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001: /*
002:  * These are the public elements of the Linux kernel AX.25 code. A similar
003:  * file netrom.h exists for the NET/ROM protocol.
004:  */
005: 
006: #ifndef AX25_KERNEL_H
007: #define AX25_KERNEL_H
008: 
009: #include <linux/socket.h>
010: 
011: #define AX25_MTU        256
012: #define AX25_MAX_DIGIS  8
013: 
014: #define AX25_WINDOW     1
015: #define AX25_T1         2
016: #define AX25_N2         3
017: #define AX25_T3         4
018: #define AX25_T2         5
019: #define AX25_BACKOFF    6
020: #define AX25_EXTSEQ     7
021: #define AX25_PIDINCL    8
022: #define AX25_IDLE       9
023: #define AX25_PACLEN     10
024: #define AX25_IAMDIGI    12
025: 
026: #define AX25_KILL       99
027: 
028: #define SIOCAX25GETUID          (SIOCPROTOPRIVATE+0)
029: #define SIOCAX25ADDUID          (SIOCPROTOPRIVATE+1)
030: #define SIOCAX25DELUID          (SIOCPROTOPRIVATE+2)
031: #define SIOCAX25NOUID           (SIOCPROTOPRIVATE+3)
032: #define SIOCAX25OPTRT           (SIOCPROTOPRIVATE+7)
033: #define SIOCAX25CTLCON          (SIOCPROTOPRIVATE+8)
034: #define SIOCAX25GETINFOOLD      (SIOCPROTOPRIVATE+9)
035: #define SIOCAX25ADDFWD          (SIOCPROTOPRIVATE+10)
036: #define SIOCAX25DELFWD          (SIOCPROTOPRIVATE+11)
037: #define SIOCAX25DEVCTL          (SIOCPROTOPRIVATE+12)
038: #define SIOCAX25GETINFO         (SIOCPROTOPRIVATE+13)
039: 
040: #define AX25_SET_RT_IPMODE      2
041: 
042: #define AX25_NOUID_DEFAULT      0
043: #define AX25_NOUID_BLOCK        1
044: 
045: typedef struct {
046:         char            ax25_call[7];   /* 6 call + SSID (shifted ascii!) */
047: } ax25_address;
048: 
049: struct sockaddr_ax25 {
050:         __kernel_sa_family_t sax25_family;
051:         ax25_address    sax25_call;
052:         int             sax25_ndigis;
053:         /* Digipeater ax25_address sets follow */
054: };
055: 
056: #define sax25_uid       sax25_ndigis
057: 
058: struct full_sockaddr_ax25 {
059:         struct sockaddr_ax25 fsa_ax25;
060:         ax25_address    fsa_digipeater[AX25_MAX_DIGIS];
061: };
062: 
063: struct ax25_routes_struct {
064:         ax25_address    port_addr;
065:         ax25_address    dest_addr;
066:         unsigned char   digi_count;
067:         ax25_address    digi_addr[AX25_MAX_DIGIS];
068: };
069: 
070: struct ax25_route_opt_struct {
071:         ax25_address    port_addr;
072:         ax25_address    dest_addr;
073:         int             cmd;
074:         int             arg;
075: };
076: 
077: struct ax25_ctl_struct {
078:         ax25_address            port_addr;
079:         ax25_address            source_addr;
080:         ax25_address            dest_addr;
081:         unsigned int            cmd;
082:         unsigned long           arg;
083:         unsigned char           digi_count;
084:         ax25_address            digi_addr[AX25_MAX_DIGIS];
085: };
086: 
087: /* this will go away. Please do not export to user land */
088: struct ax25_info_struct_deprecated {
089:         unsigned int    n2, n2count;
090:         unsigned int    t1, t1timer;
091:         unsigned int    t2, t2timer;
092:         unsigned int    t3, t3timer;
093:         unsigned int    idle, idletimer;
094:         unsigned int    state;
095:         unsigned int    rcv_q, snd_q;
096: };
097: 
098: struct ax25_info_struct {
099:         unsigned int    n2, n2count;
100:         unsigned int    t1, t1timer;
101:         unsigned int    t2, t2timer;
102:         unsigned int    t3, t3timer;
103:         unsigned int    idle, idletimer;
104:         unsigned int    state;
105:         unsigned int    rcv_q, snd_q;
106:         unsigned int    vs, vr, va, vs_max;
107:         unsigned int    paclen;
108:         unsigned int    window;
109: };
110: 
111: struct ax25_fwd_struct {
112:         ax25_address    port_from;
113:         ax25_address    port_to;
114: };
115: 
116: #endif
117: 

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