The com.ms.dll package contains the following classes:
ArrayWithOffset class is used to encapsulate a pointer into an array, for use with Microsoft® J/Direct methods.
Callback class creates a native callback for Microsoft® Win32® APIs such as EnumWindows.
DllLib class contains methods for linking to dynamic-link libraries (DLLs).
ParameterCountMismatchError class represents objects that contain the number of parameters expected and the number of objects actually passed to a method.
Root class allows you to create an opaque 32-bit root handle to any Java object.
Win32Exception class provides access to objects that contain error codes and error descriptions for errors set by Microsoft® Win32® functions.