codec

Documentation

Index

• Constants
• Variables
• func CompressBytes(ctype CompressType, level int, data []byte) ([]byte, error)
• func NewClientCodec() *clientCodec
• func NewServerCodec() *serverCodec
• func UnCompressBytes(ctype CompressType, data []byte) ([]byte, error)
• type CompressType

Constants

const (
	ClientCodecVersion    = 1         // 协议版本
	ClientCodecHeaderSize = 14        // 消息头大小
	MaxAllowedV1SendBytes = 60 * 1024 // 最大发送消息大小(60k)
	MaxAllowedV1RecvBytes = 16 * 1024 // 最大接收消息大小(16k)
)

const (
	ZLIB  CompressType = 1
	FLATE CompressType = 2
	GZIP  CompressType = 3

	DefaultCompression = 0
	BestSpeed          = 1
	BestCompression    = 2
)

const (
	ServerCodecVersion      = 1               // 协议版本
	ServerCodecHeaderSize   = 24              // 消息头大小
	MaxAllowedV2PayloadSize = 8 * 1024 * 1024 // 最大包体大小(8M)
)

Variables

var ErrUnsupportedCodec = errors.New("unsupported codec type")

Functions

func CompressBytes

func CompressBytes(ctype CompressType, level int, data []byte) ([]byte, error)

func NewClientCodec

func NewClientCodec() *clientCodec

func NewServerCodec

func NewServerCodec() *serverCodec

func UnCompressBytes

func UnCompressBytes(ctype CompressType, data []byte) ([]byte, error)

Types

type CompressType

type CompressType int