Mercurial > hg > nginx-quic
annotate src/core/ngx_times.c @ 484:60452f1c0c62
release-0.1.16 tag
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 25 Jan 2005 12:27:35 +0000 |
parents | ad1e9ebf93bb |
children | 45a460f82aec |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 |
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11 ngx_epoch_msec_t ngx_elapsed_msec; |
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12 ngx_epoch_msec_t ngx_old_elapsed_msec; |
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13 ngx_epoch_msec_t ngx_start_msec; |
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14 |
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15 static ngx_tm_t ngx_cached_gmtime; |
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16 static ngx_int_t ngx_gmtoff; |
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17 |
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19 /* |
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20 * In the threaded mode only one thread updates the cached time and strings |
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21 * and these operations are protected by the mutex. The reading of the cached |
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22 * time and strings is not protected by the mutex. To avoid the race |
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23 * conditions for non-atomic values we use the NGX_TIME_SLOTS slots to store |
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24 * time value and strings. Thus thread may get the corrupted values only |
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25 * if it is preempted while copying and then it is not scheduled to run |
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26 * more than NGX_TIME_SLOTS seconds. |
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27 */ |
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28 |
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29 #if (NGX_THREADS) |
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30 |
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31 #define NGX_TIME_SLOTS 60 |
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32 static ngx_uint_t slot = NGX_TIME_SLOTS; |
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33 |
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34 static ngx_mutex_t *ngx_time_mutex; |
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35 |
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36 #else |
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37 |
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38 #define NGX_TIME_SLOTS 1 |
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39 #define slot 0 |
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41 #endif |
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42 |
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43 |
477 | 44 #if (NGX_THREADS && (NGX_TIME_T_SIZE > NGX_SIG_ATOMIC_T_SIZE)) |
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45 |
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46 volatile time_t *ngx_cached_time; |
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47 static time_t cached_time[NGX_TIME_SLOTS]; |
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48 |
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49 #else |
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51 volatile time_t ngx_cached_time; |
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52 |
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53 #endif |
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54 |
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55 |
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56 ngx_thread_volatile ngx_str_t ngx_cached_err_log_time; |
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57 ngx_thread_volatile ngx_str_t ngx_cached_http_time; |
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58 ngx_thread_volatile ngx_str_t ngx_cached_http_log_time; |
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59 |
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60 |
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61 static u_char cached_err_log_time[NGX_TIME_SLOTS] |
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62 [sizeof("1970/09/28 12:00:00")]; |
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63 static u_char cached_http_time[NGX_TIME_SLOTS] |
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64 [sizeof("Mon, 28 Sep 1970 06:00:00 GMT")]; |
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65 static u_char cached_http_log_time[NGX_TIME_SLOTS] |
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66 [sizeof("28/Sep/1970:12:00:00 +0600")]; |
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67 |
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69 static char *week[] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" }; |
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70 static char *months[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", |
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71 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" }; |
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72 |
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73 |
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74 void ngx_time_init() |
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75 { |
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76 struct timeval tv; |
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77 |
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78 ngx_memzero(&ngx_cached_gmtime, sizeof(ngx_tm_t)); |
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79 #ifdef ngx_tm_zone |
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80 ngx_cached_gmtime.ngx_tm_zone = "GMT"; |
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81 #endif |
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82 |
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83 ngx_cached_err_log_time.len = sizeof("1970/09/28 12:00:00") - 1; |
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84 ngx_cached_http_time.len = sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1; |
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85 ngx_cached_http_log_time.len = sizeof("28/Sep/1970:12:00:00 +0600") - 1; |
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86 |
477 | 87 #if (NGX_THREADS && (NGX_TIME_T_SIZE > NGX_SIG_ATOMIC_T_SIZE)) |
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88 ngx_cached_time = &cached_time[0]; |
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89 #endif |
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90 |
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91 ngx_gettimeofday(&tv); |
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92 |
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93 ngx_start_msec = (ngx_epoch_msec_t) tv.tv_sec * 1000 + tv.tv_usec / 1000; |
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94 ngx_old_elapsed_msec = 0; |
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95 ngx_elapsed_msec = 0; |
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96 |
461 | 97 #if !(NGX_WIN32) |
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98 tzset(); |
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99 #endif |
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100 |
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101 ngx_time_update(tv.tv_sec); |
270
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
102 } |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
103 |
270
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
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parents:
266
diff
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|
104 |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
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parents:
266
diff
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|
105 #if (NGX_THREADS) |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
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parents:
266
diff
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|
106 |
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nginx-0.0.2-2004-02-25-23:16:15 import
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parents:
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diff
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|
107 ngx_int_t ngx_time_mutex_init(ngx_log_t *log) |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
