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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 *dp; // curve domain parameters
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);
ecc_key * buf_get_ecc_pubkey(buffer *buf, const struct dropbear_ecc_curve *curve);
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);
#endif
#endif // _DROPBEAR_ECC_H
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