Mercurial > hg > nginx-quic
annotate src/core/ngx_times.c @ 373:018569a8f09c
nginx-0.0.7-2004-06-30-19:30:41 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 30 Jun 2004 15:30:41 +0000 |
parents | 54f76b0b8dca |
children | 80e72c428b39 |
rev | line source |
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1 |
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2 #include <ngx_config.h> |
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3 #include <ngx_core.h> |
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4 |
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6 ngx_epoch_msec_t ngx_elapsed_msec; |
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7 ngx_epoch_msec_t ngx_old_elapsed_msec; |
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8 ngx_epoch_msec_t ngx_start_msec; |
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9 |
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10 static ngx_tm_t ngx_cached_gmtime; |
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11 static ngx_int_t ngx_gmtoff; |
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12 |
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14 /* |
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15 * In the threaded mode only one thread updates cached time and strings |
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16 * and these operations are protected by the mutex. The reading of the cached |
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17 * time and strings is not protected by the mutex. To avoid the race |
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18 * conditions for non-atomic values we use the NGX_TIME_SLOTS slots to store |
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19 * time value and strings. Thus thread may get the corrupted values only |
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20 * if it is preempted while copying and then it is not scheduled to run |
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21 * more than NGX_TIME_SLOTS seconds. |
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22 */ |
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24 #if (NGX_THREADS) |
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26 #define NGX_TIME_SLOTS 60 |
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27 static ngx_uint_t slot = NGX_TIME_SLOTS; |
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28 |
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29 static ngx_mutex_t *ngx_time_mutex; |
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31 #else |
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32 |
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33 #define NGX_TIME_SLOTS 1 |
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34 #define slot 0 |
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35 |
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36 #endif |
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37 |
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39 #if (NGX_THREADS && (TIME_T_SIZE > SIG_ATOMIC_T_SIZE)) |
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40 |
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41 volatile time_t *ngx_cached_time; |
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42 static time_t cached_time[NGX_TIME_SLOTS]; |
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43 |
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44 #else |
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46 volatile time_t ngx_cached_time; |
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47 |
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48 #endif |
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51 ngx_thread_volatile ngx_str_t ngx_cached_err_log_time; |
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52 ngx_thread_volatile ngx_str_t ngx_cached_http_time; |
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53 ngx_thread_volatile ngx_str_t ngx_cached_http_log_time; |
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54 |
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55 |
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56 static u_char cached_err_log_time[NGX_TIME_SLOTS] |
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57 [sizeof("1970/09/28 12:00:00")]; |
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58 static u_char cached_http_time[NGX_TIME_SLOTS] |
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59 [sizeof("Mon, 28 Sep 1970 06:00:00 GMT")]; |
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60 static u_char cached_http_log_time[NGX_TIME_SLOTS] |
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61 [sizeof("28/Sep/1970:12:00:00 +0600")]; |
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62 |
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64 static char *week[] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" }; |
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65 static char *months[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", |
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66 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" }; |
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67 |
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69 void ngx_time_init() |
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70 { |
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71 struct timeval tv; |
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72 |
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73 ngx_memzero(&ngx_cached_gmtime, sizeof(ngx_tm_t)); |
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74 #ifdef ngx_tm_zone |
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75 ngx_cached_gmtime.ngx_tm_zone = "GMT"; |
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76 #endif |
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78 ngx_cached_err_log_time.len = sizeof("1970/09/28 12:00:00") - 1; |
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79 ngx_cached_http_time.len = sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1; |
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80 ngx_cached_http_log_time.len = sizeof("28/Sep/1970:12:00:00 +0600") - 1; |
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81 |
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82 #if (TIME_T_SIZE > SIG_ATOMIC_T_SIZE) |
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83 ngx_cached_time = &cached_time[0]; |
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84 #endif |
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85 |
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86 ngx_gettimeofday(&tv); |
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87 |
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88 ngx_start_msec = tv.tv_sec * 1000 + tv.tv_usec / 1000; |
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89 ngx_old_elapsed_msec = 0; |
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90 ngx_elapsed_msec = 0; |
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91 |
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92 #if !(WIN32) |
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93 tzset(); |
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94 #endif |
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95 |
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96 ngx_time_update(tv.tv_sec); |
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97 } |
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98 |
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99 |
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nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
100 #if (NGX_THREADS) |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
