[linux.git] / include / linux / coda_fs_i.h

/*
 *  coda_fs_i.h
 *
 *  Copyright (C) 1998 Carnegie Mellon University
 *
 */

#ifndef _LINUX_CODA_FS_I
#define _LINUX_CODA_FS_I

#include <linux/types.h>
#include <linux/list.h>
#include <linux/coda.h>

/*
 * coda fs inode data
 */
struct coda_inode_info {
        struct CodaFid	   c_fid;	/* Coda identifier */
        u_short	           c_flags;     /* flags (see below) */
	struct list_head   c_cilist;    /* list of all coda inodes */
	unsigned int	   c_mapcount;  /* nr of times this inode is mapped */
	unsigned int	   c_cached_epoch; /* epoch for cached permissions */
	vuid_t		   c_uid;	/* fsuid for cached permissions */
        unsigned int       c_cached_perm; /* cached access permissions */
	struct inode	   vfs_inode;
};

/*
 * coda fs file private data
 */
#define CODA_MAGIC 0xC0DAC0DA
struct coda_file_info {
	int		   cfi_magic;	  /* magic number */
	struct file	  *cfi_container; /* container file for this cnode */
	unsigned int	   cfi_mapcount;  /* nr of times this file is mapped */
};

#define CODA_FTOC(file) ((struct coda_file_info *)((file)->private_data))

/* flags */
#define C_VATTR       0x1   /* Validity of vattr in inode */
#define C_FLUSH       0x2   /* used after a flush */
#define C_DYING       0x4   /* from venus (which died) */
#define C_PURGE       0x8

int coda_cnode_make(struct inode **, struct CodaFid *, struct super_block *);
struct inode *coda_iget(struct super_block *sb, struct CodaFid *fid, struct coda_vattr *attr);
int coda_cnode_makectl(struct inode **inode, struct super_block *sb);
struct inode *coda_fid_to_inode(struct CodaFid *fid, struct super_block *sb);
void coda_replace_fid(struct inode *, struct CodaFid *, struct CodaFid *);

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