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/*
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* Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: CXcapHttpAuthManager
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*
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*/
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// INCLUDE FILES
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#include <hash.h>
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#include <e32math.h>
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#include "XcapHttpRequest.h"
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#include "XcapHttpTransport.h"
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#include "XcapHttpAuthManager.h"
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::CXcapHttpAuthManager
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//
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// ----------------------------------------------------------
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//
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CXcapHttpAuthManager::CXcapHttpAuthManager( RHTTPSession& aHttpSession,
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CXcapHttpTransport& aTransportMain ) :
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iNonceCount( 1 ),
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iAuthorized( EFalse ),
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iHttpSession( aHttpSession ),
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iTransportMain( aTransportMain ),
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iStringPool( aHttpSession.StringPool() )
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{
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::NewL
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//
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// ----------------------------------------------------------
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//
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CXcapHttpAuthManager* CXcapHttpAuthManager::NewL( RHTTPSession& aHttpSession,
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CXcapHttpTransport& aTransportMain,
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const TXdmCredentials& aDigestCredentials )
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{
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CXcapHttpAuthManager* self = new ( ELeave ) CXcapHttpAuthManager( aHttpSession, aTransportMain );
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CleanupStack::PushL( self );
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self->ConstructL( aDigestCredentials );
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CleanupStack::Pop(); //self
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return self;
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}
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// ----------------------------------------------------
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// CXcapHttpAuthManager::~CXcapHttpAuthManager
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//
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// ----------------------------------------------------
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//
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CXcapHttpAuthManager::~CXcapHttpAuthManager()
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{
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#ifdef _DEBUG
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iTransportMain.WriteToLog( _L8( "CXcapHttpAuthManager::~CXcapHttpAuthManager()" ) );
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#endif
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delete iMD5;
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delete iRealm;
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delete iOpaque;
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delete iDomain;
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delete iQopString;
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delete iAlgorithm;
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delete iServerNonce;
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::ConstructL
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//
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// ----------------------------------------------------------
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//
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void CXcapHttpAuthManager::ConstructL( const TXdmCredentials& aDigestCredentials )
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{
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iMD5 = CMD5::NewL();
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iUserName.Copy( aDigestCredentials.iUserName );
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iPassword.Copy( aDigestCredentials.iPassword );
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::SetAuthorized
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//
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// ----------------------------------------------------------
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//
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void CXcapHttpAuthManager::SetAuthorized( TBool aAuthorized )
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{
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iAuthorized = aAuthorized;
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::IsAuthorized
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//
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// ----------------------------------------------------------
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//
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TBool CXcapHttpAuthManager::IsAuthorized() const
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{
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return iAuthorized;
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::AuthorizationL
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//
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// ----------------------------------------------------------
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//
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HBufC8* CXcapHttpAuthManager::AuthorizationL( CXcapHttpRequest& aHttpRequest )
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{
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#ifdef _DEBUG
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iTransportMain.WriteToLog( _L8( "CXcapHttpAuthManager::AuthorizationL()" ) );
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#endif
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if( !iUnauthReceived )
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return NULL;
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TInt bufPtr = 0;
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HBufC8* ret = NULL;
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THTTPHdrVal requestUri;
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//All these strings should have been defined - except for
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//"opaque", maybe - in the WWW-Authentication header that
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//the server sent. In case some of them were not, let's just
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//keep going as if they were there, but were empty. The request
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//will then fail & be completed in the next MHFRunL() call.
