Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* -*- c -*- |
| 2 | * linux/include/linux/auto_fs4.h |
| 3 | * |
| 4 | * Copyright 1999-2000 Jeremy Fitzhardinge <jeremy@goop.org> |
| 5 | * |
| 6 | * This file is part of the Linux kernel and is made available under |
| 7 | * the terms of the GNU General Public License, version 2, or at your |
| 8 | * option, any later version, incorporated herein by reference. |
| 9 | */ |
| 10 | |
| 11 | #ifndef _LINUX_AUTO_FS4_H |
| 12 | #define _LINUX_AUTO_FS4_H |
| 13 | |
| 14 | /* Include common v3 definitions */ |
| 15 | #include <linux/auto_fs.h> |
| 16 | |
| 17 | /* autofs v4 definitions */ |
| 18 | #undef AUTOFS_PROTO_VERSION |
| 19 | #undef AUTOFS_MIN_PROTO_VERSION |
| 20 | #undef AUTOFS_MAX_PROTO_VERSION |
| 21 | |
| 22 | #define AUTOFS_PROTO_VERSION 4 |
| 23 | #define AUTOFS_MIN_PROTO_VERSION 3 |
| 24 | #define AUTOFS_MAX_PROTO_VERSION 4 |
| 25 | |
Ian Kent | d46aa45 | 2005-05-01 08:59:17 -0700 | [diff] [blame] | 26 | #define AUTOFS_PROTO_SUBVERSION 6 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | |
| 28 | /* Mask for expire behaviour */ |
| 29 | #define AUTOFS_EXP_IMMEDIATE 1 |
| 30 | #define AUTOFS_EXP_LEAVES 2 |
| 31 | |
| 32 | /* New message type */ |
| 33 | #define autofs_ptype_expire_multi 2 /* Expire entry (umount request) */ |
| 34 | |
| 35 | /* v4 multi expire (via pipe) */ |
| 36 | struct autofs_packet_expire_multi { |
| 37 | struct autofs_packet_hdr hdr; |
| 38 | autofs_wqt_t wait_queue_token; |
| 39 | int len; |
| 40 | char name[NAME_MAX+1]; |
| 41 | }; |
| 42 | |
| 43 | union autofs_packet_union { |
| 44 | struct autofs_packet_hdr hdr; |
| 45 | struct autofs_packet_missing missing; |
| 46 | struct autofs_packet_expire expire; |
| 47 | struct autofs_packet_expire_multi expire_multi; |
| 48 | }; |
| 49 | |
| 50 | #define AUTOFS_IOC_EXPIRE_MULTI _IOW(0x93,0x66,int) |
| 51 | #define AUTOFS_IOC_PROTOSUBVER _IOR(0x93,0x67,int) |
| 52 | #define AUTOFS_IOC_ASKREGHOST _IOR(0x93,0x68,int) |
| 53 | #define AUTOFS_IOC_TOGGLEREGHOST _IOR(0x93,0x69,int) |
| 54 | #define AUTOFS_IOC_ASKUMOUNT _IOR(0x93,0x70,int) |
| 55 | |
| 56 | |
| 57 | #endif /* _LINUX_AUTO_FS4_H */ |