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/*
* Dropbear - a SSH2 server
*
* Copyright (c) 2002,2003 Matt Johnston
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE. */
#ifndef DROPBEAR_DSS_H_
#define DROPBEAR_DSS_H_
#include "includes.h"
#include "buffer.h"
#if DROPBEAR_DSS
typedef struct {
mp_int* p;
mp_int* q;
mp_int* g;
mp_int* y;
/* x is the private part */
mp_int* x;
} dropbear_dss_key;
#define DSS_P_BITS 1024
#define DSS_Q_BITS 160
void buf_put_dss_sign(buffer* buf, dropbear_dss_key *key, buffer *data_buf);
#if DROPBEAR_SIGNKEY_VERIFY
int buf_dss_verify(buffer* buf, dropbear_dss_key *key, buffer *data_buf);
#endif
int buf_get_dss_pub_key(buffer* buf, dropbear_dss_key *key);
int buf_get_dss_priv_key(buffer* buf, dropbear_dss_key *key);
void buf_put_dss_pub_key(buffer* buf, dropbear_dss_key *key);
void buf_put_dss_priv_key(buffer* buf, dropbear_dss_key *key);
void dss_key_free(dropbear_dss_key *key);
#endif /* DROPBEAR_DSS */
#endif /* DROPBEAR_DSS_H_ */
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