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annotate src/os/unix/ngx_send.c @ 7660:d33e17499088

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Version bump.
author Maxim Dounin <mdounin@mdounin.ru>
date Tue, 26 May 2020 22:03:00 +0300
parents f01ab2dbcfdc
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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: 419
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: 419
diff changeset
2 /*
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42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
parents: 441
diff changeset
3 * Copyright (C) Igor Sysoev
4412
d620f497c50f Copyright updated.
Maxim Konovalov <maxim@nginx.com>
parents: 2719
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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: 419
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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: 419
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6
417
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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7
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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8 #include <ngx_config.h>
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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9 #include <ngx_core.h>
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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10 #include <ngx_event.h>
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
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11
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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12
1682
85523506e427 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 587
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13 ssize_t
85523506e427 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 587
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14 ngx_unix_send(ngx_connection_t *c, u_char *buf, size_t size)
417
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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15 {
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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16 ssize_t n;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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17 ngx_err_t err;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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18 ngx_event_t *wev;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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19
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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20 wev = c->write;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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21
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
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22 #if (NGX_HAVE_KQUEUE)
417
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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23
587
284cc140593b nginx-0.3.15-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 581
diff changeset
24 if ((ngx_event_flags & NGX_USE_KQUEUE_EVENT) && wev->pending_eof) {
537
c9ad0d9c7d59 nginx-0.1.43-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
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25 (void) ngx_connection_error(c, wev->kq_errno,
c9ad0d9c7d59 nginx-0.1.43-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
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26 "kevent() reported about an closed connection");
417
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
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27 wev->error = 1;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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28 return NGX_ERROR;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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29 }
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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30
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
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31 #endif
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
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32
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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33 for ( ;; ) {
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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34 n = send(c->fd, buf, size, 0);
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
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parents:
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35
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
36 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
6480
f01ab2dbcfdc Fixed logging.
Sergey Kandaurov <pluknet@nginx.com>
parents: 4412
diff changeset
37 "send: fd:%d %z of %uz", c->fd, n, size);
417
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
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38
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
39 if (n > 0) {
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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40 if (n < (ssize_t) size) {
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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41 wev->ready = 0;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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42 }
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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43
2719
9237cf8b400b update c->sent in ngx_unix_send()
Igor Sysoev <igor@sysoev.ru>
parents: 1682
diff changeset
44 c->sent += n;
9237cf8b400b update c->sent in ngx_unix_send()
Igor Sysoev <igor@sysoev.ru>
parents: 1682
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45
417
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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46 return n;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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47 }
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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48
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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49 err = ngx_socket_errno;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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50
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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51 if (n == 0) {
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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52 ngx_log_error(NGX_LOG_ALERT, c->log, err, "send() returned zero");
419
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 417
diff changeset
53 wev->ready = 0;
47709bff4468 nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 417
diff changeset
54 return n;
417
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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55 }
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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56
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
57 if (err == NGX_EAGAIN || err == NGX_EINTR) {
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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58 wev->ready = 0;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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59
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
60 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err,
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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61 "send() not ready");
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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62
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
63 if (err == NGX_EAGAIN) {
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
64 return NGX_AGAIN;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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65 }
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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66
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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67 } else {
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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68 wev->error = 1;
537
c9ad0d9c7d59 nginx-0.1.43-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
69 (void) ngx_connection_error(c, err, "send() failed");
417
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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70 return NGX_ERROR;
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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71 }
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
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72 }
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
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73 }