x509write.h

Go to the documentation of this file.

/* 2020-2026 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
 * and technical concepts contained herein are proprietary to QRCS and are
 * protected under applicable Canadian, U.S., and international copyright,
 * patent, and trade secret laws.
 *
 * 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.
 * - All source code, implementations, protocol compositions, optimizations,
 *   parameter selections, and engineering work contained in this software are
 *   original works of QRCS and are protected under this license.
 *
 * LICENSE AND USE RESTRICTIONS:
 * - This software is licensed under the Quantum Resistant Cryptographic Solutions
 *   Public Research and Evaluation License (QRCS-PREL), 2025-2026.
 * - Permission is granted solely for non-commercial evaluation, academic research,
 *   cryptographic analysis, interoperability testing, and feasibility assessment.
 * - Commercial use, production deployment, commercial redistribution, or
 *   integration into products or services is strictly prohibited without a
 *   separate written license agreement executed with QRCS.
 * - Licensing and authorized distribution are solely at the discretion of QRCS.
 *
 * EXPERIMENTAL CRYPTOGRAPHY NOTICE:
 * Portions of this software may include experimental, novel, or evolving
 * cryptographic designs. Use of this software is entirely at the user's risk.
 *
 * DISCLAIMER:
 * THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE, SECURITY, OR NON-INFRINGEMENT. QRCS DISCLAIMS ALL
 * LIABILITY FOR ANY DIRECT, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
 * 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 QSC_X509_WRITE_H
#define QSC_X509_WRITE_H
 
#include "qsccommon.h"
#include "x509crl.h"
#include "x509crlwrite.h"
#include "x509types.h"
 
QSC_CPLUSPLUS_ENABLED_START


QSC_EXPORT_API qsc_asn1_status qsc_x509_write_length(size_t length, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_tag(uint8_t tagclass, bool constructed, uint32_t tagnumber, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_integer(const uint8_t* value, size_t valuelen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_boolean(bool value, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_null(uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_oid(const qsc_asn1_oid* oid, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_octet_string(const uint8_t* value, size_t valuelen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_bit_string(const uint8_t* value, size_t valuelen, uint8_t unusedbits, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_utf8_string(const char* value, size_t valuelen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_printable_string(const char* value, size_t valuelen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_ia5_string(const char* value, size_t valuelen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_utctime(const qsc_asn1_time* value, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_generalized_time(const qsc_asn1_time* value, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_sequence(const uint8_t* content, size_t contentlen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_set(const uint8_t* content, size_t contentlen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_explicit(uint32_t tagnumber, const uint8_t* content, size_t contentlen, 
    uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_raw(uint8_t tagclass, bool constructed, uint32_t tagnumber, 
    const uint8_t* content, size_t contentlen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_algorithm_identifier_for_signature(qsc_x509_signature_algorithm signature,
    uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_algorithm_identifier_for_public_key(qsc_x509_public_key_algorithm publickey, 
    qsc_x509_named_curve curve, qsc_x509_pqc_parameter_set pqcparameter, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_spki_ec(qsc_x509_named_curve curve, const uint8_t* publickey,
    size_t publickeylen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_spki_ml_dsa(qsc_x509_pqc_parameter_set parameterset, 
    const uint8_t* publickey, size_t publickeylen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_spki_ml_kem(qsc_x509_pqc_parameter_set parameterset, const uint8_t* publickey, 
    size_t publickeylen, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_algorithm_identifier(const qsc_x509_algorithm_identifier* algorithm, 
    uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_name(const qsc_x509_name* name, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_validity(const qsc_x509_validity* validity, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_general_name(const qsc_x509_general_name* name, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_spki(const qsc_x509_subject_public_key_info* spki, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_extension(const qsc_x509_extension* extension, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_extensions(const qsc_x509_extensions* extensions, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_basic_constraints(const qsc_x509_basic_constraints* basicconstraints, 
    uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_key_usage(const qsc_x509_key_usage* keyusage, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_extended_key_usage(const qsc_x509_extended_key_usage* extendedkeyusage, 
    uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_subject_key_identifier(const qsc_x509_subject_key_identifier* subjectkeyidentifier, 
    uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_authority_key_identifier(const qsc_x509_authority_key_identifier* authoritykeyidentifier, 
    uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_subject_alt_name(const qsc_x509_subject_alt_name* subjectaltname, uint8_t* output, size_t* outputlen);

QSC_EXPORT_API qsc_asn1_status qsc_x509_write_issuer_alt_name(const qsc_x509_issuer_alt_name* issueraltname, uint8_t* output, size_t* outputlen);
QSC_EXPORT_API qsc_asn1_status qsc_x509_crl_builder_set_authority_key_identifier(qsc_x509_crl_builder* builder, const qsc_x509_authority_key_identifier* authoritykeyidentifier);

QSC_EXPORT_API qsc_asn1_status qsc_x509_crl_builder_set_crl_number(qsc_x509_crl_builder* builder, const uint8_t* value, size_t valuelen, bool critical);

QSC_EXPORT_API qsc_asn1_status qsc_x509_compute_authority_key_identifier_from_issuer(const qsc_x509_certificate* issuer, qsc_x509_authority_key_identifier* authoritykeyidentifier);
 
QSC_CPLUSPLUS_ENABLED_END
 
#endif