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switch to cap-fs-ext::MetadataExt

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This commit is contained in:
Pat Hickey
2020-12-11 12:14:09 -08:00
parent 47f3a6bcb9
commit 73058658f4
4 changed files with 28 additions and 54 deletions
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29
crates/wasi-c2/src/file.rs
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@@ -177,14 +177,16 @@ impl WasiFile for cap_std::fs::File {
if meta.is_file() {
Ok(Filetype::RegularFile)
} else {
Err(Error::Badf) // XXX idk what to do here
todo!("get_filetype doesnt know how to handle case when not a file");
}
}
fn get_fdflags(&self) -> Result<FdFlags, Error> {
// XXX cap-std doesnt expose append, dsync, nonblock, rsync, sync
todo!()
todo!("get_fdflags is not implemented")
}
fn get_oflags(&self) -> Result<OFlags, Error> {
#![allow(unreachable_code, unused_variables)]
todo!("get_oflags implementation is incomplete");
// XXX what if it was opened append, async, nonblock...
let perms = self.metadata()?.permissions();
if perms.readonly() {
@@ -210,27 +212,12 @@ impl WasiFile for cap_std::fs::File {
}
fn get_filestat(&self) -> Result<Filestat, Error> {
let meta = self.metadata()?;
let (device_id, inode, nlink) = {
cfg_if! {
if #[cfg(unix)] {
use std::os::unix::fs::MetadataExt;
(meta.dev(), meta.ino(), meta.nlink())
} else if #[cfg(all(windows, feature = "nightly"))] {
use std::os::windows::fs::MetadataExt;
( meta.volume_serial_number().unwrap_or(-1),
meta.file_index().unwrap_or(-1),
meta.number_of_links().unwrap_or(0),
)
} else {
(-1, -1, 0)
}
}
};
use cap_fs_ext::MetadataExt;
Ok(Filestat {
device_id,
inode,
device_id: meta.dev(),
inode: meta.ino(),
filetype: self.get_filetype()?,
nlink,
nlink: meta.nlink(),
size: meta.len(),
atim: meta.accessed()?.into_std(),
mtim: meta.modified()?.into_std(),