projects / mirror_ubuntu-zesty-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 39adb5c3 TG |
1 | /** @file |
| 2 | * vboxsf -- VirtualBox Guest Additions for Linux: mount(2) parameter structure. | |
| 3 | */ | |
| 4 | ||
| 5 | /* | |
| 6 | * Copyright (C) 2006-2016 Oracle Corporation | |
| 7 | * | |
| 8 | * This file is part of VirtualBox Open Source Edition (OSE), as | |
| 9 | * available from http://www.virtualbox.org. This file is free software; | |
| 10 | * you can redistribute it and/or modify it under the terms of the GNU | |
| 11 | * General Public License (GPL) as published by the Free Software | |
| 12 | * Foundation, in version 2 as it comes in the "COPYING" file of the | |
| 13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the | |
| 14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. | |
| 15 | */ | |
| 16 | ||
| 17 | #ifndef VBFS_MOUNT_H | |
| 18 | #define VBFS_MOUNT_H | |
| 19 | ||
| 20 | #define MAX_HOST_NAME 256 | |
| 21 | #define MAX_NLS_NAME 32 | |
| 22 | ||
| 23 | /* Linux constraints the size of data mount argument to PAGE_SIZE - 1. */ | |
| 24 | struct vbsf_mount_info_old | |
| 25 | { | |
| 26 | char name[MAX_HOST_NAME]; | |
| 27 | char nls_name[MAX_NLS_NAME]; | |
| 28 | int uid; | |
| 29 | int gid; | |
| 30 | int ttl; | |
| 31 | }; | |
| 32 | ||
| 33 | #define VBSF_MOUNT_SIGNATURE_BYTE_0 '\377' | |
| 34 | #define VBSF_MOUNT_SIGNATURE_BYTE_1 '\376' | |
| 35 | #define VBSF_MOUNT_SIGNATURE_BYTE_2 '\375' | |
| 36 | ||
| 37 | struct vbsf_mount_info_new | |
| 38 | { | |
| 39 | char nullchar; /* name cannot be '\0' -- we use this field | |
| 40 | to distinguish between the old structure | |
| 41 | and the new structure */ | |
| 42 | char signature[3]; /* signature */ | |
| 43 | int length; /* length of the whole structure */ | |
| 44 | char name[MAX_HOST_NAME]; /* share name */ | |
| 45 | char nls_name[MAX_NLS_NAME];/* name of an I/O charset */ | |
| 46 | int uid; /* user ID for all entries, default 0=root */ | |
| 47 | int gid; /* group ID for all entries, default 0=root */ | |
| 48 | int ttl; /* time to live */ | |
| 49 | int dmode; /* mode for directories if != 0xffffffff */ | |
| 50 | int fmode; /* mode for regular files if != 0xffffffff */ | |
| 51 | int dmask; /* umask applied to directories */ | |
| 52 | int fmask; /* umask applied to regular files */ | |
| 53 | }; | |
| 54 | ||
| 55 | struct vbsf_mount_opts | |
| 56 | { | |
| 57 | int uid; | |
| 58 | int gid; | |
| 59 | int ttl; | |
| 60 | int dmode; | |
| 61 | int fmode; | |
| 62 | int dmask; | |
| 63 | int fmask; | |
| 64 | int ronly; | |
| 65 | int sloppy; | |
| 66 | int noexec; | |
| 67 | int nodev; | |
| 68 | int nosuid; | |
| 69 | int remount; | |
| 70 | char nls_name[MAX_NLS_NAME]; | |
| 71 | char *convertcp; | |
| 72 | }; | |
| 73 | ||
| 74 | /** Completes the mount operation by adding the new mount point to mtab if required. */ | |
| 75 | int vbsfmount_complete(const char *host_name, const char *mount_point, | |
| 76 | unsigned long flags, struct vbsf_mount_opts *opts); | |
| 77 | ||
| 78 | #endif /* vbsfmount.h */ |