1 /* 2 * efs_fs.h 3 * 4 * Copyright (c) 1999 Al Smith 5 * 6 * Portions derived from work (c) 1995,1996 Christian Vogelgsang. 7 */ 8 9 #ifndef __EFS_FS_H__ 10 #define __EFS_FS_H__ 11 12 #define EFS_VERSION "1.0a" 13 14 static const char cprt[] = "EFS: "EFS_VERSION" - (c) 1999 Al Smith <Al.Smith@aeschi.ch.eu.org>"; 15 16 #include <asm/uaccess.h> 17 18 #ifndef LINUX_VERSION_CODE 19 #include <linux/version.h> 20 #endif 21 22 #if LINUX_VERSION_CODE < 0x20200 23 #error This code is only for linux-2.2 and later. 24 #endif 25 26 /* 1 block is 512 bytes */ 27 #define EFS_BLOCKSIZE_BITS 9 28 #define EFS_BLOCKSIZE (1 << EFS_BLOCKSIZE_BITS) 29 30 #include <linux/efs_fs_i.h> 31 #include <linux/efs_dir.h> 32 33 #ifndef MIN 34 #define MIN(a, b) (((a) < (b)) ? (a) : (b)) 35 #endif 36 #ifndef MAX 37 #define MAX(a, b) (((a) > (b)) ? (a) : (b)) 38 #endif 39 40 #ifdef _EFS_USE_GENERIC 41 #define INODE_INFO(i) (struct efs_inode_info *) &((i)->u.generic_ip) 42 #define SUPER_INFO(s) (struct efs_sb_info *) &((s)->u.generic_sbp) 43 #else 44 #define INODE_INFO(i) &((i)->u.efs_i) 45 #define SUPER_INFO(s) &((s)->u.efs_sb) 46 #endif 47 48 extern struct inode_operations efs_dir_inode_operations; 49 extern struct file_operations efs_dir_operations; 50 extern struct address_space_operations efs_symlink_aops; 51 52 extern struct super_block *efs_read_super(struct super_block *, void *, int); 53 extern int efs_statfs(struct super_block *, struct statfs *); 54 55 extern void efs_read_inode(struct inode *); 56 extern efs_block_t efs_map_block(struct inode *, efs_block_t); 57 58 extern struct dentry *efs_lookup(struct inode *, struct dentry *); 59 extern int efs_bmap(struct inode *, int); 60 61 #endif /* __EFS_FS_H__ */ 62
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.