Mercurial > hg > nginx-quic
annotate src/event/modules/ngx_poll_module.c @ 95:b48066122884
nginx-0.0.1-2003-05-23-15:53:01 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 23 May 2003 11:53:01 +0000 |
parents | 19cc647ecd91 |
children | a23d010f356d |
rev | line source |
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92
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1 |
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2 /* |
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3 * Copyright (C) 2002-2003 Igor Sysoev, http://sysoev.ru |
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_connection.h> |
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10 #include <ngx_event.h> |
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11 |
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13 static int ngx_poll_init(ngx_log_t *log); |
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14 static void ngx_poll_done(ngx_log_t *log); |
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15 static int ngx_poll_add_event(ngx_event_t *ev, int event, u_int flags); |
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16 static int ngx_poll_del_event(ngx_event_t *ev, int event, u_int flags); |
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17 static int ngx_poll_process_events(ngx_log_t *log); |
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18 |
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19 |
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20 static struct pollfd *event_list; |
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21 static u_int nevents; |
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22 |
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23 static ngx_event_t **event_index; |
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24 static ngx_event_t **ready_index; |
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25 |
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26 |
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27 static ngx_str_t poll_name = ngx_string("poll"); |
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28 |
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29 ngx_event_module_t ngx_poll_module_ctx = { |
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30 NGX_EVENT_MODULE, |
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31 &poll_name, |
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32 NULL, /* create configuration */ |
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33 NULL, /* init configuration */ |
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34 |
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35 { |
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36 ngx_poll_add_event, /* add an event */ |
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37 ngx_poll_del_event, /* delete an event */ |
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38 ngx_poll_add_event, /* enable an event */ |
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39 ngx_poll_del_event, /* disable an event */ |
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40 NULL, /* add an connection */ |
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41 NULL, /* delete an connection */ |
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42 ngx_poll_process_events, /* process the events */ |
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43 ngx_poll_init, /* init the events */ |
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44 ngx_poll_done /* done the events */ |
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45 } |
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46 |
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47 }; |
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48 |
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49 ngx_module_t ngx_poll_module = { |
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50 &ngx_poll_module_ctx, /* module context */ |
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51 0, /* module index */ |
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52 NULL, /* module directives */ |
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53 NGX_EVENT_MODULE_TYPE, /* module type */ |
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54 NULL /* init module */ |
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55 }; |
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56 |
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57 |
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58 |
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59 static int ngx_poll_init(ngx_log_t *log) |
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60 { |
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61 ngx_event_conf_t *ecf; |
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62 |
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63 ecf = ngx_event_get_conf(ngx_event_module_ctx); |
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64 |
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65 ngx_test_null(event_list, |
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66 ngx_alloc(sizeof(struct pollfd) * ecf->connections, log), |
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67 NGX_ERROR); |
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68 |
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69 ngx_test_null(event_index, |
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70 ngx_alloc(sizeof(ngx_event_t *) * ecf->connections, log), |
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71 NGX_ERROR); |
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72 |
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73 ngx_test_null(ready_index, |
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74 ngx_alloc(sizeof(ngx_event_t *) * 2 * ecf->connections, log), |
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75 NGX_ERROR); |
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76 |
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77 nevents = 0; |
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78 |
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79 if (ngx_event_timer_init(log) == NGX_ERROR) { |
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80 return NGX_ERROR; |
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81 } |
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82 |
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83 ngx_event_actions = ngx_poll_module_ctx.actions; |
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84 |
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85 ngx_event_flags = NGX_HAVE_LEVEL_EVENT |
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86 |NGX_HAVE_ONESHOT_EVENT |
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87 |NGX_USE_LEVEL_EVENT; |
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88 |
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89 return NGX_OK; |
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90 } |
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91 |
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92 |
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93 static void ngx_poll_done(ngx_log_t *log) |
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94 { |
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95 ngx_event_timer_done(log); |
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96 |
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97 ngx_free(event_list); |
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98 ngx_free(event_index); |
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99 ngx_free(ready_index); |
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100 } |
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101 |
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102 |
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103 static int ngx_poll_add_event(ngx_event_t *ev, int event, u_int flags) |
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104 { |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
105 ngx_event_t *e; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
106 ngx_connection_t *c; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
107 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
108 c = ev->data; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
109 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
110 ev->active = 1; |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
111 ev->oneshot = (flags & NGX_ONESHOT_EVENT) ? 1 : 0; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
112 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
113 if (event == NGX_READ_EVENT) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
114 e = c->write; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
115 #if (NGX_READ_EVENT != POLLIN) |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
116 event = POLLIN; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
117 #endif |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
119 } else { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
120 e = c->read; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
121 #if (NGX_WRITE_EVENT != POLLOUT) |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
122 event = POLLOUT; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
123 #endif |
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 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
126 #if (NGX_DEBUG_EVENT) |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
127 ngx_log_debug(ev->log, "add event: %d:%d" _ c->fd _ event); |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
128 #endif |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
129 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
130 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
|
131 event_list[nevents].fd = c->fd; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
132 event_list[nevents].events = event; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
133 event_list[nevents].revents = 0; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
134 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
135 event_index[nevents] = ev; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
136 ev->index = nevents; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
137 nevents++; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
138 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
139 } else { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
140 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
|
141 ev->index = e->index; |
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 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
144 return NGX_OK; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
145 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
146 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
147 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
148 static int ngx_poll_del_event(ngx_event_t *ev, int event, u_int flags) |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
149 { |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
150 ngx_event_t *e; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
151 ngx_connection_t *c; |
36
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 c = (ngx_connection_t *) ev->data; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
154 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
155 if (ev->index == NGX_INVALID_INDEX) { |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
156 return NGX_OK; |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
157 } |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
158 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
159 if (event == NGX_READ_EVENT) { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
160 e = c->write; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
