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authorPhillip Lougher <phillip@lougher.demon.co.uk>2010-05-17 22:39:02 +0400
committerPhillip Lougher <phillip@lougher.demon.co.uk>2010-05-17 22:54:07 +0400
commit01e5b4e4e897fce8c7e6236bc933c9721c7ee237 (patch)
tree2bdd0afded0c862929f6826fe254542894697c0c /fs/squashfs/xattr.h
parent67f66cc6c728de183d9d43c243cb163c1ebd8e04 (diff)
downloadlinux-01e5b4e4e897fce8c7e6236bc933c9721c7ee237.tar.xz
squashfs: add xattr support configure option
Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
Diffstat (limited to 'fs/squashfs/xattr.h')
-rw-r--r--fs/squashfs/xattr.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/fs/squashfs/xattr.h b/fs/squashfs/xattr.h
new file mode 100644
index 000000000000..4a96366bfcc9
--- /dev/null
+++ b/fs/squashfs/xattr.h
@@ -0,0 +1,45 @@
+/*
+ * Squashfs - a compressed read only filesystem for Linux
+ *
+ * Copyright (c) 2010
+ * Phillip Lougher <phillip@lougher.demon.co.uk>
+ *
+ * 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; either version 2,
+ * or (at your option) any later version.
+ *
+ * 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * xattr.h
+ */
+
+#ifdef CONFIG_SQUASHFS_XATTRS
+extern __le64 *squashfs_read_xattr_id_table(struct super_block *, u64,
+ u64 *, int *);
+extern int squashfs_xattr_lookup(struct super_block *, unsigned int, int *,
+ int *, long long *);
+#else
+static inline __le64 *squashfs_read_xattr_id_table(struct super_block *sb,
+ u64 start, u64 *xattr_table_start, int *xattr_ids)
+{
+ ERROR("Xattrs in filesystem, these will be ignored\n");
+ return ERR_PTR(-ENOTSUPP);
+}
+
+static inline int squashfs_xattr_lookup(struct super_block *sb,
+ unsigned int index, int *count, int *size, long long *xattr)
+{
+ return 0;
+}
+#define squashfs_listxattr NULL
+#define generic_getxattr NULL
+#define squashfs_xattr_handlers NULL
+#endif