dragonfly.h revision 351611 
1/*
2 * Shared Dragonfly functionality
3 * Copyright (c) 2012-2016, Jouni Malinen <j@w1.fi>
4 * Copyright (c) 2019, The Linux Foundation
5 *
6 * This software may be distributed under the terms of the BSD license.
7 * See README for more details.
8 */
9
10#ifndef DRAGONFLY_H
11#define DRAGONFLY_H
12
13#define DRAGONFLY_MAX_ECC_PRIME_LEN 66
14
15struct crypto_bignum;
16struct crypto_ec;
17
18int dragonfly_suitable_group(int group, int ecc_only);
19unsigned int dragonfly_min_pwe_loop_iter(int group);
20int dragonfly_get_random_qr_qnr(const struct crypto_bignum *prime,
21				struct crypto_bignum **qr,
22				struct crypto_bignum **qnr);
23int dragonfly_is_quadratic_residue_blind(struct crypto_ec *ec,
24					 const u8 *qr, const u8 *qnr,
25					 const struct crypto_bignum *val);
26int dragonfly_generate_scalar(const struct crypto_bignum *order,
27			      struct crypto_bignum *_rand,
28			      struct crypto_bignum *_mask,
29			      struct crypto_bignum *scalar);
30
31#endif /* DRAGONFLY_H */
32