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Documentation

Index

• Constants
• func NewCompressReader(r io.Reader) *compressReader
• func NewCompressWriter(w io.Writer) *compressWriter
• func Str2Bytes(str string) []byte
• type CompressionMethodByte
• type Decoder
  • func NewDecoder(input io.Reader) *Decoder
  • func NewDecoderWithCompress(input io.Reader) *Decoder
  • func (decoder *Decoder) Bool() (bool, error)
  • func (decoder *Decoder) Fixed(ln int) ([]byte, error)
  • func (decoder *Decoder) Float32() (float32, error)
  • func (decoder *Decoder) Float64() (float64, error)
  • func (decoder *Decoder) Get() io.Reader
  • func (decoder *Decoder) Int16() (int16, error)
  • func (decoder *Decoder) Int32() (int32, error)
  • func (decoder *Decoder) Int64() (int64, error)
  • func (decoder *Decoder) Int8() (int8, error)
  • func (decoder *Decoder) ReadByte() (byte, error)
  • func (decoder *Decoder) SelectCompress(compress bool)
  • func (decoder *Decoder) String() (string, error)
  • func (decoder *Decoder) UInt16() (uint16, error)
  • func (decoder *Decoder) UInt32() (uint32, error)
  • func (decoder *Decoder) UInt64() (uint64, error)
  • func (decoder *Decoder) UInt8() (uint8, error)
  • func (decoder *Decoder) Uvarint() (uint64, error)
• type Encoder
  • func NewEncoder(w io.Writer) *Encoder
  • func NewEncoderWithCompress(w io.Writer) *Encoder
  • func (enc *Encoder) Bool(v bool) error
  • func (enc *Encoder) Float32(v float32) error
  • func (enc *Encoder) Float64(v float64) error
  • func (enc *Encoder) Flush() error
  • func (enc *Encoder) Get() io.Writer
  • func (enc *Encoder) Int16(v int16) error
  • func (enc *Encoder) Int32(v int32) error
  • func (enc *Encoder) Int64(v int64) error
  • func (enc *Encoder) Int8(v int8) error
  • func (enc *Encoder) RawString(str []byte) error
  • func (enc *Encoder) SelectCompress(compress bool)
  • func (enc *Encoder) String(v string) error
  • func (enc *Encoder) UInt16(v uint16) error
  • func (enc *Encoder) UInt32(v uint32) error
  • func (enc *Encoder) UInt64(v uint64) error
  • func (enc *Encoder) UInt8(v uint8) error
  • func (enc *Encoder) Uvarint(v uint64) error
  • func (enc *Encoder) Write(b []byte) (int, error)
• type FixedReader
• type WriteFlusher

Constants

const (
	NONE CompressionMethodByte = 0x02
	LZ4                        = 0x82
	ZSTD                       = 0x90
)

const (
	// ChecksumSize is 128bits for cityhash102 checksum
	ChecksumSize = 16
	// CompressHeader magic + compressed_size + uncompressed_size
	CompressHeaderSize = 1 + 4 + 4

	// HeaderSize
	HeaderSize = ChecksumSize + CompressHeaderSize
	// BlockMaxSize 1MB
	BlockMaxSize = 1 << 20
)

Functions

func NewCompressReader

func NewCompressReader(r io.Reader) *compressReader

NewCompressReader wrap the io.Reader

func NewCompressWriter

func NewCompressWriter(w io.Writer) *compressWriter

NewCompressWriter wrap the io.Writer

func Str2Bytes

func Str2Bytes(str string) []byte

Types

type CompressionMethodByte

type CompressionMethodByte byte

type Decoder

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

func NewDecoder

func NewDecoder(input io.Reader) *Decoder

func NewDecoderWithCompress

func NewDecoderWithCompress(input io.Reader) *Decoder

func (*Decoder) Bool

func (decoder *Decoder) Bool() (bool, error)

func (*Decoder) Fixed

func (decoder *Decoder) Fixed(ln int) ([]byte, error)

func (*Decoder) Float32

func (decoder *Decoder) Float32() (float32, error)

func (*Decoder) Float64

func (decoder *Decoder) Float64() (float64, error)

func (*Decoder) Get

func (decoder *Decoder) Get() io.Reader

func (*Decoder) Int16

func (decoder *Decoder) Int16() (int16, error)

func (*Decoder) Int32

func (decoder *Decoder) Int32() (int32, error)

func (*Decoder) Int64

func (decoder *Decoder) Int64() (int64, error)

func (*Decoder) Int8

func (decoder *Decoder) Int8() (int8, error)

func (*Decoder) ReadByte

func (decoder *Decoder) ReadByte() (byte, error)

func (*Decoder) SelectCompress

func (decoder *Decoder) SelectCompress(compress bool)

func (*Decoder) String

func (decoder *Decoder) String() (string, error)

func (*Decoder) UInt16

func (decoder *Decoder) UInt16() (uint16, error)

func (*Decoder) UInt32

func (decoder *Decoder) UInt32() (uint32, error)

func (*Decoder) UInt64

func (decoder *Decoder) UInt64() (uint64, error)

func (*Decoder) UInt8

func (decoder *Decoder) UInt8() (uint8, error)

func (*Decoder) Uvarint

func (decoder *Decoder) Uvarint() (uint64, error)

type Encoder

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

func NewEncoder

func NewEncoder(w io.Writer) *Encoder

func NewEncoderWithCompress

func NewEncoderWithCompress(w io.Writer) *Encoder

func (*Encoder) Bool

func (enc *Encoder) Bool(v bool) error

func (*Encoder) Float32

func (enc *Encoder) Float32(v float32) error

func (*Encoder) Float64

func (enc *Encoder) Float64(v float64) error

func (*Encoder) Flush

func (enc *Encoder) Flush() error

func (*Encoder) Get

func (enc *Encoder) Get() io.Writer

func (*Encoder) Int16

func (enc *Encoder) Int16(v int16) error

func (*Encoder) Int32

func (enc *Encoder) Int32(v int32) error

func (*Encoder) Int64

func (enc *Encoder) Int64(v int64) error

func (*Encoder) Int8

func (enc *Encoder) Int8(v int8) error

func (*Encoder) RawString

func (enc *Encoder) RawString(str []byte) error

func (*Encoder) SelectCompress

func (enc *Encoder) SelectCompress(compress bool)

func (*Encoder) String

func (enc *Encoder) String(v string) error

func (*Encoder) UInt16

func (enc *Encoder) UInt16(v uint16) error

func (*Encoder) UInt32

func (enc *Encoder) UInt32(v uint32) error

func (*Encoder) UInt64

func (enc *Encoder) UInt64(v uint64) error

func (*Encoder) UInt8

func (enc *Encoder) UInt8(v uint8) error

func (*Encoder) Uvarint

func (enc *Encoder) Uvarint(v uint64) error

func (*Encoder) Write

func (enc *Encoder) Write(b []byte) (int, error)

type FixedReader

type FixedReader interface {
	Fixed(ln int) ([]byte, error)
}

type WriteFlusher

type WriteFlusher interface {
	Flush() error
}