view ecc.h @ 756:bf9dc2d9c2b1 ecc

more bits on ecc branch
author Matt Johnston <matt@ucc.asn.au>
date Wed, 27 Mar 2013 00:38:03 +0800
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children 230666086711
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#ifndef _DROPBEAR_ECC_H
#define _DROPBEAR_ECC_H

#include "includes.h"
#include "options.h"

#include "buffer.h"

#ifdef DROPBEAR_ECC

struct dropbear_ecc_curve {
	const ltc_ecc_set_type* ltc_set;
	const struct ltc_hash_descriptor *hash_desc;
	const char *name;
};

extern const struct dropbear_ecc_curve ecc_curve_secp256r1;
extern const struct dropbear_ecc_curve ecc_curve_secp384r1;
extern const struct dropbear_ecc_curve ecc_curve_secp521r1;

// "pubkey" refers to a point, but LTC uses ecc_key structure for both public
// and private keys
void buf_put_ecc_pubkey_string(buffer *buf, ecc_key *key);
int buf_get_ecc_pubkey_string(buffer *buf, ecc_key *key);
int buf_get_ecc_privkey_string(buffer *buf, ecc_key *key);

mp_int * dropbear_ecc_shared_secret(ecc_key *pub_key, ecc_key *priv_key);


const ltc_ecc_set_type* get_ecc_curve(enum kex_type type);

#endif

#endif // _DROPBEAR_ECC_H