--- a/cryptoservices/filebasedcertificateandkeystores/source/keystore/Server/keystreamutils.cpp Tue Jul 21 01:04:32 2009 +0100
+++ b/cryptoservices/filebasedcertificateandkeystores/source/keystore/Server/keystreamutils.cpp Thu Sep 10 14:01:51 2009 +0300
@@ -1,134 +1,180 @@
-/*
-* Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the License "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description:
-*
-*/
-
-
-#include "keystreamutils.h"
-#include "asymmetrickeys.h"
-
-void ExternalizeL(const CRSAPublicKey& aKey, RWriteStream& aStream)
- {
- aStream << aKey.N() << aKey.E();
- }
-
-void ExternalizeL(const CRSAPrivateKey& aData, RWriteStream& aStream)
- {
- aStream << aData.N();
-
- // Check the incoming RSA private key (standard or CRT)
- TRSAPrivateKeyType keyType = aData.PrivateKeyType();
- aStream.WriteInt32L((TInt32)keyType);
-
- if (EStandard==keyType)
- {
- const CRSAPrivateKeyStandard& key = static_cast<const CRSAPrivateKeyStandard&>(aData);
- aStream << key.D();
- }
- else if (EStandardCRT==keyType)
- {
- const CRSAPrivateKeyCRT& key = static_cast<const CRSAPrivateKeyCRT&>(aData);
- aStream << key.P() << key.Q() << key.DP() << key.DQ() << key.QInv();
- }
- else
- {
- User::Leave(KErrNotSupported);
- }
- }
-
-void ExternalizeL(const CDSAPublicKey& aKey, RWriteStream& aStream)
- {
- aStream << aKey.P() << aKey.Q() << aKey.G() << aKey.Y();
- }
-
-void ExternalizeL(const CDSAPrivateKey& aKey, RWriteStream& aStream)
- {
- aStream << aKey.P() << aKey.Q() << aKey.G() << aKey.X();
- }
-
-void CreateL(RReadStream& aStream, CRSAPublicKey*& aOut)
- {
- RInteger N, keyPublicExp;
- CreateLC(aStream, N);
- CreateLC(aStream, keyPublicExp);
-
- aOut = CRSAPublicKey::NewL(N, keyPublicExp);
-
- CleanupStack::Pop(2, &N); // keyPublicExp, N
- }
-
-void CreateL(RReadStream& aStream, CRSAPrivateKey*& aOut)
- {
- RInteger privateN;
- CreateLC(aStream, privateN);
-
- TRSAPrivateKeyType keyType = EStandard;
- keyType = (TRSAPrivateKeyType)aStream.ReadInt32L();
-
- if (EStandard==keyType)
- {
- RInteger D;
- CreateLC(aStream, D);
-
- aOut = CRSAPrivateKeyStandard::NewL(privateN, D);
-
- CleanupStack::Pop(&D);
- }
- else if (EStandardCRT==keyType)
- {
- RInteger p, q, dP, dQ, qInv;
- CreateLC(aStream, p);
- CreateLC(aStream, q);
- CreateLC(aStream, dP);
- CreateLC(aStream, dQ);
- CreateLC(aStream, qInv);
-
- aOut = CRSAPrivateKeyCRT::NewL(privateN, p, q, dP, dQ, qInv);
-
- CleanupStack::Pop(5, &p);
- }
- else
- {
- User::Leave(KErrNotSupported);
- }
-
- CleanupStack::Pop(&privateN);
- }
-
-void CreateL(RReadStream& aStream, CDSAPublicKey*& aOut)
- {
- RInteger P, Q, G, Y;
- CreateLC(aStream, P);
- CreateLC(aStream, Q);
- CreateLC(aStream, G);
- CreateLC(aStream, Y);
-
- aOut = CDSAPublicKey::NewL(P, Q, G, Y);
-
- CleanupStack::Pop(4, &P);
- }
-
-void CreateL(RReadStream& aStream, CDSAPrivateKey*& aOut)
- {
- RInteger P, Q, G, X;
- CreateLC(aStream, P);
- CreateLC(aStream, Q);
- CreateLC(aStream, G);
- CreateLC(aStream, X);
-
- aOut = CDSAPrivateKey::NewL(P, Q, G, X);
-
- CleanupStack::Pop(4, &P);
- }
+/*
+* Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+
+#include "keystreamutils.h"
+#include "asymmetrickeys.h"
+
+#ifdef SYMBIAN_KEYSTORE_USE_AUTH_SERVER
+#include <s32mem.h>
+#include <pbe.h>
+#include <pbedata.h>
+#endif // SYMBIAN_KEYSTORE_USE_AUTH_SERVER
+
+#include <e32debug.h>
+
+void ExternalizeL(const CRSAPublicKey& aKey, RWriteStream& aStream)
+ {
+ aStream << aKey.N() << aKey.E();
+ }
+
+void ExternalizeL(const CRSAPrivateKey& aData, RWriteStream& aStream)
