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annotate src/event/ngx_event_read.c @ 0:4eff17414a43

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nginx-0.0.1-2002-08-06-20:39:45 import The first code that uses "ngx_" prefix, the previous one used "gx_" prefix. At that point the code is not yet usable. The first draft ideas are dated back to 23.10.2001.
author Igor Sysoev <igor@sysoev.ru>
date Tue, 06 Aug 2002 16:39:45 +0000
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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1
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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2 #include <ngx_config.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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3 #include <ngx_errno.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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4 #include <ngx_log.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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5 #include <ngx_connection.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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7 int ngx_event_recv(ngx_connection_t *c, char *buf, size_t size)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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8 {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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9 int n;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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10 ngx_err_t err;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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11 ngx_event_t *ev = c->read;
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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13 #if (HAVE_KQUEUE)
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14 #if !(USE_KQUEUE)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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15 if (ngx_event_type == NGX_KQUEUE_EVENT)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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16 #endif
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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17 if (ev->eof && ev->available == 0) {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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18 if (ev->error) {
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19 ngx_log_error(NGX_LOG_ERR, ev->log, ev->error,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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20 "ngx_event_recv: recv failed while %s",
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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21 ev->log->action);
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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22
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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23 return -1;
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24 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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26 return 0;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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27 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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28 #endif
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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30 n = recv(c->fd, buf, size, 0);
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32 if (n == -1) {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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33 err = ngx_socket_errno;
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34
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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35 if (err == NGX_EAGAIN) {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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36 ngx_log_error(NGX_LOG_INFO, ev->log, err,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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37 "ngx_event_recv: EAGAIN while %s", ev->log->action);
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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38 return -2;
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39 }
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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41 ngx_log_error(NGX_LOG_INFO, ev->log, err,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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42 "ngx_event_recv: recv failed while %s", ev->log->action);
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43
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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44 return -1;
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45 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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46
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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47 #if (HAVE_KQUEUE)
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48 #if !(USE_KQUEUE)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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49 if (ngx_event_type == NGX_KQUEUE_EVENT)
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50 #endif
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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51 ev->available -= n;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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52 #endif
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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53
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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54 return n;
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55 }