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146 lines
4.3 KiB
C++
146 lines
4.3 KiB
C++
/* Emacs style mode select -*- C++ -*-
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*-----------------------------------------------------------------------------
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*
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*
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* PrBoom: a Doom port merged with LxDoom and LSDLDoom
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* based on BOOM, a modified and improved DOOM engine
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* Copyright (C) 1999 by
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* id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
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* Copyright (C) 1999-2000 by
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* Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
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* Copyright 2005, 2006 by
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* Florian Schulze, Colin Phipps, Neil Stevens, Andrey Budko
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* DESCRIPTION:
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* WAD I/O functions.
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*
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*-----------------------------------------------------------------------------*/
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#ifndef __W_WAD__
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#define __W_WAD__
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#ifdef __GNUG__
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#pragma interface
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#endif
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//
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// TYPES
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//
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typedef struct
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{
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char identification[4]; // Should be "IWAD" or "PWAD".
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int numlumps;
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int infotableofs;
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} wadinfo_t;
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typedef struct
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{
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int filepos;
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int size;
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char name[8];
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} filelump_t;
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//
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// WADFILE I/O related stuff.
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//
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// CPhipps - defined enum in wider scope
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// Ty 08/29/98 - add source field to identify where this lump came from
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typedef enum {
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// CPhipps - define elements in order of 'how new/unusual'
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source_iwad=0, // iwad file load
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source_pre, // predefined lump
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source_auto_load, // lump auto-loaded by config file
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source_pwad, // pwad file load
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source_lmp, // lmp file load
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source_net // CPhipps
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} wad_source_t;
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// CPhipps - changed wad init
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// We _must_ have the wadfiles[] the same as those actually loaded, so there
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// is no point having these separate entities. This belongs here.
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typedef struct {
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const char* name;
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wad_source_t src;
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int handle;
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} wadfile_info_t;
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extern wadfile_info_t *wadfiles;
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extern size_t numwadfiles; // CPhipps - size of the wadfiles array
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void W_Init(void); // CPhipps - uses the above array
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void W_ReleaseAllWads(void); // Proff - Added for iwad switching
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void W_InitCache(void);
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void W_DoneCache(void);
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typedef struct
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{
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// WARNING: order of some fields important (see info.c).
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char name[9];
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int size;
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// killough 1/31/98: hash table fields, used for ultra-fast hash table lookup
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int index, next;
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// killough 4/17/98: namespace tags, to prevent conflicts between resources
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enum {
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ns_global=0,
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ns_sprites,
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ns_flats,
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ns_colormaps,
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ns_prboom
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} li_namespace; // haleyjd 05/21/02: renamed from "namespace"
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wadfile_info_t *wadfile;
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int position;
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wad_source_t source;
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} lumpinfo_t;
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extern lumpinfo_t *lumpinfo;
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extern int numlumps;
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// killough 4/17/98: if W_CheckNumForName() called with only
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// one argument, pass ns_global as the default namespace
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#define W_CheckNumForName(name) (W_CheckNumForName)(name, ns_global)
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int (W_CheckNumForName)(const char* name, int); // killough 4/17/98
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int W_GetNumForName (const char* name);
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int W_LumpLength (int lump);
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void W_ReadLump (int lump, void *dest);
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// CPhipps - modified for 'new' lump locking
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const void* W_CacheLumpNum (int lump);
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const void* W_LockLumpNum(int lump);
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void W_UnlockLumpNum(int lump);
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// CPhipps - convenience macros
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//#define W_CacheLumpNum(num) (W_CacheLumpNum)((num),1)
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#define W_CacheLumpName(name) W_CacheLumpNum (W_GetNumForName(name))
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//#define W_UnlockLumpNum(num) (W_UnlockLumpNum)((num),1)
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#define W_UnlockLumpName(name) W_UnlockLumpNum (W_GetNumForName(name))
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char *AddDefaultExtension(char *, const char *); // killough 1/18/98
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void ExtractFileBase(const char *, char *); // killough
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unsigned W_LumpNameHash(const char *s); // killough 1/31/98
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void W_HashLumps(void); // cph 2001/07/07 - made public
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#endif
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