Mercurial > hg > nginx

annotate src/os/unix/ngx_aio_write.c @ 4412:d620f497c50f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Copyright updated.
author Maxim Konovalov <maxim@nginx.com>
date Wed, 18 Jan 2012 15:07:43 +0000
parents a1d54c705f38
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 298
diff changeset
1
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 298
diff changeset
2 /*
444
42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
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3 * Copyright (C) Igor Sysoev
4412
d620f497c50f Copyright updated.
Maxim Konovalov <maxim@nginx.com>
parents: 3044
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4 * Copyright (C) Nginx, Inc.
441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 298
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5 */
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 298
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6
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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7
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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parents:
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8 #include <ngx_config.h>
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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parents:
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9 #include <ngx_core.h>
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6dfda4cf5200 nginx-0.0.1-2003-06-11-19:28:34 import
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parents: 93
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10 #include <ngx_event.h>
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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11
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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12
3044
a1d54c705f38 *) move small declarations in appropriate places and delete the surplus
Igor Sysoev <igor@sysoev.ru>
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13 extern int ngx_kqueue;
a1d54c705f38 *) move small declarations in appropriate places and delete the surplus
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14
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
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15
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
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16 ssize_t
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
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17 ngx_aio_write(ngx_connection_t *c, u_char *buf, size_t size)
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
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18 {
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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19 int n;
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
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20 ngx_event_t *wev;
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21
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
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22 wev = c->write;
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23
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24 if (!wev->ready) {
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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25 return NGX_AGAIN;
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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26 }
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27
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70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
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28 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, wev->log, 0,
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
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29 "aio: wev->complete: %d", wev->complete);
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30
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389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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31 if (!wev->complete) {
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
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32 ngx_memzero(&wev->aiocb, sizeof(struct aiocb));
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33
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parents: 144
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34 wev->aiocb.aio_fildes = c->fd;
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
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35 wev->aiocb.aio_buf = buf;
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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36 wev->aiocb.aio_nbytes = size;
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37
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
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38 #if (NGX_HAVE_KQUEUE)
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
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39 wev->aiocb.aio_sigevent.sigev_notify_kqueue = ngx_kqueue;
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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40 wev->aiocb.aio_sigevent.sigev_notify = SIGEV_KEVENT;
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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41 wev->aiocb.aio_sigevent.sigev_value.sigval_ptr = wev;
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6dfda4cf5200 nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
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42 #endif
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43
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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44 if (aio_write(&wev->aiocb) == -1) {
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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45 ngx_log_error(NGX_LOG_CRIT, wev->log, ngx_errno,
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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46 "aio_write() failed");
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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47 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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48 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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49
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
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50 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, wev->log, 0, "aio_write: OK");
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Igor Sysoev <igor@sysoev.ru>
parents:
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51
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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52 wev->active = 1;
166
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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53 wev->ready = 0;
93
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parents:
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54 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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55
166
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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56 wev->complete = 0;
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parents:
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57
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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58 n = aio_error(&wev->aiocb);
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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59 if (n == -1) {
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
60 ngx_log_error(NGX_LOG_CRIT, wev->log, ngx_errno, "aio_error() failed");
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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61 wev->error = 1;
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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62 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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63 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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64
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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65 if (n != 0) {
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
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66 if (n == NGX_EINPROGRESS) {
166
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
67 if (wev->ready) {
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
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68 ngx_log_error(NGX_LOG_ALERT, wev->log, n,
93
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parents:
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69 "aio_write() still in progress");
166
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
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parents: 164
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70 wev->ready = 0;
93
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71 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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72 return NGX_AGAIN;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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73 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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74
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
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75 ngx_log_error(NGX_LOG_CRIT, wev->log, n, "aio_write() failed");
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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76 wev->error = 1;
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389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
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parents: 164
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77 wev->ready = 0;
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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78
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
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79 #if 1
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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80 n = aio_return(&wev->aiocb);
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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81 if (n == -1) {
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
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parents: 164
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82 ngx_log_error(NGX_LOG_ALERT, wev->log, ngx_errno,
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
83 "aio_return() failed");
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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84 }
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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85
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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86 ngx_log_error(NGX_LOG_CRIT, wev->log, n, "aio_return() %d", n);
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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87 #endif
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
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88
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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parents:
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89 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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90 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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91
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
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92 n = aio_return(&wev->aiocb);
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
93 if (n == -1) {
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
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94 ngx_log_error(NGX_LOG_ALERT, wev->log, ngx_errno,
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
95 "aio_return() failed");
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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96
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
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97 wev->error = 1;
166
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
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parents: 164
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98 wev->ready = 0;
93
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parents:
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99 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
100 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
101
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
diff changeset
102
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
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parents: 166
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103 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, wev->log, 0, "aio_write: %d", n);
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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104
166
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
105 wev->active = 0;
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
106 wev->ready = 1;
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
diff changeset
107
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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parents: 144
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108 return n;
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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parents:
diff changeset
109 }