syncthing/lib/relay/protocol/packets.go

73 lines
1.4 KiB
Go

// Copyright (C) 2015 Audrius Butkevicius and Contributors (see the CONTRIBUTORS file).
//go:generate -command genxdr go run ../../../repos/xdr/cmd/genxdr/main.go
//go:generate genxdr -o packets_xdr.go packets.go
package protocol
import (
"fmt"
"net"
syncthingprotocol "github.com/syncthing/syncthing/lib/protocol"
)
const (
messageTypePing int32 = iota
messageTypePong
messageTypeJoinRelayRequest
messageTypeJoinSessionRequest
messageTypeResponse
messageTypeConnectRequest
messageTypeSessionInvitation
messageTypeRelayFull
)
type header struct {
magic uint32
messageType int32
messageLength int32
}
type Ping struct{}
type Pong struct{}
type JoinRelayRequest struct{}
type RelayFull struct{}
type JoinSessionRequest struct {
Key []byte // max:32
}
type Response struct {
Code int32
Message string
}
type ConnectRequest struct {
ID []byte // max:32
}
type SessionInvitation struct {
From []byte // max:32
Key []byte // max:32
Address []byte // max:32
Port uint16
ServerSocket bool
}
func (i SessionInvitation) String() string {
device := "<invalid>"
if address, err := syncthingprotocol.DeviceIDFromBytes(i.From); err == nil {
device = address.String()
}
return fmt.Sprintf("%s@%s", device, i.AddressString())
}
func (i SessionInvitation) GoString() string {
return i.String()
}
func (i SessionInvitation) AddressString() string {
return fmt.Sprintf("%s:%d", net.IP(i.Address), i.Port)
}