/// <summary>
/// Adds the passed in (valid store) GUID to the end of the current OS entry display list for store.
/// </summary>
/// <param name="newGuid"></param>
/// <param name="storePath"></param>
/// <param name="errorDetails"></param>
/// <returns></returns>
public static bool AddGuidToOSDisplayList(string newGuid, string storePath, out string errorDetails)
{
// optional additional info on any errors encountered, sent back as output variable
errorDetails = string.Empty; // default to empty string ( no errors encountered)
BcdObject bcdBootMgr = new BcdObject(BcdStore_API.ImpersonationScope, Constants.GUID_WINDOWS_BOOTMGR, storePath);
ManagementBaseObject mboListElements;
bool successGetDisplayOrderObj = bcdBootMgr.GetElement(Constants.BCDE_BOOTMGR_TYPE_DISPLAY_ORDER,
out mboListElements);
if (!successGetDisplayOrderObj)
{
errorDetails = "Trouble getting boot manager display order object";
return(false);
}
else
{
BcdObjectListElement listElement = new BcdObjectListElement(mboListElements);
string[] osDisplayList = listElement.Ids;
int len = osDisplayList.Length;
string[] newOsDisplayList = new string[len + 1];
for (int i = 0; i < len; i++)
{
newOsDisplayList[i] = osDisplayList[i];
}
newOsDisplayList[len] = newGuid;
//if (_updateGuidListViaObject)
//{
// // this code needs research to figure out why it's not working:
// //listElement.AutoCommit = true;
// //listElement.Ids = newOsDisplayList;
// //listElement.CommitObject();
// // DOES NOT WORK, error in WMI classes?
//}
//else
//{
// save new display list via bcdbootmgr object's SetObjectListElement method.
bool setElementStatus = bcdBootMgr.SetObjectListElement(newOsDisplayList, Constants.BCDE_BOOTMGR_TYPE_DISPLAY_ORDER);
if (!setElementStatus)
{
errorDetails = "Trouble setting new display order list via SetObjectListElement call";
return(false);
}
//}
}
return(true);
}
public void AddElement()
{
RegistryHive hive = RegistryHive.Create(new MemoryStream());
Store s = Store.Initialize(hive.Root);
BcdObject obj = s.CreateInherit(InheritType.AnyObject);
Assert.False(obj.HasElement(WellKnownElement.LibraryApplicationPath));
obj.AddElement(WellKnownElement.LibraryApplicationPath, ElementValue.ForString(@"\a\path\to\nowhere"));
Assert.True(obj.HasElement(WellKnownElement.LibraryApplicationPath));
Assert.Equal(@"\a\path\to\nowhere", obj.GetElement(WellKnownElement.LibraryApplicationPath).Value.ToString());
}
public void BooleanValue()
{
RegistryHive hive = RegistryHive.Create(new MemoryStream());
Store s = Store.Initialize(hive.Root);
BcdObject obj = s.CreateInherit(InheritType.AnyObject);
Element el = obj.AddElement(WellKnownElement.LibraryAutoRecoveryEnabled, ElementValue.ForBoolean(true));
el = obj.GetElement(WellKnownElement.LibraryAutoRecoveryEnabled);
Assert.Equal(true.ToString(), el.Value.ToString());
}
public void IntegerValue()
{
RegistryHive hive = RegistryHive.Create(new MemoryStream());
Store s = Store.Initialize(hive.Root);
BcdObject obj = s.CreateInherit(InheritType.AnyObject);
Element el = obj.AddElement(WellKnownElement.LibraryTruncatePhysicalMemory, ElementValue.ForInteger(1234));
el = obj.GetElement(WellKnownElement.LibraryTruncatePhysicalMemory);
Assert.Equal("1234", el.Value.ToString());
}
public void IntegerListValue()
{
RegistryHive hive = RegistryHive.Create(new MemoryStream());
Store s = Store.Initialize(hive.Root);
BcdObject obj = s.CreateInherit(InheritType.AnyObject);
Element el = obj.AddElement(WellKnownElement.LibraryBadMemoryList, ElementValue.ForIntegerList(new long[] { 1234, 4132 }));
el = obj.GetElement(WellKnownElement.LibraryBadMemoryList);
Assert.NotNull(el.Value.ToString());
Assert.NotEmpty(el.Value.ToString());
}
public void DeviceValue_BootDevice()
{
RegistryHive hive = RegistryHive.Create(new MemoryStream());
Store s = Store.Initialize(hive.Root);
BcdObject obj = s.CreateInherit(InheritType.AnyObject);
Element el = obj.AddElement(WellKnownElement.LibraryApplicationDevice, ElementValue.ForBootDevice());
el = obj.GetElement(WellKnownElement.LibraryApplicationDevice);
Assert.NotNull(el.Value.ToString());
Assert.NotEmpty(el.Value.ToString());
}
public void GuidValue()
{
Guid testGuid = Guid.NewGuid();
RegistryHive hive = RegistryHive.Create(new MemoryStream());
Store s = Store.Initialize(hive.Root);
BcdObject obj = s.CreateInherit(InheritType.AnyObject);
Element el = obj.AddElement(WellKnownElement.BootMgrDefaultObject, ElementValue.ForGuid(testGuid));
el = obj.GetElement(WellKnownElement.BootMgrDefaultObject);