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TPtrC8 realm( iRealm ? iRealm->Des() : TPtrC8() );
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TPtrC8 qop( iQopString ? iQopString->Des() : TPtrC8() );
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TPtrC8 opaque( iOpaque ? iOpaque->Des() : TPtrC8() );
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TPtrC8 nonce( iServerNonce ? iServerNonce->Des() : TPtrC8() );
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TPtrC8 uri( aHttpRequest.RelativeUri() );
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TBuf8<8> nonceCount;
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nonceCount.AppendFormat( _L8( "%08x" ), iNonceCount );
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CBufFlat* buffer = CBufFlat::NewL( 128 );
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CleanupStack::PushL( buffer );
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buffer->InsertL( bufPtr, KAuthHeaderStart );
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bufPtr = bufPtr + KAuthHeaderStart().Length();
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buffer->InsertL( bufPtr, iUserName );
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bufPtr = bufPtr + iUserName.Length();
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buffer->InsertL( bufPtr, KAuthHeaderParamEndQ );
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bufPtr = bufPtr + KAuthHeaderParamEndQ().Length();
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buffer->InsertL( bufPtr, KAuthHeaderRealm );
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bufPtr = bufPtr + KAuthHeaderRealm().Length();
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buffer->InsertL( bufPtr, realm );
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bufPtr = bufPtr + realm.Length();
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buffer->InsertL( bufPtr, KAuthHeaderParamEndQ );
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bufPtr = bufPtr + KAuthHeaderParamEndQ().Length();
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buffer->InsertL( bufPtr, KAuthHeaderNonce );
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bufPtr = bufPtr + KAuthHeaderNonce().Length();
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buffer->InsertL( bufPtr, nonce );
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bufPtr = bufPtr + nonce.Length();
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buffer->InsertL( bufPtr, KAuthHeaderParamEndQ );
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bufPtr = bufPtr + KAuthHeaderParamEndQ().Length();
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buffer->InsertL( bufPtr, KAuthHeaderUri );
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bufPtr = bufPtr + KAuthHeaderUri().Length();
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buffer->InsertL( bufPtr, uri );
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bufPtr = bufPtr + uri.Length();
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buffer->InsertL( bufPtr, KAuthHeaderParamEndQ );
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bufPtr = bufPtr + KAuthHeaderParamEndQ().Length();
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buffer->InsertL( bufPtr, KAuthHeaderQop );
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bufPtr = bufPtr + KAuthHeaderQop().Length();
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buffer->InsertL( bufPtr, qop );
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bufPtr = bufPtr + qop.Length();
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buffer->InsertL( bufPtr, KAuthHeaderParamEnd );
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bufPtr = bufPtr + KAuthHeaderParamEnd().Length();
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buffer->InsertL( bufPtr, KAuthHeaderNonceCount );
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bufPtr = bufPtr + KAuthHeaderNonceCount().Length();
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buffer->InsertL( bufPtr, nonceCount );
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bufPtr = bufPtr + nonceCount.Length();
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buffer->InsertL( bufPtr, KAuthHeaderParamEnd );
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bufPtr = bufPtr + KAuthHeaderParamEnd().Length();
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buffer->InsertL( bufPtr, KAuthHeaderCNonce );
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bufPtr = bufPtr + KAuthHeaderCNonce().Length();
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buffer->InsertL( bufPtr, iClientNonce );
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bufPtr = bufPtr + iClientNonce.Length();
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buffer->InsertL( bufPtr, KAuthHeaderParamEndQ );
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bufPtr = bufPtr + KAuthHeaderParamEndQ().Length();
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buffer->InsertL( bufPtr, KAuthHeaderResponse );
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bufPtr = bufPtr + KAuthHeaderResponse().Length();
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TPtrC8 respDigest( RequestDigestLC( aHttpRequest )->Des() );
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buffer->InsertL( bufPtr, respDigest );
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bufPtr = bufPtr + respDigest.Length();
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CleanupStack::PopAndDestroy(); //RequestDigestLC()
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buffer->InsertL( bufPtr, KAuthHeaderParamEndQ );
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bufPtr = bufPtr + KAuthHeaderParamEndQ().Length();
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if( opaque.Length() > 0 )
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{
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buffer->InsertL( bufPtr, KAuthHeaderOpaque );
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bufPtr = bufPtr + KAuthHeaderOpaque().Length();
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buffer->InsertL( bufPtr, opaque );
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bufPtr = bufPtr + opaque.Length();
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buffer->InsertL( bufPtr, KAuthHeaderParamQuote );
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}
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ret = HBufC8::NewL( buffer->Size() );
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ret->Des().Copy( buffer->Ptr( 0 ) );
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buffer->Reset();
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iNonceCount++;
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CleanupStack::PopAndDestroy(); //buffer
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return ret;
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::ConsumeAuthInfoParamL
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//
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// ----------------------------------------------------------
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//
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TBool CXcapHttpAuthManager::ConsumeAuthInfoParamL( TAuthInfoParam aName, const TDesC8& aValue )
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{
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//For the time being, always return ETrue
