svrauth.cpp

linux下的一款播放器

/* ***** BEGIN LICENSE BLOCK *****
 * Source last modified: $Id: svrauth.cpp,v 1.1.36.3 2004/07/09 01:47:11 hubbe Exp $
 * 
 * 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 "hxtypes.h"
#include "hxstrutl.h"
#include "hxcom.h"

//#include "iostream.h"

#include "hxauth.h"

#include "hxmon.h"
#include "hxplugn.h"
#include "ihxpckts.h"
#include "hxfiles.h"
#include "hxauthn.h"
#include "hxdb.h"

#include "chxpckts.h"

#include "svrauth.h"

#include "hxplgsp.h"

#include "hxheap.h"
#ifdef _DEBUG
#undef HX_THIS_FILE
static char HX_THIS_FILE[] = __FILE__;
#endif

BEGIN_INTERFACE_LIST(CServerAuthenticator)
    INTERFACE_LIST_ENTRY
    (
	IID_IHXObjectConfiguration, 
	IHXObjectConfiguration
    )
    INTERFACE_LIST_ENTRY
    (
	IID_IHXServerAuthConversation, 
	IHXServerAuthConversation
    )
    INTERFACE_LIST_ENTRY
    (
	IID_IHXServerAuthResponse, 
	IHXServerAuthResponse
    )
    INTERFACE_LIST_ENTRY
    (
	IID_IHXAuthenticationDBAccess, 
	IHXAuthenticationDBAccess
    )
    INTERFACE_LIST_ENTRY
    (
	IID_IHXAuthenticationDBManager, 
	IHXAuthenticationDBManager
    )
    INTERFACE_LIST_ENTRY
    (
	IID_IHXAuthenticationDBManagerResponse, 
	IHXAuthenticationDBManagerResponse
    )
END_INTERFACE_LIST


CServerAuthenticator::CServerAuthenticator()
    : m_HX_RESULTStatus(HXR_NOT_AUTHORIZED)
{
}

CServerAuthenticator::~CServerAuthenticator()
{
}

STDMETHODIMP
CServerAuthenticator::SetContext(IUnknown* pIUnknownContext)
{
    m_spIUnknownContext = pIUnknownContext;

    _TryToLoadPlugins();

    return HXR_OK;
}

STDMETHODIMP 
CServerAuthenticator::SetConfiguration
(
    IHXValues* pIHXValuesConfiguration
)
{
    m_spIHXValuesConfig = pIHXValuesConfiguration;

    _TryToLoadPlugins();

    return HXR_OK;
}

// IHXServerAuthConversation
STDMETHODIMP
CServerAuthenticator::MakeChallenge
(
    IHXServerAuthResponse* pIHXServerAuthResponseRequester,
    IHXRequest* pIHXRequestResponse
)
{
    HX_RESULT hr;

    if(!pIHXServerAuthResponseRequester)
    {
	return HXR_UNEXPECTED;
    }
    
    if
    (
	m_ListOfIUnknownPlugins.begin() == m_ListOfIUnknownPlugins.end() ||
	m_spIHXServerAuthResponseRequester.IsValid()
    )
    {
	pIHXServerAuthResponseRequester->ChallengeReady
	(
	    HXR_UNEXPECTED, 
	    NULL
	);

	return HXR_UNEXPECTED;
    }

    DECLARE_SMART_POINTER
    (
	IHXServerAuthConversation
    ) spIHXServerAuthConversationPlugin;

    m_HX_RESULTStatus = HXR_NOT_AUTHORIZED;

    m_spIHXServerAuthResponseRequester = pIHXServerAuthResponseRequester;

    m_spIHXValuesChallengeHeaders = new CHXHeader;

    m_spIHXRequestResponse = pIHXRequestResponse;

    m_ListOfIUnknownIteratorCurrent = m_ListOfIUnknownPlugins.begin();

    spIHXServerAuthConversationPlugin = 
    (
	*m_ListOfIUnknownIteratorCurrent
    ).wrapped_ptr();

    hr = spIHXServerAuthConversationPlugin->MakeChallenge
	(
	    this, 
	    m_spIHXRequestResponse
	);
    if (FAILED(hr))
    {
	ChallengeReady(hr, m_spIHXRequestResponse);
    }

