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https://github.com/FWGS/xash3d-fwgs
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129 lines
3.1 KiB
C
129 lines
3.1 KiB
C
/*
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filesystem.h - engine FS
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Copyright (C) 2007 Uncle Mike
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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*/
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#ifndef FILESYSTEM_H
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#define FILESYSTEM_H
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/*
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========================================================================
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PAK FILES
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The .pak files are just a linear collapse of a directory tree
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========================================================================
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*/
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// header
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#define IDPACKV1HEADER (('K'<<24)+('C'<<16)+('A'<<8)+'P') // little-endian "PACK"
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#define MAX_FILES_IN_PACK 65536 // pak
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typedef struct
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{
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int ident;
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int dirofs;
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int dirlen;
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} dpackheader_t;
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typedef struct
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{
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char name[56]; // total 64 bytes
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int filepos;
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int filelen;
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} dpackfile_t;
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/*
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========================================================================
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.WAD archive format (WhereAllData - WAD)
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List of compressed files, that can be identify only by TYPE_*
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<format>
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header: dwadinfo_t[dwadinfo_t]
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file_1: byte[dwadinfo_t[num]->disksize]
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file_2: byte[dwadinfo_t[num]->disksize]
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file_3: byte[dwadinfo_t[num]->disksize]
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...
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file_n: byte[dwadinfo_t[num]->disksize]
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infotable dlumpinfo_t[dwadinfo_t->numlumps]
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========================================================================
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*/
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#define WAD3_NAMELEN 16
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#define HINT_NAMELEN 5 // e.g. _mask, _norm
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#define MAX_FILES_IN_WAD 65535 // real limit as above <2Gb size not a lumpcount
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#include "const.h"
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typedef struct
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{
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int ident; // should be WAD3
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int numlumps; // num files
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int infotableofs; // LUT offset
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} dwadinfo_t;
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typedef struct
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{
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int filepos; // file offset in WAD
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int disksize; // compressed or uncompressed
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int size; // uncompressed
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signed char type; // TYP_*
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signed char attribs; // file attribs
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char pad0;
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char pad1;
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char name[WAD3_NAMELEN]; // must be null terminated
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} dlumpinfo_t;
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#include "custom.h"
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/*
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========================================================================
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.HPK archive format (Hash PAK - HPK)
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List of compressed files, that can be identify only by TYPE_*
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<format>
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header: dwadinfo_t[dwadinfo_t]
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file_1: byte[dwadinfo_t[num]->disksize]
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file_2: byte[dwadinfo_t[num]->disksize]
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file_3: byte[dwadinfo_t[num]->disksize]
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...
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file_n: byte[dwadinfo_t[num]->disksize]
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infotable dlumpinfo_t[dwadinfo_t->numlumps]
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========================================================================
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*/
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#define IDHPAKHEADER (('K'<<24)+('A'<<16)+('P'<<8)+'H') // little-endian "HPAK"
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#define IDHPAK_VERSION 1
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typedef struct
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{
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int ident; // should be equal HPAK
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int version;
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int infotableofs;
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} hpak_header_t;
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typedef struct
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{
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resource_t resource;
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int filepos;
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int disksize;
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} hpak_lump_t;
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typedef struct
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{
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int count;
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hpak_lump_t *entries; // variable sized.
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} hpak_info_t;
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#endif//FILESYSTEM_H
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