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-rw-r--r--include/uapi/linux/if.h213
1 files changed, 161 insertions, 52 deletions
diff --git a/include/uapi/linux/if.h b/include/uapi/linux/if.h
index d758163b0e43..42ec87994cf6 100644
--- a/include/uapi/linux/if.h
+++ b/include/uapi/linux/if.h
@@ -27,64 +27,173 @@
27#define IFALIASZ 256 27#define IFALIASZ 256
28#include <linux/hdlc/ioctl.h> 28#include <linux/hdlc/ioctl.h>
29 29
30/* Standard interface flags (netdevice->flags). */ 30/**
31#define IFF_UP 0x1 /* interface is up */ 31 * enum net_device_flags - &struct net_device flags
32#define IFF_BROADCAST 0x2 /* broadcast address valid */ 32 *
33#define IFF_DEBUG 0x4 /* turn on debugging */ 33 * These are the &struct net_device flags, they can be set by drivers, the
34#define IFF_LOOPBACK 0x8 /* is a loopback net */ 34 * kernel and some can be triggered by userspace. Userspace can query and
35#define IFF_POINTOPOINT 0x10 /* interface is has p-p link */ 35 * set these flags using userspace utilities but there is also a sysfs
36#define IFF_NOTRAILERS 0x20 /* avoid use of trailers */ 36 * entry available for all dev flags which can be queried and set. These flags
37#define IFF_RUNNING 0x40 /* interface RFC2863 OPER_UP */ 37 * are shared for all types of net_devices. The sysfs entries are available
38#define IFF_NOARP 0x80 /* no ARP protocol */ 38 * via /sys/class/net/<dev>/flags. Flags which can be toggled through sysfs
39#define IFF_PROMISC 0x100 /* receive all packets */ 39 * are annotated below, note that only a few flags can be toggled and some
40#define IFF_ALLMULTI 0x200 /* receive all multicast packets*/ 40 * other flags are always always preserved from the original net_device flags
41 41 * even if you try to set them via sysfs. Flags which are always preserved
42#define IFF_MASTER 0x400 /* master of a load balancer */ 42 * are kept under the flag grouping @IFF_VOLATILE. Flags which are volatile
43#define IFF_SLAVE 0x800 /* slave of a load balancer */ 43 * are annotated below as such.
44 44 *
45#define IFF_MULTICAST 0x1000 /* Supports multicast */ 45 * You should have a pretty good reason to be extending these flags.
46 46 *
47#define IFF_PORTSEL 0x2000 /* can set media type */ 47 * @IFF_UP: interface is up. Can be toggled through sysfs.
48#define IFF_AUTOMEDIA 0x4000 /* auto media select active */ 48 * @IFF_BROADCAST: broadcast address valid. Volatile.
49#define IFF_DYNAMIC 0x8000 /* dialup device with changing addresses*/ 49 * @IFF_DEBUG: turn on debugging. Can be toggled through sysfs.
50 50 * @IFF_LOOPBACK: is a loopback net. Volatile.
51#define IFF_LOWER_UP 0x10000 /* driver signals L1 up */ 51 * @IFF_POINTOPOINT: interface is has p-p link. Volatile.
52#define IFF_DORMANT 0x20000 /* driver signals dormant */ 52 * @IFF_NOTRAILERS: avoid use of trailers. Can be toggled through sysfs.
53 * Volatile.
54 * @IFF_RUNNING: interface RFC2863 OPER_UP. Volatile.
55 * @IFF_NOARP: no ARP protocol. Can be toggled through sysfs. Volatile.
56 * @IFF_PROMISC: receive all packets. Can be toggled through sysfs.
57 * @IFF_ALLMULTI: receive all multicast packets. Can be toggled through
58 * sysfs.
59 * @IFF_MASTER: master of a load balancer. Volatile.
60 * @IFF_SLAVE: slave of a load balancer. Volatile.
61 * @IFF_MULTICAST: Supports multicast. Can be toggled through sysfs.
62 * @IFF_PORTSEL: can set media type. Can be toggled through sysfs.
63 * @IFF_AUTOMEDIA: auto media select active. Can be toggled through sysfs.
64 * @IFF_DYNAMIC: dialup device with changing addresses. Can be toggled
65 * through sysfs.
66 * @IFF_LOWER_UP: driver signals L1 up. Volatile.
67 * @IFF_DORMANT: driver signals dormant. Volatile.
68 * @IFF_ECHO: echo sent packets. Volatile.
