annotate src/os/unix/ngx_socket.c @ 112:408f195b3482 NGINX_0_3_3

nginx 0.3.3 *) Change: the "bl" and "af" parameters of the "listen" directive was renamed to the "backlog" and "accept_filter". *) Feature: the "rcvbuf" and "sndbuf" parameters of the "listen" directive. *) Change: the "$msec" log parameter does not require now the additional the gettimeofday() system call. *) Feature: the -t switch now tests the "listen" directives. *) Bugfix: if the invalid address was specified in the "listen" directive, then after the -HUP signal nginx left an open socket in the CLOSED state. *) Bugfix: the mime type may be incorrectly set to default value for index file with variable in the name; bug appeared in 0.3.0. *) Feature: the "timer_resolution" directive. *) Feature: the millisecond "$upstream_response_time" log parameter. *) Bugfix: a temporary file with client request body now is removed just after the response header was transferred to a client. *) Bugfix: OpenSSL 0.9.6 compatibility. *) Bugfix: the SSL certificate and key file paths could not be relative. *) Bugfix: the "ssl_prefer_server_ciphers" directive did not work in the ngx_imap_ssl_module. *) Bugfix: the "ssl_protocols" directive allowed to specify the single protocol only.
author Igor Sysoev <http://sysoev.ru>
date Wed, 19 Oct 2005 00:00:00 +0400
parents 72eb30262aac
children 003bd800ec2a
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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11 /*
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12 * ioctl(FIONBIO) sets a blocking mode with the single syscall
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13 * while fcntl(F_SETFL, ~O_NONBLOCK) needs to learn before
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14 * the previous state using fcntl(F_GETFL).
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15 *
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16 * ioctl() and fcntl() are syscalls at least in FreeBSD 2.x, Linux 2.2
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17 * and Solaris 7.
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18 *
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19 * ioctl() in Linux 2.4 and 2.6 uses BKL, however, fcntl(F_SETFL) uses it too.
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20 */
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23 #if (NGX_HAVE_FIONBIO)
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25 int
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26 ngx_nonblocking(ngx_socket_t s)
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27 {
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28 u_long nb;
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30 nb = 1;
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32 return ioctl(s, FIONBIO, &nb);
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33 }
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36 int
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37 ngx_blocking(ngx_socket_t s)
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38 {
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39 u_long nb;
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40
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41 nb = 0;
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42
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43 return ioctl(s, FIONBIO, &nb);
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44 }
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46 #endif
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49 #if (NGX_FREEBSD)
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51 int
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52 ngx_tcp_nopush(ngx_socket_t s)
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53 {
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54 int tcp_nopush;
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56 tcp_nopush = 1;
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58 return setsockopt(s, IPPROTO_TCP, TCP_NOPUSH,
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59 (const void *) &tcp_nopush, sizeof(int));
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60 }
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63 int
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64 ngx_tcp_push(ngx_socket_t s)
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65 {
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66 int tcp_nopush;
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68 tcp_nopush = 0;
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69
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70 return setsockopt(s, IPPROTO_TCP, TCP_NOPUSH,
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71 (const void *) &tcp_nopush, sizeof(int));
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72 }
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74 #elif (NGX_LINUX)
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77 int
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78 ngx_tcp_nopush(ngx_socket_t s)
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79 {
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80 int cork;
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82 cork = 1;
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83
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84 return setsockopt(s, IPPROTO_TCP, TCP_CORK,
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85 (const void *) &cork, sizeof(int));
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86 }
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89 int
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90 ngx_tcp_push(ngx_socket_t s)
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91 {
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92 int cork;
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93
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94 cork = 0;
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95
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96 return setsockopt(s, IPPROTO_TCP, TCP_CORK,
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97 (const void *) &cork, sizeof(int));
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98 }
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99
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100 #else
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101
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102 int
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103 ngx_tcp_nopush(ngx_socket_t s)
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104 {
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105 return 0;
0
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106 }
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109 int
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110 ngx_tcp_push(ngx_socket_t s)
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111 {
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112 return 0;
0
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113 }
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114
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115 #endif