101 |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
102 ngx_int_t ngx_time_mutex_init(ngx_log_t *log) |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
103 { |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
104 if (!(ngx_time_mutex = ngx_mutex_init(log, NGX_MUTEX_LIGHT))) { |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
105 return NGX_ERROR; |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
106 } |
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
107 |
270
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
108 return NGX_OK; |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
109 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
110 |
270
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
111 #endif |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
112 |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
113 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
114 void ngx_time_update(time_t s) |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
115 { |
324
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
116 u_char *p; |
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
117 ngx_tm_t tm; |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
119 if (ngx_time() == s) { |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
120 return; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
121 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
122 |
270
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
123 #if (NGX_THREADS) |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
124 |
271
e16dfb9b9afa
nginx-0.0.2-2004-02-26-20:10:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
270
diff
changeset
|
125 if (ngx_mutex_trylock(ngx_time_mutex) != NGX_OK) { |
e16dfb9b9afa
nginx-0.0.2-2004-02-26-20:10:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
270
diff
changeset
|
126 return; |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
127 } |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
128 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
129 if (slot == NGX_TIME_SLOTS) { |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
130 slot = 0; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
131 } else { |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
132 slot++; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
133 } |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
134 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
135 #if (TIME_T_SIZE > SIG_ATOMIC_T_SIZE) |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
136 ngx_cached_time = &cached_time[slot]; |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
137 #endif |
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
138 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
139 #endif |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
140 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
141 ngx_time() = s; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
142 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
143 ngx_gmtime(s, &ngx_cached_gmtime); |
181
811bdd2af794
nginx-0.0.1-2003-11-12-20:25:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
180
diff
changeset
|
144 |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
145 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
146 p = cached_http_time[slot]; |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
147 |
324
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
148 ngx_snprintf((char *) p, sizeof("Mon, 28 Sep 1970 06:00:00 GMT"), |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
149 "%s, %02d %s %4d %02d:%02d:%02d GMT", |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
150 week[ngx_cached_gmtime.ngx_tm_wday], |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
151 ngx_cached_gmtime.ngx_tm_mday, |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
152 months[ngx_cached_gmtime.ngx_tm_mon - 1], |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
153 ngx_cached_gmtime.ngx_tm_year, |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
154 ngx_cached_gmtime.ngx_tm_hour, |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
155 ngx_cached_gmtime.ngx_tm_min, |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
156 ngx_cached_gmtime.ngx_tm_sec); |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
157 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
158 ngx_cached_http_time.data = p; |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
159 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
160 |
358
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
161 #if (HAVE_GETTIMEZONE) |
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
162 |
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
163 ngx_gmtoff = ngx_gettimezone(); |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
164 ngx_gmtime(s + ngx_gmtoff * 60, &tm); |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
165 |
358
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
166 #elif (HAVE_GMTOFF) |
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
167 |
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
168 ngx_localtime(&tm); |
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
169 ngx_gmtoff = tm.ngx_tm_gmtoff / 60; |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
170 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
171 #else |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
172 |
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
173 ngx_localtime(&tm); |
358
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
174 ngx_gmtoff = ngx_timezone(tm.ngx_tm_isdst); |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
175 |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
176 #endif |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
177 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
178 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
179 p = cached_err_log_time[slot]; |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
180 |
324
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
181 ngx_snprintf((char *) p, sizeof("1970/09/28 12:00:00"), |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
182 "%4d/%02d/%02d %02d:%02d:%02d", |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
183 tm.ngx_tm_year, tm.ngx_tm_mon, |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
184 tm.ngx_tm_mday, tm.ngx_tm_hour, |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
185 tm.ngx_tm_min, tm.ngx_tm_sec); |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
186 |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
187 ngx_cached_err_log_time.data = p; |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
188 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
189 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
190 p = cached_http_log_time[slot]; |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
191 |
324
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
192 ngx_snprintf((char *) p, sizeof("28/Sep/1970:12:00:00 +0600"), |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
193 "%02d/%s/%d:%02d:%02d:%02d %c%02d%02d", |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
194 tm.ngx_tm_mday, months[tm.ngx_tm_mon - 1], |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
195 tm.ngx_tm_year, tm.ngx_tm_hour, |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
196 tm.ngx_tm_min, tm.ngx_tm_sec, |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
197 ngx_gmtoff < 0 ? '-' : '+', |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
198 abs(ngx_gmtoff / 60), abs(ngx_gmtoff % 60)); |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
199 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
