secsrv_plat/cms_api/inc/CCMSSignerInfo.h
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     1 /*
       
     2 * Copyright (c) 2002 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 "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:  ?Description
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 #ifndef CCMSSignerInfo_H
       
    21 #define CCMSSignerInfo_H
       
    22 
       
    23 //  INCLUDES
       
    24 #include "CCMSSequence.h"
       
    25 #include "CCMSIssuerAndSerialNumber.h"
       
    26 #include "CCMSAttribute.h"
       
    27 #include "CCMSX509AlgorithmIdentifier.h"
       
    28 #include "CCMSX509Certificate.h"
       
    29 
       
    30 #include <badesca.h>
       
    31 
       
    32 // FORWARD DECLARATIONS
       
    33 class CASN1EncBase;
       
    34 // Extension
       
    35 class MCMSSignerInfoExtension;
       
    36 
       
    37 
       
    38 // CLASS DECLARATION
       
    39 /**
       
    40 *  SignerInfo module
       
    41 *
       
    42 *  SignerInfo ::= SEQUENCE {
       
    43 *  version CMSVersion,
       
    44 *  sid SignerIdentifier,
       
    45 *  digestAlgorithm DigestAlgorithmIdentifier,
       
    46 *  signedAttrs [0] IMPLICIT SignedAttributes OPTIONAL,
       
    47 *  signatureAlgorithm SignatureAlgorithmIdentifier,
       
    48 *  signature SignatureValue,
       
    49 *  unsignedAttrs [1] IMPLICIT UnsignedAttributes OPTIONAL }
       
    50 *
       
    51 *  SignerIdentifier ::= CHOICE {
       
    52 *  issuerAndSerialNumber IssuerAndSerialNumber,
       
    53 *  subjectKeyIdentifier [0] SubjectKeyIdentifier }
       
    54 *
       
    55 *  @lib cms.lib
       
    56 *  @since 2.8
       
    57 */
       
    58 class CCMSSignerInfo : public CCMSSequence
       
    59     {
       
    60 	private:
       
    61 		/*
       
    62 		 * Container for signer info data
       
    63 		 */
       
    64 		NONSHARABLE_CLASS( CSignerInfoData ) : public CBase
       
    65 			{
       
    66 			public: // Destructor
       
    67 				~CSignerInfoData();
       
    68 			public: // data
       
    69 				// version
       
    70 				TInt iVersion;
       
    71 
       
    72 				// Issuer and serial, owned
       
    73 				CCMSIssuerAndSerialNumber* iIssuerAndSerial;
       
    74 
       
    75 				// Subject Key ID, owned
       
    76 				HBufC8* iSubjectKeyIdentifier;
       
    77 
       
    78 				// Signed attributes, owned
       
    79 				CArrayPtrFlat<CCMSAttribute>* iSignedAttributes;
       
    80 				// Unsigned attribute, owned
       
    81 				CArrayPtrFlat<CCMSAttribute>* iUnsignedAttributes;
       
    82 
       
    83 				// Digested algorithm identifier, owned
       
    84 				CCMSX509AlgorithmIdentifier* iDigestAI;
       
    85 				// Signature algorithm identifier, owned
       
    86 				CCMSX509AlgorithmIdentifier* iSignatureAI;
       
    87 
       
    88 				// Signature value, owned
       
    89 				HBufC8* iSignatureValue;
       
    90 			};
       
    91 
       
    92     public:  // Constructors and destructor
       
    93 		/**
       
    94         * Two-phased constructor.
       
    95         * NOTE: Encrypt will leave with KErrBadDescriptor if
       
    96         * valid Attribute Type has not setted.
       
    97         */
       
    98         IMPORT_C static CCMSSignerInfo* NewL();
       
    99 
       
   100         /**
       
   101         * Two-phased constructor.
       
   102         * Takes copy of the both type and values.
       
   103         * @param aCertificate		Used certificate
       
   104         * @param aMessageDigest	    Message Digest value
       
   105         */
       
   106         IMPORT_C static CCMSSignerInfo* NewL( const CCMSX509Certificate& aCertificate,
       
   107 											  const TDesC8& aMessageDigest );
       
   108 
       
   109 		/**
       
   110 		* Two-phased constructor.
       
   111 		* Takes copy of the both type and values.
       
   112 		* @param aCertificateUrl	Used certificate url
       
   113 		* @param aSubjectKeyID		Subject Key ID
       
   114 		* @param aMessageDigest	    Message Digest value
       
   115 		*/
       
   116 		IMPORT_C static CCMSSignerInfo* NewL( const TDesC8& aCertificateUrl,
       
   117 											  const TDesC8& aSubjectKeyID,
       
   118 								  			  const TDesC8& aMessageDigest );
       
   119         /**
       
   120         * Destructor.
       
