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Implement unix permissions

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This commit is contained in:
Jeremy Soller 2016-10-05 18:01:05 -06:00
commit f38426e458
1 changed files with 99 additions and 76 deletions
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6
kernel/scheme/initfs.rs
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@ -35,7 +35,7 @@ impl InitFsScheme {
}
impl Scheme for InitFsScheme {
fn open(&self, path: &[u8], _flags: usize) -> Result<usize> {
fn open(&self, path: &[u8], _flags: usize, _uid: u32, _gid: u32) -> Result<usize> {
let path_utf8 = str::from_utf8(path).map_err(|_err| Error::new(ENOENT))?;
let path_trimmed = path_utf8.trim_matches('/');
@ -46,7 +46,7 @@ impl Scheme for InitFsScheme {
self.handles.write().insert(id, Handle {
path: entry.0,
data: (entry.1).0,
mode: if (entry.1).1 { MODE_DIR } else { MODE_FILE },
mode: if (entry.1).1 { MODE_DIR | 0o755 } else { MODE_FILE | 0o744 },
seek: 0
});
@ -130,6 +130,8 @@ impl Scheme for InitFsScheme {
let handle = handles.get(&id).ok_or(Error::new(EBADF))?;
stat.st_mode = handle.mode;
stat.st_uid = 0;
stat.st_gid = 0;
stat.st_size = handle.data.len() as u64;
Ok(0)