Mercurial > hg > nginx
annotate src/event/modules/ngx_poll_module.c @ 37:9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 23 Dec 2002 18:22:18 +0000 |
parents | c14d7232b11f |
children | 2ffaa35fba42 |
rev | line source |
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36
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nginx-0.0.1-2002-12-23-09:29:22 import
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1 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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2 #include <ngx_config.h> |
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nginx-0.0.1-2002-12-23-09:29:22 import
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3 #include <ngx_core.h> |
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nginx-0.0.1-2002-12-23-09:29:22 import
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4 #include <ngx_types.h> |
37
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nginx-0.0.1-2002-12-23-21:22:18 import
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36
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5 #include <ngx_errno.h> |
36
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nginx-0.0.1-2002-12-23-09:29:22 import
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6 #include <ngx_log.h> |
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nginx-0.0.1-2002-12-23-09:29:22 import
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7 #include <ngx_time.h> |
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nginx-0.0.1-2002-12-23-09:29:22 import
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8 #include <ngx_connection.h> |
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nginx-0.0.1-2002-12-23-09:29:22 import
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9 #include <ngx_event.h> |
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nginx-0.0.1-2002-12-23-09:29:22 import
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10 #include <ngx_poll_module.h> |
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nginx-0.0.1-2002-12-23-09:29:22 import
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11 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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12 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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13 /* should be per-thread */ |
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nginx-0.0.1-2002-12-23-09:29:22 import
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14 static struct pollfd *event_list; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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15 static int nevents; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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16 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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17 static ngx_event_t **event_index; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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18 static ngx_event_t timer_queue; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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19 /* */ |
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20 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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21 int ngx_poll_init(int max_connections, ngx_log_t *log) |
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nginx-0.0.1-2002-12-23-09:29:22 import
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22 { |
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nginx-0.0.1-2002-12-23-09:29:22 import
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23 ngx_test_null(event_list, |
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nginx-0.0.1-2002-12-23-09:29:22 import
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24 ngx_alloc(sizeof(struct pollfd) * max_connections, log), |
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nginx-0.0.1-2002-12-23-09:29:22 import
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25 NGX_ERROR); |
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26 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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27 ngx_test_null(event_index, |
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nginx-0.0.1-2002-12-23-09:29:22 import
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28 ngx_alloc(sizeof(ngx_event_t *) * max_connections, log), |
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nginx-0.0.1-2002-12-23-09:29:22 import
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29 NGX_ERROR); |
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30 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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31 nevents = 0; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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32 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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33 timer_queue.timer_prev = &timer_queue; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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34 timer_queue.timer_next = &timer_queue; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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35 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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36 ngx_event_actions.add = ngx_poll_add_event; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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37 ngx_event_actions.del = ngx_poll_del_event; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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38 ngx_event_actions.timer = ngx_poll_add_timer; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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39 ngx_event_actions.process = ngx_poll_process_events; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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40 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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41 return NGX_OK; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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42 } |
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nginx-0.0.1-2002-12-23-09:29:22 import
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43 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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44 int ngx_poll_add_event(ngx_event_t *ev, int event, u_int flags) |
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nginx-0.0.1-2002-12-23-09:29:22 import
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45 { |
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nginx-0.0.1-2002-12-23-09:29:22 import
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46 ngx_event_t *e; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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47 ngx_connection_t *c; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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48 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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49 c = (ngx_connection_t *) ev->data; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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50 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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51 ev->oneshot = (flags & NGX_ONESHOT_EVENT) ? 1: 0; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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52 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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53 if (event == NGX_READ_EVENT) { |
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nginx-0.0.1-2002-12-23-09:29:22 import
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54 e = c->write; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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55 #if (NGX_READ_EVENT != POLLIN) |
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nginx-0.0.1-2002-12-23-09:29:22 import
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56 event = POLLIN; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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57 #endif |
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58 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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59 } else { |
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nginx-0.0.1-2002-12-23-09:29:22 import
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60 e = c->read; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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61 #if (NGX_WRITE_EVENT != POLLOUT) |
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nginx-0.0.1-2002-12-23-09:29:22 import
