QSC Post Quantum Cryptographic Library 1.0.0.6c (A6)
A post quantum secure library written in Ansi C
 
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ecdhbase.h
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1/*
2 * 2025 Quantum Resistant Cryptographic Solutions Corporation
3 * All Rights Reserved.
4 *
5 * NOTICE: This software and all accompanying materials are the exclusive
6 * property of Quantum Resistant Cryptographic Solutions Corporation (QRCS).
7 * The intellectual and technical concepts contained within this implementation
8 * are proprietary to QRCS and its authorized licensors and are protected under
9 * applicable U.S. and international copyright, patent, and trade secret laws.
10 *
11 * CRYPTOGRAPHIC STANDARDS:
12 * - This software includes implementations of cryptographic algorithms such as
13 * SHA3, AES, and others. These algorithms are public domain or standardized
14 * by organizations such as NIST and are NOT the property of QRCS.
15 * - However, all source code, optimizations, and implementations in this library
16 * are original works of QRCS and are protected under this license.
17 *
18 * RESTRICTIONS:
19 * - Redistribution, modification, or unauthorized distribution of this software,
20 * in whole or in part, is strictly prohibited.
21 * - This software is provided for non-commercial, educational, and research
22 * purposes only. Commercial use in any form is expressly forbidden.
23 * - Licensing and authorized distribution are solely at the discretion of QRCS.
24 * - Any use of this software implies acceptance of these restrictions.
25 *
26 * DISCLAIMER:
27 * This software is provided "as is," without warranty of any kind, express or
28 * implied, including but not limited to warranties of merchantability or fitness
29 * for a particular purpose. QRCS disclaims all liability for any direct, indirect,
30 * incidental, or consequential damages resulting from the use or misuse of this software.
31 *
32 * FULL LICENSE:
33 * This software is subject to the **Quantum Resistant Cryptographic Solutions
34 * Proprietary License (QRCS-PL)**. The complete license terms are included
35 * in the LICENSE.txt file distributed with this software.
36 *
37 * Written by: John G. Underhill
38 * Contact: john.underhill@protonmail.com
39 */
40
41#ifndef QSC_ECDHBASE_H
42#define QSC_ECDHBASE_H
43
44#include "common.h"
45
46QSC_CPLUSPLUS_ENABLED_START
47
57
69bool qsc_ed25519_key_exchange(uint8_t* secret, const uint8_t* publickey, const uint8_t* privatekey);
70
80void qsc_ed25519_generate_keypair(uint8_t* publickey, uint8_t* privatekey, const uint8_t* seed);
81
82QSC_CPLUSPLUS_ENABLED_END
83
84#endif
common.h
Contains common definitions for the Quantum Secure Cryptographic (QSC) library.
qsc_ed25519_generate_keypair
void qsc_ed25519_generate_keypair(uint8_t *publickey, uint8_t *privatekey, const uint8_t *seed)
Generates public and private keys for the ECDH key encapsulation mechanism.
Definition ecdhbase.c:163
qsc_ed25519_key_exchange
bool qsc_ed25519_key_exchange(uint8_t *secret, const uint8_t *publickey, const uint8_t *privatekey)
Combine an external public key with an internal private key to produce a shared secret.
Definition ecdhbase.c:145