rl_lang/interpreter/stdlib/net/
udp_send_to.rs

1use crate::interpreter::{
2    evaluator::Evaluator,
3    stdlib::{
4        common::{extract_number, extract_string, verr, vi, vok, vs},
5        net::NetHandle,
6    },
7    values::Value,
8};
9
10pub fn func(eval: &mut Evaluator, id: Value, data: Value, address: Value) -> Value {
11    let id = match extract_number(id, "udp_send_to") {
12        Ok(a) if a as i64 >= 0 => a as i64,
13        Ok(_) => return verr!(vs!("udp_send_to: id handle cannot be negative".to_string())),
14        Err(e) => return verr!(vs!(format!("{}", e))),
15    };
16    let data = match extract_string(data, "udp_send_to") {
17        Ok(s) => s,
18        Err(e) => return verr!(vs!(format!("{}", e))),
19    };
20    let addr = match extract_string(address, "udp_send_to") {
21        Ok(s) => s,
22        Err(e) => return verr!(vs!(format!("{}", e))),
23    };
24    let socket = match eval.net_handles.get(&id) {
25        Some(NetHandle::UdpSocket(socket)) => socket,
26        Some(_) => {
27            return verr!(vs!(format!(
28                "udp_send_to: handle {} is not a UDP socket",
29                id
30            )));
31        }
32        None => return verr!(vs!(format!("udp_send_to: unknown handle {}", id))),
33    };
34    match socket.send_to(data.as_bytes(), &addr) {
35        Ok(n) => vok!(vi!(n as i64)),
36        Err(e) => verr!(vs!(format!("udp_send_to(\"{}\"): {}", addr, e))),
37    }
38}
rl_lang/interpreter/stdlib/net/udp_send_to.rs

rl_lang/interpreter/stdlib/net/
udp_send_to.rs
