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Set the `archive' bit on created files. Copy some code from UFS to do better

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permission checking in setattr().
This commit is contained in:
mycroft 1995-06-02 14:52:34 +00:00
parent 03f102b969
commit dc4b7aaed2
1 changed files with 17 additions and 6 deletions
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23
sys/msdosfs/msdosfs_vnops.c
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@ -1,4 +1,4 @@
/* $NetBSD: msdosfs_vnops.c,v 1.32 1995/04/07 17:37:10 mycroft Exp $ */
/* $NetBSD: msdosfs_vnops.c,v 1.33 1995/06/02 14:52:34 mycroft Exp $ */
/*-
* Copyright (C) 1994 Wolfgang Solfrank.
@ -121,9 +121,6 @@ msdosfs_create(ap)
goto bad;
}
bzero(&ndirent, sizeof(ndirent));
unix2dostime(NULL, &ndirent.de_Date, &ndirent.de_Time);
/*
* Create a directory entry for the file, then call createde() to
* have it installed. NOTE: DOS files are always executable. We
@ -134,8 +131,11 @@ msdosfs_create(ap)
if ((cnp->cn_flags & HASBUF) == 0)
panic("msdosfs_create: no name");
#endif
bzero(&ndirent, sizeof(ndirent));
unix2dostime(NULL, &ndirent.de_Date, &ndirent.de_Time);
unix2dosfn((u_char *)cnp->cn_nameptr, ndirent.de_Name, cnp->cn_namelen);
ndirent.de_Attributes = (ap->a_vap->va_mode & VWRITE) ? 0 : ATTR_READONLY;
ndirent.de_Attributes = (ap->a_vap->va_mode & VWRITE) ?
ATTR_ARCHIVE : ATTR_ARCHIVE | ATTR_READONLY;
ndirent.de_StartCluster = 0;
ndirent.de_FileSize = 0;
ndirent.de_dev = pdep->de_dev;
@ -332,6 +332,11 @@ msdosfs_setattr(ap)
return (error);
}
if (vap->va_mtime.ts_sec != VNOVAL) {
if (cred->cr_uid != dep->de_pmp->pm_uid &&
(error = suser(cred, &p->ap->a_p_acflag)) &&
((vap->va_vaflags & VA_UTIMES_NULL) == 0 ||
(error = VOP_ACCESS(ap->a_vp, VWRITE, cred, ap->a_p))))
return (error);
dep->de_flag |= DE_UPDATE;
if (error = deupdat(dep, &vap->va_mtime, 1))
return (error);
@ -342,7 +347,10 @@ msdosfs_setattr(ap)
* attribute.
*/
if (vap->va_mode != (mode_t)VNOVAL) {
/* We ignore the read and execute bits */
if (cred->cr_uid != dep->de_pmp->pm_uid &&
(error = suser(cred, &ap->a_p->p_acflag)))
return (error);
/* We ignore the read and execute bits. */
if (vap->va_mode & VWRITE)
dep->de_Attributes &= ~ATTR_READONLY;
else
@ -353,6 +361,9 @@ msdosfs_setattr(ap)
* Allow the `archived' bit to be toggled.
*/
if (vap->va_flags != VNOVAL) {
if (cred->cr_uid != dep->de_pmp->pm_uid &&
(error = suser(cred, &ap->a_p->p_acflag)))
return (error);
if (vap->va_flags & SF_ARCHIVED)
dep->de_Attributes &= ~ATTR_ARCHIVE;
else