view src/os/unix/ngx_time.h @ 9153:8f7e6d8c061e

QUIC: use last client dcid to receive initial packets. Previously, original dcid was used to receive initial client packets in case server initial response was lost. However, last dcid should be used instead. These two are the same unless retry is used. In case of retry, client resends initial packet with a new dcid, that is different from the original dcid. If server response is lost, the client resends this packet again with the same dcid. This is shown in RFC 9000, 7.3. Authenticating Connection IDs, Figure 8. The issue manifested itself with creating multiple server sessions in response to each post-retry client initial packet, if server response is lost.
author Roman Arutyunyan <arut@nginx.com>
date Wed, 30 Aug 2023 11:09:21 +0400
parents d620f497c50f
children
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/*
 * Copyright (C) Igor Sysoev
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_TIME_H_INCLUDED_
#define _NGX_TIME_H_INCLUDED_


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


typedef ngx_rbtree_key_t      ngx_msec_t;
typedef ngx_rbtree_key_int_t  ngx_msec_int_t;

typedef struct tm             ngx_tm_t;

#define ngx_tm_sec            tm_sec
#define ngx_tm_min            tm_min
#define ngx_tm_hour           tm_hour
#define ngx_tm_mday           tm_mday
#define ngx_tm_mon            tm_mon
#define ngx_tm_year           tm_year
#define ngx_tm_wday           tm_wday
#define ngx_tm_isdst          tm_isdst

#define ngx_tm_sec_t          int
#define ngx_tm_min_t          int
#define ngx_tm_hour_t         int
#define ngx_tm_mday_t         int
#define ngx_tm_mon_t          int
#define ngx_tm_year_t         int
#define ngx_tm_wday_t         int


#if (NGX_HAVE_GMTOFF)
#define ngx_tm_gmtoff         tm_gmtoff
#define ngx_tm_zone           tm_zone
#endif


#if (NGX_SOLARIS)

#define ngx_timezone(isdst) (- (isdst ? altzone : timezone) / 60)

#else

#define ngx_timezone(isdst) (- (isdst ? timezone + 3600 : timezone) / 60)

#endif


void ngx_timezone_update(void);
void ngx_localtime(time_t s, ngx_tm_t *tm);
void ngx_libc_localtime(time_t s, struct tm *tm);
void ngx_libc_gmtime(time_t s, struct tm *tm);

#define ngx_gettimeofday(tp)  (void) gettimeofday(tp, NULL);
#define ngx_msleep(ms)        (void) usleep(ms * 1000)
#define ngx_sleep(s)          (void) sleep(s)


#endif /* _NGX_TIME_H_INCLUDED_ */