mirror of
https://git.zx2c4.com/wireguard-go
synced 2024-11-15 09:15:14 +01:00
394 lines
19 KiB
Go
394 lines
19 KiB
Go
/* SPDX-License-Identifier: MIT
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*
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* Copyright (C) 2019 WireGuard LLC. All Rights Reserved.
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*/
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package setupapi
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import (
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"encoding/binary"
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"fmt"
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"syscall"
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"unsafe"
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"golang.org/x/sys/windows"
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"golang.org/x/sys/windows/registry"
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)
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//sys setupDiCreateDeviceInfoListEx(ClassGUID *windows.GUID, hwndParent uintptr, MachineName *uint16, Reserved uintptr) (handle DevInfo, err error) [failretval==DevInfo(windows.InvalidHandle)] = setupapi.SetupDiCreateDeviceInfoListExW
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// SetupDiCreateDeviceInfoListEx function creates an empty device information set on a remote or a local computer and optionally associates the set with a device setup class.
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func SetupDiCreateDeviceInfoListEx(ClassGUID *windows.GUID, hwndParent uintptr, MachineName string) (DeviceInfoSet DevInfo, err error) {
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var machineNameUTF16 *uint16
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if MachineName != "" {
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machineNameUTF16, err = syscall.UTF16PtrFromString(MachineName)
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if err != nil {
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return
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}
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}
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return setupDiCreateDeviceInfoListEx(ClassGUID, hwndParent, machineNameUTF16, 0)
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}
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//sys setupDiGetDeviceInfoListDetail(DeviceInfoSet DevInfo, DeviceInfoSetDetailData *_SP_DEVINFO_LIST_DETAIL_DATA) (err error) = setupapi.SetupDiGetDeviceInfoListDetailW
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// SetupDiGetDeviceInfoListDetail function retrieves information associated with a device information set including the class GUID, remote computer handle, and remote computer name.
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func SetupDiGetDeviceInfoListDetail(DeviceInfoSet DevInfo) (DeviceInfoSetDetailData *DevInfoListDetailData, err error) {
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var _data _SP_DEVINFO_LIST_DETAIL_DATA
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_data.Size = uint32(unsafe.Sizeof(_data))
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err = setupDiGetDeviceInfoListDetail(DeviceInfoSet, &_data)
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if err != nil {
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return
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}
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return &DevInfoListDetailData{
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ClassGUID: _data.ClassGUID,
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RemoteMachineHandle: _data.RemoteMachineHandle,
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RemoteMachineName: windows.UTF16ToString(_data.RemoteMachineName[:]),
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}, nil
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}
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// GetDeviceInfoListDetail method retrieves information associated with a device information set including the class GUID, remote computer handle, and remote computer name.
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func (DeviceInfoSet DevInfo) GetDeviceInfoListDetail() (DeviceInfoSetDetailData *DevInfoListDetailData, err error) {
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return SetupDiGetDeviceInfoListDetail(DeviceInfoSet)
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}
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//sys setupDiCreateDeviceInfo(DeviceInfoSet DevInfo, DeviceName *uint16, ClassGUID *windows.GUID, DeviceDescription *uint16, hwndParent uintptr, CreationFlags DICD, DeviceInfoData *SP_DEVINFO_DATA) (err error) = setupapi.SetupDiCreateDeviceInfoW
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// SetupDiCreateDeviceInfo function creates a new device information element and adds it as a new member to the specified device information set.
