rfc2435.h

#pragma once

#include <stdint.h>

/**
 * Wraps MakeTables from RFC2445 Appendix A.
 * https://datatracker.ietf.org/doc/html/rfc2435
 */
void rfc2435_make_tables(int q, uint8_t *lqt, uint8_t *cqt);

#define RFC2435_HEADER_MAX_SIZE_BYTES 739

/**
 * Wraps MakeHeaders from RFC2445 Appendix B.
 * https://datatracker.ietf.org/doc/html/rfc2435
 *
 * It seems that MakeHeaders() needs *p to be max. 739 bytes large,
 * so if you reserve 1024b you should be on the safe side.
 */
int rfc2435_make_headers(uint8_t *p, int type, int w, int h, const uint8_t *lqt, const uint8_t *cqt,
                         uint16_t dri);