* Copyright 2008, François Revol <revol@free.fr>.
* All rights reserved. Distributed under the terms of the MIT License.
*/
#ifndef _BOOT_FILE_MAP_DISK_H
#define _BOOT_FILE_MAP_DISK_H
#include <boot/vfs.h>
#include <boot/partitions.h>
#define FMAP_FOLDER_NAME "BEOS"
#define FMAP_IMAGE_NAME "IMAGE.BE"
#define FMAP_MAX_RUNS 128
struct file_map_run {
off_t offset;
off_t block;
off_t len;
};
struct file_map_boot_item {
int32 block_size;
int32 num_runs;
struct file_map_run runs[FMAP_MAX_RUNS];
};
#ifdef _BOOT_MODE
class FileMap {
public:
FileMap();
~FileMap();
void AddRun(off_t offset, off_t block, off_t len);
private:
struct file_map_run fRuns[FMAP_MAX_RUNS];
};
class FileMapDisk : public Node {
public:
FileMapDisk();
virtual ~FileMapDisk();
status_t Init(Node *node);
virtual status_t Open(void **_cookie, int mode);
virtual status_t Close(void *cookie);
virtual ssize_t ReadAt(void *cookie, off_t pos, void *buffer,
size_t bufferSize);
virtual ssize_t WriteAt(void *cookie, off_t pos, const void *buffer,
size_t bufferSize);
virtual status_t GetName(char *nameBuffer, size_t bufferSize) const;
virtual status_t GetFileMap(struct file_map_run *runs, int32 *count);
virtual off_t Size() const;
static FileMapDisk *FindAnyFileMapDisk(Directory *volume);
status_t RegisterFileMapBootItem();
private:
Node *fNode;
Partition *fPartition;
FileMap *fMap;
off_t fImageSize;
*/
};
#endif
#endif
