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update/add missing AF_XDP structs & constants
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5 files changed

+100
-2
lines changed

5 files changed

+100
-2
lines changed

‎libc-test/build.rs

+34-2
Original file line numberDiff line numberDiff line change
@@ -3815,12 +3815,25 @@ fn test_linux(target: &str) {
38153815

38163816
// FIXME: Requires >= 5.4 kernel headers.
38173817
// Everything that uses install-musl.sh has 4.19 kernel headers.
3818-
"xdp_umem_reg" | "xdp_ring_offset" | "xdp_mmap_offsets" if musl => true,
3818+
"xdp_ring_offset" | "xdp_mmap_offsets" if musl => true,
3819+
3820+
// FIXME: Requires >= 6.8 kernel headers.
3821+
// A field was added in 6.8.
3822+
// https://github.com/torvalds/linux/commit/341ac980eab90ac1f6c22ee9f9da83ed9604d899
3823+
// The previous version of the struct was removed in 6.11 due to a bug.
3824+
// https://github.com/torvalds/linux/commit/32654bbd6313b4cfc82297e6634fa9725c3c900f
3825+
"xdp_umem_reg" => true,
38193826

38203827
// FIXME: Requires >= 5.9 kernel headers.
38213828
// Everything that uses install-musl.sh has 4.19 kernel headers.
38223829
"xdp_statistics" if musl => true,
38233830

3831+
// FIXME: Requires >= 6.8 kernel headers.
3832+
"xsk_tx_metadata"
3833+
| "__c_anonymous_xsk_tx_metadata_union"
3834+
| "xsk_tx_metadata_request"
3835+
| "xsk_tx_metadata_completion" => true,
3836+
38243837
// A new field was added in kernel 5.4, this is the old version for backwards compatibility.
38253838
// https://github.com/torvalds/linux/commit/77cd0d7b3f257fd0e3096b4fdcff1a7d38e99e10
38263839
"xdp_ring_offset_v1" | "xdp_mmap_offsets_v1" => true,
@@ -4249,6 +4262,23 @@ fn test_linux(target: &str) {
42494262
true
42504263
}
42514264

4265+
// FIXME: Requires >= 6.8 kernel headers.
4266+
"XDP_UMEM_TX_SW_CSUM"
4267+
| "XDP_TXMD_FLAGS_TIMESTAMP"
4268+
| "XDP_TXMD_FLAGS_CHECKSUM"
4269+
| "XDP_TX_METADATA"
4270+
=>
4271+
{
4272+
true
4273+
}
4274+
4275+
// FIXME: Requires >= 6.11 kernel headers.
4276+
"XDP_UMEM_TX_METADATA_LEN"
4277+
=>
4278+
{
4279+
true
4280+
}
4281+
42524282
// FIXME: Requires >= 6.6 kernel headers.
42534283
"SYS_fchmodat2" => true,
42544284

@@ -4495,7 +4525,9 @@ fn test_linux(target: &str) {
44954525
// either fsid_t or int[2] type
44964526
(struct_ == "fanotify_event_info_fid" && field == "fsid") ||
44974527
// `handle` is a VLA
4498-
(struct_ == "fanotify_event_info_fid" && field == "handle")
4528+
(struct_ == "fanotify_event_info_fid" && field == "handle") ||
4529+
// the `xsk_tx_metadata_union` field is an anonymous union
4530+
(struct_ == "xsk_tx_metadata" && field == "xsk_tx_metadata_union")
44994531
});
45004532

45014533
cfg.skip_roundtrip(move |s| match s {

‎libc-test/semver/linux-gnu.txt

+5
Original file line numberDiff line numberDiff line change
@@ -489,12 +489,17 @@ XDP_RING_NEED_WAKEUP
489489
XDP_RX_RING
490490
XDP_SHARED_UMEM
491491
XDP_STATISTICS
492+
XDP_TXMD_FLAGS_CHECKSUM
493+
XDP_TXMD_FLAGS_TIMESTAMP
494+
XDP_TX_METADATA
492495
XDP_TX_RING
493496
XDP_UMEM_COMPLETION_RING
494497
XDP_UMEM_FILL_RING
495498
XDP_UMEM_PGOFF_COMPLETION_RING
496499
XDP_UMEM_PGOFF_FILL_RING
497500
XDP_UMEM_REG
501+
XDP_UMEM_TX_METADATA_LEN
502+
XDP_UMEM_TX_SW_CSUM
498503
XDP_UMEM_UNALIGNED_CHUNK_FLAG
499504
XDP_USE_NEED_WAKEUP
500505
XDP_USE_SG

