hashauthbase.cpp

linux下的一款播放器

/* ***** BEGIN LICENSE BLOCK *****
 * Source last modified: $Id: hashauthbase.cpp, 2004/27/07 
 * 
 * Portions Copyright (c) 1995-2004 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 <ctype.h>

#include "hxcom.h"
#include "hxplugn.h"
#include "hxplgns.h"
#include "hxfiles.h"
#include "hxcomm.h"
#include "hxprefs.h"
#include "hxauthn.h"
#include "hxdb.h"
#include "ihxpckts.h"

#include "hxassert.h"
#include "hxbuffer.h"

#include "md5.h"

#include "hashauthbase.h"

CHashAuthenticatorBase::CHashAuthenticatorBase():m_pContext(NULL), 
    m_pPreferencesCore(NULL), m_pRealm(NULL), m_pDatabaseID(NULL), 
    m_pPrincipalID(NULL), m_pAuthDBManager(NULL), m_pAuthDBAccess(NULL),
    m_pAuthDBRespondee(NULL), m_pServerRespondee(NULL), m_bAuthenticated(FALSE),
    m_pServerRequest(NULL), m_pRequestContext(NULL), m_pCredentials(NULL),
    m_bIsProxyAuthentication(FALSE), m_lRefCount(0)
{
}

CHashAuthenticatorBase::~CHashAuthenticatorBase()
{
    HX_RELEASE(m_pCredentials);
    HX_RELEASE(m_pServerRespondee);
    HX_RELEASE(m_pServerRequest);
    HX_RELEASE(m_pRequestContext);
    HX_RELEASE(m_pAuthDBManager);
    HX_RELEASE(m_pAuthDBAccess);
    HX_RELEASE(m_pAuthDBRespondee); 
    HX_RELEASE(m_pDatabaseID);
    HX_RELEASE(m_pPrincipalID);
    HX_RELEASE(m_pRealm);
    HX_RELEASE(m_pPreferencesCore);
    HX_RELEASE(m_pContext);    
}


// *** IUnknown methods ***

/////////////////////////////////////////////////////////////////////////
//  Method:
//	IUnknown::QueryInterface
//  Purpose:
//	Implement this to export the interfaces supported by your 
//	object.
//
STDMETHODIMP CHashAuthenticatorBase::QueryInterface(REFIID riid, void** ppvObj)
{
    if (IsEqualIID(riid, IID_IUnknown))
    {
        AddRef();
        *ppvObj = this;
        return HXR_OK;
    }
    else if (IsEqualIID(riid, IID_IHXObjectConfiguration))
    {
        AddRef();
        *ppvObj = (IHXObjectConfiguration*)this;
        return HXR_OK;
    }
    else if (IsEqualIID(riid, IID_IHXUserProperties))
    {
        AddRef();
        *ppvObj = (IHXUserProperties*)this;
        return HXR_OK;
    }
    else if (IsEqualIID(riid, IID_IHXAuthenticationDBManager))
    {
        AddRef();
        *ppvObj = (IHXAuthenticationDBManager*)this;
        return HXR_OK;
    }
    else if (IsEqualIID(riid, IID_IHXAuthenticationDBManagerResponse))
    {
        AddRef();
        *ppvObj = (IHXAuthenticationDBManagerResponse*)this;
        return HXR_OK;
    }
    else if (IsEqualIID(riid, IID_IHXAuthenticationDBAccess))
    {
        AddRef();
        *ppvObj = (IHXAuthenticationDBAccess*)this;
        return HXR_OK;
    }
    *ppvObj = NULL;
    return HXR_NOINTERFACE;
}

// IHXObjectConfiguration
STDMETHODIMP CHashAuthenticatorBase::SetContext(IUnknown* pContext)
{
    m_pContext = pContext;

    if (m_pContext)
    {
	m_pContext->AddRef();
    }

    HX_RELEASE(m_pPreferencesCore);
    pContext->QueryInterface(IID_IHXPreferences, (void**) &m_pPreferencesCore);

    return HXR_OK;
}

STDMETHODIMP CHashAuthenticatorBase::SetConfiguration(IHXValues* pConfig)
{
    HX_RESULT theErr = HXR_OK;

