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annotate src/core/ngx_connection.h @ 2806:a445bd4eb571

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ngx_create_listening()
author Igor Sysoev <igor@sysoev.ru>
date Tue, 05 May 2009 17:33:26 +0000
parents 44b2081c015a
children d788477f5a67
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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7 #ifndef _NGX_CONNECTION_H_INCLUDED_
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8 #define _NGX_CONNECTION_H_INCLUDED_
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11 #include <ngx_config.h>
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12 #include <ngx_core.h>
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15 typedef struct ngx_listening_s ngx_listening_t;
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16
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17 struct ngx_listening_s {
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18 ngx_socket_t fd;
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20 struct sockaddr *sockaddr;
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21 socklen_t socklen; /* size of sockaddr */
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22 size_t addr_text_max_len;
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23 ngx_str_t addr_text;
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24
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25 int type;
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26
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27 int backlog;
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28 int rcvbuf;
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29 int sndbuf;
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30
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31 /* handler of accepted connection */
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32 ngx_connection_handler_pt handler;
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33
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34 void *servers; /* array of ngx_http_in_addr_t, for example */
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35
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36 ngx_log_t log;
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37 ngx_log_t *logp;
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38
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39 size_t pool_size;
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40 /* should be here because of the AcceptEx() preread */
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41 size_t post_accept_buffer_size;
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42 /* should be here because of the deferred accept */
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43 ngx_msec_t post_accept_timeout;
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44
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45 ngx_listening_t *previous;
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46 ngx_connection_t *connection;
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47
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48 unsigned open:1;
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49 unsigned remain:1;
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50 unsigned ignore:1;
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51
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52 unsigned bound:1; /* already bound */
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53 unsigned inherited:1; /* inherited from previous process */
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54 unsigned nonblocking_accept:1;
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55 unsigned listen:1;
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56 unsigned nonblocking:1;
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57 unsigned shared:1; /* shared between threads or processes */
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58 unsigned addr_ntop:1;
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59
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60 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY)
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61 unsigned ipv6only:2;
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62 #endif
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63
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64 #if (NGX_HAVE_DEFERRED_ACCEPT)
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65 unsigned deferred_accept:1;
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66 unsigned delete_deferred:1;
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67 unsigned add_deferred:1;
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68 #ifdef SO_ACCEPTFILTER
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69 char *accept_filter;
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70 #endif
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71 #endif
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72
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73 };
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76 typedef enum {
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77 NGX_ERROR_ALERT = 0,
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78 NGX_ERROR_ERR,
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79 NGX_ERROR_INFO,
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80 NGX_ERROR_IGNORE_ECONNRESET,
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81 NGX_ERROR_IGNORE_EINVAL
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82 } ngx_connection_log_error_e;
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83
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84
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85 typedef enum {
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86 NGX_TCP_NODELAY_UNSET = 0,
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87 NGX_TCP_NODELAY_SET,
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88 NGX_TCP_NODELAY_DISABLED
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89 } ngx_connection_tcp_nodelay_e;
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90
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91
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92 typedef enum {
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93 NGX_TCP_NOPUSH_UNSET = 0,
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94 NGX_TCP_NOPUSH_SET,
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95 NGX_TCP_NOPUSH_DISABLED
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96 } ngx_connection_tcp_nopush_e;
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97
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98
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99 #define NGX_LOWLEVEL_BUFFERED 0x0f
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100 #define NGX_SSL_BUFFERED 0x01
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101
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102
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103 struct ngx_connection_s {
