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#include "precomp.h"
#pragma hdrstop
//
// Format: devprop <Enumerator | DeviceId | *> [-m <MachineName>]
//
TCHAR DevPropTable[][34] = { TEXT("SPDRP_DEVICEDESC"), TEXT("SPDRP_HARDWAREID"), TEXT("SPDRP_COMPATIBLEIDS"), TEXT("SPDRP_UNUSED0"), TEXT("SPDRP_SERVICE"), TEXT("SPDRP_UNUSED1"), TEXT("SPDRP_UNUSED2"), TEXT("SPDRP_CLASS"), TEXT("SPDRP_CLASSGUID"), TEXT("SPDRP_DRIVER"), TEXT("SPDRP_CONFIGFLAGS"), TEXT("SPDRP_MFG"), TEXT("SPDRP_FRIENDLYNAME"), TEXT("SPDRP_LOCATION_INFORMATION"), TEXT("SPDRP_PHYSICAL_DEVICE_OBJECT_NAME"), TEXT("SPDRP_CAPABILITIES"), TEXT("SPDRP_UI_NUMBER"), TEXT("SPDRP_UPPERFILTERS"), TEXT("SPDRP_LOWERFILTERS"), TEXT("SPDRP_BUSTYPEGUID"), TEXT("SPDRP_LEGACYBUSTYPE"), TEXT("SPDRP_BUSNUMBER"), TEXT("SPDRP_ENUMERATOR_NAME"), TEXT("SPDPR_SECURITY"), TEXT("SPDRP_SECURITY_SDS"), TEXT("SPDRP_DEVTYPE"), TEXT("SPDRP_EXCLUSIVE"), TEXT("SPDRP_CHARACTERISTICS"), TEXT("SPDRP_ADDRESS"), TEXT("SPDRP_UI_NUMBER_DESC_FORMAT") };
int__cdecl_tmain( IN int argc, IN PTCHAR argv[] ){ TCHAR DeviceId[MAX_DEVICE_ID_LEN]; TCHAR MachineName[SP_MAX_MACHINENAME_LENGTH]; int CharsInUnicodeString; HDEVINFO DeviceInfoSet; SP_DEVINFO_DATA DeviceInfoData; DWORD Err; DWORD i, j, k, RegDataType, BufferSize; BYTE Buffer[1024]; LPCTSTR CurString; LPCTSTR MachineNameString = NULL; BOOL OpenSpecificDevice = FALSE;
if((argc < 2) || !lstrcmp(argv[1], TEXT("-?")) || !lstrcmp(argv[1], TEXT("/?"))) { _tprintf(TEXT("Usage: devprop <Enumerator | DeviceId | *> [-m <MachineName>]\n")); return -1; }
//
// The user specified either an enumerator name, a specific device ID, or a
// wildcard ('*'). We can tell the difference between the first two based
// on whether or not there's a path separator character in the string.
//
if(lstrlen(argv[1]) >= MAX_DEVICE_ID_LEN) { _tprintf(TEXT("DeviceId must be less than %d characters.\n"), MAX_DEVICE_ID_LEN); return -1; } lstrcpyn(DeviceId, argv[1], MAX_DEVICE_ID_LEN);
if((lstrlen(DeviceId) == 1) && (*DeviceId == TEXT('*'))) { //
// The wildcard character ('*') was specified--process all devices
//
CurString = NULL;
} else if(_tcschr(DeviceId, TEXT('\\'))) { //
// This device has a path separator character--assume it's a valid
// device id.
//
OpenSpecificDevice = TRUE;
} else { //
// Assume this string is an enumerator name.
//
CurString = DeviceId; }
//
// See if the user pointed us at a remote machine via the "-m" option.
//
if((argc > 3) && !_tcsicmp(argv[2], TEXT("-m"))) {
if(lstrlen(argv[3]) >= SP_MAX_MACHINENAME_LENGTH) { _tprintf(TEXT("Machine name must be less than %d characters.\n"), SP_MAX_MACHINENAME_LENGTH); return -1; } lstrcpy(MachineName, argv[3]);
MachineNameString = MachineName; }
if(OpenSpecificDevice) { //
// Create an HDEVINFO set, and open up a device information element for the specified
// device within that set.
//
DeviceInfoSet = SetupDiCreateDeviceInfoListEx(NULL, NULL, MachineNameString, NULL); if(DeviceInfoSet == INVALID_HANDLE_VALUE) { _tprintf(TEXT("SetupDiCreateDeviceInfoList failed with %lx\n"), GetLastError()); return -1; }
if(!SetupDiOpenDeviceInfo(DeviceInfoSet, DeviceId, NULL, 0, NULL)) {
Err = GetLastError(); _tprintf(TEXT("SetupDiOpenDeviceInfo failed with %lx\n"), Err); SetupDiDestroyDeviceInfoList(DeviceInfoSet); return -1; }
} else { DeviceInfoSet = SetupDiGetClassDevsEx(NULL, CurString, NULL, DIGCF_ALLCLASSES, NULL, MachineNameString, NULL );
if(DeviceInfoSet == INVALID_HANDLE_VALUE) { _tprintf(TEXT("SetupDiGetClassDevs failed with %lx\n"), GetLastError()); return -1; } }
DeviceInfoData.cbSize = sizeof(SP_DEVINFO_DATA); for(i = 0; SetupDiEnumDeviceInfo(DeviceInfoSet, i, &DeviceInfoData); i++) { SetupDiGetDeviceInstanceId(DeviceInfoSet, &DeviceInfoData, DeviceId, MAX_DEVICE_ID_LEN, NULL );
_tprintf(TEXT("For device \"%s\"\n"), DeviceId);
for(j = 0; j < (sizeof(DevPropTable) / sizeof(DevPropTable[0])); j++) {
_tprintf(TEXT(" %s : ("), DevPropTable[j]);
if(SetupDiGetDeviceRegistryProperty(DeviceInfoSet, &DeviceInfoData, j, &RegDataType, Buffer, sizeof(Buffer), &BufferSize)) { Err = NO_ERROR; } else { Err = GetLastError(); }
if(Err == NO_ERROR) {
switch(RegDataType) {
case REG_SZ : _tprintf(TEXT("REG_SZ:%d) \"%s\"\n"), BufferSize, (LPCTSTR)Buffer ); break;
case REG_MULTI_SZ : _tprintf(TEXT("REG_MULTI_SZ:%d)"), BufferSize); for(CurString = (LPCTSTR)Buffer; *CurString; CurString += lstrlen(CurString) + 1) {
_tprintf(TEXT(" \"%s\""), CurString); } _tprintf(TEXT("\n")); break;
case REG_DWORD : _tprintf(TEXT("REG_DWORD:%d) %lx\n"), BufferSize, *((PDWORD)Buffer) ); break;
case REG_BINARY : _tprintf(TEXT("REG_BINARY:%d)"), BufferSize); for(k = 0; k < BufferSize; k++) { _tprintf(TEXT(" %lx"), Buffer[k]); } _tprintf(TEXT("\n")); break;
default : _tprintf(TEXT("Registry data type %lx:%d)\n"), RegDataType, BufferSize ); }
} else { _tprintf(TEXT("Error %lx)\n"), Err); }
} }
SetupDiDestroyDeviceInfoList(DeviceInfoSet);
return 0;}
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