packets

package

v0.0.0-...-6c09e66 Latest Latest Go to latest Published: Jul 17, 2023 License: Apache-2.0 Imports: 13 Imported by: 0

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Repository

github.com/packing/clove

Documentation ¶

Index ¶

Constants
Variables
func RegisterWebSocketOrigin(ori string)
type Packet
type PacketFormat
type PacketPackager
type PacketPackagerHTTP
- func (receiver PacketPackagerHTTP) Package(pck *Packet, raw []byte) (error, []byte)
type PacketPackagerNB
- func (receiver PacketPackagerNB) Package(pck *Packet, raw []byte) (error, []byte)
type PacketPackagerNBOrigin
- func (receiver PacketPackagerNBOrigin) Package(pck *Packet, raw []byte) (error, []byte)
type PacketPackagerWS
- func (receiver PacketPackagerWS) Package(pck *Packet, raw []byte) (error, []byte)
type PacketParser
type PacketParserHTTP
- func (receiver PacketParserHTTP) Pop(in []byte) (error, *Packet, int)
- func (receiver PacketParserHTTP) Prepare(in []byte) (error, int, byte, byte, []byte)
- func (receiver PacketParserHTTP) TryParse(in []byte) (error, bool)
type PacketParserNB
- func (receiver PacketParserNB) Pop(in []byte) (error, *Packet, int)
- func (receiver PacketParserNB) Prepare(in []byte) (error, int, byte, byte, []byte)
- func (receiver PacketParserNB) TryParse(in []byte) (error, bool)
type PacketParserNBOrigin
- func (receiver PacketParserNBOrigin) Pop(in []byte) (error, *Packet, int)
- func (receiver PacketParserNBOrigin) Prepare(in []byte) (error, int, byte, byte, []byte)
- func (receiver PacketParserNBOrigin) TryParse(in []byte) (error, bool)
type PacketParserWS
- func (receiver PacketParserWS) Pop(in []byte) (error, *Packet, int)
- func (receiver PacketParserWS) Prepare(in []byte) (error, int, byte, byte, []byte)
- func (receiver PacketParserWS) TryParse(in []byte) (error, bool)

Constants ¶

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const (
	PacketNBHeaderLength  = 5
	MaskNB                = 0x80
	MaskNBCompressSupport = 0x1
	MaskNBEncrypt         = 0x1 << 1
	MaskNBCompressed      = 0x1 << 2
	MaskNBReserved        = 0x1 << 3
	MaskNBFeature         = MaskNBReserved | MaskNB
)

packet struct { mask -> bit (1) flag -> bit (7) protocol-type -> bit (4) protocol-ver -> bit (4) final-packet-size -> bit (24) compress-data -> memory (final-packet-size - sizeof(packet-header)) }

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const (
	PacketNBOriginHeaderLength = 2 + 2 + 4 + 4 + 4
	MaskOriginCompress         = 0x1
	MaskOriginEncrypt          = 0x1 << 1
	MaskOriginImData           = 0x1 << 2
	MaskOriginCompressSupport  = 0x1 << 3
	MaskOriginJson             = 0x1 << 4
)

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const HttpHeaderMinLength = 16

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const PacketMaxLength = 0xFFFFFF

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const WSDataMinLength = 2

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const WSHeaderMinLength = 16

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const WSMagicStr = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11"

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const WSRespFmt = "" /* 143-byte string literal not displayed */

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const WSRespFmtWithoutProtocol = "HTTP/1.1 101 Switching Protocols\r\nUpgrade: websocket\r\nConnection: Upgrade\r\nSec-WebSocket-Accept: %s\r\n\r\n"

Variables ¶

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var PacketFormatHTTP = &packetFormatHTTP

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var PacketFormatNB = &packetFormatNB

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var PacketFormatNBOrigin = &packetFormatNBOrigin

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var PacketFormatWS = &packetFormatWS

Functions ¶

func RegisterWebSocketOrigin ¶

func RegisterWebSocketOrigin(ori string)

Types ¶

type Packet ¶

type Packet struct {
	Encrypted       bool
	Compressed      bool
	ProtocolType    byte
	ProtocolVer     byte
	CompressSupport bool
	Raw             []byte
}

type PacketFormat ¶

type PacketFormat struct {
	Tag      string
	Priority int
	UnixNeed bool
	Parser   PacketParser
	Packager PacketPackager
}

type PacketPackager ¶

type PacketPackager interface {
	Package(*Packet, []byte) (error, []byte)
}

type PacketPackagerHTTP ¶

type PacketPackagerHTTP struct {
}

func (PacketPackagerHTTP) Package ¶

func (receiver PacketPackagerHTTP) Package(pck *Packet, raw []byte) (error, []byte)

type PacketPackagerNB ¶

type PacketPackagerNB struct {
}

func (PacketPackagerNB) Package ¶

func (receiver PacketPackagerNB) Package(pck *Packet, raw []byte) (error, []byte)

type PacketPackagerNBOrigin ¶

type PacketPackagerNBOrigin struct {
}

func (PacketPackagerNBOrigin) Package ¶

func (receiver PacketPackagerNBOrigin) Package(pck *Packet, raw []byte) (error, []byte)

type PacketPackagerWS ¶

type PacketPackagerWS struct {
}

func (PacketPackagerWS) Package ¶

func (receiver PacketPackagerWS) Package(pck *Packet, raw []byte) (error, []byte)

type PacketParser ¶

type PacketParser interface {
	TryParse([]byte) (error, bool)
	Prepare([]byte) (error, int, byte, byte, []byte)
	Pop([]byte) (error, *Packet, int)
}

type PacketParserHTTP ¶

type PacketParserHTTP struct {
}

func (PacketParserHTTP) Pop ¶

func (receiver PacketParserHTTP) Pop(in []byte) (error, *Packet, int)

func (PacketParserHTTP) Prepare ¶

func (receiver PacketParserHTTP) Prepare(in []byte) (error, int, byte, byte, []byte)

func (PacketParserHTTP) TryParse ¶

func (receiver PacketParserHTTP) TryParse(in []byte) (error, bool)

type PacketParserNB ¶

type PacketParserNB struct {
}

func (PacketParserNB) Pop ¶

func (receiver PacketParserNB) Pop(in []byte) (error, *Packet, int)

func (PacketParserNB) Prepare ¶

func (receiver PacketParserNB) Prepare(in []byte) (error, int, byte, byte, []byte)

func (PacketParserNB) TryParse ¶

func (receiver PacketParserNB) TryParse(in []byte) (error, bool)

type PacketParserNBOrigin ¶

type PacketParserNBOrigin struct {
}

func (PacketParserNBOrigin) Pop ¶

func (receiver PacketParserNBOrigin) Pop(in []byte) (error, *Packet, int)

func (PacketParserNBOrigin) Prepare ¶

func (receiver PacketParserNBOrigin) Prepare(in []byte) (error, int, byte, byte, []byte)

func (PacketParserNBOrigin) TryParse ¶

func (receiver PacketParserNBOrigin) TryParse(in []byte) (error, bool)

type PacketParserWS ¶

type PacketParserWS struct {
}

func (PacketParserWS) Pop ¶

func (receiver PacketParserWS) Pop(in []byte) (error, *Packet, int)

func (PacketParserWS) Prepare ¶

func (receiver PacketParserWS) Prepare(in []byte) (error, int, byte, byte, []byte)

func (PacketParserWS) TryParse ¶

func (receiver PacketParserWS) TryParse(in []byte) (error, bool)

Source Files ¶

View all Source files

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