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func SetupDiCreateDeviceInfo(DeviceInfoSet DevInfo, DeviceName string, ClassGUID *windows.GUID, DeviceDescription string, hwndParent uintptr, CreationFlags DICD) (DeviceInfoData *SP_DEVINFO_DATA, err error) {
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deviceNameUTF16, err := syscall.UTF16PtrFromString(DeviceName)
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if err != nil {
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return
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}
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var deviceDescriptionUTF16 *uint16
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if DeviceDescription != "" {
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deviceDescriptionUTF16, err = syscall.UTF16PtrFromString(DeviceDescription)
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if err != nil {
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return
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}
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}
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data := SP_DEVINFO_DATA{}
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data.Size = uint32(unsafe.Sizeof(data))
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return &data, setupDiCreateDeviceInfo(DeviceInfoSet, deviceNameUTF16, ClassGUID, deviceDescriptionUTF16, hwndParent, CreationFlags, &data)
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}
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// CreateDeviceInfo method creates a new device information element and adds it as a new member to the specified device information set.
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func (DeviceInfoSet DevInfo) CreateDeviceInfo(DeviceName string, ClassGUID *windows.GUID, DeviceDescription string, hwndParent uintptr, CreationFlags DICD) (DeviceInfoData *SP_DEVINFO_DATA, err error) {
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return SetupDiCreateDeviceInfo(DeviceInfoSet, DeviceName, ClassGUID, DeviceDescription, hwndParent, CreationFlags)
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}
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//sys setupDiEnumDeviceInfo(DeviceInfoSet DevInfo, MemberIndex uint32, DeviceInfoData *SP_DEVINFO_DATA) (err error) = setupapi.SetupDiEnumDeviceInfo
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// SetupDiEnumDeviceInfo function returns a SP_DEVINFO_DATA structure that specifies a device information element in a device information set.
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func SetupDiEnumDeviceInfo(DeviceInfoSet DevInfo, MemberIndex int) (DeviceInfoData *SP_DEVINFO_DATA, err error) {
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data := SP_DEVINFO_DATA{}
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data.Size = uint32(unsafe.Sizeof(data))
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return &data, setupDiEnumDeviceInfo(DeviceInfoSet, uint32(MemberIndex), &data)
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}
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// EnumDeviceInfo method returns a SP_DEVINFO_DATA structure that specifies a device information element in a device information set.
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func (DeviceInfoSet DevInfo) EnumDeviceInfo(MemberIndex int) (DeviceInfoData *SP_DEVINFO_DATA, err error) {
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return SetupDiEnumDeviceInfo(DeviceInfoSet, MemberIndex)
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}
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// SetupDiDestroyDeviceInfoList function deletes a device information set and frees all associated memory.
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//sys SetupDiDestroyDeviceInfoList(DeviceInfoSet DevInfo) (err error) = setupapi.SetupDiDestroyDeviceInfoList
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// Close method deletes a device information set and frees all associated memory.
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func (DeviceInfoSet DevInfo) Close() error {
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return SetupDiDestroyDeviceInfoList(DeviceInfoSet)
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}
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//sys setupDiGetClassDevsEx(ClassGUID *windows.GUID, Enumerator *uint16, hwndParent uintptr, Flags DIGCF, DeviceInfoSet DevInfo, MachineName *uint16, reserved uintptr) (handle DevInfo, err error) [failretval==DevInfo(windows.InvalidHandle)] = setupapi.SetupDiGetClassDevsExW
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// SetupDiGetClassDevsEx function returns a handle to a device information set that contains requested device information elements for a local or a remote computer.
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func SetupDiGetClassDevsEx(ClassGUID *windows.GUID, Enumerator string, hwndParent uintptr, Flags DIGCF, DeviceInfoSet DevInfo, MachineName string) (handle DevInfo, err error) {
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var enumeratorUTF16 *uint16
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if Enumerator != "" {
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enumeratorUTF16, err = syscall.UTF16PtrFromString(Enumerator)
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if err != nil {
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return
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}
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}
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var machineNameUTF16 *uint16
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if MachineName != "" {
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machineNameUTF16, err = syscall.UTF16PtrFromString(MachineName)
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if err != nil {
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return
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}
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}
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return setupDiGetClassDevsEx(ClassGUID, enumeratorUTF16, hwndParent, Flags, DeviceInfoSet, machineNameUTF16, 0)
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}
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// SetupDiCallClassInstaller function calls the appropriate class installer, and any registered co-installers, with the specified installation request (DIF code).
