tools: add netlink.h and if_link.h in tools uapi

The headers are necessary for libbpf compilation on system with older
version of the headers.

Signed-off-by: Eric Leblond <eric@regit.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

3 files changed, 1200 insertions, 0 deletions

diff --git a/tools/include/uapi/linux/if_link.h b/tools/include/uapi/linux/if_link.h
new file mode 100644
index 000000000000..8616131e2c61
--- /dev/null
+++ b/tools/include/uapi/linux/if_link.h
@@ -0,0 +1,943 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _UAPI_LINUX_IF_LINK_H
+#define _UAPI_LINUX_IF_LINK_H
+
+#include <linux/types.h>
+#include <linux/netlink.h>
+
+/* This struct should be in sync with struct rtnl_link_stats64 */
+struct rtnl_link_stats {
+        __u32   rx_packets;             /* total packets received       */
+        __u32   tx_packets;             /* total packets transmitted    */
+        __u32   rx_bytes;               /* total bytes received         */
+        __u32   tx_bytes;               /* total bytes transmitted      */
+        __u32   rx_errors;              /* bad packets received         */
+        __u32   tx_errors;              /* packet transmit problems     */
+        __u32   rx_dropped;             /* no space in linux buffers    */
+        __u32   tx_dropped;             /* no space available in linux  */
+        __u32   multicast;              /* multicast packets received   */
+        __u32   collisions;
+
+        /* detailed rx_errors: */
+        __u32   rx_length_errors;
+        __u32   rx_over_errors;         /* receiver ring buff overflow  */
+        __u32   rx_crc_errors;          /* recved pkt with crc error    */
+        __u32   rx_frame_errors;        /* recv'd frame alignment error */
+        __u32   rx_fifo_errors;         /* recv'r fifo overrun          */
+        __u32   rx_missed_errors;       /* receiver missed packet       */
+
+        /* detailed tx_errors */
+        __u32   tx_aborted_errors;
+        __u32   tx_carrier_errors;
+        __u32   tx_fifo_errors;
+        __u32   tx_heartbeat_errors;
+        __u32   tx_window_errors;
+
+        /* for cslip etc */
+        __u32   rx_compressed;
+        __u32   tx_compressed;
+
+        __u32   rx_nohandler;           /* dropped, no handler found    */
+};
+
+/* The main device statistics structure */
+struct rtnl_link_stats64 {
+        __u64   rx_packets;             /* total packets received       */
+        __u64   tx_packets;             /* total packets transmitted    */
+        __u64   rx_bytes;               /* total bytes received         */
+        __u64   tx_bytes;               /* total bytes transmitted      */
+        __u64   rx_errors;              /* bad packets received         */
+        __u64   tx_errors;              /* packet transmit problems     */
+        __u64   rx_dropped;             /* no space in linux buffers    */
+        __u64   tx_dropped;             /* no space available in linux  */
+        __u64   multicast;              /* multicast packets received   */
+        __u64   collisions;
+
+        /* detailed rx_errors: */
+        __u64   rx_length_errors;
+        __u64   rx_over_errors;         /* receiver ring buff overflow  */
+        __u64   rx_crc_errors;          /* recved pkt with crc error    */
+        __u64   rx_frame_errors;        /* recv'd frame alignment error */
+        __u64   rx_fifo_errors;         /* recv'r fifo overrun          */
+        __u64   rx_missed_errors;       /* receiver missed packet       */
+
+        /* detailed tx_errors */
+        __u64   tx_aborted_errors;
+        __u64   tx_carrier_errors;
+        __u64   tx_fifo_errors;
+        __u64   tx_heartbeat_errors;
+        __u64   tx_window_errors;
+
+        /* for cslip etc */
