Patch for proper multicast support on point-to-point links.
Submitted by: apg@demos.su (Paul Antonov) - patch020
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@ -31,7 +31,7 @@
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* SUCH DAMAGE.
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*
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* @(#)in_var.h 8.1 (Berkeley) 6/10/93
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* $Id: in_var.h,v 1.5 1994/08/21 05:27:30 paul Exp $
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* $Id: in_var.h,v 1.6 1994/09/06 22:42:20 wollman Exp $
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*/
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#ifndef _NETINET_IN_VAR_H_
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@ -72,7 +72,8 @@ struct in_aliasreq {
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* Given a pointer to an in_ifaddr (ifaddr),
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* return a pointer to the addr as a sockaddr_in.
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*/
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#define IA_SIN(ia) (&(((struct in_ifaddr *)(ia))->ia_addr))
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#define IA_SIN(ia) (&(((struct in_ifaddr *)(ia))->ia_addr))
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#define IA_DSTSIN(ia) (&(((struct in_ifaddr *)(ia))->ia_dstaddr))
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#define IN_LNAOF(in, ifa) \
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((ntohl((in).s_addr) & ~((struct in_ifaddr *)(ifa)->ia_subnetmask))
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@ -93,7 +94,8 @@ extern struct ifqueue ipintrq; /* ip packet input queue */
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register struct in_ifaddr *ia; \
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\
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for (ia = in_ifaddr; \
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ia != NULL && IA_SIN(ia)->sin_addr.s_addr != (addr).s_addr; \
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ia != NULL && ((ia->ia_ifp->if_flags & IFF_POINTOPOINT)? \
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IA_DSTSIN(ia):IA_SIN(ia))->sin_addr.s_addr != (addr).s_addr; \
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ia = ia->ia_next) \
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continue; \
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(ifp) = (ia == NULL) ? NULL : ia->ia_ifp; \
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