You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: packet.rs
    path of file: ./repos/s2n-quic/quic/s2n-quic-bench/src
    
    the code of the file until where you have to start completion: // Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0

use criterion::{black_box, BenchmarkId, Criterion, Throughput};
use s2n_codec::DecoderBufferMut;
use s2n_quic_core::{connection::id::ConnectionInfo, inet::SocketAddress, packet::ProtectedPacket};

pub fn benchmarks(c: &mut Criterion) {
    codec(c);
}

struct Input {
    name: &'static str,
    buffer: &'static [u8],
}

macro_rules! input {
    ($name:expr) => {
        Input {
            name: $name,
            buffer: include_bytes!(concat!(
                env!("CARGO_MANIFEST_DIR"),
                "/../s2n-quic-core/src/packet/test_samples/",
                $name,
                ".bin"
            )),
        }
    };
}

fn codec(c: &mut Criterion) {
    let mut group = c.benchmark_group("packet");

    let mut inputs = [
        input!("handshake"),
        input!("initial"),
        input!("short"),
        input!("zero_rtt"),
        input!("version_negotiation"),
        input!("retry"),
    ];

    // sort by length to 
    
fn codec(c: &mut Criterion) {
    let mut group = c.benchmark_group("packet");

    let mut inputs = [
        input!("handshake"),
        input!("initial"),
        input!("short"),
        input!("zero_rtt"),
        input!("version_negotiation"),
        input!("retry"),
    ];

    // sort by length to make the graphs nicer
    inputs.sort_by_key(|input| input.buffer.len());

    for input in &inputs {
        group.throughput(Throughput::Bytes(input.buffer.len() as _));
        group.bench_with_input(
            BenchmarkId::new("decode", input.name),
            &input.buffer,
            |b, buffer| {
                let mut buffer = buffer.to_vec();
                b.iter(move || {
                    let buffer = DecoderBufferMut::new(&mut buffer);
                    let remote_address = SocketAddress::default();
                    let connection_info = ConnectionInfo::new(&remote_address);
                    let _ = black_box(ProtectedPacket::decode(buffer, &connection_info, &20));
                })
            },
        );
    }

    group.finish();
}