1 #ifndef _LINUX_IF_LINK_H
2 #define _LINUX_IF_LINK_H
3 
4 #include <linux/types.h>
5 #include <linux/netlink.h>
6 
7 /* This struct should be in sync with struct rtnl_link_stats64 */
8 struct rtnl_link_stats {
9 	__u32	rx_packets;		/* total packets received	*/
10 	__u32	tx_packets;		/* total packets transmitted	*/
11 	__u32	rx_bytes;		/* total bytes received 	*/
12 	__u32	tx_bytes;		/* total bytes transmitted	*/
13 	__u32	rx_errors;		/* bad packets received		*/
14 	__u32	tx_errors;		/* packet transmit problems	*/
15 	__u32	rx_dropped;		/* no space in linux buffers	*/
16 	__u32	tx_dropped;		/* no space available in linux	*/
17 	__u32	multicast;		/* multicast packets received	*/
18 	__u32	collisions;
19 
20 	/* detailed rx_errors: */
21 	__u32	rx_length_errors;
22 	__u32	rx_over_errors;		/* receiver ring buff overflow	*/
23 	__u32	rx_crc_errors;		/* recved pkt with crc error	*/
24 	__u32	rx_frame_errors;	/* recv'd frame alignment error */
25 	__u32	rx_fifo_errors;		/* recv'r fifo overrun		*/
26 	__u32	rx_missed_errors;	/* receiver missed packet	*/
27 
28 	/* detailed tx_errors */
29 	__u32	tx_aborted_errors;
30 	__u32	tx_carrier_errors;
31 	__u32	tx_fifo_errors;
32 	__u32	tx_heartbeat_errors;
33 	__u32	tx_window_errors;
34 
35 	/* for cslip etc */
36 	__u32	rx_compressed;
37 	__u32	tx_compressed;
38 };
39 
40 /* The main device statistics structure */
41 struct rtnl_link_stats64 {
42 	__u64	rx_packets;		/* total packets received	*/
43 	__u64	tx_packets;		/* total packets transmitted	*/
44 	__u64	rx_bytes;		/* total bytes received 	*/
45 	__u64	tx_bytes;		/* total bytes transmitted	*/
46 	__u64	rx_errors;		/* bad packets received		*/
47 	__u64	tx_errors;		/* packet transmit problems	*/
48 	__u64	rx_dropped;		/* no space in linux buffers	*/
49 	__u64	tx_dropped;		/* no space available in linux	*/
50 	__u64	multicast;		/* multicast packets received	*/
51 	__u64	collisions;
52 
53 	/* detailed rx_errors: */
54 	__u64	rx_length_errors;
55 	__u64	rx_over_errors;		/* receiver ring buff overflow	*/
56 	__u64	rx_crc_errors;		/* recved pkt with crc error	*/
57 	__u64	rx_frame_errors;	/* recv'd frame alignment error */
58 	__u64	rx_fifo_errors;		/* recv'r fifo overrun		*/
59 	__u64	rx_missed_errors;	/* receiver missed packet	*/
60 
61 	/* detailed tx_errors */
62 	__u64	tx_aborted_errors;
63 	__u64	tx_carrier_errors;
64 	__u64	tx_fifo_errors;
65 	__u64	tx_heartbeat_errors;
66 	__u64	tx_window_errors;
67 
68 	/* for cslip etc */
69 	__u64	rx_compressed;
70 	__u64	tx_compressed;
71 };
72 
73 /* The struct should be in sync with struct ifmap */
74 struct rtnl_link_ifmap {
75 	__u64	mem_start;
76 	__u64	mem_end;
77 	__u64	base_addr;
78 	__u16	irq;
79 	__u8	dma;
80 	__u8	port;
81 };
82 
83 /*
84  * IFLA_AF_SPEC
85  *   Contains nested attributes for address family specific attributes.
86  *   Each address family may create a attribute with the address family
87  *   number as type and create its own attribute structure in it.
