Mercurial > hg > nginx-quic
diff 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> |
---|---|
date | Thu, 06 Feb 2003 17:21:13 +0000 |
parents | |
children | 50186b49f2ad |
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new file mode 100644 --- /dev/null +++ b/src/event/ngx_event_acceptex.c @@ -0,0 +1,150 @@ + +#include <ngx_config.h> + +#include <ngx_core.h> +#include <ngx_types.h> +#include <ngx_log.h> +#include <ngx_listen.h> +#include <ngx_connection.h> +#include <ngx_event.h> +#include <ngx_event_close.h> +#include <ngx_iocp_module.h> + +#include <ngx_event_acceptex.h> + + + +/* This function should always return NGX_OK even there are some failures + because if we return NGX_ERROR then listening socket would be closed */ + +int ngx_event_acceptex(ngx_event_t *ev) +{ + ngx_connection_t *c; + + c = (ngx_connection_t *) ev->data; + + if (ev->ovlp.error) { + ngx_log_error(NGX_LOG_CRIT, ev->log, ev->ovlp.error, + "AcceptEx(%s) falied", c->addr_text.data); + return NGX_OK; + } + + GetAcceptExSockaddrs(c->data, 0, + c->socklen + 16, c->socklen + 16, + &c->local_sockaddr, &c->local_socklen, + &c->sockaddr, &c->socklen); + + ngx_event_post_acceptex(c->listening, 1); + + /* STUB: InterlockedInc() */ + c->number = ngx_connection_counter++; + + c->handler(c); + + return NGX_OK; + +} + + +int ngx_event_post_acceptex(ngx_listen_t *ls, int n) +{ + int i; + u_int rcvd; + ngx_err_t err; + ngx_pool_t *pool; + ngx_event_t *rev, *wev; + ngx_socket_t s; + ngx_connection_t *c; + + for (i = 0; i < n; i++) { + + /* TODO: look up reused sockets */ + + ngx_log_debug(ls->log, "socket: %x" _ ls->flags); + + s = ngx_socket(ls->family, ls->type, ls->protocol, ls->flags); + + if (s == -1) { + ngx_log_error(NGX_LOG_ALERT, ls->log, ngx_socket_errno, + ngx_socket_n " for AcceptEx(%s) falied", + ls->addr_text.data); + + return NGX_ERROR; + } + + ngx_test_null(pool, ngx_create_pool(ls->pool_size, ls->log), NGX_ERROR); + + rev = &ngx_read_events[s]; + wev = &ngx_write_events[s]; + c = &ngx_connections[s]; + + ngx_memzero(rev, sizeof(ngx_event_t)); + ngx_memzero(wev, sizeof(ngx_event_t)); + ngx_memzero(c, sizeof(ngx_connection_t)); + + c->pool = pool; + + rev->index = wev->index = NGX_INVALID_INDEX; + + rev->ovlp.event = rev; + wev->ovlp.event = wev; + + rev->data = wev->data = c; + c->read = rev; + c->write = wev; + + c->family = ls->family; + c->socklen = ls->socklen; + c->addr = ls->addr; + c->addr_text_max_len = ls->addr_text_max_len; + c->post_accept_timeout = ls->post_accept_timeout; + + c->listening = ls; + c->fd = s; + + c->unexpected_eof = 1; + wev->write = 1; + + c->handler = ls->handler; + rev->event_handler = ngx_event_acceptex; + + wev->timer_handler = rev->timer_handler = ngx_event_close_connection; + wev->close_handler = rev->close_handler = ngx_event_close_connection; + + c->ctx = ls->ctx; + c->servers = ls->servers; + + ngx_test_null(c->data, ngx_palloc(pool, 2 * (c->socklen + 16)), + NGX_ERROR); + ngx_test_null(c->local_sockaddr, ngx_palloc(pool, c->socklen), + NGX_ERROR); + ngx_test_null(c->sockaddr, ngx_palloc(pool, c->socklen), + NGX_ERROR); + + ngx_test_null(c->log, ngx_palloc(c->pool, sizeof(ngx_log_t)), + NGX_ERROR); + ngx_memcpy(c->log, ls->log, sizeof(ngx_log_t)); + rev->log = wev->log = c->log; + + if (ngx_iocp_add_event(rev) == NGX_ERROR) { + return NGX_ERROR; + } + + if (AcceptEx(ls->fd, s, c->data, 0, + c->socklen + 16, c->socklen + 16, + &rcvd, (LPOVERLAPPED) &rev->ovlp) == 0) { + + err = ngx_socket_errno; + if (err == WSA_IO_PENDING) { + return NGX_OK; + } + + ngx_log_error(NGX_LOG_ALERT, ls->log, err, + "AcceptEx(%s) falied", ls->addr_text.data); + + return NGX_ERROR; + } + } + + return NGX_OK; +}