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TBool ret = ETrue;
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TInt length = aValue.Length();
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TPtr8 value( CONST_CAST( TUint8*, aValue.Ptr() ), length, length );
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Unquote( value );
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#ifdef _DEBUG
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TPtrC8 name( KAuthInfoParamArray[aName] );
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iTransportMain.WriteToLog( _L8( "CXcapHttpAuthManager::ConsumeAuthInfoParamL()" ) );
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iTransportMain.WriteToLog( _L8( " Name: %S" ), &name );
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iTransportMain.WriteToLog( _L8( " Value: %S" ), &value );
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#endif
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switch( aName )
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{
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case ENfoNextnonce:
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{
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SetNextNonceL( value );
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#ifdef _DEBUG
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TPtrC8 nonce( iServerNonce->Des() );
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iTransportMain.WriteToLog( _L8( " -> Nonce set to %S" ), &nonce );
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#endif
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}
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break;
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case ENfoRspauth:
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/* TODO */
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break;
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case ENfoCnonce:
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#ifdef _DEBUG
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iTransportMain.WriteToLog( _L8( " -> Current cnonce %S" ), &iClientNonce );
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#endif
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break;
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//ret = value.Compare( iClientNonce ) == 0;
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case ENfoNc:
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{
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TBuf8<8> nonceCount;
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nonceCount.AppendFormat( _L8( "%08x" ), iNonceCount );
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#ifdef _DEBUG
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iTransportMain.WriteToLog( _L8( " -> Current nonce count %S" ), &nonceCount );
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#endif
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//ret = nonceCount.Compare( value ) == 0;
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break;
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}
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case ENfoQop:
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ret = ETrue;
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break;
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default:
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ret = ETrue;
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break;
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}
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return ret;
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::GenerateClientNonce
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//
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// ----------------------------------------------------------
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//
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void CXcapHttpAuthManager::SetNextNonceL( const TDesC8& aNextnonce )
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{
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delete iServerNonce;
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iServerNonce = NULL;
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iServerNonce = aNextnonce.AllocL();
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::Unquote
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//
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// ----------------------------------------------------------
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//
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void CXcapHttpAuthManager::Unquote( TPtr8& aParamValue )
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{
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TInt index = aParamValue.Locate( '"' );
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while( index >= 0 )
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{
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aParamValue.Delete( index, 1 );
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index = aParamValue.Locate( '\"');
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}
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::RequestDigestLC
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//
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// ----------------------------------------------------------
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//
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HBufC8* CXcapHttpAuthManager::RequestDigestLC( CXcapHttpRequest& aHttpRequest )
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{
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#ifdef _DEBUG
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iTransportMain.WriteToLog( _L8( "CXcapHttpAuthManager::RequestDigestLC()" ) );
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#endif
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HBufC8* ret = NULL;
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if( iQop == EXcapAuth || iQop == EXcapAuthInt )
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{
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TBuf8<8> nonceCount;
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TBuf8<KXcapHashLength> hashBush;
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nonceCount.AppendFormat( _L8( "%08x" ), iNonceCount );
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TPtrC8 nonce( iServerNonce ? iServerNonce->Des() : TPtrC8() );
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TPtrC8 qop( iQop == EXcapAuth ? _L8( "auth" ) : _L8( "auth-int" ) );
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HBufC8* stringToHash = HBufC8::NewLC( nonce.Length() + qop.Length() +
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3 * KXcapHashLength + 8 + 5 );
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TPtr8 desc( stringToHash->Des() );
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ConstructHA1L( desc );
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desc.Append( ':' );
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desc.Append( nonce );
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desc.Append( ':' );
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desc.Append( nonceCount );
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desc.Append( ':' );
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desc.Append( iClientNonce );
