Mercurial > hg > nginx
annotate src/event/ngx_event.h @ 36:c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 23 Dec 2002 06:29:22 +0000 |
parents | d45effe5854c |
children | 2ffaa35fba42 |
rev | line source |
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1 #ifndef _NGX_EVENT_H_INCLUDED_ |
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2 #define _NGX_EVENT_H_INCLUDED_ |
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3 |
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4 |
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5 #include <ngx_config.h> |
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6 #include <ngx_types.h> |
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7 #include <ngx_time.h> |
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8 #include <ngx_socket.h> |
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9 #include <ngx_log.h> |
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10 #include <ngx_alloc.h> |
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11 #include <ngx_array.h> |
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13 #define NGX_INVALID_INDEX 0x80000000 |
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15 typedef struct ngx_event_s ngx_event_t; |
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16 |
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17 struct ngx_event_s { |
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18 void *data; |
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19 |
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20 int (*event_handler)(ngx_event_t *ev); |
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21 int (*close_handler)(ngx_event_t *ev); |
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22 void *context; |
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23 char *action; |
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24 |
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25 unsigned int index; |
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27 ngx_event_t *prev; /* queue in mutex(), aio_read(), aio_write() */ |
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28 ngx_event_t *next; /* */ |
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29 |
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30 int (*timer_handler)(ngx_event_t *ev); |
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31 ngx_event_t *timer_prev; |
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32 ngx_event_t *timer_next; |
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33 |
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34 u_int timer_delta; |
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35 u_int timer; |
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36 |
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37 ngx_log_t *log; |
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38 |
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39 int available; /* kqueue only: */ |
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40 /* accept: number of sockets that wait */ |
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41 /* to be accepted */ |
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42 /* read: bytes to read */ |
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43 /* write: available space in buffer */ |
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44 /* otherwise: */ |
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45 /* accept: 1 if accept many, 0 otherwise */ |
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46 |
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47 /* flags - int are probably faster on write then bits ??? */ |
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48 |
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49 unsigned oneshot:1; |
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50 |
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51 unsigned listening:1; |
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52 unsigned write:1; |
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53 |
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54 unsigned ready:1; |
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55 unsigned timedout:1; |
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56 unsigned blocked:1; |
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57 |
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58 unsigned process:1; |
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59 unsigned read_discarded:1; |
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60 |
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61 unsigned unexpected_eof:1; |
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62 |
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63 #if (HAVE_DEFERRED_ACCEPT) |
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64 unsigned deferred_accept:1; |
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65 #endif |
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66 #if (HAVE_KQUEUE) |
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67 unsigned eof:1; |
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68 int error; |
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69 #endif |
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70 }; |
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71 |
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72 typedef enum { |
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73 NGX_SELECT_EVENT = 0, |
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74 #if (HAVE_POLL) |
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75 NGX_POLL_EVENT, |
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76 #endif |
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77 #if (HAVE_KQUEUE) |
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78 NGX_KQUEUE_EVENT, |
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79 #endif |
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80 } ngx_event_type_e ; |
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81 |
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82 typedef struct { |
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83 int (*add)(ngx_event_t *ev, int event, u_int flags); |
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84 int (*del)(ngx_event_t *ev, int event, u_int flags); |
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85 void (*timer)(ngx_event_t *ev, ngx_msec_t timer); |
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86 int (*process)(ngx_log_t *log); |
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87 int (*read)(ngx_event_t *ev, char *buf, size_t size); |
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88 /* |
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89 int (*write)(ngx_event_t *ev, char *buf, size_t size); |
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90 */ |
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91 } ngx_event_actions_t; |
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92 |
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93 |
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94 /* |
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95 NGX_LEVEL_EVENT (default) select, poll, /dev/poll, kqueue |
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96 requires to read whole data |
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97 NGX_ONESHOT_EVENT select, poll, kqueue |
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98 NGX_CLEAR_EVENT kqueue |
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99 NGX_AIO_EVENT overlapped, aio_read, aioread |
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100 no need to add or delete events |
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101 |
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102 NGX_CLOSE_EVENT kqueue: kqueue deletes events for file that closed |
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103 */ |
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104 |
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105 #define NGX_CLOSE_EVENT 1 |
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106 |
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107 #if (HAVE_KQUEUE) |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
108 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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109 #define NGX_READ_EVENT EVFILT_READ |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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110 #define NGX_WRITE_EVENT EVFILT_WRITE |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
111 |
6
669801705ab1
nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents:
3
diff
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|
112 #define NGX_LEVEL_EVENT 0 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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113 #define NGX_ONESHOT_EVENT EV_ONESHOT |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
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114 |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
