if.h 5.5 KB

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  1. /*
  2. * INET An implementation of the TCP/IP protocol suite for the LINUX
  3. * operating system. INET is implemented using the BSD Socket
  4. * interface as the means of communication with the user level.
  5. *
  6. * Global definitions for the INET interface module.
  7. *
  8. * Version: @(#)if.h 1.0.2 04/18/93
  9. *
  10. * Authors: Original taken from Berkeley UNIX 4.3, (c) UCB 1982-1988
  11. * Ross Biro
  12. * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
  13. *
  14. * This program is free software; you can redistribute it and/or
  15. * modify it under the terms of the GNU General Public License
  16. * as published by the Free Software Foundation; either version
  17. * 2 of the License, or (at your option) any later version.
  18. */
  19. #ifndef _LINUX_IF_H
  20. #define _LINUX_IF_H
  21. #define IFNAMSIZ 16
  22. #define IFALIASZ 256
  23. /* Standard interface flags (netdevice->flags). */
  24. #define IFF_UP 0x1 /* interface is up */
  25. #define IFF_BROADCAST 0x2 /* broadcast address valid */
  26. #define IFF_DEBUG 0x4 /* turn on debugging */
  27. #define IFF_LOOPBACK 0x8 /* is a loopback net */
  28. #define IFF_POINTOPOINT 0x10 /* interface is has p-p link */
  29. #define IFF_NOTRAILERS 0x20 /* avoid use of trailers */
  30. #define IFF_RUNNING 0x40 /* interface RFC2863 OPER_UP */
  31. #define IFF_NOARP 0x80 /* no ARP protocol */
  32. #define IFF_PROMISC 0x100 /* receive all packets */
  33. #define IFF_ALLMULTI 0x200 /* receive all multicast packets*/
  34. #define IFF_MASTER 0x400 /* master of a load balancer */
  35. #define IFF_SLAVE 0x800 /* slave of a load balancer */
  36. #define IFF_MULTICAST 0x1000 /* Supports multicast */
  37. #define IFF_PORTSEL 0x2000 /* can set media type */
  38. #define IFF_AUTOMEDIA 0x4000 /* auto media select active */
  39. #define IFF_DYNAMIC 0x8000 /* dialup device with changing addresses*/
  40. #define IFF_LOWER_UP 0x10000 /* driver signals L1 up */
  41. #define IFF_DORMANT 0x20000 /* driver signals dormant */
  42. #define IFF_ECHO 0x40000 /* echo sent packets */
  43. #define IFF_VOLATILE (IFF_LOOPBACK|IFF_POINTOPOINT|IFF_BROADCAST|IFF_ECHO|\
  44. IFF_MASTER|IFF_SLAVE|IFF_RUNNING|IFF_LOWER_UP|IFF_DORMANT)
  45. /* Private (from user) interface flags (netdevice->priv_flags). */
  46. #define IFF_802_1Q_VLAN 0x1 /* 802.1Q VLAN device. */
  47. #define IFF_EBRIDGE 0x2 /* Ethernet bridging device. */
  48. #define IFF_SLAVE_INACTIVE 0x4 /* bonding slave not the curr. active */
  49. #define IFF_MASTER_8023AD 0x8 /* bonding master, 802.3ad. */
  50. #define IFF_MASTER_ALB 0x10 /* bonding master, balance-alb. */
  51. #define IFF_BONDING 0x20 /* bonding master or slave */
  52. #define IFF_SLAVE_NEEDARP 0x40 /* need ARPs for validation */
  53. #define IFF_ISATAP 0x80 /* ISATAP interface (RFC4214) */
  54. #define IFF_MASTER_ARPMON 0x100 /* bonding master, ARP mon in use */
  55. #define IFF_WAN_HDLC 0x200 /* WAN HDLC device */
  56. #define IFF_XMIT_DST_RELEASE 0x400 /* dev_hard_start_xmit() is allowed to
