1 files changed, 43 insertions, 0 deletions
diff --git a/Crypto/src/crypto/parameters/KeyParameter.cs b/Crypto/src/crypto/parameters/KeyParameter.cs
new file mode 100644
index 000000000..33dff96d7
--- /dev/null
+++ b/Crypto/src/crypto/parameters/KeyParameter.cs
@@ -0,0 +1,43 @@
+using System;
+
+using Org.BouncyCastle.Crypto;
+
+namespace Org.BouncyCastle.Crypto.Parameters
+{
+ public class KeyParameter
+ : ICipherParameters
+ {
+ private readonly byte[] key;
+
+ public KeyParameter(
+ byte[] key)
+ {
+ if (key == null)
+ throw new ArgumentNullException("key");
+
+ this.key = (byte[]) key.Clone();
+ }
+
+ public KeyParameter(
+ byte[] key,
+ int keyOff,
+ int keyLen)
+ {
+ if (key == null)
+ throw new ArgumentNullException("key");
+ if (keyOff < 0 || keyOff > key.Length)
+ throw new ArgumentOutOfRangeException("keyOff");
+ if (keyLen < 0 || (keyOff + keyLen) > key.Length)
+ throw new ArgumentOutOfRangeException("keyLen");
+
+ this.key = new byte[keyLen];
+ Array.Copy(key, keyOff, this.key, 0, keyLen);
+ }
+
+ public byte[] GetKey()
+ {
+ return (byte[]) key.Clone();
+ }
+ }
+
+}
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