Mercurial > hg > nginx

annotate src/event/modules/ngx_aio_module.c @ 380:5ce6561246a5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.7-2004-07-07-10:15:04 import
author Igor Sysoev <igor@sysoev.ru>
date Wed, 07 Jul 2004 06:15:04 +0000
parents 4b1a3a4acc60
children da8c5707af39
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
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1
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36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
2 #include <ngx_config.h>
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
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3 #include <ngx_core.h>
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
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parents: 6
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4 #include <ngx_event.h>
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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parents: 91
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5 #include <ngx_aio.h>
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36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
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6
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
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7 #if (HAVE_KQUEUE)
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
8 #include <ngx_kqueue_module.h>
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
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9 #endif
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
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10
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
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11
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ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 96
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12 static int ngx_aio_init(ngx_cycle_t *cycle);
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 96
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13 static void ngx_aio_done(ngx_cycle_t *cycle);
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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14 static int ngx_aio_add_event(ngx_event_t *ev, int event, u_int flags);
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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15 static int ngx_aio_del_event(ngx_event_t *ev, int event, u_int flags);
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bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 257
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16 static int ngx_aio_del_connection(ngx_connection_t *c, u_int flags);
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4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 261
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17 static int ngx_aio_process_events(ngx_cycle_t *cycle);
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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20 ngx_os_io_t ngx_os_aio = {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
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21 ngx_aio_read,
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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22 ngx_aio_read_chain,
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parents: 91
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23 ngx_aio_write,
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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24 ngx_aio_write_chain,
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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25 NGX_HAVE_ZEROCOPY
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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26 };
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27
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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29 static ngx_str_t aio_name = ngx_string("aio");
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30
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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31 ngx_event_module_t ngx_aio_module_ctx = {
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Igor Sysoev <igor@sysoev.ru>
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32 &aio_name,
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parents: 91
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33 NULL, /* create configuration */
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parents: 91
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34 NULL, /* init configuration */
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35
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36 {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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parents: 91
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37 ngx_aio_add_event, /* add an event */
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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38 ngx_aio_del_event, /* delete an event */
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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39 NULL, /* enable an event */
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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40 NULL, /* disable an event */
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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41 NULL, /* add an connection */
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8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
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42 ngx_aio_del_connection, /* delete an connection */
380
5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
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43 NULL, /* process the changes */
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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parents: 91
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44 ngx_aio_process_events, /* process the events */
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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45 ngx_aio_init, /* init the events */
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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46 ngx_aio_done /* done the events */
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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47 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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48
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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49 };
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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50
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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51 ngx_module_t ngx_aio_module = {
96
a23d010f356d nginx-0.0.1-2003-05-27-16:18:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 95
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52 NGX_MODULE,
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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53 &ngx_aio_module_ctx, /* module context */
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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54 NULL, /* module directives */
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a23d010f356d nginx-0.0.1-2003-05-27-16:18:54 import
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55 NGX_EVENT_MODULE, /* module type */
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ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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56 NULL, /* init module */
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4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
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parents: 261
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57 NULL /* init process */
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58 };
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59
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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61
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36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
62 #if (HAVE_KQUEUE)
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
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ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
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64 static int ngx_aio_init(ngx_cycle_t *cycle)
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65 {
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ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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parents: 96
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66 if (ngx_kqueue_module_ctx.actions.init(cycle) == NGX_ERROR) {
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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67 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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68 }
63
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
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ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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70 ngx_io = ngx_os_aio;
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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71
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ef8c87afcfc5 nginx-0.0.1-2003-10-12-20:49:16 import
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72 ngx_event_flags = NGX_USE_AIO_EVENT;
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parents: 91
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73 ngx_event_actions = ngx_aio_module_ctx.actions;
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36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
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36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
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parents: 6
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75
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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76 return NGX_OK;
63
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
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77 }
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
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36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
