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annotate src/event/ngx_event_timer.c @ 213:f536f91e8e99

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.1-2003-12-19-15:45:27 import
author Igor Sysoev <igor@sysoev.ru>
date Fri, 19 Dec 2003 12:45:27 +0000
parents 679f60139863
children 05592fd7a436
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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b288069a8696 nginx-0.0.1-2003-01-23-21:47:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 49
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1
b288069a8696 nginx-0.0.1-2003-01-23-21:47:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 49
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2 #include <ngx_config.h>
b288069a8696 nginx-0.0.1-2003-01-23-21:47:54 import
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3 #include <ngx_core.h>
b288069a8696 nginx-0.0.1-2003-01-23-21:47:54 import
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4 #include <ngx_event.h>
b288069a8696 nginx-0.0.1-2003-01-23-21:47:54 import
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5
b288069a8696 nginx-0.0.1-2003-01-23-21:47:54 import
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6
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00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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7 /*
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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8 * TODO: in multithreaded enviroment all timer operations must be
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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parents: 209
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9 * protected by the single mutex
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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10 */
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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11
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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12
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4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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parents: 195
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13 ngx_rbtree_t *ngx_event_timer_rbtree;
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6e0fef527732 nginx-0.0.1-2003-12-05-20:07:27 import
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14 ngx_rbtree_t ngx_event_timer_sentinel;
205
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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16
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
Igor Sysoev <igor@sysoev.ru>
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17 int ngx_event_timer_init(ngx_cycle_t *cycle)
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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18 {
209
e1c815be05ae nginx-0.0.1-2003-12-09-18:08:11 import
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19 if (cycle->old_cycle) {
e1c815be05ae nginx-0.0.1-2003-12-09-18:08:11 import
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20 return NGX_OK;
e1c815be05ae nginx-0.0.1-2003-12-09-18:08:11 import
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21 }
e1c815be05ae nginx-0.0.1-2003-12-09-18:08:11 import
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22
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6e0fef527732 nginx-0.0.1-2003-12-05-20:07:27 import
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23 ngx_event_timer_rbtree = &ngx_event_timer_sentinel;
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679f60139863 nginx-0.0.1-2003-12-19-11:15:11 import
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679f60139863 nginx-0.0.1-2003-12-19-11:15:11 import
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25 #if 0
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f536f91e8e99 nginx-0.0.1-2003-12-19-15:45:27 import
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26 ngx_event_timer_sentinel.left = &ngx_event_timer_sentinel;
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6e0fef527732 nginx-0.0.1-2003-12-05-20:07:27 import
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27 ngx_event_timer_sentinel.right = &ngx_event_timer_sentinel;
6e0fef527732 nginx-0.0.1-2003-12-05-20:07:27 import
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28 ngx_event_timer_sentinel.parent = &ngx_event_timer_sentinel;
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679f60139863 nginx-0.0.1-2003-12-19-11:15:11 import
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parents: 210
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29 #endif
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4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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31 return NGX_OK;
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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32 }
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34
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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35 void ngx_event_timer_done(ngx_cycle_t *cycle)
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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parents: 195
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36 {
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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parents: 195
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37 }
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38
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39
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9aa426375256 nginx-0.0.1-2003-12-05-10:11:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 205
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40 ngx_msec_t ngx_event_find_timer(void)
205
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parents: 195
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41 {
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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parents: 195
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42 ngx_rbtree_t *node;
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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43
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f536f91e8e99 nginx-0.0.1-2003-12-19-15:45:27 import
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44 if (ngx_event_timer_rbtree == &ngx_event_timer_sentinel) {
f536f91e8e99 nginx-0.0.1-2003-12-19-15:45:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 212
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45 return 0;
f536f91e8e99 nginx-0.0.1-2003-12-19-15:45:27 import
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46 }
f536f91e8e99 nginx-0.0.1-2003-12-19-15:45:27 import
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47
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6e0fef527732 nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 206
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48 node = ngx_rbtree_min(ngx_event_timer_rbtree, &ngx_event_timer_sentinel);
205
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49
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f536f91e8e99 nginx-0.0.1-2003-12-19-15:45:27 import
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50 return (ngx_msec_t)
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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parents: 209
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51 (node->key * NGX_TIMER_RESOLUTION -
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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parents: 209
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52 ngx_elapsed_msec / NGX_TIMER_RESOLUTION * NGX_TIMER_RESOLUTION);
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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53 #if 0
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9aa426375256 nginx-0.0.1-2003-12-05-10:11:46 import
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54 (node->key * NGX_TIMER_RESOLUTION - ngx_elapsed_msec);
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
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55 #endif
205
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56 }
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57
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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59 void ngx_event_expire_timers(ngx_msec_t timer)
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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60 {
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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61 ngx_event_t *ev;
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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62 ngx_rbtree_t *node;
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63
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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64 for ( ;; ) {
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f536f91e8e99 nginx-0.0.1-2003-12-19-15:45:27 import
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65
f536f91e8e99 nginx-0.0.1-2003-12-19-15:45:27 import
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66 if (ngx_event_timer_rbtree == &ngx_event_timer_sentinel) {
f536f91e8e99 nginx-0.0.1-2003-12-19-15:45:27 import
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67 break;
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68 }
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69
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6e0fef527732 nginx-0.0.1-2003-12-05-20:07:27 import
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70 node = ngx_rbtree_min(ngx_event_timer_rbtree,
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71 &ngx_event_timer_sentinel);
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4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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72
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9aa426375256 nginx-0.0.1-2003-12-05-10:11:46 import
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73 if ((ngx_msec_t) node->key <= (ngx_msec_t)
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6e0fef527732 nginx-0.0.1-2003-12-05-20:07:27 import
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74 (ngx_old_elapsed_msec + timer) / NGX_TIMER_RESOLUTION)
205
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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75 {
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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76 ev = (ngx_event_t *)
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9aa426375256 nginx-0.0.1-2003-12-05-10:11:46 import
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77 ((char *) node - offsetof(ngx_event_t, rbtree_key));
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78
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79 ngx_del_timer(ev);
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80
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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81 if (ev->delayed) {
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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82 ev->delayed = 0;
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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83 if (ev->ready == 0) {
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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84 continue;
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85 }
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86
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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87 } else {
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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88 ev->timedout = 1;
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89 }
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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90
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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91 ev->event_handler(ev);
4a9a2b1dd6fa nginx-0.0.1-2003-12-04-17:53:00 import
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92 continue;
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93 }
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94
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95 break;
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96 }
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97 }