mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-16 11:28:14 +00:00
56 lines
2.6 KiB
C
56 lines
2.6 KiB
C
/**
|
|
* Copyright (c) 2013 Tomas Dzetkulic
|
|
* Copyright (c) 2013 Pavol Rusnak
|
|
*
|
|
* 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 __ECDSA_H__
|
|
#define __ECDSA_H__
|
|
|
|
#include <stdint.h>
|
|
|
|
#include "secp256k1.h"
|
|
|
|
#ifndef USE_RFC6979
|
|
#define USE_RFC6979 1
|
|
#endif
|
|
|
|
void point_add(const curve_point *cp1, curve_point *cp2);
|
|
void point_double(curve_point *cp);
|
|
void point_multiply(const bignum256 *k, const curve_point *p, curve_point *res);
|
|
void scalar_multiply(const bignum256 *k, curve_point *res);
|
|
void uncompress_coords(uint8_t odd, const bignum256 *x, bignum256 *y);
|
|
|
|
int ecdsa_sign(const uint8_t *priv_key, const uint8_t *msg, uint32_t msg_len, uint8_t *sig);
|
|
int ecdsa_sign_double(const uint8_t *priv_key, const uint8_t *msg, uint32_t msg_len, uint8_t *sig);
|
|
int ecdsa_sign_digest(const uint8_t *priv_key, const uint8_t *digest, uint8_t *sig);
|
|
void ecdsa_get_public_key33(const uint8_t *priv_key, uint8_t *pub_key);
|
|
void ecdsa_get_public_key65(const uint8_t *priv_key, uint8_t *pub_key);
|
|
void ecdsa_get_pubkeyhash(const uint8_t *pub_key, uint8_t *pubkeyhash);
|
|
void ecdsa_get_address(const uint8_t *pub_key, uint8_t version, char *addr);
|
|
int ecdsa_address_decode(const char *addr, uint8_t *out);
|
|
int ecdsa_read_pubkey(const uint8_t *pub_key, curve_point *pub);
|
|
int ecdsa_verify(const uint8_t *pub_key, const uint8_t *sig, const uint8_t *msg, uint32_t msg_len);
|
|
int ecdsa_verify_double(const uint8_t *pub_key, const uint8_t *sig, const uint8_t *msg, uint32_t msg_len);
|
|
int ecdsa_verify_digest(const uint8_t *pub_key, const uint8_t *sig, const uint8_t *digest);
|
|
int ecdsa_sig_to_der(const uint8_t *sig, uint8_t *der);
|
|
|
|
#endif
|