commit
5ef70901e6
GPG Key ID:
4E53F4CB69B2CC8D
@ -0,0 +1 @@
|
||||
/target
|
||||
@ -0,0 +1,102 @@
|
||||
# This file is automatically @generated by Cargo.
|
||||
# It is not intended for manual editing.
|
||||
version = 4
|
||||
|
||||
[[package]]
|
||||
name = "client"
|
||||
version = "0.1.0"
|
||||
dependencies = [
|
||||
"serde_json",
|
||||
"varint-rs",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "itoa"
|
||||
version = "1.0.15"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "4a5f13b858c8d314ee3e8f639011f7ccefe71f97f96e50151fb991f267928e2c"
|
||||
|
||||
[[package]]
|
||||
name = "memchr"
|
||||
version = "2.7.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
|
||||
|
||||
[[package]]
|
||||
name = "proc-macro2"
|
||||
version = "1.0.94"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a31971752e70b8b2686d7e46ec17fb38dad4051d94024c88df49b667caea9c84"
|
||||
dependencies = [
|
||||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "quote"
|
||||
version = "1.0.40"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1885c039570dc00dcb4ff087a89e185fd56bae234ddc7f056a945bf36467248d"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "ryu"
|
||||
version = "1.0.20"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
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||||
checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f"
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||||
|
||||
[[package]]
|
||||
name = "serde"
|
||||
version = "1.0.219"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5f0e2c6ed6606019b4e29e69dbaba95b11854410e5347d525002456dbbb786b6"
|
||||
dependencies = [
|
||||
"serde_derive",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "serde_derive"
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||||
version = "1.0.219"
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||||
source = "registry+https://github.com/rust-lang/crates.io-index"
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||||
checksum = "5b0276cf7f2c73365f7157c8123c21cd9a50fbbd844757af28ca1f5925fc2a00"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"syn",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "serde_json"
|
||||
version = "1.0.140"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "20068b6e96dc6c9bd23e01df8827e6c7e1f2fddd43c21810382803c136b99373"
|
||||
dependencies = [
|
||||
"itoa",
|
||||
"memchr",
|
||||
"ryu",
|
||||
"serde",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "2.0.100"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "b09a44accad81e1ba1cd74a32461ba89dee89095ba17b32f5d03683b1b1fc2a0"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "unicode-ident"
|
||||
version = "1.0.18"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5a5f39404a5da50712a4c1eecf25e90dd62b613502b7e925fd4e4d19b5c96512"
|
||||
|
||||
[[package]]
|
||||
name = "varint-rs"
|
||||
version = "2.2.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8f54a172d0620933a27a4360d3db3e2ae0dd6cceae9730751a036bbf182c4b23"
|
||||
@ -0,0 +1,8 @@
|
||||
[package]
|
||||
name = "client"
|
||||
version = "0.1.0"
|
||||
edition = "2024"
|
||||
|
||||
[dependencies]
|
||||
serde_json = "1.0.140"
|
||||
varint-rs = "2.2.0"
|
||||
@ -0,0 +1,83 @@
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||||
mod readers;
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||||
mod text;
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||||
|
||||
use std::{
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||||
io::{Read, Write},
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||||
net::TcpStream,
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||||
};
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||||
|
||||
use readers::{read_packet, read_string};
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||||
use text::Message;
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||||
use varint_rs::{VarintReader, VarintWriter};
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||||
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||||
fn main() {
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||||
let mut stream = TcpStream::connect("localhost:25565").unwrap();
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||||
|
||||
// Handshake
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||||
let mut buf: Vec<u8> = Vec::new();
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buf.write_u8_varint(0).unwrap();
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buf.write_u8_varint(5).unwrap();
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||||
let addr = "localhost";
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||||
buf.write_usize_varint(addr.len()).unwrap();
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buf.write_all(addr.as_bytes()).unwrap();
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||||
buf.write_all(&25565u16.to_le_bytes()).unwrap();
