StrongNamePublicKeyBlob.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Security / Permissions / StrongNamePublicKeyBlob.cs / 1305376 / StrongNamePublicKeyBlob.cs
                        

                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
// StrongNamePublicKeyBlob.cs
// 
// [....] 
//
 
namespace System.Security.Permissions
{
    using System;
    using System.Security.Util; 
    using System.Diagnostics.Contracts;
 
    [System.Runtime.InteropServices.ComVisible(true)] 
    [Serializable] sealed public class StrongNamePublicKeyBlob
    { 
        internal byte[] PublicKey;

        internal StrongNamePublicKeyBlob()
        { 
        }
 
        public StrongNamePublicKeyBlob( byte[] publicKey ) 
        {
            if (publicKey == null) 
                throw new ArgumentNullException( "PublicKey" );
            Contract.EndContractBlock();

            this.PublicKey = new byte[publicKey.Length]; 
            Array.Copy( publicKey, 0, this.PublicKey, 0, publicKey.Length );
        } 
 
        internal StrongNamePublicKeyBlob( String publicKey )
        { 
            this.PublicKey = Hex.DecodeHexString( publicKey );
        }

        private static bool CompareArrays( byte[] first, byte[] second ) 
        {
            if (first.Length != second.Length) 
            { 
                return false;
            } 

            int count = first.Length;
            for (int i = 0; i < count; ++i)
            { 
                if (first[i] != second[i])
                    return false; 
            } 

            return true; 
        }


        internal bool Equals( StrongNamePublicKeyBlob blob ) 
        {
            if (blob == null) 
                return false; 
            else
                return CompareArrays( this.PublicKey, blob.PublicKey ); 
        }

        public override bool Equals( Object obj )
        { 
            if (obj == null || !(obj is StrongNamePublicKeyBlob))
                return false; 
 
            return this.Equals( (StrongNamePublicKeyBlob)obj );
        } 

        static private int GetByteArrayHashCode( byte[] baData )
        {
            if (baData == null) 
                return 0;
 
            int accumulator = 0; 

            for (int i = 0; i < baData.Length; ++i) 
            {
                accumulator = (accumulator << 8) ^ (int)baData[i] ^ (accumulator >> 24);
            }
 
            return accumulator;
        } 
 
        public override int GetHashCode()
        { 
            return GetByteArrayHashCode( PublicKey );
        }

        public override String ToString() 
        {
            return Hex.EncodeHexString( PublicKey ); 
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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