mod block_page_resource;
mod freelist_page_resource;
pub use block_page_resource::*;
pub use freelist_page_resource::*;
use crate::util::*;
use std::ops::Range;
pub trait PageResource: Sized {
fn reserved_bytes(&self) -> usize;
fn acquire_pages<S: PageSize>(&self, pages: usize) -> Option<Range<Page<S>>>;
fn release_pages<S: PageSize>(&self, start: Page<S>);
fn get_contiguous_pages<S: PageSize>(&self, _start: Page<S>) -> usize {
unimplemented!()
}
}