public static Exception LockDataVolume(ManagementObject encryptableVolume, out int returnValueLock)
{
ManagementBaseObject outParams = null;
int returnValue = -1;
Exception ex = Util.HandleExceptions(delegate
{
string deviceId = BitlockerUtil.GetDeviceId(encryptableVolume);
Exception ex2;
if (BitlockerLockUtil.IsVolumeLocked(encryptableVolume, out ex2))
{
if (ex2 != null)
{
throw new VolumeLockedFindException(deviceId, ex2.Message, ex2);
}
}
else
{
returnValue = WMIUtil.CallWMIMethod(encryptableVolume, "Lock", null, null, out outParams);
if (BitlockerLockUtil.IsVolumeLocked(encryptableVolume, out ex2) && ex2 != null)
{
throw new VolumeLockedFindException(deviceId, ex2.Message, ex2);
}
}
});
returnValueLock = returnValue;
Util.AssertReturnValueExceptionInconsistency(returnValueLock, "LockDataVolume", ex);
return(Util.ReturnWMIErrorExceptionOnExceptionOrError(returnValueLock, "LockDataVolume", ex));
}
public static List <string> GetLockedVolumes(out Exception ex)
{
List <string> lockedVolumes = null;
ex = Util.HandleExceptions(delegate
{
ManagementObjectCollection encryptableVolumes = BitlockerUtil.GetEncryptableVolumes();
if (encryptableVolumes != null)
{
foreach (ManagementBaseObject managementBaseObject in encryptableVolumes)
{
ManagementObject managementObject = (ManagementObject)managementBaseObject;
string item = managementObject.GetPropertyValue("DeviceId").ToString();
Exception ex2;
bool flag = BitlockerLockUtil.IsVolumeLocked(managementObject, out ex2);
Util.ThrowIfNotNull(ex2);
if (flag)
{
if (lockedVolumes == null)
{
lockedVolumes = new List <string>();
}
lockedVolumes.Add(item);
}
}
}
});
return(lockedVolumes);
}
public static Exception UnlockWithNumericalPassword(ManagementObject encryptableVolume, string numericalPassword, out int returnValueUnlockWithNumericalPassword)
{
ManagementBaseObject outParams = null;
int returnValue = -1;
Exception ex = Util.HandleExceptions(delegate
{
string deviceId = BitlockerUtil.GetDeviceId(encryptableVolume);
Exception ex2;
if (!BitlockerLockUtil.IsVolumeLocked(encryptableVolume, out ex2))
{
returnValue = 0;
throw new VolumeLockedFindException(deviceId, ex2.Message, ex2);
}
returnValue = WMIUtil.CallWMIMethod(encryptableVolume, "UnlockWithNumericalPassword", new string[]
{
"NumericalPassword"
}, new object[]
{
numericalPassword
}, out outParams);
});
returnValueUnlockWithNumericalPassword = returnValue;
Util.AssertReturnValueExceptionInconsistency(returnValueUnlockWithNumericalPassword, "UnlockWithNumericalPassword", ex);
return(Util.ReturnWMIErrorExceptionOnExceptionOrError(returnValueUnlockWithNumericalPassword, "UnlockWithNumericalPassword", ex));
}
public static Exception Resume(ManagementObject encryptableVolume, out int returnValueResume)
{
Exception ex = null;
int returnValue = -1;
returnValueResume = -1;
if (encryptableVolume == null)
{
return(new EncryptableVolumeArgNullException("Resume"));
}
string volume = encryptableVolume.GetPropertyValue("DeviceId").ToString();
if (BitlockerLockUtil.IsVolumeLocked(encryptableVolume, out ex))
{
ex = new VolumeLockedException(volume);
return(ex);
}
ex = Util.HandleExceptions(delegate
{
ManagementBaseObject managementBaseObject = null;
returnValue = WMIUtil.CallWMIMethod(encryptableVolume, "ResumeConversion", null, null, out managementBaseObject);
});
returnValueResume = returnValue;
Util.AssertReturnValueExceptionInconsistency(returnValueResume, "Resume", ex);
return(Util.ReturnWMIErrorExceptionOnExceptionOrError(returnValueResume, "Resume", ex));
}
public static Exception AddNumericalPassword(ManagementObject encryptableVolume, string numericalPassword, out int returnValueNumericalPassword)
{
Exception ex = null;
if (BitlockerLockUtil.IsVolumeLocked(encryptableVolume, out ex))
{
returnValueNumericalPassword = 0;
return(ex);
}
int returnValue = -1;
ManagementBaseObject outParams = null;
ex = Util.HandleExceptions(delegate
{
returnValue = WMIUtil.CallWMIMethod(encryptableVolume, "ProtectKeyWithNumericalPassword", new string[]
{
"FriendlyName",
"NumericalPassword"
}, new object[]
{
"FriendlyName",
numericalPassword
}, out outParams);
});
returnValueNumericalPassword = returnValue;
Util.AssertReturnValueExceptionInconsistency(returnValueNumericalPassword, "AddNumericalPassword", ex);
return(Util.ReturnWMIErrorExceptionOnExceptionOrError(returnValueNumericalPassword, "AddNumericalPassword", ex));
}
public static bool IsFilePathOnLockedVolume(string filePath, out Exception ex)
{
ex = null;
List <string> lockedVolumes = BitlockerLockUtil.GetLockedVolumes(out ex);
if (ex != null)
{
ex = new LockedVolumesFindException(ex.Message, ex);
return(false);
}
if (lockedVolumes == null || lockedVolumes.Count == 0)
{
return(false);
}
Dictionary <string, string> mountPointVolumeIDMappings = BitlockerUtil.GetMountPointVolumeIDMappings(out ex);
if (mountPointVolumeIDMappings == null)
{
ex = new MountPointsFindException(ex.Message, ex);
return(false);
}
bool flag = false;
foreach (string text in mountPointVolumeIDMappings.Keys)
{
if (filePath.StartsWith(text))
{
flag = true;
if (lockedVolumes.Contains(mountPointVolumeIDMappings[text]))
{
return(true);
}
}
}
if (!flag)
{
ex = new InvalidFilePathException(filePath);
}
return(false);
}
public static Exception Encrypt(ManagementObject encryptableVolume, bool usedOnly, out int returnValueEncrypt)
{
Exception ex = null;
int returnValue = -1;
if (BitlockerLockUtil.IsVolumeLocked(encryptableVolume, out ex))
{
returnValueEncrypt = 0;
return(ex);
}
ex = Util.HandleExceptions(delegate
{
ManagementBaseObject managementBaseObject = null;
if (Util.IsOperatingSystemWin8OrHigher() && usedOnly)
{
returnValue = WMIUtil.CallWMIMethod(encryptableVolume, "Encrypt", new string[]
{
"EncryptionMethod",
"EncryptionFlags"
}, new object[]
{
4,
1
}, out managementBaseObject);
return;
}
returnValue = WMIUtil.CallWMIMethod(encryptableVolume, "Encrypt", new string[]
{
"EncryptionMethod"
}, new object[]
{
4
}, out managementBaseObject);
});
returnValueEncrypt = returnValue;
Util.AssertReturnValueExceptionInconsistency(returnValueEncrypt, "Encrypt", ex);
return(Util.ReturnWMIErrorExceptionOnExceptionOrError(returnValueEncrypt, "Encrypt", ex));
}
