Files
go-cart-actor/packet.go
matst80 0b290a32bf
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implement statuscode in packets
2024-11-11 23:24:03 +01:00

61 lines
1.2 KiB
Go

package main
import (
"encoding/binary"
"io"
)
const (
RemoteGetState = uint32(0x01)
RemoteHandleMutation = uint32(0x02)
ResponseBody = uint32(0x03)
RemoteGetStateReply = uint32(0x04)
RemoteHandleMutationReply = uint32(0x05)
)
type CartPacket struct {
Version uint32
MessageType uint32
DataLength uint32
StatusCode uint32
Id CartId
}
type Packet struct {
Version uint32
MessageType uint32
DataLength uint32
StatusCode uint32
}
func ReadPacket(conn io.Reader, packet *Packet) error {
return binary.Read(conn, binary.LittleEndian, packet)
}
func ReadCartPacket(conn io.Reader, packet *CartPacket) error {
return binary.Read(conn, binary.LittleEndian, packet)
}
func GetPacketData(conn io.Reader, len uint32) ([]byte, error) {
if len == 0 {
return []byte{}, nil
}
data := make([]byte, len)
_, err := conn.Read(data)
return data, err
}
// func ReceivePacket(conn io.Reader) (uint32, []byte, error) {
// var packet Packet
// err := ReadPacket(conn, &packet)
// if err != nil {
// return 0, nil, err
// }
// data, err := GetPacketData(conn, packet.DataLength)
// if err != nil {
// return 0, nil, err
// }
// return packet.MessageType, data, nil
// }