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1 /*
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2 * DMLib
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3 * -- PACK-file routines
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4 * Programmed and designed by Matti 'ccr' Hamalainen
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5 * (C) Copyright 2011 Tecnic Software productions (TNSP)
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6 */
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7 #ifndef DMPACK_H
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8 #define DMPACK_H
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9 #include "dmlib.h"
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10
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11
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12 #define DPACK_IDENT "TNSPDPCK" // Magic ident
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13 #define DPACK_VERSION (0x0120) // Version
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14 #define DPACK_TMPSIZE (128 * 1024)
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15
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16
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17 typedef struct _DMPackEntry
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18 {
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19 char filename[DMRES_NAME_LEN];
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20 Uint32 size; // Size (UNCOMPRESSED)
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21 Uint32 offset; // Offset in pack file
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22 Uint32 length; // (Compressed) data length
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23
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24 Uint32 resFlags; // Resource flags (used by resource handler)
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25
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26 Uint32 privFlags; // Private flags
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27
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28 struct _DMPackEntry *next, *prev;
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29 } DMPackEntry;
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30
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31
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32 typedef struct
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33 {
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34 DMPackEntry *entries;
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35 char * filename; // Filename & path
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36 FILE * file; // File
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37 } DMPackFile;
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38
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39
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40 typedef struct
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41 {
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42 char ident[8]; // Magic identifier
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43 Uint16 version; // Version
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44 Uint32 dirEntries; // Number of entries
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45 Uint32 dirOffset; // Offset of the directory
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46 } DMPackFileHeader;
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47
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48
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49 DMPackEntry * dm_pack_entry_new();
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50 void dm_pack_entry_free(DMPackEntry *);
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51 void dm_pack_entry_insert(DMPackEntry **, DMPackEntry *);
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52 void dm_pack_entry_delete(DMPackEntry **, DMPackEntry *);
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53
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54 DMPackEntry * dm_pack_find(DMPackEntry *list, const char *filename);
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55
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56 int dm_pack_open(const char *, DMPackFile **, BOOL);
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57 int dm_pack_close(DMPackFile *);
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58 int dm_pack_read(DMPackFile *, const char *, Uint8 **, size_t *);
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59
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60
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61 #endif // DMPACK_H
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