Mercurial > hg > nginx
annotate src/os/unix/ngx_recv_chain.c @ 73:4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 10 Apr 2003 15:08:54 +0000 |
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children | 17ab1af8c3dd |
rev | line source |
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73
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
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1 |
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nginx-0.0.1-2003-04-10-19:08:54 import
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2 #include <ngx_config.h> |
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3 #include <ngx_core.h> |
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4 #include <ngx_errno.h> |
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nginx-0.0.1-2003-04-10-19:08:54 import
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5 #include <ngx_log.h> |
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nginx-0.0.1-2003-04-10-19:08:54 import
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6 #include <ngx_connection.h> |
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7 |
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8 |
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nginx-0.0.1-2003-04-10-19:08:54 import
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9 ssize_t ngx_recv_chain(ngx_connection_t *c, ngx_chain_t *ce) |
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10 { |
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11 int n; |
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12 struct iovec *iov; |
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13 ngx_err_t err; |
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14 ngx_array_t io; |
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15 |
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16 ngx_init_array(io, c->pool, 10, sizeof(struct iovec), NGX_ERROR); |
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17 |
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18 while (ce) { |
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19 ngx_test_null(iov, ngx_push_array(&io), NGX_ERROR); |
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20 iov->iov_base = ce->hunk->pos; |
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21 iov->iov_len = ce->hunk->last - ce->hunk->pos; |
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22 ce = ce->next; |
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23 } |
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24 |
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25 n = readv(c->fd, (struct iovec *) io.elts, io.nelts); |
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26 |
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27 ngx_destroy_array(&io); |
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28 |
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29 if (n == -1) { |
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30 c->read->ready = 0; |
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31 |
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32 if (err == NGX_EAGAIN) { |
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33 ngx_log_error(NGX_LOG_INFO, c->log, err, "readv() returned EAGAIN"); |
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34 return NGX_AGAIN; |
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35 } |
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36 |
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37 ngx_log_error(NGX_LOG_ERR, c->log, err, "readv() failed"); |
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38 return NGX_ERROR; |
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39 } |
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40 |
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41 return n; |
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42 } |