Mercurial > hg > nginx-quic
annotate src/os/unix/ngx_recv.c @ 93:738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 21 May 2003 13:28:21 +0000 |
parents | 637625a2acdb |
children | a23d010f356d |
rev | line source |
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91
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nginx-0.0.1-2003-05-19-20:39:14 import
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1 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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2 #include <ngx_config.h> |
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nginx-0.0.1-2003-05-19-20:39:14 import
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3 #include <ngx_core.h> |
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nginx-0.0.1-2003-05-19-20:39:14 import
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4 #include <ngx_errno.h> |
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nginx-0.0.1-2003-05-19-20:39:14 import
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5 #include <ngx_log.h> |
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nginx-0.0.1-2003-05-19-20:39:14 import
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6 #include <ngx_recv.h> |
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nginx-0.0.1-2003-05-19-20:39:14 import
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7 #include <ngx_connection.h> |
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nginx-0.0.1-2003-05-19-20:39:14 import
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8 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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9 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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10 ssize_t ngx_unix_recv(ngx_connection_t *c, char *buf, size_t size) |
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nginx-0.0.1-2003-05-19-20:39:14 import
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11 { |
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nginx-0.0.1-2003-05-19-20:39:14 import
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12 ssize_t n; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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13 ngx_err_t err; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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14 ngx_event_t *ev; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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15 |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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16 ev = c->read; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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17 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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18 #if (HAVE_KQUEUE) /* DEBUG */ |
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nginx-0.0.1-2003-05-19-20:39:14 import
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19 if (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) { |
93
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nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
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91
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20 ngx_log_debug(c->log, "recv: eof:%d, avail:%d, err:%d" _ |
91
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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21 ev->eof _ ev->available _ ev->error); |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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22 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
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23 #endif |
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nginx-0.0.1-2003-05-19-20:39:14 import
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24 |
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25 #if (HAVE_KQUEUE) |
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26 |
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27 if ((ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) |
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nginx-0.0.1-2003-05-19-20:39:14 import
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28 && ev->eof && ev->available == 0) { |
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nginx-0.0.1-2003-05-19-20:39:14 import
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29 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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30 if (ev->error == 0) { |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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31 return 0; |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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32 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
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33 |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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34 ngx_set_socket_errno(ev->error); |
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nginx-0.0.1-2003-05-19-20:39:14 import
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35 err = ev->error; |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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36 n = -1; |
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37 |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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38 } else { |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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39 n = recv(c->fd, buf, size, 0); |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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40 |
93
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nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
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91
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41 ngx_log_debug(c->log, "recv: read:%d:%d" _ n _ size); |
91
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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42 |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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43 if (n == -1) { |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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44 err = ngx_socket_errno; |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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45 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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46 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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47 |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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48 #else /* not kqueue */ |
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nginx-0.0.1-2003-05-19-20:39:14 import
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49 |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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50 n = recv(c->fd, buf, size, 0); |
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nginx-0.0.1-2003-05-19-20:39:14 import
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51 |
93
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nginx-0.0.1-2003-05-21-17:28:21 import
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52 ngx_log_debug(c->log, "recv: read:%d:%d" _ n _ size); |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
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91
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53 |
91
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nginx-0.0.1-2003-05-19-20:39:14 import
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54 if (n == -1) { |
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nginx-0.0.1-2003-05-19-20:39:14 import
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55 err = ngx_socket_errno; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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56 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
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57 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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58 #endif |
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nginx-0.0.1-2003-05-19-20:39:14 import
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59 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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60 if (n == -1) { |
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nginx-0.0.1-2003-05-19-20:39:14 import
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61 ev->ready = 0; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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62 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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63 if (err == NGX_ECONNRESET && ev->ignore_econnreset) { |
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nginx-0.0.1-2003-05-19-20:39:14 import
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64 return 0; |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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65 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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66 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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67 if (err == NGX_EAGAIN) { |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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68 ngx_log_error(NGX_LOG_INFO, c->log, err, "recv() returned EAGAIN"); |
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nginx-0.0.1-2003-05-19-20:39:14 import
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69 return NGX_AGAIN; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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70 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
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71 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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72 ngx_log_error(NGX_LOG_ERR, c->log, err, "recv() failed"); |
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nginx-0.0.1-2003-05-19-20:39:14 import
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73 return NGX_ERROR; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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74 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
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75 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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76 #if (HAVE_KQUEUE) |
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nginx-0.0.1-2003-05-19-20:39:14 import
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77 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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78 if (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) { |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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79 ev->available -= n; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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80 if (ev->available == 0) { |
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nginx-0.0.1-2003-05-19-20:39:14 import
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81 ev->ready = 0; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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82 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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83 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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84 return n; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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85 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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86 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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87 #endif |
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nginx-0.0.1-2003-05-19-20:39:14 import
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88 |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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89 if ((size_t) n < size) { |
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nginx-0.0.1-2003-05-19-20:39:14 import
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90 ev->ready = 0; |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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91 } |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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92 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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93 return n; |
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nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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94 } |