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1 /* |
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2 * Replacement for older Skulltag Launcher Protocol's huffman.cpp |
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3 * |
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4 * Copyright 2009 Timothy Landers |
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5 * email: code.vortexcortex@gmail.com |
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6 * |
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7 * Permission is hereby granted, free of charge, to any person obtaining a copy |
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8 * of this software and associated documentation files (the "Software"), to deal |
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9 * in the Software without restriction, including without limitation the rights |
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10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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11 * copies of the Software, and to permit persons to whom the Software is |
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12 * furnished to do so, subject to the following conditions: |
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13 * |
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14 * The above copyright notice and this permission notice shall be included in |
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15 * all copies or substantial portions of the Software. |
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16 * |
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17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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23 * THE SOFTWARE. |
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24 */ |
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25 |
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26 //Macro name kept for backwards compatibility. |
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27 #ifndef __HUFFMAN_H__ |
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28 #define __HUFFMAN_H__ |
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29 |
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30 #include "huffcodec.h" |
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31 |
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32 /** Creates and intitializes a HuffmanCodec Object. <br> |
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33 * Also arranges for HUFFMAN_Destruct() to be called upon termination. */ |
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34 void HUFFMAN_Construct(); |
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35 |
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36 /** Releases resources allocated by the HuffmanCodec. */ |
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37 void HUFFMAN_Destruct(); |
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38 |
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39 /** Applies Huffman encoding to a block of data. */ |
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40 void HUFFMAN_Encode( |
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41 unsigned char const * const inputBuffer, /**< in: Pointer to start of data that is to be encoded. */ |
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42 unsigned char * const outputBuffer, /**< out: Pointer to destination buffer where encoded data will be stored. */ |
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43 int const &inputBufferSize, /**< in: Number of chars to read from inputBuffer. */ |
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44 int *outputBufferSize /**< in+out: Max chars to write into outputBuffer. Upon return holds the number of chars stored or 0 if an error occurs. */ |
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45 ); |
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46 |
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47 /** Decodes a block of data that is Huffman encoded. */ |
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48 void HUFFMAN_Decode( |
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49 unsigned char const * const inputBuffer, /**< in: Pointer to start of data that is to be decoded. */ |
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50 unsigned char * const outputBuffer, /**< out: Pointer to destination buffer where decoded data will be stored. */ |
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51 int const &inputBufferSize, /**< in: Number of chars to read from inputBuffer. */ |
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52 int *outputBufferSize /**< in+out: Max chars to write into outputBuffer. Upon return holds the number of chars stored or 0 if an error occurs. */ |
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53 ); |
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54 |
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55 #endif // __HUFFMAN_H__ |