usr/src/cmd/ipf/lib/common/kvatoname.c

   1 #include "ipf.h"
   2
   3 #include <fcntl.h>
   4 #include <sys/ioctl.h>
   5
   6 char *kvatoname(func, iocfunc)
   7 ipfunc_t func;
   8 ioctlfunc_t iocfunc;
   9 {
  10         static char funcname[40];
  11         ipfunc_resolve_t res;
  12         int fd;
  13
  14         res.ipfu_addr = func;
  15         res.ipfu_name[0] = '\0';
  16         fd = -1;
  17
  18         if ((opts & OPT_DONOTHING) == 0) {
  19                 fd = open(IPL_NAME, O_RDONLY);
  20                 if (fd == -1)
  21                         return NULL;
  22         }
  23         (void) (*iocfunc)(fd, SIOCFUNCL, &res);
  24         if (fd >= 0)
  25                 close(fd);
  26         strncpy(funcname, res.ipfu_name, sizeof(funcname));
  27         funcname[sizeof(funcname) - 1] = '\0';
  28         return funcname;
  29 }