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* Copyright (c) 2005 Silicon Graphics, Inc.
* All Rights Reserved.
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation.
* This program is distributed in the hope that it would be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#ifndef __PATH_H__
#define __PATH_H__
#include "platform_defs.h"
* XFS Filesystem Paths
* Utility routines for iterating and searching through the list
* of known mounted filesystems and project paths.
#define FS_MOUNT_POINT (1<<0)
#define FS_PROJECT_PATH (1<<1)
#define FS_FOREIGN (1<<2)
typedef struct fs_path {
char *fs_name; /* Data device for filesystem */
dev_t fs_datadev;
char *fs_log; /* External log device, if any */
dev_t fs_logdev;
char *fs_rt; /* Realtime device, if any */
dev_t fs_rtdev;
char *fs_dir; /* Directory / mount point */
uint fs_flags; /* FS_{MOUNT_POINT,PROJECT_PATH}*/
uint fs_prid; /* Project ID for tree root */
} fs_path_t;
extern int fs_count; /* number of entries in fs table */
extern int xfs_fs_count; /* number of xfs entries in fs table */
extern fs_path_t *fs_table; /* array of entries in fs table */
extern fs_path_t *fs_path; /* current entry in the fs table */
extern char *mtab_file;
extern void fs_table_initialise(int, char *[], int, char *[]);
extern void fs_table_destroy(void);
extern void fs_table_insert_project_path(char *__dir, uint __projid);
extern fs_path_t *fs_table_lookup(const char *__dir, uint __flags);
extern fs_path_t *fs_table_lookup_mount(const char *__dir);
extern fs_path_t *fs_table_lookup_blkdev(const char *bdev);
typedef struct fs_cursor {
uint count; /* total count of mount entries */
uint index; /* current position in table */
uint flags; /* iterator flags: mounts/trees */
fs_path_t *table; /* local/global table pointer */
fs_path_t local; /* space for single-entry table */
} fs_cursor_t;
extern void fs_cursor_initialise(char *__dir, uint __flags, fs_cursor_t *__cp);
extern fs_path_t *fs_cursor_next_entry(fs_cursor_t *__cp);
#endif /* __PATH_H__ */