    return HXR_OK;
}

STDMETHODIMP_(BOOL)
CServerAuthenticator::IsAuthenticated()
{
    _CListOfWrapped_IUnknown_::iterator ListOfIUnknownIteratorCurrent;
    DECLARE_SMART_POINTER
    (
	IHXServerAuthConversation
    )				    spIHXServerAuthConversationPlugin;
    BOOL			    bAuthenticated = FALSE;

    for
    (
	ListOfIUnknownIteratorCurrent = m_ListOfIUnknownPlugins.begin();
	ListOfIUnknownIteratorCurrent != m_ListOfIUnknownPlugins.end();
	++ListOfIUnknownIteratorCurrent
    )
    {
	spIHXServerAuthConversationPlugin = 
	(
	    *ListOfIUnknownIteratorCurrent
	).wrapped_ptr();

	bAuthenticated |= 
	    spIHXServerAuthConversationPlugin->IsAuthenticated();
    }

    return bAuthenticated;
}

STDMETHODIMP
CServerAuthenticator::GetUserContext(REF(IUnknown*) pIUnknownUser)
{
    return HXR_FAIL;
}

// IHXServerAuthResponse
STDMETHODIMP
CServerAuthenticator::ChallengeReady
(
    HX_RESULT	HX_RESULTStatus,
    IHXRequest* pIHXRequestChallenge
)
{
    DECLARE_SMART_POINTER
    (
	IHXServerAuthConversation
    )					spIHXServerAuthConversationPlugin;
    DECLARE_SMART_POINTER(IHXBuffer)	spIHXBufferPropValue;
    DECLARE_SMART_POINTER(IHXValues)	spIHXValuesChallengeHeaders;
    HX_RESULT				HX_RESULTRet = HXR_FAIL;
    const char*				pcharPropName = NULL;

    if(FAILED(m_HX_RESULTStatus) && HX_RESULTStatus != HXR_FAIL)
    {
	m_HX_RESULTStatus = HX_RESULTStatus;
    }

    if(pIHXRequestChallenge)
    {
	pIHXRequestChallenge->GetResponseHeaders
	(
	    spIHXValuesChallengeHeaders.ptr_reference()
	);
    }

    if(SUCCEEDED(m_HX_RESULTStatus) && spIHXValuesChallengeHeaders.IsValid())
    {
	// Merge the Headers from this call
	CHXHeader::mergeHeaders
	(
	    m_spIHXValuesChallengeHeaders,
	    spIHXValuesChallengeHeaders
	);
    }

    ++m_ListOfIUnknownIteratorCurrent;

    if(m_ListOfIUnknownIteratorCurrent != m_ListOfIUnknownPlugins.end())
    {
	HX_RESULT hr;

	// Call Next one..
	spIHXServerAuthConversationPlugin = 
	(
	    *m_ListOfIUnknownIteratorCurrent
	).wrapped_ptr();

	hr = spIHXServerAuthConversationPlugin->MakeChallenge
	    (
		this, 
		m_spIHXRequestResponse
	    );
	if (FAILED(hr))
	{
	    	ChallengeReady(hr, m_spIHXRequestResponse);
	}
    }
    else
    {
	m_spIHXRequestResponse->SetResponseHeaders
	(
	    m_spIHXValuesChallengeHeaders
	);

	m_spIHXServerAuthResponseRequester->ChallengeReady
	(
	    m_HX_RESULTStatus, 
	    m_spIHXRequestResponse
	);

	// We are done, cleanup..
	m_spIHXServerAuthResponseRequester.Release();
	m_spIHXRequestResponse.Release();
	m_spIHXValuesChallengeHeaders.Release();
    }

    return HXR_OK;
}

/************************************************************************
 *	Method:
 *	    IHXAuthenticationDBAccess::_NewEnum
 *	Purpose:
 *	    
 *	    Call this to make a new enumerator of this collection.
 *
 */
STDMETHODIMP
CServerAuthenticator::_NewEnum
(
    REF(IHXAsyncEnumAuthenticationDB*) pAsyncEnumAuthenticationDBNew
)
{
    if (m_ListOfIUnknownPlugins.begin() == m_ListOfIUnknownPlugins.end())
    {
	return HXR_UNEXPECTED;
    }

