dl-fldigi/src/xmlrpcpp/XmlRpcServerConnection.h

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2.8 KiB
C++

// ----------------------------------------------------------------------------
//
// flxmlrpc Copyright (c) 2015 by W1HKJ, Dave Freese <iam_w1hkj@w1hkj.com>
//
// XmlRpc++ Copyright (c) 2002-2008 by Chris Morley
//
// This file is part of fldigi
//
// flxmlrpc is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
// ----------------------------------------------------------------------------
#ifndef _XMLRPCSERVERCONNECTION_H_
#define _XMLRPCSERVERCONNECTION_H_
#if defined(_MSC_VER)
# pragma warning(disable:4786) // identifier was truncated in debug info
#endif
#include <string>
#include "XmlRpcValue.h"
#include "XmlRpcSource.h"
namespace XmlRpc {
// The server waits for client connections and provides support for executing methods
class XmlRpcServer;
class XmlRpcServerMethod;
//! A class to handle XML RPC requests from a particular client
class XmlRpcServerConnection : public XmlRpcSource {
public:
//! Constructor
XmlRpcServerConnection(XmlRpcSocket::Socket fd, XmlRpcServer* server, bool deleteOnClose = false);
//! Destructor
virtual ~XmlRpcServerConnection();
// XmlRpcSource interface implementation
//! Handle IO on the client connection socket.
//! @param eventType Type of IO event that occurred. @see XmlRpcDispatch::EventType.
virtual unsigned handleEvent(unsigned eventType);
protected:
//! Reads the http header
bool readHeader();
//! Reads the request (based on the content-length header value)
bool readRequest();
//! Executes the request and writes the resulting response
bool writeResponse();
//! Helper method to execute the client request
virtual void executeRequest();
//! The XmlRpc server that accepted this connection
XmlRpcServer* _server;
//! Possible IO states for the connection
enum ServerConnectionState { READ_HEADER, READ_REQUEST, WRITE_RESPONSE };
//! Current IO state for the connection
ServerConnectionState _connectionState;
//! Request headers
std::string _header;
//! Number of bytes expected in the request body (parsed from header)
int _contentLength;
//! Request body
std::string _request;
//! Response
std::string _response;
//! Number of bytes of the response written so far
int _bytesWritten;
//! Whether to keep the current client connection open for further requests
bool _keepAlive;
};
} // namespace XmlRpc
#endif // _XMLRPCSERVERCONNECTION_H_