include/net/if.h

   1 #ifndef _NET_IF_H
   2 #define _NET_IF_H
   3
   4 #ifdef __cplusplus
   5 extern "C" {
   6 #endif
   7
   8 #include <features.h>
   9
  10 #define IF_NAMESIZE 16
  11
  12 struct if_nameindex {
  13         unsigned int if_index;
  14         char *if_name;
  15 };
  16
  17 unsigned int if_nametoindex (const char *);
  18 char *if_indextoname (unsigned int, char *);
  19 struct if_nameindex *if_nameindex (void);
  20 void if_freenameindex (struct if_nameindex *);
  21
  22
  23
  24
  25 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
  26
  27 #include <sys/socket.h>
  28
  29 #define IFF_UP  0x1
  30 #define IFF_BROADCAST 0x2
  31 #define IFF_DEBUG 0x4
  32 #define IFF_LOOPBACK 0x8
  33 #define IFF_POINTOPOINT 0x10
  34 #define IFF_NOTRAILERS 0x20
  35 #define IFF_RUNNING 0x40
  36 #define IFF_NOARP 0x80
  37 #define IFF_PROMISC 0x100
  38 #define IFF_ALLMULTI 0x200
  39 #define IFF_MASTER 0x400
  40 #define IFF_SLAVE 0x800
  41 #define IFF_MULTICAST 0x1000
  42 #define IFF_PORTSEL 0x2000
  43 #define IFF_AUTOMEDIA 0x4000
  44 #define IFF_DYNAMIC 0x8000
  45 #define IFF_LOWER_UP 0x10000
  46 #define IFF_DORMANT 0x20000
  47 #define IFF_ECHO 0x40000
  48 #define IFF_VOLATILE (IFF_LOOPBACK|IFF_POINTOPOINT|IFF_BROADCAST| \
  49         IFF_ECHO|IFF_MASTER|IFF_SLAVE|IFF_RUNNING|IFF_LOWER_UP|IFF_DORMANT)
  50
  51 struct ifaddr {
  52         struct sockaddr ifa_addr;
  53         union {
  54                 struct sockaddr ifu_broadaddr;
  55                 struct sockaddr ifu_dstaddr;
  56         } ifa_ifu;
  57         struct iface *ifa_ifp;
  58         struct ifaddr *ifa_next;
  59 };
  60
  61 #define ifa_broadaddr   ifa_ifu.ifu_broadaddr
  62 #define ifa_dstaddr     ifa_ifu.ifu_dstaddr
  63
  64 struct ifmap {
  65         unsigned long int mem_start;
  66         unsigned long int mem_end;
  67         unsigned short int base_addr;
  68         unsigned char irq;
  69         unsigned char dma;
  70         unsigned char port;
  71 };
  72
  73 #define IFHWADDRLEN     6
  74 #define IFNAMSIZ        IF_NAMESIZE
  75
  76 struct ifreq {
  77         union {
  78                 char ifrn_name[IFNAMSIZ];
  79         } ifr_ifrn;
  80         union {
  81                 struct sockaddr ifru_addr;
  82                 struct sockaddr ifru_dstaddr;
  83                 struct sockaddr ifru_broadaddr;
  84                 struct sockaddr ifru_netmask;
  85                 struct sockaddr ifru_hwaddr;
  86                 short int ifru_flags;
  87                 int ifru_ivalue;
  88                 int ifru_mtu;
  89                 struct ifmap ifru_map;
  90                 char ifru_slave[IFNAMSIZ];
  91                 char ifru_newname[IFNAMSIZ];
  92                 char *ifru_data;
  93         } ifr_ifru;
  94 };
  95
  96 #define ifr_name        ifr_ifrn.ifrn_name
  97 #define ifr_hwaddr      ifr_ifru.ifru_hwaddr
  98 #define ifr_addr        ifr_ifru.ifru_addr
  99 #define ifr_dstaddr     ifr_ifru.ifru_dstaddr
 100 #define ifr_broadaddr   ifr_ifru.ifru_broadaddr
 101 #define ifr_netmask     ifr_ifru.ifru_netmask
 102 #define ifr_flags       ifr_ifru.ifru_flags
 103 #define ifr_metric      ifr_ifru.ifru_ivalue
 104 #define ifr_mtu         ifr_ifru.ifru_mtu
 105 #define ifr_map         ifr_ifru.ifru_map
 106 #define ifr_slave       ifr_ifru.ifru_slave
 107 #define ifr_data        ifr_ifru.ifru_data
 108 #define ifr_ifindex     ifr_ifru.ifru_ivalue
 109 #define ifr_bandwidth   ifr_ifru.ifru_ivalue
 110 #define ifr_qlen        ifr_ifru.ifru_ivalue
 111 #define ifr_newname     ifr_ifru.ifru_newname
 112 #define _IOT_ifreq      _IOT(_IOTS(char),IFNAMSIZ,_IOTS(char),16,0,0)
 113 #define _IOT_ifreq_short _IOT(_IOTS(char),IFNAMSIZ,_IOTS(short),1,0,0)
 114 #define _IOT_ifreq_int  _IOT(_IOTS(char),IFNAMSIZ,_IOTS(int),1,0,0)
 115
 116 struct ifconf {
 117         int ifc_len;
 118         union {
 119                 char *ifcu_buf;
 120                 struct ifreq *ifcu_req;
 121         } ifc_ifcu;
 122 };
 123
 124 #define ifc_buf         ifc_ifcu.ifcu_buf
 125 #define ifc_req         ifc_ifcu.ifcu_req
 126 #define _IOT_ifconf _IOT(_IOTS(struct ifconf),1,0,0,0,0)
 127
 128 #define __UAPI_DEF_IF_IFCONF                                    0
 129 #define __UAPI_DEF_IF_IFMAP                                     0
 130 #define __UAPI_DEF_IF_IFNAMSIZ                                  0
 131 #define __UAPI_DEF_IF_IFREQ                                     0
 132 #define __UAPI_DEF_IF_NET_DEVICE_FLAGS                          0
 133 #define __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO    0
 134
 135 #endif
 136
 137 #ifdef __cplusplus
 138 }
 139 #endif
 140
 141 #endif