Add support for setupapi.setupDiCreateDeviceInfoListEx()

Signed-off-by: Simon Rozman <simon@rozman.si>
This commit is contained in:
Simon Rozman 2019-02-04 11:49:26 +01:00 committed by Jason A. Donenfeld
parent 963be8e993
commit 024a4916c2
3 changed files with 50 additions and 0 deletions

View file

@ -15,6 +15,7 @@ import (
//sys setupDiClassNameFromGuidEx(ClassGUID *windows.GUID, ClassName *uint16, ClassNameSize uint32, RequiredSize *uint32, MachineName *uint16, Reserved uintptr) (err error) = setupapi.SetupDiClassNameFromGuidExW
//sys setupDiClassGuidsFromNameEx(ClassName *uint16, ClassGuidList *windows.GUID, ClassGuidListSize uint32, RequiredSize *uint32, MachineName *uint16, Reserved uintptr) (err error) = setupapi.SetupDiClassGuidsFromNameExW
//sys setupDiCreateDeviceInfoListEx(ClassGUID *windows.GUID, hwndParent uintptr, MachineName *uint16, Reserved uintptr) (handle DevInfo, err error) [failretval==DevInfo(windows.InvalidHandle)] = setupapi.SetupDiCreateDeviceInfoListExW
//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
//sys SetupDiDestroyDeviceInfoList(DeviceInfoSet DevInfo) (err error) = setupapi.SetupDiDestroyDeviceInfoList
//sys setupDiGetDeviceInfoListDetail(DeviceInfoSet DevInfo, DeviceInfoSetDetailData *_SP_DEVINFO_LIST_DETAIL_DATA) (err error) = setupapi.SetupDiGetDeviceInfoListDetailW
@ -84,6 +85,18 @@ func SetupDiClassGuidsFromNameEx(ClassName string, MachineName string) (ClassGui
return
}
// 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 *windows.GUID, hwndParent uintptr, MachineName string) (handle DevInfo, err error) {
var machineNameUTF16 *uint16
if MachineName != "" {
machineNameUTF16, err = syscall.UTF16PtrFromString(MachineName)
if err != nil {
return
}
}
return setupDiCreateDeviceInfoListEx(ClassGUID, hwndParent, machineNameUTF16, 0)
}
// 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 *windows.GUID, Enumerator string, hwndParent uintptr, Flags DIGCF, DeviceInfoSet DevInfo, MachineName string) (handle DevInfo, err error) {
var enumeratorUTF16 *uint16

View file

@ -70,6 +70,29 @@ func TestSetupDiClassGuidsFromNameEx(t *testing.T) {
}
}
func TestSetupDiCreateDeviceInfoListEx(t *testing.T) {
devInfoList, err := SetupDiCreateDeviceInfoListEx(&deviceClassNetGUID, 0, "")
if err == nil {
devInfoList.Close()
} else {
t.Errorf("Error calling SetupDiCreateDeviceInfoListEx: %s", err.Error())
}
devInfoList, err = SetupDiCreateDeviceInfoListEx(&deviceClassNetGUID, 0, computerName)
if err == nil {
devInfoList.Close()
} else {
t.Errorf("Error calling SetupDiCreateDeviceInfoListEx: %s", err.Error())
}
devInfoList, err = SetupDiCreateDeviceInfoListEx(nil, 0, "")
if err == nil {
devInfoList.Close()
} else {
t.Errorf("Error calling SetupDiCreateDeviceInfoListEx(nil): %s", err.Error())
}
}
func TestSetupDiGetClassDevsEx(t *testing.T) {
devInfoList, err := SetupDiGetClassDevsEx(&deviceClassNetGUID, "PCI", 0, DIGCF_PRESENT, DevInfo(0), computerName)
if err == nil {

View file

@ -41,6 +41,7 @@ var (
procSetupDiClassNameFromGuidExW = modsetupapi.NewProc("SetupDiClassNameFromGuidExW")
procSetupDiClassGuidsFromNameExW = modsetupapi.NewProc("SetupDiClassGuidsFromNameExW")
procSetupDiCreateDeviceInfoListExW = modsetupapi.NewProc("SetupDiCreateDeviceInfoListExW")
procSetupDiGetClassDevsExW = modsetupapi.NewProc("SetupDiGetClassDevsExW")
procSetupDiDestroyDeviceInfoList = modsetupapi.NewProc("SetupDiDestroyDeviceInfoList")
procSetupDiGetDeviceInfoListDetailW = modsetupapi.NewProc("SetupDiGetDeviceInfoListDetailW")
@ -77,6 +78,19 @@ func setupDiClassGuidsFromNameEx(ClassName *uint16, ClassGuidList *windows.GUID,
return
}
func setupDiCreateDeviceInfoListEx(ClassGUID *windows.GUID, hwndParent uintptr, MachineName *uint16, Reserved uintptr) (handle DevInfo, err error) {
r0, _, e1 := syscall.Syscall6(procSetupDiCreateDeviceInfoListExW.Addr(), 4, uintptr(unsafe.Pointer(ClassGUID)), uintptr(hwndParent), uintptr(unsafe.Pointer(MachineName)), uintptr(Reserved), 0, 0)
handle = DevInfo(r0)
if handle == DevInfo(windows.InvalidHandle) {
if e1 != 0 {
err = errnoErr(e1)
} else {
err = syscall.EINVAL
}
}
return
}
func setupDiGetClassDevsEx(ClassGUID *windows.GUID, Enumerator *uint16, hwndParent uintptr, Flags DIGCF, DeviceInfoSet DevInfo, MachineName *uint16, reserved uintptr) (handle DevInfo, err error) {
r0, _, e1 := syscall.Syscall9(procSetupDiGetClassDevsExW.Addr(), 7, uintptr(unsafe.Pointer(ClassGUID)), uintptr(unsafe.Pointer(Enumerator)), uintptr(hwndParent), uintptr(Flags), uintptr(DeviceInfoSet), uintptr(unsafe.Pointer(MachineName)), uintptr(reserved), 0, 0)
handle = DevInfo(r0)