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104 void *data;
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105 ngx_event_t *read;
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106 ngx_event_t *write;
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107
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108 ngx_socket_t fd;
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109
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110 ngx_recv_pt recv;
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111 ngx_send_pt send;
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112 ngx_recv_chain_pt recv_chain;
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113 ngx_send_chain_pt send_chain;
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114
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115 ngx_listening_t *listening;
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116
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117 off_t sent;
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118
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119 ngx_log_t *log;
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120
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121 ngx_pool_t *pool;
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122
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123 struct sockaddr *sockaddr;
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124 socklen_t socklen;
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125 ngx_str_t addr_text;
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126
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127 #if (NGX_SSL)
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128 ngx_ssl_connection_t *ssl;
392
d1222d46b3f9 nginx-0.0.7-2004-07-15-00:07:58 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
129 #endif
d1222d46b3f9 nginx-0.0.7-2004-07-15-00:07:58 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
130
396
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 393
diff changeset
131 struct sockaddr *local_sockaddr;
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 393
diff changeset
132 socklen_t local_socklen;
103
6dfda4cf5200 nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 101
diff changeset
133
396
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 393
diff changeset
134 ngx_buf_t *buffer;
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
135
495
fc9909c369b2 nginx-0.1.22-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 493
diff changeset
136 ngx_atomic_uint_t number;
26
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 24
diff changeset
137
829
362d156f0278 high level HTTP buffered flags should be on per-subrequest basis,
Igor Sysoev <igor@sysoev.ru>
parents: 641
diff changeset
138 unsigned buffered:8;
597
9262f520ce21 nginx-0.3.20-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 583
diff changeset
139
2560
a7443674e429 ignore EINVAL from setsockopt() on Solaris
Igor Sysoev <igor@sysoev.ru>
parents: 2512
diff changeset
140 unsigned log_error:3; /* ngx_connection_log_error_e */
256
8e39cab6abd5 nginx-0.0.2-2004-02-10-19:23:38 import
Igor Sysoev <igor@sysoev.ru>
parents: 253
diff changeset
141
396
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 393
diff changeset
142 unsigned single_connection:1;
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 393
diff changeset
143 unsigned unexpected_eof:1;
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 393
diff changeset
144 unsigned timedout:1;
583
4e296b7d25bf nginx-0.3.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
145 unsigned error:1;
4e296b7d25bf nginx-0.3.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
146 unsigned destroyed:1;
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
147
1135
03f1133f24e8 close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents: 829
diff changeset
148 unsigned idle:1;
03f1133f24e8 close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents: 829
diff changeset
149 unsigned close:1;
03f1133f24e8 close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents: 829
diff changeset
150
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
151 unsigned sendfile:1;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
152 unsigned sndlowat:1;
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
153 unsigned tcp_nodelay:2; /* ngx_connection_tcp_nodelay_e */
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
154 unsigned tcp_nopush:2; /* ngx_connection_tcp_nopush_e */
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
155
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
156 #if (NGX_HAVE_IOCP)
396
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 393
diff changeset
157 unsigned accept_context_updated:1;
103
6dfda4cf5200 nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 101
diff changeset
158 #endif
370
54f76b0b8dca nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 356
diff changeset
159
54f76b0b8dca nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 356
diff changeset
160 #if (NGX_THREADS)
396
6f3b20c1ac50 nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 393
diff changeset
161 ngx_atomic_t lock;
370
54f76b0b8dca nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 356
diff changeset
162 #endif
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
163 };
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
165
2806
a445bd4eb571 ngx_create_listening()
Igor Sysoev <igor@sysoev.ru>
parents: 2802
diff changeset
166 ngx_listening_t *ngx_create_listening(ngx_conf_t *cf, void *sockaddr,
a445bd4eb571 ngx_create_listening()
Igor Sysoev <igor@sysoev.ru>
parents: 2802
diff changeset
167 socklen_t socklen);
219
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 218
diff changeset
168 ngx_int_t ngx_set_inherited_sockets(ngx_cycle_t *cycle);
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 216
diff changeset
169 ngx_int_t ngx_open_listening_sockets(ngx_cycle_t *cycle);
2802
44b2081c015a use correct name
Igor Sysoev <igor@sysoev.ru>
parents: 2800
diff changeset
170 void ngx_configure_listening_sockets(ngx_cycle_t *cycle);
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 216
diff changeset
171 void ngx_close_listening_sockets(ngx_cycle_t *cycle);
417
0526206251f6 nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents: 399
diff changeset
172 void ngx_close_connection(ngx_connection_t *c);
253
b6793bc5034b nginx-0.0.2-2004-02-09-10:46:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 219
diff changeset
173 ngx_int_t ngx_connection_error(ngx_connection_t *c, ngx_err_t err, char *text);
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 216
diff changeset
174
543
511a89da35ad nginx-0.2.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 539
diff changeset
175 ngx_connection_t *ngx_get_connection(ngx_socket_t s, ngx_log_t *log);
511a89da35ad nginx-0.2.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 539
diff changeset
176 void ngx_free_connection(ngx_connection_t *c);
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
177
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
178
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
179 #endif /* _NGX_CONNECTION_H_INCLUDED_ */