huffman/huffman.h

changeset 76
6de6d9a64ebd
parent 8
8b697d30c49f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/huffman/huffman.h	Fri May 15 20:13:36 2015 +0300
@@ -0,0 +1,55 @@
+/*
+ * Replacement for older Skulltag Launcher Protocol's huffman.cpp
+ * 
+ * Copyright 2009 Timothy Landers
+ * email: code.vortexcortex@gmail.com
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+//Macro name kept for backwards compatibility.
+#ifndef __HUFFMAN_H__
+#define __HUFFMAN_H__
+
+#include "huffcodec.h"
+
+/** Creates and intitializes a HuffmanCodec Object. <br>
+ * Also arranges for HUFFMAN_Destruct() to be called upon termination. */
+void HUFFMAN_Construct();
+
+/** Releases resources allocated by the HuffmanCodec. */
+void HUFFMAN_Destruct();
+
+/** Applies Huffman encoding to a block of data. */
+void HUFFMAN_Encode(
+	unsigned char const * const inputBuffer,	/**< in: Pointer to start of data that is to be encoded. */
+	unsigned char * const outputBuffer,			/**< out: Pointer to destination buffer where encoded data will be stored. */
+	int const &inputBufferSize,					/**< in: Number of chars to read from inputBuffer. */
+	int *outputBufferSize						/**< in+out: Max chars to write into outputBuffer. Upon return holds the number of chars stored or 0 if an error occurs. */
+);
+
+/** Decodes a block of data that is Huffman encoded. */
+void HUFFMAN_Decode(
+	unsigned char const * const inputBuffer,	/**< in: Pointer to start of data that is to be decoded. */
+	unsigned char * const outputBuffer,			/**< out: Pointer to destination buffer where decoded data will be stored. */
+	int const &inputBufferSize,					/**< in: Number of chars to read from inputBuffer. */
+	int *outputBufferSize						/**< in+out: Max chars to write into outputBuffer. Upon return holds the number of chars stored or 0 if an error occurs. */
+);
+
+#endif // __HUFFMAN_H__

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