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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_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 #define IFLA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifinfomsg))))
    149 #define IFLA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifinfomsg))
    150 
    151 enum {
    152 	IFLA_INET_UNSPEC,
    153 	IFLA_INET_CONF,
    154 	__IFLA_INET_MAX,
    155 };
    156 
    157 #define IFLA_INET_MAX (__IFLA_INET_MAX - 1)
    158 
    159 /* ifi_flags.
    160 
    161    IFF_* flags.
    162 
    163    The only change is:
    164    IFF_LOOPBACK, IFF_BROADCAST and IFF_POINTOPOINT are
    165    more not changeable by user. They describe link media
    166    characteristics and set by device driver.
    167 
    168    Comments:
    169    - Combination IFF_BROADCAST|IFF_POINTOPOINT is invalid
    170    - If neither of these three flags are set;
    171      the interface is NBMA.
    172 
    173    - IFF_MULTICAST does not mean anything special:
    174    multicasts can be used on all not-NBMA links.
    175    IFF_MULTICAST means that this media uses special encapsulation
    176    for multicast frames. Apparently, all IFF_POINTOPOINT and
    177    IFF_BROADCAST devices are able to use multicasts too.
    178  */
    179 
    180 /* IFLA_LINK.
    181    For usual devices it is equal ifi_index.
    182    If it is a "virtual interface" (f.e. tunnel), ifi_link
    183    can point to real physical interface (f.e. for bandwidth calculations),
    184    or maybe 0, what means, that real media is unknown (usual
    185    for IPIP tunnels, when route to endpoint is allowed to change)
    186  */
    187 
    188 /* Subtype attributes for IFLA_PROTINFO */
    189 enum {
    190 	IFLA_INET6_UNSPEC,
    191 	IFLA_INET6_FLAGS,	/* link flags			*/
    192 	IFLA_INET6_CONF,	/* sysctl parameters		*/
    193 	IFLA_INET6_STATS,	/* statistics			*/
    194 	IFLA_INET6_MCAST,	/* MC things. What of them?	*/
    195 	IFLA_INET6_CACHEINFO,	/* time values and max reasm size */
    196 	IFLA_INET6_ICMP6STATS,	/* statistics (icmpv6)		*/
    197 	__IFLA_INET6_MAX
    198 };
    199 
    200 #define IFLA_INET6_MAX	(__IFLA_INET6_MAX - 1)
    201 
    202 struct ifla_cacheinfo {
    203 	__u32	max_reasm_len;
    204 	__u32	tstamp;		/* ipv6InterfaceTable updated timestamp */
    205 	__u32	reachable_time;
    206 	__u32	retrans_time;
    207 };
    208 
    209 enum {
    210 	IFLA_INFO_UNSPEC,
    211 	IFLA_INFO_KIND,
    212 	IFLA_INFO_DATA,
    213 	IFLA_INFO_XSTATS,
    214 	__IFLA_INFO_MAX,
    215 };
    216 
    217 #define IFLA_INFO_MAX	(__IFLA_INFO_MAX - 1)
    218 
    219 /* VLAN section */
    220 
    221 enum {
    222 	IFLA_VLAN_UNSPEC,
    223 	IFLA_VLAN_ID,
    224 	IFLA_VLAN_FLAGS,
    225 	IFLA_VLAN_EGRESS_QOS,
    226 	IFLA_VLAN_INGRESS_QOS,
    227 	__IFLA_VLAN_MAX,
    228 };
    229 
    230 #define IFLA_VLAN_MAX	(__IFLA_VLAN_MAX - 1)
    231 
    232 struct ifla_vlan_flags {
    233 	__u32	flags;
    234 	__u32	mask;
    235 };
    236 
    237 enum {
    238 	IFLA_VLAN_QOS_UNSPEC,
    239 	IFLA_VLAN_QOS_MAPPING,
    240 	__IFLA_VLAN_QOS_MAX
    241 };
    242 
    243 #define IFLA_VLAN_QOS_MAX	(__IFLA_VLAN_QOS_MAX - 1)
    244 
    245 struct ifla_vlan_qos_mapping {
    246 	__u32 from;
    247 	__u32 to;
    248 };
    249 
    250 /* MACVLAN section */
    251 enum {
    252 	IFLA_MACVLAN_UNSPEC,
    253 	IFLA_MACVLAN_MODE,
    254 	__IFLA_MACVLAN_MAX,
    255 };
    256 
    257 #define IFLA_MACVLAN_MAX (__IFLA_MACVLAN_MAX - 1)
    258 
    259 enum macvlan_mode {
