google / alioth / 18454179012

// Copyright 2025 Google LLC

//

// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

//

//     https://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.

use std::ffi::{c_int, c_uint, c_ulong};

use bitflags::bitflags;

use libc::ifreq;

use crate::utils::ioctls::ioctl_iow;

use crate::{ioctl_read, ioctl_write_ptr, ioctl_write_val};

ioctl_read!(tun_get_vnet_hdr_sz, b'T', 215, c_int);

ioctl_write_ptr!(tun_set_vnet_hdr_sz, b'T', 216, c_int);

    pub struct TunFeature: c_ulong {

        const CSUM = 0x01;

        const TSO4 = 0x02;

        const TSO6 = 0x04;

        const TSO_ECN = 0x08;

        const UFO = 0x10;

        const USO4 = 0x20;

        const USO6 = 0x40;

    }

}