|
||||
buf.write_u8_varint(2).unwrap();
|
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stream.write_usize_varint(buf.len()).unwrap();
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stream.write_all(&buf).unwrap();
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||||
|
||||
// Login start
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||||
let mut buf: Vec<u8> = Vec::new();
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buf.write_u8_varint(0).unwrap();
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||||
let addr = "CursedChat";
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||||
buf.write_usize_varint(addr.len()).unwrap();
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||||
buf.write_all(addr.as_bytes()).unwrap();
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||||
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||||
stream.write_usize_varint(buf.len()).unwrap();
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||||
stream.write_all(&buf).unwrap();
|
||||
|
||||
let mut buf = [0u8; 128];
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||||
dbg!(Read::read(&mut stream, &mut buf).unwrap());
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||||
println!("{:X?}", buf);
|
||||
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||||
let mut iter = buf.into_iter();
|
||||
let _len = iter.next().unwrap();
|
||||
let id = iter.next().unwrap();
|
||||
assert!(id == 2);
|
||||
let uuid = read_string(&mut iter);
|
||||
let username = read_string(&mut iter);
|
||||
dbg!(uuid, username);
|
||||
|
||||
loop {
|
||||
let packet = read_packet(&mut stream);
|
||||
let packetid = (&packet[..]).read_usize_varint().unwrap();
|
||||
match packetid {
|
||||
0x00 => handle_keepalive(&mut stream, &packet),
|
||||
0x02 => handle_chat(&packet),
|
||||
0x40 => break,
|
||||
_ => {}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn handle_keepalive(stream: &mut TcpStream, mut packet: &[u8]) {
|
||||
let _packetid = packet.read_usize_varint().unwrap();
|
||||
let mut id = [0u8; 4];
|
||||
packet.read_exact(&mut id).unwrap();
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||||
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||||
let mut buf: Vec<u8> = Vec::new();
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||||
buf.write_u8_varint(0).unwrap();
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||||
buf.write_all(&id).unwrap();
|
||||
|
||||
stream.write_usize_varint(buf.len()).unwrap();
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||||
stream.write_all(&buf).unwrap();
|
||||
}
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||||
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||||
fn handle_chat(mut packet: &[u8]) {
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||||
let _packetid = packet.read_usize_varint().unwrap();
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||||
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||||
let mut iter = packet.iter().cloned();
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||||
let msg = read_string(&mut iter);
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||||
let msg = Message::from_string(msg.unwrap());
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||||
dbg!(msg);
|
||||
}
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||||
@ -0,0 +1,19 @@
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||||
use std::{io::Read as _, net::TcpStream};
|
||||
|
||||
use varint_rs::VarintReader as _;
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||||
|
||||
pub fn read_string<I: Iterator<Item = u8>>(iter: &mut I) -> Option<String> {
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||||
let len = iter.next()?.into();
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||||
let bytes = iter.take(len).collect::<Vec<_>>();
|
||||
(len == bytes.len()).then_some(())?;
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||||
String::from_utf8(bytes).ok()
|
||||
}
|
||||
|
||||
pub fn read_packet(stream: &mut TcpStream) -> Vec<u8> {
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||||
let len = stream.read_usize_varint().unwrap();
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||||
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||||
let mut buf = vec![0u8; len];
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||||
stream.read_exact(&mut buf).unwrap();
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||||
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||||
buf
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||||
}
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||||
@ -0,0 +1,159 @@
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||||
use serde_json::Value;
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||||
|
||||
#[derive(Debug)]
|
||||
pub struct Message {
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||||
