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ufs: add VOP_STAT handler

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This commit is contained in:
Mateusz Guzik 2020-08-07 23:08:17 +00:00
parent 9a14439f2f
commit 76dc5d3224
1 changed files with 62 additions and 0 deletions
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62
sys/ufs/ufs/ufs_vnops.c
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@ -65,6 +65,7 @@ __FBSDID("$FreeBSD$");
#include <sys/acl.h>
#include <sys/smr.h>
#include <security/audit/audit.h>
#include <security/mac/mac_framework.h>
#include <sys/file.h> /* XXX */
@ -107,6 +108,7 @@ static int ufs_chmod(struct vnode *, int, struct ucred *, struct thread *);
static int ufs_chown(struct vnode *, uid_t, gid_t, struct ucred *, struct thread *);
static vop_close_t ufs_close;
static vop_create_t ufs_create;
static vop_stat_t ufs_stat;
static vop_getattr_t ufs_getattr;
static vop_ioctl_t ufs_ioctl;
static vop_link_t ufs_link;
@ -465,6 +467,65 @@ ufs_fplookup_vexec(ap)
return (vaccess_vexec_smr(mode, ip->i_uid, ip->i_gid, cred));
}
/* ARGSUSED */
static int
ufs_stat(struct vop_stat_args *ap)
{
struct vnode *vp = ap->a_vp;
struct inode *ip = VTOI(vp);
struct stat *sb = ap->a_sb;
int error;
error = vop_stat_helper_pre(ap);
if (__predict_false(error))
return (error);
VI_LOCK(vp);
ufs_itimes_locked(vp);
if (I_IS_UFS1(ip)) {
sb->st_atim.tv_sec = ip->i_din1->di_atime;
sb->st_atim.tv_nsec = ip->i_din1->di_atimensec;
} else {
sb->st_atim.tv_sec = ip->i_din2->di_atime;
sb->st_atim.tv_nsec = ip->i_din2->di_atimensec;
}
VI_UNLOCK(vp);
sb->st_dev = vp->v_mount->mnt_stat.f_fsid.val[0];
sb->st_ino = ip->i_number;
sb->st_mode = (ip->i_mode & ~IFMT) | VTTOIF(vp->v_type);
sb->st_nlink = ip->i_effnlink;
sb->st_uid = ip->i_uid;
sb->st_gid = ip->i_gid;
if (I_IS_UFS1(ip)) {
sb->st_rdev = ip->i_din1->di_rdev;
sb->st_size = ip->i_din1->di_size;
sb->st_mtim.tv_sec = ip->i_din1->di_mtime;
sb->st_mtim.tv_nsec = ip->i_din1->di_mtimensec;
sb->st_ctim.tv_sec = ip->i_din1->di_ctime;
sb->st_ctim.tv_nsec = ip->i_din1->di_ctimensec;
sb->st_birthtim.tv_sec = -1;
sb->st_birthtim.tv_nsec = 0;
sb->st_blocks = dbtob((u_quad_t)ip->i_din1->di_blocks) / S_BLKSIZE;
} else {
sb->st_rdev = ip->i_din2->di_rdev;
sb->st_size = ip->i_din2->di_size;
sb->st_mtim.tv_sec = ip->i_din2->di_mtime;
sb->st_mtim.tv_nsec = ip->i_din2->di_mtimensec;
sb->st_ctim.tv_sec = ip->i_din2->di_ctime;
sb->st_ctim.tv_nsec = ip->i_din2->di_ctimensec;
sb->st_birthtim.tv_sec = ip->i_din2->di_birthtime;
sb->st_birthtim.tv_nsec = ip->i_din2->di_birthnsec;
sb->st_blocks = dbtob((u_quad_t)ip->i_din2->di_blocks) / S_BLKSIZE;
}
sb->st_blksize = max(PAGE_SIZE, vp->v_mount->mnt_stat.f_iosize);
sb->st_flags = ip->i_flags;
sb->st_gen = ip->i_gen;
return (vop_stat_helper_post(ap, error));
}
/* ARGSUSED */
static int
ufs_getattr(ap)
@ -2822,6 +2883,7 @@ struct vop_vector ufs_vnodeops = {
.vop_cachedlookup = ufs_lookup,
.vop_close = ufs_close,
.vop_create = ufs_create,
.vop_stat = ufs_stat,
.vop_getattr = ufs_getattr,
.vop_inactive = ufs_inactive,
.vop_ioctl = ufs_ioctl,