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-rw-r--r--tun/wintun/wintun_windows.go20
1 files changed, 20 insertions, 0 deletions
diff --git a/tun/wintun/wintun_windows.go b/tun/wintun/wintun_windows.go
index b8aabf3..160d51f 100644
--- a/tun/wintun/wintun_windows.go
+++ b/tun/wintun/wintun_windows.go
@@ -311,6 +311,9 @@ func CreateInterface(description string, requestedGUID *windows.GUID) (wintun *W
waitForRegistryTimeout)
if err == nil {
_, err = registryEx.GetStringValueWait(key, "Name", waitForRegistryTimeout)
+ if err == nil {
+ _, err = registryEx.GetStringValueWait(key, "PnPInstanceId", waitForRegistryTimeout)
+ }
key.Close()
}
}
@@ -614,6 +617,23 @@ func (wintun *Wintun) DataFileName() string {
return fmt.Sprintf("\\\\.\\Global\\WINTUN%d", wintun.luidIndex)
}
+// NdisFileName returns the Wintun NDIS device object name.
+func (wintun *Wintun) NdisFileName() (string, error) {
+ key, err := registry.OpenKey(registry.LOCAL_MACHINE, wintun.netRegKeyName(), registry.QUERY_VALUE)
+ if err != nil {
+ return "", fmt.Errorf("Network-specific registry key open failed: %v", err)
+ }
+ defer key.Close()
+
+ // Get the interface name.
+ pnpInstanceID, err := registryEx.GetStringValue(key, "PnPInstanceId")
+ if err != nil {
+ return "", fmt.Errorf("PnpInstanceId registry key read failed: %v", err)
+ }
+ mangledPnpNode := strings.ReplaceAll(fmt.Sprintf("%s\\{cac88484-7515-4c03-82e6-71a87abac361}", pnpInstanceID), "\\", "#")
+ return fmt.Sprintf("\\\\.\\Global\\%s", mangledPnpNode), nil
+}
+
// GUID returns the GUID of the interface.
func (wintun *Wintun) GUID() windows.GUID {
return wintun.cfgInstanceID