+ {
+ aStream << aData.N();
+
+ // Check the incoming RSA private key (standard or CRT)
+ TRSAPrivateKeyType keyType = aData.PrivateKeyType();
+ aStream.WriteInt32L((TInt32)keyType);
+
+ if (EStandard==keyType)
+ {
+ const CRSAPrivateKeyStandard& key = static_cast<const CRSAPrivateKeyStandard&>(aData);
+ aStream << key.D();
+ }
+ else if (EStandardCRT==keyType)
+ {
+ const CRSAPrivateKeyCRT& key = static_cast<const CRSAPrivateKeyCRT&>(aData);
+ aStream << key.P() << key.Q() << key.DP() << key.DQ() << key.QInv();
+ }
+ else
+ {
+ User::Leave(KErrNotSupported);
+ }
+ }
+
+void ExternalizeL(const CDSAPublicKey& aKey, RWriteStream& aStream)
+ {
+ aStream << aKey.P() << aKey.Q() << aKey.G() << aKey.Y();
+ }
+
+void ExternalizeL(const CDSAPrivateKey& aKey, RWriteStream& aStream)
+ {
+ aStream << aKey.P() << aKey.Q() << aKey.G() << aKey.X();
+ }
+
+void CreateL(RReadStream& aStream, CRSAPublicKey*& aOut)
+ {
+ RInteger N, keyPublicExp;
+ CreateLC(aStream, N);
+ CreateLC(aStream, keyPublicExp);
+
+ aOut = CRSAPublicKey::NewL(N, keyPublicExp);
+
+ CleanupStack::Pop(2, &N); // keyPublicExp, N
+ }
+
+void CreateL(RReadStream& aStream, CRSAPrivateKey*& aOut)
+ {
+ RInteger privateN;
+ CreateLC(aStream, privateN);
+
+ TRSAPrivateKeyType keyType = EStandard;
+ keyType = (TRSAPrivateKeyType)aStream.ReadInt32L();
+
+ if (EStandard==keyType)
+ {
+ RInteger D;
+ CreateLC(aStream, D);
+
+ aOut = CRSAPrivateKeyStandard::NewL(privateN, D);
+
+ CleanupStack::Pop(&D);
+ }
+ else if (EStandardCRT==keyType)
+ {
+ RInteger p, q, dP, dQ, qInv;
+ CreateLC(aStream, p);
+ CreateLC(aStream, q);
+ CreateLC(aStream, dP);
+ CreateLC(aStream, dQ);
+ CreateLC(aStream, qInv);
+
+ aOut = CRSAPrivateKeyCRT::NewL(privateN, p, q, dP, dQ, qInv);
+
+ CleanupStack::Pop(5, &p);
+ }
+ else
+ {
+ User::Leave(KErrNotSupported);
+ }
+
+ CleanupStack::Pop(&privateN);
+ }
+
+void CreateL(RReadStream& aStream, CDSAPublicKey*& aOut)
+ {
+ RInteger P, Q, G, Y;
+ CreateLC(aStream, P);
+ CreateLC(aStream, Q);
+ CreateLC(aStream, G);
+ CreateLC(aStream, Y);
+
+ aOut = CDSAPublicKey::NewL(P, Q, G, Y);
+
+ CleanupStack::Pop(4, &P);
+ }
+
+void CreateL(RReadStream& aStream, CDSAPrivateKey*& aOut)
+ {
+ RInteger P, Q, G, X;
+ CreateLC(aStream, P);
+ CreateLC(aStream, Q);
+ CreateLC(aStream, G);
+ CreateLC(aStream, X);
+
+ aOut = CDSAPrivateKey::NewL(P, Q, G, X);
+
+ CleanupStack::Pop(4, &P);
+ }
+
+#ifdef SYMBIAN_KEYSTORE_USE_AUTH_SERVER
+
+/**
+ * The input stream contains data in encrypted form. This method
+ * supports pbe. In this case the key is the password. It
+ * retrieves the plaintext data by decrypting the data using the
+ * supplied key.
+ */
+
+HBufC8* DecryptFromStreamL( RReadStream& aInStream, TPtrC8& aKey )
+ {
+
+ CPBEncryptionData* data = CPBEncryptionData::NewL(aInStream);
+ CleanupStack::PushL(data);
+
+ TInt32 encKeyLength = aInStream.ReadInt32L();
+ HBufC8* encKey = HBufC8::NewMaxLC(encKeyLength);
+ TPtr8 encKeyPtr(encKey->Des());
+ encKeyPtr.FillZ();
+ aInStream.ReadL(encKeyPtr,encKeyLength);
+
+ CPBEncryptElement* encryption = CPBEncryptElement::NewLC(*data,aKey);
+
+ CPBDecryptor* decryptor = encryption->NewDecryptLC();
+ HBufC8* plaintext = HBufC8::NewLC(decryptor->MaxOutputLength(encKeyPtr.Length()));
+ TPtr8 plaintextPtr = plaintext->Des();
+ plaintextPtr.FillZ();
+ decryptor->ProcessFinalL(encKeyPtr, plaintextPtr);
+
+ CleanupStack::Pop(plaintext);
+ CleanupStack::PopAndDestroy(4,data); // encKey, encryption, decryptor
+
+ return plaintext;
+ }
+
+#endif // SYMBIAN_KEYSTORE_USE_AUTH_SERVER
+