The metadata for a block group in ext2. More...

#include <ext2.h>

Public Attributes
uint32_t	block_usage_bitmap
	The block address of the block usage bitmap.

uint32_t	block_inode_bitmap
	The block address of the inode usage bitmap.

uint32_t	inode_table_address
	The starting block address of the inode table.

uint16_t	free_blocks
	How many free blocks are in this block group.

uint16_t	free_inodes
	How many free inodes are in this block group.

uint16_t	directory_count
	How many directories are in this block group.

uint8_t	free [14]
	Reserved for future expansion.

Detailed Description

The metadata for a block group in ext2.

Definition at line 155 of file ext2.h.

Member Data Documentation

uint32_t MaxOS::filesystem::format::ext2::BlockGroupDescriptor::block_inode_bitmap

The block address of the inode usage bitmap.

Definition at line 157 of file ext2.h.

uint32_t MaxOS::filesystem::format::ext2::BlockGroupDescriptor::block_usage_bitmap

The block address of the block usage bitmap.

Definition at line 156 of file ext2.h.

uint16_t MaxOS::filesystem::format::ext2::BlockGroupDescriptor::directory_count

How many directories are in this block group.

Definition at line 161 of file ext2.h.

uint8_t MaxOS::filesystem::format::ext2::BlockGroupDescriptor::free[14]

Reserved for future expansion.

Definition at line 162 of file ext2.h.

uint16_t MaxOS::filesystem::format::ext2::BlockGroupDescriptor::free_blocks

How many free blocks are in this block group.

Definition at line 159 of file ext2.h.

uint16_t MaxOS::filesystem::format::ext2::BlockGroupDescriptor::free_inodes

How many free inodes are in this block group.

Definition at line 160 of file ext2.h.

uint32_t MaxOS::filesystem::format::ext2::BlockGroupDescriptor::inode_table_address

The starting block address of the inode table.

Definition at line 158 of file ext2.h.

The documentation for this struct was generated from the following file: