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

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