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62 event = POLLOUT; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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63 #endif |
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nginx-0.0.1-2002-12-23-09:29:22 import
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64 } |
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nginx-0.0.1-2002-12-23-09:29:22 import
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65 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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66 ngx_log_debug(ev->log, "poll fd:%d event:%d" _ c->fd _ event); |
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nginx-0.0.1-2002-12-23-09:29:22 import
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67 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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68 if (e == NULL || e->index == NGX_INVALID_INDEX) { |
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nginx-0.0.1-2002-12-23-09:29:22 import
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69 event_list[nevents].fd = c->fd; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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70 event_list[nevents].events = event; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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71 event_list[nevents].revents = 0; |
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72 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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73 event_index[nevents] = ev; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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74 ev->index = nevents; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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75 nevents++; |
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76 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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77 } else { |
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nginx-0.0.1-2002-12-23-09:29:22 import
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78 event_list[e->index].events |= event; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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79 ev->index = e->index; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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80 } |
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nginx-0.0.1-2002-12-23-09:29:22 import
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81 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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82 return NGX_OK; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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83 } |
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nginx-0.0.1-2002-12-23-09:29:22 import
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84 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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85 int ngx_poll_del_event(ngx_event_t *ev, int event, u_int flags) |
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nginx-0.0.1-2002-12-23-09:29:22 import
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86 { |
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nginx-0.0.1-2002-12-23-09:29:22 import
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87 ngx_event_t *e; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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88 ngx_connection_t *c; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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89 |
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90 c = (ngx_connection_t *) ev->data; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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91 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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92 if (ev->index == NGX_INVALID_INDEX) |
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nginx-0.0.1-2002-12-23-09:29:22 import
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93 return NGX_OK; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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94 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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95 if (event == NGX_READ_EVENT) { |
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nginx-0.0.1-2002-12-23-09:29:22 import
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96 e = c->write; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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97 #if (NGX_READ_EVENT != POLLIN) |
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nginx-0.0.1-2002-12-23-09:29:22 import
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98 event = POLLIN; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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99 #endif |
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nginx-0.0.1-2002-12-23-09:29:22 import
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100 |
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nginx-0.0.1-2002-12-23-09:29:22 import
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101 } else { |
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nginx-0.0.1-2002-12-23-09:29:22 import
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102 e = c->read; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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103 #if (NGX_WRITE_EVENT != POLLOUT) |
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nginx-0.0.1-2002-12-23-09:29:22 import
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104 event = POLLOUT; |
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nginx-0.0.1-2002-12-23-09:29:22 import
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105 #endif |
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nginx-0.0.1-2002-12-23-09:29:22 import
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106 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
107 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
108 ngx_log_debug(c->log, "del event: %d, %d" _ c->fd _ event); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
109 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
110 if (e == NULL || e->index == NGX_INVALID_INDEX) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
111 if (ev->index < --nevents) { |
37
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
112 event_list[ev->index] = event_list[nevents]; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
113 event_index[ev->index] = event_index[nevents]; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
114 event_index[ev->index]->index = ev->index; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
115 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
116 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
117 } else { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 event_list[e->index].events &= ~event; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
119 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
120 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
121 ev->index = NGX_INVALID_INDEX; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
122 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
123 return NGX_OK; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
124 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
125 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
126 int ngx_poll_process_events(ngx_log_t *log) |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
127 { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
128 int i, ready, found; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
129 u_int timer, delta; |
37
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
130 ngx_err_t err; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
131 ngx_event_t *ev; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
132 ngx_connection_t *c; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
133 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
134 if (timer_queue.timer_next != &timer_queue) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
135 timer = timer_queue.timer_next->timer_delta; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
136 delta = ngx_msec(); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
137 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
138 } else { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
139 timer = INFTIM; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
140 delta = 0; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
141 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
142 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
143 #if 1 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
144 /* DEBUG */ |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
145 for (i = 0; i < nevents; i++) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
