unix: add missing tpacket block (sub)header

This adds the missing tpacket_hdr_v1 struct, which is needed to read tpacket_block_desc (hdr member, which is a union and therfore defined as [40]byte). This doesn't modify block_desc so existing implementations keep working. Caveat: Although TpacketBDTS has a usec member, this will contain nsec in case of tpacket v2 or v3. Change-Id: I772939fe56cf56fc09cf4acf4013b23beb6e03c7 Reviewed-on: https://go-review.googlesource.com/c/sys/+/174861 Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
golang · May 2, 2019 · a43fa87 · a43fa87
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commit a43fa87
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diff --git a/unix/linux/types.go b/unix/linux/types.go
@@ -1160,6 +1160,10 @@ type TpacketHdrVariant1 C.struct_tpacket_hdr_variant1
 
 type TpacketBlockDesc C.struct_tpacket_block_desc
 
+type TpacketBDTS C.struct_tpacket_bd_ts
+
+type TpacketHdrV1 C.struct_tpacket_hdr_v1
+
 type TpacketReq C.struct_tpacket_req
 
 type TpacketReq3 C.struct_tpacket_req3

diff --git a/unix/ztypes_linux_386.go b/unix/ztypes_linux_386.go
diff --git a/unix/ztypes_linux_amd64.go b/unix/ztypes_linux_amd64.go
diff --git a/unix/ztypes_linux_arm.go b/unix/ztypes_linux_arm.go
diff --git a/unix/ztypes_linux_arm64.go b/unix/ztypes_linux_arm64.go
diff --git a/unix/ztypes_linux_mips.go b/unix/ztypes_linux_mips.go
diff --git a/unix/ztypes_linux_mips64.go b/unix/ztypes_linux_mips64.go
diff --git a/unix/ztypes_linux_mips64le.go b/unix/ztypes_linux_mips64le.go
diff --git a/unix/ztypes_linux_mipsle.go b/unix/ztypes_linux_mipsle.go
diff --git a/unix/ztypes_linux_ppc64.go b/unix/ztypes_linux_ppc64.go
diff --git a/unix/ztypes_linux_ppc64le.go b/unix/ztypes_linux_ppc64le.go
diff --git a/unix/ztypes_linux_riscv64.go b/unix/ztypes_linux_riscv64.go
diff --git a/unix/ztypes_linux_s390x.go b/unix/ztypes_linux_s390x.go
diff --git a/unix/ztypes_linux_sparc64.go b/unix/ztypes_linux_sparc64.go