// Copyright 2021 The Go 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 windows import ( "encoding/binary" "errors" "fmt" "runtime" "strings" "syscall" "unsafe" ) // This file contains functions that wrap SetupAPI.dll and CfgMgr32.dll, // core system functions for managing hardware devices, drivers, and the PnP tree. // Information about these APIs can be found at: // https://docs.microsoft.com/en-us/windows-hardware/drivers/install/setupapi // https://docs.microsoft.com/en-us/windows/win32/devinst/cfgmgr32- const ( ERROR_EXPECTED_SECTION_NAME Errno = 0x20000000 | 0xC0000000 | 0 ERROR_BAD_SECTION_NAME_LINE Errno = 0x20000000 | 0xC0000000 | 1 ERROR_SECTION_NAME_TOO_LONG Errno = 0x20000000 | 0xC0000000 | 2 ERROR_GENERAL_SYNTAX Errno = 0x20000000 | 0xC0000000 | 3 ERROR_WRONG_INF_STYLE Errno = 0x20000000 | 0xC0000000 | 0x100 ERROR_SECTION_NOT_FOUND Errno = 0x20000000 | 0xC0000000 | 0x101 ERROR_LINE_NOT_FOUND Errno = 0x20000000 | 0xC0000000 | 0x102 ERROR_NO_BACKUP Errno = 0x20000000 | 0xC0000000 | 0x103 ERROR_NO_ASSOCIATED_CLASS Errno = 0x20000000 | 0xC0000000 | 0x200 ERROR_CLASS_MISMATCH Errno = 0x20000000 | 0xC0000000 | 0x201 ERROR_DUPLICATE_FOUND Errno = 0x20000000 | 0xC0000000 | 0x202 ERROR_NO_DRIVER_SELECTED Errno = 0x20000000 | 0xC0000000 | 0x203 ERROR_KEY_DOES_NOT_EXIST Errno = 0x20000000 | 0xC0000000 | 0x204 ERROR_INVALID_DEVINST_NAME Errno = 0x20000000 | 0xC0000000 | 0x205 ERROR_INVALID_CLASS Errno = 0x20000000 | 0xC0000000 | 0x206 ERROR_DEVINST_ALREADY_EXISTS Errno = 0x20000000 | 0xC0000000 | 0x207 ERROR_DEVINFO_NOT_REGISTERED Errno = 0x20000000 | 0xC0000000 | 0x208 ERROR_INVALID_REG_PROPERTY Errno = 0x20000000 | 0xC0000000 | 0x209 ERROR_NO_INF Errno = 0x20000000 | 0xC0000000 | 0x20A ERROR_NO_SUCH_DEVINST Errno = 0x20000000 | 0xC0000000 | 0x20B ERROR_CANT_LOAD_CLASS_ICON Errno = 0x20000000 | 0xC0000000 | 0x20C ERROR_INVALID_CLASS_INSTALLER Errno = 0x20000000 | 0xC0000000 | 0x20D ERROR_DI_DO_DEFAULT Errno = 0x20000000 | 0xC0000000 | 0x20E ERROR_DI_NOFILECOPY Errno = 0x20000000 | 0xC0000000 | 0x20F ERROR_INVALID_HWPROFILE Errno = 0x20000000 | 0xC0000000 | 0x210 ERROR_NO_DEVICE_SELECTED Errno = 0x20000000 | 0xC0000000 | 0x211 ERROR_DEVINFO_LIST_LOCKED Errno = 0x20000000 | 0xC0000000 | 0x212 ERROR_DEVINFO_DATA_LOCKED Errno = 0x20000000 | 0xC0000000 | 0x213 ERROR_DI_BAD_PATH Errno = 0x20000000 | 0xC0000000 | 0x214 ERROR_NO_CLASSINSTALL_PARAMS Errno = 0x20000000 | 0xC0000000 | 0x215 ERROR_FILEQUEUE_LOCKED Errno = 0x20000000 | 0xC0000000 | 0x216 ERROR_BAD_SERVICE_INSTALLSECT Errno = 0x20000000 | 0xC0000000 | 0x217 ERROR_NO_CLASS_DRIVER_LIST Errno = 0x20000000 | 0xC0000000 | 0x218 ERROR_NO_ASSOCIATED_SERVICE Errno = 0x20000000 | 0xC0000000 | 0x219 ERROR_NO_DEFAULT_DEVICE_INTERFACE Errno = 0x20000000 | 0xC0000000 | 0x21A ERROR_DEVICE_INTERFACE_ACTIVE Errno = 0x20000000 | 0xC0000000 | 0x21B ERROR_DEVICE_INTERFACE_REMOVED Errno = 0x20000000 | 0xC0000000 | 0x21C ERROR_BAD_INTERFACE_INSTALLSECT Errno = 0x20000000 | 0xC0000000 | 0x21D ERROR_NO_SUCH_INTERFACE_CLASS Errno = 0x20000000 | 0xC0000000 | 0x21E ERROR_INVALID_REFERENCE_STRING Errno = 0x20000000 | 0xC0000000 | 0x21F ERROR_INVALID_MACHINENAME Errno = 0x20000000 | 0xC0000000 | 0x220 ERROR_REMOTE_COMM_FAILURE Errno = 0x20000000 | 0xC0000000 | 0x221 ERROR_MACHINE_UNAVAILABLE Errno = 0x20000000 | 0xC0000000 | 0x222 ERROR_NO_CONFIGMGR_SERVICES Errno = 0x20000000 | 0xC0000000 | 0x223 ERROR_INVALID_PROPPAGE_PROVIDER Errno = 0x20000000 | 0xC0000000 | 0x224 ERROR_NO_SUCH_DEVICE_INTERFACE Errno = 0x20000000 | 0xC0000000 | 0x225 ERROR_DI_POSTPROCESSING_REQUIRED Errno = 0x20000000 | 0xC0000000 | 0x226 ERROR_INVALID_COINSTALLER Errno = 0x20000000 | 0xC0000000 | 0x227 ERROR_NO_COMPAT_DRIVERS Errno = 0x20000000 | 0xC0000000 | 0x228 ERROR_NO_DEVICE_ICON Errno = 0x20000000 | 0xC0000000 | 0x229 ERROR_INVALID_INF_LOGCONFIG Errno = 0x20000000 | 0xC0000000 | 0x22A ERROR_DI_DONT_INSTALL Errno = 0x20000000 | 0xC0000000 | 0x22B ERROR_INVALID_FILTER_DRIVER Errno = 0x20000000 | 0xC0000000 | 0x22C ERROR_NON_WINDOWS_NT_DRIVER Errno = 0x20000000 | 0xC0000000 | 0x22D ERROR_NON_WINDOWS_DRIVER Errno = 0x20000000 | 0xC0000000 | 0x22E ERROR_NO_CATALOG_FOR_OEM_INF Errno = 0x20000000 | 0xC0000000 | 0x22F ERROR_DEVINSTALL_QUEUE_NONNATIVE Errno = 0x20000000 | 0xC0000000 | 0x230 ERROR_NOT_DISABLEABLE Errno = 0x20000000 | 0xC0000000 | 0x231 ERROR_CANT_REMOVE_DEVINST Errno = 0x20000000 | 0xC0000000 | 0x232 ERROR_INVALID_TARGET Errno = 0x20000000 | 0xC0000000 | 0x233 ERROR_DRIVER_NONNATIVE Errno = 0x20000000 | 0xC0000000 | 0x234 ERROR_IN_WOW64 Errno = 0x20000000 | 0xC0000000 | 0x235 ERROR_SET_SYSTEM_RESTORE_POINT Errno = 0x20000000 | 0xC0000000 | 0x236 ERROR_SCE_DISABLED Errno = 0x20000000 | 0xC0000000 | 0x238 ERROR_UNKNOWN_EXCEPTION Errno = 0x20000000 | 0xC0000000 | 0x239 ERROR_PNP_REGISTRY_ERROR Errno = 0x20000000 | 0xC0000000 | 0x23A ERROR_REMOTE_REQUEST_UNSUPPORTED Errno = 0x20000000 | 0xC0000000 | 0x23B ERROR_NOT_AN_INSTALLED_OEM_INF Errno = 0x20000000 | 0xC0000000 | 0x23C ERROR_INF_IN_USE_BY_DEVICES Errno = 0x20000000 | 0xC0000000 | 0x23D ERROR_DI_FUNCTION_OBSOLETE Errno = 0x20000000 | 0xC0000000 | 0x23E ERROR_NO_AUTHENTICODE_CATALOG Errno = 0x20000000 | 0xC0000000 | 0x23F ERROR_AUTHENTICODE_DISALLOWED Errno = 0x20000000 | 0xC0000000 | 0x240 ERROR_AUTHENTICODE_TRUSTED_PUBLISHER Errno = 0x20000000 | 0xC0000000 | 0x241 ERROR_AUTHENTICODE_TRUST_NOT_ESTABLISHED Errno = 0x20000000 | 0xC0000000 | 0x242 ERROR_AUTHENTICODE_PUBLISHER_NOT_TRUSTED Errno = 0x20000000 | 0xC0000000 | 0x243 ERROR_SIGNATURE_OSATTRIBUTE_MISMATCH Errno = 0x20000000 | 0xC0000000 | 0x244 ERROR_ONLY_VALIDATE_VIA_AUTHENTICODE Errno = 0x20000000 | 0xC0000000 | 0x245 ERROR_DEVICE_INSTALLER_NOT_READY Errno = 0x20000000 | 0xC0000000 | 0x246 ERROR_DRIVER_STORE_ADD_FAILED Errno = 0x20000000 | 0xC0000000 | 0x247 ERROR_DEVICE_INSTALL_BLOCKED Errno = 0x20000000 | 0xC0000000 | 0x248 ERROR_DRIVER_INSTALL_BLOCKED Errno = 0x20000000 | 0xC0000000 | 0x249 ERROR_WRONG_INF_TYPE Errno = 0x20000000 | 0xC0000000 | 0x24A ERROR_FILE_HASH_NOT_IN_CATALOG Errno = 0x20000000 | 0xC0000000 | 0x24B ERROR_DRIVER_STORE_DELETE_FAILED Errno = 0x20000000 | 0xC0000000 | 0x24C ERROR_UNRECOVERABLE_STACK_OVERFLOW Errno = 0x20000000 | 0xC0000000 | 0x300 EXCEPTION_SPAPI_UNRECOVERABLE_STACK_OVERFLOW Errno = ERROR_UNRECOVERABLE_STACK_OVERFLOW ERROR_NO_DEFAULT_INTERFACE_DEVICE Errno = ERROR_NO_DEFAULT_DEVICE_INTERFACE ERROR_INTERFACE_DEVICE_ACTIVE Errno = ERROR_DEVICE_INTERFACE_ACTIVE ERROR_INTERFACE_DEVICE_REMOVED Errno = ERROR_DEVICE_INTERFACE_REMOVED ERROR_NO_SUCH_INTERFACE_DEVICE Errno = ERROR_NO_SUCH_DEVICE_INTERFACE ) const ( MAX_DEVICE_ID_LEN = 200 MAX_DEVNODE_ID_LEN = MAX_DEVICE_ID_LEN MAX_GUID_STRING_LEN = 39 // 38 chars + terminator null MAX_CLASS_NAME_LEN = 32 MAX_PROFILE_LEN = 80 MAX_CONFIG_VALUE = 9999 MAX_INSTANCE_VALUE = 9999 CONFIGMG_VERSION = 0x0400 ) // Maximum string length constants const ( LINE_LEN = 256 // Windows 9x-compatible maximum for displayable strings coming from a device INF. MAX_INF_STRING_LENGTH = 4096 // Actual maximum size of an INF string (including string substitutions). MAX_INF_SECTION_NAME_LENGTH = 255 // For Windows 9x compatibility, INF section names should be constrained to 32 characters. MAX_TITLE_LEN = 60 MAX_INSTRUCTION_LEN = 256 MAX_LABEL_LEN = 30 MAX_SERVICE_NAME_LEN = 256 MAX_SUBTITLE_LEN = 256 ) const ( // SP_MAX_MACHINENAME_LENGTH defines maximum length of a machine name in the format expected by ConfigMgr32 CM_Connect_Machine (i.e., "\\\\MachineName\0"). SP_MAX_MACHINENAME_LENGTH = MAX_PATH + 3 ) // HSPFILEQ is type for setup file queue type HSPFILEQ uintptr // DevInfo holds reference to device information set type DevInfo Handle // DEVINST is a handle usually recognized by cfgmgr32 APIs type DEVINST