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desc.Append(':');
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desc.Append( qop );
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desc.Append(':');
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ConstructHA2L( hashBush, aHttpRequest );
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desc.Append( hashBush );
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hashBush.Zero();
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ret = HBufC8::NewL( KXcapHashLength );
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Hash( *stringToHash, hashBush );
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ret->Des().Copy( hashBush );
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CleanupStack::PopAndDestroy(); //stringToHash
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CleanupStack::PushL( ret );
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}
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else
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{
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/*
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* This case is for compatibility with RFC 2069:
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* request-digest = <"> < KD ( H(A1), unq(nonce-value) ":" H(A2) ) > <">
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*/
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#ifdef _DEBUG
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iTransportMain.WriteToLog( _L8( " Qop not defined, ignore" ) );
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#endif
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}
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return ret;
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::GenerateClientNonce
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//
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// ----------------------------------------------------------
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//
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void CXcapHttpAuthManager::GenerateClientNonce()
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{
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TTime time;
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TBuf8<33> key;
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time.UniversalTime();
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TInt64 randomNumber = Math::Rand( iSeed );
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randomNumber <<= 32;
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randomNumber += Math::Rand( iSeed );
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key.Zero();
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key.AppendNum( time.Int64(), EHex );
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key.Append( _L8( ":" ) );
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key.AppendNum( randomNumber, EHex );
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Hash( key, iClientNonce );
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::Hash
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//
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// ----------------------------------------------------------
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//
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void CXcapHttpAuthManager::Hash( const TDesC8& aMessage, TDes8& aHash )
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{
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TBuf8<2> buf;
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aHash.Zero();
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iMD5->Reset();
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TPtrC8 hash = iMD5->Hash( aMessage );
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_LIT8( formatStr, "%02x" );
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for( TInt i = 0;i < KXcapRawHashLength;i++ )
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{
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buf.Zero();
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buf.Format( formatStr, hash[i] );
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aHash.Append( buf );
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}
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}
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// ----------------------------------------------------------
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// CXcapHttpAuthManager::ParseQopL
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//
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// ----------------------------------------------------------
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//
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void CXcapHttpAuthManager::ParseQopL( const TDesC8& aQopString )
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{
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_LIT8( KXcapAuthInt, "auth-int" );
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iQop = aQopString.FindF( KXcapAuthInt ) == 0 ? EXcapAuthInt : EXcapAuth;
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delete iQopString;
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iQopString = NULL;
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iQopString = HBufC8::NewL( 8 );
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iQopString->Des().Copy( iQop == EXcapAuth ? _L8( "auth" ) : _L8( "auth-int" ) );
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#ifdef _DEBUG
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TPtrC8 qop( iQopString->Des() );
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iTransportMain.WriteToLog( _L8( " Qop: %S" ), &qop );
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#endif
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GenerateClientNonce();
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iNonceCount = 1;
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}
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403 |
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|
404 |
// ----------------------------------------------------------
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405 |
// CXcapHttpAuthManager::ParseHeaderL
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406 |
//
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407 |
// ----------------------------------------------------------
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408 |
//
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409 |
TBool CXcapHttpAuthManager::ParseHeaderL( RHTTPTransaction& aTransaction, TInt aAuthType )
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|
410 |
{
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411 |
#ifdef _DEBUG
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412 |
iTransportMain.WriteToLog( _L8( "CXcapHttpAuthManager::ParseHeaderL()" ) );
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|
413 |
#endif
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414 |
TBool ret = EFalse;
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415 |
THTTPHdrVal fieldVal;
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|
416 |
RHTTPHeaders headers = aTransaction.Response().GetHeaderCollection();
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417 |
RStringF auth = aAuthType == KAuthTypeNormal ?
