Format adsb code

adsb/src/main.rs

@@ -0,0 +1,68 @@
+mod device;
+mod error;
+mod frame;
+mod hex;
+
+use error::Result;
+use crate::device::RtlSdrDevice;
+use clap::Parser;
+use rusb::TransferType;
+use crate::frame::ADSBFrame;
+use crate::hex::hex_to_bytes;
+
+#[derive(Parser, Debug)]
+#[command(author, version, about = "An ADS-B Receiver")]
+struct ReceiverArgs {
+  /// Hex-string to decode
+  #[arg(short = 'd', long)]
+  decode: Option<String>,
+
+  /// Connect to the USB device
+  #[arg(short = 'c', long, action)]
+  connect: bool,
+
+  /// List USB devices
+  #[arg(short = 'l', long, action)]
+  list: bool,
+
+  /// Enable debug logging
+  #[arg(short = 'D', long, action)]
+  debug: bool,
+}
+
+fn main() -> Result<()> {
+  let args = ReceiverArgs::parse();
+
+  let default_filter = if args.debug {
+    "warn,adsb=debug"
+  } else {
+    "warn,adsb=info"
+  };
+
+  env_logger::init_from_env(env_logger::Env::default().filter_or("RUST_LOG", default_filter));
+
+  // Handle connection
+  if args.connect {
+    log::info!("Connecting to device");
+    let mut device = RtlSdrDevice::open(0x0BDA, 0x2832)?;
+    device.read(TransferType::Bulk)
+  }
+  // List devices
+  else if args.list {
+    RtlSdrDevice::list()
+  }
+  // Handle decode mode
+  else if let Some(mut hex_string) = args.decode {
+    if let Some(stripped) = hex_string.strip_prefix("0x") {
+      hex_string = stripped.to_string();
+    }
+    let buf = hex_to_bytes(&hex_string)?;
+    let frame = ADSBFrame::decode(&buf)?;
+
+    log::info!("{}", frame);
+    Ok(())
+  } else {
+    log::warn!("No connection specified");
+    Ok(())
+  }
+}