uint32 // DevInfoData is a device information structure (references a device instance that is a member of a device information set) type DevInfoData struct { size uint32 ClassGUID GUID DevInst DEVINST _ uintptr } // DevInfoListDetailData is a structure for detailed information on a device information set (used for SetupDiGetDeviceInfoListDetail which supersedes the functionality of SetupDiGetDeviceInfoListClass). type DevInfoListDetailData struct { size uint32 // Use unsafeSizeOf method ClassGUID GUID RemoteMachineHandle Handle remoteMachineName [SP_MAX_MACHINENAME_LENGTH]uint16 } func (*DevInfoListDetailData) unsafeSizeOf() uint32 { if unsafe.Sizeof(uintptr(0)) == 4 { // Windows declares this with pshpack1.h return uint32(unsafe.Offsetof(DevInfoListDetailData{}.remoteMachineName) + unsafe.Sizeof(DevInfoListDetailData{}.remoteMachineName)) } return uint32(unsafe.Sizeof(DevInfoListDetailData{})) } func (data *DevInfoListDetailData) RemoteMachineName() string { return UTF16ToString(data.remoteMachineName[:]) } func (data *DevInfoListDetailData) SetRemoteMachineName(remoteMachineName string) error { str, err := UTF16FromString(remoteMachineName) if err != nil { return err } copy(data.remoteMachineName[:], str) return nil } // DI_FUNCTION is function type for device installer type DI_FUNCTION uint32 const ( DIF_SELECTDEVICE DI_FUNCTION = 0x00000001 DIF_INSTALLDEVICE DI_FUNCTION = 0x00000002 DIF_ASSIGNRESOURCES DI_FUNCTION = 0x00000003 DIF_PROPERTIES DI_FUNCTION = 0x00000004 DIF_REMOVE DI_FUNCTION = 0x00000005 DIF_FIRSTTIMESETUP DI_FUNCTION = 0x00000006 DIF_FOUNDDEVICE DI_FUNCTION = 0x00000007 DIF_SELECTCLASSDRIVERS DI_FUNCTION = 0x00000008 DIF_VALIDATECLASSDRIVERS DI_FUNCTION = 0x00000009 DIF_INSTALLCLASSDRIVERS DI_FUNCTION = 0x0000000A DIF_CALCDISKSPACE DI_FUNCTION = 0x0000000B DIF_DESTROYPRIVATEDATA DI_FUNCTION = 0x0000000C DIF_VALIDATEDRIVER DI_FUNCTION = 0x0000000D DIF_DETECT DI_FUNCTION = 0x0000000F DIF_INSTALLWIZARD DI_FUNCTION = 0x00000010 DIF_DESTROYWIZARDDATA DI_FUNCTION = 0x00000011 DIF_PROPERTYCHANGE DI_FUNCTION = 0x00000012 DIF_ENABLECLASS DI_FUNCTION = 0x00000013 DIF_DETECTVERIFY DI_FUNCTION = 0x00000014 DIF_INSTALLDEVICEFILES DI_FUNCTION = 0x00000015 DIF_UNREMOVE DI_FUNCTION = 0x00000016 DIF_SELECTBESTCOMPATDRV DI_FUNCTION = 0x00000017 DIF_ALLOW_INSTALL DI_FUNCTION = 0x00000018 DIF_REGISTERDEVICE DI_FUNCTION = 0x00000019 DIF_NEWDEVICEWIZARD_PRESELECT DI_FUNCTION = 0x0000001A DIF_NEWDEVICEWIZARD_SELECT DI_FUNCTION = 0x0000001B DIF_NEWDEVICEWIZARD_PREANALYZE DI_FUNCTION = 0x0000001C DIF_NEWDEVICEWIZARD_POSTANALYZE DI_FUNCTION = 0x0000001D DIF_NEWDEVICEWIZARD_FINISHINSTALL DI_FUNCTION = 0x0000001E DIF_INSTALLINTERFACES DI_FUNCTION = 0x00000020 DIF_DETECTCANCEL DI_FUNCTION = 0x00000021 DIF_REGISTER_COINSTALLERS DI_FUNCTION = 0x00000022 DIF_ADDPROPERTYPAGE_ADVANCED DI_FUNCTION = 0x00000023 DIF_ADDPROPERTYPAGE_BASIC DI_FUNCTION = 0x00000024 DIF_TROUBLESHOOTER DI_FUNCTION = 0x00000026 DIF_POWERMESSAGEWAKE DI_FUNCTION = 0x00000027 DIF_ADDREMOTEPROPERTYPAGE_ADVANCED DI_FUNCTION = 0x00000028 DIF_UPDATEDRIVER_UI DI_FUNCTION = 0x00000029 DIF_FINISHINSTALL_ACTION DI_FUNCTION = 0x0000002A ) // DevInstallParams is device installation parameters structure (associated with a particular device information element, or globally with a device information set) type DevInstallParams struct { size uint32 Flags DI_FLAGS FlagsEx DI_FLAGSEX hwndParent uintptr InstallMsgHandler uintptr InstallMsgHandlerContext uintptr FileQueue HSPFILEQ _ uintptr _ uint32 driverPath [MAX_PATH]uint16 } func (params *DevInstallParams) DriverPath() string { return UTF16ToString(params.driverPath[:]) } func (params *DevInstallParams) SetDriverPath(driverPath string) error { str, err := UTF16FromString(driverPath) if err != nil { return err } copy(params.driverPath[:], str) return nil } // DI_FLAGS is SP_DEVINSTALL_PARAMS.Flags values type DI_FLAGS uint32 const ( // Flags for choosing a device DI_SHOWOEM DI_FLAGS = 0x00000001 // support Other... button DI_SHOWCOMPAT DI_FLAGS = 0x00000002 // show compatibility list DI_SHOWCLASS DI_FLAGS = 0x00000004 // show class list DI_SHOWALL DI_FLAGS = 0x00000007 // both class & compat list shown DI_NOVCP DI_FLAGS = 0x00000008 // don't create a new copy queue--use caller-supplied FileQueue DI_DIDCOMPAT DI_FLAGS = 0x00000010 // Searched for compatible devices DI_DIDCLASS DI_FLAGS = 0x00000020 // Searched for class devices DI_AUTOASSIGNRES DI_FLAGS = 0x00000040 // No UI for resources if possible // Flags returned by DiInstallDevice to indicate need to reboot/restart DI_NEEDRESTART DI_FLAGS = 0x00000080 // Reboot required to take effect DI_NEEDREBOOT DI_FLAGS = 0x00000100 // "" // Flags for device installation DI_NOBROWSE DI_FLAGS = 0x00000200 // no Browse... in InsertDisk // Flags set by DiBuildDriverInfoList DI_MULTMFGS DI_FLAGS = 0x00000400 // Set if multiple manufacturers in class driver list // Flag indicates that device is disabled DI_DISABLED DI_FLAGS = 0x00000800 // Set if device disabled // Flags for Device/Class Properties DI_GENERALPAGE_ADDED DI_FLAGS = 0x00001000 DI_RESOURCEPAGE_ADDED DI_FLAGS = 0x00002000 // Flag to indicate the setting properties for this Device (or class) caused a change so the Dev Mgr UI probably needs to be updated. DI_PROPERTIES_CHANGE DI_FLAGS = 0x00004000 // Flag to indicate that the sorting from the INF file should be used. DI_INF_IS_SORTED DI_FLAGS = 0x00008000 // Flag to indicate that only the INF specified by SP_DEVINSTALL_PARAMS.DriverPath should be searched. DI_ENUMSINGLEINF DI_FLAGS = 0x00010000 // Flag that prevents ConfigMgr from removing/re-enumerating devices during device // registration, installation, and deletion. DI_DONOTCALLCONFIGMG DI_FLAGS = 0x00020000 // The following flag can be used to install a device disabled DI_INSTALLDISABLED DI_FLAGS = 0x00040000 // Flag that causes SetupDiBuildDriverInfoList to build a device's compatible driver // list from its existing class driver list, instead of the normal INF search. DI_COMPAT_FROM_CLASS DI_FLAGS = 0x00080000 // This flag is set if the Class Install params should be used. DI_CLASSINSTALLPARAMS DI_FLAGS = 0x00100000 // This flag is set if the caller of DiCallClassInstaller does NOT want the internal default action performed if the Class installer returns ERROR_DI_DO_DEFAULT. DI_NODI_DEFAULTACTION DI_FLAGS = 0x00200000 // Flags for device installation DI_QUIETINSTALL DI_FLAGS = 0x00800000 // don't confuse the user with questions or excess info DI_NOFILECOPY DI_FLAGS = 0x01000000 // No file Copy necessary DI_FORCECOPY DI_FLAGS = 0x02000000 // Force files to be copied from install path DI_DRIVERPAGE_ADDED DI_FLAGS = 0x04000000 // Prop provider added Driver page. DI_USECI_SELECTSTRINGS DI_FLAGS = 0x08000000 // Use Class Installer Provided strings in the Select Device Dlg DI_OVERRIDE_INFFLAGS DI_FLAGS = 0x10000000 // Override INF flags DI_PROPS_NOCHANGEUSAGE DI_FLAGS = 0x20000000 // No Enable/Disable in General Props DI_NOSELECTICONS DI_FLAGS = 0x40000000 // No small icons in select device dialogs DI_NOWRITE_IDS DI_FLAGS = 0x80000000 // Don't write HW & Compat IDs on install ) // DI_FLAGSEX is SP_DEVINSTALL_PARAMS.FlagsEx values type DI_FLAGSEX uint32 const ( DI_FLAGSEX_CI_FAILED DI_FLAGSEX = 0x00000004 // Failed to Load/Call class installer DI_FLAGSEX_FINISHINSTALL_ACTION DI_FLAGSEX = 0x00000008 // Class/co-installer wants to get a DIF_FINISH_INSTALL action in client context. DI_FLAGSEX_DIDINFOLIST DI_FLAGSEX = 0x00000010 // Did the Class Info List DI_FLAGSEX_DIDCOMPATINFO DI_FLAGSEX = 0x00000020 // Did the Compat Info List DI_FLAGSEX_FILTERCLASSES DI_FLAGSEX = 0x00000040 DI_FLAGSEX_SETFAILEDINSTALL DI_FLAGSEX = 0x00000080 DI_FLAGSEX_DEVICECHANGE DI_FLAGSEX = 0x00000100 DI_FLAGSEX_ALWAYSWRITEIDS