88  *
89  *   Example:
90  *   [IFLA_AF_SPEC] = {
91  *       [AF_INET] = {
92  *           [IFLA_INET_CONF] = ...,
93  *       },
94  *       [AF_INET6] = {
95  *           [IFLA_INET6_FLAGS] = ...,
96  *           [IFLA_INET6_CONF] = ...,
97  *       }
98  *   }
99  */
100 
101 enum {
102 	IFLA_UNSPEC,
103 	IFLA_ADDRESS,
104 	IFLA_BROADCAST,
105 	IFLA_IFNAME,
106 	IFLA_MTU,
107 	IFLA_LINK,
108 	IFLA_QDISC,
109 	IFLA_STATS,
110 	IFLA_COST,
111 #define IFLA_COST IFLA_COST
112 	IFLA_PRIORITY,
113 #define IFLA_PRIORITY IFLA_PRIORITY
114 	IFLA_MASTER,
115 #define IFLA_MASTER IFLA_MASTER
116 	IFLA_WIRELESS,		/* Wireless Extension event - see wireless.h */
117 #define IFLA_WIRELESS IFLA_WIRELESS
118 	IFLA_PROTINFO,		/* Protocol specific information for a link */
119 #define IFLA_PROTINFO IFLA_PROTINFO
120 	IFLA_TXQLEN,
121 #define IFLA_TXQLEN IFLA_TXQLEN
122 	IFLA_MAP,
123 #define IFLA_MAP IFLA_MAP
124 	IFLA_WEIGHT,
125 #define IFLA_WEIGHT IFLA_WEIGHT
126 	IFLA_OPERSTATE,
127 	IFLA_LINKMODE,
128 	IFLA_LINKINFO,
129 #define IFLA_LINKINFO IFLA_LINKINFO
130 	IFLA_NET_NS_PID,
131 	IFLA_IFALIAS,
132 	IFLA_NUM_VF,		/* Number of VFs if device is SR-IOV PF */
133 	IFLA_VFINFO_LIST,
134 	IFLA_STATS64,
135 	IFLA_VF_PORTS,
136 	IFLA_PORT_SELF,
137 	IFLA_AF_SPEC,
138 	IFLA_GROUP,		/* Group the device belongs to */
139 	IFLA_NET_NS_FD,
140 	IFLA_EXT_MASK,		/* Extended info mask, VFs, etc */
141 	__IFLA_MAX
142 };
143 
144 
145 #define IFLA_MAX (__IFLA_MAX - 1)
146 
147 /* backwards compatibility for userspace */
148 #ifndef __KERNEL__
149 #define IFLA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifinfomsg))))
150 #define IFLA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifinfomsg))
151 #endif
152 
153 enum {
154 	IFLA_INET_UNSPEC,
155 	IFLA_INET_CONF,
156 	__IFLA_INET_MAX,
157 };
158 
159 #define IFLA_INET_MAX (__IFLA_INET_MAX - 1)
160 
161 /* ifi_flags.
162 
163    IFF_* flags.
164 
165    The only change is:
166    IFF_LOOPBACK, IFF_BROADCAST and IFF_POINTOPOINT are
167    more not changeable by user. They describe link media
168    characteristics and set by device driver.
169 
170    Comments:
171    - Combination IFF_BROADCAST|IFF_POINTOPOINT is invalid
172    - If neither of these three flags are set;
173      the interface is NBMA.
174 
175    - IFF_MULTICAST does not mean anything special:
176    multicasts can be used on all not-NBMA links.
177    IFF_MULTICAST means that this media uses special encapsulation
178    for multicast frames. Apparently, all IFF_POINTOPOINT and
179    IFF_BROADCAST devices are able to use multicasts too.
180  */
181 
182 /* IFLA_LINK.