200 ngx_cached_http_log_time.data = p; |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
201 |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
202 |
270
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
203 #if (NGX_THREADS) |
271
e16dfb9b9afa
nginx-0.0.2-2004-02-26-20:10:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
270
diff
changeset
|
204 ngx_mutex_unlock(ngx_time_mutex); |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
205 #endif |
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
206 |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
207 } |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
208 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
209 |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
210 size_t ngx_http_time(u_char *buf, time_t t) |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
211 { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
212 ngx_tm_t tm; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
213 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
214 ngx_gmtime(t, &tm); |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
215 |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
216 return ngx_snprintf((char *) buf, sizeof("Mon, 28 Sep 1970 06:00:00 GMT"), |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
217 "%s, %02d %s %4d %02d:%02d:%02d GMT", |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
218 week[tm.ngx_tm_wday], |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
219 tm.ngx_tm_mday, |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
220 months[tm.ngx_tm_mon - 1], |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
221 tm.ngx_tm_year, |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
222 tm.ngx_tm_hour, |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
223 tm.ngx_tm_min, |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
224 tm.ngx_tm_sec); |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
225 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
226 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
227 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
228 void ngx_gmtime(time_t t, ngx_tm_t *tp) |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
229 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
230 ngx_int_t sec, min, hour, mday, mon, year, wday, yday, days; |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
231 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
232 days = t / 86400; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
233 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
234 /* Jaunary 1, 1970 was Thursday */ |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
235 wday = (4 + days) % 7; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
236 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
237 t %= 86400; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
238 hour = t / 3600; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
239 t %= 3600; |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
240 min = t / 60; |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
241 sec = t % 60; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
242 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
243 /* the algorithm based on Gauss's formula */ |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
207
diff
changeset
|
244 |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
245 days = days - (31 + 28) + 719527; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
246 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
247 year = days * 400 / (365 * 400 + 100 - 4 + 1); |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
248 yday = days - (365 * year + year / 4 - year / 100 + year / 400); |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
249 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
250 mon = (yday + 31) * 12 / 367; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
251 mday = yday - (mon * 367 / 12 - 31); |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
252 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
253 mon += 2; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
254 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
255 if (yday >= 306) { |
297
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
256 /* |
324
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
257 * there is no "yday" in Win32 SYSTEMTIME |
297
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
258 * |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
259 * yday -= 306; |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
260 */ |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
261 |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
262 year++; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
263 mon -= 12; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
264 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
265 if (mday == 0) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
266 /* Jaunary 31 */ |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
267 mon = 1; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
268 mday = 31; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
269 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
270 } else if (mon == 2) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
271 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
272 if ((year % 4 == 0) && (year % 100 || (year % 400 == 0))) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
273 if (mday > 29) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
274 mon = 3; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
275 mday -= 29; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
276 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
277 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
278 } else if (mday > 28) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
279 mon = 3; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
280 mday -= 28; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
281 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
282 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
283 |
297
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
284 /* |
324
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
285 * there is no "yday" in Win32 SYSTEMTIME |
297
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
286 * |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
287 * } else { |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
288 * yday += 31 + 28; |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
289 * |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
290 * if ((year % 4 == 0) && (year % 100 || (year % 400 == 0))) { |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
291 * yday++; |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
292 * } |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
293 */ |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
294 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
295 |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
296 tp->ngx_tm_sec = (ngx_tm_sec_t) sec; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
297 tp->ngx_tm_min = (ngx_tm_min_t) min; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
298 tp->ngx_tm_hour = (ngx_tm_hour_t) hour; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
299 tp->ngx_tm_mday = (ngx_tm_mday_t) mday; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
300 tp->ngx_tm_mon = (ngx_tm_mon_t) mon; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
301 tp->ngx_tm_year = (ngx_tm_year_t) year; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
302 tp->ngx_tm_wday = (ngx_tm_wday_t) wday; |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
303 } |