DI_FLAGSEX = 0x00000200 DI_FLAGSEX_PROPCHANGE_PENDING DI_FLAGSEX = 0x00000400 // One or more device property sheets have had changes made to them, and need to have a DIF_PROPERTYCHANGE occur. DI_FLAGSEX_ALLOWEXCLUDEDDRVS DI_FLAGSEX = 0x00000800 DI_FLAGSEX_NOUIONQUERYREMOVE DI_FLAGSEX = 0x00001000 DI_FLAGSEX_USECLASSFORCOMPAT DI_FLAGSEX = 0x00002000 // Use the device's class when building compat drv list. (Ignored if DI_COMPAT_FROM_CLASS flag is specified.) DI_FLAGSEX_NO_DRVREG_MODIFY DI_FLAGSEX = 0x00008000 // Don't run AddReg and DelReg for device's software (driver) key. DI_FLAGSEX_IN_SYSTEM_SETUP DI_FLAGSEX = 0x00010000 // Installation is occurring during initial system setup. DI_FLAGSEX_INET_DRIVER DI_FLAGSEX = 0x00020000 // Driver came from Windows Update DI_FLAGSEX_APPENDDRIVERLIST DI_FLAGSEX = 0x00040000 // Cause SetupDiBuildDriverInfoList to append a new driver list to an existing list. DI_FLAGSEX_PREINSTALLBACKUP DI_FLAGSEX = 0x00080000 // not used DI_FLAGSEX_BACKUPONREPLACE DI_FLAGSEX = 0x00100000 // not used DI_FLAGSEX_DRIVERLIST_FROM_URL DI_FLAGSEX = 0x00200000 // build driver list from INF(s) retrieved from URL specified in SP_DEVINSTALL_PARAMS.DriverPath (empty string means Windows Update website) DI_FLAGSEX_EXCLUDE_OLD_INET_DRIVERS DI_FLAGSEX = 0x00800000 // Don't include old Internet drivers when building a driver list. Ignored on Windows Vista and later. DI_FLAGSEX_POWERPAGE_ADDED DI_FLAGSEX = 0x01000000 // class installer added their own power page DI_FLAGSEX_FILTERSIMILARDRIVERS DI_FLAGSEX = 0x02000000 // only include similar drivers in class list DI_FLAGSEX_INSTALLEDDRIVER DI_FLAGSEX = 0x04000000 // only add the installed driver to the class or compat driver list. Used in calls to SetupDiBuildDriverInfoList DI_FLAGSEX_NO_CLASSLIST_NODE_MERGE DI_FLAGSEX = 0x08000000 // Don't remove identical driver nodes from the class list DI_FLAGSEX_ALTPLATFORM_DRVSEARCH DI_FLAGSEX = 0x10000000 // Build driver list based on alternate platform information specified in associated file queue DI_FLAGSEX_RESTART_DEVICE_ONLY DI_FLAGSEX = 0x20000000 // only restart the device drivers are being installed on as opposed to restarting all devices using those drivers. DI_FLAGSEX_RECURSIVESEARCH DI_FLAGSEX = 0x40000000 // Tell SetupDiBuildDriverInfoList to do a recursive search DI_FLAGSEX_SEARCH_PUBLISHED_INFS DI_FLAGSEX = 0x80000000 // Tell SetupDiBuildDriverInfoList to do a "published INF" search ) // ClassInstallHeader is the first member of any class install parameters structure. It contains the device installation request code that defines the format of the rest of the install parameters structure. type ClassInstallHeader struct { size uint32 InstallFunction DI_FUNCTION } func MakeClassInstallHeader(installFunction DI_FUNCTION) *ClassInstallHeader { hdr := &ClassInstallHeader{InstallFunction: installFunction} hdr.size = uint32(unsafe.Sizeof(*hdr)) return hdr } // DICS_STATE specifies values indicating a change in a device's state type DICS_STATE uint32 const ( DICS_ENABLE DICS_STATE = 0x00000001 // The device is being enabled. DICS_DISABLE DICS_STATE = 0x00000002 // The device is being disabled. DICS_PROPCHANGE DICS_STATE = 0x00000003 // The properties of the device have changed. DICS_START DICS_STATE = 0x00000004 // The device is being started (if the request is for the currently active hardware profile). DICS_STOP DICS_STATE = 0x00000005 // The device is being stopped. The driver stack will be unloaded and the CSCONFIGFLAG_DO_NOT_START flag will be set for the device. ) // DICS_FLAG specifies the scope of a device property change type DICS_FLAG uint32 const ( DICS_FLAG_GLOBAL DICS_FLAG = 0x00000001 // make change in all hardware profiles DICS_FLAG_CONFIGSPECIFIC DICS_FLAG = 0x00000002 // make change in specified profile only DICS_FLAG_CONFIGGENERAL DICS_FLAG = 0x00000004 // 1 or more hardware profile-specific changes to follow (obsolete) ) // PropChangeParams is a structure corresponding to a DIF_PROPERTYCHANGE install function. type PropChangeParams struct { ClassInstallHeader ClassInstallHeader StateChange DICS_STATE Scope DICS_FLAG HwProfile uint32 } // DI_REMOVEDEVICE specifies the scope of the device removal type DI_REMOVEDEVICE uint32 const ( DI_REMOVEDEVICE_GLOBAL DI_REMOVEDEVICE = 0x00000001 // Make this change in all hardware profiles. Remove information about the device from the registry. DI_REMOVEDEVICE_CONFIGSPECIFIC DI_REMOVEDEVICE = 0x00000002 // Make this change to only the hardware profile specified by HwProfile. this flag only applies to root-enumerated devices. When Windows removes the device from the last hardware profile in which it was configured, Windows performs a global removal. ) // RemoveDeviceParams is a structure corresponding to a DIF_REMOVE install function. type RemoveDeviceParams struct { ClassInstallHeader ClassInstallHeader Scope DI_REMOVEDEVICE HwProfile uint32 } // DrvInfoData is driver information structure (member of a driver info list that may be associated with a particular device instance, or (globally) with a device information set) type DrvInfoData struct { size uint32 DriverType uint32 _ uintptr description [LINE_LEN]uint16 mfgName [LINE_LEN]uint16 providerName [LINE_LEN]uint16 DriverDate Filetime DriverVersion uint64 } func (data *DrvInfoData) Description() string { return UTF16ToString(data.description[:]) } func (data *DrvInfoData) SetDescription(description string) error { str, err := UTF16FromString(description) if err != nil { return err } copy(data.description[:], str) return nil } func (data *DrvInfoData) MfgName() string { return UTF16ToString(data.mfgName[:]) } func (data *DrvInfoData) SetMfgName(mfgName string) error { str, err := UTF16FromString(mfgName) if err != nil { return err } copy(data.mfgName[:], str) return nil } func (data *DrvInfoData) ProviderName() string { return UTF16ToString(data.providerName[:]) } func (data *DrvInfoData) SetProviderName(providerName string) error { str, err := UTF16FromString(providerName) if err != nil { return err } copy(data.providerName[:], str) return nil } // IsNewer method returns true if DrvInfoData date and version is newer than supplied parameters. func (data *DrvInfoData) IsNewer(driverDate Filetime, driverVersion uint64) bool { if data.DriverDate.HighDateTime > driverDate.HighDateTime { return true } if data.DriverDate.HighDateTime < driverDate.HighDateTime { return false } if data.DriverDate.LowDateTime > driverDate.LowDateTime { return true } if data.DriverDate.LowDateTime < driverDate.LowDateTime { return false } if data.DriverVersion > driverVersion { return true } if data.DriverVersion < driverVersion { return false } return false } // DrvInfoDetailData is driver information details structure (provides detailed information about a particular driver information structure) type DrvInfoDetailData struct { size uint32 // Use unsafeSizeOf method InfDate Filetime compatIDsOffset uint32 compatIDsLength uint32 _ uintptr sectionName [LINE_LEN]uint16 infFileName [MAX_PATH]uint16 drvDescription [LINE_LEN]uint16 hardwareID [1]uint16 } func (*DrvInfoDetailData) unsafeSizeOf() uint32 { if unsafe.Sizeof(uintptr(0)) == 4 { // Windows declares this with pshpack1.h return uint32(unsafe.Offsetof(DrvInfoDetailData{}.hardwareID) + unsafe.Sizeof(DrvInfoDetailData{}.hardwareID)) } return uint32(unsafe.Sizeof(DrvInfoDetailData{})) } func (data *DrvInfoDetailData) SectionName() string { return UTF16ToString(data.sectionName[:]) } func (data *DrvInfoDetailData) InfFileName() string { return UTF16ToString(data.infFileName[:]) } func (data *DrvInfoDetailData) DrvDescription() string { return UTF16ToString(data.drvDescription[:]) } func (data *DrvInfoDetailData) HardwareID() string { if data.compatIDsOffset > 1 { bufW := data.getBuf() return UTF16ToString(bufW[:wcslen(bufW)]) } return "" } func (data *DrvInfoDetailData) CompatIDs() []string { a := make([]string, 0) if data.compatIDsLength > 0 { bufW := data.getBuf() bufW = bufW[data.compatIDsOffset : data.compatIDsOffset+data.compatIDsLength] for i := 0; i < len(bufW); { j := i + wcslen(bufW[i:]) if i < j { a = append(a, UTF16ToString(bufW[i:j])) } i = j + 1 } } return a } func (data *DrvInfoDetailData) getBuf() []uint16 { len := (data.size - uint32(unsafe.Offsetof(data.hardwareID))) / 2 sl := struct { addr *uint16 len int cap int }{&data.hardwareID[0], int(len), int(len)} return *(*[]uint16)(unsafe.Pointer(&sl)) } // IsCompatible method tests if given hardware ID matches the driver or is listed on the compatible ID list. func (data *DrvInfoDetailData) IsCompatible(hwid string) bool { hwidLC := strings.ToLower(hwid) if strings.ToLower(data.HardwareID()) == hwidLC { return true } a := data.CompatIDs() for i := range a { if strings.ToLower(a[i]) == hwidLC { return true } } return false } // DICD flags control SetupDiCreateDeviceInfo type DICD uint32 const ( DICD_GENERATE_ID DICD = 0x00000001 DICD_INHERIT_CLASSDRVS DICD = 0x00000002 ) // SUOI flags control SetupUninstallOEMInf type SUOI uint32 const ( SUOI_FORCEDELETE SUOI = 0x0001 ) // SPDIT flags to distinguish between class drivers and // device drivers. (Passed in 'DriverType' parameter of // driver information list APIs) type SPDIT uint32 const ( SPDIT_NODRIVER SPDIT = 0x00000000 SPDIT_CLASSDRIVER SPDIT = 0x00000001 SPDIT_COMPATDRIVER SPDIT = 0x00000002 ) // DIGCF flags control what is included in the device information set built by SetupDiGetClassDevs type DIGCF uint32 const ( DIGCF_DEFAULT DIGCF = 0x00000001 // only valid with DIGCF_DEVICEINTERFACE DIGCF_PRESENT DIGCF = 0x00000002 DIGCF_ALLCLASSES DIGCF = 0x00000004 DIGCF_PROFILE DIGCF = 0x00000008 DIGCF_DEVICEINTERFACE DIGCF = 0x00000010 ) // DIREG specifies values for SetupDiCreateDevRegKey, SetupDiOpenDevRegKey, and SetupDiDeleteDevRegKey. type DIREG uint32 const ( DIREG_DEV DIREG = 0x00000001 // Open/Create/Delete device key DIREG_DRV DIREG = 0x00000002 // Open/Create/Delete driver key DIREG_BOTH DIREG = 0x00000004 // Delete both driver and Device key ) // SPDRP specifies device registry property codes // (Codes marked as read-only (R) may only be used for // SetupDiGetDeviceRegistryProperty) // // These values should cover the same set of registry properties // as defined by the CM_DRP codes in cfgmgr32.h. // // Note that SPDRP codes are zero based while CM_DRP codes are one based! type SPDRP uint32 const ( SPDRP_DEVICEDESC SPDRP = 0x00000000 // DeviceDesc (R/W) SPDRP_HARDWAREID SPDRP = 0x00000001 // HardwareID (R/W) SPDRP_COMPATIBLEIDS SPDRP = 0x00000002 // CompatibleIDs (R/W) SPDRP_SERVICE SPDRP = 0x00000004 // Service (R/W) SPDRP_CLASS SPDRP = 0x00000007 // Class (R--tied to ClassGUID) SPDRP_CLASSGUID SPDRP = 0x00000008 // ClassGUID (R/W) SPDRP_DRIVER SPDRP = 0x00000009 // Driver (R/W) SPDRP_CONFIGFLAGS SPDRP = 0x0000000A // ConfigFlags (R/W) SPDRP_MFG SPDRP = 0x0000000B // Mfg (R/W) SPDRP_FRIENDLYNAME SPDRP = 0x0000000C // FriendlyName (R/W) SPDRP_LOCATION_INFORMATION SPDRP = 0x0000000D // LocationInformation (R/W) SPDRP_PHYSICAL_DEVICE_OBJECT_NAME SPDRP = 0x0000000E // PhysicalDeviceObjectName (R) SPDRP_CAPABILITIES SPDRP = 0x0000000F // Capabilities (R) SPDRP_UI_NUMBER SPDRP = 0x00000010 // UiNumber (R) SPDRP_UPPERFILTERS SPDRP = 0x00000011 // UpperFilters (R/W) SPDRP_LOWERFILTERS SPDRP = 0x00000012 // LowerFilters (R/W) SPDRP_BUSTYPEGUID SPDRP = 0x00000013 // BusTypeGUID (R) SPDRP_LEGACYBUSTYPE SPDRP = 0x00000014 // LegacyBusType (R) SPDRP_BUSNUMBER SPDRP = 0x00000015 // BusNumber (R) SPDRP_ENUMERATOR_NAME SPDRP = 0x00000016 // Enumerator Name (R) SPDRP_SECURITY SPDRP = 0x00000017 // Security (R/W, binary form) SPDRP_SECURITY_SDS SPDRP = 0x00000018 // Security (W, SDS form) SPDRP_DEVTYPE SPDRP = 0x00000019 // Device Type (R/W) SPDRP_EXCLUSIVE SPDRP = 0x0000001A // Device is exclusive-access (R/W) SPDRP_CHARACTERISTICS SPDRP = 0x0000001B // Device Characteristics (R/W) SPDRP_ADDRESS SPDRP = 0x0000001C // Device Address (R) SPDRP_UI_NUMBER_DESC_FORMAT SPDRP = 0x0000001D // UiNumberDescFormat (R/W) SPDRP_DEVICE_POWER_DATA SPDRP = 0x0000001E // Device Power Data (R) SPDRP_REMOVAL_POLICY SPDRP = 0x0000001F // Removal Policy (R) SPDRP_REMOVAL_POLICY_HW_DEFAULT SPDRP = 0x00000020 // Hardware Removal Policy (R) SPDRP_REMOVAL_POLICY_OVERRIDE SPDRP = 0x00000021 // Removal Policy Override (RW) SPDRP_INSTALL_STATE SPDRP = 0x00000022 // Device Install State (R) SPDRP_LOCATION_PATHS SPDRP = 0x00000023 // Device Location Paths (R) SPDRP_BASE_CONTAINERID SPDRP = 0x00000024 // Base ContainerID (R) SPDRP_MAXIMUM_PROPERTY SPDRP = 0x00000025 // Upper bound on ordinals ) // DEVPROPTYPE represents the property-data-type identifier that specifies the // data type of a device property value in the unified device property model. type DEVPROPTYPE uint32 const ( DEVPROP_TYPEMOD_ARRAY DEVPROPTYPE = 0x00001000 DEVPROP_TYPEMOD_LIST DEVPROPTYPE = 0x00002000 DEVPROP_TYPE_EMPTY DEVPROPTYPE = 0x00000000 DEVPROP_TYPE_NULL DEVPROPTYPE = 0x00000001 DEVPROP_TYPE_SBYTE DEVPROPTYPE = 0x00000002 DEVPROP_TYPE_BYTE DEVPROPTYPE = 0x00000003 DEVPROP_TYPE_INT16 DEVPROPTYPE = 0x00000004 DEVPROP_TYPE_UINT16 DEVPROPTYPE = 0x00000005 DEVPROP_TYPE_INT32 DEVPROPTYPE = 0x00000006 DEVPROP_TYPE_UINT32 DEVPROPTYPE = 0x00000007 DEVPROP_TYPE_INT64 DEVPROPTYPE = 0x00000008 DEVPROP_TYPE_UINT64 DEVPROPTYPE = 0x00000009 DEVPROP_TYPE_FLOAT DEVPROPTYPE = 0x0000000A DEVPROP_TYPE_DOUBLE DEVPROPTYPE = 0x0000000B DEVPROP_TYPE_DECIMAL DEVPROPTYPE = 0x0000000C DEVPROP_TYPE_GUID DEVPROPTYPE = 0x0000000D DEVPROP_TYPE_CURRENCY DEVPROPTYPE = 0x0000000E DEVPROP_TYPE_DATE DEVPROPTYPE = 0x0000000F DEVPROP_TYPE_FILETIME DEVPROPTYPE = 0x00000010 DEVPROP_TYPE_BOOLEAN DEVPROPTYPE = 0x00000011 DEVPROP_TYPE_STRING DEVPROPTYPE = 0x00000012 DEVPROP_TYPE_STRING_LIST DEVPROPTYPE = DEVPROP_TYPE_STRING | DEVPROP_TYPEMOD_LIST DEVPROP_TYPE_SECURITY_DESCRIPTOR DEVPROPTYPE = 0x00000013 DEVPROP_TYPE_SECURITY_DESCRIPTOR_STRING DEVPROPTYPE = 0x00000014 DEVPROP_TYPE_DEVPROPKEY DEVPROPTYPE = 0x00000015 DEVPROP_TYPE_DEVPROPTYPE DEVPROPTYPE = 0x00000016 DEVPROP_TYPE_BINARY DEVPROPTYPE = DEVPROP_TYPE_BYTE | DEVPROP_TYPEMOD_ARRAY DEVPROP_TYPE_ERROR DEVPROPTYPE = 0x00000017 DEVPROP_TYPE_NTSTATUS DEVPROPTYPE = 0x00000018 DEVPROP_TYPE_STRING_INDIRECT DEVPROPTYPE = 0x00000019 MAX_DEVPROP_TYPE DEVPROPTYPE = 0x00000019 MAX_DEVPROP_TYPEMOD DEVPROPTYPE = 0x00002000 DEVPROP_MASK_TYPE DEVPROPTYPE = 0x00000FFF DEVPROP_MASK_TYPEMOD DEVPROPTYPE = 0x0000F000 ) // DEVPROPGUID specifies a property category. type DEVPROPGUID GUID // DEVPROPID uniquely identifies the property within the property category. type DEVPROPID uint32 const DEVPROPID_FIRST_USABLE DEVPROPID = 2 // DEVPROPKEY represents a device property key for a device property in the // unified device property model. type DEVPROPKEY struct { FmtID DEVPROPGUID PID DEVPROPID } // CONFIGRET is a return value or error code from cfgmgr32 APIs type CONFIGRET uint32 func (ret CONFIGRET) Error() string { if win32Error, ok := ret.Unwrap().(Errno); ok { return fmt.Sprintf("%s (CfgMgr error: 0x%08x)", win32Error.Error(), uint32(ret)) } return fmt.Sprintf("CfgMgr error: 0x%08x", uint32(ret)) } func (ret CONFIGRET) Win32Error(defaultError Errno) Errno { return cm_MapCrToWin32Err(ret, defaultError) } func (ret CONFIGRET) Unwrap() error { const noMatch = Errno(^uintptr(0)) win32Error := ret.Win32Error(noMatch) if win32Error == noMatch { return nil } return win32Error } const ( CR_SUCCESS CONFIGRET = 0x00000000 CR_DEFAULT CONFIGRET = 0x00000001 CR_OUT_OF_MEMORY CONFIGRET = 0x00000002 CR_INVALID_POINTER CONFIGRET = 0x00000003 CR_INVALID_FLAG CONFIGRET = 0x00000004 CR_INVALID_DEVNODE CONFIGRET = 0x00000005 CR_INVALID_DEVINST = CR_INVALID_DEVNODE CR_INVALID_RES_DES CONFIGRET = 0x00000006 CR_INVALID_LOG_CONF CONFIGRET = 0x00000007 CR_INVALID_ARBITRATOR CONFIGRET = 0x00000008 CR_INVALID_NODELIST CONFIGRET = 0x00000009 CR_DEVNODE_HAS_REQS CONFIGRET = 0x0000000A CR_DEVINST_HAS_REQS = CR_DEVNODE_HAS_REQS CR_INVALID_RESOURCEID CONFIGRET = 0x0000000B CR_DLVXD_NOT_FOUND CONFIGRET = 0x0000000C CR_NO_SUCH_DEVNODE CONFIGRET = 0x0000000D CR_NO_SUCH_DEVINST = CR_NO_SUCH_DEVNODE CR_NO_MORE_LOG_CONF CONFIGRET = 0x0000000E CR_NO_MORE_RES_DES CONFIGRET = 0x0000000F CR_ALREADY_SUCH_DEVNODE CONFIGRET = 0x00000010 CR_ALREADY_SUCH_DEVINST = CR_ALREADY_SUCH_DEVNODE CR_INVALID_RANGE_LIST CONFIGRET = 0x00000011 CR_INVALID_RANGE CONFIGRET = 0x00000012 CR_FAILURE CONFIGRET = 0x00000013 CR_NO_SUCH_LOGICAL_DEV CONFIGRET = 0x00000014 CR_CREATE_BLOCKED CONFIGRET = 0x00000015 CR_NOT_SYSTEM_VM CONFIGRET = 0x00000016 CR_REMOVE_VETOED CONFIGRET = 0x00000017 CR_APM_VETOED CONFIGRET = 0x00000018 CR_INVALID_LOAD_TYPE CONFIGRET = 0x00000019 CR_BUFFER_SMALL CONFIGRET = 0x0000001A CR_NO_ARBITRATOR CONFIGRET = 0x0000001B CR_NO_REGISTRY_HANDLE CONFIGRET = 0x0000001C CR_REGISTRY_ERROR CONFIGRET = 0x0000001D CR_INVALID_DEVICE_ID CONFIGRET = 0x0000001E CR_INVALID_DATA CONFIGRET = 0x0000001F CR_INVALID_API CONFIGRET = 0x00000020 CR_DEVLOADER_NOT_READY CONFIGRET = 0x00000021 CR_NEED_RESTART CONFIGRET = 0x00000022 CR_NO_MORE_HW_PROFILES CONFIGRET = 0x00000023 CR_DEVICE_NOT_THERE CONFIGRET = 0x00000024 CR_NO_SUCH_VALUE CONFIGRET = 0x00000025 CR_WRONG_TYPE CONFIGRET = 0x00000026 CR_INVALID_PRIORITY CONFIGRET = 0x00000027 CR_NOT_DISABLEABLE CONFIGRET = 0x00000028 CR_FREE_RESOURCES CONFIGRET = 0x00000029 CR_QUERY_VETOED CONFIGRET = 0x0000002A CR_CANT_SHARE_IRQ CONFIGRET = 0x0000002B CR_NO_DEPENDENT CONFIGRET = 0x0000002C CR_SAME_RESOURCES CONFIGRET = 0x0000002D CR_NO_SUCH_REGISTRY_KEY CONFIGRET = 0x0000002E CR_INVALID_MACHINENAME CONFIGRET = 0x0000002F CR_REMOTE_COMM_FAILURE CONFIGRET = 0x00000030 CR_MACHINE_UNAVAILABLE CONFIGRET = 0x00000031 CR_NO_CM_SERVICES CONFIGRET = 0x00000032 CR_ACCESS_DENIED CONFIGRET = 0x00000033 CR_CALL_NOT_IMPLEMENTED CONFIGRET = 0x00000034 CR_INVALID_PROPERTY CONFIGRET = 0x00000035 CR_DEVICE_INTERFACE_ACTIVE CONFIGRET = 0x00000036 CR_NO_SUCH_DEVICE_INTERFACE CONFIGRET = 0x00000037 CR_INVALID_REFERENCE_STRING CONFIGRET = 0x00000038 CR_INVALID_CONFLICT_LIST CONFIGRET = 0x00000039 CR_INVALID_INDEX CONFIGRET = 0x0000003A CR_INVALID_STRUCTURE_SIZE CONFIGRET = 0x0000003B NUM_CR_RESULTS CONFIGRET = 0x0000003C ) const ( CM_GET_DEVICE_INTERFACE_LIST_PRESENT = 0 // only currently 'live' device interfaces CM_GET_DEVICE_INTERFACE_LIST_ALL_DEVICES = 1 // all registered device interfaces, live or not ) const ( DN_ROOT_ENUMERATED = 0x00000001 // Was enumerated by ROOT DN_DRIVER_LOADED = 0x00000002 // Has Register_Device_Driver DN_ENUM_LOADED = 0x00000004 // Has Register_Enumerator DN_STARTED = 0x00000008 // Is currently configured DN_MANUAL = 0x00000010 // Manually installed DN_NEED_TO_ENUM = 0x00000020 // May need reenumeration DN_NOT_FIRST_TIME = 0x00000040 // Has received a config DN_HARDWARE_ENUM = 0x00000080 // Enum generates hardware ID DN_LIAR = 0x00000100 // Lied about can reconfig once DN_HAS_MARK = 0x00000200 // Not CM_Create_DevInst lately DN_HAS_PROBLEM = 0x00000400 // Need device installer DN_FILTERED = 0x00000800 // Is filtered DN_MOVED = 0x00001000 // Has been moved DN_DISABLEABLE = 0x00002000 // Can be disabled DN_REMOVABLE = 0x00004000 // Can be removed DN_PRIVATE_PROBLEM = 0x00008000 // Has a private problem DN_MF_PARENT = 0x00010000 // Multi function parent DN_MF_CHILD = 0x00020000 // Multi function child DN_WILL_BE_REMOVED = 0x00040000 // DevInst is being removed DN_NOT_FIRST_TIMEE = 0x00080000 // Has received a config enumerate DN_STOP_FREE_RES = 0x00100000 // When child is stopped, free resources DN_REBAL_CANDIDATE = 0x00200000 // Don't skip during rebalance DN_BAD_PARTIAL = 0x00400000 // This devnode's log_confs do not have same resources DN_NT_ENUMERATOR = 0x00800000 // This devnode's is an NT enumerator DN_NT_DRIVER = 0x01000000 // This devnode's is an NT driver DN_NEEDS_LOCKING = 0x02000000 // Devnode need lock resume processing DN_ARM_WAKEUP = 0x04000000 // Devnode can be the wakeup device DN_APM_ENUMERATOR = 0x08000000 // APM aware enumerator DN_APM_DRIVER = 0x10000000 // APM aware driver DN_SILENT_INSTALL = 0x20000000 // Silent install DN_NO_SHOW_IN_DM = 0x40000000 // No show in device manager DN_BOOT_LOG_PROB = 0x80000000 // Had a problem during preassignment of boot log conf DN_NEED_RESTART = DN_LIAR // System needs to be restarted for this Devnode to work properly DN_DRIVER_BLOCKED = DN_NOT_FIRST_TIME // One or more drivers are blocked from loading for this Devnode DN_LEGACY_DRIVER = DN_MOVED // This device is using a legacy driver DN_CHILD_WITH_INVALID_ID = DN_HAS_MARK // One or more children have invalid IDs DN_DEVICE_DISCONNECTED = DN_NEEDS_LOCKING // The function driver for a device reported that the device is not connected. Typically this means a wireless device is out of range. DN_QUERY_REMOVE_PENDING = DN_MF_PARENT // Device is part of a set of related devices collectively pending query-removal DN_QUERY_REMOVE_ACTIVE = DN_MF_CHILD // Device is actively engaged in a query-remove IRP DN_CHANGEABLE_FLAGS = DN_NOT_FIRST_TIME | DN_HARDWARE_ENUM | DN_HAS_MARK | DN_DISABLEABLE | DN_REMOVABLE | DN_MF_CHILD | DN_MF_PARENT | DN_NOT_FIRST_TIMEE | DN_STOP_FREE_RES | DN_REBAL_CANDIDATE | DN_NT_ENUMERATOR | DN_NT_DRIVER | DN_SILENT_INSTALL | DN_NO_SHOW_IN_DM ) //sys setupDiCreateDeviceInfoListEx(classGUID *GUID, hwndParent uintptr, machineName *uint16, reserved uintptr) (handle DevInfo, err error) [failretval==DevInfo(InvalidHandle)] = setupapi.SetupDiCreateDeviceInfoListExW // 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. func SetupDiCreateDeviceInfoListEx(classGUID *GUID, hwndParent uintptr, machineName string) (deviceInfoSet DevInfo, err error) { var machineNameUTF16 *uint16 if machineName != "" { machineNameUTF16, err = UTF16PtrFromString(machineName) if err != nil { return } } return setupDiCreateDeviceInfoListEx(classGUID, hwndParent, machineNameUTF16, 0) } //sys setupDiGetDeviceInfoListDetail(deviceInfoSet DevInfo, deviceInfoSetDetailData *DevInfoListDetailData) (err error) = setupapi.SetupDiGetDeviceInfoListDetailW // SetupDiGetDeviceInfoListDetail function retrieves information associated with a device information set including the class GUID, remote computer handle, and remote computer name. func SetupDiGetDeviceInfoListDetail(deviceInfoSet DevInfo) (deviceInfoSetDetailData *DevInfoListDetailData, err error) { data := &DevInfoListDetailData{} data.size = data.unsafeSizeOf() return data, setupDiGetDeviceInfoListDetail(deviceInfoSet, data) } // DeviceInfoListDetail method retrieves information associated with a device information set including the class GUID, remote computer handle, and remote computer name. func (deviceInfoSet DevInfo) DeviceInfoListDetail() (*DevInfoListDetailData, error) { return SetupDiGetDeviceInfoListDetail(deviceInfoSet) } //sys setupDiCreateDeviceInfo(deviceInfoSet DevInfo, DeviceName *uint16, classGUID *GUID, DeviceDescription *uint16, hwndParent uintptr, CreationFlags DICD, deviceInfoData *DevInfoData) (err error) = setupapi.SetupDiCreateDeviceInfoW // SetupDiCreateDeviceInfo function creates a new device information element and adds it as a new member to the specified device information set. func SetupDiCreateDeviceInfo(deviceInfoSet DevInfo, deviceName string, classGUID *GUID, deviceDescription string, hwndParent uintptr, creationFlags DICD) (deviceInfoData *DevInfoData, err error) { deviceNameUTF16, err := UTF16PtrFromString(deviceName) if err != nil { return } var deviceDescriptionUTF16 *uint16 if deviceDescription != "" { deviceDescriptionUTF16, err = UTF16PtrFromString(deviceDescription) if err != nil { return } } data := &DevInfoData{} data.size = uint32(unsafe.Sizeof(*data)) return data, setupDiCreateDeviceInfo(deviceInfoSet, deviceNameUTF16, classGUID, deviceDescriptionUTF16, hwndParent, creationFlags, data) } // CreateDeviceInfo method creates a new device information element and adds it as a new member to the specified device information set. func (deviceInfoSet DevInfo) CreateDeviceInfo(deviceName string, classGUID *GUID, deviceDescription string, hwndParent uintptr, creationFlags DICD) (*DevInfoData, error) { return SetupDiCreateDeviceInfo(deviceInfoSet, deviceName, classGUID, deviceDescription, hwndParent, creationFlags) } //sys setupDiEnumDeviceInfo(deviceInfoSet DevInfo, memberIndex uint32, deviceInfoData *DevInfoData) (err error) = setupapi.SetupDiEnumDeviceInfo // SetupDiEnumDeviceInfo function returns a DevInfoData structure that specifies a device information element in a device information set. func SetupDiEnumDeviceInfo(deviceInfoSet DevInfo, memberIndex int) (*DevInfoData, error) { data := &DevInfoData{} data.size = uint32(unsafe.Sizeof(*data)) return data, setupDiEnumDeviceInfo(deviceInfoSet, uint32(memberIndex), data) } // EnumDeviceInfo method returns a DevInfoData structure that specifies a device information element in a device information set. func (deviceInfoSet DevInfo) EnumDeviceInfo(memberIndex int) (*DevInfoData, error) { return SetupDiEnumDeviceInfo(deviceInfoSet, memberIndex) } // SetupDiDestroyDeviceInfoList function deletes a device information set and frees all associated memory. //sys SetupDiDestroyDeviceInfoList(deviceInfoSet DevInfo) (err error) = setupapi.SetupDiDestroyDeviceInfoList // Close method deletes a device information set and frees all associated memory. func (deviceInfoSet DevInfo) Close() error { return SetupDiDestroyDeviceInfoList(deviceInfoSet) } //sys SetupDiBuildDriverInfoList(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, driverType SPDIT) (err error) = setupapi.SetupDiBuildDriverInfoList // BuildDriverInfoList method builds a list of drivers that is associated with a specific device or with the global class driver list for a device information set. func (deviceInfoSet DevInfo) BuildDriverInfoList(deviceInfoData *DevInfoData, driverType SPDIT) error { return SetupDiBuildDriverInfoList(deviceInfoSet, deviceInfoData, driverType) } //sys SetupDiCancelDriverInfoSearch(deviceInfoSet DevInfo) (err error) = setupapi.SetupDiCancelDriverInfoSearch // CancelDriverInfoSearch method cancels a driver list search that is currently in progress in a different thread. func (deviceInfoSet DevInfo) CancelDriverInfoSearch() error { return SetupDiCancelDriverInfoSearch(deviceInfoSet) } //sys setupDiEnumDriverInfo(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, driverType SPDIT, memberIndex uint32, driverInfoData *DrvInfoData) (err error) = setupapi.SetupDiEnumDriverInfoW // SetupDiEnumDriverInfo function enumerates the members of a driver list. func SetupDiEnumDriverInfo(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, driverType SPDIT, memberIndex int) (*DrvInfoData, error) { data := &DrvInfoData{} data.size = uint32(unsafe.Sizeof(*data)) return data, setupDiEnumDriverInfo(deviceInfoSet, deviceInfoData, driverType, uint32(memberIndex), data) } // EnumDriverInfo method enumerates the members of a driver list. func (deviceInfoSet DevInfo) EnumDriverInfo(deviceInfoData *DevInfoData, driverType SPDIT, memberIndex int) (*DrvInfoData, error) { return SetupDiEnumDriverInfo(deviceInfoSet, deviceInfoData, driverType, memberIndex) } //sys setupDiGetSelectedDriver(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, driverInfoData *DrvInfoData) (err error) = setupapi.SetupDiGetSelectedDriverW // SetupDiGetSelectedDriver function retrieves the selected driver for a device information set or a particular device information element. func SetupDiGetSelectedDriver(deviceInfoSet DevInfo, deviceInfoData *DevInfoData) (*DrvInfoData, error) { data := &DrvInfoData{} data.size = uint32(unsafe.Sizeof(*data)) return data, setupDiGetSelectedDriver(deviceInfoSet, deviceInfoData, data) } // SelectedDriver method retrieves the selected driver for a device information set or a particular device information element. func (deviceInfoSet DevInfo) SelectedDriver(deviceInfoData *DevInfoData) (*DrvInfoData, error) { return SetupDiGetSelectedDriver(deviceInfoSet, deviceInfoData) } //sys SetupDiSetSelectedDriver(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, driverInfoData *DrvInfoData) (err error) = setupapi.SetupDiSetSelectedDriverW // SetSelectedDriver method sets, or resets, the selected driver for a device information element or the selected class driver for a device information set. func (deviceInfoSet DevInfo) SetSelectedDriver(deviceInfoData *DevInfoData, driverInfoData *DrvInfoData) error { return SetupDiSetSelectedDriver(deviceInfoSet, deviceInfoData, driverInfoData) } //sys setupDiGetDriverInfoDetail(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, driverInfoData *DrvInfoData, driverInfoDetailData *DrvInfoDetailData, driverInfoDetailDataSize uint32, requiredSize *uint32) (err error) = setupapi.SetupDiGetDriverInfoDetailW // SetupDiGetDriverInfoDetail function retrieves driver information detail for a device information set or a particular device information element in the device information set. func SetupDiGetDriverInfoDetail(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, driverInfoData *DrvInfoData) (*DrvInfoDetailData, error) { reqSize := uint32(2048) for { buf := make([]byte, reqSize) data := (*DrvInfoDetailData)(unsafe.Pointer(&buf[0])) data.size = data.unsafeSizeOf() err := setupDiGetDriverInfoDetail(deviceInfoSet, deviceInfoData, driverInfoData, data, uint32(len(buf)), &reqSize) if err == ERROR_INSUFFICIENT_BUFFER { continue } if err != nil { return nil, err } data.size = reqSize return data, nil } } // DriverInfoDetail method retrieves driver information detail for a device information set or a particular device information element in the device information set. func (deviceInfoSet DevInfo) DriverInfoDetail(deviceInfoData *DevInfoData, driverInfoData *DrvInfoData) (*DrvInfoDetailData, error) { return SetupDiGetDriverInfoDetail(deviceInfoSet, deviceInfoData, driverInfoData) } //sys SetupDiDestroyDriverInfoList(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, driverType SPDIT) (err error) = setupapi.SetupDiDestroyDriverInfoList // DestroyDriverInfoList method deletes a driver list. func (deviceInfoSet DevInfo) DestroyDriverInfoList(deviceInfoData *DevInfoData, driverType SPDIT) error { return SetupDiDestroyDriverInfoList(deviceInfoSet, deviceInfoData, driverType) } //sys setupDiGetClassDevsEx(classGUID *GUID, Enumerator *uint16, hwndParent uintptr, Flags DIGCF, deviceInfoSet DevInfo, machineName *uint16, reserved uintptr) (handle DevInfo, err error) [failretval==DevInfo(InvalidHandle)] = setupapi.SetupDiGetClassDevsExW // SetupDiGetClassDevsEx function returns a handle to a device information set that contains requested device information elements for a local or a remote computer. func SetupDiGetClassDevsEx(classGUID *GUID, enumerator string, hwndParent uintptr, flags DIGCF, deviceInfoSet DevInfo, machineName string) (handle DevInfo, err error) { var enumeratorUTF16 *uint16 if enumerator != "" { enumeratorUTF16, err = UTF16PtrFromString(enumerator) if err != nil { return } } var machineNameUTF16 *uint16 if machineName != "" { machineNameUTF16, err = UTF16PtrFromString(machineName) if