1 files changed, 40 insertions, 0 deletions
diff --git a/SevenZip/sdk/Compress/LZ/IMatchFinder.cs b/SevenZip/sdk/Compress/LZ/IMatchFinder.cs
new file mode 100644
index 00000000..d7a792c9
--- /dev/null
+++ b/SevenZip/sdk/Compress/LZ/IMatchFinder.cs
@@ -0,0 +1,40 @@
+/*  This file is part of SevenZipSharp.
+
+    SevenZipSharp is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    SevenZipSharp is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with SevenZipSharp.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+using System;
+using System.IO;
+
+namespace SevenZip.Sdk.Compression.LZ
+{
+    internal interface IInWindowStream
+    {
+        void SetStream(Stream inStream);
+        void Init();
+        void ReleaseStream();
+        Byte GetIndexByte(Int32 index);
+        UInt32 GetMatchLen(Int32 index, UInt32 distance, UInt32 limit);
+        UInt32 GetNumAvailableBytes();
+    }
+
+    internal interface IMatchFinder : IInWindowStream
+    {
+        void Create(UInt32 historySize, UInt32 keepAddBufferBefore,
+                    UInt32 matchMaxLen, UInt32 keepAddBufferAfter);
+
+        UInt32 GetMatches(UInt32[] distances);
+        void Skip(UInt32 num);
+    }
+}
+\ No newline at end of file