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view src/http/v3/ngx_http_v3_encode.h @ 8509:5b0c229ba5fe quic

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QUIC: fixed padding calculation. Sometimes, QUIC packets need to be of certain (or minimal) size. This is achieved by adding PADDING frames. It is possible, that adding padding will affect header size, thus forcing us to recalculate padding size once more.
author Vladimir Homutov <vl@nginx.com>
date Mon, 05 Jul 2021 13:17:10 +0300
parents 0ac25efb2da3
children
line wrap: on
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/*
 * Copyright (C) Roman Arutyunyan
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_HTTP_V3_ENCODE_H_INCLUDED_
#define _NGX_HTTP_V3_ENCODE_H_INCLUDED_


#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_http.h>


uintptr_t ngx_http_v3_encode_varlen_int(u_char *p, uint64_t value);
uintptr_t ngx_http_v3_encode_prefix_int(u_char *p, uint64_t value,
    ngx_uint_t prefix);

uintptr_t ngx_http_v3_encode_field_section_prefix(u_char *p,
    ngx_uint_t insert_count, ngx_uint_t sign, ngx_uint_t delta_base);
uintptr_t ngx_http_v3_encode_field_ri(u_char *p, ngx_uint_t dynamic,
    ngx_uint_t index);
uintptr_t ngx_http_v3_encode_field_lri(u_char *p, ngx_uint_t dynamic,
    ngx_uint_t index, u_char *data, size_t len);
uintptr_t ngx_http_v3_encode_field_l(u_char *p, ngx_str_t *name,
    ngx_str_t *value);
uintptr_t ngx_http_v3_encode_field_pbi(u_char *p, ngx_uint_t index);
uintptr_t ngx_http_v3_encode_field_lpbi(u_char *p, ngx_uint_t index,
    u_char *data, size_t len);


#endif /* _NGX_HTTP_V3_ENCODE_H_INCLUDED_ */