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/*
* Embedded Linux library
* Copyright (C) 2018 Intel Corporation
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#ifndef __ELL_ECDH_H
#define __ELL_ECDH_H
#ifdef __cplusplus
extern "C" {
#endif
struct l_ecc_curve;
struct l_ecc_point;
struct l_ecc_scalar;
/*
* Generate a private/public key pair. private/public are out parameters and
* must be freed.
*/
bool l_ecdh_generate_key_pair(const struct l_ecc_curve *curve,
struct l_ecc_scalar **out_private,
struct l_ecc_point **out_public);
/*
* Generate a shared secret from a private/public key. secret is an out
* parameters and must be freed.
*/
bool l_ecdh_generate_shared_secret(const struct l_ecc_scalar *private_key,
const struct l_ecc_point *other_public,
struct l_ecc_scalar **secret);
#ifdef __cplusplus
}
#endif
#endif /* __ELL_ECDH_H */
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