/* elgamal.h
* 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_ELGAMAL_H
#define G10_ELGAMAL_H
#include "mpi.h"
typedef struct {
MPI e; /* exponent */
MPI n; /* modulus */
} ELG_public_key;
typedef struct {
MPI e; /* public exponent */
MPI n; /* public modulus */
MPI p; /* prime p. */
MPI q; /* prime q. */
MPI d; /* exponent */
MPI u; /* inverse of p mod q. */
} ELG_secret_key;
void elg_public(MPI output, MPI input, ELG_public_key *skey );
void elg_secret(MPI output, MPI input, ELG_secret_key *skey );
#endif /*G10_ELGAMAL_H*/