diff options
Diffstat (limited to 'usr.sbin/IPXrouted/af.c')
| -rw-r--r-- | usr.sbin/IPXrouted/af.c | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/usr.sbin/IPXrouted/af.c b/usr.sbin/IPXrouted/af.c index 0936b43..05034ab 100644 --- a/usr.sbin/IPXrouted/af.c +++ b/usr.sbin/IPXrouted/af.c @@ -35,7 +35,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id$ + * $Id: af.c,v 1.4 1997/02/22 16:00:54 peter Exp $ */ #ifndef lint @@ -93,14 +93,32 @@ ipxnet_hash(sipx, hp) register struct sockaddr_ipx *sipx; struct afhash *hp; { - register long hash = 0; - register u_short *s = sipx->sipx_addr.x_host.s_host; - union ipx_net_u net; + long hash; +#if 0 + u_short *s = sipx->sipx_addr.x_host.s_host; +#endif + u_char *c; + + c = sipx->sipx_addr.x_net.c_net; - net.net_e = sipx->sipx_addr.x_net; - hp->afh_nethash = net.long_e; +#define IMVAL 33 + hash = 0; + hash = hash * IMVAL + *c++; + hash = hash * IMVAL + *c++; + hash = hash * IMVAL + *c++; + hash = hash * IMVAL + *c++; +#undef IMVAL + + hp->afh_nethash = hash; + hp->afh_nethash ^= (hash >> 8); + hp->afh_nethash ^= (hash >> 16); + hp->afh_nethash ^= (hash >> 24); + +#if 0 + hash = 0; hash = *s++; hash <<= 8; hash += *s++; hash <<= 8; hash += *s; hp->afh_hosthash = hash; +#endif } int |
