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annotate src/os/unix/freebsd/ngx_sendfile.c @ 8:708f8bb772ec

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nginx-0.0.1-2002-09-02-18:48:24 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 02 Sep 2002 14:48:24 +0000
parents 669801705ab1
children 6a0b3d6e9c13
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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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2 #include <ngx_config.h>
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
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3 #include <ngx_core.h>
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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4 #include <ngx_types.h>
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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5 #include <ngx_file.h>
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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6 #include <ngx_socket.h>
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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7 #include <ngx_errno.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
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8 #include <ngx_log.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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9 #include <ngx_sendv.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
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10 #include <ngx_sendfile.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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11
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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12 /*
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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13 TODO:
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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14 FreeBSD:
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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15 check sent if errno == EINTR then should return right sent.
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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16 */
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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17
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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18 #if (HAVE_FREEBSD_SENDFILE)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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19
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
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20 int ngx_sendfile(ngx_socket_t s,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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21 ngx_iovec_t *headers, int hdr_cnt,
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669801705ab1 nginx-0.0.1-2002-08-26-19:18:19 import
Igor Sysoev <igor@sysoev.ru>
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22 ngx_fd_t fd, off_t offset, size_t nbytes,
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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23 ngx_iovec_t *trailers, int trl_cnt,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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24 off_t *sent,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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25 ngx_log_t *log)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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26 {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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27 int rc, i;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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28 ngx_err_t err;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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29 struct sf_hdtr hdtr;
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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31 hdtr.headers = headers;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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32 hdtr.hdr_cnt = hdr_cnt;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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33 hdtr.trailers = trailers;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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34 hdtr.trl_cnt = trl_cnt;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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35
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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36 #if (HAVE_FREEBSD_SENDFILE_NBYTES_BUG)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
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37 for (i = 0; i < hdr_cnt; i++)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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38 nbytes += headers[i].iov_len;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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39 #endif
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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40
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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41 rc = sendfile(fd, s, offset, nbytes, &hdtr, sent, 0);
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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42
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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43 if (rc == -1) {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
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44 err = ngx_socket_errno;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
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45 if (err != NGX_EAGAIN && err != NGX_EINTR) {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
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46 ngx_log_error(NGX_LOG_ERR, log, err,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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47 "ngx_sendfile: sendfile failed");
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
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48 return NGX_ERROR;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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49
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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50 } else {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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51 ngx_log_error(NGX_LOG_INFO, log, err,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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52 "ngx_sendfile: sendfile sent only %qd bytes", *sent);
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 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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55
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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56 ngx_log_debug(log, "ngx_sendfile: %d, @%qd %qd:%d" _
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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57 rc _ offset _ *sent _ nbytes);
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58
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59 return NGX_OK;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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60 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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61
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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62 #endif