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added option file handling

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Werner Koch 1997-12-12 12:03:58 +00:00
parent 935965049d
commit 68ea0f4353
38 changed files with 2772 additions and 551 deletions
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49
cipher/dsa.h Normal file
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/* dsa.h - DSA signature scheme
* Copyright (c) 1997 by Werner Koch (dd9jn)
*
* This file is part of G10.
*
* G10 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.
*
* G10 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 G10_DSA_H
#define G10_DSA_H
#include "mpi.h"
typedef struct {
MPI p; /* prime */
MPI q; /* group order */
MPI g; /* group generator */
MPI y; /* g^x mod p */
} DSA_public_key;
typedef struct {
MPI p; /* prime */
MPI q; /* group order */
MPI g; /* group generator */
MPI y; /* g^x mod p */
MPI x; /* secret exponent */
} DSA_secret_key;
void dsa_free_public_key( DSA_public_key *pk );
void dsa_free_secret_key( DSA_secret_key *sk );
void dsa_generate( DSA_public_key *pk, DSA_secret_key *sk, unsigned nbits );
int dsa_check_secret_key( DSA_secret_key *sk );
void dsa_sign(MPI a, MPI b, MPI input, DSA_secret_key *skey);
int dsa_verify(MPI a, MPI b, MPI input, DSA_public_key *pkey);
#endif /*G10_DSA_H*/