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annotate src/os/unix/ngx_recv_chain.c @ 83:a7e45c45a95c

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nginx-0.0.1-2003-04-28-19:06:39 import
author Igor Sysoev <igor@sysoev.ru>
date Mon, 28 Apr 2003 15:06:39 +0000
parents 869b10be682f
children 29bf798b583f
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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2 #include <ngx_config.h>
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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3 #include <ngx_core.h>
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4 #include <ngx_errno.h>
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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5 #include <ngx_log.h>
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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6 #include <ngx_connection.h>
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a7e45c45a95c nginx-0.0.1-2003-04-28-19:06:39 import
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9 ssize_t ngx_recv_chain(ngx_connection_t *c, ngx_chain_t *entry)
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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10 {
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a7e45c45a95c nginx-0.0.1-2003-04-28-19:06:39 import
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11 ssize_t n;
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17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
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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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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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16 ngx_init_array(io, c->pool, 10, sizeof(struct iovec), NGX_ERROR);
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18 while (entry) {
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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19 ngx_test_null(iov, ngx_push_array(&io), NGX_ERROR);
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a7e45c45a95c nginx-0.0.1-2003-04-28-19:06:39 import
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20 iov->iov_base = entry->hunk->pos;
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21 iov->iov_len = entry->hunk->end - entry->hunk->last;
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22 entry = entry->next;
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23 }
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869b10be682f nginx-0.0.1-2003-04-14-21:04:58 import
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25 ngx_log_debug(c->log, "recv: %d:%d" _ io.nelts _ iov->iov_len);
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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27 n = readv(c->fd, (struct iovec *) io.elts, io.nelts);
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29 ngx_destroy_array(&io);
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31 if (n == -1) {
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32 c->read->ready = 0;
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34 err = ngx_errno;
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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35 if (err == NGX_EAGAIN) {
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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36 ngx_log_error(NGX_LOG_INFO, c->log, err, "readv() returned EAGAIN");
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37 return NGX_AGAIN;
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38 }
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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40 ngx_log_error(NGX_LOG_ERR, c->log, err, "readv() failed");
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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41 return NGX_ERROR;
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42 }
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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44 return n;
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45 }