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-rw-r--r--src/dumm/cowfs.h72
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diff --git a/src/dumm/cowfs.h b/src/dumm/cowfs.h
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-/*
- * Copyright (C) 2009 Tobias Brunner
- * Copyright (C) 2007 Martin Willi
- * HSR Hochschule fuer Technik Rapperswil
- *
- * 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; either version 2 of the License, or (at your
- * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
- *
- * This program 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 General Public License
- * for more details.
- */
-
-#ifndef COWFS_H
-#define COWFS_H
-
-#include <library.h>
-
-typedef struct cowfs_t cowfs_t;
-
-/**
- * cowfs - Copy on write FUSE filesystem.
- *
- */
-struct cowfs_t {
-
- /**
- * Adds an additional copy on write overlay.
- *
- * If the path was already added as overlay, it is moved to the top.
- *
- * @param path path of the overlay
- * @return FALSE, if failed
- */
- bool (*add_overlay)(cowfs_t *this, char *path);
-
- /**
- * Remove the specified copy on write overlay.
- *
- * @param path path of the overlay
- * @return FALSE, if not found
- */
- bool (*del_overlay)(cowfs_t *this, char *path);
-
- /**
- * Remove the most recently added copy on write overlay.
- *
- * @return FALSE, if no overlay was found
- */
- bool (*pop_overlay)(cowfs_t *this);
-
- /**
- * Stop, umount and destroy a cowfs FUSE filesystem.
- */
- void (*destroy) (cowfs_t *this);
-};
-
-/**
- * Mount a cowfs FUSE filesystem.
- *
- * @param master read only master file system directory
- * @param host copy on write host directory
- * @param mount mountpoint where union is mounted
- * @return instance, or NULL if FUSE initialization failed
- */
-cowfs_t *cowfs_create(char *master, char *host, char *mount);
-
-#endif /* COWFS_H */
-