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418 |
iStringPool.StringF( HTTP::EWWWAuthenticate, RHTTPSession::GetTable() ) :
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419 |
iStringPool.StringF( HTTP::EProxyAuthenticate, RHTTPSession::GetTable() );
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420 |
headers.GetField( auth, 0, fieldVal );
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if( fieldVal.StrF() == iStringPool.StringF( HTTP::EDigest, RHTTPSession::GetTable() ) )
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{
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ret = ETrue;
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424 |
TInt error = headers.GetParam( auth, iStringPool.StringF( HTTP::ERealm, RHTTPSession::GetTable() ), fieldVal );
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if( KErrNone == error )
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426 |
{
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|
427 |
delete iRealm;
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428 |
iRealm = NULL;
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429 |
iRealm = fieldVal.Str().DesC().AllocL();
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|
430 |
#ifdef _DEBUG
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431 |
TPtrC8 realm( fieldVal.Str().DesC() );
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iTransportMain.WriteToLog( _L8( " Realm: %S" ), &realm );
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#endif
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434 |
}
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435 |
//In a proper WWW-Authentication request there SHOULD have been
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436 |
//a qop value. In case there was not, call the whole thing off
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437 |
error = headers.GetParam( auth, iStringPool.StringF( HTTP::EQop, RHTTPSession::GetTable() ), fieldVal );
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438 |
if( KErrNone == error )
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439 |
ParseQopL( fieldVal.Str().DesC() );
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440 |
else
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441 |
{
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442 |
delete iQopString;
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443 |
iQopString = NULL;
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ret = EFalse;
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}
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error = headers.GetParam( auth, iStringPool.StringF( HTTP::ENonce, RHTTPSession::GetTable() ), fieldVal );
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447 |
if( ret && KErrNone == error )
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448 |
{
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|
449 |
SetNextNonceL( fieldVal.Str().DesC() );
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450 |
#ifdef _DEBUG
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|
451 |
TPtrC8 nonce( iServerNonce->Des() );
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452 |
iTransportMain.WriteToLog( _L8( " Nonce: %S" ), &nonce );
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|
453 |
#endif
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|
454 |
}
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455 |
error = headers.GetParam( auth, iStringPool.StringF( HTTP::EOpaque, RHTTPSession::GetTable() ), fieldVal );
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|
456 |
if( ret && KErrNone == error )
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457 |
{
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|
458 |
delete iOpaque;
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|
459 |
iOpaque = NULL;
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|
460 |
iOpaque = fieldVal.Str().DesC().AllocL();
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|
461 |
#ifdef _DEBUG
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|
462 |
TPtrC8 opaque( iOpaque->Des() );
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|
463 |
iTransportMain.WriteToLog( _L8( " Opaque: %S" ), &opaque );
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|
464 |
#endif
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|
465 |
}
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|
466 |
error = headers.GetParam( auth, iStringPool.StringF( HTTP::EStale, RHTTPSession::GetTable() ), fieldVal );
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|
467 |
if( ret && KErrNone == error )
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|
468 |
{
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|
469 |
#ifdef _DEBUG
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|
470 |
TPtrC8 stale( fieldVal.Str().DesC() );
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|
471 |
