public IntPtr MarshalManagedToNative(object obj)
{
if (obj == null)
{
return(IntPtr.Zero);
}
byte[] bytes = Encoding.UTF8.GetBytes((string)obj);
IntPtr mem = MDL.Alloc(bytes.Length + 1);
Marshal.Copy(bytes, 0, mem, bytes.Length);
Marshal.WriteByte(mem, bytes.Length, 0);
return(mem);
}
public static IntPtr AllocInterface(NI.ObjInterface iftemplate, string name)
{
byte[] nameBytes = System.Text.Encoding.UTF8.GetBytes(name);
IntPtr iface = MDL.Alloc(NI.ObjInterfaceSize + nameBytes.Length + 1);
IntPtr nameOffset = (IntPtr)(iface.ToInt64() + NI.ObjInterfaceSize);
iftemplate.name = nameOffset;
Marshal.StructureToPtr(iftemplate, iface, false);
Marshal.Copy(nameBytes, 0, nameOffset, nameBytes.Length);
Marshal.WriteByte(nameOffset, nameBytes.Length, 0);
return(iface);
}
public static IntPtr DefaultMemFunc(IntPtr ud, IntPtr ptr, IntPtr size)
{
if (ptr != IntPtr.Zero && size != IntPtr.Zero)
{
return(MDL.Realloc(ptr, size));
}
else if (size != IntPtr.Zero)
{
return(MDL.Alloc(size));
}
if (ptr != IntPtr.Zero)
{
MDL.Free(ptr);
}
return(IntPtr.Zero);
}