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tailscale/wgengine/winnet/winnet_windows.go

27 lines
569 B
Go

// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package winnet
import (
"fmt"
"github.com/go-ole/go-ole"
"syscall"
"unsafe"
)
func (v *INetworkConnection) GetAdapterId() (string, error) {
buf := ole.GUID{}
hr, _, _ := syscall.Syscall(
v.VTable().GetAdapterId,
2,
uintptr(unsafe.Pointer(v)),
uintptr(unsafe.Pointer(&buf)),
0)
if hr != 0 {
return "", fmt.Errorf("GetAdapterId failed: %08x", hr)
}
return buf.String(), nil
}