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fix ICMPv6 NS destination address

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This commit is contained in:
Christian Giese
2023-05-11 15:55:42 +00:00
parent 222c2fec78
commit 6d08211740
1 changed files with 7 additions and 2 deletions
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9
code/bngblaster/src/bbl_tx.c
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@ -1403,6 +1403,7 @@ bbl_tx_encode_network_packet(bbl_network_interface_s *interface, uint8_t *buf, u
bbl_ipv6_s ipv6 = {0};
bbl_icmpv6_s icmpv6 = {0};
uint8_t mac[ETH_ADDR_LEN];
ipv6addr_t ipv6_dst;
*len = 0;
@ -1426,12 +1427,16 @@ bbl_tx_encode_network_packet(bbl_network_interface_s *interface, uint8_t *buf, u
result = encode_ethernet(buf, len, &eth);
} else if(interface->send_requests & BBL_IF_SEND_ICMPV6_NS) {
interface->send_requests &= ~BBL_IF_SEND_ICMPV6_NS;
ipv6_multicast_mac(interface->gateway6_solicited_node_multicast, mac);
memcpy(ipv6_dst, interface->gateway6_solicited_node_multicast, IPV6_ADDR_LEN);
((uint8_t*)ipv6_dst)[13] = ((uint8_t*)interface->gateway6)[13];
((uint8_t*)ipv6_dst)[14] = ((uint8_t*)interface->gateway6)[14];
((uint8_t*)ipv6_dst)[15] = ((uint8_t*)interface->gateway6)[15];
ipv6_multicast_mac(ipv6_dst, mac);
eth.dst = mac;
eth.type = ETH_TYPE_IPV6;
eth.next = &ipv6;
ipv6.src = interface->ip6.address;
ipv6.dst = interface->gateway6_solicited_node_multicast;
ipv6.dst = ipv6_dst;
ipv6.protocol = IPV6_NEXT_HEADER_ICMPV6;
ipv6.next = &icmpv6;
ipv6.ttl = 255;