    DECLARE_SMART_POINTER
    (
	IHXAuthenticationDBAccess
    ) spAuthenticationDBAccessPlugin;
    _CListOfWrapped_IUnknown_::iterator ListOfIUnknownIteratorCurrent;
    HX_RESULT ResultStatus = HXR_FAIL;

    ListOfIUnknownIteratorCurrent = m_ListOfIUnknownPlugins.begin();
    while 
    (
	ListOfIUnknownIteratorCurrent != m_ListOfIUnknownPlugins.end()
	&&
	FAILED(ResultStatus)
    )
    {
	spAuthenticationDBAccessPlugin = 
	(
	    *ListOfIUnknownIteratorCurrent
	).wrapped_ptr();

	++ListOfIUnknownIteratorCurrent;

	if (!spAuthenticationDBAccessPlugin)
	{
	    ResultStatus = HXR_NOINTERFACE;
	    continue;
	}

	ResultStatus = spAuthenticationDBAccessPlugin->_NewEnum(pAsyncEnumAuthenticationDBNew);
    }

    return ResultStatus;
}

/************************************************************************
 *	Method:
 *	    IHXAuthenticationDBAccess::CheckExistence
 *	Purpose:
 *	    
 *	    Call this to verify the existance of a principal.
 *
 */
STDMETHODIMP
CServerAuthenticator::CheckExistence
(
    IHXAuthenticationDBAccessResponse* pAuthenticationDBAccessResponseNew,
    IHXBuffer*		pBufferPrincipalID
)
{
    if(!pAuthenticationDBAccessResponseNew)
    {
	return HXR_UNEXPECTED;
    }

    pAuthenticationDBAccessResponseNew->ExistenceCheckDone
    (
	HXR_NOTIMPL, 
	pBufferPrincipalID
    );

    return HXR_OK;
}

/************************************************************************
 *	Method:
 *	    IHXAuthenticationDBAccess::GetCredentials
 *	Purpose:
 *	    
 *	    Call this to access the credentials for the specified principal.
 *
 */
STDMETHODIMP
CServerAuthenticator::GetCredentials
(
    IHXAuthenticationDBAccessResponse* pAuthenticationDBAccessResponseNew,
    IHXBuffer*		pBufferPrincipalID
)
{
    if(!pAuthenticationDBAccessResponseNew)
    {
	return HXR_UNEXPECTED;
    }

    pAuthenticationDBAccessResponseNew->GetCredentialsDone
    (
	HXR_NOTIMPL, 
	pBufferPrincipalID,
	NULL
    );

    return HXR_OK;
}

// IHXAuthenticationDBManager
STDMETHODIMP
CServerAuthenticator::AddPrincipal
(
    IHXAuthenticationDBManagerResponse* pAuthenticationDBManagerResponseNew,
    IHXBuffer*		pBufferPrincipalID
)
{
//    printf("CServerAuthenticator: Entered - AddPrincipal\n");

    if(!pAuthenticationDBManagerResponseNew)
    {
//	printf("CServerAuthenticator: Exit - AddPrincipal (bad response interface)\n");
	return HXR_UNEXPECTED;
    }

    m_spAuthenticationDBManagerResponseRequester 
    = 
    pAuthenticationDBManagerResponseNew;

    if (m_ListOfIUnknownPlugins.begin() == m_ListOfIUnknownPlugins.end())
    {
	m_spAuthenticationDBManagerResponseRequester->AddPrincipalDone
	(
	    HXR_UNEXPECTED, 
	    pBufferPrincipalID
	);

	// Must explicitly release this to prevent possible circular 
	// references.
	m_spAuthenticationDBManagerResponseRequester.Release();

//	printf("CServerAuthenticator: Exit - AddPrincipal (no auth plugins loaded)\n");
	return HXR_UNEXPECTED;
    }

    DECLARE_SMART_POINTER
    (
	IHXAuthenticationDBManager
    ) spAuthenticationDBManagerPlugin;

    m_HX_RESULTStatus = HXR_FAIL;

    m_ListOfIUnknownIteratorCurrent = m_ListOfIUnknownPlugins.begin();

    spAuthenticationDBManagerPlugin = 
    (