domain.h

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/* 2025-2026 Quantum Resistant Cryptographic Solutions Corporation
 * All Rights Reserved.
 *
 * NOTICE:
 * This software and all accompanying materials are the exclusive property of
 * Quantum Resistant Cryptographic Solutions Corporation (QRCS). The intellectual
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 * protected under applicable Canadian, U.S., and international copyright,
 * patent, and trade secret laws.
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 * CRYPTOGRAPHIC ALGORITHMS AND IMPLEMENTATIONS:
 * - This software includes implementations of cryptographic primitives and
 *   algorithms that are standardized or in the public domain, such as AES
 *   and SHA-3, which are not proprietary to QRCS.
 * - This software also includes cryptographic primitives, constructions, and
 *   algorithms designed by QRCS, including but not limited to RCS, SCB, CSX, QMAC, and
 *   related components, which are proprietary to QRCS.
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 * - This software is licensed under the Quantum Resistant Cryptographic Solutions
 *   Public Research and Evaluation License (QRCS-PREL), 2025-2026.
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 * EXPERIMENTAL CRYPTOGRAPHY NOTICE:
 * Portions of this software may include experimental, novel, or evolving
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 * ARISING FROM THE USE OR MISUSE OF THIS SOFTWARE.
 *
 * FULL LICENSE:
 * This software is subject to the Quantum Resistant Cryptographic Solutions
 * Public Research and Evaluation License (QRCS-PREL), 2025-2026. The complete license terms
 * are provided in the accompanying LICENSE file or at https://www.qrcscorp.ca.
 *
 * Written by: John G. Underhill
 * Contact: contact\qrcscorp.ca
 */
 
#ifndef MCEL_DOMAIN_H
#define MCEL_DOMAIN_H
 
#include "mcelcommon.h"


#define MCEL_DOMAIN_HASH_SIZE 32U

#define MCEL_DOMAIN_NAME_STRING "MCEL-LEDGER"

#define MCEL_DOMAIN_STRING_DEPTH 8U

#define MCEL_DOMAIN_STRING_WIDTH 17U
 

MCEL_EXPORT_API typedef enum mcel_domain_types
{
    mcel_domain_none = 0U,                  
    mcel_domain_block = 1U,                 
    mcel_domain_checkpoint = 2U,          
    mcel_domain_ciphertext = 3U,          
    mcel_domain_node = 4U,                  
    mcel_domain_plaintext = 5U,                
    mcel_domain_record = 6U,              
    mcel_domain_anchor = 7U,              
} mcel_domain_types;
 
static const char USBL_DOMAIN_NAME_STRINGS[MCEL_DOMAIN_STRING_DEPTH][MCEL_DOMAIN_STRING_WIDTH] =
{
    "MCEL-DOMAIN-NONE",
    "MCEL-DOMAIN-BLCK",
    "MCEL-DOMAIN-CHCK",
    "MCEL-DOMAIN-CTXT",
    "MCEL-DOMAIN-NODE",
    "MCEL-DOMAIN-PTXT",
    "MCEL-DOMAIN-RCRD",
    "MCEL-DOMAIN-ANCR",
};

MCEL_EXPORT_API const char* mcel_domain_to_name(mcel_domain_types domain);

MCEL_EXPORT_API bool mcel_domain_hash_message(uint8_t* output, mcel_domain_types domain, const uint8_t* msg, size_t msglen);
 
#endif