QSC Post Quantum Cryptographic Library 1.1.0.2 (B2)
A post quantum secure library written in Ansi C
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eddhbase.h
1/* 2020-2026 Quantum Resistant Cryptographic Solutions Corporation
2 * All Rights Reserved.
3 *
4 * NOTICE:
5 * This software and all accompanying materials are the exclusive property of
6 * Quantum Resistant Cryptographic Solutions Corporation (QRCS). The intellectual
7 * and technical concepts contained herein are proprietary to QRCS and are
8 * protected under applicable Canadian, U.S., and international copyright,
9 * patent, and trade secret laws.
10 *
11 * CRYPTOGRAPHIC ALGORITHMS AND IMPLEMENTATIONS:
12 * - This software includes implementations of cryptographic primitives and
13 * algorithms that are standardized or in the public domain, such as AES
14 * and SHA-3, which are not proprietary to QRCS.
15 * - This software also includes cryptographic primitives, constructions, and
16 * algorithms designed by QRCS, including but not limited to RCS, SCB, CSX, QMAC, and
17 * related components, which are proprietary to QRCS.
18 * - All source code, implementations, protocol compositions, optimizations,
19 * parameter selections, and engineering work contained in this software are
20 * original works of QRCS and are protected under this license.
21 *
22 * LICENSE AND USE RESTRICTIONS:
23 * - This software is licensed under the Quantum Resistant Cryptographic Solutions
24 * Public Research and Evaluation License (QRCS-PREL), 2025-2026.
25 * - Permission is granted solely for non-commercial evaluation, academic research,
26 * cryptographic analysis, interoperability testing, and feasibility assessment.
27 * - Commercial use, production deployment, commercial redistribution, or
28 * integration into products or services is strictly prohibited without a
29 * separate written license agreement executed with QRCS.
30 * - Licensing and authorized distribution are solely at the discretion of QRCS.
31 *
32 * EXPERIMENTAL CRYPTOGRAPHY NOTICE:
33 * Portions of this software may include experimental, novel, or evolving
34 * cryptographic designs. Use of this software is entirely at the user's risk.
35 *
36 * DISCLAIMER:
37 * THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
38 * IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS
39 * FOR A PARTICULAR PURPOSE, SECURITY, OR NON-INFRINGEMENT. QRCS DISCLAIMS ALL
40 * LIABILITY FOR ANY DIRECT, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
41 * ARISING FROM THE USE OR MISUSE OF THIS SOFTWARE.
42 *
43 * FULL LICENSE:
44 * This software is subject to the Quantum Resistant Cryptographic Solutions
45 * Public Research and Evaluation License (QRCS-PREL), 2025-2026. The complete license terms
46 * are provided in the accompanying LICENSE file or at https://www.qrcscorp.ca.
47 *
48 * Written by: John G. Underhill
49 * Contact: contact@qrcscorp.ca
50 */
51
52#ifndef QSC_ECDHBASE_H
53#define QSC_ECDHBASE_H
54
55#include "qsccommon.h"
56
57QSC_CPLUSPLUS_ENABLED_START
58
68
86int32_t qsc_crypto_scalarmult_curve25519_ref10_base(uint8_t* q, const uint8_t* n);
87
112int32_t qsc_crypto_scalarmult_curve25519_ref10(uint8_t* q, const uint8_t* n, const uint8_t* p);
113
137int32_t qsc_crypto_scalarmult_curve25519(uint8_t* q, const uint8_t* n, const uint8_t* p);
138
150bool qsc_x25519_key_exchange(uint8_t* secret, const uint8_t* publickey, const uint8_t* privatekey);
151
161void qsc_x25519_generate_keypair(uint8_t* publickey, uint8_t* privatekey, const uint8_t* seed);
162
163QSC_CPLUSPLUS_ENABLED_END
164
165#endif
qsccommon.h
Contains common definitions for the Quantum Secure Cryptographic (QSC) library.