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/*
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* Copyright (c) 2006-2009 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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@publishedPartner
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@released
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*/
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#ifndef CMSSIGNERINFO_H
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#define CMSSIGNERINFO_H
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#include <e32base.h>
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class CX509AlgorithmIdentifier;
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class CPKCS7IssuerAndSerialNumber;
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class CCmsSignerIdentifier;
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class CASN1EncSequence;
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class CX509Certificate;
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class CDSAPrivateKey;
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class CRSAPrivateKey;
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class CMessageDigest;
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class CASN1EncOctetString;
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class CASN1EncBase;
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/**
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Represents CMS signer information as defined in RFC2630.
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SignedAttributes and UnsignedAttributes are not supported.
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*/
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class CCmsSignerInfo : public CBase
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{
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public:
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/**
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@internalComponent
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Creates a CMS signer info object as defined in RFC2630.
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@param aDataToBeSigned The data content or its hash to be signed.
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@param aIsHash Indicates whether the first parameter is a hash.
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@param aKey The DSA private key used to sign.
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@param aSignerIdentifier The signer identifier. Ownership of
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the signer identifier is taken by this newly created signer info object.
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If construction fails, ownership is not transferred. The user
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needs to push aSignerIdentifier onto the cleanup stack before calling this
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method, and pop it off the cleanup stack after successful construction.
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@param aDigestAlgorithm The digest algorithm used to create the hash.
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Ownership of the digest algorithm instance is taken by
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this newly created signer info object. If construction fails, ownership
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is not transferred. The user needs to push aDigestAlgorithm onto the cleanup stack before
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calling this method and pop it off the cleanup stack after successful construction.
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@param aSignatureAlgorithm The signature algorithm to create the signature.
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Ownership of the signature algorithm instance is taken by this
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newly created signer info object. If construction fails, ownership is not transferred.
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The user needs to push aDigestAlgorithm onto the cleanup stack before calling this
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method and pop it off the cleanup stack after successful construction.
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@return The fully constructed object.
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*/
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static CCmsSignerInfo* NewL(const TDesC8& aDataToBeSigned,
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TBool aIsHash,
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const CDSAPrivateKey& aKey,
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CCmsSignerIdentifier* aSignerIdentifier,
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CX509AlgorithmIdentifier* aDigestAlgorithm,
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CX509AlgorithmIdentifier* aSignatureAlgorithm);
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/**
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@internalComponent
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Creates a CMS signer info object as defined in RFC2630
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and leaves it on the cleanup stack.
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@param aDataToBeSigned The data content or its hash to be signed.
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@param aIsHash Indicates whether the first parameter is a hash.
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@param aKey The DSA private key used to sign.
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@param aSignerIdentifier The signer identifier. Ownership of
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the signer identifier is taken by this newly created signer info object.
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If construction fails, ownership is not transferred. The user
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needs to push aSignerIdentifier onto the cleanup stack before calling this
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method, and pop it off the cleanup stack after successful construction.
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@param aDigestAlgorithm The digest algorithm used to create the hash.
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Ownership of the digest algorithm instance is taken by
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this newly created signer info object. If construction fails, ownership
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is not transferred. The user needs to push aDigestAlgorithm onto the cleanup stack before
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calling this method and pop it off the cleanup stack after successful construction.
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@param aSignatureAlgorithm The signature algorithm to create the signature.
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Ownership of the signature algorithm instance is taken by this
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newly created signer info object. If construction fails, ownership is not transferred.
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The user needs to push aDigestAlgorithm onto the cleanup stack before calling this
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method and pop it off the cleanup stack after successful construction.
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@return The fully constructed object.
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*/
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static CCmsSignerInfo* NewLC(const TDesC8& aDataToBeSigned,
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TBool aIsHash,
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const CDSAPrivateKey& aKey,
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CCmsSignerIdentifier* aSignerIdentifier,
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CX509AlgorithmIdentifier* aDigestAlgorithm,
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CX509AlgorithmIdentifier* aSignatureAlgorithm);
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/**
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@internalComponent
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Creates a CMS signer info object as defined in RFC2630.
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@param aDataToBeSigned The data content or its hash to be signed.
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@param aIsHash Indicates whether the first parameter is a hash.
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@param aKey The RSA private key used to sign.
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@param aSignerIdentifier The signer identifier. Ownership of
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the signer identifier is taken by this newly created signer info object.
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If construction fails, ownership is not transferred. The user
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needs to push aSignerIdentifier onto the cleanup stack before calling this
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method, and pop it off the cleanup stack after successful construction.