iTransportMain.WriteToLog( _L8( " Stale: %S" ), &stale );
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|
472 |
#endif
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|
473 |
}
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|
474 |
error = headers.GetParam( auth, iStringPool.StringF( HTTP::EDomain, RHTTPSession::GetTable() ), fieldVal );
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|
475 |
if( ret && KErrNone == error )
|
|
476 |
{
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|
477 |
delete iDomain;
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|
478 |
iDomain = NULL;
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|
479 |
iDomain = fieldVal.Str().DesC().AllocL();
|
|
480 |
#ifdef _DEBUG
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|
481 |
TPtrC8 domain( iDomain->Des() );
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|
482 |
iTransportMain.WriteToLog( _L8( " Domain: %S" ), &domain );
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|
483 |
#endif
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|
484 |
}
|
|
485 |
error = headers.GetParam( auth, iStringPool.StringF( HTTP::EAlgorithm, RHTTPSession::GetTable() ), fieldVal );
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|
486 |
if( ret && KErrNone == error )
|
|
487 |
{
|
|
488 |
delete iAlgorithm;
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|
489 |
iAlgorithm = NULL;
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|
490 |
iAlgorithm = fieldVal.Str().DesC().AllocL();
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|
491 |
#ifdef _DEBUG
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|
492 |
TPtrC8 algorithm( iAlgorithm->Des() );
|
|
493 |
iTransportMain.WriteToLog( _L8( " Algorithm: %S" ), &algorithm );
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|
494 |
#endif
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|
495 |
}
|
|
496 |
}
|
|
497 |
iUnauthReceived = ETrue;
|
|
498 |
return ret;
|
|
499 |
}
|
|
500 |
|
|
501 |
// ----------------------------------------------------------
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|
502 |
// CXcapHttpAuthManager::ConstructHA1L
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|
503 |
//
|
|
504 |
// ----------------------------------------------------------
|
|
505 |
//
|
|
506 |
void CXcapHttpAuthManager::ConstructHA1L( TDes8& aResult )
|
|
507 |
{
|
|
508 |
#ifdef _DEBUG
|
|
509 |
iTransportMain.WriteToLog( _L8( "CXcapHttpAuthManager::ConstructHA1L()" ) );
|
|
510 |
#endif
|
|
511 |
|
|
512 |
TPtrC8 realm( iRealm ? iRealm->Des() : TPtrC8() );
|
|
513 |
|
|
514 |
HBufC8* buffer = HBufC8::NewLC( iUserName.Length() +
|
|
515 |
iPassword.Length() + realm.Length() + 2 );
|
|
516 |
TPtr8 desc( buffer->Des() );
|
|
517 |
desc.Copy( iUserName );
|
|
518 |
desc.Append(':');
|
|
519 |
desc.Append( realm );
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|
520 |
desc.Append(':');
|
|
521 |
desc.Append( iPassword );
|
|
522 |
Hash( *buffer, aResult );
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|
523 |
CleanupStack::PopAndDestroy(); //buffer
|
|
524 |
}
|
|
525 |
|
|
526 |
// ----------------------------------------------------------
|
|
527 |
// CXcapHttpAuthManager::ConstructHA2L
|
|
528 |
//
|
|
529 |
// ----------------------------------------------------------
|
|
530 |
//
|
|
531 |
void CXcapHttpAuthManager::ConstructHA2L( TDes8& aResult, CXcapHttpRequest& aHttpRequest )
|
|
532 |
{
|
|
533 |
#ifdef _DEBUG
|
|
534 |
iTransportMain.WriteToLog( _L8( "CXcapHttpAuthManager::ConstructHA2L()" ) );
|
|
535 |
#endif
|
|
536 |
TPtrC8 uri( aHttpRequest.RelativeUri() );
|
|
537 |
TPtrC8 method( aHttpRequest.Transaction().Request().Method().DesC() );
|
|
538 |
switch( iQop )
|
|
539 |
{
|
|
540 |
case EXcapAuth:
|
|
541 |
case EXcapAuthNone:
|
|
542 |
{
|
|
543 |
HBufC8* buffer = HBufC8::NewLC( uri.Length() + method.Length() + 1 );
|
|
544 |
TPtr8 desc( buffer->Des() );
|
|
545 |
desc.Copy( method );
|
|
546 |
desc.Append( ':' );
|
|
547 |
desc.Append( uri );
|
|
548 |
Hash( desc, aResult );
|
|
549 |
CleanupStack::PopAndDestroy(); //buffer
|
|
550 |
}
|
|
551 |
break;
|
|
552 |
case EXcapAuthInt:
|
|
553 |
{
|
|
554 |
TPtrC8 body( _L8( "" ) );
|
|
555 |
TBuf8<KXcapHashLength> bodyHash;
|
|
556 |
if( aHttpRequest.Transaction().Request().HasBody() )
|
|
557 |
aHttpRequest.Transaction().Request().Body()->GetNextDataPart( body );
|
|
558 |
bodyHash.Zero();
|
|
559 |
Hash( body, bodyHash );
|
|
560 |
HBufC8* buffer = HBufC8::NewLC( uri.Length() + method.Length() +
|
|
561 |
KXcapHashLength + 2 );
|
|
562 |
TPtr8 desc( buffer->Des() );
|
|
563 |
desc.Copy( method );
|
|
564 |
desc.Append( ':' );
|
|
565 |
desc.Append( uri );
|
|
566 |
desc.Append( ':' );
|
|
567 |
desc.Append( bodyHash );
|
|
568 |
Hash( desc, aResult );
|
|
569 |
CleanupStack::PopAndDestroy(); //buffer
|
|
570 |
}
|
|
571 |
break;
|
|
572 |
default:
|
|
573 |
break;
|
|
574 |
}
|
|
575 |
|
|
576 |
}
|
|
577 |
|
|
578 |
// End of File
|