sys/src/libauth/auth_wep.c

   1 #include <u.h>
   2 #include <libc.h>
   3 #include <auth.h>
   4 #include "authlocal.h"
   5
   6 /*
   7  *  make factotum add wep keys to an 802.11 device
   8  */
   9 int
  10 auth_wep(char *dev, char *fmt, ...)
  11 {
  12         AuthRpc *rpc;
  13         char *params, *p;
  14         int fd;
  15         va_list arg;
  16         int rv;
  17
  18         rv = -1;
  19
  20         if(dev == nil){
  21                 werrstr("no device specified");
  22                 return rv;
  23         }
  24
  25         fd = open("/mnt/factotum/rpc", ORDWR);
  26         if(fd < 0)
  27                 return rv;
  28
  29         rpc = auth_allocrpc(fd);
  30         if(rpc != nil){
  31                 quotefmtinstall();      /* just in case */
  32                 va_start(arg, fmt);
  33                 params = vsmprint(fmt, arg);
  34                 va_end(arg);
  35                 if(params != nil){
  36                         p = smprint("proto=wep %s", params);
  37                         if(p != nil){
  38                                 if(auth_rpc(rpc, "start", p, strlen(p)) == ARok
  39                                 && auth_rpc(rpc, "write", dev, strlen(dev)) == ARok)
  40                                         rv = 0;
  41                                 free(p);
  42                         }
  43                         free(params);
  44                 }
  45                 auth_freerpc(rpc);
  46         }
  47         close(fd);
  48
  49         return rv;
  50 }