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//sys SetupDiCallClassInstaller(InstallFunction DI_FUNCTION, DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA) (err error) = setupapi.SetupDiCallClassInstaller
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// CallClassInstaller member calls the appropriate class installer, and any registered co-installers, with the specified installation request (DIF code).
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func (DeviceInfoSet DevInfo) CallClassInstaller(InstallFunction DI_FUNCTION, DeviceInfoData *SP_DEVINFO_DATA) (err error) {
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return SetupDiCallClassInstaller(InstallFunction, DeviceInfoSet, DeviceInfoData)
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}
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//sys setupDiOpenDevRegKey(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, Scope DICS_FLAG, HwProfile uint32, KeyType DIREG, samDesired uint32) (key windows.Handle, err error) [failretval==windows.InvalidHandle] = setupapi.SetupDiOpenDevRegKey
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// SetupDiOpenDevRegKey function opens a registry key for device-specific configuration information.
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func SetupDiOpenDevRegKey(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, Scope DICS_FLAG, HwProfile uint32, KeyType DIREG, samDesired uint32) (key registry.Key, err error) {
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handle, err := setupDiOpenDevRegKey(DeviceInfoSet, DeviceInfoData, Scope, HwProfile, KeyType, samDesired)
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return registry.Key(handle), err
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}
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// OpenDevRegKey method opens a registry key for device-specific configuration information.
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func (DeviceInfoSet DevInfo) OpenDevRegKey(DeviceInfoData *SP_DEVINFO_DATA, Scope DICS_FLAG, HwProfile uint32, KeyType DIREG, samDesired uint32) (key registry.Key, err error) {
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return SetupDiOpenDevRegKey(DeviceInfoSet, DeviceInfoData, Scope, HwProfile, KeyType, samDesired)
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}
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//sys setupDiGetDeviceRegistryProperty(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, Property SPDRP, PropertyRegDataType *uint32, PropertyBuffer *byte, PropertyBufferSize uint32, RequiredSize *uint32) (err error) = setupapi.SetupDiGetDeviceRegistryPropertyW
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// SetupDiGetDeviceRegistryProperty function retrieves a specified Plug and Play device property.
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func SetupDiGetDeviceRegistryProperty(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, Property SPDRP) (value interface{}, err error) {
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buf := make([]byte, 0x100)
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var dataType, bufLen uint32
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err = setupDiGetDeviceRegistryProperty(DeviceInfoSet, DeviceInfoData, Property, &dataType, &buf[0], uint32(cap(buf)), &bufLen)
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if err == nil {
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// The buffer was sufficiently big.
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return getRegistryValue(buf[:bufLen], dataType)
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}
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if errWin, ok := err.(syscall.Errno); ok && errWin == windows.ERROR_INSUFFICIENT_BUFFER {
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// The buffer was too small. Now that we got the required size, create another one big enough and retry.