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parents:
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diff
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|
108 { |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
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parents:
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diff
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|
109 if (!(ngx_time_mutex = ngx_mutex_init(log, NGX_MUTEX_LIGHT))) { |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
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parents:
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diff
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|
110 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
|
111 } |
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
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|
112 |
270
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
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|
113 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
|
114 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
115 |
270
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
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|
116 #endif |
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
117 |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
118 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
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parents:
208
diff
changeset
|
119 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
|
120 { |
324
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
121 u_char *p; |
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
122 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
|
123 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
124 if (ngx_time() == s) { |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
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parents:
208
diff
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|
125 return; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
126 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
diff
changeset
|
127 |
270
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
128 #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
|
129 |
271
e16dfb9b9afa
nginx-0.0.2-2004-02-26-20:10:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
270
diff
changeset
|
130 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
|
131 return; |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
132 } |
370
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 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
|
135 slot = 0; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
136 } else { |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
137 slot++; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
138 } |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
139 |
477 | 140 #if (NGX_THREADS && (NGX_TIME_T_SIZE > NGX_SIG_ATOMIC_T_SIZE)) |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
141 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
|
142 #endif |
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
143 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
144 #endif |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
208
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 ngx_time() = s; |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
147 |
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
148 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
|
149 |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
150 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
151 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
|
152 |
461 | 153 ngx_sprintf(p, "%s, %02d %s %4d %02d:%02d:%02d GMT", |
154 week[ngx_cached_gmtime.ngx_tm_wday], | |
155 ngx_cached_gmtime.ngx_tm_mday, | |
156 months[ngx_cached_gmtime.ngx_tm_mon - 1], | |
157 ngx_cached_gmtime.ngx_tm_year, | |
158 ngx_cached_gmtime.ngx_tm_hour, | |
159 ngx_cached_gmtime.ngx_tm_min, | |
160 ngx_cached_gmtime.ngx_tm_sec); | |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
161 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
162 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
|
163 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
164 |
469 | 165 #if (NGX_HAVE_GETTIMEZONE) |
358
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
166 |
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
167 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
|
168 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
|
169 |
469 | 170 #elif (NGX_HAVE_GMTOFF) |
358
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
171 |
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
172 ngx_localtime(&tm); |
0a03c921c81d
nginx-0.0.7-2004-06-17-21:18:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
326
diff
changeset
|
173 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
|
174 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
175 #else |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
176 |
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
177 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
|
178 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
|
179 |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
180 #endif |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
181 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
182 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
183 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
|
184 |
461 | 185 ngx_sprintf(p, "%4d/%02d/%02d %02d:%02d:%02d", |
186 tm.ngx_tm_year, tm.ngx_tm_mon, | |
187 tm.ngx_tm_mday, tm.ngx_tm_hour, | |
188 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
|
189 |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
190 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
|
191 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
192 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
358
diff
changeset
|
193 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
|
194 |
461 | 195 ngx_sprintf(p, "%02d/%s/%d:%02d:%02d:%02d %c%02d%02d", |
196 tm.ngx_tm_mday, months[tm.ngx_tm_mon - 1], | |
197 tm.ngx_tm_year, tm.ngx_tm_hour, | |
198 tm.ngx_tm_min, tm.ngx_tm_sec, | |
199 ngx_gmtoff < 0 ? '-' : '+', | |
200 abs(ngx_gmtoff / 60), abs(ngx_gmtoff % 60)); | |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
201 |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
202 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
|
203 |
266
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
204 |
270
7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
Igor Sysoev <igor@sysoev.ru>
parents:
266
diff
changeset
|
205 #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
|
206 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
|
207 #endif |
5238e93961a1
nginx-0.0.2-2004-02-23-23:57:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
245
diff
changeset
|
208 |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
209 } |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
210 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
211 |
455 | 212 u_char *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
|
213 { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
214 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
|
215 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
216 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
|
217 |
455 | 218 return ngx_sprintf(buf, "%s, %02d %s %4d %02d:%02d:%02d GMT", |
219 week[tm.ngx_tm_wday], | |
220 tm.ngx_tm_mday, | |
221 months[tm.ngx_tm_mon - 1], | |
222 tm.ngx_tm_year, | |
223 tm.ngx_tm_hour, | |
224 tm.ngx_tm_min, | |
225 tm.ngx_tm_sec); | |
409
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
388
diff
changeset
|
226 } |
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
388
diff
changeset
|
227 |
8ac40cae79f0
nginx-0.0.10-2004-08-29-07:55:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
388
diff
changeset
|
228 |
455 | 229 u_char *ngx_http_cookie_time(u_char *buf, time_t t) |
409
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230 { |
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231 ngx_tm_t tm; |
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232 |
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233 ngx_gmtime(t, &tm); |
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234 |
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235 /* |
