diff options
| author | David Howells <dhowells@redhat.com> | 2012-10-13 10:46:48 +0100 | 
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2012-10-13 10:46:48 +0100 | 
| commit | 607ca46e97a1b6594b29647d98a32d545c24bdff (patch) | |
| tree | 30f4c0784bfddb57332cdc0678bd06d1e77fa185 /include/uapi/linux/if_tun.h | |
| parent | 08cce05c5a91f5017f4edc9866cf026908c73f9f (diff) | |
| download | olio-linux-3.10-607ca46e97a1b6594b29647d98a32d545c24bdff.tar.xz olio-linux-3.10-607ca46e97a1b6594b29647d98a32d545c24bdff.zip  | |
UAPI: (Scripted) Disintegrate include/linux
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Michael Kerrisk <mtk.manpages@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'include/uapi/linux/if_tun.h')
| -rw-r--r-- | include/uapi/linux/if_tun.h | 94 | 
1 files changed, 94 insertions, 0 deletions
diff --git a/include/uapi/linux/if_tun.h b/include/uapi/linux/if_tun.h new file mode 100644 index 00000000000..25a585ce23e --- /dev/null +++ b/include/uapi/linux/if_tun.h @@ -0,0 +1,94 @@ +/* + *  Universal TUN/TAP device driver. + *  Copyright (C) 1999-2000 Maxim Krasnyansky <max_mk@yahoo.com> + * + *  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. + * + *  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 _UAPI__IF_TUN_H +#define _UAPI__IF_TUN_H + +#include <linux/types.h> +#include <linux/if_ether.h> +#include <linux/filter.h> + +/* Read queue size */ +#define TUN_READQ_SIZE	500 + +/* TUN device flags */ +#define TUN_TUN_DEV 	0x0001	 +#define TUN_TAP_DEV	0x0002 +#define TUN_TYPE_MASK   0x000f + +#define TUN_FASYNC	0x0010 +#define TUN_NOCHECKSUM	0x0020 +#define TUN_NO_PI	0x0040 +#define TUN_ONE_QUEUE	0x0080 +#define TUN_PERSIST 	0x0100	 +#define TUN_VNET_HDR 	0x0200 + +/* Ioctl defines */ +#define TUNSETNOCSUM  _IOW('T', 200, int)  +#define TUNSETDEBUG   _IOW('T', 201, int)  +#define TUNSETIFF     _IOW('T', 202, int)  +#define TUNSETPERSIST _IOW('T', 203, int)  +#define TUNSETOWNER   _IOW('T', 204, int) +#define TUNSETLINK    _IOW('T', 205, int) +#define TUNSETGROUP   _IOW('T', 206, int) +#define TUNGETFEATURES _IOR('T', 207, unsigned int) +#define TUNSETOFFLOAD  _IOW('T', 208, unsigned int) +#define TUNSETTXFILTER _IOW('T', 209, unsigned int) +#define TUNGETIFF      _IOR('T', 210, unsigned int) +#define TUNGETSNDBUF   _IOR('T', 211, int) +#define TUNSETSNDBUF   _IOW('T', 212, int) +#define TUNATTACHFILTER _IOW('T', 213, struct sock_fprog) +#define TUNDETACHFILTER _IOW('T', 214, struct sock_fprog) +#define TUNGETVNETHDRSZ _IOR('T', 215, int) +#define TUNSETVNETHDRSZ _IOW('T', 216, int) + +/* TUNSETIFF ifr flags */ +#define IFF_TUN		0x0001 +#define IFF_TAP		0x0002 +#define IFF_NO_PI	0x1000 +#define IFF_ONE_QUEUE	0x2000 +#define IFF_VNET_HDR	0x4000 +#define IFF_TUN_EXCL	0x8000 + +/* Features for GSO (TUNSETOFFLOAD). */ +#define TUN_F_CSUM	0x01	/* You can hand me unchecksummed packets. */ +#define TUN_F_TSO4	0x02	/* I can handle TSO for IPv4 packets */ +#define TUN_F_TSO6	0x04	/* I can handle TSO for IPv6 packets */ +#define TUN_F_TSO_ECN	0x08	/* I can handle TSO with ECN bits. */ +#define TUN_F_UFO	0x10	/* I can handle UFO packets */ + +/* Protocol info prepended to the packets (when IFF_NO_PI is not set) */ +#define TUN_PKT_STRIP	0x0001 +struct tun_pi { +	__u16  flags; +	__be16 proto; +}; + +/* + * Filter spec (used for SETXXFILTER ioctls) + * This stuff is applicable only to the TAP (Ethernet) devices. + * If the count is zero the filter is disabled and the driver accepts + * all packets (promisc mode). + * If the filter is enabled in order to accept broadcast packets + * broadcast addr must be explicitly included in the addr list. + */ +#define TUN_FLT_ALLMULTI 0x0001 /* Accept all multicast packets */ +struct tun_filter { +	__u16  flags; /* TUN_FLT_ flags see above */ +	__u16  count; /* Number of addresses */ +	__u8   addr[0][ETH_ALEN]; +}; + +#endif /* _UAPI__IF_TUN_H */  |