+++ /dev/null
-/*
- File: linux/xattr.h
-
- Extended attributes handling.
-
- Copyright (C) 2001 by Andreas Gruenbacher <a.gruenbacher@computer.org>
- Copyright (c) 2001-2002 Silicon Graphics, Inc. All Rights Reserved.
- Copyright (c) 2004 Red Hat, Inc., James Morris <jmorris@redhat.com>
-*/
-#ifndef _LINUX_XATTR_H
-#define _LINUX_XATTR_H
-
-
-#include <linux/slab.h>
-#include <linux/types.h>
-#include <linux/spinlock.h>
-#include <uapi/linux/xattr.h>
-
-#ifndef XATTR_CREATE
-#define XATTR_CREATE 0x1
-#endif
-
-#ifndef XATTR_REPLACE
-#define XATTR_REPLACE 0x2
-#endif
-
-struct inode;
-struct dentry;
-struct user_namespace;
-
-/*
- * struct xattr_handler: When @name is set, match attributes with exactly that
- * name. When @prefix is set instead, match attributes with that prefix and
- * with a non-empty suffix.
- */
-struct xattr_handler {
- const char *name;
- const char *prefix;
- int flags; /* fs private flags */
- bool (*list)(struct dentry *dentry);
- int (*get)(const struct xattr_handler *, struct dentry *dentry,
- struct inode *inode, const char *name, void *buffer,
- size_t size);
- int (*set)(const struct xattr_handler *,
- struct mnt_idmap *idmap, struct dentry *dentry,
- struct inode *inode, const char *name, const void *buffer,
- size_t size, int flags);
-};
-
-const char *xattr_full_name(const struct xattr_handler *, const char *);
-
-struct xattr {
- const char *name;
- void *value;
- size_t value_len;
-};
-
-ssize_t xattr_getsecurity(struct inode *, const char *, void *, size_t);
-ssize_t vfs_getxattr(struct dentry *, const char *, void *, size_t);
-ssize_t vfs_listxattr(struct dentry *d, char *list, size_t size);
-int __vfs_setxattr_noperm(struct dentry *, const char *, const void *, size_t, int);
-int vfs_setxattr(struct dentry *, const char *, const void *, size_t, int);
-int vfs_removexattr(struct dentry *, const char *);
-
-ssize_t generic_getxattr(struct dentry *dentry, struct inode *inode, const char *name, void *buffer, size_t size);
-ssize_t generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size);
-int generic_setxattr(struct dentry *dentry, struct inode *inode,
- const char *name, const void *value, size_t size, int flags);
-int generic_removexattr(struct dentry *dentry, const char *name);
-ssize_t vfs_getxattr_alloc(struct dentry *dentry, const char *name,
- char **xattr_value, size_t size, gfp_t flags);
-
-static inline const char *xattr_prefix(const struct xattr_handler *handler)
-{
- return handler->prefix ?: handler->name;
-}
-
-#endif /* _LINUX_XATTR_H */