ipn/test/test3.c

   1 #include <stdio.h>
   2 #include <errno.h>
   3 #include <sys/types.h>
   4 #include <sys/socket.h>
   5 #include <sys/un.h>
   6 #include <sys/ioctl.h>
   7 #include <linux/if.h>
   8 #include <linux/if_tun.h>
   9
  10 #define AF_IPN AF_NETBEUI
  11 #define PF_IPN AF_IPN
  12 #define IPN_ANY 0
  13 #define IPN_BROADCAST 1
  14 #define IPN_HUB 1
  15 #define IPN_VDESWITCH 2
  16 #define IPN_VDESWITCH_L3 3
  17
  18 #define IPN_SO_PREBIND 0x80
  19 #define IPN_SO_PORT 0
  20 #define IPN_SO_DESCR 1
  21 #define IPN_SO_MTU (IPN_SO_PREBIND | 0)
  22 #define IPN_SO_NUMNODES (IPN_SO_PREBIND | 1)
  23 #define IPN_SO_MSGPOOLSIZE (IPN_SO_PREBIND | 2)
  24 #define IPN_SO_FLAGS (IPN_SO_PREBIND | 3)
  25 #define IPN_SO_MODE (IPN_SO_PREBIND | 4)
  26
  27 /* Ioctl defines */
  28 #define IPN_SETPERSIST_NETDEV    _IOW('I', 200, int)
  29 #define IPN_CLRPERSIST_NETDEV    _IOW('I', 201, int)
  30 #define IPN_CONN_NETDEV          _IOW('I', 202, int)
  31 #define IPN_JOIN_NETDEV          _IOW('I', 203, int)
  32 #define IPN_SETPERSIST           _IOW('I', 204, int)
  33
  34 #define IPN_NODEFLAG_TAP   0x10    /* This is a tap interface */
  35 #define IPN_NODEFLAG_GRAB  0x20    /* This is a grab of a real interface */
  36
  37 #define IPN_PORTNO_ANY -1
  38
  39 #define IPN_DESCRLEN 32
  40
  41 #define IPN_FLAG_LOSSLESS 1
  42
  43 char buf[256];
  44 struct sockaddr_un sun={.sun_family=AF_IPN,.sun_path="/tmp/sockipn"};
  45 main()
  46 {
  47         //int s=socket(AF_IPN,SOCK_RAW,IPN_BROADCAST);
  48         int s=socket(AF_IPN,SOCK_RAW,IPN_BROADCAST);
  49         int err;
  50         int len;
  51         int flags=IPN_FLAG_LOSSLESS;
  52         int size=128;
  53         int mode=0770;
  54         struct ifreq ifr;
  55         if (s< 0)
  56                 perror("socket");
  57         printf("s=%d\n",s);
  58         /*
  59         err=setsockopt(s,0,IPN_SO_FLAGS,&flags,sizeof(flags));
  60         if (err<0)
  61                 perror("setsockopt");
  62         err=setsockopt(s,0,IPN_SO_MSGPOOLSIZE,&size,sizeof(size));
  63         if (err<0)
  64                 perror("setsockopt");
  65         err=setsockopt(s,0,IPN_SO_MODE,&mode,sizeof(mode));
  66         if (err<0)
  67                 perror("setsockopt");
  68                 */
  69         err=bind(s,(struct sockaddr *)&sun,sizeof(sun));
  70         if (err<0)
  71                 perror("bind");
  72         /*
  73         err=connect(s,NULL,0);
  74         */
  75         memset(&ifr, 0, sizeof(ifr));
  76         strncpy(ifr.ifr_name, "eth0", IFNAMSIZ);
  77         ifr.ifr_flags=IPN_NODEFLAG_GRAB;
  78         err=ioctl(s, IPN_CONN_NETDEV, (void *) &ifr);
  79         if (err<0)
  80                 perror("connect");
  81         while ((len=read(0,buf,256)) > 0) {
  82                 //err=write(s,buf,len);
  83                 if (err<0)
  84                         perror("write sock");
  85         }
  86         if (len < 0)
  87                 perror("read stdin");
  88         close(s);
  89 }