From 94d78a90c66fa1491cdd7ced14a76fd90da5c80b Mon Sep 17 00:00:00 2001 From: arctic-alpaca <67190338+arctic-alpaca@users.noreply.github.com> Date: Tue, 1 Oct 2024 21:30:30 +0200 Subject: [PATCH] update/add missing AF_XDP structs & constants --- libc-test/build.rs | 36 +++++++++++++++++++++++++-- libc-test/semver/linux-gnu.txt | 5 ++++ libc-test/semver/linux-musl.txt | 5 ++++ src/unix/linux_like/linux/gnu/mod.rs | 28 +++++++++++++++++++++ src/unix/linux_like/linux/musl/mod.rs | 28 +++++++++++++++++++++ 5 files changed, 100 insertions(+), 2 deletions(-) diff --git a/libc-test/build.rs b/libc-test/build.rs index 743f9f28404db..4946f5e206897 100644 --- a/libc-test/build.rs +++ b/libc-test/build.rs @@ -3785,12 +3785,25 @@ fn test_linux(target: &str) { // FIXME: Requires >= 5.4 kernel headers. // Everything that uses install-musl.sh has 4.19 kernel headers. - "xdp_umem_reg" | "xdp_ring_offset" | "xdp_mmap_offsets" if musl => true, + "xdp_ring_offset" | "xdp_mmap_offsets" if musl => true, + + // FIXME: Requires >= 6.8 kernel headers. + // A field was added in 6.8. + // https://github.com/torvalds/linux/commit/341ac980eab90ac1f6c22ee9f9da83ed9604d899 + // The previous version of the struct was removed in 6.11 due to a bug. + // https://github.com/torvalds/linux/commit/32654bbd6313b4cfc82297e6634fa9725c3c900f + "xdp_umem_reg" => true, // FIXME: Requires >= 5.9 kernel headers. // Everything that uses install-musl.sh has 4.19 kernel headers. "xdp_statistics" if musl => true, + // FIXME: Requires >= 6.8 kernel headers. + "xsk_tx_metadata" + | "__c_anonymous_xsk_tx_metadata_union" + | "xsk_tx_metadata_request" + | "xsk_tx_metadata_completion" => true, + // A new field was added in kernel 5.4, this is the old version for backwards compatibility. // https://github.com/torvalds/linux/commit/77cd0d7b3f257fd0e3096b4fdcff1a7d38e99e10 "xdp_ring_offset_v1" | "xdp_mmap_offsets_v1" => true, @@ -4216,6 +4229,23 @@ fn test_linux(target: &str) { true } + // FIXME: Requires >= 6.8 kernel headers. + "XDP_UMEM_TX_SW_CSUM" + | "XDP_TXMD_FLAGS_TIMESTAMP" + | "XDP_TXMD_FLAGS_CHECKSUM" + | "XDP_TX_METADATA" + => + { + true + } + + // FIXME: Requires >= 6.11 kernel headers. + "XDP_UMEM_TX_METADATA_LEN" + => + { + true + } + // FIXME: Requires >= 6.6 kernel headers. "SYS_fchmodat2" => true, @@ -4458,7 +4488,9 @@ fn test_linux(target: &str) { // either fsid_t or int[2] type (struct_ == "fanotify_event_info_fid" && field == "fsid") || // `handle` is a VLA - (struct_ == "fanotify_event_info_fid" && field == "handle") + (struct_ == "fanotify_event_info_fid" && field == "handle") || + // the `xsk_tx_metadata_union` field