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rust: BtreeTrans lifetime now marked w.r.t. Fs

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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2023-02-28 02:28:44 -05:00
parent b6f30fd188
commit daebbc085d
1 changed files with 12 additions and 11 deletions
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23
rust-src/bch_bindgen/src/btree.rs
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@ -10,22 +10,23 @@ use std::mem::MaybeUninit;
use std::ptr;
use bitflags::bitflags;
pub struct BtreeTrans {
pub struct BtreeTrans<'f> {
raw: c::btree_trans,
fs: PhantomData<&'f Fs>
}
impl BtreeTrans {
pub fn new<'a>(fs: &'a Fs) -> BtreeTrans {
impl<'f> BtreeTrans<'f> {
pub fn new(fs: &'f Fs) -> BtreeTrans {
unsafe {
let mut trans: MaybeUninit<BtreeTrans> = MaybeUninit::uninit();
let mut trans: MaybeUninit<c::btree_trans> = MaybeUninit::uninit();
c::__bch2_trans_init(&mut (*trans.as_mut_ptr()).raw, fs.raw, 0);
trans.assume_init()
c::__bch2_trans_init(&mut (*trans.as_mut_ptr()), fs.raw, 0);
BtreeTrans { raw: trans.assume_init(), fs: PhantomData }
}
}
}
impl Drop for BtreeTrans {
impl<'f> Drop for BtreeTrans<'f> {
fn drop(&mut self) {
unsafe { c::bch2_trans_exit(&mut self.raw) }
}
@ -52,13 +53,13 @@ bitflags! {
}
}
pub struct BtreeIter<'a> {
pub struct BtreeIter<'t> {
raw: c::btree_iter,
trans: PhantomData<&'a BtreeTrans>,
trans: PhantomData<&'t BtreeTrans<'t>>,
}
impl<'t> BtreeIter<'t> {
pub fn new(trans: &'t BtreeTrans, btree: c::btree_id, pos: c::bpos, flags: BtreeIterFlags) -> BtreeIter {
pub fn new(trans: &'t BtreeTrans<'t>, btree: c::btree_id, pos: c::bpos, flags: BtreeIterFlags) -> BtreeIter<'t> {
unsafe {
let mut iter: MaybeUninit<c::btree_iter> = MaybeUninit::uninit();
@ -101,7 +102,7 @@ impl<'t> BtreeIter<'t> {
}
}
impl<'a> Drop for BtreeIter<'a> {
impl<'t> Drop for BtreeIter<'t> {
fn drop(&mut self) {
unsafe { c::bch2_trans_iter_exit(self.raw.trans, &mut self.raw) }
}