hxopwavenetapi.cpp

linux下的一款播放器

/* ***** BEGIN LICENSE BLOCK *****
 * Source last modified: $Id: hxopwavenetapi.cpp,v 1.2.32.1 2004/07/09 02:08:44 hubbe Exp $
 * 
 * * 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 (the "RPSL") available at
 * http://www.helixcommunity.org/content/rpsl unless you have licensed
 * the file under the current version of the RealNetworks Community
 * Source License (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.
 * 
 * Alternatively, the contents of this file may be used under the
 * terms of the GNU General Public License Version 2 or later (the
 * "GPL") in which case the provisions of the GPL are applicable
 * instead of those above. If you wish to allow use of your version of
 * this file only under the terms of the GPL, and not to allow others
 * to use your version of this file under the terms of either the RPSL
 * or RCSL, indicate your decision by deleting the provisions above
 * and replace them with the notice and other provisions required by
 * the GPL. If you do not delete the provisions above, a recipient may
 * use your version of this file under the terms of any one of the
 * RPSL, the RCSL or the GPL.
 * 
 * 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 ***** */

#include "hxopwavenetapi.h"
#include "hxopwaveresolv.h"
#include "hxopwavetcpsock.h"
#include "hxopwaveudpsock.h"
#include "hxcloakedtcp.h"

#include "hxccf.h"
#include "debug.h"

#define D_NETAPI 0x10000000

HXNetworkServices::HXNetworkServices(IUnknown* pContext)
:	m_lRefCount(0)
,	m_pContext(0)
{
    
    if (pContext)
    {
        m_pContext = pContext;
        m_pContext->AddRef();
    }
}

HXNetworkServices::~HXNetworkServices()
{
    HX_RELEASE(m_pContext);
}


/*
*  IUnknown methods
*/
STDMETHODIMP HXNetworkServices::QueryInterface(THIS_
                                               REFIID riid,
                                               void** ppvObj)
{
    
    DPRINTF(D_NETAPI, ("HXNetworkServices::QueryInterface()\n"));
    
    if (IsEqualIID(riid, IID_IHXNetworkServices))
    {
        
        AddRef();
        *ppvObj = (IHXNetworkServices*)this;
        return HXR_OK;
    }
    else if (IsEqualIID(riid, IID_IHXCloakedNetworkServices))
    {
        
        AddRef();
        *ppvObj = (IHXCloakedNetworkServices*)this;
        return HXR_OK;
    }
    else if (IsEqualIID(riid, IID_IUnknown))
    {
        AddRef();
        *ppvObj = (IUnknown*)(IHXNetworkServices*)this;
        return HXR_OK;
    }
    
    *ppvObj = NULL;
    return HXR_NOINTERFACE;
}



STDMETHODIMP_(ULONG32) HXNetworkServices::AddRef(THIS)
{
    
    return InterlockedIncrement(&m_lRefCount);
    
}



STDMETHODIMP_(ULONG32)HXNetworkServices::Release(THIS)

{
    
    if (InterlockedDecrement(&m_lRefCount) > 0)
        
    {
        
        return m_lRefCount;
        
    }
    
    
    
    delete this;
    
    return 0;
    
}



/*

  *	IHXNetworkServices methods
  
*/



/************************************************************************
*	Method:
*	    IHXNetworkServices::CreateTCPSocket
*	Purpose:
*	    Create a new TCP socket.
*/
STDMETHODIMP HXNetworkServices::CreateTCPSocket(THIS_
                                                IHXTCPSocket**    /*OUT*/  ppTCPSocket)
{
    
    DPRINTF(D_NETAPI, ("HXNetworkServices::CreateTCPSocket()\n"));
    
    HX_RESULT res = HXR_FAILED;
    
    IHXCommonClassFactory* pCCF = 0;
    
    if (m_pContext &&
        (m_pContext->QueryInterface(IID_IHXCommonClassFactory, 
				    (void**)&pCCF) == HXR_OK) && pCCF)
    {
        
        IHXResolver* pResolver = 0;
        res = CreateResolver(&pResolver);
        
        if (res == HXR_OK)
        {
            *ppTCPSocket = new HXOpwaveTCPSocket(pCCF, pResolver);
            if (*ppTCPSocket)
            {
                (*ppTCPSocket)->AddRef();
                res = HXR_OK;
            }
            else
            {
                res = HXR_OUTOFMEMORY;
            }
        }
        
        HX_RELEASE(pResolver);
    }
    
    HX_RELEASE(pCCF);
    
    return res;
    