‎libc-test/semver/linux-musl.txt

+5
Original file line numberDiff line numberDiff line change
@@ -48,12 +48,17 @@ XDP_RING_NEED_WAKEUP
4848
XDP_RX_RING
4949
XDP_SHARED_UMEM
5050
XDP_STATISTICS
51+
XDP_TXMD_FLAGS_CHECKSUM
52+
XDP_TXMD_FLAGS_TIMESTAMP
53+
XDP_TX_METADATA
5154
XDP_TX_RING
5255
XDP_UMEM_COMPLETION_RING
5356
XDP_UMEM_FILL_RING
5457
XDP_UMEM_PGOFF_COMPLETION_RING
5558
XDP_UMEM_PGOFF_FILL_RING
5659
XDP_UMEM_REG
60+
XDP_UMEM_TX_METADATA_LEN
61+
XDP_UMEM_TX_SW_CSUM
5762
XDP_UMEM_UNALIGNED_CHUNK_FLAG
5863
XDP_USE_NEED_WAKEUP
5964
XDP_USE_SG

‎src/unix/linux_like/linux/gnu/mod.rs

+28
Original file line numberDiff line numberDiff line change
@@ -399,6 +399,7 @@ s! {
399399
pub chunk_size: ::__u32,
400400
pub headroom: ::__u32,
401401
pub flags: ::__u32,
402+
pub tx_metadata_len: ::__u32,
402403
}
403404

404405
pub struct xdp_umem_reg_v1 {
@@ -433,6 +434,15 @@ s! {
433434
pub options: ::__u32,
434435
}
435436

437+
pub struct xsk_tx_metadata_completion {
438+
pub tx_timestamp: ::__u64,
439+
}
440+
441+
pub struct xsk_tx_metadata_request {
442+
pub csum_start: ::__u16,
443+
pub csum_offset: ::__u16,
444+
}
445+
436446
pub struct iocb {
437447
pub aio_data: ::__u64,
438448
#[cfg(target_endian = "little")]
@@ -640,6 +650,18 @@ s_no_extra_traits! {
640650
pub ut_addr_v6: [i32; 4],
641651
__glibc_reserved: [::c_char; 20],
642652
}
653+
654+
#[allow(missing_debug_implementations)]
655+
pub struct xsk_tx_metadata {
656+
pub flags: ::__u64,
657+
pub xsk_tx_metadata_union: __c_anonymous_xsk_tx_metadata_union,
658+
}
659+
660+
#[allow(missing_debug_implementations)]
661+
pub union __c_anonymous_xsk_tx_metadata_union {
662+
pub request: xsk_tx_metadata_request,
663+
pub completion: xsk_tx_metadata_completion,
664+
}
643665
}
644666

645667
cfg_if! {
@@ -1070,6 +1092,8 @@ pub const XDP_USE_NEED_WAKEUP: ::__u16 = 1 << 3;
10701092
pub const XDP_USE_SG: ::__u16 = 1 << 4;
10711093

10721094
pub const XDP_UMEM_UNALIGNED_CHUNK_FLAG: ::__u32 = 1 << 0;
1095+
pub const XDP_UMEM_TX_SW_CSUM: ::__u32 = 1 << 1;
1096+
pub const XDP_UMEM_TX_METADATA_LEN: ::__u32 = 1 << 2;
10731097

