chunker

Documentation

Index

• Constants
• type Chunker
  • func NewChunker(reader io.Reader) *Chunker
  • func NewChunkerWithOptions(reader io.Reader, options *ChunkerOptions) *Chunker
  • func (chunker *Chunker) Next() ([]byte, error)
  • func (chunker *Chunker) WriteTo(writer io.Writer) (int64, error)
• type ChunkerOptions

Constants

const (
	// DefaultMinChunkSize is the default minimum chunk size.
	DefaultMinChunkSize = 2 << 10 // 2 KiB

	// DefaultMaxChunkSize is the default maximum chunk size.
	DefaultMaxChunkSize = 64 << 10 // 64 KiB

	// DefaultNormalChunkSize is the default normal chunk size.
	DefaultNormalChunkSize = 2<<10 + (8 << 10) // 10 KiB
)

Types

type Chunker

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

Chunker is an implementation of the UltraCDC algorithm.

func NewChunker

func NewChunker(reader io.Reader) *Chunker

NewChunker creates a new chunker.

func NewChunkerWithOptions

func NewChunkerWithOptions(reader io.Reader, options *ChunkerOptions) *Chunker

NewChunker creates a new chunker with options.

func (*Chunker) Next

func (chunker *Chunker) Next() ([]byte, error)

Next returns the next chunk.

func (*Chunker) WriteTo

func (chunker *Chunker) WriteTo(writer io.Writer) (int64, error)

WriteTo implements io.WriterTo, writing all chunks to the given writer.

type ChunkerOptions

type ChunkerOptions struct {
	MinChunkSize    int
	MaxChunkSize    int
	NormalChunkSize int
}

ChunkerOptions contains options for a chunker.