Assert.Equal(testGuid.ToString("B"), el.Value.ToString());
}
public void GuidListValue()
{
Guid testGuid1 = Guid.NewGuid();
Guid testGuid2 = Guid.NewGuid();
RegistryHive hive = RegistryHive.Create(new MemoryStream());
Store s = Store.Initialize(hive.Root);
BcdObject obj = s.CreateInherit(InheritType.AnyObject);
Element el = obj.AddElement(WellKnownElement.BootMgrDisplayOrder, ElementValue.ForGuidList(new Guid[] { testGuid1, testGuid2 }));
el = obj.GetElement(WellKnownElement.BootMgrDisplayOrder);
Assert.Equal(testGuid1.ToString("B") + "," + testGuid2.ToString("B"), el.Value.ToString());
}
public static string GetDescriptionForGuid(string guid, string storePath)
{
string descripFound = null;
BcdObject nonEmbeddedObjRef = new BcdObject(BcdStore_API.ImpersonationScope, guid, storePath);
System.Management.ManagementBaseObject Element;
bool getDescripStatus = nonEmbeddedObjRef.GetElement(Constants.BCDE_LIBRARY_TYPE_DESCRIPTION, out Element);
if (getDescripStatus)
{
descripFound = Element.GetPropertyValue("String").ToString();
}
return(descripFound);
}
public static List <string> GetBootManagerGUIDEntriesDisplayListAsList(string storePath)
{
List <string> guidList = null;
BcdObject bcdObject = new BcdObject(BcdStore_API.ImpersonationScope, Constants.GUID_WINDOWS_BOOTMGR, storePath);
ManagementBaseObject mboOut;
bool success = bcdObject.GetElement(Constants.BCDE_BOOTMGR_TYPE_DISPLAY_ORDER, out mboOut);
if (success)
{
string[] oSList = (string[])mboOut.GetPropertyValue("Ids");
guidList = new List <string>();
foreach (string s in oSList)
{
guidList.Add(s);
}
}
return(guidList);
}
public void DeviceValue_Mbr()
{
SparseMemoryStream ms = new SparseMemoryStream();
ms.SetLength(80 * 1024 * 1024);
BiosPartitionTable pt = BiosPartitionTable.Initialize(ms, Geometry.FromCapacity(ms.Length));
pt.Create(WellKnownPartitionType.WindowsNtfs, true);
VolumeManager volMgr = new VolumeManager(ms);
RegistryHive hive = RegistryHive.Create(new MemoryStream());
Store s = Store.Initialize(hive.Root);
BcdObject obj = s.CreateInherit(InheritType.AnyObject);
Element el = obj.AddElement(WellKnownElement.LibraryApplicationDevice, ElementValue.ForDevice(Guid.Empty, volMgr.GetPhysicalVolumes()[0]));
el = obj.GetElement(WellKnownElement.LibraryApplicationDevice);
Assert.NotNull(el.Value.ToString());
Assert.NotEmpty(el.Value.ToString());
}
/// <summary>
/// Overwrite the given bcd store's OS Display List (what displays on system load) with the given string array of guids.
/// Note this is very powerful make sure you know what you are doing.
/// </summary>
/// <param name="arrNewGuidArray"></param>
/// <param name="storePath"></param>
/// <param name="errorDetails"></param>
/// <returns></returns>
public static bool SetOSDisplayListGuids(string[] arrNewGuidArray, string storePath, out string errorDetails)
{
// optional additional info on any errors encountered, sent back as output variable
errorDetails = string.Empty; // default to empty string ( no errors encountered)
if (arrNewGuidArray.Length == 0)
{
errorDetails = "This will delete ALL OS displayed list items, effectively making system boot NON-FUNCTIONAL. Disabling this functionality per this version of library...";
return(false);
}
BcdObject bcdBootMgr = new BcdObject(BcdStore_API.ImpersonationScope, Constants.GUID_WINDOWS_BOOTMGR, storePath);
ManagementBaseObject mboListElements;
bool successGetDisplayOrderObj = bcdBootMgr.GetElement(Constants.BCDE_BOOTMGR_TYPE_DISPLAY_ORDER,
out mboListElements);
if (!successGetDisplayOrderObj)
{
errorDetails = "Trouble getting boot manager display order object";
return(false);
}
else
{
BcdObjectListElement listElement = new BcdObjectListElement(mboListElements);
// save new display list via bcdbootmgr object's SetObjectListElement method.
bool setElementStatus = bcdBootMgr.SetObjectListElement(arrNewGuidArray, Constants.BCDE_BOOTMGR_TYPE_DISPLAY_ORDER);
if (!setElementStatus)
{
errorDetails = "Trouble setting new display order list via SetObjectListElement call";
return(false);
}
}
return(true);
}
static bool Has(BcdObject o, uint t)
{
ManagementBaseObject mbo;
return(o.GetElement(t, out mbo));
}
static string GetString(BcdObject o, uint t)
{
ManagementBaseObject mbo;
return(o.GetElement(t, out mbo) ? (string)mbo.GetPropertyValue("String") : null);
}
static string[] GetIds(BcdObject o, uint t)
{
ManagementBaseObject mbo;
return(o.GetElement(t, out mbo) ? (string[])mbo.GetPropertyValue("Ids") : null);
}