err != nil { return } } return setupDiGetClassDevsEx(classGUID, enumeratorUTF16, hwndParent, flags, deviceInfoSet, machineNameUTF16, 0) } // SetupDiCallClassInstaller function calls the appropriate class installer, and any registered co-installers, with the specified installation request (DIF code). //sys SetupDiCallClassInstaller(installFunction DI_FUNCTION, deviceInfoSet DevInfo, deviceInfoData *DevInfoData) (err error) = setupapi.SetupDiCallClassInstaller // CallClassInstaller member calls the appropriate class installer, and any registered co-installers, with the specified installation request (DIF code). func (deviceInfoSet DevInfo) CallClassInstaller(installFunction DI_FUNCTION, deviceInfoData *DevInfoData) error { return SetupDiCallClassInstaller(installFunction, deviceInfoSet, deviceInfoData) } // SetupDiOpenDevRegKey function opens a registry key for device-specific configuration information. //sys SetupDiOpenDevRegKey(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, Scope DICS_FLAG, HwProfile uint32, KeyType DIREG, samDesired uint32) (key Handle, err error) [failretval==InvalidHandle] = setupapi.SetupDiOpenDevRegKey // OpenDevRegKey method opens a registry key for device-specific configuration information. func (deviceInfoSet DevInfo) OpenDevRegKey(DeviceInfoData *DevInfoData, Scope DICS_FLAG, HwProfile uint32, KeyType DIREG, samDesired uint32) (Handle, error) { return SetupDiOpenDevRegKey(deviceInfoSet, DeviceInfoData, Scope, HwProfile, KeyType, samDesired) } //sys setupDiGetDeviceProperty(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, propertyKey *DEVPROPKEY, propertyType *DEVPROPTYPE, propertyBuffer *byte, propertyBufferSize uint32, requiredSize *uint32, flags uint32) (err error) = setupapi.SetupDiGetDevicePropertyW // SetupDiGetDeviceProperty function retrieves a specified device instance property. func SetupDiGetDeviceProperty(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, propertyKey *DEVPROPKEY) (value interface{}, err error) { reqSize := uint32(256) for { var dataType DEVPROPTYPE buf := make([]byte, reqSize) err = setupDiGetDeviceProperty(deviceInfoSet, deviceInfoData, propertyKey, &dataType, &buf[0], uint32(len(buf)), &reqSize, 0) if err == ERROR_INSUFFICIENT_BUFFER { continue } if err != nil { return } switch dataType { case DEVPROP_TYPE_STRING: ret := UTF16ToString(bufToUTF16(buf)) runtime.KeepAlive(buf) return ret, nil } return nil, errors.New("unimplemented property type") } } //sys setupDiGetDeviceRegistryProperty(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, property SPDRP, propertyRegDataType *uint32, propertyBuffer *byte, propertyBufferSize uint32, requiredSize *uint32) (err error) = setupapi.SetupDiGetDeviceRegistryPropertyW // SetupDiGetDeviceRegistryProperty function retrieves a specified Plug and Play device property. func SetupDiGetDeviceRegistryProperty(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, property SPDRP) (value interface{}, err error) { reqSize := uint32(256) for { var dataType uint32 buf := make([]byte, reqSize) err = setupDiGetDeviceRegistryProperty(deviceInfoSet, deviceInfoData, property, &dataType, &buf[0], uint32(len(buf)), &reqSize) if err == ERROR_INSUFFICIENT_BUFFER { continue } if err != nil { return } return getRegistryValue(buf[:reqSize], dataType) } } func getRegistryValue(buf []byte, dataType uint32) (interface{}, error) { switch dataType { case REG_SZ: ret := UTF16ToString(bufToUTF16(buf)) runtime.KeepAlive(buf) return ret, nil case REG_EXPAND_SZ: value := UTF16ToString(bufToUTF16(buf)) if value == "" { return "", nil } p, err := syscall.UTF16PtrFromString(value) if err != nil { return "", err } ret := make([]uint16, 100) for { n, err := ExpandEnvironmentStrings(p, &ret[0], uint32(len(ret))) if err != nil { return "", err } if n <= uint32(len(ret)) { return UTF16ToString(ret[:n]), nil } ret = make([]uint16, n) } case REG_BINARY: return buf, nil case REG_DWORD_LITTLE_ENDIAN: return binary.LittleEndian.Uint32(buf), nil case REG_DWORD_BIG_ENDIAN: return binary.BigEndian.Uint32(buf), nil case REG_MULTI_SZ: bufW := bufToUTF16(buf) a := []string{} for i := 0; i < len(bufW); { j := i + wcslen(bufW[i:]) if i < j { a = append(a, UTF16ToString(bufW[i:j])) } i = j + 1 } runtime.KeepAlive(buf) return a, nil case REG_QWORD_LITTLE_ENDIAN: return binary.LittleEndian.Uint64(buf), nil default: return nil, fmt.Errorf("Unsupported registry value type: %v", dataType) } } // bufToUTF16 function reinterprets []byte buffer as []uint16 func bufToUTF16(buf []byte) []uint16 { sl := struct { addr *uint16 len int cap int }{(*uint16)(unsafe.Pointer(&buf[0])), len(buf) / 2, cap(buf) / 2} return *(*[]uint16)(unsafe.Pointer(&sl)) } // utf16ToBuf function reinterprets []uint16 as []byte func utf16ToBuf(buf []uint16) []byte { sl := struct { addr *byte len int cap int }{(*byte)(unsafe.Pointer(&buf[0])), len(buf) * 2, cap(buf) * 2} return *(*[]byte)(unsafe.Pointer(&sl)) } func wcslen(str []uint16) int { for i := 0; i < len(str); i++ { if str[i] == 0 { return i } } return len(str) } // DeviceRegistryProperty method retrieves a specified Plug and Play device property. func (deviceInfoSet DevInfo) DeviceRegistryProperty(deviceInfoData *DevInfoData, property SPDRP) (interface{}, error) { return SetupDiGetDeviceRegistryProperty(deviceInfoSet, deviceInfoData, property) } //sys setupDiSetDeviceRegistryProperty(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, property SPDRP, propertyBuffer *byte, propertyBufferSize uint32) (err error) = setupapi.SetupDiSetDeviceRegistryPropertyW // SetupDiSetDeviceRegistryProperty function sets a Plug and Play device property for a device. func SetupDiSetDeviceRegistryProperty(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, property SPDRP, propertyBuffers []byte) error { return setupDiSetDeviceRegistryProperty(deviceInfoSet, deviceInfoData, property, &propertyBuffers[0], uint32(len(propertyBuffers))) } // SetDeviceRegistryProperty function sets a Plug and Play device property for a device. func (deviceInfoSet DevInfo) SetDeviceRegistryProperty(deviceInfoData *DevInfoData, property SPDRP, propertyBuffers []byte) error { return SetupDiSetDeviceRegistryProperty(deviceInfoSet, deviceInfoData, property, propertyBuffers) } // SetDeviceRegistryPropertyString method sets a Plug and Play device property string for a device. func (deviceInfoSet DevInfo) SetDeviceRegistryPropertyString(deviceInfoData *DevInfoData, property SPDRP, str string) error { str16, err := UTF16FromString(str) if err != nil { return err } err = SetupDiSetDeviceRegistryProperty(deviceInfoSet, deviceInfoData, property, utf16ToBuf(append(str16, 0))) runtime.KeepAlive(str16) return err } //sys setupDiGetDeviceInstallParams(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, deviceInstallParams *DevInstallParams) (err error) = setupapi.SetupDiGetDeviceInstallParamsW // SetupDiGetDeviceInstallParams function retrieves device installation parameters for a device information set or a particular device information element. func SetupDiGetDeviceInstallParams(deviceInfoSet DevInfo, deviceInfoData *DevInfoData) (*DevInstallParams, error) { params := &DevInstallParams{} params.size = uint32(unsafe.Sizeof(*params)) return params, setupDiGetDeviceInstallParams(deviceInfoSet, deviceInfoData, params) } // DeviceInstallParams method retrieves device installation parameters for a device information set or a particular device information element. func (deviceInfoSet DevInfo) DeviceInstallParams(deviceInfoData *DevInfoData) (*DevInstallParams, error) { return SetupDiGetDeviceInstallParams(deviceInfoSet, deviceInfoData) } //sys setupDiGetDeviceInstanceId(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, instanceId *uint16, instanceIdSize