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// Take a look at the license at the top of the repository in the LICENSE file.

use glib::{prelude::*, translate::*};

use crate::{prelude::*, SocketControlMessage};

mod sealed {
    pub trait Sealed {}
    impl<T: super::IsA<super::SocketControlMessage>> Sealed for T {}
}

pub trait SocketControlMessageExtManual:
    sealed::Sealed + IsA<SocketControlMessage> + Sized
{
    /// Converts the data in the message to bytes placed in the
    /// message.
    ///
    /// `data` is guaranteed to have enough space to fit the size
    /// returned by [`SocketControlMessageExt::size()`][crate::prelude::SocketControlMessageExt::size()] on this
    /// object.
    #[doc(alias = "g_socket_control_message_serialize")]
    fn serialize(&self, data: &mut [u8]) {
        assert!(data.len() >= self.size());
        unsafe {
            ffi::g_socket_control_message_serialize(
                self.as_ref().to_glib_none().0,
                data.as_mut_ptr() as *mut _,
            );
        }
    }
}

impl<O: IsA<SocketControlMessage>> SocketControlMessageExtManual for O {}