/* $Id: vboxfs_prov.h 96407 2022-08-22 17:43:14Z vboxsync $ */ /** @file * VirtualBox File System for Solaris Guests, provider header. * Portions contributed by: Ronald. */ /* * Copyright (C) 2009-2022 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 . * * 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_prov_h #define GA_INCLUDED_SRC_solaris_SharedFolders_vboxfs_prov_h #ifndef RT_WITHOUT_PRAGMA_ONCE # pragma once #endif #include #ifdef __cplusplus extern "C" { #endif /* * These are the provider interfaces used by sffs to access the underlying * shared file system. */ #define SFPROV_VERSION 1 /* * Initialization and termination. * sfprov_connect() is called once before any other interfaces and returns * a handle used in further calls. The argument should be SFPROV_VERSION * from above. On failure it returns a NULL pointer. * * sfprov_disconnect() must only be called after all sf file systems have been * unmounted. */ typedef struct sfp_connection sfp_connection_t; extern sfp_connection_t *sfprov_connect(int); extern void sfprov_disconnect(sfp_connection_t *); /* * Mount / Unmount a shared folder. * * sfprov_mount() takes as input the connection pointer and the name of * the shared folder. On success, it returns zero and supplies an * sfp_mount_t handle. On failure it returns any relevant errno value. * * sfprov_unmount() unmounts the mounted file system. It returns 0 on * success and any relevant errno on failure. * * spf_mount_t is the representation of an active mount point. */ typedef struct spf_mount_t { VBGLSFMAP map; /**< guest<->host mapping */ uid_t sf_uid; /**< owner of the mount point */ gid_t sf_gid; /**< group of the mount point */ mode_t sf_dmode; /**< mode of all directories if != ~0U */ mode_t sf_fmode; /**< mode of all files if != ~0U */ mode_t sf_dmask; /**< mask of all directories */ mode_t sf_fmask; /**< mask of all files */ } sfp_mount_t; extern int sfprov_mount(sfp_connection_t *, char *, sfp_mount_t **); extern int sfprov_unmount(sfp_mount_t *); /* * query information about a mounted file system */ typedef struct sffs_fsinfo { uint64_t blksize; uint64_t blksused; uint64_t blksavail; uint32_t maxnamesize; uint32_t readonly; } sffs_fsinfo_t; extern int sfprov_get_fsinfo(sfp_mount_t *, sffs_fsinfo_t *); /* * File operations: open/close/read/write/etc. * * open/create can return any relevant errno, however ENOENT * generally means that the host file didn't exist. */ typedef struct sffs_stat { mode_t sf_mode; off_t sf_size; off_t sf_alloc; timestruc_t sf_atime; timestruc_t sf_mtime; timestruc_t sf_ctime; } sffs_stat_t; typedef struct sfp_file sfp_file_t; extern int sfprov_create(sfp_mount_t *, char *path, mode_t mode, sfp_file_t **fp, sffs_stat_t *stat); extern int sfprov_diropen(sfp_mount_t *mnt, char *path, sfp_file_t **fp); extern int sfprov_open(sfp_mount_t *, char *path, sfp_file_t **fp, int flag); extern int sfprov_close(sfp_file_t *fp); extern int sfprov_read(sfp_file_t *, char * buffer, uint64_t offset, uint32_t *numbytes); extern int sfprov_write(sfp_file_t *, char * buffer, uint64_t offset, uint32_t *numbytes); extern int sfprov_fsync(sfp_file_t *fp); /* * get/set information about a file (or directory) using pathname */ extern int sfprov_get_mode(sfp_mount_t *, char *, mode_t *); extern int sfprov_get_size(sfp_mount_t *, char *, uint64_t *); extern int sfprov_get_atime(sfp_mount_t *, char *, timestruc_t *); extern int sfprov_get_mtime(sfp_mount_t *, char *, timestruc_t *); extern int sfprov_get_ctime(sfp_mount_t *, char *, timestruc_t *); extern int sfprov_get_attr(sfp_mount_t *, char *, sffs_stat_t *); extern int sfprov_set_attr(sfp_mount_t *, char *, uint_t, mode_t, timestruc_t, timestruc_t, timestruc_t); extern int sfprov_set_size(sfp_mount_t *, char *, uint64_t); /* * File/Directory operations */ extern int sfprov_remove(sfp_mount_t *, char *path, uint_t is_link); extern int sfprov_mkdir(sfp_mount_t *, char *path, mode_t mode, sfp_file_t **fp, sffs_stat_t *stat); extern int sfprov_rmdir(sfp_mount_t *, char *path); extern int sfprov_rename(sfp_mount_t *, char *from, char *to, uint_t is_dir); /* * Symbolic link operations */ extern int sfprov_set_show_symlinks(void); extern int sfprov_readlink(sfp_mount_t *, char *path, char *target, size_t tgt_size); extern int sfprov_symlink(sfp_mount_t *, char *linkname, char *target, sffs_stat_t *stat); /* * Read directory entries. */ /* * a singly linked list of buffers, each containing an array of stat's+dirent's. * sf_len is length of the sf_entries array, in bytes. */ typedef struct sffs_dirents { struct sffs_dirents *sf_next; len_t sf_len; struct sffs_dirent { sffs_stat_t sf_stat; dirent64_t sf_entry; /* this is variable length */ } sf_entries[1]; } sffs_dirents_t; #define SFFS_DIRENTS_SIZE 8192 #define SFFS_DIRENTS_OFF (offsetof(sffs_dirents_t, sf_entries[0])) extern int sfprov_readdir(sfp_mount_t *mnt, char *path, sffs_dirents_t **dirents, int flag); #ifdef __cplusplus } #endif #endif /* !GA_INCLUDED_SRC_solaris_SharedFolders_vboxfs_prov_h */