   121         */
       
   122         virtual ~CCMSSignerInfo();
       
   123 
       
   124     public: // New functions
       
   125 
       
   126         /**
       
   127 		* Getter for Version
       
   128 		* @since 2,8
       
   129 		* @return Version number (1 or 3)
       
   130 		*/
       
   131 		IMPORT_C TInt CMSVersion() const;
       
   132 
       
   133 		/**
       
   134 		* Getter for IssuerAndSerialNumber
       
   135 		* This will be present when normal certificate is used
       
   136 		* @since 2,8
       
   137 		* @return IssuerAndSerialNumber or NULL if not present
       
   138 		*/
       
   139 		IMPORT_C const CCMSIssuerAndSerialNumber* IssuerAndSerialNumber() const;
       
   140 
       
   141 		/**
       
   142 		* Getter for SubjectKeyIdentifier
       
   143 		* This will be present only if certificate url is used
       
   144 		* @since 2,8
       
   145 		* @return SubjectKeyIdentifier or NULL if not present
       
   146 		*/
       
   147 		IMPORT_C const TDesC8* SubjectKeyIdentifier() const;
       
   148 
       
   149 		/**
       
   150 		* Getter for DigestAlgorithmIdentifier
       
   151 		* Default value is SHA-1
       
   152 		* @since 2,8
       
   153 		* @return DigestAlgorithmIdentifier in CX509AlgorithmIdentifier instance
       
   154 		*/
       
   155 		IMPORT_C const CCMSX509AlgorithmIdentifier& DigestAlgorithmIdentifier() const;
       
   156 
       
   157 		/**
       
   158 		* Getter for SignedAttributes
       
   159 		* @since 2,8
       
   160 		* @return SignedAttributes in pointer array
       
   161 		*/
       
   162 		IMPORT_C const CArrayPtrFlat<CCMSAttribute>& SignedAttributes() const;
       
   163 
       
   164         /**
       
   165          * Gets signedAttributes in encoded form, with SET OF tag instead of [0].
       
   166          * This data is supposed to be signed.
       
   167          * since 3.0
       
   168          * @return encoded form of signedAttributes, NULL if there are no signedAttributes
       
   169          */
       
   170         IMPORT_C HBufC8* SignedAttributesEncodedL() const;
       
   171         
       
   172 		/**
       
   173 		* Getter for SignatureAlgorithmIdentifier
       
   174 		* Default value is RSA
       
   175 		* @since 2,8
       
   176 		* @return SignatureAlgorithmIdentifier in CX509AlgorithmIdentifier instance
       
   177 		*/
       
   178 		IMPORT_C const CCMSX509AlgorithmIdentifier& SignatureAlgorithmIdentifier() const;
       
   179 
       
   180 		/**
       
   181 		* Getter for SignatureValue
       
   182 		* @since 2,8
       
   183 		* @return SignatureValue in TDesC8 reference
       
   184 		*/
       
   185 		IMPORT_C const TDesC8& SignatureValue() const;
       
   186 
       
   187 		/**
       
   188 		* Getter for UnsignedAttributes
       
   189 		*
       
   190 		* @since 2,8
       
   191 		* @return UnsignedAttributes in array
       
   192 		*/
       
   193 		IMPORT_C const CArrayPtrFlat<CCMSAttribute>& UnsignedAttributes() const;
       
   194 
       
   195         /**
       
   196 		* Setter for Certificate
       
   197 		*
       
   198 		* @since 2,8
       
   199 		* @param aCertificate certificate to be set
       
   200 		*/
       
   201 		IMPORT_C void SetCertificateL( const CCMSX509Certificate& aCertificate );
       
   202 
       
   203 		/**
       
   204 		* Getter for SubjectKeyIdentifier
       
   205 		* @since 2,8
       
   206 		* @param aCertificateUrl certificate url to be set
       
   207 		* @param aSubjectKeyIdentifier SubjectKeyIdentifier to be set
       
   208 		*/
       
   209 		IMPORT_C void SetCertificateUrlL( const TDesC8& aCertificateUrl,
       
   210 										  const TDesC8& aSubjectKeyIdentifier );
       