10741098
pub const XDP_RING_NEED_WAKEUP: ::__u32 = 1 << 0;
10751099

@@ -1092,7 +1116,11 @@ pub const XDP_UMEM_PGOFF_COMPLETION_RING: ::c_ulonglong = 0x180000000;
10921116
pub const XSK_UNALIGNED_BUF_OFFSET_SHIFT: ::c_int = 48;
10931117
pub const XSK_UNALIGNED_BUF_ADDR_MASK: ::c_ulonglong = (1 << XSK_UNALIGNED_BUF_OFFSET_SHIFT) - 1;
10941118

1119+
pub const XDP_TXMD_FLAGS_TIMESTAMP: ::__u32 = 1 << 0;
1120+
pub const XDP_TXMD_FLAGS_CHECKSUM: ::__u32 = 1 << 1;
1121+
10951122
pub const XDP_PKT_CONTD: ::__u32 = 1 << 0;
1123+
pub const XDP_TX_METADATA: ::__u32 = 1 << 1;
10961124

10971125
pub const ELFOSABI_ARM_AEABI: u8 = 64;
10981126

‎src/unix/linux_like/linux/musl/mod.rs

+28
Original file line numberDiff line numberDiff line change
@@ -311,6 +311,7 @@ s! {
311311
pub chunk_size: ::__u32,
312312
pub headroom: ::__u32,
313313
pub flags: ::__u32,
314+
pub tx_metadata_len: ::__u32,
314315
}
315316

316317
pub struct xdp_umem_reg_v1 {
@@ -345,6 +346,15 @@ s! {
345346
pub options: ::__u32,
346347
}
347348

349+
pub struct xsk_tx_metadata_completion {
350+
pub tx_timestamp: ::__u64,
351+
}
352+
353+
pub struct xsk_tx_metadata_request {
354+
pub csum_start: ::__u16,
355+
pub csum_offset: ::__u16,
356+
}
357+
348358
// netinet/tcp.h
349359

350360
pub struct tcp_info {
@@ -469,6 +479,18 @@ s_no_extra_traits! {
469479
pub ut_addr_v6: [::c_uint; 4],
470480
__unused: [::c_char; 20],
471481
}
482+
483+
#[allow(missing_debug_implementations)]
484+
pub struct xsk_tx_metadata {
485+
pub flags: ::__u64,
486+
pub xsk_tx_metadata_union: __c_anonymous_xsk_tx_metadata_union,
487+
}
488+
489+
#[allow(missing_debug_implementations)]
490+
pub union __c_anonymous_xsk_tx_metadata_union {
491+
pub request: xsk_tx_metadata_request,
492+
pub completion: xsk_tx_metadata_completion,
493+
}
472494
}
473495

474496
cfg_if! {
@@ -871,6 +893,8 @@ pub const XDP_USE_NEED_WAKEUP: ::__u16 = 1 << 3;
871893
pub const XDP_USE_SG: ::__u16 = 1 << 4;
872894

873895
pub const XDP_UMEM_UNALIGNED_CHUNK_FLAG: ::__u32 = 1 << 0;
896+
pub const XDP_UMEM_TX_SW_CSUM: ::__u32 = 1 << 1;
897+
pub const XDP_UMEM_TX_METADATA_LEN: ::__u32 = 1 << 2;
874898

875899
pub const XDP_RING_NEED_WAKEUP: ::__u32 = 1 << 0;
876900

@@ -893,7 +917,11 @@ pub const XDP_UMEM_PGOFF_COMPLETION_RING: ::c_ulonglong = 0x180000000;
893917
pub const XSK_UNALIGNED_BUF_OFFSET_SHIFT: ::c_int = 48;
894918
pub const XSK_UNALIGNED_BUF_ADDR_MASK: ::c_ulonglong = (1 << XSK_UNALIGNED_BUF_OFFSET_SHIFT) - 1;
895919

920+
pub const XDP_TXMD_FLAGS_TIMESTAMP: ::__u32 = 1 << 0;
921+
pub const XDP_TXMD_FLAGS_CHECKSUM: ::__u32 = 1 << 1;
922+
896923
pub const XDP_PKT_CONTD: ::__u32 = 1 << 0;
924+
pub const XDP_TX_METADATA: ::__u32 = 1 << 1;
897925

898926
cfg_if! {
899927
if #[cfg(target_arch = "s390x")] {

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