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@param aDigestAlgorithm The digest algorithm used to create the hash.
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Ownership of the digest algorithm instance is taken by
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this newly created signer info object. If construction fails, ownership
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is not transferred. The user needs to push aDigestAlgorithm onto the cleanup stack before
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calling this method and pop it off the cleanup stack after successful construction.
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@param aSignatureAlgorithm The signature algorithm to create the signature.
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Ownership of the signature algorithm instance is taken by this
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newly created signer info object. If construction fails, ownership is not transferred.
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The user needs to push aDigestAlgorithm onto the cleanup stack before calling this
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method and pop it off the cleanup stack after successful construction.
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@return The fully constructed object.
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*/
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static CCmsSignerInfo* NewL(const TDesC8& aDataToBeSigned,
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TBool aIsHash,
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const CRSAPrivateKey& aKey,
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CCmsSignerIdentifier* aSignerIdentifier,
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CX509AlgorithmIdentifier* aDigestAlgorithm,
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CX509AlgorithmIdentifier* aSignatureAlgorithm);
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/**
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@internalComponent
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Creates a CMS signer info object as defined in RFC2630
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and leaves it on the cleanup stack.
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@param aDataToBeSigned The data content or its hash to be signed.
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@param aIsHash Indicates whether the first parameter is a hash.
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@param aKey The RSA private key used to sign.
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@param aSignerIdentifier The signer identifier. Ownership of
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the signer identifier is taken by this newly created signer info object.
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If construction fails, ownership is not transferred. The user
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needs to push aSignerIdentifier onto the cleanup stack before calling this
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method, and pop it off the cleanup stack after successful construction.
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@param aDigestAlgorithm The digest algorithm used to create the hash.
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Ownership of the digest algorithm instance is taken by
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this newly created signer info object. If construction fails, ownership
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is not transferred. The user needs to push aDigestAlgorithm onto the cleanup stack before
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calling this method and pop it off the cleanup stack after successful construction.
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@param aSignatureAlgorithm The signature algorithm to create the signature.
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Ownership of the signature algorithm instance is taken by this
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newly created signer info object. If construction fails, ownership is not transferred.
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The user needs to push aDigestAlgorithm onto the cleanup stack before calling this
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method and pop it off the cleanup stack after successful construction.
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@return The fully constructed object.
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*/
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static CCmsSignerInfo* NewLC(const TDesC8& aDataToBeSigned,
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TBool aIsHash,
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const CRSAPrivateKey& aKey,
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CCmsSignerIdentifier* aSignerIdentifier,
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CX509AlgorithmIdentifier* aDigestAlgorithm,
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CX509AlgorithmIdentifier* aSignatureAlgorithm);
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/**
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@internalComponent
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Creates a CMS signer info object as defined in RFC2630.
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@param aRawData the encoded signer info.
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@return The fully constructed object.
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*/
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static CCmsSignerInfo* NewL(const TDesC8& aRawData);
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/**
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@internalComponent
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Creates a CMS signer info object as defined in RFC2630
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and leaves it on the cleanup stack.
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@param aRawData The encoded signer info.
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@return The fully constructed object.
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*/
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static CCmsSignerInfo* NewLC(const TDesC8& aRawData);
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virtual ~CCmsSignerInfo();
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/**
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Returns the version of the CMS signer info object.
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@return The version of the CMS signer info object.
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*/
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IMPORT_C TInt Version() const;
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/**
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Returns whether signed attributes are present or not.
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@return Boolean indicating whether signed attributes are present or not.
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*/
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IMPORT_C TBool IsSignedAttributesPresent() const;
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/**
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Returns whether unsigned attributes are present or not.
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@return Boolean indicating whether unsigned attributes are present or not.
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*/
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IMPORT_C TBool IsUnsignedAttributesPresent() const;
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/**
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Returns the digest algorithm identifier.
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@return The digest algorithm identifier reference.
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*/
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IMPORT_C const CX509AlgorithmIdentifier& DigestAlgorithm() const;
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/**
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Returns the signature algorithm identifier.
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@return The signature algorithm identifier reference.
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*/
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IMPORT_C const CX509AlgorithmIdentifier& SignatureAlgorithm() const;
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/**
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Returns the signature value.
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@return The signature value.
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*/
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IMPORT_C const TPtrC8 SignatureValue() const;
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/**
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Returns the signer identifier.
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@return the signer identifier reference.
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*/
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IMPORT_C const CCmsSignerIdentifier& SignerIdentifier() const;
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/**
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@internalComponent
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Creates the ASN.1 sequence of this CMS signed object and leaves it on the cleanup stack.