183    For usual devices it is equal ifi_index.
184    If it is a "virtual interface" (f.e. tunnel), ifi_link
185    can point to real physical interface (f.e. for bandwidth calculations),
186    or maybe 0, what means, that real media is unknown (usual
187    for IPIP tunnels, when route to endpoint is allowed to change)
188  */
189 
190 /* Subtype attributes for IFLA_PROTINFO */
191 enum {
192 	IFLA_INET6_UNSPEC,
193 	IFLA_INET6_FLAGS,	/* link flags			*/
194 	IFLA_INET6_CONF,	/* sysctl parameters		*/
195 	IFLA_INET6_STATS,	/* statistics			*/
196 	IFLA_INET6_MCAST,	/* MC things. What of them?	*/
197 	IFLA_INET6_CACHEINFO,	/* time values and max reasm size */
198 	IFLA_INET6_ICMP6STATS,	/* statistics (icmpv6)		*/
199 	__IFLA_INET6_MAX
200 };
201 
202 #define IFLA_INET6_MAX	(__IFLA_INET6_MAX - 1)
203 
204 struct ifla_cacheinfo {
205 	__u32	max_reasm_len;
206 	__u32	tstamp;		/* ipv6InterfaceTable updated timestamp */
207 	__u32	reachable_time;
208 	__u32	retrans_time;
209 };
210 
211 enum {
212 	IFLA_INFO_UNSPEC,
213 	IFLA_INFO_KIND,
214 	IFLA_INFO_DATA,
215 	IFLA_INFO_XSTATS,
216 	__IFLA_INFO_MAX,
217 };
218 
219 #define IFLA_INFO_MAX	(__IFLA_INFO_MAX - 1)
220 
221 /* VLAN section */
222 
223 enum {
224 	IFLA_VLAN_UNSPEC,
225 	IFLA_VLAN_ID,
226 	IFLA_VLAN_FLAGS,
227 	IFLA_VLAN_EGRESS_QOS,
228 	IFLA_VLAN_INGRESS_QOS,
229 	__IFLA_VLAN_MAX,
230 };
231 
232 #define IFLA_VLAN_MAX	(__IFLA_VLAN_MAX - 1)
233 
234 struct ifla_vlan_flags {
235 	__u32	flags;
236 	__u32	mask;
237 };
238 
239 enum {
240 	IFLA_VLAN_QOS_UNSPEC,
241 	IFLA_VLAN_QOS_MAPPING,
242 	__IFLA_VLAN_QOS_MAX
243 };
244 
245 #define IFLA_VLAN_QOS_MAX	(__IFLA_VLAN_QOS_MAX - 1)
246 
247 struct ifla_vlan_qos_mapping {
248 	__u32 from;
249 	__u32 to;
250 };
251 
252 /* MACVLAN section */
253 enum {
254 	IFLA_MACVLAN_UNSPEC,
255 	IFLA_MACVLAN_MODE,
256 	__IFLA_MACVLAN_MAX,
257 };
258 
259 #define IFLA_MACVLAN_MAX (__IFLA_MACVLAN_MAX - 1)
260 
261 enum macvlan_mode {
262 	MACVLAN_MODE_PRIVATE = 1, /* don't talk to other macvlans */
263 	MACVLAN_MODE_VEPA    = 2, /* talk to other ports through ext bridge */
264 	MACVLAN_MODE_BRIDGE  = 4, /* talk to bridge ports directly */
265 	MACVLAN_MODE_PASSTHRU = 8,/* take over the underlying device */
266 };
267 
268 /* SR-IOV virtual function management section */
269 
270 enum {
271 	IFLA_VF_INFO_UNSPEC,
272 	IFLA_VF_INFO,
273 	__IFLA_VF_INFO_MAX,
274 };
275 
276 #define IFLA_VF_INFO_MAX (__IFLA_VF_INFO_MAX - 1)
277 
278 enum {
279 	IFLA_VF_UNSPEC,
280 	IFLA_VF_MAC,		/* Hardware queue specific attributes */
281 	IFLA_VF_VLAN,
282 	IFLA_VF_TX_RATE,	/* TX Bandwidth Allocation */
283 	IFLA_VF_SPOOFCHK,	/* Spoof Checking on/off switch */
284 	__IFLA_VF_MAX,
285 };
286 
287 #define IFLA_VF_MAX (__IFLA_VF_MAX - 1)
288 
289 struct ifla_vf_mac {
290 	__u32 vf;
291 	__u8 mac[32]; /* MAX_ADDR_LEN */
292 };
293 
294 struct ifla_vf_vlan {
295 	__u32 vf;
296 	__u32 vlan; /* 0 - 4095, 0 disables VLAN filter */
297 	__u32 qos;
298 };
299 
300 struct ifla_vf_tx_rate {
301 	__u32 vf;
302 	__u32 rate; /* Max TX bandwidth in Mbps, 0 disables throttling */
303 };
304 
305 struct ifla_vf_spoofchk {
306 	__u32 vf;
307 	__u32 setting;
308 };
309 #ifdef __KERNEL__
310 
311 /* We don't want this structure exposed to user space */
312 struct ifla_vf_info {
313 	__u32 vf;
314 	__u8 mac[32];
315 	__u32 vlan;
316 	__u32 qos;
317 	__u32 tx_rate;
318 	__u32 spoofchk;
319 };
320 #endif
321 
322 /* VF ports management section
323  *
324  *	Nested layout of set/get msg is:
325  *
326  *		[IFLA_NUM_VF]
327  *		[IFLA_VF_PORTS]
328  *			[IFLA_VF_PORT]
329  *				[IFLA_PORT_*], ...