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buf = make([]byte, bufLen)
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err = setupDiGetDeviceRegistryProperty(DeviceInfoSet, DeviceInfoData, Property, &dataType, &buf[0], uint32(cap(buf)), &bufLen)
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if err == nil {
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return getRegistryValue(buf[:bufLen], dataType)
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}
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}
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return
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}
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func getRegistryValue(buf []byte, dataType uint32) (interface{}, error) {
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switch dataType {
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case windows.REG_SZ:
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return windows.UTF16ToString(toUTF16(buf)), nil
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case windows.REG_EXPAND_SZ:
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return registry.ExpandString(windows.UTF16ToString(toUTF16(buf)))
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case windows.REG_BINARY:
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return buf, nil
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case windows.REG_DWORD_LITTLE_ENDIAN:
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return binary.LittleEndian.Uint32(buf), nil
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case windows.REG_DWORD_BIG_ENDIAN:
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return binary.BigEndian.Uint32(buf), nil
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case windows.REG_MULTI_SZ:
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bufW := toUTF16(buf)
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a := []string{}
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for i := 0; i < len(bufW); {
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j := i + wcslen(bufW[i:])
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if i < j {
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a = append(a, windows.UTF16ToString(bufW[i:j]))
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}
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i = j + 1
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}
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return a, nil
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case windows.REG_QWORD_LITTLE_ENDIAN:
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return binary.LittleEndian.Uint64(buf), nil
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default:
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return nil, fmt.Errorf("Unsupported registry value type: %v", dataType)
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}
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}
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func toUTF16(buf []byte) []uint16 {
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sl := struct {
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addr *uint16
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len int
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cap int
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}{(*uint16)(unsafe.Pointer(&buf[0])), len(buf) / 2, cap(buf) / 2}
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return *(*[]uint16)(unsafe.Pointer(&sl))
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}
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func wcslen(str []uint16) int {
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for i := 0; i < len(str); i++ {
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if str[i] == 0 {
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return i
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}
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}
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return len(str)
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}
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// GetDeviceRegistryProperty method retrieves a specified Plug and Play device property.
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func (DeviceInfoSet DevInfo) GetDeviceRegistryProperty(DeviceInfoData *SP_DEVINFO_DATA, Property SPDRP) (value interface{}, err error) {
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return SetupDiGetDeviceRegistryProperty(DeviceInfoSet, DeviceInfoData, Property)
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}
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//sys setupDiSetDeviceRegistryProperty(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, Property SPDRP, PropertyBuffer *byte, PropertyBufferSize uint32) (err error) = setupapi.SetupDiSetDeviceRegistryPropertyW
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// SetupDiSetDeviceRegistryProperty function sets a Plug and Play device property for a device.
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func SetupDiSetDeviceRegistryProperty(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, Property SPDRP, PropertyBuffer []byte) (err error) {
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return setupDiSetDeviceRegistryProperty(DeviceInfoSet, DeviceInfoData, Property, &PropertyBuffer[0], uint32(len(PropertyBuffer)))
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}
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// SetDeviceRegistryProperty function sets a Plug and Play device property for a device.
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func (DeviceInfoSet DevInfo) SetDeviceRegistryProperty(DeviceInfoData *SP_DEVINFO_DATA, Property SPDRP, PropertyBuffer []byte) (err error) {
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return SetupDiSetDeviceRegistryProperty(DeviceInfoSet, DeviceInfoData, Property, PropertyBuffer)
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}
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//sys setupDiGetDeviceInstallParams(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, DeviceInstallParams *_SP_DEVINSTALL_PARAMS) (err error) = setupapi.SetupDiGetDeviceInstallParamsW
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// SetupDiGetDeviceInstallParams function retrieves device installation parameters for a device information set or a particular device information element.
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func SetupDiGetDeviceInstallParams(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA) (DeviceInstallParams *DevInstallParams, err error) {
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var _data _SP_DEVINSTALL_PARAMS
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_data.Size = uint32(unsafe.Sizeof(_data))
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err = setupDiGetDeviceInstallParams(DeviceInfoSet, DeviceInfoData, &_data)
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if err != nil {
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return
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}
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return &DevInstallParams{
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Flags: _data.Flags,
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FlagsEx: _data.FlagsEx,
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hwndParent: _data.hwndParent,
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InstallMsgHandler: _data.InstallMsgHandler,
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InstallMsgHandlerContext: _data.InstallMsgHandlerContext,
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FileQueue: _data.FileQueue,
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DriverPath: windows.UTF16ToString(_data.DriverPath[:]),
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}, nil
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}
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// GetDeviceInstallParams method retrieves device installation parameters for a device information set or a particular device information element.
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func (DeviceInfoSet DevInfo) GetDeviceInstallParams(DeviceInfoData *SP_DEVINFO_DATA) (DeviceInstallParams *DevInstallParams, err error) {
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return SetupDiGetDeviceInstallParams(DeviceInfoSet, DeviceInfoData)
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}
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// SetupDiGetClassInstallParams function retrieves class installation parameters for a device information set or a particular device information element.
