initial commit

.gitignore

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+/target

Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "aho-corasick"
+version = "1.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "fw-anwesenheit"
+version = "0.1.0"
+dependencies = [
+ "regex",
+]
+
+[[package]]
+name = "memchr"
+version = "2.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
+
+[[package]]
+name = "regex"
+version = "1.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b544ef1b4eac5dc2db33ea63606ae9ffcfac26c1416a2806ae0bf5f56b201191"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-automata",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.4.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "809e8dc61f6de73b46c85f4c96486310fe304c434cfa43669d7b40f711150908"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-syntax"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"

Cargo.toml

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+[package]
+name = "fw-anwesenheit"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+regex = "1.11.1"

src/id_store.rs

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+

src/main.rs

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+mod parser;
+mod pm3;
+mod id_store;
+
+fn main() {
+    pm3::RunPm3().unwrap();
+}

src/parser.rs

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+use regex::Regex;
+
+pub fn ParseLine(line: &str) -> Option<String> {
+    let regex = Regex::new(r"(?m)^\[\+\] UID.... (.*)$").unwrap();
+    let result = regex.captures(line);
+
+    result.map(|c| c.get(1).unwrap().as_str().to_owned())
+}

src/pm3.rs

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+use std::error::Error;
+use std::process::{Command, Stdio};
+use std::io::{self, BufRead};
+
+pub fn RunPm3() -> Result<(), Box<dyn Error>> {
+    let mut cmd = Command::new("stdbuf")
+        .arg("-oL")
+        .arg("pm3")
+        .arg("-c")
+        .arg("lf hitag reader -@")
+        .stdout(Stdio::piped())
+        .spawn()?;
+
+    let stdout = cmd.stdout.take().ok_or("Failed to get stdout")?;
+    let reader = io::BufReader::new(stdout);
+
+    for line_result in reader.lines() {
+        match line_result {
+            Ok(line) => {
+                let parse_result = super::parser::ParseLine(&line);
+                if let Some(uid) = parse_result {
+                    println!("UID: {}",uid);
+                }
+            }
+            Err(e) => {
+                eprintln!("{}",e);
+            }
+        }
+    }
+
+    let status = cmd.wait().expect("Failed to wait on child");
+
+    Ok(())
+}