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use anyhow::anyhow;
use crate::bcachefs;
use crate::bcachefs::*;
use crate::errcode::bch_errcode;
pub fn read_super_opts(
path: &std::path::Path,
mut opts: bch_opts,
) -> anyhow::Result<bch_sb_handle> {
use std::os::unix::ffi::OsStrExt;
let path = std::ffi::CString::new(path.as_os_str().as_bytes()).unwrap();
let mut sb = std::mem::MaybeUninit::zeroed();
let ret =
unsafe { crate::bcachefs::bch2_read_super(path.as_ptr(), &mut opts, sb.as_mut_ptr()) };
if ret != 0 {
let err: bch_errcode = unsafe { ::std::mem::transmute(ret) };
Err(anyhow!(err))
} else {
Ok(unsafe { sb.assume_init() })
}
}
pub fn read_super(path: &std::path::Path) -> anyhow::Result<bch_sb_handle> {
let opts = bcachefs::bch_opts::default();
read_super_opts(path, opts)
}
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