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Diffstat (limited to 'sys/compat/linux/linux_ioctl.c')
-rw-r--r--sys/compat/linux/linux_ioctl.c45
1 files changed, 44 insertions, 1 deletions
diff --git a/sys/compat/linux/linux_ioctl.c b/sys/compat/linux/linux_ioctl.c
index e748a88..c138945 100644
--- a/sys/compat/linux/linux_ioctl.c
+++ b/sys/compat/linux/linux_ioctl.c
@@ -25,7 +25,7 @@
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
- * $Id: linux_ioctl.c,v 1.15 1997/03/23 03:36:01 bde Exp $
+ * $Id: linux_ioctl.c,v 1.16 1997/03/24 11:37:50 bde Exp $
*/
#include <sys/param.h>
@@ -41,6 +41,8 @@
#include <sys/termios.h>
#include <sys/socket.h>
#include <net/if.h>
+#include <net/if_dl.h>
+#include <net/if_types.h>
#include <sys/sockio.h>
#include <machine/soundcard.h>
@@ -587,6 +589,47 @@ linux_ioctl(struct proc *p, struct linux_ioctl_args *args, int *retval)
args->cmd = OSIOCGIFNETMASK;
return ioctl(p, (struct ioctl_args *)args, retval);
+ /* get hardware address */
+ case LINUX_SIOCGIFHWADDR:
+ {
+ int ifn;
+ struct ifnet *ifp;
+ struct ifaddr *ifa;
+ struct sockaddr_dl *sdl;
+ struct linux_ifreq *ifr = (struct linux_ifreq *)args->arg;
+
+ /*
+ * Note that we don't actually respect the name in the ifreq structure, as
+ * Linux interface names are all different
+ */
+#ifdef DEBUG
+ {
+ char ifname[LINUX_IFNAMSIZ];
+
+ if (!copyin(ifname, (caddr_t)ifr->ifr_name, LINUX_IFNAMSIZ)) {
+ printf("linux_ioctl: get HW address for '%s'\n", ifname);
+ }
+ }
+#endif
+
+ for (ifn = 0; ifn < if_index; ifn++) {
+
+ ifp = ifnet_addrs[ifn]->ifa_ifp; /* pointer to interface */
+ if (ifp->if_type == IFT_ETHER) { /* looks good */
+ /* walk the address list */
+ for (ifa = ifp->if_addrlist; ifa; ifa = ifa->ifa_next) {
+ if ((sdl = (struct sockaddr_dl *)ifa->ifa_addr) && /* we have an address structure */
+ (sdl->sdl_family == AF_LINK) && /* it's a link address */
+ (sdl->sdl_type == IFT_ETHER)) { /* for an ethernet link */
+
+ return(copyout(LLADDR(sdl), (caddr_t)&ifr->ifr_hwaddr.sa_data, LINUX_IFHWADDRLEN));
+ }
+ }
+ }
+ }
+ return(ENOENT); /* ??? */
+ }
+
case LINUX_SIOCADDMULTI:
args->cmd = SIOCADDMULTI;
return ioctl(p, (struct ioctl_args *)args, retval);
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