/* ----------------------------------------------------------------------- *

 *

 *  mounts.h - header file for mount utilities module.

 *

 *   Copyright 2008 Red Hat, Inc. All rights reserved.

 *   Copyright 2004-2006 Ian Kent <raven@themaw.net> - 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, Inc., 675 Mass Ave, Cambridge MA 02139,

 *   USA; either version 2 of the License, or (at your option) any later

 *   version; incorporated herein by reference.

 *

 * ----------------------------------------------------------------------- */

#ifndef MOUNTS_H

#define MOUNTS_H

#include <linux/version.h>

#include <sys/utsname.h>

#ifndef AUTOFS_TYPE_ANY

#define AUTOFS_TYPE_ANY		0x0000

#endif

#ifndef AUTOFS_TYPE_INDIRECT

#define AUTOFS_TYPE_INDIRECT	0x0001

#endif

#ifndef AUTOFS_TYPE_DIRECT

#define AUTOFS_TYPE_DIRECT	0x0002

#endif

#ifndef AUTOFS_TYPE_OFFSET

#define AUTOFS_TYPE_OFFSET	0x0004

#endif

#define MNTS_ALL	0x0001

#define MNTS_REAL	0x0002

#define MNTS_AUTOFS	0x0004

#define REMOUNT_SUCCESS		0x0000

#define REMOUNT_FAIL		0x0001

#define REMOUNT_OPEN_FAIL	0x0002

#define REMOUNT_STAT_FAIL	0x0004

#define REMOUNT_READ_MAP	0x0008

extern const unsigned int t_indirect;

extern const unsigned int t_direct;

extern const unsigned int t_offset;

struct mapent;

struct mnt_list {

	char *path;

	char *fs_name;

	char *fs_type;

	char *opts;

	pid_t owner;

	/*

	 * List operations ie. get_mnt_list.

	 */

	struct mnt_list *next;

	/*

	 * Tree operations ie. tree_make_tree,

	 * tree_get_mnt_list etc.

	 */

	struct mnt_list *left;

	struct mnt_list *right;

	struct list_head self;

	struct list_head list;

	struct list_head entries;

	struct list_head sublist;

};

struct nfs_mount_vers {

	unsigned int major;

	unsigned int minor;

	unsigned int fix;

};

unsigned int linux_version_code(void);

int check_nfs_mount_version(struct nfs_mount_vers *, struct nfs_mount_vers *);

extern unsigned int nfs_mount_uses_string_options;

struct amd_entry;

struct substvar *addstdenv(struct substvar *sv, const char *prefix);

struct substvar *removestdenv(struct substvar *sv, const char *prefix);

void add_std_amd_vars(struct substvar *sv);

void remove_std_amd_vars(void);

struct amd_entry *new_amd_entry(const struct substvar *sv);

void clear_amd_entry(struct amd_entry *entry);

void free_amd_entry(struct amd_entry *entry);

void free_amd_entry_list(struct list_head *entries);

unsigned int query_kproto_ver(void);

unsigned int get_kver_major(void);

unsigned int get_kver_minor(void);

char *make_options_string(char *path, int kernel_pipefd, const char *extra);

char *make_mnt_name_string(char *path);

int ext_mount_add(struct list_head *, const char *, unsigned int);

int ext_mount_remove(struct list_head *, const char *);

int ext_mount_inuse(const char *);

struct mnt_list *get_mnt_list(const char *table, const char *path, int include);

struct mnt_list *reverse_mnt_list(struct mnt_list *list);

void free_mnt_list(struct mnt_list *list);

int is_mounted(const char *table, const char *path, unsigned int type);

int has_fstab_option(const char *opt);

void tree_free_mnt_tree(struct mnt_list *tree);

struct mnt_list *tree_make_mnt_tree(const char *table, const char *path);

int tree_get_mnt_list(struct mnt_list *mnts, struct list_head *list, const char *path, int include);

int tree_get_mnt_sublist(struct mnt_list *mnts, struct list_head *list, const char *path, int include);

int tree_find_mnt_ents(struct mnt_list *mnts, struct list_head *list, const char *path);

int tree_is_mounted(struct mnt_list *mnts, const char *path, unsigned int type);

void set_tsd_user_vars(unsigned int, uid_t, gid_t);

const char *mount_type_str(unsigned int);

void set_exp_timeout(struct autofs_point *ap, struct map_source *source, time_t timeout);

time_t get_exp_timeout(struct autofs_point *ap, struct map_source *source);

void notify_mount_result(struct autofs_point *, const char *, time_t, const char *);

int try_remount(struct autofs_point *, struct mapent *, unsigned int);

void set_indirect_mount_tree_catatonic(struct autofs_point *);

void set_direct_mount_tree_catatonic(struct autofs_point *, struct mapent *);

int umount_ent(struct autofs_point *, const char *);

int umount_amd_ext_mount(struct autofs_point *, struct amd_entry *);

int mount_multi_triggers(struct autofs_point *, struct mapent *, const char *, unsigned int, const char *);

int umount_multi_triggers(struct autofs_point *, struct mapent *, char *, const char *);

int clean_stale_multi_triggers(struct autofs_point *, struct mapent *, char *, const char *);

#endif