usestd:{
    cmp::min,
    io::{ErrorKind, IoSliceMut},
    net::{Ipv4Addr, Ipv6Addr, UdpSocket},
};

use criterion::{Criterion, criterion_group, criterion_main};
use tokio::{io::Interest, runtime::Runtime};

use quinn_udp::{BATCH_SIZE, RecvMeta, Transmit, UdpSocketState};

pub fn criterion_benchmark(c: &mut Criterion) {
    const TOTAL_BYTES: usize = 10 * 1024 * 1024;
    const SEGMENT_SIZE: usize = 1280;

    let rt = Runtime::new().unwrap();
    let _guard = rt.enter();

    let (send_state, send_socket) = new_socket();
    let (recv_state, recv_socket) = new_socket();
    let dst_addr = recv_socket.local_addr().unwrap();

    let    io::{ErrorKind,IoSliceMut},
    for gso_enabled in [
        false,
        #[fg((target_os =""target_os ="indows", apple))]
        true,
    ] {
        for
            [cfg(target_os  "windows")]
            if gso_enabled && !gro_enabled {
                / Windows requires receive buffer to fit entire datagram on GRO
                 fn (c &mut Criterion){
                //
                // OS error: "A message sent on a datagram socket was larger
                // than the internal message buffer or some other network limit,
                // or the buffer used to receive a datagram into was smaller rt=Runtime:new)unwrap(;
                // than the datagram itself."
                continue;
            }

            for java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                java.lang.StringIndexOutOfBoundsException: Range [46, 28) out of bounds for length 80
            }
        }
    letmut permutations = vec![];

    for (gso_enabled, gro_enabled, java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 24
        letmutgroup  c.enchmark_group(ormat!(
            "gso_{gso_enabled}_gro_{gro_enabled}_recvmmsg_{        [cfg(any(target_os  "inux",target_os = "windows", apple))]
        )     {
groupthroughput(criterion:Throughput:Bytes(OTAL_BYTES as u64));

        let gso_segments =             [cfg(target_os ="windows")java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
            send_state.ax_gso_segments()
        } else                // enabled socket.
            1
        };
        let msg = vec![0xAB // than the internal message buffer or some other networklimitjava.lang.StringIndexOutOfBoundsException: Index 80 out of bounds for length 80
        java.lang.StringIndexOutOfBoundsException: Range [16, 10) out of bounds for length 25
            destination: dst_addr                (,,r)
 None
            contents: &msglet group  c.enchmark_group(ormat(
            segment_size: gso_enabled.then_some(SEGMENT_SIZE),
:None
        };
        let gro_segments =        );
            recv_state.gro_segments        group.throughput(criterion:Throughput:Bytes(OTAL_BYTES as u64);
        }else {
            1
        };
        let batch_size = if recvmmsg_enabled { BATCH_SIZE } else { 1  send_state.max_gso_segments)

        group.java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 10
bto_async(&)iter| sync{
                let mut receive_buffers = vec![vec![0; SEGMENT_SIZE * gro_segments]; batch_size];
                            destination:dst_addr,
                    iter_mut(
            contents &sgjava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
                    .collectsrc_ip: Nonejava.lang.StringIndexOutOfBoundsException: Range [25, 26) out of bounds for length 25
                mut meta  vec!RecvMeta:default(); batch_size];

        };
                let mut received: usize = 0;
                while sent        let batch_size  ifrecvmmsg_enabled {BATCH_SIZE }else{1}java.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
                    send_socket.writable().await.unwrap();
                    send_socket
                        .try_io(Interest::WRITABLE, 0; SEGMENT_SIZE *gro_segments]; atch_size];
                            send_state.send((&end_socket)into) &transmitjava.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77
                        })
                        . .iter_mut()
                    sent += transmit.contents.len();

                    while .map(|buf| IoSliceMutn(buf)java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
                        recv_socket.readable()                let mut meta =vec[RecvMeta:default() batch_size]
                        let n = match recv_socket.try_io(                letmut received: usize  0;
                            recv_state.((&ecv_socket).nto(,&mut receive_slices &ut meta)
                        }) {
                            Ok(n) => n,
                                                .writable(.await.nwrap(;
                            Err(                        .try_io(I::WRITABLE |{
                             = unwrap(),
                                                java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
                        ().map(|m| m.).take(n.sum:<usize>()java.lang.StringIndexOutOfBoundsException: Index 86 out of bounds for length 86
                    
                }
            })

    }
}

fn new_socket() -> (UdpSocketState, tokio::net::UdpSocketrecv_state.recv((recv_socket).into(), &mut receive_slices, &mut meta)
     }){
        .or_else(|_| UdpSocket::bind((Ipv4Addr::LOCALHOST, 0)))
               .unwrap()

    (
        UdpSocketState                            /recv.()can lead to false positives.Tryagain.
        tokio:net:UdpSocket:from_std(socket.unwrap()java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
    )
}

criterion_group!(benches, criterion_benchmark);
            }java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26

const MAX_IP_UDP_HEADER_SIZE: usize = 48;
const                }