  57. * release skb->dst
  58. */
  59. #define IFF_DONT_BRIDGE 0x800 /* disallow bridging this ether dev */
  60. #define IFF_IN_NETPOLL 0x1000 /* whether we are processing netpoll */
  61. #define IFF_DISABLE_NETPOLL 0x2000 /* disable netpoll at run-time */
  62. #define IFF_MACVLAN_PORT 0x4000 /* device used as macvlan port */
  63. #define IFF_BRIDGE_PORT 0x8000 /* device used as bridge port */
  64. #define IFF_OVS_DATAPATH 0x10000 /* device used as Open vSwitch
  65. * datapath port */
  66. #define IF_GET_IFACE 0x0001 /* for querying only */
  67. #define IF_GET_PROTO 0x0002
  68. /* For definitions see hdlc.h */
  69. #define IF_IFACE_V35 0x1000 /* V.35 serial interface */
  70. #define IF_IFACE_V24 0x1001 /* V.24 serial interface */
  71. #define IF_IFACE_X21 0x1002 /* X.21 serial interface */
  72. #define IF_IFACE_T1 0x1003 /* T1 telco serial interface */
  73. #define IF_IFACE_E1 0x1004 /* E1 telco serial interface */
  74. #define IF_IFACE_SYNC_SERIAL 0x1005 /* can't be set by software */
  75. #define IF_IFACE_X21D 0x1006 /* X.21 Dual Clocking (FarSite) */
  76. /* For definitions see hdlc.h */
  77. #define IF_PROTO_HDLC 0x2000 /* raw HDLC protocol */
  78. #define IF_PROTO_PPP 0x2001 /* PPP protocol */
  79. #define IF_PROTO_CISCO 0x2002 /* Cisco HDLC protocol */
  80. #define IF_PROTO_FR 0x2003 /* Frame Relay protocol */
  81. #define IF_PROTO_FR_ADD_PVC 0x2004 /* Create FR PVC */
  82. #define IF_PROTO_FR_DEL_PVC 0x2005 /* Delete FR PVC */
  83. #define IF_PROTO_X25 0x2006 /* X.25 */
  84. #define IF_PROTO_HDLC_ETH 0x2007 /* raw HDLC, Ethernet emulation */
  85. #define IF_PROTO_FR_ADD_ETH_PVC 0x2008 /* Create FR Ethernet-bridged PVC */
  86. #define IF_PROTO_FR_DEL_ETH_PVC 0x2009 /* Delete FR Ethernet-bridged PVC */
  87. #define IF_PROTO_FR_PVC 0x200A /* for reading PVC status */
  88. #define IF_PROTO_FR_ETH_PVC 0x200B
  89. #define IF_PROTO_RAW 0x200C /* RAW Socket */
  90. /* RFC 2863 operational status */
  91. enum {
  92. IF_OPER_UNKNOWN,
  93. IF_OPER_NOTPRESENT,
  94. IF_OPER_DOWN,
  95. IF_OPER_LOWERLAYERDOWN,
  96. IF_OPER_TESTING,
  97. IF_OPER_DORMANT,
  98. IF_OPER_UP,
  99. };
  100. /* link modes */
  101. enum {
  102. IF_LINK_MODE_DEFAULT,
  103. IF_LINK_MODE_DORMANT, /* limit upward transition to dormant */
  104. };
  105. /* carrier state */
  106. enum {
  107. IF_CARRIER_DOWN,
  108. IF_CARRIER_UP
  109. };
  110. /*
  111. * Device mapping structure. I'd just gone off and designed a
  112. * beautiful scheme using only loadable modules with arguments
  113. * for driver options and along come the PCMCIA people 8)
  114. *
  115. * Ah well. The get() side of this is good for WDSETUP, and it'll
  116. * be handy for debugging things. The set side is fine for now and
  117. * being very small might be worth keeping for clean configuration.
  118. */
  119. struct ifmap {
  120. unsigned long mem_start;
  121. unsigned long mem_end;
  122. unsigned short base_addr;
  123. unsigned char irq;
  124. unsigned char dma;
  125. unsigned char port;
  126. /* 3 bytes spare */
  127. };
  128. #endif /* _LINUX_IF_H */