view src/core/ngx_syslog.h @ 7774:e10b4c61420f quic

Implemented retransmission and retransmit queue. All frames collected to packet are moved into a per-namespace send queue. QUIC connection has a timer which fires on the closest max_ack_delay time. The frame is deleted from the queue when a corresponding packet is acknowledged. The NGX_QUIC_MAX_RETRANSMISSION is a timeout that defines maximum length of retransmission of a frame.
author Vladimir Homutov <vl@nginx.com>
date Wed, 01 Apr 2020 17:06:26 +0300
parents 7f9935f07fe9
children 29adacffdefa
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/*
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_SYSLOG_H_INCLUDED_
#define _NGX_SYSLOG_H_INCLUDED_


typedef struct {
    ngx_uint_t        facility;
    ngx_uint_t        severity;
    ngx_str_t         tag;

    ngx_addr_t        server;
    ngx_connection_t  conn;
    unsigned          busy:1;
    unsigned          nohostname:1;
} ngx_syslog_peer_t;


char *ngx_syslog_process_conf(ngx_conf_t *cf, ngx_syslog_peer_t *peer);
u_char *ngx_syslog_add_header(ngx_syslog_peer_t *peer, u_char *buf);
void ngx_syslog_writer(ngx_log_t *log, ngx_uint_t level, u_char *buf,
    size_t len);
ssize_t ngx_syslog_send(ngx_syslog_peer_t *peer, u_char *buf, size_t len);


#endif /* _NGX_SYSLOG_H_INCLUDED_ */