/* 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 #define XATTR_CREATE 0x1 /* set value, fail if attr already exists */ #define XATTR_REPLACE 0x2 /* set value, fail if attr does not exist */ #define XATTR_SECURITY_PREFIX "security." struct xattr_handler { char *prefix; size_t (*list)(struct inode *inode, char *list, size_t list_size, const char *name, size_t name_len); int (*get)(struct inode *inode, const char *name, void *buffer, size_t size); int (*set)(struct inode *inode, const char *name, const void *buffer, size_t size, int flags); }; ssize_t generic_getxattr(struct dentry *dentry, 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, const char *name, const void *value, size_t size, int flags); int generic_removexattr(struct dentry *dentry, const char *name); #endif /* _LINUX_XATTR_H */