67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
/* Created (MFS based):
|
|
* June 2011 (Evgeniy Ivanov)
|
|
*/
|
|
|
|
#include "fs.h"
|
|
|
|
#include "puffs.h"
|
|
#include "puffs_priv.h"
|
|
|
|
|
|
/*===========================================================================*
|
|
* fs_chmod *
|
|
*===========================================================================*/
|
|
int fs_chmod(ino_t ino_nr, mode_t *mode)
|
|
{
|
|
/* Perform the chmod(name, mode) system call. */
|
|
struct puffs_node *pn;
|
|
struct vattr va;
|
|
PUFFS_MAKECRED(pcr, &global_kcred);
|
|
|
|
if (global_pu->pu_ops.puffs_node_setattr == NULL)
|
|
return(EINVAL);
|
|
|
|
if ((pn = puffs_pn_nodewalk(global_pu, 0, &ino_nr)) == NULL)
|
|
return(EINVAL);
|
|
|
|
puffs_vattr_null(&va);
|
|
/* Clear setgid bit if file is not in caller's grp */
|
|
va.va_mode = (pn->pn_va.va_mode & ~ALL_MODES) | (*mode & ALL_MODES);
|
|
va.va_ctime = clock_timespec();
|
|
|
|
if (global_pu->pu_ops.puffs_node_setattr(global_pu, pn, &va, pcr) != 0)
|
|
return(EINVAL);
|
|
|
|
/* Return full new mode to caller. */
|
|
*mode = pn->pn_va.va_mode;
|
|
|
|
return(OK);
|
|
}
|
|
|
|
|
|
/*===========================================================================*
|
|
* fs_chown *
|
|
*===========================================================================*/
|
|
int fs_chown(ino_t ino_nr, uid_t uid, gid_t gid, mode_t *mode)
|
|
{
|
|
struct puffs_node *pn;
|
|
struct vattr va;
|
|
PUFFS_MAKECRED(pcr, &global_kcred);
|
|
|
|
if ((pn = puffs_pn_nodewalk(global_pu, 0, &ino_nr)) == NULL)
|
|
return(EINVAL);
|
|
|
|
puffs_vattr_null(&va);
|
|
va.va_uid = uid;
|
|
va.va_gid = gid;
|
|
va.va_mode = pn->pn_va.va_mode & ~(I_SET_UID_BIT | I_SET_GID_BIT);
|
|
va.va_ctime = clock_timespec();
|
|
|
|
if (global_pu->pu_ops.puffs_node_setattr(global_pu, pn, &va, pcr) != 0)
|
|
return(EINVAL);
|
|
|
|
/* Update caller on current mode, as it may have changed. */
|
|
*mode = pn->pn_va.va_mode;
|
|
|
|
return(OK);
|
|
}
|