Mercurial > hg > nginx
comparison src/event/ngx_event_acceptex.c @ 59:e8cdc2989cee
nginx-0.0.1-2003-02-06-20:21:13 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 06 Feb 2003 17:21:13 +0000 |
parents | |
children | 50186b49f2ad |
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58:6b13b1cadabe | 59:e8cdc2989cee |
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1 | |
2 #include <ngx_config.h> | |
3 | |
4 #include <ngx_core.h> | |
5 #include <ngx_types.h> | |
6 #include <ngx_log.h> | |
7 #include <ngx_listen.h> | |
8 #include <ngx_connection.h> | |
9 #include <ngx_event.h> | |
10 #include <ngx_event_close.h> | |
11 #include <ngx_iocp_module.h> | |
12 | |
13 #include <ngx_event_acceptex.h> | |
14 | |
15 | |
16 | |
17 /* This function should always return NGX_OK even there are some failures | |
18 because if we return NGX_ERROR then listening socket would be closed */ | |
19 | |
20 int ngx_event_acceptex(ngx_event_t *ev) | |
21 { | |
22 ngx_connection_t *c; | |
23 | |
24 c = (ngx_connection_t *) ev->data; | |
25 | |
26 if (ev->ovlp.error) { | |
27 ngx_log_error(NGX_LOG_CRIT, ev->log, ev->ovlp.error, | |
28 "AcceptEx(%s) falied", c->addr_text.data); | |
29 return NGX_OK; | |
30 } | |
31 | |
32 GetAcceptExSockaddrs(c->data, 0, | |
33 c->socklen + 16, c->socklen + 16, | |
34 &c->local_sockaddr, &c->local_socklen, | |
35 &c->sockaddr, &c->socklen); | |
36 | |
37 ngx_event_post_acceptex(c->listening, 1); | |
38 | |
39 /* STUB: InterlockedInc() */ | |
40 c->number = ngx_connection_counter++; | |
41 | |
42 c->handler(c); | |
43 | |
44 return NGX_OK; | |
45 | |
46 } | |
47 | |
48 | |
49 int ngx_event_post_acceptex(ngx_listen_t *ls, int n) | |
50 { | |
51 int i; | |
52 u_int rcvd; | |
53 ngx_err_t err; | |
54 ngx_pool_t *pool; | |
55 ngx_event_t *rev, *wev; | |
56 ngx_socket_t s; | |
57 ngx_connection_t *c; | |
58 | |
59 for (i = 0; i < n; i++) { | |
60 | |
61 /* TODO: look up reused sockets */ | |
62 | |
63 ngx_log_debug(ls->log, "socket: %x" _ ls->flags); | |
64 | |
65 s = ngx_socket(ls->family, ls->type, ls->protocol, ls->flags); | |
66 | |
67 if (s == -1) { | |
68 ngx_log_error(NGX_LOG_ALERT, ls->log, ngx_socket_errno, | |
69 ngx_socket_n " for AcceptEx(%s) falied", | |
70 ls->addr_text.data); | |
71 | |
72 return NGX_ERROR; | |
73 } | |
74 | |
75 ngx_test_null(pool, ngx_create_pool(ls->pool_size, ls->log), NGX_ERROR); | |
76 | |
77 rev = &ngx_read_events[s]; | |
78 wev = &ngx_write_events[s]; | |
79 c = &ngx_connections[s]; | |
80 | |
81 ngx_memzero(rev, sizeof(ngx_event_t)); | |
82 ngx_memzero(wev, sizeof(ngx_event_t)); | |
83 ngx_memzero(c, sizeof(ngx_connection_t)); | |
84 | |
85 c->pool = pool; | |
86 | |
87 rev->index = wev->index = NGX_INVALID_INDEX; | |
88 | |
89 rev->ovlp.event = rev; | |
90 wev->ovlp.event = wev; | |
91 | |
92 rev->data = wev->data = c; | |
93 c->read = rev; | |
94 c->write = wev; | |
95 | |
96 c->family = ls->family; | |
97 c->socklen = ls->socklen; | |
98 c->addr = ls->addr; | |
99 c->addr_text_max_len = ls->addr_text_max_len; | |
100 c->post_accept_timeout = ls->post_accept_timeout; | |
101 | |
102 c->listening = ls; | |
103 c->fd = s; | |
104 | |
105 c->unexpected_eof = 1; | |
106 wev->write = 1; | |
107 | |
108 c->handler = ls->handler; | |
109 rev->event_handler = ngx_event_acceptex; | |
110 | |
111 wev->timer_handler = rev->timer_handler = ngx_event_close_connection; | |
112 wev->close_handler = rev->close_handler = ngx_event_close_connection; | |
113 | |
114 c->ctx = ls->ctx; | |
115 c->servers = ls->servers; | |
116 | |
117 ngx_test_null(c->data, ngx_palloc(pool, 2 * (c->socklen + 16)), | |
118 NGX_ERROR); | |
119 ngx_test_null(c->local_sockaddr, ngx_palloc(pool, c->socklen), | |
120 NGX_ERROR); | |
121 ngx_test_null(c->sockaddr, ngx_palloc(pool, c->socklen), | |
122 NGX_ERROR); | |
123 | |
124 ngx_test_null(c->log, ngx_palloc(c->pool, sizeof(ngx_log_t)), | |
125 NGX_ERROR); | |
126 ngx_memcpy(c->log, ls->log, sizeof(ngx_log_t)); | |
127 rev->log = wev->log = c->log; | |
128 | |
129 if (ngx_iocp_add_event(rev) == NGX_ERROR) { | |
130 return NGX_ERROR; | |
131 } | |
132 | |
133 if (AcceptEx(ls->fd, s, c->data, 0, | |
134 c->socklen + 16, c->socklen + 16, | |
135 &rcvd, (LPOVERLAPPED) &rev->ovlp) == 0) { | |
136 | |
137 err = ngx_socket_errno; | |
138 if (err == WSA_IO_PENDING) { | |
139 return NGX_OK; | |
140 } | |
141 | |
142 ngx_log_error(NGX_LOG_ALERT, ls->log, err, | |
143 "AcceptEx(%s) falied", ls->addr_text.data); | |
144 | |
145 return NGX_ERROR; | |
146 } | |
147 } | |
148 | |
149 return NGX_OK; | |
150 } |