+        __u64   rx_compressed;
+        __u64   tx_compressed;
+
+        __u64   rx_nohandler;           /* dropped, no handler found    */
+};
+
+/* The struct should be in sync with struct ifmap */
+struct rtnl_link_ifmap {
+        __u64   mem_start;
+        __u64   mem_end;
+        __u64   base_addr;
+        __u16   irq;
+        __u8    dma;
+        __u8    port;
+};
+
+/*
+ * IFLA_AF_SPEC
+ *   Contains nested attributes for address family specific attributes.
+ *   Each address family may create a attribute with the address family
+ *   number as type and create its own attribute structure in it.
+ *
+ *   Example:
+ *   [IFLA_AF_SPEC] = {
+ *       [AF_INET] = {
+ *           [IFLA_INET_CONF] = ...,
+ *       },
+ *       [AF_INET6] = {
+ *           [IFLA_INET6_FLAGS] = ...,
+ *           [IFLA_INET6_CONF] = ...,
+ *       }
+ *   }
+ */
+
+enum {
+        IFLA_UNSPEC,
+        IFLA_ADDRESS,
+        IFLA_BROADCAST,
+        IFLA_IFNAME,
+        IFLA_MTU,
+        IFLA_LINK,
+        IFLA_QDISC,
+        IFLA_STATS,
+        IFLA_COST,
+#define IFLA_COST IFLA_COST
+        IFLA_PRIORITY,
+#define IFLA_PRIORITY IFLA_PRIORITY
+        IFLA_MASTER,
+#define IFLA_MASTER IFLA_MASTER
+        IFLA_WIRELESS,          /* Wireless Extension event - see wireless.h */
+#define IFLA_WIRELESS IFLA_WIRELESS
+        IFLA_PROTINFO,          /* Protocol specific information for a link */
+#define IFLA_PROTINFO IFLA_PROTINFO
+        IFLA_TXQLEN,
+#define IFLA_TXQLEN IFLA_TXQLEN
+        IFLA_MAP,
+#define IFLA_MAP IFLA_MAP
+        IFLA_WEIGHT,
+#define IFLA_WEIGHT IFLA_WEIGHT
+        IFLA_OPERSTATE,
+        IFLA_LINKMODE,
+        IFLA_LINKINFO,
+#define IFLA_LINKINFO IFLA_LINKINFO
+        IFLA_NET_NS_PID,
+        IFLA_IFALIAS,
+        IFLA_NUM_VF,            /* Number of VFs if device is SR-IOV PF */
+        IFLA_VFINFO_LIST,
+        IFLA_STATS64,
+        IFLA_VF_PORTS,
+        IFLA_PORT_SELF,
+        IFLA_AF_SPEC,
+        IFLA_GROUP,             /* Group the device belongs to */
+        IFLA_NET_NS_FD,
+        IFLA_EXT_MASK,          /* Extended info mask, VFs, etc */
+        IFLA_PROMISCUITY,       /* Promiscuity count: > 0 means acts PROMISC */
+#define IFLA_PROMISCUITY IFLA_PROMISCUITY
+        IFLA_NUM_TX_QUEUES,
+        IFLA_NUM_RX_QUEUES,
+        IFLA_CARRIER,
+        IFLA_PHYS_PORT_ID,
+        IFLA_CARRIER_CHANGES,
+        IFLA_PHYS_SWITCH_ID,
+        IFLA_LINK_NETNSID,
+        IFLA_PHYS_PORT_NAME,
+        IFLA_PROTO_DOWN,
+        IFLA_GSO_MAX_SEGS,
+        IFLA_GSO_MAX_SIZE,
+        IFLA_PAD,
+        IFLA_XDP,
+        IFLA_EVENT,
+        IFLA_NEW_NETNSID,
+        IFLA_IF_NETNSID,
+        IFLA_CARRIER_UP_COUNT,
+        IFLA_CARRIER_DOWN_COUNT,
+        __IFLA_MAX
+};
+
+
+#define IFLA_MAX (__IFLA_MAX - 1)
+
+/* backwards compatibility for userspace */
+#ifndef __KERNEL__
+#define IFLA_RTA(r)  ((struct rtattr*)(((char*)(r)) + NLMSG_ALIGN(sizeof(struct ifinfomsg))))
+#define IFLA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifinfomsg))
+#endif
+
+enum {
+        IFLA_INET_UNSPEC,
+        IFLA_INET_CONF,
+        __IFLA_INET_MAX,
+};
+
+#define IFLA_INET_MAX (__IFLA_INET_MAX - 1)
+
+/* ifi_flags.
+
+   IFF_* flags.
+
+   The only change is:
+   IFF_LOOPBACK, IFF_BROADCAST and IFF_POINTOPOINT are
+   more not changeable by user. They describe link media
+   characteristics and set by device driver.
+
+   Comments:
+   - Combination IFF_BROADCAST|IFF_POINTOPOINT is invalid
+   - If neither of these three flags are set;
+     the interface is NBMA.
+
+   - IFF_MULTICAST does not mean anything special:
+   multicasts can be used on all not-NBMA links.
+   IFF_MULTICAST means that this media uses special encapsulation
+   for multicast frames. Apparently, all IFF_POINTOPOINT and