undofile.cc File Reference

#include <cerrno>
#include <cmath>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <fcntl.h>
#include <unistd.h>
#include "MEM_guardedalloc.h"
#include "DNA_listBase.h"
#include "BLI_blenlib.h"
#include "BLI_implicit_sharing.hh"
#include "BLO_readfile.hh"
#include "BLO_undofile.hh"
#include "BKE_lib_id.hh"
#include "BKE_main.hh"
#include "BKE_undo_system.hh"
#include "BLI_strict_flags.h"

Go to the source code of this file.

Functions
void	BLO_memfile_free (MemFile *memfile)
void	BLO_memfile_merge (MemFile *first, MemFile *second)
void	BLO_memfile_clear_future (MemFile *memfile)
void	BLO_memfile_write_init (MemFileWriteData *mem_data, MemFile *written_memfile, MemFile *reference_memfile)
void	BLO_memfile_write_finalize (MemFileWriteData *mem_data)
void	BLO_memfile_chunk_add (MemFileWriteData *mem_data, const char *buf, size_t size)
Main *	BLO_memfile_main_get (MemFile *memfile, Main *bmain, Scene **r_scene)
static int64_t	undo_read (FileReader *reader, void *buffer, size_t size)
static void	undo_close (FileReader *reader)
FileReader *	BLO_memfile_new_filereader (MemFile *memfile, int undo_direction)

Function Documentation

BLO_memfile_chunk_add()

void BLO_memfile_chunk_add	(	MemFileWriteData *	mem_data,
		const char *	buf,
		size_t	size )

Definition at line 131 of file undofile.cc.

References BLI_addtail(), MemFileChunk::buf, MemFile::chunks, MemFileWriteData::current_id_session_uid, MemFileChunk::id_session_uid, MemFileChunk::is_identical, MemFileChunk::is_identical_future, MEM_mallocN, MemFileChunk::next, MemFileWriteData::reference_current_chunk, MemFile::size, MemFileChunk::size, size(), and MemFileWriteData::written_memfile.

Referenced by writedata_do_write().

BLO_memfile_clear_future()

void BLO_memfile_clear_future

(

MemFile *

memfile

)

Clear is_identical_future before adding next memfile.

Definition at line 93 of file undofile.cc.

References MemFile::chunks, and LISTBASE_FOREACH.

Referenced by BKE_memfile_undo_encode().

BLO_memfile_free()

void BLO_memfile_free

(

MemFile *

memfile

)

Not memfile itself.

Definition at line 41 of file undofile.cc.

References BLI_pophead(), MemFile::chunks, MEM_freeN(), MemFile::shared_storage, and MemFile::size.

Referenced by BKE_memfile_undo_free(), and BLO_memfile_merge().

BLO_memfile_main_get()

Main * BLO_memfile_main_get	(	MemFile *	memfile,
		Main *	bmain,
		Scene **	r_scene )

Definition at line 170 of file undofile.cc.

References BKE_main_blendfile_path(), BLO_read_from_memfile(), BlendFileData::curscene, BlendFileData::main, and MEM_freeN().

BLO_memfile_merge()

void BLO_memfile_merge	(	MemFile *	first,
		MemFile *	second )

Result is that 'first' is being freed. To keep the MemFile linked list of consistent, first is always first in list.

Definition at line 62 of file undofile.cc.

References blender::Map< Key, Value, InlineBufferCapacity, ProbingStrategy, Hash, IsEqual, Slot, Allocator >::add(), BLI_assert, BLO_memfile_free(), MemFile::chunks, LISTBASE_FOREACH, and blender::Map< Key, Value, InlineBufferCapacity, ProbingStrategy, Hash, IsEqual, Slot, Allocator >::lookup_default().

Referenced by memfile_undosys_step_free().

BLO_memfile_new_filereader()

FileReader * BLO_memfile_new_filereader	(	MemFile *	memfile,
		int	undo_direction )

Definition at line 269 of file undofile.cc.

References FileReader::close, MEM_callocN, UndoReader::memfile, FileReader::read, UndoReader::reader, FileReader::seek, undo_close(), UndoReader::undo_direction, and undo_read().

Referenced by blo_filedata_from_memfile().

BLO_memfile_write_finalize()

void BLO_memfile_write_finalize

(

MemFileWriteData *

mem_data

)

Definition at line 126 of file undofile.cc.

References blender::Map< Key, Value, InlineBufferCapacity, ProbingStrategy, Hash, IsEqual, Slot, Allocator >::clear_and_shrink(), and MemFileWriteData::id_session_uid_mapping.

Referenced by mywrite_end().

BLO_memfile_write_init()

void BLO_memfile_write_init	(	MemFileWriteData *	mem_data,
		MemFile *	written_memfile,
		MemFile *	reference_memfile )

Definition at line 100 of file undofile.cc.

References blender::Map< Key, Value, InlineBufferCapacity, ProbingStrategy, Hash, IsEqual, Slot, Allocator >::add_new(), MemFile::chunks, ELEM, ListBase::first, MemFileWriteData::id_session_uid_mapping, LISTBASE_FOREACH, MAIN_ID_SESSION_UID_UNSET, MemFileWriteData::reference_current_chunk, MemFileWriteData::reference_memfile, and MemFileWriteData::written_memfile.

Referenced by mywrite_begin().

undo_close()

static void undo_close ( FileReader * reader )

static

Definition at line 264 of file undofile.cc.

References MEM_freeN().

Referenced by BLO_memfile_new_filereader().

undo_read()

static int64_t undo_read ( FileReader * reader, void * buffer, size_t size )

static

Definition at line 189 of file undofile.cc.

References MemFileChunk::buf, MemFile::chunks, ListBase::first, MemFileChunk::is_identical, MemFileChunk::is_identical_future, UndoReader::memchunk_identical, UndoReader::memfile, MemFileChunk::next, FileReader::offset, POINTER_OFFSET, printf, UndoReader::reader, MemFileChunk::size, SIZE_MAX, STEP_REDO, and UndoReader::undo_direction.

Referenced by BLO_memfile_new_filereader().