102 lines
2.2 KiB
C++
102 lines
2.2 KiB
C++
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/*++
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Copyright (c) 2000 Microsoft Corporation
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Module Name:
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reload.cpp
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Abstract:
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Restart a device stack
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Revision History:
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--*/
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#include <windows.h>
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#include <setupapi.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "debug.h"
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extern "C" ULONG RestartDevice(
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PWCHAR PnpDeviceId
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)
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{
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HDEVINFO DevInfo;
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SP_DEVINFO_DATA DevInfoData;
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SP_PROPCHANGE_PARAMS PropChangeParams;
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ULONG Status;
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BOOL ok;
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//
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// First thing is to create a dev info set
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//
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DevInfo = SetupDiCreateDeviceInfoList(NULL, // ClassGuid
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NULL); // hwndParent
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if (DevInfo == INVALID_HANDLE_VALUE)
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{
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WmipDebugPrint(("SetupDiCreateDeviceInfoList failed %d\n",
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GetLastError()));
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return(GetLastError());
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}
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//
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// Next step is to add our target device to the dev info set
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//
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DevInfoData.cbSize = sizeof(DevInfoData);
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ok = SetupDiOpenDeviceInfoW(DevInfo,
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PnpDeviceId,
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NULL, // hwndParent
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0, // OpenFlags
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&DevInfoData);
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if (ok)
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{
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memset(&PropChangeParams, 0, sizeof(PropChangeParams));
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PropChangeParams.ClassInstallHeader.cbSize = sizeof(SP_CLASSINSTALL_HEADER);
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PropChangeParams.ClassInstallHeader.InstallFunction = DIF_PROPERTYCHANGE;
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PropChangeParams.StateChange = DICS_PROPCHANGE;
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PropChangeParams.Scope = DICS_FLAG_CONFIGSPECIFIC;
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PropChangeParams.HwProfile = 0; // current profile
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ok = SetupDiSetClassInstallParamsW(DevInfo,
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&DevInfoData,
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(PSP_CLASSINSTALL_HEADER)&PropChangeParams,
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sizeof(SP_PROPCHANGE_PARAMS));
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if (ok)
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{
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ok = SetupDiCallClassInstaller(DIF_PROPERTYCHANGE,
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DevInfo,
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&DevInfoData);
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if (ok)
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{
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Status = ERROR_SUCCESS;
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} else {
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WmipDebugPrint(("SetupDiCallClassInstaller failed %d\n", GetLastError()));
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Status = GetLastError();
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}
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} else {
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WmipDebugPrint(("SetupDiSetClassInstallParams failed %d\n", GetLastError()));
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Status = GetLastError();
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}
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} else {
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printf("SetupDiOpenDeviceInfo failed %d\n", GetLastError());
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Status = GetLastError();
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}
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//
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// Finally we need to free the device info set
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//
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SetupDiDestroyDeviceInfoList(DevInfo);
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return(Status);
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}
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