69 */
70enum net_device_flags {
71 IFF_UP = 1<<0, /* sysfs */
72 IFF_BROADCAST = 1<<1, /* volatile */
73 IFF_DEBUG = 1<<2, /* sysfs */
74 IFF_LOOPBACK = 1<<3, /* volatile */
75 IFF_POINTOPOINT = 1<<4, /* volatile */
76 IFF_NOTRAILERS = 1<<5, /* sysfs */
77 IFF_RUNNING = 1<<6, /* volatile */
78 IFF_NOARP = 1<<7, /* sysfs */
79 IFF_PROMISC = 1<<8, /* sysfs */
80 IFF_ALLMULTI = 1<<9, /* sysfs */
81 IFF_MASTER = 1<<10, /* volatile */
82 IFF_SLAVE = 1<<11, /* volatile */
83 IFF_MULTICAST = 1<<12, /* sysfs */
84 IFF_PORTSEL = 1<<13, /* sysfs */
85 IFF_AUTOMEDIA = 1<<14, /* sysfs */
86 IFF_DYNAMIC = 1<<15, /* sysfs */
87 IFF_LOWER_UP = 1<<16, /* volatile */
88 IFF_DORMANT = 1<<17, /* volatile */
89 IFF_ECHO = 1<<18, /* volatile */
90};
53 91
54#define IFF_ECHO 0x40000 /* echo sent packets */ 92#define IFF_UP IFF_UP
93#define IFF_BROADCAST IFF_BROADCAST
94#define IFF_DEBUG IFF_DEBUG
95#define IFF_LOOPBACK IFF_LOOPBACK
96#define IFF_POINTOPOINT IFF_POINTOPOINT
97#define IFF_NOTRAILERS IFF_NOTRAILERS
98#define IFF_RUNNING IFF_RUNNING
99#define IFF_NOARP IFF_NOARP
100#define IFF_PROMISC IFF_PROMISC
101#define IFF_ALLMULTI IFF_ALLMULTI
102#define IFF_MASTER IFF_MASTER
103#define IFF_SLAVE IFF_SLAVE
104#define IFF_MULTICAST IFF_MULTICAST
105#define IFF_PORTSEL IFF_PORTSEL
106#define IFF_AUTOMEDIA IFF_AUTOMEDIA
107#define IFF_DYNAMIC IFF_DYNAMIC
108#define IFF_LOWER_UP IFF_LOWER_UP
109#define IFF_DORMANT IFF_DORMANT
110#define IFF_ECHO IFF_ECHO
55 111
56#define IFF_VOLATILE (IFF_LOOPBACK|IFF_POINTOPOINT|IFF_BROADCAST|IFF_ECHO|\ 112#define IFF_VOLATILE (IFF_LOOPBACK|IFF_POINTOPOINT|IFF_BROADCAST|IFF_ECHO|\
57 IFF_MASTER|IFF_SLAVE|IFF_RUNNING|IFF_LOWER_UP|IFF_DORMANT) 113 IFF_MASTER|IFF_SLAVE|IFF_RUNNING|IFF_LOWER_UP|IFF_DORMANT)
58 114
59/* Private (from user) interface flags (netdevice->priv_flags). */ 115/**
60#define IFF_802_1Q_VLAN 0x1 /* 802.1Q VLAN device. */ 116 * enum net_device_priv_flags - &struct net_device priv_flags
61#define IFF_EBRIDGE 0x2 /* Ethernet bridging device. */ 117 *
62#define IFF_SLAVE_INACTIVE 0x4 /* bonding slave not the curr. active */ 118 * These are the &struct net_device, they are only set internally
63#define IFF_MASTER_8023AD 0x8 /* bonding master, 802.3ad. */ 119 * by drivers and used in the kernel. These flags are invisible to
64#define IFF_MASTER_ALB 0x10 /* bonding master, balance-alb. */ 120 * userspace, this means that the order of these flags can change
65#define IFF_BONDING 0x20 /* bonding master or slave */ 121 * during any kernel release.
66#define IFF_SLAVE_NEEDARP 0x40 /* need ARPs for validation */ 122 *
67#define IFF_ISATAP 0x80 /* ISATAP interface (RFC4214) */ 123 * You should have a pretty good reason to be extending these flags.