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|
115 #ifndef HAVE_CLEAR_EVENT |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
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116 #define HAVE_CLEAR_EVENT 1 |
9
6f58641241bb
nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
8
diff
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117 #endif |
6f58641241bb
nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
8
diff
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118 |
6f58641241bb
nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
8
diff
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|
119 #if (HAVE_CLEAR_EVENT) |
0
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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120 #define NGX_CLEAR_EVENT EV_CLEAR |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
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121 #endif |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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122 |
36
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
32
diff
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|
123 #elif (HAVE_POLL) |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
32
diff
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124 |
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Igor Sysoev <igor@sysoev.ru>
parents:
32
diff
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|
125 #define NGX_READ_EVENT POLLIN |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
32
diff
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|
126 #define NGX_WRITE_EVENT POLLOUT |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
32
diff
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|
127 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
32
diff
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|
128 #define NGX_LEVEL_EVENT 0 |
c14d7232b11f
nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
32
diff
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|
129 #define NGX_ONESHOT_EVENT 1 |
c14d7232b11f
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Igor Sysoev <igor@sysoev.ru>
parents:
32
diff
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|
130 |
0
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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131 #else |
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Igor Sysoev <igor@sysoev.ru>
parents:
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132 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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133 #define NGX_READ_EVENT 0 |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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134 #define NGX_WRITE_EVENT 1 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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135 |
6
669801705ab1
nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents:
3
diff
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|
136 #define NGX_LEVEL_EVENT 0 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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137 #define NGX_ONESHOT_EVENT 1 |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
138 |
31
d1ebcc555037
nginx-0.0.1-2002-12-18-19:31:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
26
diff
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|
139 #endif /* HAVE_KQUEUE */ |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
140 |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
141 #if (USE_KQUEUE) |
1
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
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|
142 |
0
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
143 #define ngx_init_events ngx_kqueue_init |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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144 #define ngx_process_events ngx_kqueue_process_events |
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
23
diff
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|
145 #define ngx_add_event ngx_kqueue_add_event |
32
d45effe5854c
nginx-0.0.1-2002-12-19-10:08:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
31
diff
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|
146 #define ngx_del_event ngx_kqueue_del_event |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
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|
147 #define ngx_add_timer ngx_kqueue_add_timer |
1
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
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|
148 #define ngx_event_recv ngx_event_recv_core |
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
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|
149 |
0
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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150 #else |
1
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
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|
151 |
0
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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152 #define ngx_init_events (ngx_event_init[ngx_event_type]) |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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153 #define ngx_process_events ngx_event_actions.process |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
154 #define ngx_add_event ngx_event_actions.add |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
155 #define ngx_del_event ngx_event_actions.del |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
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|
156 #define ngx_add_timer ngx_event_actions.timer |
1
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
changeset
|
157 #define ngx_event_recv ngx_event_recv_core |
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
0
diff
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|
158 |
0
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
159 #endif |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
160 |
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nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
161 |
7
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
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|
162 static void ngx_inline ngx_del_timer(ngx_event_t *ev) |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
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|
163 { |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
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|
164 if (ev->timer_prev) |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
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|
165 ev->timer_prev->timer_next = ev->timer_next; |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
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|
166 |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
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|
167 if (ev->timer_next) { |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
168 ev->timer_next->timer_prev = ev->timer_prev; |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
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|
169 ev->timer_next = NULL; |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
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|
170 } |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
171 |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
172 if (ev->timer_prev) |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
173 ev->timer_prev = NULL; |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
174 } |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
175 |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
176 |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
177 |
b5481d6fbbd4
nginx-0.0.1-2002-08-29-20:59:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
178 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
179 extern ngx_event_t *ngx_read_events; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
180 extern ngx_event_t *ngx_write_events; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
181 extern ngx_connection_t *ngx_connections; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
182 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
183 #if !(USE_KQUEUE) |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
184 extern ngx_event_actions_t ngx_event_actions; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
185 extern ngx_event_type_e ngx_event_type; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
186 #endif |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
187 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
188 |
3
34a521b1a148
nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
1
diff
changeset
|
189 void ngx_pre_thread(ngx_array_t *ls, ngx_pool_t *pool, ngx_log_t *log); |
34a521b1a148
nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
1
diff
changeset
|
190 void ngx_worker(ngx_log_t *log); |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
191 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
192 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
193 #endif /* _NGX_EVENT_H_INCLUDED_ */ |