sig,
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DsaKey* key, int* answer);
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WOLFSSL_API int wc_DsaPublicKeyDecode(const byte* input, word32* inOutIdx,
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DsaKey*, word32);
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WOLFSSL_API int wc_DsaPrivateKeyDecode(const byte* input, word32* inOutIdx,
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DsaKey*, word32);
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WOLFSSL_API int wc_DsaKeyToDer(DsaKey* key, byte* output, word32 inLen);
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#ifdef WOLFSSL_KEY_GEN
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WOLFSSL_API int wc_MakeDsaKey(WC_RNG *rng, DsaKey *dsa);
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WOLFSSL_API int wc_MakeDsaParameters(WC_RNG *rng, int modulus_size, DsaKey *dsa);
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#endif
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* NO_DSA */
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#endif /* WOLF_CRYPT_DSA_H */
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