tlsio.h

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/* 2020-2026 Quantum Resistant Cryptographic Solutions Corporation
 * All Rights Reserved.
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 * Quantum Resistant Cryptographic Solutions Corporation (QRCS). The intellectual
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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
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 *   algorithms designed by QRCS, including but not limited to RCS, SCB, CSX, QMAC, and
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 * ARISING FROM THE USE OR MISUSE OF THIS SOFTWARE.
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 * Public Research and Evaluation License (QRCS-PREL), 2025-2026. The complete license terms
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 * Written by: John G. Underhill
 * Contact: contact@qrcscorp.ca
 */
 
#ifndef QSC_TLS_IO_H
#define QSC_TLS_IO_H
 
#include "qsccommon.h"
#include "tlserrors.h"
#include "tlsengine.h"
#include "socket.h"
 
QSC_CPLUSPLUS_ENABLED_START


#define QSC_TLS_IO_RECV_CHUNK 4096U

#define QSC_TLS_IO_RX_BUFFER_SIZE QSC_TLS_STREAM_BUFFER_MAX_SIZE

typedef struct qsc_tls_io_connection
{
    qsc_tls_connection* engine;                       
    qsc_socket* socket;                               
    uint8_t rxbuffer[QSC_TLS_IO_RX_BUFFER_SIZE];      
    size_t rxbufferlen;                               
} qsc_tls_io_connection;

QSC_EXPORT_API qsc_tls_status qsc_tls_io_attach(qsc_tls_io_connection* io, qsc_tls_connection* engine, qsc_socket* socket);

QSC_EXPORT_API qsc_tls_status qsc_tls_io_handshake(qsc_tls_io_connection* io);

QSC_EXPORT_API qsc_tls_status qsc_tls_io_send(qsc_tls_io_connection* io, const uint8_t* input, size_t inlen, size_t* written);

QSC_EXPORT_API qsc_tls_status qsc_tls_io_receive(qsc_tls_io_connection* io, uint8_t* output, size_t outlen, size_t* read);

QSC_EXPORT_API qsc_tls_status qsc_tls_io_shutdown(qsc_tls_io_connection* io);
 
QSC_CPLUSPLUS_ENABLED_END
 
#endif