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annotate src/os/unix/freebsd/ngx_sendfile.c @ 3:34a521b1a148

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nginx-0.0.1-2002-08-20-18:48:28 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 20 Aug 2002 14:48:28 +0000
parents src/os/unix/ngx_sendfile.c@4eff17414a43
children 669801705ab1
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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_types.h>
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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4 #include <ngx_file.h>
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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5 #include <ngx_socket.h>
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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6 #include <ngx_errno.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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7 #include <ngx_log.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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8 #include <ngx_sendv.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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9 #include <ngx_sendfile.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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10
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 TODO:
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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13 FreeBSD:
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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14 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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15 */
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 returns
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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19 0 done
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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20 -1 error
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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21 */
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 #if (HAVE_FREEBSD_SENDFILE)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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24
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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25 int ngx_sendfile(ngx_socket_t s,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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26 ngx_iovec_t *headers, int hdr_cnt,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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27 ngx_file_t fd, off_t offset, size_t nbytes,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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28 ngx_iovec_t *trailers, int trl_cnt,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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29 off_t *sent,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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30 ngx_log_t *log)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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31 {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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32 int rc, i;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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33 ngx_err_t err;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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34 struct sf_hdtr hdtr;
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35
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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36 hdtr.headers = headers;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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37 hdtr.hdr_cnt = hdr_cnt;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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38 hdtr.trailers = trailers;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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39 hdtr.trl_cnt = trl_cnt;
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 #if (HAVE_FREEBSD_SENDFILE_NBYTES_BUG)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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42 for (i = 0; i < hdr_cnt; i++)
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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43 nbytes += headers[i].iov_len;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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44 #endif
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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45
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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46 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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47
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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48 if (rc == -1) {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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49 err = ngx_socket_errno;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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50 if (err != NGX_EAGAIN && err != NGX_EINTR) {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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51 ngx_log_error(NGX_LOG_ERR, log, err,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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52 "ngx_sendfile: sendfile failed");
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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53 return -1;
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 } else {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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56 ngx_log_error(NGX_LOG_INFO, log, err,
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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57 "ngx_sendfile: sendfile sent only %qd bytes", *sent);
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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58 }
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59 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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60
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
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61 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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62 rc _ offset _ *sent _ nbytes);
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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63
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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64 return 0;
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65 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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66
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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67 #endif