LinnSuperBlock Struct Reference

Linnenbank Filesystem (LinnFS) super block. More...

#include <LinnSuperBlock.h>

Data Fields
le32	magic0
	Allows detection of valid superblocks. More...
le32	magic1
	Allows detection of valid superblocks. More...
le16	majorRevision
	Filesystem major revision level. More...
le16	minorRevision
	Filesystem minor revision level. More...
le16	state
	Describes the current status. More...
le32	blockSize
	Size of each data block. More...
le32	blocksPerGroup
	Number of blocks per group. More...
le32	inodesPerGroup
	Number of inodes per group. More...
le32	inodesCount
	Total number of inodes. More...
le32	blocksCount
	Total number of data blocks. More...
le32	freeBlocksCount
	Number of free data blocks. More...
le32	freeInodesCount
	Free inodes remaining. More...
le32	creationTime
	Time when the filesystem was created. More...
le32	mountTime
	Last time we where mounted (seconds since 1970). More...
le16	mountCount
	Number of times we where mounted. More...
le32	lastCheck
	Timestamp of the last check. More...
le32	groupsTable
	Block address of the LinnGroup table. More...

Detailed Description

Linnenbank Filesystem (LinnFS) super block.

Definition at line 113 of file LinnSuperBlock.h.

Field Documentation

blocksCount

le32 LinnSuperBlock::blocksCount

Total number of data blocks.

Definition at line 126 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), LinnFileSystem::LinnFileSystem(), main(), and LinnCreate::writeImage().

blockSize

le32 LinnSuperBlock::blockSize

Size of each data block.

Definition at line 121 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), LinnFileSystem::getInode(), LinnDirectory::getLinnDirectoryEntry(), LinnFileSystem::getOffsetRange(), LinnCreate::insertEntry(), LinnCreate::insertFile(), LinnFileSystem::LinnFileSystem(), main(), LinnFile::read(), LinnDirectory::read(), and LinnCreate::writeImage().

blocksPerGroup

le32 LinnSuperBlock::blocksPerGroup

Number of blocks per group.

Definition at line 122 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), and main().

creationTime

le32 LinnSuperBlock::creationTime

Time when the filesystem was created.

Definition at line 130 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), and main().

freeBlocksCount

le32 LinnSuperBlock::freeBlocksCount

Number of free data blocks.

Definition at line 127 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), LinnFileSystem::LinnFileSystem(), main(), and LinnCreate::writeImage().

freeInodesCount

le32 LinnSuperBlock::freeInodesCount

Free inodes remaining.

Definition at line 128 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), LinnCreate::createInode(), LinnFileSystem::LinnFileSystem(), and main().

groupsTable

le32 LinnSuperBlock::groupsTable

Block address of the LinnGroup table.

Definition at line 135 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), LinnCreate::createInode(), LinnCreate::insertEntry(), LinnFileSystem::LinnFileSystem(), and main().

inodesCount

le32 LinnSuperBlock::inodesCount

Total number of inodes.

Definition at line 125 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), LinnFileSystem::getInode(), LinnFileSystem::LinnFileSystem(), and main().

inodesPerGroup

le32 LinnSuperBlock::inodesPerGroup

Number of inodes per group.

Definition at line 123 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), LinnCreate::createInode(), LinnFileSystem::getGroupByInode(), LinnFileSystem::getInode(), LinnCreate::insertEntry(), and main().

lastCheck

le32 LinnSuperBlock::lastCheck

Timestamp of the last check.

Definition at line 133 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), and main().

magic0

le32 LinnSuperBlock::magic0

Allows detection of valid superblocks.

Definition at line 115 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), LinnFileSystem::LinnFileSystem(), and main().

magic1

le32 LinnSuperBlock::magic1

Allows detection of valid superblocks.

Definition at line 116 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), LinnFileSystem::LinnFileSystem(), and main().

majorRevision

le16 LinnSuperBlock::majorRevision

Filesystem major revision level.

Definition at line 117 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), and main().

minorRevision

le16 LinnSuperBlock::minorRevision

Filesystem minor revision level.

Definition at line 118 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), and main().

mountCount

le16 LinnSuperBlock::mountCount

Number of times we where mounted.

Definition at line 132 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), and main().

mountTime

le32 LinnSuperBlock::mountTime

Last time we where mounted (seconds since 1970).

Definition at line 131 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), and main().

state

le16 LinnSuperBlock::state

Describes the current status.

Definition at line 119 of file LinnSuperBlock.h.

Referenced by LinnCreate::create(), and main().

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

• server/filesystem/linn/LinnSuperBlock.h