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/*
* Copyright (C) Igor Sysoev
* Copyright (C) NGINX, Inc.
*/
#ifndef _NXT_THREAD_TIME_H_INCLUDED_
#define _NXT_THREAD_TIME_H_INCLUDED_
#define NXT_THREAD_TIME_LOCAL 0
#define NXT_THREAD_TIME_GMT 1
#define NXT_THREAD_TIME_SEC 0
#define NXT_THREAD_TIME_MSEC 1
typedef struct {
nxt_atomic_t slot;
u_char *(*handler)(u_char *buf, nxt_realtime_t *now,
struct tm *tm, size_t size,
const char *format);
const char *format;
size_t size;
uint8_t timezone; /* 1 bit */
uint8_t msec; /* 1 bit */
} nxt_time_string_t;
typedef struct {
nxt_time_t last;
#if (NXT_DEBUG)
nxt_msec_t last_msec;
#endif
nxt_str_t string;
} nxt_time_string_cache_t;
typedef struct {
nxt_monotonic_time_t now;
nxt_time_t last_gmtime;
nxt_time_t last_localtime;
struct tm gmtime;
struct tm localtime;
uint32_t no_cache; /* 1 bit */
/*
* The flag indicating a signal state of a thread.
* It is used to handle local time of the thread:
* -1 means that the thread never runs in a signal context;
* 0 means that the thread may run in a signal context but not now;
* >0 means that the thread runs in a signal context right now.
*/
nxt_atomic_int_t signal;
nxt_atomic_uint_t nstrings;
nxt_time_string_cache_t *strings;
} nxt_thread_time_t;
NXT_EXPORT void nxt_thread_time_update(nxt_thread_t *thr);
void nxt_thread_time_free(nxt_thread_t *thr);
NXT_EXPORT nxt_time_t nxt_thread_time(nxt_thread_t *thr);
NXT_EXPORT nxt_realtime_t *nxt_thread_realtime(nxt_thread_t *thr);
NXT_EXPORT u_char *nxt_thread_time_string(nxt_thread_t *thr,
nxt_time_string_t *ts, u_char *buf);
void nxt_time_thread_start(nxt_msec_t interval);
#define nxt_thread_monotonic_time(thr) \
(thr)->time.now.monotonic
#if (NXT_DEBUG)
#define nxt_thread_time_debug_update(thr) \
nxt_thread_time_update(thr)
#else
#define nxt_thread_time_debug_update(thr)
#endif
NXT_EXPORT void nxt_gmtime(nxt_time_t s, struct tm *tm);
#endif /* _NXT_THREAD_TIME_H_INCLUDED_ */
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