    if (!m_pContext || !pConfig)
    {
	HX_ASSERT(0);
	return HXR_UNEXPECTED;
    }

    if (!m_pRealm)
    {
	pConfig->GetPropertyCString("Realm", m_pRealm);
    }

    if (!m_pDatabaseID)
    {
	    pConfig->GetPropertyCString("DatabaseID", m_pDatabaseID);

	    if (m_pDatabaseID)
	    {
	        //   IHXDatabaseManager - decides which db to use
	        //   IHXAuthenticationDBManager - controls access to one db
	        IUnknown*                punkDbMgr = NULL;
	        IHXDatabaseManager*     pDbMgr = NULL;
	        IUnknown*                pDatabase = NULL;
	        IHXCommonClassFactory*  pFactory = NULL;

	        m_pContext->QueryInterface(IID_IHXCommonClassFactory, (void **)&pFactory);
            if (pFactory)
            {
    	        pFactory->CreateInstance(CLSID_CHXDatabaseManager, (void**)&punkDbMgr);
            }
            if (punkDbMgr)
            {
	            punkDbMgr->QueryInterface(IID_IHXDatabaseManager, (void**)&pDbMgr);
            }
            if (pDbMgr)
            {
	            pDbMgr->GetInstanceFromID(m_pDatabaseID, pDatabase);
            }
            if (pDatabase)
            {
	            pDatabase->QueryInterface(IID_IHXAuthenticationDBAccess, (void**)&m_pAuthDBAccess);
	            pDatabase->QueryInterface(IID_IHXAuthenticationDBManager, (void**)&m_pAuthDBManager);
            }
            else
            {
                theErr = HXR_FAIL;
            }

            HX_ASSERT(pFactory);
            HX_ASSERT(punkDbMgr);
            HX_ASSERT(pDbMgr);
            HX_ASSERT(pDatabase);

	        HX_RELEASE(punkDbMgr);
	        HX_RELEASE(pDbMgr);
	        HX_RELEASE(pDatabase);
	        HX_RELEASE(pFactory);
	    }
    }

    return HXR_OK;
}

// IHXUserProperties
STDMETHODIMP CHashAuthenticatorBase::GetPrincipalID(REF(IHXBuffer*) pPrincipalID)
{
    pPrincipalID = m_pPrincipalID;

    if (pPrincipalID)
    {
	    pPrincipalID->AddRef();
	    return HXR_OK;
    }

    return HXR_FAIL;
}

STDMETHODIMP CHashAuthenticatorBase::GetAuthorityName(REF(IHXBuffer*) pRealm)
{
    pRealm = m_pRealm;

    if (pRealm)
    {
	    pRealm->AddRef();
	    return HXR_OK;
    }

    return HXR_FAIL;
}

// IHXAuthenticationDBManager
STDMETHODIMP CHashAuthenticatorBase::AddPrincipal(IHXAuthenticationDBManagerResponse* pDBRespondee,
        IHXBuffer* pPrincipalID)
{
    if(!pDBRespondee)
    {
	    return HXR_UNEXPECTED;
    }

    m_pAuthDBRespondee = pDBRespondee;
    m_pAuthDBRespondee->AddRef();

    if (!m_pAuthDBManager)
    {
	    m_pAuthDBRespondee->AddPrincipalDone(HXR_NOINTERFACE, pPrincipalID);
	    HX_RELEASE(m_pAuthDBRespondee);
	    return HXR_NOINTERFACE;
    }

    m_pAuthDBManager->AddPrincipal(this, pPrincipalID);

    return HXR_OK;
}

STDMETHODIMP CHashAuthenticatorBase::RemovePrincipal(IHXAuthenticationDBManagerResponse* pDBRespondee,
        IHXBuffer* pPrincipalID)
{
    if(!pDBRespondee)
    {
    	return HXR_UNEXPECTED;
    }

    m_pAuthDBRespondee = pDBRespondee;
    m_pAuthDBRespondee->AddRef();

    if (!m_pAuthDBManager)
    {
	    m_pAuthDBRespondee->RemovePrincipalDone(HXR_NOINTERFACE, pPrincipalID);
	    HX_RELEASE(m_pAuthDBRespondee);
	    return HXR_NOINTERFACE;
    }

    m_pAuthDBManager->RemovePrincipal(this, pPrincipalID);

    return HXR_OK;
}