public static extern NtStatus NtEnumerateTransactionObject(
SafeKernelObjectHandle RootObjectHandle,
KtmObjectType QueryType,
ref KtmObjectCursor ObjectCursor,
int ObjectCursorLength,
out int ReturnLength
);
internal static IEnumerable <T> GetAccessibleTransactionObjects <T>(
SafeKernelObjectHandle handle,
KtmObjectType object_type,
Func <Guid, NtResult <T> > open_func)
{
return(EnumerateTransactionObjects(handle, object_type)
.Select(open_func)
.Where(r => r.IsSuccess)
.Select(r => r.Result)
.ToList().AsReadOnly());
}
/// <summary>
/// Enumerate all transaction objects of a specific type.
/// </summary>
/// <param name="query_type">The type of object to query.</param>
/// <returns>The list of enumerated transaction object GUIDs.</returns>
public static IEnumerable <Guid> EnumerateTransactionObjects(KtmObjectType query_type)
{
return(EnumerateTransactionObjects(SafeKernelObjectHandle.Null, query_type));
}
/// <summary>
/// Enumerate transaction objects of a specific type from a root handle.
/// </summary>
/// <param name="root_object_handle">The root handle to enumearate from.</param>
/// <param name="query_type">The type of object to query.</param>
/// <returns>The list of enumerated transaction object GUIDs.</returns>
public static IEnumerable <Guid> EnumerateTransactionObjects(SafeKernelObjectHandle root_object_handle, KtmObjectType query_type)
{
List <Guid> ret = new List <Guid>();
KtmObjectCursor cursor = new KtmObjectCursor();
int size = Marshal.SizeOf(cursor);
NtStatus status = NtSystemCalls.NtEnumerateTransactionObject(root_object_handle, query_type, ref cursor, size, out int return_length);
while (status == NtStatus.STATUS_SUCCESS)
{
ret.Add(cursor.ObjectIds);
status = NtSystemCalls.NtEnumerateTransactionObject(root_object_handle, query_type, ref cursor, size, out return_length);
}
return(ret.AsReadOnly());
}
/// <summary>
/// Enumerate transaction objects of a specific type from a root handle.
/// </summary>
/// <param name="root_object_handle">The root handle to enumearate from.</param>
/// <param name="query_type">The type of object to query.</param>
/// <returns>The list of enumerated transaction object GUIDs.</returns>
public static IEnumerable <Guid> EnumerateTransactionObjects(SafeKernelObjectHandle root_object_handle, KtmObjectType query_type)
{
KtmObjectCursor cursor = new KtmObjectCursor();
int size = Marshal.SizeOf(cursor);
NtStatus status = NtSystemCalls.NtEnumerateTransactionObject(root_object_handle, query_type, ref cursor, size, out int return_length);
while (status != NtStatus.STATUS_NO_MORE_ENTRIES)
{
yield return(cursor.ObjectIds);
status = NtSystemCalls.NtEnumerateTransactionObject(root_object_handle, query_type, ref cursor, size, out return_length);
}
}