Implement payload compression

tools/lz/lz.h

@@ -0,0 +1,61 @@
+// 
+// Name:        lz.h
+// Author:      Marcus Geelnard
+// Description: LZ77 coder/decoder interface.
+// Reentrant:   Yes
+// ------------------------------------------------------------------------
+// $ATH_LICENSE_NULL$
+// Copyright (c) 2003-2006 Marcus Geelnard
+// 
+// This software is provided 'as-is', without any express or implied
+// warranty. In no event will the authors be held liable for any damages
+// arising from the use of this software.
+// 
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it
+// freely, subject to the following restrictions:
+// 
+// 1. The origin of this software must not be misrepresented; you must not
+//    claim that you wrote the original software. If you use this software
+//    in a product, an acknowledgment in the product documentation would
+//    be appreciated but is not required.
+// 
+// 2. Altered source versions must be plainly marked as such, and must not
+//    be misrepresented as being the original software.
+// 
+// 3. This notice may not be removed or altered from any source
+//    distribution.
+// 
+// Marcus Geelnard
+// marcus.geelnard at home.se
+// 
+
+//
+// This file has been altered from the original version.
+//
+
+#ifndef _lz_h_
+#define _lz_h_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*************************************************************************
+* Function prototypes
+*************************************************************************/
+
+int LZ_Compress( unsigned char *in, unsigned char *out,
+                 unsigned int insize );
+int LZ_CompressFast( unsigned char *in, unsigned char *out,
+                     unsigned int insize, unsigned int *work );
+int LZ_Uncompress( unsigned char *in, unsigned char *out,
+                    unsigned int insize );
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _lz_h_ */