   211 
       
   212 		/**
       
   213 		* Setter for DigestAlgorithmIdentifier
       
   214 		* Transfers ownership
       
   215 		* @since 2,8
       
   216 		* @param aDigestAI Digest algorithm identifier to be set
       
   217 		*/
       
   218 		IMPORT_C void SetDigestAlgorithmIdentifier(
       
   219 						CCMSX509AlgorithmIdentifier& aDigestAI );
       
   220 
       
   221 		/**
       
   222 		* Setter for SignatureAlgorithmIdentifier
       
   223 		* Transfers ownership
       
   224 		* @since 2,8
       
   225 		* @param aSignatureAI Signature algorithm identifier to be set
       
   226 		*/
       
   227 		IMPORT_C void SetSignatureAlgorithmIdentifier(
       
   228 						CCMSX509AlgorithmIdentifier& aSignatureAI );
       
   229 
       
   230 		/**
       
   231 		* Setter for SignatureValue
       
   232 		* @since 2,8
       
   233 		* @param aSignatureValue Signature value to be set
       
   234 		*/
       
   235 		IMPORT_C void SetSignatureValueL( const TDesC8& aSignatureValue );
       
   236 
       
   237 
       
   238 		/**
       
   239 		 * Setter for Signed attributes
       
   240 		 * Support for ContentType, MessageDigest,
       
   241 		 * SigningTime and SigningCert
       
   242 		 * If some of the parameters are not wanted to add use KNullDesC or
       
   243 		 * KNullDesC8
       
   244 		 * @since 2,8
       
   245 		 * @param aContentType ContentType in OID form, e.g. "1.2.840.113549.1.7.1"
       
   246 		 * @param aMessageDigest Message Digest
       
   247 		 * @param aSigningTime In most cases current time
       
   248 		 * @param aCertHash Certificate hash
       
   249 		 */
       
   250 		IMPORT_C void SetSignedAttributesL( const TDesC& aContentType,
       
   251 											const TDesC8& aMessageDigest,
       
   252 											const TTime& aSigningTime,
       
   253 											const TDesC8* aCertHash );
       
   254 		/**
       
   255 		 * Setter for Unsigned attributes
       
   256 		 * Transfers ownership
       
   257 		 * @since 2,8
       
   258 		 * @param aUnsignedAttributes Array of attributes,
       
   259 		 *							  to be set in unsigned attributes.
       
   260 		 */
       
   261 		IMPORT_C void SetUnsignedAttributesL( CArrayPtrFlat<CCMSAttribute>&
       
   262 											  aUnsignedAttributes );
       
   263 
       
   264     public: // Functions from base classes
       
   265 
       
   266 	 	/**
       
   267         * From MCMSModule
       
   268         * @since 2.8
       
   269         * @param aRawData raw-data to be parsed in this instance
       
   270         */
       
   271         void DecodeL( const TDesC8& aRawData );
       
   272 
       
   273 	 	/**
       
   274         * From MCMSModule
       
   275         * @since 2.8
       
   276         * @return Returns ASN1 encoder and leaves it in CleanupStack
       
   277         */
       
   278         CASN1EncBase* EncoderLC() const;
       
   279 
       
   280     protected:  // New functions
       
   281 
       
   282 	   /**
       
   283         * Protected construction to allow derivation
       
   284         */
       
   285         IMPORT_C void ConstructL( const TDesC8& aCertificateUrl,
       
   286         						  const TDesC8& aSubjectKeyID,
       
   287 								  const TDesC8& aMessageDigest );
       
   288 
       
   289 		/**
       
   290         * Protected construction to allow derivation
       
   291         */
       
   292         IMPORT_C void ConstructL( const CCMSX509Certificate& aCertificate,
       
   293 								  const TDesC8& aMessageDigest );
       
   294         /**
       
   295         * C++ default constructor.
       
   296         */
       
   297         IMPORT_C CCMSSignerInfo();
       
   298 
       
   299         /**
       
   300          * Default construction
       
   301          */
       
   302         virtual void BaseConstructL( const TDesC8& aMessageDigest );
       
   303 
       
   304 	private: // New functions
       
   305 
       
   306 		/**
       
   307 		 * Decodes attributes to array
       
   308 		 */
       
   309 		void DecodeAttributesL( const TDesC8& aRawData,
       
   310 								CArrayPtrFlat<CCMSAttribute>* aAttributes );
       
   311 
       
   312 		/**
       
   313 		 * Creates certificate url attribute
       
   314 		 */
       
   315 		CCMSAttribute* CreateCertificateUrlLC( const TDesC8& aCertificateUrl );
       
   316 
       
   317     private:    // Data
       
   318 		// contains all members, owned
       
   319 		CSignerInfoData* iData;
       
   320 
       
   321 		// Reserved for extensions
       
   322 		MCMSSignerInfoExtension* iReserved;
       
   323     };
       
   324 
       
   325 #endif      // CCMSSignerInfo_H
       
   326 
       
   327 // End of File