330  *			[IFLA_VF_PORT]
331  *				[IFLA_PORT_*], ...
332  *			...
333  *		[IFLA_PORT_SELF]
334  *			[IFLA_PORT_*], ...
335  */
336 
337 enum {
338 	IFLA_VF_PORT_UNSPEC,
339 	IFLA_VF_PORT,			/* nest */
340 	__IFLA_VF_PORT_MAX,
341 };
342 
343 #define IFLA_VF_PORT_MAX (__IFLA_VF_PORT_MAX - 1)
344 
345 enum {
346 	IFLA_PORT_UNSPEC,
347 	IFLA_PORT_VF,			/* __u32 */
348 	IFLA_PORT_PROFILE,		/* string */
349 	IFLA_PORT_VSI_TYPE,		/* 802.1Qbg (pre-)standard VDP */
350 	IFLA_PORT_INSTANCE_UUID,	/* binary UUID */
351 	IFLA_PORT_HOST_UUID,		/* binary UUID */
352 	IFLA_PORT_REQUEST,		/* __u8 */
353 	IFLA_PORT_RESPONSE,		/* __u16, output only */
354 	__IFLA_PORT_MAX,
355 };
356 
357 #define IFLA_PORT_MAX (__IFLA_PORT_MAX - 1)
358 
359 #define PORT_PROFILE_MAX	40
360 #define PORT_UUID_MAX		16
361 #define PORT_SELF_VF		-1
362 
363 enum {
364 	PORT_REQUEST_PREASSOCIATE = 0,
365 	PORT_REQUEST_PREASSOCIATE_RR,
366 	PORT_REQUEST_ASSOCIATE,
367 	PORT_REQUEST_DISASSOCIATE,
368 };
369 
370 enum {
371 	PORT_VDP_RESPONSE_SUCCESS = 0,
372 	PORT_VDP_RESPONSE_INVALID_FORMAT,
373 	PORT_VDP_RESPONSE_INSUFFICIENT_RESOURCES,
374 	PORT_VDP_RESPONSE_UNUSED_VTID,
375 	PORT_VDP_RESPONSE_VTID_VIOLATION,
376 	PORT_VDP_RESPONSE_VTID_VERSION_VIOALTION,
377 	PORT_VDP_RESPONSE_OUT_OF_SYNC,
378 	/* 0x08-0xFF reserved for future VDP use */
379 	PORT_PROFILE_RESPONSE_SUCCESS = 0x100,
380 	PORT_PROFILE_RESPONSE_INPROGRESS,
381 	PORT_PROFILE_RESPONSE_INVALID,
382 	PORT_PROFILE_RESPONSE_BADSTATE,
383 	PORT_PROFILE_RESPONSE_INSUFFICIENT_RESOURCES,
384 	PORT_PROFILE_RESPONSE_ERROR,
385 };
386 
387 struct ifla_port_vsi {
388 	__u8 vsi_mgr_id;
389 	__u8 vsi_type_id[3];
390 	__u8 vsi_type_version;
391 	__u8 pad[3];
392 };
393 
394 #endif /* _LINUX_IF_LINK_H */
395