diff options
| -rw-r--r-- | tun/wintun/wintun_windows.go | 20 |
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 |