/// <summary>
/// Open an NT object with a specified type.
/// </summary>
/// <param name="type">The type to open. If null the method will try and lookup the appropriate type.</param>
/// <param name="object_attributes">Object attributes for object.</param>
/// <param name="access">Generic access rights to the object.</param>
/// <param name="throw_on_error">True to throw on error.</param>
/// <returns>The opened object.</returns>
/// <exception cref="NtException">Thrown if an error occurred opening the object.</exception>
public static NtResult <NtObject> OpenWithType(NtType type, ObjectAttributes object_attributes,
AccessMask access, bool throw_on_error)
{
// Brute force the open.
if (type == null)
{
foreach (var nttype in NtType.GetTypes().Where(t => t.CanOpen))
{
var result = nttype.Open(object_attributes, access, false);
if (result.IsSuccess)
{
return(result);
}
}
return(NtStatus.STATUS_OBJECT_TYPE_MISMATCH.CreateResultFromError <NtObject>(true));
}
if (type.CanOpen)
{
return(type.Open(object_attributes, access, throw_on_error));
}
else
{
return(NtStatus.STATUS_OBJECT_TYPE_MISMATCH.CreateResultFromError <NtObject>(true));
}
}
/// <summary>
/// Open an NT object with a specified type.
/// </summary>
/// <param name="typename">The name of the type to open (e.g. Event). If null the method will try and lookup the appropriate type.</param>
/// <param name="path">The path to the object to open.</param>
/// <param name="root">A root directory to open from.</param>
/// <param name="access">Generic access rights to the object.</param>
/// <param name="attributes">Attributes to open the object.</param>
/// <param name="security_quality_of_service">Security quality of service.</param>
/// <param name="throw_on_error">True to throw on error.</param>
/// <returns>The opened object.</returns>
/// <exception cref="NtException">Thrown if an error occurred opening the object.</exception>
public static NtResult <NtObject> OpenWithType(string typename, string path, NtObject root,
AttributeFlags attributes, AccessMask access, SecurityQualityOfService security_quality_of_service, bool throw_on_error)
{
using (var obj_attr = new ObjectAttributes(path, attributes, root, security_quality_of_service, null)) {
if (typename == null)
{
typename = NtDirectory.GetDirectoryEntryType(path, root);
}
// Brute force the open.
if (typename == null)
{
foreach (var nttype in NtType.GetTypes().Where(t => t.CanOpen))
{
var result = nttype.Open(obj_attr, access, false);
if (result.IsSuccess)
{
return(result);
}
}
return(NtStatus.STATUS_OBJECT_TYPE_MISMATCH.CreateResultFromError <NtObject>(true));
}
NtType type = NtType.GetTypeByName(typename, false);
if (type != null && type.CanOpen)
{
return(type.Open(obj_attr, access, throw_on_error));
}
else
{
return(NtStatus.STATUS_OBJECT_TYPE_MISMATCH.CreateResultFromError <NtObject>(true));
}
}
}