| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * Squashfs - a compressed read only filesystem for Linux |
| * |
| * Copyright (c) 2010 |
| * Phillip Lougher <phillip@squashfs.org.uk> |
| * |
| * xattr.h |
| */ |
| |
| #ifdef CONFIG_SQUASHFS_XATTR |
| extern __le64 *squashfs_read_xattr_id_table(struct super_block *, u64, |
| u64 *, unsigned int *); |
| extern int squashfs_xattr_lookup(struct super_block *, unsigned int, int *, |
| unsigned int *, unsigned long long *); |
| #else |
| static inline __le64 *squashfs_read_xattr_id_table(struct super_block *sb, |
| u64 start, u64 *xattr_table_start, unsigned int *xattr_ids) |
| { |
| struct squashfs_xattr_id_table *id_table; |
| |
| id_table = squashfs_read_table(sb, start, sizeof(*id_table)); |
| if (IS_ERR(id_table)) |
| return (__le64 *) id_table; |
| |
| *xattr_table_start = le64_to_cpu(id_table->xattr_table_start); |
| kfree(id_table); |
| |
| 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, unsigned int *size, |
| unsigned long long *xattr) |
| { |
| return 0; |
| } |
| #define squashfs_listxattr NULL |
| #define squashfs_xattr_handlers NULL |
| #endif |
