include/linux/ax25.h

   1 /*
   2  * These are the public elements of the Linux kernel AX.25 code. A similar
   3  * file netrom.h exists for the NET/ROM protocol.
   4  */
   5
   6 #ifndef AX25_KERNEL_H
   7 #define AX25_KERNEL_H
   8
   9 #define AX25_MTU        256
  10 #define AX25_MAX_DIGIS  8
  11
  12 #define AX25_WINDOW     1
  13 #define AX25_T1         2
  14 #define AX25_N2         3
  15 #define AX25_T3         4
  16 #define AX25_T2         5
  17 #define AX25_BACKOFF    6
  18 #define AX25_EXTSEQ     7
  19 #define AX25_PIDINCL    8
  20 #define AX25_IDLE       9
  21 #define AX25_PACLEN     10
  22 #define AX25_IAMDIGI    12
  23
  24 #define AX25_KILL       99
  25
  26 #define SIOCAX25GETUID          (SIOCPROTOPRIVATE+0)
  27 #define SIOCAX25ADDUID          (SIOCPROTOPRIVATE+1)
  28 #define SIOCAX25DELUID          (SIOCPROTOPRIVATE+2)
  29 #define SIOCAX25NOUID           (SIOCPROTOPRIVATE+3)
  30 #define SIOCAX25OPTRT           (SIOCPROTOPRIVATE+7)
  31 #define SIOCAX25CTLCON          (SIOCPROTOPRIVATE+8)
  32 #define SIOCAX25GETINFO         (SIOCPROTOPRIVATE+9)
  33 #define SIOCAX25ADDFWD          (SIOCPROTOPRIVATE+10)
  34 #define SIOCAX25DELFWD          (SIOCPROTOPRIVATE+11)
  35
  36 #define AX25_SET_RT_IPMODE      2
  37
  38 #define AX25_NOUID_DEFAULT      0
  39 #define AX25_NOUID_BLOCK        1
  40
  41 typedef struct {
  42         char            ax25_call[7];   /* 6 call + SSID (shifted ascii!) */
  43 } ax25_address;
  44
  45 struct sockaddr_ax25 {
  46         sa_family_t     sax25_family;
  47         ax25_address    sax25_call;
  48         int             sax25_ndigis;
  49         /* Digipeater ax25_address sets follow */
  50 };
  51
  52 #define sax25_uid       sax25_ndigis
  53
  54 struct full_sockaddr_ax25 {
  55         struct sockaddr_ax25 fsa_ax25;
  56         ax25_address    fsa_digipeater[AX25_MAX_DIGIS];
  57 };
  58
  59 struct ax25_routes_struct {
  60         ax25_address    port_addr;
  61         ax25_address    dest_addr;
  62         unsigned char   digi_count;
  63         ax25_address    digi_addr[AX25_MAX_DIGIS];
  64 };
  65
  66 struct ax25_route_opt_struct {
  67         ax25_address    port_addr;
  68         ax25_address    dest_addr;
  69         int             cmd;
  70         int             arg;
  71 };
  72
  73 struct ax25_ctl_struct {
  74         ax25_address            port_addr;
  75         ax25_address            source_addr;
  76         ax25_address            dest_addr;
  77         unsigned int            cmd;
  78         unsigned long           arg;
  79         unsigned char           digi_count;
  80         ax25_address            digi_addr[AX25_MAX_DIGIS];
  81 };
  82
  83 struct ax25_info_struct {
  84         unsigned int    n2, n2count;
  85         unsigned int    t1, t1timer;
  86         unsigned int    t2, t2timer;
  87         unsigned int    t3, t3timer;
  88         unsigned int    idle, idletimer;
  89         unsigned int    state;
  90         unsigned int    rcv_q, snd_q;
  91 };
  92
  93 struct ax25_fwd_struct {
  94         ax25_address    port_from;
  95         ax25_address    port_to;
  96 };
  97
  98 #endif