68#define IFF_MASTER_ARPMON 0x100 /* bonding master, ARP mon in use */ 124 *
69#define IFF_WAN_HDLC 0x200 /* WAN HDLC device */ 125 * @IFF_802_1Q_VLAN: 802.1Q VLAN device
70#define IFF_XMIT_DST_RELEASE 0x400 /* dev_hard_start_xmit() is allowed to 126 * @IFF_EBRIDGE: Ethernet bridging device
71 * release skb->dst 127 * @IFF_SLAVE_INACTIVE: bonding slave not the curr. active
72 */ 128 * @IFF_MASTER_8023AD: bonding master, 802.3ad
73#define IFF_DONT_BRIDGE 0x800 /* disallow bridging this ether dev */ 129 * @IFF_MASTER_ALB: bonding master, balance-alb
74#define IFF_DISABLE_NETPOLL 0x1000 /* disable netpoll at run-time */ 130 * @IFF_BONDING: bonding master or slave
75#define IFF_MACVLAN_PORT 0x2000 /* device used as macvlan port */ 131 * @IFF_SLAVE_NEEDARP: need ARPs for validation
76#define IFF_BRIDGE_PORT 0x4000 /* device used as bridge port */ 132 * @IFF_ISATAP: ISATAP interface (RFC4214)
77#define IFF_OVS_DATAPATH 0x8000 /* device used as Open vSwitch 133 * @IFF_MASTER_ARPMON: bonding master, ARP mon in use
78 * datapath port */ 134 * @IFF_WAN_HDLC: WAN HDLC device
79#define IFF_TX_SKB_SHARING 0x10000 /* The interface supports sharing 135 * @IFF_XMIT_DST_RELEASE: dev_hard_start_xmit() is allowed to
80 * skbs on transmit */ 136 * release skb->dst
81#define IFF_UNICAST_FLT 0x20000 /* Supports unicast filtering */ 137 * @IFF_DONT_BRIDGE: disallow bridging this ether dev
82#define IFF_TEAM_PORT 0x40000 /* device used as team port */ 138 * @IFF_DISABLE_NETPOLL: disable netpoll at run-time
83#define IFF_SUPP_NOFCS 0x80000 /* device supports sending custom FCS */ 139 * @IFF_MACVLAN_PORT: device used as macvlan port
84#define IFF_LIVE_ADDR_CHANGE 0x100000 /* device supports hardware address 140 * @IFF_BRIDGE_PORT: device used as bridge port
85 * change when it's running */ 141 * @IFF_OVS_DATAPATH: device used as Open vSwitch datapath port
86#define IFF_MACVLAN 0x200000 /* Macvlan device */ 142 * @IFF_TX_SKB_SHARING: The interface supports sharing skbs on transmit
143 * @IFF_UNICAST_FLT: Supports unicast filtering
144 * @IFF_TEAM_PORT: device used as team port
145 * @IFF_SUPP_NOFCS: device supports sending custom FCS
146 * @IFF_LIVE_ADDR_CHANGE: device supports hardware address
147 * change when it's running
148 * @IFF_MACVLAN: Macvlan device
149 */
150enum netdev_priv_flags {
151 IFF_802_1Q_VLAN = 1<<0,
152 IFF_EBRIDGE = 1<<1,
153 IFF_SLAVE_INACTIVE = 1<<2,
154 IFF_MASTER_8023AD = 1<<3,
155 IFF_MASTER_ALB = 1<<4,
156 IFF_BONDING = 1<<5,
157 IFF_SLAVE_NEEDARP = 1<<6,
158 IFF_ISATAP = 1<<7,
159 IFF_MASTER_ARPMON = 1<<8,
160 IFF_WAN_HDLC = 1<<9,
161 IFF_XMIT_DST_RELEASE = 1<<10,
162 IFF_DONT_BRIDGE = 1<<11,
163 IFF_DISABLE_NETPOLL = 1<<12,
164 IFF_MACVLAN_PORT = 1<<13,
165 IFF_BRIDGE_PORT = 1<<14,
166 IFF_OVS_DATAPATH = 1<<15,
167 IFF_TX_SKB_SHARING = 1<<16,
168 IFF_UNICAST_FLT = 1<<17,
169 IFF_TEAM_PORT = 1<<18,
170 IFF_SUPP_NOFCS = 1<<19,
171 IFF_LIVE_ADDR_CHANGE = 1<<20,
172 IFF_MACVLAN = 1<<21,
173};
87 174
175#define IFF_802_1Q_VLAN IFF_802_1Q_VLAN
176#define IFF_EBRIDGE IFF_EBRIDGE
177#define IFF_SLAVE_INACTIVE IFF_SLAVE_INACTIVE
178#define IFF_MASTER_8023AD IFF_MASTER_8023AD
179#define IFF_MASTER_ALB IFF_MASTER_ALB
180#define IFF_BONDING IFF_BONDING
181#define IFF_SLAVE_NEEDARP IFF_SLAVE_NEEDARP
182#define IFF_ISATAP IFF_ISATAP
183#define IFF_MASTER_ARPMON IFF_MASTER_ARPMON
184#define IFF_WAN_HDLC IFF_WAN_HDLC
185#define IFF_XMIT_DST_RELEASE IFF_XMIT_DST_RELEASE
186#define IFF_DONT_BRIDGE IFF_DONT_BRIDGE
187#define IFF_DISABLE_NETPOLL IFF_DISABLE_NETPOLL
188#define IFF_MACVLAN_PORT IFF_MACVLAN_PORT
189#define IFF_BRIDGE_PORT IFF_BRIDGE_PORT
190#define IFF_OVS_DATAPATH IFF_OVS_DATAPATH
191#define IFF_TX_SKB_SHARING IFF_TX_SKB_SHARING
192#define IFF_UNICAST_FLT IFF_UNICAST_FLT
193#define IFF_TEAM_PORT IFF_TEAM_PORT
194#define IFF_SUPP_NOFCS IFF_SUPP_NOFCS
195#define IFF_LIVE_ADDR_CHANGE IFF_LIVE_ADDR_CHANGE
196#define IFF_MACVLAN IFF_MACVLAN
88 197
89#define IF_GET_IFACE 0x0001 /* for querying only */ 198#define IF_GET_IFACE 0x0001 /* for querying only */
90#define IF_GET_PROTO 0x0002 199#define IF_GET_PROTO 0x0002
generated by cgit v1.2.2 (git 2.25.0) at 2026-05-30 17:26:36 -0400