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// This file is part of linux-support. It is subject to the license terms in the COPYRIGHT file found in the top-level directory of this distribution and at https://raw.githubusercontent.com/lemonrock/linux-support/master/COPYRIGHT. No part of linux-support, including this file, may be copied, modified, propagated, or distributed except according to the terms contained in the COPYRIGHT file.
// Copyright © 2020 The developers of linux-support. See the COPYRIGHT file in the top-level directory of this distribution and at https://raw.githubusercontent.com/lemonrock/linux-support/master/COPYRIGHT.
/// Diagnostic information.
#[derive(Debug, Clone, Ord, PartialOrd, Eq, PartialEq, Hash)]
#[repr(C)]
#[derive(Deserialize, Serialize)]
pub struct xdp_diag_umem
{
/// Size of user memory area.
pub size: u64,
/// ?
pub id: u32,
/// Number of pages.
///
/// The `size` of the user memory area divided by the current `PageSize`.
pub num_pages: u32,
/// Chunk size.
///
/// See the trait `ChunkSize` and its implementations `AlignedChunkSize` and `UnalignedChunkSize`.
pub chunk_size: u32,
/// Frame Headroom.
///
/// See the struct `FrameHeadroom`.
pub headroom: u32,
/// ?Duplicates `xdp_diag_info.ifindex`.
pub ifindex: Option<NetworkInterfaceIndex>,
/// ?Duplicates `xdp_diag_info.queue_id`.
pub queue_id: ExpressDataPathQueueIdentifier,
/// `XDP_DU_F_ZEROCOPY` is the only valid flag.
pub flags: XdpDiagnosticUserMemoryFlags,
/// ?
pub refs: u32,
}