Mercurial > hg > nginx
comparison src/os/unix/ngx_send.c @ 417:0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 07 Sep 2004 15:29:22 +0000 |
parents | |
children | 47709bff4468 |
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416:b9bd635011de | 417:0526206251f6 |
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1 | |
2 #include <ngx_config.h> | |
3 #include <ngx_core.h> | |
4 #include <ngx_event.h> | |
5 | |
6 | |
7 ssize_t ngx_unix_send(ngx_connection_t *c, u_char *buf, size_t size) | |
8 { | |
9 ssize_t n; | |
10 ngx_err_t err; | |
11 ngx_event_t *wev; | |
12 | |
13 wev = c->write; | |
14 | |
15 #if (HAVE_KQUEUE) | |
16 | |
17 if ((ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) && wev->pending_eof) { | |
18 ngx_log_error(NGX_LOG_INFO, c->log, wev->kq_errno, | |
19 "kevent() reported about an closed connection"); | |
20 | |
21 wev->error = 1; | |
22 return NGX_ERROR; | |
23 } | |
24 | |
25 #endif | |
26 | |
27 for ( ;; ) { | |
28 n = send(c->fd, buf, size, 0); | |
29 | |
30 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
31 "send: fd:%d %d of %d", c->fd, n, size); | |
32 | |
33 if (n > 0) { | |
34 if (n < (ssize_t) size) { | |
35 wev->ready = 0; | |
36 } | |
37 | |
38 return n; | |
39 } | |
40 | |
41 err = ngx_socket_errno; | |
42 | |
43 if (n == 0) { | |
44 ngx_log_error(NGX_LOG_ALERT, c->log, err, "send() returned zero"); | |
45 } | |
46 | |
47 if (err == NGX_EAGAIN || err == NGX_EINTR) { | |
48 wev->ready = 0; | |
49 | |
50 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, | |
51 "send() not ready"); | |
52 | |
53 if (err == NGX_EAGAIN) { | |
54 return NGX_AGAIN; | |
55 } | |
56 | |
57 } else { | |
58 wev->error = 1; | |
59 ngx_connection_error(c, err, "recv() failed"); | |
60 return NGX_ERROR; | |
61 } | |
62 } | |
63 } |