}



/************************************************************************
*	Method:
*	    IHXNetworkServices::CreateUDPSocket
*	Purpose:
*	    Create a new UDP socket.
*/
STDMETHODIMP HXNetworkServices::CreateUDPSocket(THIS_
                                                IHXUDPSocket**    /*OUT*/  ppUDPSocket)
                                                
{
    
    DPRINTF(D_NETAPI, ("HXNetworkServices::CreateUDPSocket()\n"));

    HX_RESULT res = HXR_FAILED;
   
    IHXCommonClassFactory* pCCF = 0;
    
    if (m_pContext &&
        (m_pContext->QueryInterface(IID_IHXCommonClassFactory, 
				    (void**)&pCCF) == HXR_OK) && pCCF)
    {
        *ppUDPSocket = new HXOpwaveUDPSocket(pCCF);
        if (*ppUDPSocket)
        {
            (*ppUDPSocket)->AddRef();
            res = HXR_OK;
        }
        else
        {
            res = HXR_OUTOFMEMORY;
        }
    }
    
    HX_RELEASE(pCCF);
    
    return res;
    
}



/************************************************************************

  *	Method:
  
    *	    IHXNetworkServices::CreateListenSocket
    
      *	Purpose:
      
        *	    Create a new TCP socket that will listen for connections on a
        
          *	    particular port.
          
*/

STDMETHODIMP HXNetworkServices::CreateListenSocket(THIS_
                                                   
                                                   IHXListenSocket** /*OUT*/ ppListenSocket)
                                                   
{
    
    DPRINTF(D_NETAPI, ("HXNetworkServices::CreateListenSocket()\n"));
    
    
    
    return HXR_NOTIMPL;
    
}



/************************************************************************
*	Method:
*	    IHXNetworkServices::CreateResolver
*	Purpose:
*	    Create a new resolver that can lookup host names
*/
STDMETHODIMP HXNetworkServices::CreateResolver(THIS_
                                               IHXResolver**    /*OUT*/     ppResolver)
{
    
    DPRINTF(D_NETAPI, ("HXNetworkServices::CreateResolver()\n"));
    
    HX_RESULT res = HXR_OUTOFMEMORY;
    
    *ppResolver = new HXOpwaveResolver();
    if (*ppResolver)
    {
        (*ppResolver)->AddRef();
        res = HXR_OK;
    }
    
    return res;
    
}


/*
*	IHXNetworkCloakedServices methods
*/
/************************************************************************
*	Method:
*	    IHXCloakedNetworkServices::CreateClientCloakedSocket
*	Purpose:
*	    Create a new HTTP cloaked TCP socket for the client.
*/
STDMETHODIMP HXNetworkServices::CreateClientCloakedSocket(THIS_
                                                          IHXTCPSocket**    /*OUT*/     ppTCPSocket)
{
    
    DPRINTF(D_NETAPI, ("HXNetworkServices::CreateClientCloakedSocket()\n"));
    
#if defined(HELIX_FEATURE_HTTPCLOAK)
    
    HX_RESULT res = HXR_FAILED;
    
    
    
    if (m_pContext)
        
    {
        
        *ppTCPSocket = new HXClientCloakedTCPSocket(m_pContext);
        
        
        
        if (*ppTCPSocket)
            
        {
            
            (*ppTCPSocket)->AddRef();
            
            res = HXR_OK;
            
        }
        
        else
            
        {
            
            res = HXR_OUTOFMEMORY;
            
        }
        
    }
    
    
    
    return res;
    
#else
    
    return HXR_NOTIMPL;
    
#endif /* HELIX_FEATURE_HTTPCLOAK */
    
}



/************************************************************************

  *	Method:
  
    *	    IHXCloakedNetworkServices::CreateServerCloakedSocket
    
      *	Purpose:
      
        *	    Create a new HTTP cloaked TCP socket that will listen for 
        
          *      connections on a particular port.
          
*/

STDMETHODIMP HXNetworkServices::CreateServerCloakedSocket(THIS_
                                                          
                                                          IHXListenSocket**    /*OUT*/     ppListenSocket)
                                                          
{
    
    DPRINTF(D_NETAPI, ("HXNetworkServices::CreateServerCloakedSocket()\n"));
    
    
    
    return HXR_NOTIMPL;
    
}



void HXNetworkServices::Close()

{
    
    DPRINTF(D_NETAPI, ("HXNetworkServices::Close()\n"));
    
    
    
    HX_RELEASE(m_pContext);
    
}