    260 	MACVLAN_MODE_PRIVATE = 1, /* don't talk to other macvlans */
    261 	MACVLAN_MODE_VEPA    = 2, /* talk to other ports through ext bridge */
    262 	MACVLAN_MODE_BRIDGE  = 4, /* talk to bridge ports directly */
    263 	MACVLAN_MODE_PASSTHRU = 8,/* take over the underlying device */
    264 };
    265 
    266 /* SR-IOV virtual function management section */
    267 
    268 enum {
    269 	IFLA_VF_INFO_UNSPEC,
    270 	IFLA_VF_INFO,
    271 	__IFLA_VF_INFO_MAX,
    272 };
    273 
    274 #define IFLA_VF_INFO_MAX (__IFLA_VF_INFO_MAX - 1)
    275 
    276 enum {
    277 	IFLA_VF_UNSPEC,
    278 	IFLA_VF_MAC,		/* Hardware queue specific attributes */
    279 	IFLA_VF_VLAN,
    280 	IFLA_VF_TX_RATE,	/* TX Bandwidth Allocation */
    281 	IFLA_VF_SPOOFCHK,	/* Spoof Checking on/off switch */
    282 	__IFLA_VF_MAX,
    283 };
    284 
    285 #define IFLA_VF_MAX (__IFLA_VF_MAX - 1)
    286 
    287 struct ifla_vf_mac {
    288 	__u32 vf;
    289 	__u8 mac[32]; /* MAX_ADDR_LEN */
    290 };
    291 
    292 struct ifla_vf_vlan {
    293 	__u32 vf;
    294 	__u32 vlan; /* 0 - 4095, 0 disables VLAN filter */
    295 	__u32 qos;
    296 };
    297 
    298 struct ifla_vf_tx_rate {
    299 	__u32 vf;
    300 	__u32 rate; /* Max TX bandwidth in Mbps, 0 disables throttling */
    301 };
    302 
    303 struct ifla_vf_spoofchk {
    304 	__u32 vf;
    305 	__u32 setting;
    306 };
    307 
    308 /* VF ports management section
    309  *
    310  *	Nested layout of set/get msg is:
    311  *
    312  *		[IFLA_NUM_VF]
    313  *		[IFLA_VF_PORTS]
    314  *			[IFLA_VF_PORT]
    315  *				[IFLA_PORT_*], ...
    316  *			[IFLA_VF_PORT]
    317  *				[IFLA_PORT_*], ...
    318  *			...
    319  *		[IFLA_PORT_SELF]
    320  *			[IFLA_PORT_*], ...
    321  */
    322 
    323 enum {
    324 	IFLA_VF_PORT_UNSPEC,
    325 	IFLA_VF_PORT,			/* nest */
    326 	__IFLA_VF_PORT_MAX,
    327 };
    328 
    329 #define IFLA_VF_PORT_MAX (__IFLA_VF_PORT_MAX - 1)
    330 
    331 enum {
    332 	IFLA_PORT_UNSPEC,
    333 	IFLA_PORT_VF,			/* __u32 */
    334 	IFLA_PORT_PROFILE,		/* string */
    335 	IFLA_PORT_VSI_TYPE,		/* 802.1Qbg (pre-)standard VDP */
    336 	IFLA_PORT_INSTANCE_UUID,	/* binary UUID */
    337 	IFLA_PORT_HOST_UUID,		/* binary UUID */
    338 	IFLA_PORT_REQUEST,		/* __u8 */
    339 	IFLA_PORT_RESPONSE,		/* __u16, output only */
    340 	__IFLA_PORT_MAX,
    341 };
    342 
    343 #define IFLA_PORT_MAX (__IFLA_PORT_MAX - 1)
    344 
    345 #define PORT_PROFILE_MAX	40
    346 #define PORT_UUID_MAX		16
    347 #define PORT_SELF_VF		-1
    348 
    349 enum {
    350 	PORT_REQUEST_PREASSOCIATE = 0,
    351 	PORT_REQUEST_PREASSOCIATE_RR,
    352 	PORT_REQUEST_ASSOCIATE,
    353 	PORT_REQUEST_DISASSOCIATE,
    354 };
    355 
    356 enum {
    357 	PORT_VDP_RESPONSE_SUCCESS = 0,
    358 	PORT_VDP_RESPONSE_INVALID_FORMAT,
    359 	PORT_VDP_RESPONSE_INSUFFICIENT_RESOURCES,
    360 	PORT_VDP_RESPONSE_UNUSED_VTID,
    361 	PORT_VDP_RESPONSE_VTID_VIOLATION,
    362 	PORT_VDP_RESPONSE_VTID_VERSION_VIOALTION,
    363 	PORT_VDP_RESPONSE_OUT_OF_SYNC,
    364 	/* 0x08-0xFF reserved for future VDP use */
    365 	PORT_PROFILE_RESPONSE_SUCCESS = 0x100,
    366 	PORT_PROFILE_RESPONSE_INPROGRESS,
    367 	PORT_PROFILE_RESPONSE_INVALID,
    368 	PORT_PROFILE_RESPONSE_BADSTATE,
    369 	PORT_PROFILE_RESPONSE_INSUFFICIENT_RESOURCES,
    370 	PORT_PROFILE_RESPONSE_ERROR,
    371 };
    372 
    373 struct ifla_port_vsi {
    374 	__u8 vsi_mgr_id;
    375 	__u8 vsi_type_id[3];
    376 	__u8 vsi_type_version;
    377 	__u8 pad[3];
    378 };
    379 
    380 #endif /* _LINUX_IF_LINK_H */
    381