Mono.Debugger.Backend.Inferior.GetCallbackFrame C# (CSharp) Method

        internal CallbackFrame GetCallbackFrame(TargetAddress stack_pointer, bool exact_match)
        {
            IntPtr buffer = IntPtr.Zero;
            try {
                int count = arch.CountRegisters;
                int buffer_size = 32 + count * 8;
                buffer = Marshal.AllocHGlobal (buffer_size);
                TargetError result = mono_debugger_server_get_callback_frame (
                    server_handle, stack_pointer.Address, exact_match, buffer);
                if (result == TargetError.NoCallbackFrame)
                    return null;
                check_error (result);

                return new CallbackFrame (this, buffer);
            } finally {
                if (buffer != IntPtr.Zero)
                    Marshal.FreeHGlobal (buffer);
            }
        }