Mercurial > hg > nginx
annotate src/os/unix/ngx_socket.h @ 7690:8253424d1aff
Added size check to ngx_http_alloc_large_header_buffer().
This ensures that copying won't write more than the buffer size
even if the buffer comes from hc->free and it is smaller than the large
client header buffer size in the virtual host configuration. This might
happen if size of large client header buffers is different in name-based
virtual hosts, similarly to the problem with number of buffers fixed
in 6926:e662cbf1b932.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Thu, 06 Aug 2020 05:02:22 +0300 |
parents | efd71d49bde0 |
children | 23880e4ad3e2 |
rev | line source |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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8 #ifndef _NGX_SOCKET_H_INCLUDED_ |
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9 #define _NGX_SOCKET_H_INCLUDED_ |
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12 #include <ngx_config.h> |
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15 #define NGX_WRITE_SHUTDOWN SHUT_WR |
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17 typedef int ngx_socket_t; |
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461 | 19 #define ngx_socket socket |
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20 #define ngx_socket_n "socket()" |
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469 | 23 #if (NGX_HAVE_FIONBIO) |
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24 |
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25 int ngx_nonblocking(ngx_socket_t s); |
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26 int ngx_blocking(ngx_socket_t s); |
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27 |
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28 #define ngx_nonblocking_n "ioctl(FIONBIO)" |
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29 #define ngx_blocking_n "ioctl(!FIONBIO)" |
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31 #else |
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645 | 33 #define ngx_nonblocking(s) fcntl(s, F_SETFL, fcntl(s, F_GETFL) | O_NONBLOCK) |
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34 #define ngx_nonblocking_n "fcntl(O_NONBLOCK)" |
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645 | 36 #define ngx_blocking(s) fcntl(s, F_SETFL, fcntl(s, F_GETFL) & ~O_NONBLOCK) |
37 #define ngx_blocking_n "fcntl(!O_NONBLOCK)" | |
38 | |
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39 #endif |
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Events: available bytes calculation via ioctl(FIONREAD).
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41 #if (NGX_HAVE_FIONREAD) |
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42 |
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43 #define ngx_socket_nread(s, n) ioctl(s, FIONREAD, n) |
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44 #define ngx_socket_nread_n "ioctl(FIONREAD)" |
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46 #endif |
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48 int ngx_tcp_nopush(ngx_socket_t s); |
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49 int ngx_tcp_push(ngx_socket_t s); |
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455 | 51 #if (NGX_LINUX) |
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53 #define ngx_tcp_nopush_n "setsockopt(TCP_CORK)" |
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54 #define ngx_tcp_push_n "setsockopt(!TCP_CORK)" |
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56 #else |
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58 #define ngx_tcp_nopush_n "setsockopt(TCP_NOPUSH)" |
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59 #define ngx_tcp_push_n "setsockopt(!TCP_NOPUSH)" |
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61 #endif |
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64 #define ngx_shutdown_socket shutdown |
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65 #define ngx_shutdown_socket_n "shutdown()" |
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67 #define ngx_close_socket close |
465 | 68 #define ngx_close_socket_n "close() socket" |
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71 #endif /* _NGX_SOCKET_H_INCLUDED_ */ |