146 ngx_log_debug(log, "poll: %d, %d" _ |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
147 event_list[i].fd _ event_list[i].events); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
148 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
149 #endif |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
150 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
151 ngx_log_debug(log, "poll timer: %d" _ timer); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
152 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
153 if ((ready = poll(event_list, nevents, timer)) == -1) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
154 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "poll() failed"); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
155 return NGX_ERROR; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
156 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
157 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
158 ngx_log_debug(log, "poll ready %d" _ ready); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
159 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
160 if (timer != INFTIM) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
161 delta = ngx_msec() - delta; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
162 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
163 } else { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
164 ngx_assert((ready != 0), return NGX_ERROR, log, |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
165 "poll() returns no events without timeout"); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
166 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
167 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
168 ngx_log_debug(log, "poll timer: %d, delta: %d" _ timer _ delta); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
169 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
170 if (timer != INFTIM) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
171 if (delta >= timer) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
172 for ( ;; ) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
173 ev = timer_queue.timer_next; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
174 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
175 if (ev == &timer_queue || delta < ev->timer_delta) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
176 break; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
177 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
178 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
179 delta -= ev->timer_delta; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
180 ngx_del_timer(ev); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
181 ev->timedout = 1; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
182 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
183 if (ev->event_handler(ev) == NGX_ERROR) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
184 ev->close_handler(ev); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
185 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
186 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
187 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
188 } else { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
189 timer_queue.timer_next->timer_delta -= delta; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
190 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
191 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
192 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
193 for (i = 0; ready; i++) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
194 c = &ngx_connections[event_list[i].fd]; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
195 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
196 ngx_log_debug(log, "poll: fd:%d, ev:%d, rev:%d" _ |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
197 event_list[i].fd _ |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
198 event_list[i].events _ event_list[i].revents); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
199 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
200 found = 0; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
201 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
202 if (event_list[i].revents & POLLIN) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
203 found = 1; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
204 c->read->ready = 1; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
205 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
206 if (c->read->oneshot) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
207 ngx_del_timer(c->read); |
37
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
208 ngx_poll_del_event(c->read, NGX_READ_EVENT, 0); |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
209 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
210 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
211 if (c->read->event_handler(c->read) == NGX_ERROR) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
212 c->read->close_handler(c->read); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
213 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
214 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
215 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
216 if (event_list[i].revents & POLLOUT) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
217 found = 1; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
218 c->write->ready = 1; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
219 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
220 if (c->write->oneshot) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
221 ngx_del_timer(c->write); |
37
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
222 ngx_poll_del_event(c->write, NGX_WRITE_EVENT, 0); |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
223 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
224 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
225 if (c->write->event_handler(c->write) == NGX_ERROR) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
226 c->write->close_handler(c->write); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
227 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
228 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
229 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
230 if (event_list[i].revents & (POLLERR|POLLHUP|POLLNVAL)) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
231 found = 1; |
37
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
232 |
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
233 err = 0; |
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
234 if (event_list[i].revents & POLLNVAL) { |
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
235 err = EBADF; |
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
236 } |
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
237 |
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
238 ngx_log_error(NGX_LOG_ERR, log, err, |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
239 "poll() error on %d:%d", |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
240 event_list[i].fd, event_list[i].revents); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
241 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
242 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
243 if (found) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
244 ready--; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
245 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
246 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
247 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
248 return NGX_OK; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
249 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
250 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
251 void ngx_poll_add_timer(ngx_event_t *ev, ngx_msec_t timer) |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
252 { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
253 ngx_event_t *e; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
254 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
255 for (e = timer_queue.timer_next; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
256 e != &timer_queue && timer > e->timer_delta; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
257 e = e->timer_next) |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
258 timer -= e->timer_delta; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
259 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
260 ev->timer_delta = timer; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
261 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
262 ev->timer_next = e; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
263 ev->timer_prev = e->timer_prev; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
264 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
265 e->timer_prev->timer_next = ev; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
266 e->timer_prev = ev; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
267 } |