is an anonymous union + (struct_ == "xsk_tx_metadata" && field == "xsk_tx_metadata_union") }); cfg.skip_roundtrip(move |s| match s { diff --git a/libc-test/semver/linux-gnu.txt b/libc-test/semver/linux-gnu.txt index 89253b6482090..aeb69a6960c5a 100644 --- a/libc-test/semver/linux-gnu.txt +++ b/libc-test/semver/linux-gnu.txt @@ -489,6 +489,8 @@ XDP_TX_RING XDP_UMEM_REG XDP_UMEM_FILL_RING XDP_UMEM_COMPLETION_RING +XDP_UMEM_TX_SW_CSUM +XDP_UMEM_TX_METADATA_LEN XDP_STATISTICS XDP_OPTIONS XDP_OPTIONS_ZEROCOPY @@ -498,7 +500,10 @@ XDP_UMEM_PGOFF_FILL_RING XDP_UMEM_PGOFF_COMPLETION_RING XSK_UNALIGNED_BUF_OFFSET_SHIFT XSK_UNALIGNED_BUF_ADDR_MASK +XDP_TXMD_FLAGS_TIMESTAMP +XDP_TXMD_FLAGS_CHECKSUM XDP_PKT_CONTD +XDP_TX_METADATA XENFS_SUPER_MAGIC XFS_SUPER_MAGIC _CS_GNU_LIBC_VERSION diff --git a/libc-test/semver/linux-musl.txt b/libc-test/semver/linux-musl.txt index 3e1b2af9c0a9e..ac15014e63b1c 100644 --- a/libc-test/semver/linux-musl.txt +++ b/libc-test/semver/linux-musl.txt @@ -41,11 +41,16 @@ XDP_RX_RING XDP_SHARED_UMEM XDP_STATISTICS XDP_TX_RING +XDP_TX_METADATA +XDP_TXMD_FLAGS_CHECKSUM +XDP_TXMD_FLAGS_TIMESTAMP XDP_UMEM_COMPLETION_RING XDP_UMEM_FILL_RING XDP_UMEM_PGOFF_COMPLETION_RING XDP_UMEM_PGOFF_FILL_RING XDP_UMEM_REG +XDP_UMEM_TX_METADATA_LEN +XDP_UMEM_TX_SW_CSUM XDP_UMEM_UNALIGNED_CHUNK_FLAG XDP_USE_NEED_WAKEUP XDP_USE_SG diff --git a/src/unix/linux_like/linux/gnu/mod.rs b/src/unix/linux_like/linux/gnu/mod.rs index a22e5484abcd2..9158a9b80bfa6 100644 --- a/src/unix/linux_like/linux/gnu/mod.rs +++ b/src/unix/linux_like/linux/gnu/mod.rs @@ -399,6 +399,7 @@ s! { pub chunk_size: ::__u32, pub headroom: ::__u32, pub flags: ::__u32, + pub tx_metadata_len: ::__u32, } pub struct xdp_umem_reg_v1 { @@ -433,6 +434,15 @@ s! { pub options: ::__u32, } + pub struct xsk_tx_metadata_completion { + pub tx_timestamp: ::__u64, + } + + pub struct xsk_tx_metadata_request { + pub csum_start: ::__u16, + pub csum_offset: ::__u16, + } + pub struct iocb { pub aio_data: ::__u64, #[cfg(target_endian = "little")] @@ -640,6 +650,18 @@ s_no_extra_traits! { pub ut_addr_v6: [i32; 4], __glibc_reserved: [::c_char; 20], } + + #[allow(missing_debug_implementations)] + pub struct xsk_tx_metadata { + pub flags: ::__u64, + pub xsk_tx_metadata_union: __c_anonymous_xsk_tx_metadata_union, + } + + #[allow(missing_debug_implementations)] + pub union __c_anonymous_xsk_tx_metadata_union { + pub request: xsk_tx_metadata_request, + pub completion: xsk_tx_metadata_completion, + } } cfg_if! { @@ -1070,6 +1092,8 @@ pub const XDP_USE_NEED_WAKEUP: ::__u16 = 1 << 3; pub const XDP_USE_SG: ::__u16 = 1 << 4; pub