/* * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. * All Rights Reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it would be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef __XFS_CAP_H__ #define __XFS_CAP_H__ /* * Capabilities */ typedef __uint64_t xfs_cap_value_t; typedef struct xfs_cap_set { xfs_cap_value_t cap_effective; /* use in capability checks */ xfs_cap_value_t cap_permitted; /* combined with file attrs */ xfs_cap_value_t cap_inheritable;/* pass through exec */ } xfs_cap_set_t; /* On-disk XFS extended attribute names */ #define SGI_CAP_FILE "SGI_CAP_FILE" #define SGI_CAP_FILE_SIZE (sizeof(SGI_CAP_FILE)-1) #define SGI_CAP_LINUX "SGI_CAP_LINUX" #define SGI_CAP_LINUX_SIZE (sizeof(SGI_CAP_LINUX)-1) /* * For Linux, we take the bitfields directly from capability.h * and no longer attempt to keep this attribute ondisk compatible * with IRIX. Since this attribute is only set on executables, * it just doesn't make much sense to try. We do use a different * named attribute though, to avoid confusion. */ #ifdef __KERNEL__ #ifdef CONFIG_FS_POSIX_CAP #include <linux/posix_cap_xattr.h> struct bhv_vnode; extern int xfs_cap_vhascap(struct bhv_vnode *); extern int xfs_cap_vset(struct bhv_vnode *, void *, size_t); extern int xfs_cap_vget(struct bhv_vnode *, void *, size_t); extern int xfs_cap_vremove(struct bhv_vnode *); #define _CAP_EXISTS xfs_cap_vhascap #else #define xfs_cap_vset(v,p,sz) (-EOPNOTSUPP) #define xfs_cap_vget(v,p,sz) (-EOPNOTSUPP) #define xfs_cap_vremove(v) (-EOPNOTSUPP) #define _CAP_EXISTS (NULL) #endif #endif /* __KERNEL__ */ #endif /* __XFS_CAP_H__ */