| /* 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 |