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view src/core/ngx_proxy_protocol.h @ 8081:9aedab0f0dff quic

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QUIC: check that the packet length is of at least sample size. From quic-tls draft, section 5.4.2: An endpoint MUST discard packets that are not long enough to contain a complete sample. The check includes the Packet Number field assumed to be 4 bytes long.
author Sergey Kandaurov <pluknet@nginx.com>
date Tue, 08 Sep 2020 13:28:56 +0300
parents 89adf49fe76a
children cca4c8a715de
line wrap: on
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/*
 * Copyright (C) Roman Arutyunyan
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_PROXY_PROTOCOL_H_INCLUDED_
#define _NGX_PROXY_PROTOCOL_H_INCLUDED_


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


#define NGX_PROXY_PROTOCOL_MAX_HEADER  107


struct ngx_proxy_protocol_s {
    ngx_str_t           src_addr;
    ngx_str_t           dst_addr;
    in_port_t           src_port;
    in_port_t           dst_port;
};


u_char *ngx_proxy_protocol_read(ngx_connection_t *c, u_char *buf,
    u_char *last);
u_char *ngx_proxy_protocol_write(ngx_connection_t *c, u_char *buf,
    u_char *last);


#endif /* _NGX_PROXY_PROTOCOL_H_INCLUDED_ */