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//sys SetupDiGetClassInstallParams(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, ClassInstallParams *SP_CLASSINSTALL_HEADER, ClassInstallParamsSize uint32, RequiredSize *uint32) (err error) = setupapi.SetupDiGetClassInstallParamsW
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// GetClassInstallParams method retrieves class installation parameters for a device information set or a particular device information element.
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func (DeviceInfoSet DevInfo) GetClassInstallParams(DeviceInfoData *SP_DEVINFO_DATA, ClassInstallParams *SP_CLASSINSTALL_HEADER, ClassInstallParamsSize uint32, RequiredSize *uint32) (err error) {
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return SetupDiGetClassInstallParams(DeviceInfoSet, DeviceInfoData, ClassInstallParams, ClassInstallParamsSize, RequiredSize)
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}
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//sys setupDiSetDeviceInstallParams(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, DeviceInstallParams *_SP_DEVINSTALL_PARAMS) (err error) = setupapi.SetupDiSetDeviceInstallParamsW
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// SetupDiSetDeviceInstallParams function sets device installation parameters for a device information set or a particular device information element.
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func SetupDiSetDeviceInstallParams(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, DeviceInstallParams *DevInstallParams) (err error) {
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_data := _SP_DEVINSTALL_PARAMS{
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Flags: DeviceInstallParams.Flags,
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FlagsEx: DeviceInstallParams.FlagsEx,
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hwndParent: DeviceInstallParams.hwndParent,
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InstallMsgHandler: DeviceInstallParams.InstallMsgHandler,
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InstallMsgHandlerContext: DeviceInstallParams.InstallMsgHandlerContext,
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FileQueue: DeviceInstallParams.FileQueue,
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}
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_data.Size = uint32(unsafe.Sizeof(_data))
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driverPathUTF16, err := syscall.UTF16FromString(DeviceInstallParams.DriverPath)
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if err != nil {
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return
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}
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copy(_data.DriverPath[:], driverPathUTF16)
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return setupDiSetDeviceInstallParams(DeviceInfoSet, DeviceInfoData, &_data)
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}
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// SetDeviceInstallParams member sets device installation parameters for a device information set or a particular device information element.
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func (DeviceInfoSet DevInfo) SetDeviceInstallParams(DeviceInfoData *SP_DEVINFO_DATA, DeviceInstallParams *DevInstallParams) (err error) {
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return SetupDiSetDeviceInstallParams(DeviceInfoSet, DeviceInfoData, DeviceInstallParams)
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}
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// SetupDiSetClassInstallParams function sets or clears class install parameters for a device information set or a particular device information element.
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//sys SetupDiSetClassInstallParams(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA, ClassInstallParams *SP_CLASSINSTALL_HEADER, ClassInstallParamsSize uint32) (err error) = setupapi.SetupDiSetClassInstallParamsW
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// SetClassInstallParams method sets or clears class install parameters for a device information set or a particular device information element.
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func (DeviceInfoSet DevInfo) SetClassInstallParams(DeviceInfoData *SP_DEVINFO_DATA, ClassInstallParams *SP_CLASSINSTALL_HEADER, ClassInstallParamsSize uint32) (err error) {
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return SetupDiSetClassInstallParams(DeviceInfoSet, DeviceInfoData, ClassInstallParams, ClassInstallParamsSize)
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}
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//sys setupDiClassNameFromGuidEx(ClassGUID *windows.GUID, ClassName *uint16, ClassNameSize uint32, RequiredSize *uint32, MachineName *uint16, Reserved uintptr) (err error) = setupapi.SetupDiClassNameFromGuidExW
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// SetupDiClassNameFromGuidEx function retrieves the class name associated with a class GUID. The class can be installed on a local or remote computer.
