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Diffstat (limited to 'src/VBox/Additions/solaris/SharedFolders/vboxfs_vnode.h')
| -rw-r--r-- | src/VBox/Additions/solaris/SharedFolders/vboxfs_vnode.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/src/VBox/Additions/solaris/SharedFolders/vboxfs_vnode.h b/src/VBox/Additions/solaris/SharedFolders/vboxfs_vnode.h new file mode 100644 index 00000000..04e06225 --- /dev/null +++ b/src/VBox/Additions/solaris/SharedFolders/vboxfs_vnode.h @@ -0,0 +1,99 @@ +/* $Id: vboxfs_vnode.h $ */ +/** @file + * VirtualBox File System for Solaris Guests, VNode header. + */ + +/* + * Copyright (C) 2009-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * 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, in version 3 of the + * License. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + +#ifndef GA_INCLUDED_SRC_solaris_SharedFolders_vboxfs_vnode_h +#define GA_INCLUDED_SRC_solaris_SharedFolders_vboxfs_vnode_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <sys/t_lock.h> +#include <sys/avl.h> +#include <vm/seg.h> +#include <vm/seg_vn.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * sfnode is the file system dependent vnode data for vboxsf. + * sfnode's also track all files ever accessed, both open and closed. + * It duplicates some of the information in vnode, since it holds + * information for files that may have been completely closed. + * + * The sfnode_t's are stored in an AVL tree sorted by: + * sf_sffs, sf_path + */ +typedef struct sfnode { + avl_node_t sf_linkage; /* AVL tree linkage */ + struct sffs_data *sf_sffs; /* containing mounted file system */ + char *sf_path; /* full pathname to file or dir */ + uint64_t sf_ino; /* assigned unique ID number */ + vnode_t *sf_vnode; /* vnode if active */ + sfp_file_t *sf_file; /* non NULL if open */ + int sf_flag; /* last opened file-mode. */ + struct sfnode *sf_parent; /* parent sfnode of this one */ + uint16_t sf_children; /* number of children sfnodes */ + uint8_t sf_type; /* VDIR or VREG */ + uint8_t sf_is_stale; /* this is stale and should be purged */ + sffs_stat_t sf_stat; /* cached file attrs for this node */ + uint64_t sf_stat_time; /* last-modified time of sf_stat */ + sffs_dirents_t *sf_dir_list; /* list of entries for this directory */ +} sfnode_t; + +#define VN2SFN(vp) ((sfnode_t *)(vp)->v_data) + +#ifdef _KERNEL +extern int sffs_vnode_init(void); +extern void sffs_vnode_fini(void); +extern sfnode_t *sfnode_make(struct sffs_data *, char *, vtype_t, sfp_file_t *, + sfnode_t *parent, sffs_stat_t *, uint64_t stat_time); +extern vnode_t *sfnode_get_vnode(sfnode_t *); + +/* + * Purge all cached information about a shared file system at unmount + */ +extern int sffs_purge(struct sffs_data *); + +extern kmutex_t sffs_lock; +#endif /* _KERNEL */ + +#ifdef __cplusplus +} +#endif + +#endif /* !GA_INCLUDED_SRC_solaris_SharedFolders_vboxfs_vnode_h */ |