/*
 * mount.h - libmount API
 *
 * Copyright (C) 2008-2009 Karel Zak <kzak@redhat.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
 */

#ifndef _LIBMOUNT_MOUNT_H
#define _LIBMOUNT_MOUNT_H

#ifdef __cplusplus
extern "C" {
#endif

#define LIBMOUNT_VERSION   "@LIBMOUNT_VERSION@"

/**
 * mnt_cache
 *
 * Stores canonicalized paths and evaluated tags
 */
typedef struct _mnt_cache mnt_cache;

/**
 * mnt_iter
 *
 * Generic iterator (stores state about lists)
 */
typedef struct _mnt_iter mnt_iter;

/* version.c */
extern int mnt_parse_version_string(const char *ver_string);
extern int mnt_get_library_version(const char **ver_string);

/* utils.c */
extern int mnt_fstype_is_netfs(const char *type);
extern int mnt_fstype_is_pseudofs(const char *type);
extern int mnt_open_device(const char *devname, int flags);

/* cache.c */
extern mnt_cache *mnt_new_cache(void);
extern void mnt_free_cache(mnt_cache *cache);
extern const char *mnt_cache_find_path(mnt_cache *cache, const char *path);
extern const char *mnt_cache_find_tag(mnt_cache *cache,
                        const char *token, const char *value);
extern int mnt_cache_read_tags(mnt_cache *cache, const char *devname);
extern int mnt_cache_device_has_tag(mnt_cache *cache, const char *devname,
                                const char *token, const char *value);
extern char *mnt_resolve_path(const char *path, mnt_cache *cache);
extern char *mnt_resolve_tag(const char *token, const char *value, mnt_cache *cache);
extern char *mnt_resolve_spec(const char *spec, mnt_cache *cache);

/* optstr.c */
extern int mnt_optstr_next_option(char **optstr, char **name, size_t *namesz,
				char **value, size_t *valuesz);
extern int mnt_optstr_append_option(char **optstr, const char *name,
				const char *value);
extern int mnt_optstr_get_option(char *optstr, const char *name,
				char **value, size_t *valsz);
extern int mnt_optstr_set_option(char **optstr, const char *name,
				const char *value);
extern int mnt_optstr_remove_option(char **optstr, const char *name);


/* iter.c */
enum {

	MNT_ITER_FORWARD = 0,
	MNT_ITER_BACKWARD
};
extern mnt_iter *mnt_new_iter(int direction);
extern void mnt_free_iter(mnt_iter *mi);
extern void mnt_reset_iter(mnt_iter *mi, int direction);

#ifdef __cplusplus
}
#endif

#endif /* _LIBMOUNT_MOUNT_H */