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/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2019 WireGuard LLC. All Rights Reserved.
*/
package setupapi
import (
"strings"
"syscall"
"testing"
"golang.org/x/sys/windows"
)
var deviceClassNetGUID = windows.GUID{0x4d36e972, 0xe325, 0x11ce, [8]byte{0xbf, 0xc1, 0x08, 0x00, 0x2b, 0xe1, 0x03, 0x18}}
var computerName string
func init() {
computerName, _ = windows.ComputerName()
}
func TestSetupDiClassNameFromGuidEx(t *testing.T) {
deviceClassNetName, err := SetupDiClassNameFromGuidEx(&deviceClassNetGUID, "")
if err != nil {
t.Errorf("Error calling SetupDiClassNameFromGuidEx: %s", err.Error())
} else if strings.ToLower(deviceClassNetName) != "net" {
t.Errorf("SetupDiClassNameFromGuidEx(%x) should return \"Net\"", deviceClassNetGUID)
}
deviceClassNetName, err = SetupDiClassNameFromGuidEx(&deviceClassNetGUID, computerName)
if err != nil {
t.Errorf("Error calling SetupDiClassNameFromGuidEx: %s", err.Error())
} else if strings.ToLower(deviceClassNetName) != "net" {
t.Errorf("SetupDiClassNameFromGuidEx(%x) should return \"Net\"", deviceClassNetGUID)
}
_, err = SetupDiClassNameFromGuidEx(nil, "")
if err == nil {
t.Errorf("SetupDiClassNameFromGuidEx(nil) should fail")
} else {
if errWin, ok := err.(syscall.Errno); !ok || errWin != 1784 /*ERROR_INVALID_USER_BUFFER*/ {
t.Errorf("SetupDiClassNameFromGuidEx(nil) should fail with ERROR_INVALID_USER_BUFFER")
}
}
}
func TestSetupDiClassGuidsFromNameEx(t *testing.T) {
ClassGUIDs, err := SetupDiClassGuidsFromNameEx("Net", "")
if err != nil {
t.Errorf("Error calling SetupDiClassGuidsFromNameEx: %s", err.Error())
} else {
found := false
for i := range ClassGUIDs {
if ClassGUIDs[i] == deviceClassNetGUID {
found = true
break
}
}
if !found {
t.Errorf("SetupDiClassGuidsFromNameEx(\"Net\") should return %x", deviceClassNetGUID)
}
}
ClassGUIDs, err = SetupDiClassGuidsFromNameEx("foobar-34274a51-a6e6-45f0-80d6-c62be96dd5fe", computerName)
if err != nil {
t.Errorf("Error calling SetupDiClassGuidsFromNameEx: %s", err.Error())
} else if len(ClassGUIDs) != 0 {
t.Errorf("SetupDiClassGuidsFromNameEx(\"foobar-34274a51-a6e6-45f0-80d6-c62be96dd5fe\") should return an empty GUID set")
}
}
func TestSetupDiGetClassDevsEx(t *testing.T) {
devInfoList, err := SetupDiGetClassDevsEx(&deviceClassNetGUID, "PCI", 0, DIGCF_PRESENT, DevInfo(0), computerName)
if err == nil {
devInfoList.Close()
} else {
t.Errorf("Error calling SetupDiGetClassDevsEx: %s", err.Error())
}
devInfoList, err = SetupDiGetClassDevsEx(nil, "", 0, DIGCF_PRESENT, DevInfo(0), "")
if err == nil {
devInfoList.Close()
t.Errorf("SetupDiGetClassDevsEx(nil, ...) should fail")
} else {
if errWin, ok := err.(syscall.Errno); !ok || errWin != 87 /*ERROR_INVALID_PARAMETER*/ {
t.Errorf("SetupDiGetClassDevsEx(nil, ...) should fail with ERROR_INVALID_PARAMETER")
}
}
}
func TestSetupDiGetDeviceInfoListDetailLocal(t *testing.T) {
devInfoList, err := SetupDiGetClassDevsEx(&deviceClassNetGUID, "", 0, DIGCF_PRESENT, DevInfo(0), "")
if err != nil {
t.Errorf("Error calling SetupDiGetClassDevsEx: %s", err.Error())
}
defer devInfoList.Close()
data, err := SetupDiGetDeviceInfoListDetail(devInfoList)
