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git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@102525 13f79535-47bb-0310-9956-ffa450edef68
111 lines
4.2 KiB
C
111 lines
4.2 KiB
C
/* Copyright 2000-2004 Apache Software Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef APACHE_HTTP_CONNECTION_H
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#define APACHE_HTTP_CONNECTION_H
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#include "apr_hooks.h"
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#include "apr_network_io.h"
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#include "apr_buckets.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @package Apache connection library
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*/
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#ifdef CORE_PRIVATE
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/**
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* This is the protocol module driver. This calls all of the
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* pre-connection and connection hooks for all protocol modules.
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* @param c The connection on which the request is read
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* @param csd The mechanism on which this connection is to be read.
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* Most times this will be a socket, but it is up to the module
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* that accepts the request to determine the exact type.
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* @deffunc void ap_process_connection(conn_rec *c, void *csd)
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*/
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AP_CORE_DECLARE(void) ap_process_connection(conn_rec *c, void *csd);
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AP_CORE_DECLARE(void) ap_flush_conn(conn_rec *c);
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/**
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* This function is responsible for the following cases:
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* <pre>
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* we now proceed to read from the client until we get EOF, or until
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* MAX_SECS_TO_LINGER has passed. the reasons for doing this are
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* documented in a draft:
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*
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* http://www.ics.uci.edu/pub/ietf/http/draft-ietf-http-connection-00.txt
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*
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* in a nutshell -- if we don't make this effort we risk causing
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* TCP RST packets to be sent which can tear down a connection before
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* all the response data has been sent to the client.
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* </pre>
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* @param c The connection we are closing
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*/
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AP_DECLARE(void) ap_lingering_close(conn_rec *c);
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#endif
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/* Hooks */
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/**
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* create_connection is a RUN_FIRST hook which allows modules to create
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* connections. In general, you should not install filters with the
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* create_connection hook. If you require vhost configuration information
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* to make filter installation decisions, you must use the pre_connection
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* or install_network_transport hook. This hook should close the connection
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* if it encounters a fatal error condition.
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*
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* @param p The pool from which to allocate the connection record
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* @param csd The socket that has been accepted
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* @param conn_id A unique identifier for this connection. The ID only
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* needs to be unique at that time, not forever.
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* @param sbh A handle to scoreboard information for this connection.
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* @return An allocated connection record or NULL.
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*/
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AP_DECLARE_HOOK(conn_rec *, create_connection,
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(apr_pool_t *p, server_rec *server, apr_socket_t *csd,
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long conn_id, void *sbh, apr_bucket_alloc_t *alloc))
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/**
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* This hook gives protocol modules an opportunity to set everything up
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* before calling the protocol handler. All pre-connection hooks are
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* run until one returns something other than ok or decline
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* @param c The connection on which the request has been received.
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* @param csd The mechanism on which this connection is to be read.
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* Most times this will be a socket, but it is up to the module
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* that accepts the request to determine the exact type.
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* @return OK or DECLINED
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* @deffunc int ap_run_pre_connection(conn_rec *c, void *csd)
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*/
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AP_DECLARE_HOOK(int,pre_connection,(conn_rec *c, void *csd))
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/**
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* This hook implements different protocols. After a connection has been
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* established, the protocol module must read and serve the request. This
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* function does that for each protocol module. The first protocol module
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* to handle the request is the last module run.
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* @param c The connection on which the request has been received.
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* @return OK or DECLINED
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* @deffunc int ap_run_process_connection(conn_rec *c)
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*/
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AP_DECLARE_HOOK(int,process_connection,(conn_rec *c))
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#ifdef __cplusplus
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}
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#endif
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#endif /* !APACHE_HTTP_REQUEST_H */
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