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BLO_undofile.h « blenloader « blender « source - git.blender.org/blender.git - Unnamed repository; edit this file 'description' to name the repository.
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/*
 * 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.
 * external writefile function prototypes
 */

#ifndef __BLO_UNDOFILE_H__
#define __BLO_UNDOFILE_H__

/** \file
 * \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__ */