reactos/drivers/filesystems/fs_rec/btrfs.h

32 lines
888 B
C
Raw Normal View History

/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS File System Recognizer
* FILE: drivers/filesystems/fs_rec/btrfs.h
* PURPOSE: BTRFS Header File
* PROGRAMMER: Peter Hater
* Pierre Schweitzer (pierre@reactos.org)
*/
#include <pshpack1.h>
typedef struct {
UINT8 uuid[16];
} BTRFS_UUID;
typedef struct _BTRFS_SUPER_BLOCK {
UINT8 checksum[32];
BTRFS_UUID uuid;
UINT64 sb_phys_addr;
UINT64 flags;
UINT64 magic;
// Partial
} BTRFS_SUPER_BLOCK, *PBTRFS_SUPER_BLOCK;
#include <poppack.h>
C_ASSERT(FIELD_OFFSET(BTRFS_SUPER_BLOCK, uuid) == 0x20);
C_ASSERT(FIELD_OFFSET(BTRFS_SUPER_BLOCK, sb_phys_addr) == 0x30);
C_ASSERT(FIELD_OFFSET(BTRFS_SUPER_BLOCK, magic) == 0x40);
#define BTRFS_MAGIC 0x4d5f53665248425f
#define BTRFS_SB_OFFSET 0x10000
#define BTRFS_SB_SIZE 0x1000