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43 lines
1.3 KiB
43 lines
1.3 KiB
namespace com.hitrust.b2b.Security.Cryptography
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{
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using System;
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using System.Security.Cryptography;
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public sealed class ARCFourManaged : RC4
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{
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private bool m_IsDisposed = false;
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public override ICryptoTransform CreateDecryptor(byte[] rgbKey, byte[] rgbIV)
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{
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if (this.m_IsDisposed)
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{
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throw new ObjectDisposedException(base.GetType().FullName);
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}
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if (rgbKey == null)
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{
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throw new ArgumentNullException("Key is a null reference.");
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}
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if ((rgbKey.Length == 0) || (rgbKey.Length > 0x100))
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{
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throw new CryptographicException("Invalid Key.");
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}
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if ((rgbIV != null) && (rgbIV.Length > 1))
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{
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throw new CryptographicException("Invalid Initialization Vector.");
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}
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return new ARCFourManagedTransform(rgbKey);
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}
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public override ICryptoTransform CreateEncryptor(byte[] rgbKey, byte[] rgbIV)
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{
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return this.CreateDecryptor(rgbKey, rgbIV);
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}
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protected override void Dispose(bool disposing)
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{
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base.Dispose(true);
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this.m_IsDisposed = true;
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}
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}
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}
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