content: MessageContent,
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub enum MessageContent {
|
||||
Text(String),
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||||
Translate {
|
||||
translate: String,
|
||||
fallback: Option<String>,
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||||
with: Option<Vec<Value>>,
|
||||
},
|
||||
Score {
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||||
name: String,
|
||||
objective: String,
|
||||
},
|
||||
Selector {
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||||
selector: String,
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||||
seperator: Value,
|
||||
},
|
||||
Keybind(String),
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||||
Nbt {
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||||
source: String,
|
||||
nbt: String,
|
||||
interpret: bool,
|
||||
seperator: String,
|
||||
},
|
||||
}
|
||||
|
||||
impl Message {
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||||
pub fn from_string(string: String) -> Option<Self> {
|
||||
let json: Value = serde_json::from_str(&string).ok()?;
|
||||
Self::from_json(json)
|
||||
}
|
||||
|
||||
fn from_json(message: Value) -> Option<Self> {
|
||||
let message = message.as_object()?;
|
||||
|
||||
match message.get("type") {
|
||||
Some(typ) => match typ.as_str()? {
|
||||
"text" => Some(Message {
|
||||
content: MessageContent::Text(message.get("text")?.as_str()?.to_string()),
|
||||
}),
|
||||
"translatable" => Some(Message {
|
||||
content: MessageContent::Translate {
|
||||
translate: message.get("translate")?.as_str()?.to_owned(),
|
||||
fallback: message
|
||||
.get("fallback")
|
||||
.map(|v| v.as_str().map(str::to_string))
|
||||
.flatten(),
|
||||
with: message.get("with").map(|a| a.as_array().cloned()).flatten(),
|
||||
},
|
||||
}),
|
||||
"score" => {
|
||||
let score = message.get("score")?.as_object()?;
|
||||
Some(Message {
|
||||
content: MessageContent::Score {
|
||||
name: score.get("name")?.as_str()?.to_string(),
|
||||
objective: score.get("objective")?.as_str()?.to_string(),
|
||||
},
|
||||
})
|
||||
}
|
||||
"selector" => Some(Message {
|
||||
content: MessageContent::Selector {
|
||||
selector: message.get("selector")?.as_str()?.to_string(),
|
||||
seperator: message.get("seperator")?.clone(),
|
||||
},
|
||||
}),
|
||||
"keybind" => Some(Message {
|
||||
content: MessageContent::Keybind(message.get("keybind")?.as_str()?.to_string()),
|
||||
}),
|
||||
"nbt" => Some(Message {
|
||||
content: MessageContent::Nbt {
|
||||
source: message
|
||||
.get(message.get("source")?.as_str()?)?
|
||||
.as_str()?
|
||||
.to_string(),
|
||||
nbt: message.get("nbt")?.as_str()?.to_string(),
|
||||
interpret: message
|
||||
.get("interpret")
|
||||
.map(|v| v.as_bool())
|
||||
.flatten()
|
||||
.unwrap_or(false),
|
||||
seperator: message
|
||||
.get("seperator")
|
||||
.map(|v| v.as_str())
|
||||
.flatten()
|
||||
.unwrap_or(", ")
|
||||
.to_string(),
|
||||
},
|
||||
}),
|
||||
_ => return None,
|
||||
},
|
||||
None => {
|
||||
if let Some(txt) = message.get("text") {
|
||||
Some(Message {
|
||||
content: MessageContent::Text(txt.as_str()?.to_string()),
|
||||
})
|
||||
} else if let Some(translate) = message.get("translate") {
|
||||
Some(Message {
|
||||
content: MessageContent::Translate {
|
||||
translate: translate.as_str()?.to_owned(),
|
||||
fallback: message
|
||||
.get("fallback")
|
||||
.map(|v| v.as_str().map(str::to_string))
|
||||
.flatten(),
|
||||
with: message.get("with").map(|a| a.as_array().cloned()).flatten(),
|
||||
},
|
||||
})
|
||||
} else if let Some(score) = message.get("score") {
|
||||
let score = score.as_object()?;
|
||||
Some(Message {
|
||||
content: MessageContent::Score {
|
||||
name: score.get("name")?.as_str()?.to_string(),
|
||||
objective: score.get("objective")?.as_str()?.to_string(),
|
||||
},
|
||||
})
|
||||
} else if let Some(selector) = message.get("selector") {
|
||||
Some(Message {
|
||||
content: MessageContent::Selector {
|
||||
selector: selector.as_str()?.to_string(),
|
||||
seperator: message.get("seperator")?.clone(),
|
||||
},
|
||||
})
|
||||
} else if let Some(keybind) = message.get("keybind") {
|
||||
Some(Message {
|
||||
content: MessageContent::Keybind(keybind.as_str()?.to_string()),
|
||||
})
|
||||
} else if let Some(nbt) = message.get("nbt") {
|
||||
Some(Message {
|
||||
content: MessageContent::Nbt {
|
||||
source: message
|
||||
.get(message.get("source")?.as_str()?)?
|
||||
.as_str()?
|
||||
.to_string(),
|
||||
nbt: nbt.as_str()?.to_string(),
|
||||
interpret: message
|
||||
.get("interpret")
|
||||
.map(|v| v.as_bool())
|
||||
.flatten()
|
||||
.unwrap_or(false),
|
||||
seperator: message
|
||||
.get("seperator")
|
||||
.map(|v| v.as_str())
|
||||
.flatten()
|
||||
.unwrap_or(", ")
|
||||
.to_string(),
|
||||
},
|
||||
})
|
||||
} else {
|
||||
None
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in new issue