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/*
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* Copyright (c) 1998-2009 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 the License "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:
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*
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*/
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/**
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@file
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*/
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#include <asnpkcs.h>
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#include <ecom/ecom.h>
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#include <ecom/implementationproxy.h>
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#include "pkcs8recog.h"
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const TInt KRecognizerValue = 0x1020361C;
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const TUid KUidMimeRecognizer = {KRecognizerValue};
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_LIT8(KDataTypePkcs8KeyPair, "application/pkcs8");
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_LIT8(KDataTypePkcs8EncryptedKeyPair, "application/pkcs8-encrypted");
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const TInt KSupportedDataTypesNumber = 2;
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// ----------------------------------------------------------------------------
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// CApaPkcs8Recognizer
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//
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CApaPkcs8Recognizer::CApaPkcs8Recognizer()
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: CApaDataRecognizerType(KUidMimeRecognizer, CApaDataRecognizerType::ENormal)
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{
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iCountDataTypes = KSupportedDataTypesNumber;
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}
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TUint CApaPkcs8Recognizer::PreferredBufSize()
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{
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return Max(KIsPKCS8DataMinLength, KIsEncryptedPKCS8DataMinLength);
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}
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TDataType CApaPkcs8Recognizer::SupportedDataTypeL(TInt aIndex) const
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{
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__ASSERT_DEBUG(aIndex >= 0 && aIndex < KSupportedDataTypesNumber,
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User::Panic(_L("PKCS8RECOG"), 0));
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switch (aIndex)
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{
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case 0:
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return TDataType(KDataTypePkcs8KeyPair);
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case 1:
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return TDataType(KDataTypePkcs8EncryptedKeyPair);
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// Used to prevent warning about return paths not all returning a value
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default:
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return TDataType(KDataTypePkcs8KeyPair);
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}
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}
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void CApaPkcs8Recognizer::DoRecognizeL(const TDesC& /*aName*/, const TDesC8& aBuffer)
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{
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// Ensure length is sufficient for checking type pkcs8
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if (aBuffer.Size() >= KIsPKCS8DataMinLength)
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{
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if (TASN1DecPKCS8::IsPKCS8Data(aBuffer))
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{
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iDataType = TDataType(KDataTypePkcs8KeyPair);
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iConfidence = ECertain;
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return;
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}
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}
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// Ensure length is sufficient for checking type pkcs8-encrypted
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if (aBuffer.Size() >= KIsEncryptedPKCS8DataMinLength)
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{
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if (TASN1DecPKCS8::IsEncryptedPKCS8Data(aBuffer))
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{
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iDataType = TDataType(KDataTypePkcs8EncryptedKeyPair);
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iConfidence = ECertain;
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return;
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}
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}
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// type not recognized
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}
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CApaDataRecognizerType* CApaPkcs8Recognizer::CreateRecognizerL()
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{
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return new (ELeave) CApaPkcs8Recognizer();
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}
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const TImplementationProxy ImplementationTable[] =
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{
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IMPLEMENTATION_PROXY_ENTRY(0x1020361B, CApaPkcs8Recognizer::CreateRecognizerL)
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};
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EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)
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{
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aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);
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return ImplementationTable;
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}
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