crypto/weakcryptospi/inc/spi/keys.h
changeset 8 35751d3474b7
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2:675a964f4eb5 8:35751d3474b7
       
     1 /*
       
     2 * Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of the License "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description: 
       
    15 * crypto keys definition - including symmetric & asymmetric keys
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 /**
       
    21  @file
       
    22  @publishedAll
       
    23  @released
       
    24 */
       
    25 
       
    26 #ifndef __CRYPTOAPI_KEYS_H__
       
    27 #define __CRYPTOAPI_KEYS_H__
       
    28 
       
    29 #include <e32base.h>
       
    30 #include <cryptospi/cryptoparams.h>
       
    31 
       
    32 namespace CryptoSpi
       
    33 	{
       
    34 	class CCryptoParam;
       
    35 	/**
       
    36 	The key property definition.
       
    37 	*/
       
    38 	class TKeyProperty
       
    39 		{
       
    40 	public:
       
    41 		/**
       
    42 		Algorithm UID of this Key
       
    43 		*/
       
    44 		TUid iAlgorithmUid;
       
    45 
       
    46 		/**
       
    47 		Implementation ID of the key generator
       
    48 		*/
       
    49 		TUid iImplementationUid;
       
    50 
       
    51 		/**
       
    52 		Key Type
       
    53 		*/
       
    54 		TUid iKeyType;
       
    55 
       
    56 		/**
       
    57 		Key Attribute
       
    58 		*/
       
    59 		TUid iKeyAttribute;
       
    60 		};
       
    61 
       
    62 
       
    63 	/**
       
    64 	The key definition 
       
    65 	*/
       
    66 	NONSHARABLE_CLASS(CKey) : public CBase
       
    67 		{
       
    68 	public:
       
    69 
       
    70 		/**
       
    71 		Creates a new key from a key property and key parameters.
       
    72 		@param aKeyProperty	The key property for the new key
       
    73 		@param aKeyParameters	The list of the key parameters
       
    74 		@return A pointer to a CKey instance
       
    75 		*/
       
    76 		IMPORT_C static CKey* NewL(const TKeyProperty& aKeyProperty, const CCryptoParams& aKeyParameters);
       
    77 
       
    78 		/**
       
    79 		Creates a new key from a key property and key parameters.
       
    80 		Leave the Ckey pointer on the cleanup stack.
       
    81 		@param aKeyProperty	The key property for the new key
       
    82 		@param aKeyParameters	The list of the key parameters
       
    83 		@return A pointer to a CKey instance
       
    84 		*/
       
    85 		IMPORT_C static CKey* NewLC(const TKeyProperty& aKeyProperty, const CCryptoParams& aKeyParameters);
       
    86 
       
    87 		/**
       
    88 		Creates a new key from a CKey object.
       
    89 		@param aKey the source CKey object.
       
    90 		@return A pointer to a CKey instance
       
    91 		*/
       
    92 		IMPORT_C static CKey* NewL(const CKey& aKey);
       
    93 
       
    94 		/**
       
    95 		Creates a new key from a CKey object.
       
    96 		Leave the Ckey pointer on the cleanup stack.
       
    97 		@param aKey the source CKey object.
       
    98 		@return A pointer to a CKey instance
       
    99 		*/		
       
   100 		IMPORT_C static CKey* NewLC(const CKey& aKey);
       
   101 
       
   102 		/**
       
   103 		Destructor
       
   104 		*/
       
   105 		IMPORT_C ~CKey();
       
   106 
       
   107 		/**
       
   108 		Retrieve the key property
       
   109 		@return The reference of the key property
       
   110 		*/
       
   111 		IMPORT_C const TKeyProperty& KeyProperty() const;
       
   112 		
       
   113 		/**
       
   114 		Retrieve the Key Parameter according to the UID of the parameter
       
   115 		@param aUid	The UID of the key parameter
       
   116 		*/
       
   117 		IMPORT_C const TInteger& GetBigIntL(TUid aUid) const;
       
   118 		IMPORT_C TInt GetTIntL(TUid aUid) const;
       
   119 		IMPORT_C const TDesC8& GetTDesC8L(TUid aUid) const;
       
   120 
       
   121 		IMPORT_C TBool IsPresent(TUid aUid) const;
       
   122 
       
   123 		/**
       
   124 		Retrieve the key property and key parameter
       
   125 		@param aKeyProperty	The key property
       
   126 		@return The key parameters
       
   127 		*/		
       
   128 		IMPORT_C const CCryptoParams& KeyParameters() const;
       
   129 
       
   130 	private:
       
   131 		/**
       
   132 		constructor
       
   133 		*/
       
   134 		CKey(const TKeyProperty& aKeyProperty);
       
   135 
       
   136 		/**
       
   137 		2nd Phase Constructor
       
   138 		*/
       
   139 		void ConstructL(const CCryptoParams& aKeyParameters);
       
   140 						
       
   141 	private:
       
   142 		/**
       
   143 		The Key Parameters of this object
       
   144 		*/
       
   145 		CCryptoParams* iKeyParameters;
       
   146 		
       
   147 		/**
       
   148 		the key property
       
   149 		*/
       
   150 		TKeyProperty iKeyProperty;
       
   151 		};
       
   152 
       
   153 	} // namespace CryptoSpi
       
   154 
       
   155 #endif //__CRYPTOAPI_KEYS_H__
       
   156 
       
   157