hxopwavetcpsock.h
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上传日期:2007-06-06
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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef HXOPWAVETCPSOCK_H
- #define HXOPWAVETCPSOCK_H
- #include "hxtypes.h"
- #include "hxcom.h"
- #include "hxengin.h"
- #include "hxccf.h"
- #include "hxslist.h"
- #include "hx_opsocket.h"
- class HXOpwaveTCPConnector;
- class HXOpwaveTCPWriter;
- class HXOpwaveTCPReader;
- class HXOpwaveTCPSocket : public IHXTCPSocket,
- public IHXSetSocketOption,
- public OpSocket
- {
- public:
- HXOpwaveTCPSocket(IHXCommonClassFactory* pCCF,
- IHXResolver* pResolver);
- ~HXOpwaveTCPSocket();
- /*
- * IUnknown methods
- */
- STDMETHOD(QueryInterface) (THIS_
- REFIID riid,
- void** ppvObj);
- STDMETHOD_(ULONG32,AddRef) (THIS);
- STDMETHOD_(ULONG32,Release) (THIS);
- /*
- * IHXTCPSocket methods
- *
- * Network addresses and ports are in native byte order
- *
- */
- STDMETHOD(Init) (THIS_
- IHXTCPResponse* /*IN*/ pTCPResponse);
- STDMETHOD(SetResponse) (THIS_
- IHXTCPResponse* pTCPResponse);
- STDMETHOD(Bind) (THIS_
- UINT32 ulLocalAddr,
- UINT16 nPort);
- /*
- * pDestination is a string containing host name or dotted-ip notation
- */
- STDMETHOD(Connect) (THIS_
- const char* pDestination,
- UINT16 nPort);
- STDMETHOD(Read) (THIS_
- UINT16 Size);
- STDMETHOD(Write) (THIS_
- IHXBuffer* pBuffer);
- /************************************************************************
- * Method:
- * IHXTCPSocket::WantWrite
- * Purpose:
- * This method is called when you wish to write a large amount of
- * data. If you are only writing small amounts of data, you can
- * just call Write (all data not ready to be transmitted will be
- * buffered on your behalf). When the TCP channel is ready to be
- * written to, the response interfaces WriteReady method will be
- * called.
- */
- STDMETHOD(WantWrite) (THIS);
- /************************************************************************
- * Method:
- * IHXTCPSocket::GetForeignAddress
- * Purpose:
- * Returns the address of the other end of the TCP socket as a
- * ULONG32 in local host order
- */
- STDMETHOD(GetForeignAddress) (THIS_
- REF(ULONG32) lAddress);
- STDMETHOD(GetLocalAddress) (THIS_
- REF(ULONG32) lAddress);
- /************************************************************************
- * Method:
- * IHXTCPSocket::GetForeignPort
- * Purpose:
- * Returns the port of the other end of the TCP socket in local
- * host order.
- */
- STDMETHOD(GetForeignPort) (THIS_
- REF(UINT16) port);
- STDMETHOD(GetLocalPort) (THIS_
- REF(UINT16) port);
- /*
- * IHXSetSocketOption methods
- */
- STDMETHOD(SetOption) (THIS_
- HX_SOCKET_OPTION option,
- UINT32 ulValue);
- /*
- * Override partial OpSocket methods for handling event sink methods
- */
- virtual void onReadable(OpSocketEvent *pSocketEvent);
- virtual void onWritable(OpSocketEvent *pSocketEvent);
- virtual void onException(OpSocketEvent *pSocketEvent);
- //virtual bool onEvent(OpEvent& ev);
- protected:
- friend class HXOpwaveTCPResolvResp;
- HX_RESULT GetHostByNameDone(HX_RESULT status, ULONG32 ulAddr);
- void OnConnect(HX_RESULT status);
- void OnWriteDone(HX_RESULT status);
- void OnReadDone(HX_RESULT status, IHXBuffer* pBuffer);
- HX_RESULT DoWrite();
- HX_RESULT DoRead();
- private:
- enum TCPState {tcpNotInitialized,
- tcpInitialized,
- tcpBound,
- tcpResolving,
- tcpConnecting,
- tcpConnected};
- void CloseConnection(HX_RESULT status);
- ULONG32 m_lRefCount;
- IHXTCPResponse* m_pResponse;
- IHXCommonClassFactory* m_pCCF;
- IHXResolver* m_pResolver;
-
- TCPState m_state;
- UINT16 m_nConnectPort;
- UINT16 m_nLocalPort;
- UINT32 m_ulLocalAddr;
- CHXSimpleList m_writeList;
- BOOL m_bWantWrite;
- BOOL m_bWritable;
- BOOL m_bReadable;
- ipv4_t m_ipDest;
- IHXBuffer* m_pReadBuffer;
- UINT32 m_ulReadSize;
- IHXBuffer* m_pWriteBuffer;
- UINT32 m_ulBytesLeftToWrite;
- };
- #endif /* HXOPWAVETCPSOCK_H */