Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * coda_fs_i.h | |
3 | * | |
4 | * Copyright (C) 1998 Carnegie Mellon University | |
5 | * | |
6 | */ | |
7 | ||
8 | #ifndef _LINUX_CODA_FS_I | |
9 | #define _LINUX_CODA_FS_I | |
10 | ||
11 | #ifdef __KERNEL__ | |
12 | #include <linux/types.h> | |
13 | #include <linux/list.h> | |
14 | #include <linux/coda.h> | |
15 | ||
16 | /* | |
17 | * coda fs inode data | |
18 | */ | |
19 | struct coda_inode_info { | |
20 | struct CodaFid c_fid; /* Coda identifier */ | |
21 | u_short c_flags; /* flags (see below) */ | |
22 | struct list_head c_cilist; /* list of all coda inodes */ | |
23 | unsigned int c_mapcount; /* nr of times this inode is mapped */ | |
24 | unsigned int c_cached_epoch; /* epoch for cached permissions */ | |
25 | vuid_t c_uid; /* fsuid for cached permissions */ | |
26 | unsigned int c_cached_perm; /* cached access permissions */ | |
27 | struct inode vfs_inode; | |
28 | }; | |
29 | ||
30 | /* | |
31 | * coda fs file private data | |
32 | */ | |
33 | #define CODA_MAGIC 0xC0DAC0DA | |
34 | struct coda_file_info { | |
35 | int cfi_magic; /* magic number */ | |
36 | struct file *cfi_container; /* container file for this cnode */ | |
37 | unsigned int cfi_mapcount; /* nr of times this file is mapped */ | |
38 | }; | |
39 | ||
40 | #define CODA_FTOC(file) ((struct coda_file_info *)((file)->private_data)) | |
41 | ||
42 | /* flags */ | |
43 | #define C_VATTR 0x1 /* Validity of vattr in inode */ | |
44 | #define C_FLUSH 0x2 /* used after a flush */ | |
45 | #define C_DYING 0x4 /* from venus (which died) */ | |
46 | #define C_PURGE 0x8 | |
47 | ||
48 | int coda_cnode_make(struct inode **, struct CodaFid *, struct super_block *); | |
49 | struct inode *coda_iget(struct super_block *sb, struct CodaFid *fid, struct coda_vattr *attr); | |
50 | int coda_cnode_makectl(struct inode **inode, struct super_block *sb); | |
51 | struct inode *coda_fid_to_inode(struct CodaFid *fid, struct super_block *sb); | |
52 | void coda_replace_fid(struct inode *, struct CodaFid *, struct CodaFid *); | |
53 | ||
54 | #endif | |
55 | #endif |