We made a few modifications as well to your original patch:
#![stable(feature = "metadata_ext", since = "1.1.0")]
use crate::fs::Metadata;
use crate::sys_common::AsInner;
#[allow(deprecated)]
use crate::os::hurd::raw;
/// OS-specific extensions to [`fs::Metadata`].
///
/// [`fs::Metadata`]: crate::fs::Metadata
#[stable(feature = "metadata_ext", since = "1.1.0")]
pub trait MetadataExt {
/// Gain a reference to the underlying `stat` structure which contains
/// the raw information returned by the OS.
///
/// The contents of the returned `stat` are **not** consistent across
/// Unix platforms. The `os::unix::fs::MetadataExt` trait contains the
/// cross-Unix abstractions contained within the raw stat.
#[stable(feature = "metadata_ext", since = "1.1.0")]
#[deprecated(
since = "1.8.0",
note = "deprecated in favor of the accessor \
methods of this trait"
)]
#[allow(deprecated)]
fn as_raw_stat(&self) -> &raw::stat;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_dev(&self) -> u64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_ino(&self) -> u64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_mode(&self) -> u32;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_nlink(&self) -> u64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_uid(&self) -> u32;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_gid(&self) -> u32;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_rdev(&self) -> u64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_size(&self) -> u64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_atime(&self) -> i64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_atime_nsec(&self) -> i64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_mtime(&self) -> i64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_mtime_nsec(&self) -> i64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_ctime(&self) -> i64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_ctime_nsec(&self) -> i64;
//#[stable(feature = "metadata_ext2", since = "1.8.0")]
//fn st_birthtime(&self) -> i64;
//#[stable(feature = "metadata_ext2", since = "1.8.0")]
//fn st_birthtime_nsec(&self) -> i64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_blksize(&self) -> u64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_blocks(&self) -> u64;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_flags(&self) -> u32;
#[stable(feature = "metadata_ext2", since = "1.8.0")]
fn st_gen(&self) -> u32;
}
#[stable(feature = "metadata_ext", since = "1.1.0")]
impl MetadataExt for Metadata {
#[allow(deprecated)]
fn as_raw_stat(&self) -> &raw::stat {
unsafe { &*(self.as_inner().as_inner() as *const libc::stat as *const raw::stat) }
}
fn st_dev(&self) -> u64 {
// self.as_inner().as_inner().st_dev as u64
self.as_inner().as_inner().st_fsid as u64
}
fn st_ino(&self) -> u64 {
self.as_inner().as_inner().st_ino as u64
}
fn st_mode(&self) -> u32 {
self.as_inner().as_inner().st_mode as u32
}
fn st_nlink(&self) -> u64 {
self.as_inner().as_inner().st_nlink as u64
}
fn st_uid(&self) -> u32 {
self.as_inner().as_inner().st_uid as u32
}
fn st_gid(&self) -> u32 {
self.as_inner().as_inner().st_gid as u32
}
fn st_rdev(&self) -> u64 {
self.as_inner().as_inner().st_rdev as u64
}
fn st_size(&self) -> u64 {
self.as_inner().as_inner().st_size as u64
}
fn st_atime(&self) -> i64 {
// self.as_inner().as_inner().st_atime as i64
return self.as_inner().as_inner().st_atim.tv_sec as i64
}
fn st_atime_nsec(&self) -> i64 {
// self.as_inner().as_inner().st_atimensec as i64
self.as_inner().as_inner().st_atim.tv_nsec as i64
}
fn st_mtime(&self) -> i64 {
// self.as_inner().as_inner().st_mtime as i64
self.as_inner().as_inner().st_mtim.tv_sec as i64
}
fn st_mtime_nsec(&self) -> i64 {
// self.as_inner().as_inner().st_mtimensec as i64
self.as_inner().as_inner().st_mtim.tv_nsec as i64
}
fn st_ctime(&self) -> i64 {
// self.as_inner().as_inner().st_ctime as i64
self.as_inner().as_inner().st_ctim.tv_sec as i64
}
fn st_ctime_nsec(&self) -> i64 {
// self.as_inner().as_inner().st_ctimensec as i64
self.as_inner().as_inner().st_ctim.tv_nsec as i64
}
/*
fn st_birthtime(&self) -> i64 {
self.as_inner().as_inner().st_birthtime as i64
}
fn st_birthtime_nsec(&self) -> i64 {
self.as_inner().as_inner().st_birthtimensec as i64
}
*/
fn st_blksize(&self) -> u64 {
self.as_inner().as_inner().st_blksize as u64
}
fn st_blocks(&self) -> u64 {
self.as_inner().as_inner().st_blocks as u64
}
fn st_gen(&self) -> u32 {
self.as_inner().as_inner().st_gen as u32
}
fn st_flags(&self) -> u32 {
self.as_inner().as_inner().st_flags as u32
}
}
Best,
Vedant