From 85be2aaf913f0e234058c56fab460c5d7a2c084b Mon Sep 17 00:00:00 2001 From: Alexander Block Date: Tue, 12 Nov 2013 13:41:43 +0000 Subject: Btrfs-progs: introduce btrfs property subgroup "btrfs filesystem property" is a generic interface to set/get properties on filesystem objects (inodes/subvolumes/filesystems /devs). This patch adds the generic framework for properties and also implements two properties. The first is the read-only property for subvolumes and the second is the label property for devices. Signed-off-by: Alexander Block Signed-off-by: Filipe David Borba Manana Signed-off-by: David Sterba Signed-off-by: Chris Mason --- props.h | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 props.h (limited to 'props.h') diff --git a/props.h b/props.h new file mode 100644 index 00000000..faa4410e --- /dev/null +++ b/props.h @@ -0,0 +1,43 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License v2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will 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 to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 021110-1307, USA. + */ + +#ifndef PROPS_H_ +#define PROPS_H_ + +enum prop_object_type { + prop_object_dev = (1 << 0), + prop_object_root = (1 << 1), + prop_object_subvol = (1 << 2), + prop_object_inode = (1 << 3), + __prop_object_max, +}; + +typedef int (*prop_handler_t)(enum prop_object_type type, + const char *object, + const char *name, + const char *value); + +struct prop_handler { + const char *name; + const char *desc; + int read_only; + int types; + prop_handler_t handler; +}; + +extern const struct prop_handler prop_handlers[]; + +#endif /* PROPS_H_ */ -- cgit v1.2.3