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/*
* $Id$
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
* blenloader readfile private function prototypes
*/
#ifndef READFILE_H
#define READFILE_H
#include "zlib.h"
struct OldNewMap;
struct MemFile;
struct bheadsort;
typedef struct FileData {
// linked list of BHeadN's
ListBase listbase;
int flags;
int eof;
int buffersize;
int seek;
int (*read)(struct FileData *filedata, void *buffer, int size);
// variables needed for reading from memory / stream
char *buffer;
// variables needed for reading from memfile (undo)
struct MemFile *memfile;
// variables needed for reading from file
int filedes;
gzFile gzfiledes;
// now only in use for library appending
char filename[FILE_MAXDIR+FILE_MAXFILE];
// variables needed for reading from stream
char headerdone;
int inbuffer;
// general reading variables
struct SDNA *filesdna;
struct SDNA *memsdna;
char *compflags;
int fileversion;
int id_name_offs; /* used to retrieve ID names from (bhead+1) */
struct OldNewMap *datamap;
struct OldNewMap *globmap;
struct OldNewMap *libmap;
struct OldNewMap *imamap;
struct bheadsort *bheadmap;
int tot_bheadmap;
ListBase mainlist;
/* ick ick, used to return
* data through streamglue.
*/
BlendFileData **bfd_r;
BlendReadError *error_r;
} FileData;
typedef struct BHeadN {
struct BHeadN *next, *prev;
struct BHead bhead;
} BHeadN;
#define FD_FLAGS_SWITCH_ENDIAN (1<<0)
#define FD_FLAGS_FILE_POINTSIZE_IS_4 (1<<1)
#define FD_FLAGS_POINTSIZE_DIFFERS (1<<2)
#define FD_FLAGS_FILE_OK (1<<3)
#define FD_FLAGS_NOT_MY_BUFFER (1<<4)
#define FD_FLAGS_NOT_MY_LIBMAP (1<<5)
#define SIZEOFBLENDERHEADER 12
/***/
struct Main;
void blo_join_main(ListBase *mainlist);
void blo_split_main(ListBase *mainlist, struct Main *main);
BlendFileData *blo_read_file_internal( FileData *fd, BlendReadError *error_r);
FileData *blo_openblenderfile( char *name, BlendReadError *error_r);
FileData *blo_openblendermemory( void *buffer, int buffersize, BlendReadError *error_r);
FileData *blo_openblendermemfile(struct MemFile *memfile, BlendReadError *error_r);
void blo_make_image_pointer_map(FileData *fd);
void blo_end_image_pointer_map(FileData *fd);
void blo_add_library_pointer_map(ListBase *mainlist, FileData *fd);
void blo_freefiledata( FileData *fd);
BHead *blo_firstbhead(FileData *fd);
BHead *blo_nextbhead(FileData *fd, BHead *thisblock);
BHead *blo_prevbhead(FileData *fd, BHead *thisblock);
char *bhead_id_name(FileData *fd, BHead *bhead);
#endif
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