46 lines
963 B
Go
46 lines
963 B
Go
|
package peer_protocol
|
||
|
|
|
||
|
|
const (
|
||
|
|
Protocol = "\x13BitTorrent protocol"
|
||
|
|
)
|
||
|
|
|
||
|
|
type MessageType byte
|
||
|
|
|
||
|
|
//go:generate stringer -type=MessageType
|
||
|
|
|
||
|
|
func (mt MessageType) FastExtension() bool {
|
||
|
|
return mt >= Suggest && mt <= AllowedFast
|
||
|
|
}
|
||
|
|
|
||
|
|
const (
|
||
|
|
// BEP 3
|
||
|
|
Choke MessageType = 0
|
||
|
|
Unchoke MessageType = 1
|
||
|
|
Interested MessageType = 2
|
||
|
|
NotInterested MessageType = 3
|
||
|
|
Have MessageType = 4
|
||
|
|
Bitfield MessageType = 5
|
||
|
|
Request MessageType = 6
|
||
|
|
Piece MessageType = 7
|
||
|
|
Cancel MessageType = 8
|
||
|
|
Port MessageType = 9
|
||
|
|
|
||
|
|
// BEP 6 - Fast extension
|
||
|
|
Suggest MessageType = 0x0d // 13
|
||
|
|
HaveAll MessageType = 0x0e // 14
|
||
|
|
HaveNone MessageType = 0x0f // 15
|
||
|
|
Reject MessageType = 0x10 // 16
|
||
|
|
AllowedFast MessageType = 0x11 // 17
|
||
|
|
|
||
|
|
// BEP 10
|
||
|
|
Extended MessageType = 20
|
||
|
|
)
|
||
|
|
|
||
|
|
const (
|
||
|
|
HandshakeExtendedID = 0
|
||
|
|
|
||
|
|
RequestMetadataExtensionMsgType = 0
|
||
|
|
DataMetadataExtensionMsgType = 1
|
||
|
|
RejectMetadataExtensionMsgType = 2
|
||
|
|
)
|