Mercurial > hg > nginx
annotate src/os/unix/ngx_socket.h @ 8960:d76237ed9327 quic
HTTP/3: simplified code.
author | Roman Arutyunyan <arut@nginx.com> |
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date | Wed, 12 Jan 2022 11:57:06 +0300 |
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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 #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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16 #define NGX_READ_SHUTDOWN SHUT_RD |
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17 #define NGX_RDWR_SHUTDOWN SHUT_RDWR |
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19 typedef int ngx_socket_t; |
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461 | 21 #define ngx_socket socket |
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22 #define ngx_socket_n "socket()" |
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469 | 25 #if (NGX_HAVE_FIONBIO) |
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27 int ngx_nonblocking(ngx_socket_t s); |
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28 int ngx_blocking(ngx_socket_t s); |
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30 #define ngx_nonblocking_n "ioctl(FIONBIO)" |
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31 #define ngx_blocking_n "ioctl(!FIONBIO)" |
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33 #else |
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645 | 35 #define ngx_nonblocking(s) fcntl(s, F_SETFL, fcntl(s, F_GETFL) | O_NONBLOCK) |
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36 #define ngx_nonblocking_n "fcntl(O_NONBLOCK)" |
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645 | 38 #define ngx_blocking(s) fcntl(s, F_SETFL, fcntl(s, F_GETFL) & ~O_NONBLOCK) |
39 #define ngx_blocking_n "fcntl(!O_NONBLOCK)" | |
40 | |
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41 #endif |
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42 |
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43 #if (NGX_HAVE_FIONREAD) |
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45 #define ngx_socket_nread(s, n) ioctl(s, FIONREAD, n) |
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46 #define ngx_socket_nread_n "ioctl(FIONREAD)" |
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48 #endif |
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50 int ngx_tcp_nopush(ngx_socket_t s); |
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51 int ngx_tcp_push(ngx_socket_t s); |
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455 | 53 #if (NGX_LINUX) |
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55 #define ngx_tcp_nopush_n "setsockopt(TCP_CORK)" |
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56 #define ngx_tcp_push_n "setsockopt(!TCP_CORK)" |
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58 #else |
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60 #define ngx_tcp_nopush_n "setsockopt(TCP_NOPUSH)" |
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61 #define ngx_tcp_push_n "setsockopt(!TCP_NOPUSH)" |
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63 #endif |
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66 #define ngx_shutdown_socket shutdown |
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67 #define ngx_shutdown_socket_n "shutdown()" |
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69 #define ngx_close_socket close |
465 | 70 #define ngx_close_socket_n "close() socket" |
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73 #endif /* _NGX_SOCKET_H_INCLUDED_ */ |