const XDP_UMEM_UNALIGNED_CHUNK_FLAG: ::__u32 = 1 << 0; +pub const XDP_UMEM_TX_SW_CSUM: ::__u32 = 1 << 1; +pub const XDP_UMEM_TX_METADATA_LEN: ::__u32 = 1 << 2; pub const XDP_RING_NEED_WAKEUP: ::__u32 = 1 << 0; @@ -1092,7 +1116,11 @@ pub const XDP_UMEM_PGOFF_COMPLETION_RING: ::c_ulonglong = 0x180000000; pub const XSK_UNALIGNED_BUF_OFFSET_SHIFT: ::c_int = 48; pub const XSK_UNALIGNED_BUF_ADDR_MASK: ::c_ulonglong = (1 << XSK_UNALIGNED_BUF_OFFSET_SHIFT) - 1; +pub const XDP_TXMD_FLAGS_TIMESTAMP: ::__u32 = 1 << 0; +pub const XDP_TXMD_FLAGS_CHECKSUM: ::__u32 = 1 << 1; + pub const XDP_PKT_CONTD: ::__u32 = 1 << 0; +pub const XDP_TX_METADATA: ::__u32 = 1 << 1; pub const ELFOSABI_ARM_AEABI: u8 = 64; diff --git a/src/unix/linux_like/linux/musl/mod.rs b/src/unix/linux_like/linux/musl/mod.rs index a37da7d24c314..7a3d286c1dca4 100644 --- a/src/unix/linux_like/linux/musl/mod.rs +++ b/src/unix/linux_like/linux/musl/mod.rs @@ -311,6 +311,7 @@ s! { pub chunk_size: ::__u32, pub headroom: ::__u32, pub flags: ::__u32, + pub tx_metadata_len: ::__u32, } pub struct xdp_umem_reg_v1 { @@ -345,6 +346,15 @@ s! { pub options: ::__u32, } + pub struct xsk_tx_metadata_completion { + pub tx_timestamp: ::__u64, + } + + pub struct xsk_tx_metadata_request { + pub csum_start: ::__u16, + pub csum_offset: ::__u16, + } + // netinet/tcp.h pub struct tcp_info { @@ -469,6 +479,18 @@ s_no_extra_traits! { pub ut_addr_v6: [::c_uint; 4], __unused: [::c_char; 20], } + + #[allow(missing_debug_implementations)] + pub struct xsk_tx_metadata { + pub flags: ::__u64, + pub xsk_tx_metadata_union: __c_anonymous_xsk_tx_metadata_union, + } + + #[allow(missing_debug_implementations)] + pub union __c_anonymous_xsk_tx_metadata_union { + pub request: xsk_tx_metadata_request, + pub completion: xsk_tx_metadata_completion, + } } cfg_if! { @@ -859,6 +881,8 @@ pub const XDP_USE_NEED_WAKEUP: ::__u16 = 1 << 3; pub const XDP_USE_SG: ::__u16 = 1 << 4; pub const XDP_UMEM_UNALIGNED_CHUNK_FLAG: ::__u32 = 1 << 0; +pub const XDP_UMEM_TX_SW_CSUM: ::__u32 = 1 << 1; +pub const XDP_UMEM_TX_METADATA_LEN: ::__u32 = 1 << 2; pub const XDP_RING_NEED_WAKEUP: ::__u32 = 1 << 0; @@ -881,7 +905,11 @@ pub const XDP_UMEM_PGOFF_COMPLETION_RING: ::c_ulonglong = 0x180000000; pub const XSK_UNALIGNED_BUF_OFFSET_SHIFT: ::c_int = 48; pub const XSK_UNALIGNED_BUF_ADDR_MASK: ::c_ulonglong = (1 << XSK_UNALIGNED_BUF_OFFSET_SHIFT) - 1; +pub const XDP_TXMD_FLAGS_TIMESTAMP: ::__u32 = 1 << 0; +pub const XDP_TXMD_FLAGS_CHECKSUM: ::__u32 = 1 << 1; + pub const XDP_PKT_CONTD: ::__u32 = 1 << 0; +pub const XDP_TX_METADATA: ::__u32 = 1 << 1; cfg_if! { if #[cfg(target_arch = "s390x")] {