Mercurial > hg > nginx-quic
annotate src/os/unix/ngx_time.h @ 6949:ff0c8e11edbc
Simplified and improved sendfile() code on Linux.
The ngx_linux_sendfile() function is now used for both normal sendfile()
and sendfile in threads. The ngx_linux_sendfile_thread() function was
modified to use the same interface as ngx_linux_sendfile(), and is simply
called from ngx_linux_sendfile() when threads are enabled.
Special return code NGX_DONE is used to indicate that a thread task was
posted and no further actions are needed.
If number of bytes sent is less that what we were sending, we now always
retry sending. This is needed for sendfile() in threads as the number
of bytes we are sending might have been changed since the thread task
was posted. And this is also needed for Linux 4.3+, as sendfile() might
be interrupted at any time and provides no indication if it was interrupted
or not (ticket #1174).
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Tue, 28 Mar 2017 18:15:39 +0300 |
parents | d620f497c50f |
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rev | line source |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
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5 */ |
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8 #ifndef _NGX_TIME_H_INCLUDED_ |
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9 #define _NGX_TIME_H_INCLUDED_ |
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12 #include <ngx_config.h> |
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13 #include <ngx_core.h> |
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561 | 16 typedef ngx_rbtree_key_t ngx_msec_t; |
17 typedef ngx_rbtree_key_int_t ngx_msec_int_t; | |
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561 | 19 typedef struct tm ngx_tm_t; |
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20 |
561 | 21 #define ngx_tm_sec tm_sec |
22 #define ngx_tm_min tm_min | |
23 #define ngx_tm_hour tm_hour | |
24 #define ngx_tm_mday tm_mday | |
25 #define ngx_tm_mon tm_mon | |
26 #define ngx_tm_year tm_year | |
27 #define ngx_tm_wday tm_wday | |
28 #define ngx_tm_isdst tm_isdst | |
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561 | 30 #define ngx_tm_sec_t int |
31 #define ngx_tm_min_t int | |
32 #define ngx_tm_hour_t int | |
33 #define ngx_tm_mday_t int | |
34 #define ngx_tm_mon_t int | |
35 #define ngx_tm_year_t int | |
36 #define ngx_tm_wday_t int | |
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469 | 39 #if (NGX_HAVE_GMTOFF) |
561 | 40 #define ngx_tm_gmtoff tm_gmtoff |
41 #define ngx_tm_zone tm_zone | |
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42 #endif |
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455 | 45 #if (NGX_SOLARIS) |
46 | |
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47 #define ngx_timezone(isdst) (- (isdst ? altzone : timezone) / 60) |
455 | 48 |
49 #else | |
50 | |
51 #define ngx_timezone(isdst) (- (isdst ? timezone + 3600 : timezone) / 60) | |
52 | |
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53 #endif |
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2220 | 56 void ngx_timezone_update(void); |
563 | 57 void ngx_localtime(time_t s, ngx_tm_t *tm); |
58 void ngx_libc_localtime(time_t s, struct tm *tm); | |
59 void ngx_libc_gmtime(time_t s, struct tm *tm); | |
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517 | 61 #define ngx_gettimeofday(tp) (void) gettimeofday(tp, NULL); |
62 #define ngx_msleep(ms) (void) usleep(ms * 1000) | |
63 #define ngx_sleep(s) (void) sleep(s) | |
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66 #endif /* _NGX_TIME_H_INCLUDED_ */ |