if err != nil {
t.Errorf("Error calling SetupDiGetDeviceInfoListDetail: %s", err.Error())
} else {
if data.ClassGUID != deviceClassNetGUID {
t.Error("SetupDiGetDeviceInfoListDetail returned different class GUID")
}
if data.RemoteMachineHandle != windows.Handle(0) {
t.Error("SetupDiGetDeviceInfoListDetail returned non-NULL remote machine handle")
}
if data.RemoteMachineName != "" {
t.Error("SetupDiGetDeviceInfoListDetail returned non-NULL remote machine name")
}
}
}
func TestSetupDiGetDeviceInfoListDetailRemote(t *testing.T) {
devInfoList, err := SetupDiGetClassDevsEx(&deviceClassNetGUID, "", 0, DIGCF_PRESENT, DevInfo(0), computerName)
if err != nil {
t.Errorf("Error calling SetupDiGetClassDevsEx: %s", err.Error())
}
defer devInfoList.Close()
data, err := SetupDiGetDeviceInfoListDetail(devInfoList)
if err != nil {
t.Errorf("Error calling SetupDiGetDeviceInfoListDetail: %s", err.Error())
} else {
if data.ClassGUID != deviceClassNetGUID {
t.Error("SetupDiGetDeviceInfoListDetail returned different class GUID")
}
if data.RemoteMachineHandle == windows.Handle(0) {
t.Error("SetupDiGetDeviceInfoListDetail returned NULL remote machine handle")
}
if data.RemoteMachineName != computerName {
t.Error("SetupDiGetDeviceInfoListDetail returned different remote machine name")
}
}
}
func TestSetupDiEnumDeviceInfo(t *testing.T) {
devInfoList, err := SetupDiGetClassDevsEx(&deviceClassNetGUID, "", 0, DIGCF_PRESENT, DevInfo(0), "")
if err != nil {
t.Errorf("Error calling SetupDiGetClassDevsEx: %s", err.Error())
}
defer devInfoList.Close()
for i := 0; true; i++ {
data, err := SetupDiEnumDeviceInfo(devInfoList, i)
if err != nil {
if errWin, ok := err.(syscall.Errno); ok && errWin == 259 /*ERROR_NO_MORE_ITEMS*/ {
break
}
continue
}
if data.ClassGUID != deviceClassNetGUID {
t.Error("SetupDiEnumDeviceInfo returned different class GUID")
}
}
}
func TestSetupDiOpenDevRegKey(t *testing.T) {
devInfoList, err := SetupDiGetClassDevsEx(&deviceClassNetGUID, "", 0, DIGCF_PRESENT, DevInfo(0), "")
if err != nil {
t.Errorf("Error calling SetupDiGetClassDevsEx: %s", err.Error())
}
defer devInfoList.Close()
for i := 0; true; i++ {
data, err := SetupDiEnumDeviceInfo(devInfoList, i)
if err != nil {
if errWin, ok := err.(syscall.Errno); ok && errWin == 259 /*ERROR_NO_MORE_ITEMS*/ {
break
}
continue
}
key, err := SetupDiOpenDevRegKey(devInfoList, data, DICS_FLAG_GLOBAL, 0, DIREG_DRV, windows.KEY_READ)
if err != nil {
t.Errorf("Error calling SetupDiOpenDevRegKey: %s", err.Error())
}
defer key.Close()
}
}
func TestSetupDiGetDeviceInstallParams(t *testing.T) {
devInfoList, err := SetupDiGetClassDevsEx(&deviceClassNetGUID, "", 0, DIGCF_PRESENT, DevInfo(0), "")
if err != nil {
t.Errorf("Error calling SetupDiGetClassDevsEx: %s", err.Error())
}
defer devInfoList.Close()
for i := 0; true; i++ {
data, err := SetupDiEnumDeviceInfo(devInfoList, i)
if err != nil {
if errWin, ok := err.(syscall.Errno); ok && errWin == 259 /*ERROR_NO_MORE_ITEMS*/ {
break
}
continue
}
_, err = SetupDiGetDeviceInstallParams(devInfoList, data)
if err != nil {
t.Errorf("Error calling SetupDiOpenDevRegKey: %s", err.Error())
}
}
}
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