LOCAL STATUS ifIoctlGet
(
char *interfaceName, /* name of the network interface, i.e. ei0 */
int code, /* network interface ioctl function code */
int *val /* where to return result */
)
{
struct ifreq ifr;
strncpy (ifr.ifr_name, interfaceName, sizeof (ifr.ifr_name));
if (ifIoctlCall (code, &ifr) == ERROR)
return (ERROR);
switch ((u_int) code)
{
case SIOCGIFFLAGS:
*val = ifr.ifr_flags;
break;
case SIOCGIFMETRIC:
*val = ifr.ifr_metric;
break;
default:
*val = ((struct sockaddr_in *) &ifr.ifr_addr)->sin_addr.s_addr;
break;
}
return (OK);
}
LOCAL STATUS ifIoctlSet
(
char *interfaceName, /* name of the network interface, i.e. ei0 */
int code, /* network interface ioctl function code */
int val /* value to be changed */
)
{
struct ifreq ifr;
strncpy (ifr.ifr_name, interfaceName, sizeof (ifr.ifr_name));
switch ((u_int) code)
{
case SIOCSIFFLAGS:
ifr.ifr_flags = (short) val;
break;
case SIOCSIFMETRIC:
ifr.ifr_metric = val;
break;
default:
bzero ((caddr_t) &ifr.ifr_addr, sizeof (ifr.ifr_addr));
ifr.ifr_addr.sa_len = sizeof (struct sockaddr_in);
ifr.ifr_addr.sa_family = AF_INET;
((struct sockaddr_in *) &ifr.ifr_addr)->sin_addr.s_addr = val;
break;
}
return (ifIoctlCall (code, &ifr));
}
LOCAL STATUS ifIoctlGet(char *ifname, int cmd, int *val)
{
struct ifreq ifr;
/* Copy string */
strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
if ( ifIoctlCall(cmd, &ifr) == ERROR)
return ERROR;
/* Select command */
switch (cmd) {
case SIOCGIFFLAGS:
*val = ifr.ifr_flags;
break;
case SIOCGIFMETRIC:
*val = ifr.ifr_metric;
break;
default:
/* Get address */
*val = ((struct sockaddr_in *) &ifr.ifr_addr)->sin_addr.s_addr;
break;
} /* End select command */
return OK;
}
LOCAL STATUS ifIoctlSet(char *ifname, int cmd, int val)
{
struct ifreq ifr;
/* Copy string */
strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
/* Select command */
switch (cmd) {
case SIOCSIFFLAGS:
ifr.ifr_flags = (short) val;
break;
case SIOCSIFMETRIC:
ifr.ifr_metric = val;
break;
default:
/* Set address */
memset(&ifr.ifr_addr, 0, sizeof(ifr.ifr_addr));
ifr.ifr_addr.sa_family = AF_INET;
ifr.ifr_addr.sa_len = sizeof(struct sockaddr_in);
((struct sockaddr_in *) &ifr.ifr_addr)->sin_addr.s_addr = val;
break;
} /* End select command */
return ifIoctlCall(cmd, &ifr);
}
