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      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_MAX
    141 };
    142 
    143 
    144 #define IFLA_MAX (__IFLA_MAX - 1)
    145 
    146 /* backwards compatibility for userspace */
    147 #define IFLA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifinfomsg))))
    148 #define IFLA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifinfomsg))
    149 
    150 enum {
    151 	IFLA_INET_UNSPEC,
    152 	IFLA_INET_CONF,
    153 	__IFLA_INET_MAX,
    154 };
    155 
    156 #define IFLA_INET_MAX (__IFLA_INET_MAX - 1)
    157 
    158 /* ifi_flags.
    159 
    160    IFF_* flags.
    161 
    162    The only change is:
    163    IFF_LOOPBACK, IFF_BROADCAST and IFF_POINTOPOINT are
    164    more not changeable by user. They describe link media
    165    characteristics and set by device driver.
    166 
    167    Comments:
    168    - Combination IFF_BROADCAST|IFF_POINTOPOINT is invalid
    169    - If neither of these three flags are set;
    170      the interface is NBMA.
    171 
    172    - IFF_MULTICAST does not mean anything special:
    173    multicasts can be used on all not-NBMA links.
    174    IFF_MULTICAST means that this media uses special encapsulation
    175    for multicast frames. Apparently, all IFF_POINTOPOINT and
    176    IFF_BROADCAST devices are able to use multicasts too.
    177  */
    178 
    179 /* IFLA_LINK.
    180    For usual devices it is equal ifi_index.
    181    If it is a "virtual interface" (f.e. tunnel), ifi_link
    182    can point to real physical interface (f.e. for bandwidth calculations),
    183    or maybe 0, what means, that real media is unknown (usual
    184    for IPIP tunnels, when route to endpoint is allowed to change)
    185  */
    186 
    187 /* Subtype attributes for IFLA_PROTINFO */
    188 enum {
    189 	IFLA_INET6_UNSPEC,
    190 	IFLA_INET6_FLAGS,	/* link flags			*/
    191 	IFLA_INET6_CONF,	/* sysctl parameters		*/
    192 	IFLA_INET6_STATS,	/* statistics			*/
    193 	IFLA_INET6_MCAST,	/* MC things. What of them?	*/
    194 	IFLA_INET6_CACHEINFO,	/* time values and max reasm size */
    195 	IFLA_INET6_ICMP6STATS,	/* statistics (icmpv6)		*/
    196 	__IFLA_INET6_MAX
    197 };
    198 
    199 #define IFLA_INET6_MAX	(__IFLA_INET6_MAX - 1)
    200 
    201 struct ifla_cacheinfo {
    202 	__u32	max_reasm_len;
    203 	__u32	tstamp;		/* ipv6InterfaceTable updated timestamp */
    204 	__u32	reachable_time;
    205 	__u32	retrans_time;
    206 };
    207 
    208 enum {
    209 	IFLA_INFO_UNSPEC,
    210 	IFLA_INFO_KIND,
    211 	IFLA_INFO_DATA,
    212 	IFLA_INFO_XSTATS,
    213 	__IFLA_INFO_MAX,
    214 };
    215 
    216 #define IFLA_INFO_MAX	(__IFLA_INFO_MAX - 1)
    217 
    218 /* VLAN section */
    219 
    220 enum {
    221 	IFLA_VLAN_UNSPEC,
    222 	IFLA_VLAN_ID,
    223 	IFLA_VLAN_FLAGS,
    224 	IFLA_VLAN_EGRESS_QOS,
    225 	IFLA_VLAN_INGRESS_QOS,
    226 	__IFLA_VLAN_MAX,
    227 };
    228 
    229 #define IFLA_VLAN_MAX	(__IFLA_VLAN_MAX - 1)
    230 
    231 struct ifla_vlan_flags {
    232 	__u32	flags;
    233 	__u32	mask;
    234 };
    235 
    236 enum {
    237 	IFLA_VLAN_QOS_UNSPEC,
    238 	IFLA_VLAN_QOS_MAPPING,
    239 	__IFLA_VLAN_QOS_MAX
    240 };
    241 
    242 #define IFLA_VLAN_QOS_MAX	(__IFLA_VLAN_QOS_MAX - 1)
    243 
    244 struct ifla_vlan_qos_mapping {
    245 	__u32 from;
    246 	__u32 to;
    247 };
    248 
    249 /* MACVLAN section */
    250 enum {
    251 	IFLA_MACVLAN_UNSPEC,
    252 	IFLA_MACVLAN_MODE,
    253 	__IFLA_MACVLAN_MAX,
    254 };
    255 
    256 #define IFLA_MACVLAN_MAX (__IFLA_MACVLAN_MAX - 1)