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236 * Netscape 3.x does not understand 4-digit years at all and |
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237 * 2-digit years more than "37" |
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238 */ |
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239 |
455 | 240 return ngx_sprintf(buf, |
241 (tm.ngx_tm_year > 2037) ? | |
242 "%s, %02d-%s-%d %02d:%02d:%02d GMT": | |
243 "%s, %02d-%s-%02d %02d:%02d:%02d GMT", | |
244 week[tm.ngx_tm_wday], | |
245 tm.ngx_tm_mday, | |
246 months[tm.ngx_tm_mon - 1], | |
247 (tm.ngx_tm_year > 2037) ? tm.ngx_tm_year: | |
248 tm.ngx_tm_year % 100, | |
249 tm.ngx_tm_hour, | |
250 tm.ngx_tm_min, | |
251 tm.ngx_tm_sec); | |
182
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252 } |
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253 |
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254 |
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255 void ngx_gmtime(time_t t, ngx_tm_t *tp) |
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parents:
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256 { |
290
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257 ngx_int_t sec, min, hour, mday, mon, year, wday, yday, days; |
182
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258 |
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259 days = t / 86400; |
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260 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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261 /* Jaunary 1, 1970 was Thursday */ |
3c49eaf3f522
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parents:
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262 wday = (4 + days) % 7; |
3c49eaf3f522
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263 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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264 t %= 86400; |
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265 hour = t / 3600; |
3c49eaf3f522
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266 t %= 3600; |
208
0b67be7d4489
nginx-0.0.1-2003-12-08-23:48:12 import
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parents:
207
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267 min = t / 60; |
182
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268 sec = t % 60; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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269 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
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270 /* 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
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|
271 |
182
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nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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272 days = days - (31 + 28) + 719527; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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273 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
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274 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:
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275 yday = days - (365 * year + year / 4 - year / 100 + year / 400); |
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parents:
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276 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
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277 mon = (yday + 31) * 12 / 367; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
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278 mday = yday - (mon * 367 / 12 - 31); |
3c49eaf3f522
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parents:
181
diff
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|
279 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
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280 mon += 2; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
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|
281 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
282 if (yday >= 306) { |
441
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
433
diff
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|
283 |
297
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
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|
284 /* |
324
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
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|
285 * there is no "yday" in Win32 SYSTEMTIME |
297
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nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
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|
286 * |
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nginx-0.0.3-2004-03-29-21:43:58 import
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parents:
290
diff
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|
287 * yday -= 306; |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
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parents:
290
diff
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|
288 */ |
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nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
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|
289 |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
290 year++; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
diff
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291 mon -= 12; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
diff
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|
292 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
diff
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|
293 if (mday == 0) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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294 /* Jaunary 31 */ |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
diff
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295 mon = 1; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
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parents:
181
diff
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|
296 mday = 31; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
297 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
298 } 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
|
299 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
300 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
|
301 if (mday > 29) { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
302 mon = 3; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
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|
303 mday -= 29; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
304 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
305 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
306 } 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
|
307 mon = 3; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
308 mday -= 28; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
309 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
310 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
311 |
297
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
312 /* |
324
0ab66f4b6c4d
nginx-0.0.3-2004-04-22-00:13:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
313 * 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
|
314 * |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
315 * } else { |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
316 * yday += 31 + 28; |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
317 * |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
318 * 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
|
319 * yday++; |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
320 * } |
ee394e997c77
nginx-0.0.3-2004-03-29-21:43:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
321 */ |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
322 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
181
diff
changeset
|
323 |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
271
diff
changeset
|
324 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
|
325 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
|
326 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
|
327 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
|
328 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
|
329 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
|
330 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
|
331 } |