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In ip6_input(), accept solicited node packets that match the receiving
netif addresses, when multicast is disabled. Change-Id: I3f59258ee605a820f0a525b696b1dede0d53948f
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@ -405,15 +405,24 @@ ip6_input(struct pbuf *p, struct netif *inp)
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ip6_addr_isallnodes_linklocal(ip6_current_dest_addr())) {
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ip6_addr_isallnodes_linklocal(ip6_current_dest_addr())) {
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netif = inp;
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netif = inp;
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}
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}
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#if LWIP_IPV6_MLD
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#if 0
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else if (mld6_lookfor_group(inp, ip6_current_dest_addr())) {
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else if (mld6_lookfor_group(inp, ip6_current_dest_addr())) {
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netif = inp;
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netif = inp;
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}
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}
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#else /* LWIP_IPV6_MLD */
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#else /* LWIP_IPV6_MLD */
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else if (ip6_addr_issolicitednode(ip6_current_dest_addr())) {
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else if (ip6_addr_issolicitednode(ip6_current_dest_addr())) {
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/* Accept all solicited node packets when MLD is not enabled
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/* Filter solicited node packets when MLD is not enabled
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* (for Neighbor discovery). */
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* (for Neighbor discovery). */
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netif = NULL;
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for (i = 0; i < LWIP_IPV6_NUM_ADDRESSES; i++) {
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if (ip6_addr_isvalid(netif_ip6_addr_state(inp, i)) &&
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ip6_addr_cmp_solicitednode(ip6_current_dest_addr(), netif_ip6_addr(inp, i))) {
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netif = inp;
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netif = inp;
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LWIP_DEBUGF(IP6_DEBUG, ("ip6_input: solicited node packet accepted on interface %c%c\n",
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netif->name[0], netif->name[1]));
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break;
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}
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}
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}
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}
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#endif /* LWIP_IPV6_MLD */
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#endif /* LWIP_IPV6_MLD */
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else {
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else {
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@ -234,6 +234,10 @@ Little-endian version, stored in network order (no htonl). */
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(ip6addr)->addr[2] = PP_HTONL(0x00000001UL); \
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(ip6addr)->addr[2] = PP_HTONL(0x00000001UL); \
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(ip6addr)->addr[3] = htonl(0xff000000UL | (htonl(if_id) & 0x00ffffffUL));}while(0)
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(ip6addr)->addr[3] = htonl(0xff000000UL | (htonl(if_id) & 0x00ffffffUL));}while(0)
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#define ip6_addr_cmp_solicitednode(ip6addr, sn_addr) (((ip6addr)->addr[0] == PP_HTONL(0xff020000UL)) && \
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((ip6addr)->addr[1] == 0) && \
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((ip6addr)->addr[2] == PP_HTONL(0x00000001UL)) && \
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((ip6addr)->addr[3] == htonl(0xff000000UL | (htonl((sn_addr)->addr[3]) & 0x00ffffffUL))))
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/* IPv6 address states. */
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/* IPv6 address states. */
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#define IP6_ADDR_INVALID 0x00
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#define IP6_ADDR_INVALID 0x00
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