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annotate src/dmzlib.h @ 997:cd0e0270e1ce

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Cosmetics.
author Matti Hamalainen <ccr@tnsp.org>
date Sun, 01 Mar 2015 02:58:53 +0200
parents 6c33c92de066
children 36add4215cdd
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1 /*
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2 * DMLib
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3 * -- ZLib implementation
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4 * Public domain zlib decode v0.2 by Sean Barrett 2006-11-18
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5 * Modified and reformatted for DMLib by Matti 'ccr' Hamalainen
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6 */
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7 #ifndef DMZLIB_H
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8 #define DMZLIB_H
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9
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10 #include "dmlib.h"
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11
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12 #ifdef __cplusplus
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13 extern "C" {
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14 #endif
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15
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16
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17 #define STBI__ZFAST_BITS 9 // accelerate all cases in default tables
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18 #define STBI__ZFAST_SIZE (1 << STBI__ZFAST_BITS)
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19 #define STBI__ZFAST_MASK (STBI__ZFAST_SIZE - 1)
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20
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21
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22 typedef struct
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23 {
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24 Uint16 fast[STBI__ZFAST_SIZE];
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25 Uint16 firstCode[16];
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26 int maxCode[17];
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27 Uint16 firstSymbol[16];
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28 Uint8 size[288];
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29 Uint16 value[288];
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30 } DMZHuffmanContext;
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31
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32
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33 typedef struct
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34 {
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35 Uint8 *zbuffer, *zbufferEnd;
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36
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37 int numBits;
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38 Uint32 codeBuffer;
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39
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40 Uint8 *zout, *zoutStart, *zoutEnd;
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41 BOOL expandable;
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42
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43 DMZHuffmanContext zlength, zdistance;
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44 } DMZLibContext;
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45
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46
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47 void dmZLibInit();
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48 int dmZLibParseHeader(DMZLibContext * ctx, BOOL checkPNG);
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49 int dmZLibDecode(DMZLibContext * ctx);
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50
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51
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52 #ifdef __cplusplus
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53 }
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54 #endif
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55
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56 #endif // DMZLIB_H