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Add more features for statx syscall

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Cautreoxit 2025-06-02 18:09:43 +08:00 committed by Tate, Hongliang Tian
parent 0f234df00a
commit 2e3de6218f
1 changed files with 24 additions and 3 deletions
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27
kernel/src/syscall/statx.rs
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@ -9,6 +9,8 @@ use crate::{
syscall::constants::MAX_FILENAME_LEN,
};
const STATX_ATTR_MOUNT_ROOT: u64 = 0x0000_2000;
pub fn sys_statx(
dirfd: FileDesc,
filename_ptr: Vaddr,
@ -118,11 +120,30 @@ impl From<Metadata> for Statx {
fn from(info: Metadata) -> Self {
let devid = DeviceId::from(info.dev);
let rdevid = DeviceId::from(info.rdev);
// FIXME: We assume it is always not mount_root.
let stx_attributes = 0;
let stx_attributes_mask = STATX_ATTR_MOUNT_ROOT;
let stx_mask = StatxMask::STATX_TYPE.bits()
| StatxMask::STATX_MODE.bits()
| StatxMask::STATX_NLINK.bits()
| StatxMask::STATX_UID.bits()
| StatxMask::STATX_GID.bits()
| StatxMask::STATX_ATIME.bits()
| StatxMask::STATX_MTIME.bits()
| StatxMask::STATX_CTIME.bits()
| StatxMask::STATX_INO.bits()
| StatxMask::STATX_SIZE.bits()
| StatxMask::STATX_BLOCKS.bits()
| StatxMask::STATX_BTIME.bits();
Self {
// FIXME: All zero fields below are dummy implementations that need to be improved in the future.
stx_mask: 0,
stx_mask,
stx_blksize: info.blk_size as u32,
stx_attributes: 0,
stx_attributes,
stx_nlink: info.nlinks as u32,
stx_uid: info.uid.into(),
stx_gid: info.gid.into(),
@ -131,7 +152,7 @@ impl From<Metadata> for Statx {
stx_ino: info.ino,
stx_size: info.size as u64,
stx_blocks: (info.blocks * (info.blk_size / 512)) as u64,
stx_attributes_mask: 0,
stx_attributes_mask,
stx_atime: StatxTimestamp::from(info.atime),
stx_btime: StatxTimestamp::from(info.atime),
stx_ctime: StatxTimestamp::from(info.ctime),