132 lines
4.2 KiB
C
132 lines
4.2 KiB
C
/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
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/*
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* Bond several ethernet interfaces into a Cisco, running 'Etherchannel'.
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*
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*
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* Portions are (c) Copyright 1995 Simon "Guru Aleph-Null" Janes
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* NCM: Network and Communications Management, Inc.
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*
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* BUT, I'm the one who modified it for ethernet, so:
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* (c) Copyright 1999, Thomas Davis, tadavis@lbl.gov
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*
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* This software may be used and distributed according to the terms
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* of the GNU Public License, incorporated herein by reference.
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*
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* 2003/03/18 - Amir Noam <amir.noam at intel dot com>
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* - Added support for getting slave's speed and duplex via ethtool.
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* Needed for 802.3ad and other future modes.
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*
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* 2003/03/18 - Tsippy Mendelson <tsippy.mendelson at intel dot com> and
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* Shmulik Hen <shmulik.hen at intel dot com>
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* - Enable support of modes that need to use the unique mac address of
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* each slave.
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*
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* 2003/03/18 - Tsippy Mendelson <tsippy.mendelson at intel dot com> and
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* Amir Noam <amir.noam at intel dot com>
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* - Moved driver's private data types to bonding.h
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*
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* 2003/03/18 - Amir Noam <amir.noam at intel dot com>,
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* Tsippy Mendelson <tsippy.mendelson at intel dot com> and
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* Shmulik Hen <shmulik.hen at intel dot com>
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* - Added support for IEEE 802.3ad Dynamic link aggregation mode.
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*
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* 2003/05/01 - Amir Noam <amir.noam at intel dot com>
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* - Added ABI version control to restore compatibility between
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* new/old ifenslave and new/old bonding.
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*
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* 2003/12/01 - Shmulik Hen <shmulik.hen at intel dot com>
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* - Code cleanup and style changes
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*
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* 2005/05/05 - Jason Gabler <jygabler at lbl dot gov>
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* - added definitions for various XOR hashing policies
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*/
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#ifndef _LINUX_IF_BONDING_H
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#define _LINUX_IF_BONDING_H
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#include <linux/if.h>
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#include <linux/types.h>
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#include <linux/if_ether.h>
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/* userland - kernel ABI version (2003/05/08) */
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#define BOND_ABI_VERSION 2
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/*
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* We can remove these ioctl definitions in 2.5. People should use the
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* SIOC*** versions of them instead
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*/
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#define BOND_ENSLAVE_OLD (SIOCDEVPRIVATE)
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#define BOND_RELEASE_OLD (SIOCDEVPRIVATE + 1)
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#define BOND_SETHWADDR_OLD (SIOCDEVPRIVATE + 2)
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#define BOND_SLAVE_INFO_QUERY_OLD (SIOCDEVPRIVATE + 11)
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#define BOND_INFO_QUERY_OLD (SIOCDEVPRIVATE + 12)
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#define BOND_CHANGE_ACTIVE_OLD (SIOCDEVPRIVATE + 13)
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#define BOND_CHECK_MII_STATUS (SIOCGMIIPHY)
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#define BOND_MODE_ROUNDROBIN 0
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#define BOND_MODE_ACTIVEBACKUP 1
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#define BOND_MODE_XOR 2
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#define BOND_MODE_BROADCAST 3
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#define BOND_MODE_8023AD 4
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#define BOND_MODE_TLB 5
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#define BOND_MODE_ALB 6 /* TLB + RLB (receive load balancing) */
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/* each slave's link has 4 states */
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#define BOND_LINK_UP 0 /* link is up and running */
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#define BOND_LINK_FAIL 1 /* link has just gone down */
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#define BOND_LINK_DOWN 2 /* link has been down for too long time */
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#define BOND_LINK_BACK 3 /* link is going back */
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/* each slave has several states */
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#define BOND_STATE_ACTIVE 0 /* link is active */
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#define BOND_STATE_BACKUP 1 /* link is backup */
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#define BOND_DEFAULT_MAX_BONDS 1 /* Default maximum number of devices to support */
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#define BOND_DEFAULT_TX_QUEUES 16 /* Default number of tx queues per device */
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#define BOND_DEFAULT_RESEND_IGMP 1 /* Default number of IGMP membership reports */
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/* hashing types */
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#define BOND_XMIT_POLICY_LAYER2 0 /* layer 2 (MAC only), default */
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#define BOND_XMIT_POLICY_LAYER34 1 /* layer 3+4 (IP ^ (TCP || UDP)) */
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#define BOND_XMIT_POLICY_LAYER23 2 /* layer 2+3 (IP ^ MAC) */
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#define BOND_XMIT_POLICY_ENCAP23 3 /* encapsulated layer 2+3 */
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#define BOND_XMIT_POLICY_ENCAP34 4 /* encapsulated layer 3+4 */
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typedef struct ifbond {
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__s32 bond_mode;
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__s32 num_slaves;
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__s32 miimon;
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} ifbond;
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typedef struct ifslave {
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__s32 slave_id; /* Used as an IN param to the BOND_SLAVE_INFO_QUERY ioctl */
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char slave_name[IFNAMSIZ];
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__s8 link;
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__s8 state;
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__u32 link_failure_count;
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} ifslave;
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struct ad_info {
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__u16 aggregator_id;
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__u16 ports;
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__u16 actor_key;
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__u16 partner_key;
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__u8 partner_system[ETH_ALEN];
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};
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#endif /* _LINUX_IF_BONDING_H */
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/*
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* Local variables:
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* version-control: t
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* kept-new-versions: 5
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* c-indent-level: 8
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* c-basic-offset: 8
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* tab-width: 8
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* End:
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*/
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