161 #if (NGX_READ_EVENT != POLLIN) |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
162 event = POLLIN; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
163 #endif |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
164 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
165 } else { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
166 e = c->read; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
167 #if (NGX_WRITE_EVENT != POLLOUT) |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
168 event = POLLOUT; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
169 #endif |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
170 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
171 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
172 #if (NGX_DEBUG_EVENT) |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
173 ngx_log_debug(c->log, "del event: %d, %d" _ c->fd _ event); |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
174 #endif |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
175 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
176 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
|
177 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
|
178 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
|
179 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
|
180 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
|
181 } |
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 } else { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
184 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
|
185 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
186 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
187 ev->active = 0; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
188 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
|
189 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
190 return NGX_OK; |
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 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
193 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
194 static int ngx_poll_process_events(ngx_log_t *log) |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
195 { |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
53
diff
changeset
|
196 int ready, found; |
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
53
diff
changeset
|
197 u_int i, nready; |
53
d1e42f1b8fd4
nginx-0.0.1-2003-01-27-00:08:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
50
diff
changeset
|
198 ngx_msec_t timer, delta; |
37
9fe40e51d4a3
nginx-0.0.1-2002-12-23-21:22:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
199 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
|
200 ngx_event_t *ev; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
201 ngx_connection_t *c; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
202 |
53
d1e42f1b8fd4
nginx-0.0.1-2003-01-27-00:08:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
50
diff
changeset
|
203 timer = ngx_event_find_timer(); |
d1e42f1b8fd4
nginx-0.0.1-2003-01-27-00:08:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
50
diff
changeset
|
204 |
d1e42f1b8fd4
nginx-0.0.1-2003-01-27-00:08:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
50
diff
changeset
|
205 if (timer) { |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
206 delta = ngx_msec(); |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
207 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
208 } else { |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
209 timer = INFTIM; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
210 delta = 0; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
211 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
212 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
213 #if (NGX_DEBUG_EVENT) |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
214 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
|
215 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
|
216 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
|
217 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
218 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
219 ngx_log_debug(log, "poll timer: %d" _ timer); |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
220 #endif |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
221 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
222 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
|
223 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
|
224 return NGX_ERROR; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
225 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
226 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
227 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
|
228 |
59
e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
53
diff
changeset
|
229 if ((int) timer != INFTIM) { |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
230 delta = ngx_msec() - delta; |
69
e43f406e4525
nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
231 ngx_event_expire_timers(delta); |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
232 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
233 } else { |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
234 if (ready == 0) { |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
235 ngx_log_error(NGX_LOG_ALERT, log, 0, |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
236 "poll() returns no events without timeout"); |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
237 return NGX_ERROR; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
238 } |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
239 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
240 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
241 #if (NGX_DEBUG_EVENT) |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
242 ngx_log_debug(log, "poll timer: %d, delta: %d" _ timer _ delta); |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
243 #endif |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
244 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
245 nready = 0; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
246 |
38
2ffaa35fba42
nginx-0.0.1-2002-12-24-10:09:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
37
diff
changeset
|
247 for (i = 0; i < nevents && ready; i++) { |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
248 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
|
249 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
250 #if (NGX_DEBUG_EVENT) |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
251 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
|
252 event_list[i].fd _ |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
253 event_list[i].events _ event_list[i].revents); |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
254 #endif |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
255 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
256 found = 0; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
257 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
258 if (event_list[i].revents & POLLNVAL) { |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
259 ngx_log_error(NGX_LOG_ALERT, log, EBADF, |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
260 "poll() error on %d", event_list[i].fd); |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
261 continue; |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
262 } |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
263 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
264 if (event_list[i].revents & POLLIN |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
265 || (event_list[i].revents & (POLLERR|POLLHUP) |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
266 && c->read->active)) |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
267 { |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
268 found = 1; |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
269 ready_index[nready++] = c->read; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
270 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
271 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
272 if (event_list[i].revents & POLLOUT |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
273 || (event_list[i].revents & (POLLERR|POLLHUP) |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
274 && c->write->active)) |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
275 { |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
276 found = 1; |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
277 ready_index[nready++] = c->write; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
278 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
279 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
280 if (found) { |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
281 ready--; |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
282 continue; |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
283 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
284 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
285 if (event_list[i].revents & (POLLERR|POLLHUP)) { |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
286 ngx_log_error(NGX_LOG_ALERT, log, 0, |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
287 "strange poll() error on %d:%d:%d", |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
288 event_list[i].fd, |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
289 event_list[i].events, event_list[i].revents); |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
290 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
291 } |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
292 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
293 for (i = 0; i < nready; i++) { |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
294 ev = ready_index[i]; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
295 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
296 if (!ev->active) { |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
297 continue; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
298 } |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
299 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
300 ev->ready = 1; |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
301 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
302 if (ev->oneshot) { |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
303 if (ev->timer_set) { |
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
304 ngx_del_timer(ev); |
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
305 ev->timer_set = 0; |
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
306 } |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
307 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
308 if (ev->write) { |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
309 ngx_poll_del_event(ev, NGX_WRITE_EVENT, 0); |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
310 } else { |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
311 ngx_poll_del_event(ev, NGX_READ_EVENT, 0); |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
312 } |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
313 } |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
314 |
87
5f6d848dcbef
nginx-0.0.1-2003-05-13-20:02:32 import
Igor Sysoev <igor@sysoev.ru>
parents:
69
diff
changeset
|
315 ev->event_handler(ev); |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
316 } |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
317 |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
318 if (ready != 0) { |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
319 ngx_log_error(NGX_LOG_ALERT, log, 0, "poll ready != events"); |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
320 } |
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
321 |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
322 return NGX_OK; |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
323 } |