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