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 #include <af_ipn.h>
  10
  11 char buf[256];
  12 struct sockaddr_un sun={.sun_family=AF_IPN,.sun_path="/tmp/sockipn"};
  13 main()
  14 {
  15         //int s=socket(AF_IPN,SOCK_RAW,IPN_BROADCAST);
  16         int s=socket(AF_IPN,SOCK_RAW,IPN_BROADCAST);
  17         int err;
  18         int len;
  19         int flags=IPN_FLAG_LOSSLESS;
  20         int size=128;
  21         int mode=0770;
  22         struct ifreq ifr;
  23         if (s< 0)
  24                 perror("socket");
  25         printf("s=%d\n",s);
  26         /*
  27         err=setsockopt(s,0,IPN_SO_FLAGS,&flags,sizeof(flags));
  28         if (err<0)
  29                 perror("setsockopt");
  30         err=setsockopt(s,0,IPN_SO_MSGPOOLSIZE,&size,sizeof(size));
  31         if (err<0)
  32                 perror("setsockopt");
  33         err=setsockopt(s,0,IPN_SO_MODE,&mode,sizeof(mode));
  34         if (err<0)
  35                 perror("setsockopt");
  36                 */
  37         err=bind(s,(struct sockaddr *)&sun,sizeof(sun));
  38         if (err<0)
  39                 perror("bind");
  40         /*
  41         err=connect(s,NULL,0);
  42         */
  43         memset(&ifr, 0, sizeof(ifr));
  44         strncpy(ifr.ifr_name, "eth0", IFNAMSIZ);
  45         ifr.ifr_flags=IPN_NODEFLAG_GRAB;
  46         err=ioctl(s, IPN_CONN_NETDEV, (void *) &ifr);
  47         if (err<0)
  48                 perror("connect");
  49         while ((len=read(0,buf,256)) > 0) {
  50                 //err=write(s,buf,len);
  51                 if (err<0)
  52                         perror("write sock");
  53         }
  54         if (len < 0)
  55                 perror("read stdin");
  56         close(s);
  57 }