dm secu

securite/dm/pcap_analyzer/src/main.rs

@@ -0,0 +1,34 @@
+use std::{error::Error, path::PathBuf};
+
+use clap::{Parser, Subcommand};
+use pcap::Capture;
+
+fn main() -> Result<(), Box<dyn Error>> {
+	let Args { file, cmd } = Args::parse();
+	let pcap = Capture::from_file(file)?;
+
+	match cmd {
+		Cmd::Links => {
+			for record in pcap.list_datalinks()? {
+				let name = record.get_name().unwrap_or_else(|_| "<unnamed>".into());
+				let description = record.get_description().unwrap_or_default();
+				println!("link {name} {description}")
+			}
+		}
+	}
+
+	Ok(())
+}
+
+#[derive(Parser)]
+struct Args {
+	file: PathBuf,
+
+	#[command(subcommand)]
+	cmd: Cmd,
+}
+
+#[derive(Subcommand)]
+enum Cmd {
+	Links,
+}