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diff --git a/rubbos/app/httpd-2.0.64/include/http_connection.h b/rubbos/app/httpd-2.0.64/include/http_connection.h
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+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef APACHE_HTTP_CONNECTION_H
+#define APACHE_HTTP_CONNECTION_H
+
+#include "apr_hooks.h"
+#include "apr_network_io.h"
+#include "apr_buckets.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @package Apache connection library
+ */
+#ifdef CORE_PRIVATE
+/**
+ * This is the protocol module driver.  This calls all of the
+ * pre-connection and connection hooks for all protocol modules.
+ * @param c The connection on which the request is read
+ * @param csd The mechanism on which this connection is to be read.  
+ *            Most times this will be a socket, but it is up to the module
+ *            that accepts the request to determine the exact type.
+ * @deffunc void ap_process_connection(conn_rec *c, void *csd)
+ */
+AP_CORE_DECLARE(void) ap_process_connection(conn_rec *c, void *csd);
+
+AP_CORE_DECLARE(void) ap_flush_conn(conn_rec *c);
+
+/**
+ * This function is responsible for the following cases:
+ * <pre>
+ * we now proceed to read from the client until we get EOF, or until
+ * MAX_SECS_TO_LINGER has passed.  the reasons for doing this are
+ * documented in a draft:
+ *
+ * http://www.ics.uci.edu/pub/ietf/http/draft-ietf-http-connection-00.txt
+ *
+ * in a nutshell -- if we don't make this effort we risk causing
+ * TCP RST packets to be sent which can tear down a connection before
+ * all the response data has been sent to the client.
+ * </pre>
+ * @param c The connection we are closing
+ */
+AP_DECLARE(void) ap_lingering_close(conn_rec *c);
+#endif
+
+  /* Hooks */
+/**
+ * create_connection is a RUN_FIRST hook which allows modules to create 
+ * connections. In general, you should not install filters with the 
+ * create_connection hook. If you require vhost configuration information 
+ * to make filter installation decisions, you must use the pre_connection
+ * or install_network_transport hook. This hook should close the connection
+ * if it encounters a fatal error condition.
+ *
+ * @param p The pool from which to allocate the connection record
+ * @param csd The socket that has been accepted
+ * @param conn_id A unique identifier for this connection.  The ID only
+ *                needs to be unique at that time, not forever.
+ * @param sbh A handle to scoreboard information for this connection.
+ * @return An allocated connection record or NULL.
+ */
+AP_DECLARE_HOOK(conn_rec *, create_connection,
+                (apr_pool_t *p, server_rec *server, apr_socket_t *csd,
+                 long conn_id, void *sbh, apr_bucket_alloc_t *alloc))
+   
+/**
+ * This hook gives protocol modules an opportunity to set everything up
+ * before calling the protocol handler.  All pre-connection hooks are
+ * run until one returns something other than ok or decline
+ * @param c The connection on which the request has been received.
+ * @param csd The mechanism on which this connection is to be read.  
+ *            Most times this will be a socket, but it is up to the module
+ *            that accepts the request to determine the exact type.
+ * @return OK or DECLINED
+ * @deffunc int ap_run_pre_connection(conn_rec *c, void *csd)
+ */
+AP_DECLARE_HOOK(int,pre_connection,(conn_rec *c, void *csd))
+
+/**
+ * This hook implements different protocols.  After a connection has been
+ * established, the protocol module must read and serve the request.  This
+ * function does that for each protocol module.  The first protocol module
+ * to handle the request is the last module run.
+ * @param c The connection on which the request has been received.
+ * @return OK or DECLINED
+ * @deffunc int ap_run_process_connection(conn_rec *c)
+ */
+AP_DECLARE_HOOK(int,process_connection,(conn_rec *c))
+
+/* End Of Connection (EOC) bucket */
+
+AP_DECLARE_DATA extern const apr_bucket_type_t ap_bucket_type_eoc;
+
+/**
+ * Determine if a bucket is an End Of Connection (EOC) bucket
+ * @param e The bucket to inspect
+ * @return true or false
+ */
+#define AP_BUCKET_IS_EOC(e)         (e->type == &ap_bucket_type_eoc)
+
+/**
+ * Make the bucket passed in an End Of Connection (EOC) bucket
+ * @param b The bucket to make into an EOC bucket
+ * @return The new bucket, or NULL if allocation failed
+ * @deffunc apr_bucket *ap_bucket_eoc_make(apr_bucket *b)
+ */
+AP_DECLARE(apr_bucket *) ap_bucket_eoc_make(apr_bucket *b);
+
+/**
+ * Create a bucket referring to an End Of Connection (EOC). This indicates
+ * that the connection will be closed.
+ * @param list The freelist from which this bucket should be allocated
+ * @return The new bucket, or NULL if allocation failed
+ * @deffunc apr_bucket *ap_bucket_eoc_create(apr_bucket_alloc_t *list)
+ */
+AP_DECLARE(apr_bucket *) ap_bucket_eoc_create(apr_bucket_alloc_t *list);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* !APACHE_HTTP_REQUEST_H */