    257 
    258 enum macvlan_mode {
    259 	MACVLAN_MODE_PRIVATE = 1, /* don't talk to other macvlans */
    260 	MACVLAN_MODE_VEPA    = 2, /* talk to other ports through ext bridge */
    261 	MACVLAN_MODE_BRIDGE  = 4, /* talk to bridge ports directly */
    262 	MACVLAN_MODE_PASSTHRU = 8,/* take over the underlying device */
    263 };
    264 
    265 /* SR-IOV virtual function management section */
    266 
    267 enum {
    268 	IFLA_VF_INFO_UNSPEC,
    269 	IFLA_VF_INFO,
    270 	__IFLA_VF_INFO_MAX,
    271 };
    272 
    273 #define IFLA_VF_INFO_MAX (__IFLA_VF_INFO_MAX - 1)
    274 
    275 enum {
    276 	IFLA_VF_UNSPEC,
    277 	IFLA_VF_MAC,		/* Hardware queue specific attributes */
    278 	IFLA_VF_VLAN,
    279 	IFLA_VF_TX_RATE,	/* TX Bandwidth Allocation */
    280 	IFLA_VF_SPOOFCHK,	/* Spoof Checking on/off switch */
    281 	__IFLA_VF_MAX,
    282 };
    283 
    284 #define IFLA_VF_MAX (__IFLA_VF_MAX - 1)
    285 
    286 struct ifla_vf_mac {
    287 	__u32 vf;
    288 	__u8 mac[32]; /* MAX_ADDR_LEN */
    289 };
    290 
    291 struct ifla_vf_vlan {
    292 	__u32 vf;
    293 	__u32 vlan; /* 0 - 4095, 0 disables VLAN filter */
    294 	__u32 qos;
    295 };
    296 
    297 struct ifla_vf_tx_rate {
    298 	__u32 vf;
    299 	__u32 rate; /* Max TX bandwidth in Mbps, 0 disables throttling */
    300 };
    301 
    302 struct ifla_vf_spoofchk {
    303 	__u32 vf;
    304 	__u32 setting;
    305 };
    306 
    307 /* VF ports management section
    308  *
    309  *	Nested layout of set/get msg is:
    310  *
    311  *		[IFLA_NUM_VF]
    312  *		[IFLA_VF_PORTS]
    313  *			[IFLA_VF_PORT]
    314  *				[IFLA_PORT_*], ...
    315  *			[IFLA_VF_PORT]
    316  *				[IFLA_PORT_*], ...
    317  *			...
    318  *		[IFLA_PORT_SELF]
    319  *			[IFLA_PORT_*], ...
    320  */
    321 
    322 enum {
    323 	IFLA_VF_PORT_UNSPEC,
    324 	IFLA_VF_PORT,			/* nest */
    325 	__IFLA_VF_PORT_MAX,
    326 };
    327 
    328 #define IFLA_VF_PORT_MAX (__IFLA_VF_PORT_MAX - 1)
    329 
    330 enum {
    331 	IFLA_PORT_UNSPEC,
    332 	IFLA_PORT_VF,			/* __u32 */
    333 	IFLA_PORT_PROFILE,		/* string */
    334 	IFLA_PORT_VSI_TYPE,		/* 802.1Qbg (pre-)standard VDP */
    335 	IFLA_PORT_INSTANCE_UUID,	/* binary UUID */
    336 	IFLA_PORT_HOST_UUID,		/* binary UUID */
    337 	IFLA_PORT_REQUEST,		/* __u8 */
    338 	IFLA_PORT_RESPONSE,		/* __u16, output only */
    339 	__IFLA_PORT_MAX,
    340 };
    341 
    342 #define IFLA_PORT_MAX (__IFLA_PORT_MAX - 1)
    343 
    344 #define PORT_PROFILE_MAX	40
    345 #define PORT_UUID_MAX		16
    346 #define PORT_SELF_VF		-1
    347 
    348 enum {
    349 	PORT_REQUEST_PREASSOCIATE = 0,
    350 	PORT_REQUEST_PREASSOCIATE_RR,
    351 	PORT_REQUEST_ASSOCIATE,
    352 	PORT_REQUEST_DISASSOCIATE,
    353 };
    354 
    355 enum {
    356 	PORT_VDP_RESPONSE_SUCCESS = 0,
    357 	PORT_VDP_RESPONSE_INVALID_FORMAT,
    358 	PORT_VDP_RESPONSE_INSUFFICIENT_RESOURCES,
    359 	PORT_VDP_RESPONSE_UNUSED_VTID,
    360 	PORT_VDP_RESPONSE_VTID_VIOLATION,
    361 	PORT_VDP_RESPONSE_VTID_VERSION_VIOALTION,
    362 	PORT_VDP_RESPONSE_OUT_OF_SYNC,
    363 	/* 0x08-0xFF reserved for future VDP use */
    364 	PORT_PROFILE_RESPONSE_SUCCESS = 0x100,
    365 	PORT_PROFILE_RESPONSE_INPROGRESS,
    366 	PORT_PROFILE_RESPONSE_INVALID,
    367 	PORT_PROFILE_RESPONSE_BADSTATE,
    368 	PORT_PROFILE_RESPONSE_INSUFFICIENT_RESOURCES,
    369 	PORT_PROFILE_RESPONSE_ERROR,
    370 };
    371 
    372 struct ifla_port_vsi {
    373 	__u8 vsi_mgr_id;
    374 	__u8 vsi_type_id[3];
    375 	__u8 vsi_type_version;
    376 	__u8 pad[3];
    377 };
    378 
    379 #endif /* _LINUX_IF_LINK_H */
    380