include/uapi/linux/amt.h

   1 /* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
   2 /*
   3  * Copyright (c) 2021 Taehee Yoo <ap420073@gmail.com>
   4  */
   5 #ifndef _UAPI_AMT_H_
   6 #define _UAPI_AMT_H_
   7
   8 enum ifla_amt_mode {
   9         /* AMT interface works as Gateway mode.
  10          * The Gateway mode encapsulates IGMP/MLD traffic and decapsulates
  11          * multicast traffic.
  12          */
  13         AMT_MODE_GATEWAY = 0,
  14         /* AMT interface works as Relay mode.
  15          * The Relay mode encapsulates multicast traffic and decapsulates
  16          * IGMP/MLD traffic.
  17          */
  18         AMT_MODE_RELAY,
  19         __AMT_MODE_MAX,
  20 };
  21
  22 #define AMT_MODE_MAX (__AMT_MODE_MAX - 1)
  23
  24 enum {
  25         IFLA_AMT_UNSPEC,
  26         /* This attribute specify mode etier Gateway or Relay. */
  27         IFLA_AMT_MODE,
  28         /* This attribute specify Relay port.
  29          * AMT interface is created as Gateway mode, this attribute is used
  30          * to specify relay(remote) port.
  31          * AMT interface is created as Relay mode, this attribute is used
  32          * as local port.
  33          */
  34         IFLA_AMT_RELAY_PORT,
  35         /* This attribute specify Gateway port.
  36          * AMT interface is created as Gateway mode, this attribute is used
  37          * as local port.
  38          * AMT interface is created as Relay mode, this attribute is not used.
  39          */
  40         IFLA_AMT_GATEWAY_PORT,
  41         /* This attribute specify physical device */
  42         IFLA_AMT_LINK,
  43         /* This attribute specify local ip address */
  44         IFLA_AMT_LOCAL_IP,
  45         /* This attribute specify Relay ip address.
  46          * So, this is not used by Relay.
  47          */
  48         IFLA_AMT_REMOTE_IP,
  49         /* This attribute specify Discovery ip address.
  50          * When Gateway get started, it send discovery message to find the
  51          * Relay's ip address.
  52          * So, this is not used by Relay.
  53          */
  54         IFLA_AMT_DISCOVERY_IP,
  55         /* This attribute specify number of maximum tunnel. */
  56         IFLA_AMT_MAX_TUNNELS,
  57         __IFLA_AMT_MAX,
  58 };
  59
  60 #define IFLA_AMT_MAX (__IFLA_AMT_MAX - 1)
  61
  62 #endif /* _UAPI_AMT_H_ */