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ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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80 static void ngx_aio_done(ngx_cycle_t *cycle)
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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parents: 91
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81 {
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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parents: 96
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82 ngx_kqueue_module_ctx.actions.done(cycle);
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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parents: 91
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83 }
63
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
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parents: 6
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84
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
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85
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b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
86 /* The event adding and deleting are needed for the listening sockets */
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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87
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
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88 static int ngx_aio_add_event(ngx_event_t *ev, int event, u_int flags)
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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89 {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
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90 return ngx_kqueue_module_ctx.actions.add(ev, event, flags);
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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91 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
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92
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
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93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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94 static int ngx_aio_del_event(ngx_event_t *ev, int event, u_int flags)
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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95 {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
96 return ngx_kqueue_module_ctx.actions.del(ev, event, flags);
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
97 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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98
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
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99
261
bdd631bf1a1c nginx-0.0.2-2004-02-18-00:11:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 257
diff changeset
100 static int ngx_aio_del_connection(ngx_connection_t *c, u_int flags)
94
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
101 {
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
102 int rc;
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
103
95
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
104 if (c->read->active == 0 && c->write->active == 0) {
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
105 return NGX_OK;
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
106 }
94
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
107
95
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
108 rc = aio_cancel(c->fd, NULL);
94
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
109
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
110 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "aio_cancel: %d", rc);
94
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
111
95
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
112 if (rc == AIO_CANCELED) {
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
113 c->read->active = c->write->active = 0;
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
114 return NGX_OK;
94
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
115 }
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
116
95
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
117 if (rc == AIO_ALLDONE) {
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
118 c->read->active = c->write->active = 0;
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
119 ngx_log_error(NGX_LOG_ALERT, c->log, 0,
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
120 "aio_cancel() returned AIO_ALLDONE");
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
121 return NGX_OK;
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
122 }
94
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
123
95
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
124 if (rc == -1) {
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
125 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
126 "aio_cancel() failed");
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
127 return NGX_ERROR;
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
128 }
94
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
129
95
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
130 if (rc == AIO_NOTCANCELED) {
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
131 ngx_log_error(NGX_LOG_ALERT, c->log, 0,
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
132 "aio_cancel() returned AIO_NOTCANCELED");
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
133
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
134 return NGX_ERROR;
94
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
135 }
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
136
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
137 return NGX_OK;
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
138 }
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
139
8220378432a8 nginx-0.0.1-2003-05-22-19:23:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
140
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 261
diff changeset
141 static int ngx_aio_process_events(ngx_cycle_t *cycle)
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
142 {
380
5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
143 return ngx_kqueue_module_ctx.actions.process_events(cycle);
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
144 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
145
95
b48066122884 nginx-0.0.1-2003-05-23-15:53:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 94
diff changeset
146 #endif /* HAVE_KQUEUE */
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
147
63
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
148
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
149 #if 0
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
150
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
151 /* 1 */
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
152 int ngx_posix_aio_process_events(ngx_log_t *log)
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
153 {
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
154 listen via SIGIO;
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
155 aio_* via SIGxxx;
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
156
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
157 sigsuspend()/sigwaitinfo()/sigtimedwait();
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
158 }
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
159
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
160 /* 2 */
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
161 int ngx_posix_aio_process_events(ngx_log_t *log)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
162 {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
163 unmask signal
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164
5
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents: 0
diff changeset
165 listen via SIGIO;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
166
5
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents: 0
diff changeset
167 /* BUG: SIGIO can be delivered before aio_*() */
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents: 0
diff changeset
168
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents: 0
diff changeset
169 aio_suspend()/aiowait()/aio_waitcomplete() with timeout
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
170
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171 mask signal
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
172
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
173 if (ngx_socket_errno == NGX_EINTR)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
174 look listen
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
175 select()/accept() nb listen sockets
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
176 else
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
177 aio
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
178 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
179
6
669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
parents: 5
diff changeset
180 /* 3 */
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
181 int ngx_posix_aio_process_events(ngx_log_t *log)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
182 {
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
183 #if 0
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
184 unmask signal
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
185
5
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents: 0
diff changeset
186 /* BUG: AIO signal can be delivered before select() */
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
187
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
188 select(listen);
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
189
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
190 mask signal
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
191 #endif
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
192
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
193 pselect(listen, mask);
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
194
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
195 if (ngx_socket_errno == NGX_EINTR)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
196 look ready array
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
197 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
198
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
199 void aio_sig_handler(int signo, siginfo_t *siginfo, void *context)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
200 {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201 push siginfo->si_value.sival_ptr
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
202 }
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
203
63
36d2c25cc9bb nginx-0.0.1-2003-02-26-23:21:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
204 #endif