A async wrapper for smoltcp.

v0.1.x does not follow semver, the API may change at any time.

See examples/pcap.rs.

cargo build --example pcap && sudo ./target/debug/examples/pcap -h

This example uses pcap as backend and do the following things:

1. Bind a UDP port and send a DNS request to 114.114.114.114:53 and get the www.baidu.com's IP.
2. Create a TcpStream and send a simple HTTP/1.0 request, then print the HTTP response.
3. Create a echo server listening to 0.0.0.0:12345, accept incoming connections and send the data back.