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windows: add IsProcessorFeaturePresent and processor feature consts

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For golang/go#76791

Change-Id: I1594c4868262c78d40e1ebd883a01a71236e4981
Reviewed-on: https://go-review.googlesource.com/c/sys/+/740500
Reviewed-by: Quim Muntal <quimmuntal@gmail.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
This commit is contained in:
Alex Brainman
2026-01-31 15:25:24 -08:00
parent d25a7aaff8
commit f11c7bb268
4 changed files with 112 additions and 0 deletions
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windows/syscall_windows.go
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@@ -900,6 +900,7 @@ const socket_error = uintptr(^uint32(0))
//sys NotifyRouteChange2(family uint16, callback uintptr, callerContext unsafe.Pointer, initialNotification bool, notificationHandle *Handle) (errcode error) = iphlpapi.NotifyRouteChange2
//sys NotifyUnicastIpAddressChange(family uint16, callback uintptr, callerContext unsafe.Pointer, initialNotification bool, notificationHandle *Handle) (errcode error) = iphlpapi.NotifyUnicastIpAddressChange
//sys CancelMibChangeNotify2(notificationHandle Handle) (errcode error) = iphlpapi.CancelMibChangeNotify2
//sys IsProcessorFeaturePresent(ProcessorFeature uint32) (ret bool) = kernel32.IsProcessorFeaturePresent
// For testing: clients can set this flag to force
// creation of IPv6 sockets to return EAFNOSUPPORT.