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pub mod game;
pub mod handshake;
pub mod login;
pub mod status;
use std::io::{Read, Write};
use crate::{
connect::PacketFlow,
mc_buf::{McBufReadable, McBufWritable, Readable, Writable},
};
use num_derive::FromPrimitive;
use num_traits::FromPrimitive;
pub const PROTOCOL_VERSION: u32 = 759;
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, FromPrimitive)]
pub enum ConnectionProtocol {
Handshake = -1,
Game = 0,
Status = 1,
Login = 2,
}
#[derive(Clone, Debug)]
pub enum Packet {
Game(game::GamePacket),
Handshake(handshake::HandshakePacket),
Login(login::LoginPacket),
Status(Box<status::StatusPacket>),
}
/// An enum of packets for a certain protocol
pub trait ProtocolPacket
where
Self: Sized,
{
fn id(&self) -> u32;
/// Read a packet by its id, ConnectionProtocol, and flow
fn read(id: u32, flow: &PacketFlow, buf: &mut impl Read) -> Result<Self, String>;
fn write(&self, buf: &mut impl Write) -> Result<(), std::io::Error>;
}
impl crate::mc_buf::McBufReadable for ConnectionProtocol {
fn read_into(buf: &mut impl Read) -> Result<Self, String> {
ConnectionProtocol::from_i32(buf.read_varint()?)
.ok_or_else(|| "Invalid intention".to_string())
}
}
impl McBufWritable for ConnectionProtocol {
fn write_into(&self, buf: &mut impl Write) -> Result<(), std::io::Error> {
buf.write_varint(*self as i32)
}
}
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