SashegDev
874b6f20c2
Основа — Horizon (MIT). История апстрима не переносится: этот репозиторий ведёт свою.
47 lines
1.7 KiB
Rust
47 lines
1.7 KiB
Rust
//! Horizon's LAN world discovery for tools/test_lan_parity.py: the cases of
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//! VanillaLanOracle (announcements sent, datagrams heard, list resets) run
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//! through `lan::discovery`, printing the same lines.
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use horizon_client::lan::discovery::{
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LanGame, add_server, parse_address, parse_motd, ping_string_text,
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};
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fn hex(bytes: &[u8]) -> String {
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bytes.iter().map(|b| format!("{b:02x}")).collect()
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}
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fn unhex(s: &str) -> Vec<u8> {
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(0..s.len() / 2)
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.map(|i| u8::from_str_radix(&s[2 * i..2 * i + 2], 16).unwrap())
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.collect()
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}
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pub fn main() {
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let args: Vec<String> = crate::args().collect();
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let cases = std::fs::read_to_string(&args[1]).unwrap();
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let mut out = String::new();
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let mut games: Vec<LanGame> = Vec::new();
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for line in cases.lines() {
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let f: Vec<&str> = line.split('\t').collect();
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match f[0] {
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"ping" => out += &format!("ping {}\n", hex(ping_string_text(f[1], f[2]).as_bytes())),
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"heard" => {
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let received = String::from_utf8_lossy(&unhex(f[2])).into_owned();
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out += &format!(
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"heard motd={} address={}\n",
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parse_motd(&received),
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parse_address(&received).unwrap_or_else(|| "null".into())
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);
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if add_server(&mut games, &received, f[1]) {
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out += "list";
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for g in &games {
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out += &format!(" [{} @ {}]", g.motd, g.address);
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}
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out += "\n";
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}
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}
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"reset" => games.clear(),
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other => panic!("{other}"),
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}
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}
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std::fs::write(&args[2], out).unwrap();
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}
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