use crate::mem::address::PhysAddr;
use core::sync::atomic::{AtomicUsize, Ordering};

#[derive(Debug)]
pub enum ObjectType {
    Untyped,     
    Frame,       
    CNode,       
    ThreadBlock, 
    PageTable,   
}

pub struct KernelObject {
    pub phys_addr: PhysAddr,
    pub size_bits: u8,
    pub obj_type: ObjectType,
    pub ref_count: AtomicUsize,
    pub owner_id: u64,
}

impl KernelObject {
    pub fn add_ref(&self) {
        self.ref_count.fetch_add(1, Ordering::Relaxed);
    }

    pub fn release(&self) -> bool {
        self.ref_count.fetch_sub(1, Ordering::Release) == 1
    }
}