store

Documentation

Index

• type Address
  • func (a Address) UInt64() uint64
• type BlockType
• type Memory
• type Store
  • func Open(dir string, maxSize int) (*Store, error)
  • func (s *Store) Allocate(size int, t BlockType) (Address, []byte, error)
  • func (s *Store) Close() error
  • func (s *Store) Free(Address) error
  • func (s *Store) GetBlock(addr Address) ([]byte, BlockType, error)
  • func (s *Store) GetRootAddress() Address
  • func (s *Store) PrivateMMap() (*Store, error)
  • func (s *Store) SetRootAddress(a Address) error
  • func (s *Store) Touch(addr Address) error

Types

type Address

type Address uint64

const NilAddress Address = 0

func (Address) UInt64

func (a Address) UInt64() uint64

type BlockType

type BlockType byte

const BTreeInternalNodeBlockType BlockType = 2

const BTreeLeafBlockType BlockType = 3

const BTreeMetaBlockType BlockType = 1

const SequentialDataBlockType BlockType = 5

const SequentialMetaBlockType BlockType = 4

type Memory

type Memory interface {
	Allocate(size int, t BlockType) (Address, []byte, error)
	Free(Address) error
	GetBlock(addr Address) ([]byte, BlockType, error)
	Touch(Address) error
}

type Store

type Store struct {
	// contains filtered or unexported fields
}

func Open

func Open(dir string, maxSize int) (*Store, error)

func (*Store) Allocate

func (s *Store) Allocate(size int, t BlockType) (Address, []byte, error)

func (*Store) Close

func (s *Store) Close() error

func (*Store) Free

func (s *Store) Free(Address) error

func (*Store) GetBlock

func (s *Store) GetBlock(addr Address) ([]byte, BlockType, error)

func (*Store) GetRootAddress

func (s *Store) GetRootAddress() Address

func (*Store) PrivateMMap

func (s *Store) PrivateMMap() (*Store, error)

func (*Store) SetRootAddress

func (s *Store) SetRootAddress(a Address) error

func (*Store) Touch

func (s *Store) Touch(addr Address) error