codec

package
v0.5.0 Latest Latest
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 Go to latest Published: Aug 7, 2022 License: MIT Imports: 2 Imported by: 0

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Constants

View Source 
const (
	Pkl              = "pkl" // 数据包总长度
	Cmd              = "op"  // 数据包类型（命令类型）
	Seq              = "seq" // 序号（一对请求与响应序号相同）
	HeadLen   uint32 = 12
	PacketMax        = 5120
)

Variables

This section is empty.

Functions

func UnpackHead 

func UnpackHead(h []byte) (pkl, cmd, seq uint32)

Types

type IHead 

type IHead interface {
	Logger
	Encode() []byte
	Decode([]byte) error
}

type Logger 

type Logger interface {
	Log() []log.Field
}

type Operation added in v0.2.0 

type Operation interface {
	ToInt() uint32
	OpLog() log.Field
	String() string
}

type Pdu 

type Pdu interface {
	Logger
	Encode() []byte
	Decode(seq uint32, frame []byte) error
}

type RequestPdu 

type RequestPdu interface {
	Pdu
	ToResponse(code uint32) Pdu
}

type Sequence32 

type Sequence32 interface {
	NextVal() int32
}

Sequence32 32位序号生成器 

var B32Seq Sequence32

type Sequence64 

type Sequence64 interface {
	NextVal() int64
}

Sequence64 64位序号生成器 

var B64Seq Sequence64

type SequenceBCD 

type SequenceBCD interface {
	NextVal() []byte
}

SequenceBCD BCD码序号生成器 

var BcdSeq SequenceBCD

Source Files

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