System.Security.CodeAccessSecurityEngine.CheckSetHelper C# (CSharp) Method

        internal static void CheckSetHelper(CompressedStack cs,
                                           PermissionSet grants,
                                           PermissionSet refused,
                                           PermissionSet demands,
                                           RuntimeMethodHandle rmh,
                                           Assembly asm,
                                           SecurityAction action)
        {
            if (cs != null)
                cs.CheckSetDemand(demands, rmh);
            else
                CheckSetHelper(grants, refused, demands, rmh, (Object)asm, action, true);
        }

 internal static void CheckSetHelper(CompressedStack cs, PermissionSet grants, PermissionSet refused, PermissionSet demands, RuntimeMethodHandleInternal rmh, RuntimeAssembly asm, SecurityAction action)
 {
     if (cs != null)
     {
         cs.CheckSetDemand(demands, rmh);
         return;
     }
     CodeAccessSecurityEngine.CheckSetHelper(grants, refused, demands, rmh, asm, action, true);
 }