tornavis/source/blender/blenloader/BLO_undofile.h

73 lines
2.1 KiB
C

/*
* ***** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2004 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
* external writefile function prototypes
*/
#ifndef __BLO_UNDOFILE_H__
#define __BLO_UNDOFILE_H__
/** \file BLO_undofile.h
* \ingroup blenloader
*/
struct Scene;
typedef struct {
void *next, *prev;
const char *buf;
/** Size in bytes. */
unsigned int size;
/** When true, this chunk doesn't own the memory, it's shared with a previous #MemFileChunk */
bool is_identical;
} MemFileChunk;
typedef struct MemFile {
ListBase chunks;
size_t size;
} MemFile;
typedef struct MemFileUndoData {
char filename[1024]; /* FILE_MAX */
MemFile memfile;
size_t undo_size;
} MemFileUndoData;
/* actually only used writefile.c */
extern void memfile_chunk_add(
MemFile *memfile, const char *buf, unsigned int size,
MemFileChunk **compchunk_step);
/* exports */
extern void BLO_memfile_free(MemFile *memfile);
extern void BLO_memfile_merge(MemFile *first, MemFile *second);
/* utilities */
extern struct Main *BLO_memfile_main_get(struct MemFile *memfile, struct Main *bmain, struct Scene **r_scene);
extern bool BLO_memfile_write_file(struct MemFile *memfile, const char *filename);
#endif /* __BLO_UNDOFILE_H__ */