| /* |
| * |
| * Embedded Linux library |
| * |
| * Copyright (C) 2018 Intel Corporation. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| */ |
| |
| #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 */ |