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Packages/com.tivadar.best.http/Runtime/3rdParty/BouncyCastle/tls/crypto/TlsMac.cs

@@ -0,0 +1,48 @@
+#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
+#pragma warning disable
+using System;
+
+namespace Best.HTTP.SecureProtocol.Org.BouncyCastle.Tls.Crypto
+{
+    /// <summary>Interface for MAC services.</summary>
+    public interface TlsMac
+    {
+        /// <summary>Set the key to be used by the MAC implementation supporting this service.</summary>
+        /// <param name="key">array holding the MAC key.</param>
+        /// <param name="keyOff">offset into the array the key starts at.</param>
+        /// <param name="keyLen">length of the key in the array.</param>
+        void SetKey(byte[] key, int keyOff, int keyLen);
+
+#if NETCOREAPP2_1_OR_GREATER || NETSTANDARD2_1_OR_GREATER || UNITY_2021_2_OR_NEWER
+        void SetKey(ReadOnlySpan<byte> key);
+#endif
+
+        /// <summary>Update the MAC with the passed in input.</summary>
+        /// <param name="input">input array containing the data.</param>
+        /// <param name="inOff">offset into the input array the input starts at.</param>
+        /// <param name="length">the length of the input data.</param>
+        void Update(byte[] input, int inOff, int length);
+
+#if NETCOREAPP2_1_OR_GREATER || NETSTANDARD2_1_OR_GREATER || UNITY_2021_2_OR_NEWER
+        void Update(ReadOnlySpan<byte> input);
+#endif
+
+        /// <summary>Return calculated MAC for any input passed in.</summary>
+        /// <returns>the MAC value.</returns>
+        byte[] CalculateMac();
+
+        /// <summary>Write the calculated MAC to an output buffer.</summary>
+        /// <param name="output">output array to write the MAC to.</param>
+        /// <param name="outOff">offset into the output array to write the MAC to.</param>
+        void CalculateMac(byte[] output, int outOff);
+
+        /// <summary>Return the length of the MAC generated by this service.</summary>
+        /// <returns>the MAC length.</returns>
+        int MacLength { get; }
+
+        /// <summary>Reset the MAC underlying this service.</summary>
+        void Reset();
+    }
+}
+#pragma warning restore
+#endif