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@return ASN.1 sequence of this object.
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*/
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CASN1EncSequence* EncodeASN1DERLC() const;
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private:
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/**
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Constructor.
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*/
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CCmsSignerInfo();
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private:
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/**
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second phase constructor
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@param aDataToBeSigned the data or its hash
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@param aIsHash a flag to represent if the first paramter is hash or data content
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@param aKey the DSA private key used to create the signature.
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@param aSignerIdentifier the signer identifier.
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@param aDigestAlgorithm the digest algorithm used to create hash.
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@param aSignatureAlgorithm the signature alogorithm to create signature
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*/
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void ConstructL(const TDesC8& aDataToBeSigned,
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TBool aIsHash,
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const CDSAPrivateKey& aKey,
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CCmsSignerIdentifier* aSignerIdentifier,
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CX509AlgorithmIdentifier* aDigestAlgorithm,
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CX509AlgorithmIdentifier* aSignatureAlgorithm);
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/**
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second phase constructor
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@param aDataToBeSigned the data or its hash
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@param aIsHash a flag to represent if the first paramter is hash or data content
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@param aKey the RSA private key used to create the signature.
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@param aSignerIdentifier the signer identifier.
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@param aDigestAlgorithm the digest algorithm used to create hash.
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@param aSignatureAlgorithm the signature alogorithm to create signature.
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*/
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void ConstructL(const TDesC8& aDataToBeSigned,
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TBool aIsHash,
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const CRSAPrivateKey& aKey,
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CCmsSignerIdentifier* aSignerIdentifier,
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CX509AlgorithmIdentifier* aDigestAlgorithm,
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CX509AlgorithmIdentifier* aSignatureAlgorithm);
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/**
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Second phase constructor
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@param aRawData the encoded the CMS content info
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*/
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void ConstructL(const TDesC8& aRawData);
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/**
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Encode the signer identifier
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@return encoding of the signer identifier
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292 |
*/
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293 |
CASN1EncBase* EncodeSignerIdentifierLC() const;
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294 |
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295 |
/**
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296 |
Decode the signature
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297 |
@param aRawData the encoded signature
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298 |
*/
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299 |
void DecodeEncryptedDigestL(const TDesC8& aRawData);
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300 |
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301 |
/**
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302 |
Decode the signer identifier
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303 |
@param aRawData the encoded signer identifier
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304 |
*/
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|
305 |
void DecodeSignerIdentifierL(const TDesC8& aRawData);
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306 |
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307 |
private:
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|
308 |
/**
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|
309 |
Represents if the Signed Attribute is present
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|
310 |
*/
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|
311 |
TBool iSignedAttributesPresent;
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|
312 |
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|
313 |
/**
|
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|
314 |
Represents if the Unsigned Attribute is present
|
|
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|
315 |
*/
|
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|
316 |
TBool iUnsignedAttributesPresent;
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|
317 |
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|
318 |
/**
|
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|
319 |
The version of the signer info
|
|
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|
320 |
*/
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|
321 |
TInt iVersion;
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|
322 |
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|
323 |
/**
|
|
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|
324 |
the signer identifier
|
|
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|
325 |
*/
|
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|
326 |
CCmsSignerIdentifier* iSignerIdentifier;
|
|
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|
327 |
|
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|
328 |
/**
|
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|
329 |
The digest algorithm identifier
|
|
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|
330 |
*/
|
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sl@0
|
331 |
CX509AlgorithmIdentifier* iDigestAlgorithm;
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|
sl@0
|
332 |
/**
|
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|
333 |
The signature algorithm identifier
|
|
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|
334 |
*/
|
|
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|
335 |
CX509AlgorithmIdentifier* iSignatureAlgorithm;
|
|
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|
336 |
|
|
sl@0
|
337 |
/**
|
|
sl@0
|
338 |
the signature value
|
|
sl@0
|
339 |
*/
|
|
sl@0
|
340 |
HBufC8* iSignatureValue;
|
|
sl@0
|
341 |
};
|
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|
342 |
|
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|
343 |
#endif
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|
344 |
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|
345 |
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|
346 |
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|
347 |
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|
348 |
|
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|
349 |
|
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|
350 |
|
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|
351 |
|
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|
352 |
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|
353 |
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|
354 |
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|
355 |
|
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|
356 |
|
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|
357 |
|
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|
358 |
|
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|
359 |
|
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|
360 |
|
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|
361 |
|
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|
362 |
|
|
sl@0
|
363 |
|