uint32, instanceIdRequiredSize *uint32) (err error) = setupapi.SetupDiGetDeviceInstanceIdW // SetupDiGetDeviceInstanceId function retrieves the instance ID of the device. func SetupDiGetDeviceInstanceId(deviceInfoSet DevInfo, deviceInfoData *DevInfoData) (string, error) { reqSize := uint32(1024) for { buf := make([]uint16, reqSize) err := setupDiGetDeviceInstanceId(deviceInfoSet, deviceInfoData, &buf[0], uint32(len(buf)), &reqSize) if err == ERROR_INSUFFICIENT_BUFFER { continue } if err != nil { return "", err } return UTF16ToString(buf), nil } } // DeviceInstanceID method retrieves the instance ID of the device. func (deviceInfoSet DevInfo) DeviceInstanceID(deviceInfoData *DevInfoData) (string, error) { return SetupDiGetDeviceInstanceId(deviceInfoSet, deviceInfoData) } // SetupDiGetClassInstallParams function retrieves class installation parameters for a device information set or a particular device information element. //sys SetupDiGetClassInstallParams(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, classInstallParams *ClassInstallHeader, classInstallParamsSize uint32, requiredSize *uint32) (err error) = setupapi.SetupDiGetClassInstallParamsW // ClassInstallParams method retrieves class installation parameters for a device information set or a particular device information element. func (deviceInfoSet DevInfo) ClassInstallParams(deviceInfoData *DevInfoData, classInstallParams *ClassInstallHeader, classInstallParamsSize uint32, requiredSize *uint32) error { return SetupDiGetClassInstallParams(deviceInfoSet, deviceInfoData, classInstallParams, classInstallParamsSize, requiredSize) } //sys SetupDiSetDeviceInstallParams(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, deviceInstallParams *DevInstallParams) (err error) = setupapi.SetupDiSetDeviceInstallParamsW // SetDeviceInstallParams member sets device installation parameters for a device information set or a particular device information element. func (deviceInfoSet DevInfo) SetDeviceInstallParams(deviceInfoData *DevInfoData, deviceInstallParams *DevInstallParams) error { return SetupDiSetDeviceInstallParams(deviceInfoSet, deviceInfoData, deviceInstallParams) } // SetupDiSetClassInstallParams function sets or clears class install parameters for a device information set or a particular device information element. //sys SetupDiSetClassInstallParams(deviceInfoSet DevInfo, deviceInfoData *DevInfoData, classInstallParams *ClassInstallHeader, classInstallParamsSize uint32) (err error) = setupapi.SetupDiSetClassInstallParamsW // SetClassInstallParams method sets or clears class install parameters for a device information set or a particular device information element. func (deviceInfoSet DevInfo) SetClassInstallParams(deviceInfoData *DevInfoData, classInstallParams *ClassInstallHeader, classInstallParamsSize uint32) error { return SetupDiSetClassInstallParams(deviceInfoSet, deviceInfoData, classInstallParams, classInstallParamsSize) } //sys setupDiClassNameFromGuidEx(classGUID *GUID, className *uint16, classNameSize uint32, requiredSize *uint32, machineName *uint16, reserved uintptr) (err error) = setupapi.SetupDiClassNameFromGuidExW // SetupDiClassNameFromGuidEx function retrieves the class name associated with a class GUID. The class can be installed on a local or remote computer. func SetupDiClassNameFromGuidEx(classGUID *GUID, machineName string) (className string, err error) { var classNameUTF16 [MAX_CLASS_NAME_LEN]uint16 var machineNameUTF16 *uint16 if machineName != "" { machineNameUTF16, err = UTF16PtrFromString(machineName) if err != nil { return } } err = setupDiClassNameFromGuidEx(classGUID, &classNameUTF16[0], MAX_CLASS_NAME_LEN, nil, machineNameUTF16, 0) if err != nil { return } className = UTF16ToString(classNameUTF16[:]) return } //sys setupDiClassGuidsFromNameEx(className *uint16, classGuidList *GUID, classGuidListSize uint32, requiredSize *uint32, machineName *uint16, reserved uintptr) (err error) = setupapi.SetupDiClassGuidsFromNameExW // 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. func SetupDiClassGuidsFromNameEx(className string, machineName string) ([]GUID, error) { classNameUTF16, err := UTF16PtrFromString(className) if err != nil { return nil, err } var machineNameUTF16 *uint16 if machineName != "" { machineNameUTF16, err = UTF16PtrFromString(machineName) if err != nil { return nil, err } } reqSize := uint32(4) for { buf := make([]GUID, reqSize) err = setupDiClassGuidsFromNameEx(classNameUTF16, &buf[0], uint32(len(buf)), &reqSize, machineNameUTF16, 0) if err == ERROR_INSUFFICIENT_BUFFER { continue } if err != nil { return nil, err } return buf[:reqSize], nil } } //sys setupDiGetSelectedDevice(deviceInfoSet DevInfo, deviceInfoData *DevInfoData) (err error) = setupapi.SetupDiGetSelectedDevice // SetupDiGetSelectedDevice function retrieves the selected device information element in a device information set. func SetupDiGetSelectedDevice(deviceInfoSet DevInfo) (*DevInfoData, error) { data := &DevInfoData{} data.size = uint32(unsafe.Sizeof(*data)) return data, setupDiGetSelectedDevice(deviceInfoSet, data) } // SelectedDevice method retrieves the selected device information element in a device information set. func (deviceInfoSet DevInfo) SelectedDevice() (*DevInfoData, error) { return SetupDiGetSelectedDevice(deviceInfoSet) } // 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. //sys SetupDiSetSelectedDevice(deviceInfoSet DevInfo, deviceInfoData *DevInfoData) (err error) = setupapi.SetupDiSetSelectedDevice // 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. func (deviceInfoSet DevInfo) SetSelectedDevice(deviceInfoData *DevInfoData) error { return SetupDiSetSelectedDevice(deviceInfoSet, deviceInfoData) } //sys setupUninstallOEMInf(infFileName *uint16, flags SUOI, reserved uintptr) (err error) = setupapi.SetupUninstallOEMInfW // SetupUninstallOEMInf uninstalls the specified driver. func SetupUninstallOEMInf(infFileName string, flags SUOI) error { infFileName16, err := UTF16PtrFromString(infFileName) if err != nil { return err } return setupUninstallOEMInf(infFileName16, flags, 0) } //sys cm_MapCrToWin32Err(configRet CONFIGRET, defaultWin32Error Errno) (ret Errno) = CfgMgr32.CM_MapCrToWin32Err //sys cm_Get_Device_Interface_List_Size(len *uint32, interfaceClass *GUID, deviceID *uint16, flags uint32) (ret CONFIGRET) = CfgMgr32.CM_Get_Device_Interface_List_SizeW //sys cm_Get_Device_Interface_List(interfaceClass *GUID, deviceID *uint16, buffer *uint16, bufferLen uint32, flags uint32) (ret CONFIGRET) = CfgMgr32.CM_Get_Device_Interface_ListW func CM_Get_Device_Interface_List(deviceID string, interfaceClass *GUID, flags uint32) ([]string, error) { deviceID16, err := UTF16PtrFromString(deviceID) if err != nil { return nil, err } var buf []uint16 var buflen uint32 for { if ret := cm_Get_Device_Interface_List_Size(&buflen, interfaceClass, deviceID16, flags); ret != CR_SUCCESS { return nil, ret } buf = make([]uint16, buflen) if ret := cm_Get_Device_Interface_List(interfaceClass, deviceID16, &buf[0], buflen, flags); ret == CR_SUCCESS { break } else if ret != CR_BUFFER_SMALL { return nil, ret } } var interfaces []string for i := 0; i < len(buf); { j := i + wcslen(buf[i:]) if i < j { interfaces = append(interfaces, UTF16ToString(buf[i:j])) } i = j + 1 } if interfaces == nil { return nil, ERROR_NO_SUCH_DEVICE_INTERFACE } return interfaces, nil } //sys cm_Get_DevNode_Status(status *uint32, problemNumber *uint32, devInst DEVINST, flags uint32) (ret CONFIGRET) = CfgMgr32.CM_Get_DevNode_Status func CM_Get_DevNode_Status(status *uint32, problemNumber *uint32, devInst DEVINST, flags uint32) error { ret := cm_Get_DevNode_Status(status, problemNumber, devInst, flags) if ret == CR_SUCCESS { return nil } return ret }