Mercurial > hg > nginx
annotate src/os/win32/ngx_socket.c @ 7670:ccb5ff87ab3e
Cache: introduced min_free cache clearing.
Clearing cache based on free space left on a file system is
expected to allow better disk utilization in some cases, notably
when disk space might be also used for something other than nginx
cache (including nginx own temporary files) and while loading
cache (when cache size might be inaccurate for a while, effectively
disabling max_size cache clearing).
Based on a patch by Adam Bambuch.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Mon, 22 Jun 2020 18:03:00 +0300 |
parents | efd71d49bde0 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
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5 */ |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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11 |
501 | 12 int |
13 ngx_nonblocking(ngx_socket_t s) | |
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14 { |
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15 unsigned long nb = 1; |
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16 |
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17 return ioctlsocket(s, FIONBIO, &nb); |
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18 } |
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20 |
501 | 21 int |
22 ngx_blocking(ngx_socket_t s) | |
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23 { |
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24 unsigned long nb = 0; |
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25 |
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26 return ioctlsocket(s, FIONBIO, &nb); |
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27 } |
501 | 28 |
29 | |
30 int | |
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Events: available bytes calculation via ioctl(FIONREAD).
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31 ngx_socket_nread(ngx_socket_t s, int *n) |
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Events: available bytes calculation via ioctl(FIONREAD).
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32 { |
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Events: available bytes calculation via ioctl(FIONREAD).
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33 unsigned long nread; |
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34 |
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35 if (ioctlsocket(s, FIONREAD, &nread) == -1) { |
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36 return -1; |
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Events: available bytes calculation via ioctl(FIONREAD).
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37 } |
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Events: available bytes calculation via ioctl(FIONREAD).
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38 |
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Events: available bytes calculation via ioctl(FIONREAD).
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39 *n = nread; |
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Events: available bytes calculation via ioctl(FIONREAD).
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40 |
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Events: available bytes calculation via ioctl(FIONREAD).
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41 return 0; |
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42 } |
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Events: available bytes calculation via ioctl(FIONREAD).
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43 |
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Events: available bytes calculation via ioctl(FIONREAD).
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44 |
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Events: available bytes calculation via ioctl(FIONREAD).
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45 int |
501 | 46 ngx_tcp_push(ngx_socket_t s) |
47 { | |
48 return 0; | |
49 } |