Patch #2969 - Doom! Currently only working on the H300.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9312 a1c6a512-1295-4272-9138-f99709370657

apps/plugins/doom/w_wad.h

@@ -0,0 +1,164 @@
+/* Emacs style mode select   -*- C++ -*-
+ *-----------------------------------------------------------------------------
+ *
+ *
+ *  PrBoom a Doom port merged with LxDoom and LSDLDoom
+ *  based on BOOM, a modified and improved DOOM engine
+ *  Copyright (C) 1999 by
+ *  id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
+ *  Copyright (C) 1999-2000 by
+ *  Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version 2
+ *  of the License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ *  02111-1307, USA.
+ *
+ * DESCRIPTION:
+ *      WAD I/O functions.
+ *
+ *-----------------------------------------------------------------------------*/
+
+
+#ifndef __W_WAD__
+#define __W_WAD__
+
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+#include "m_fixed.h"
+
+//
+// TYPES
+//
+
+typedef struct
+{
+   char identification[4];                  // Should be "IWAD" or "PWAD".
+   int  numlumps;
+   int  infotableofs;
+} wadinfo_t;
+
+typedef struct
+{
+   int  filepos;
+   int  size;
+   char name[8];
+} filelump_t;
+
+#ifndef ALL_IN_ONE
+
+// NO_PREDEFINED_LUMPS causes none of the predefined lumps in info.c to be
+// included, and removes all extra code which is only there for them
+// Saves a little memory normally, lots if any were overridden, and makes
+// the executable smaller
+#define NO_PREDEFINED_LUMPS
+
+#endif
+
+//
+// WADFILE I/O related stuff.
+//
+
+// CPhipps - defined enum in wider scope
+// Ty 08/29/98 - add source field to identify where this lump came from
+typedef enum {
+   // CPhipps - define elements in order of 'how new/unusual'
+   source_iwad=0,    // iwad file load
+   source_pre,       // predefined lump
+   source_auto_load, // lump auto-loaded by config file
+   source_pwad,      // pwad file load
+   source_lmp,       // lmp file load
+   source_net        // CPhipps
+} wad_source_t;
+
+typedef struct
+{
+   // WARNING: order of some fields important (see info.c).
+
+   char  name[8];
+   int   size;
+#ifndef NO_PREDEFINED_LUMPS
+   const void *data;     // killough 1/31/98: points to predefined lump data
+#endif
+
+   // killough 1/31/98: hash table fields, used for ultra-fast hash table lookup
+   int index, next;
+
+   // killough 4/17/98: namespace tags, to prevent conflicts between resources
+   enum {
+      ns_global=0,
+      ns_sprites,
+      ns_flats,
+      ns_colormaps
+   } namespace;
+
+   int handle;
+   int position;
+   unsigned int locks; // CPhipps - wad lump locking
+   wad_source_t source;
+} lumpinfo_t;
+
+// killough 1/31/98: predefined lumps
+extern const size_t num_predefined_lumps;
+extern const lumpinfo_t predefined_lumps[];
+
+extern void       **lumpcache;
+extern lumpinfo_t *lumpinfo;
+extern int        numlumps;
+
+// CPhipps - changed wad init
+// We _must_ have the wadfiles[] the same as those actually loaded, so there
+// is no point having these separate entities. This belongs here.
+struct wadfile_info {
+   const char* name;
+   wad_source_t src;
+};
+
+extern struct wadfile_info *wadfiles;
+
+extern size_t numwadfiles; // CPhipps - size of the wadfiles array
+
+void W_Init(void); // CPhipps - uses the above array
+
+// killough 4/17/98: if W_CheckNumForName() called with only
+// one argument, pass ns_global as the default namespace
+
+#define W_CheckNumForName(name) (W_CheckNumForName)(name, ns_global)
+int     (W_CheckNumForName)(const char* name, int);   // killough 4/17/98
+int     W_GetNumForName (const char* name);
+int     W_LumpLength (int lump);
+void    W_ReadLump (int lump, void *dest);
+// CPhipps - modified for 'new' lump locking
+void* W_CacheLumpNum (int lump, unsigned short locks);
+void    W_UnlockLumpNum(int lump, signed short unlocks);
+
+/* cph - special version to return lump with padding, for sound lumps */
+void * W_CacheLumpNumPadded(int lump, size_t len, unsigned char pad);
+
+// CPhipps - convenience macros
+#define W_CacheLumpNum(num) (W_CacheLumpNum)((num),1)
+#define W_CacheLumpName(name) W_CacheLumpNum (W_GetNumForName(name))
+
+#define W_UnlockLumpNum(num) (W_UnlockLumpNum)((num),1)
+#define W_UnlockLumpName(name) W_UnlockLumpNum (W_GetNumForName(name))
+
+char *AddDefaultExtension(char *, const char *);  // killough 1/18/98
+void ExtractFileBase(const char *, char *);       // killough
+unsigned W_LumpNameHash(const char *s);           // killough 1/31/98
+
+// Function to write all predefined lumps to a PWAD if requested
+extern void WritePredefinedLumpWad(const char *filename); // jff 5/6/98
+
+#endif