75 lines
1.8 KiB
C
75 lines
1.8 KiB
C
/*
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* This file is auto-generated. Modifications will be lost.
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*
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* See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/
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* for more information.
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*/
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#ifndef _LINUX_IF_XDP_H
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#define _LINUX_IF_XDP_H
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#include <linux/types.h>
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#define XDP_SHARED_UMEM (1 << 0)
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#define XDP_COPY (1 << 1)
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#define XDP_ZEROCOPY (1 << 2)
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#define XDP_USE_NEED_WAKEUP (1 << 3)
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#define XDP_USE_SG (1 << 4)
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#define XDP_UMEM_UNALIGNED_CHUNK_FLAG (1 << 0)
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struct sockaddr_xdp {
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__u16 sxdp_family;
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__u16 sxdp_flags;
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__u32 sxdp_ifindex;
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__u32 sxdp_queue_id;
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__u32 sxdp_shared_umem_fd;
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};
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#define XDP_RING_NEED_WAKEUP (1 << 0)
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struct xdp_ring_offset {
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__u64 producer;
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__u64 consumer;
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__u64 desc;
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__u64 flags;
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};
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struct xdp_mmap_offsets {
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struct xdp_ring_offset rx;
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struct xdp_ring_offset tx;
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struct xdp_ring_offset fr;
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struct xdp_ring_offset cr;
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};
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#define XDP_MMAP_OFFSETS 1
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#define XDP_RX_RING 2
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#define XDP_TX_RING 3
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#define XDP_UMEM_REG 4
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#define XDP_UMEM_FILL_RING 5
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#define XDP_UMEM_COMPLETION_RING 6
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#define XDP_STATISTICS 7
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#define XDP_OPTIONS 8
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struct xdp_umem_reg {
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__u64 addr;
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__u64 len;
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__u32 chunk_size;
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__u32 headroom;
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__u32 flags;
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};
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struct xdp_statistics {
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__u64 rx_dropped;
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__u64 rx_invalid_descs;
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__u64 tx_invalid_descs;
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__u64 rx_ring_full;
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__u64 rx_fill_ring_empty_descs;
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__u64 tx_ring_empty_descs;
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};
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struct xdp_options {
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__u32 flags;
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};
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#define XDP_OPTIONS_ZEROCOPY (1 << 0)
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#define XDP_PGOFF_RX_RING 0
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#define XDP_PGOFF_TX_RING 0x80000000
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#define XDP_UMEM_PGOFF_FILL_RING 0x100000000ULL
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#define XDP_UMEM_PGOFF_COMPLETION_RING 0x180000000ULL
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#define XSK_UNALIGNED_BUF_OFFSET_SHIFT 48
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#define XSK_UNALIGNED_BUF_ADDR_MASK ((1ULL << XSK_UNALIGNED_BUF_OFFSET_SHIFT) - 1)
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struct xdp_desc {
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__u64 addr;
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__u32 len;
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__u32 options;
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};
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#define XDP_PKT_CONTD (1 << 0)
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#endif
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