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func SetupDiClassNameFromGuidEx(ClassGUID *windows.GUID, MachineName string) (ClassName string, err error) {
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var classNameUTF16 [MAX_CLASS_NAME_LEN]uint16
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var machineNameUTF16 *uint16
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if MachineName != "" {
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machineNameUTF16, err = syscall.UTF16PtrFromString(MachineName)
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if err != nil {
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return
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}
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}
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err = setupDiClassNameFromGuidEx(ClassGUID, &classNameUTF16[0], MAX_CLASS_NAME_LEN, nil, machineNameUTF16, 0)
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if err != nil {
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return
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}
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ClassName = windows.UTF16ToString(classNameUTF16[:])
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return
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}
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//sys setupDiClassGuidsFromNameEx(ClassName *uint16, ClassGuidList *windows.GUID, ClassGuidListSize uint32, RequiredSize *uint32, MachineName *uint16, Reserved uintptr) (err error) = setupapi.SetupDiClassGuidsFromNameExW
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// SetupDiClassGuidsFromNameEx function retrieves the GUIDs associated with the specified class name. This resulting list contains the classes currently installed on a local or remote computer.
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func SetupDiClassGuidsFromNameEx(ClassName string, MachineName string) (ClassGuidList []windows.GUID, err error) {
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classNameUTF16, err := syscall.UTF16PtrFromString(ClassName)
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if err != nil {
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return
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}
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const bufCapacity = 4
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var buf [bufCapacity]windows.GUID
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var bufLen uint32
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var machineNameUTF16 *uint16
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if MachineName != "" {
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machineNameUTF16, err = syscall.UTF16PtrFromString(MachineName)
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if err != nil {
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return
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}
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}
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err = setupDiClassGuidsFromNameEx(classNameUTF16, &buf[0], bufCapacity, &bufLen, machineNameUTF16, 0)
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if err == nil {
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// The GUID array was sufficiently big. Return its slice.
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return buf[:bufLen], nil
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}
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if errWin, ok := err.(syscall.Errno); ok && errWin == windows.ERROR_INSUFFICIENT_BUFFER {
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// The GUID array was too small. Now that we got the required size, create another one big enough and retry.
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buf := make([]windows.GUID, bufLen)
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err = setupDiClassGuidsFromNameEx(classNameUTF16, &buf[0], bufLen, &bufLen, machineNameUTF16, 0)
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if err == nil {
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return buf[:bufLen], nil
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}
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}
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return
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}
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//sys setupDiGetSelectedDevice(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA) (err error) = setupapi.SetupDiGetSelectedDevice
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// SetupDiGetSelectedDevice function retrieves the selected device information element in a device information set.
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func SetupDiGetSelectedDevice(DeviceInfoSet DevInfo) (DeviceInfoData *SP_DEVINFO_DATA, err error) {
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data := SP_DEVINFO_DATA{}
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data.Size = uint32(unsafe.Sizeof(data))
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return &data, setupDiGetSelectedDevice(DeviceInfoSet, &data)
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}
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// GetSelectedDevice method retrieves the selected device information element in a device information set.
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func (DeviceInfoSet DevInfo) GetSelectedDevice() (DeviceInfoData *SP_DEVINFO_DATA, err error) {
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return SetupDiGetSelectedDevice(DeviceInfoSet)
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}
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// SetupDiSetSelectedDevice function sets a device information element as the selected member of a device information set. This function is typically used by an installation wizard.
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//sys SetupDiSetSelectedDevice(DeviceInfoSet DevInfo, DeviceInfoData *SP_DEVINFO_DATA) (err error) = setupapi.SetupDiSetSelectedDevice
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// SetSelectedDevice method sets a device information element as the selected member of a device information set. This function is typically used by an installation wizard.
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func (DeviceInfoSet DevInfo) SetSelectedDevice(DeviceInfoData *SP_DEVINFO_DATA) (err error) {
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return SetupDiSetSelectedDevice(DeviceInfoSet, DeviceInfoData)
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}
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