* Decode IPv6 Specific Type/Subtypes * * \details * Decodes the IPv6 specific and 2-octet, 4-octet. This is pretty much the as common for IPv4, * but with some differences. Converts to human readable form. * * \param [in] ec_hdr Reference to the extended community header * * \return Decoded string value */
| 627 | * \return Decoded string value |
| 628 | */ |
| 629 | std::string ExtCommunity::decodeType_IPv6Specific(const extcomm_hdr &ec_hdr) { |
| 630 | std::stringstream val_ss; |
| 631 | uint16_t val_16b; |
| 632 | u_char ipv6_raw[16] = {0}; |
| 633 | char ipv6_char[40] = {0}; |
| 634 | |
| 635 | memcpy(ipv6_raw, ec_hdr.value, 16); |
| 636 | if (inet_ntop(AF_INET6, ipv6_raw, ipv6_char, sizeof(ipv6_char)) != NULL) |
| 637 | return ""; |
| 638 | |
| 639 | memcpy(&val_16b, ec_hdr.value + 16, 2); |
| 640 | bgp::SWAP_BYTES(&val_16b); |
| 641 | |
| 642 | switch (ec_hdr.low_type) { |
| 643 | |
| 644 | case EXT_IPV6_ROUTE_ORIGIN : |
| 645 | val_ss << "soo=" << ipv6_char << ":" << val_16b; |
| 646 | break; |
| 647 | |
| 648 | case EXT_IPV6_ROUTE_TARGET : |
| 649 | val_ss << "rt=" << ipv6_char << ":" << val_16b; |
| 650 | break; |
| 651 | |
| 652 | case EXT_IPV6_CISCO_VPN_ID : |
| 653 | val_ss << "vpn-id=" << ipv6_char << ":0x" << std::hex << val_16b; |
| 654 | |
| 655 | break; |
| 656 | |
| 657 | case EXT_IPV6_VRF_IMPORT : |
| 658 | val_ss << "import=" << ipv6_char << ":" << val_16b; |
| 659 | |
| 660 | break; |
| 661 | |
| 662 | case EXT_IPV6_IA_P2MP_SEG_NH : |
| 663 | val_ss << "p2mp-nh=" << ipv6_char << ":" << val_16b; |
| 664 | |
| 665 | break; |
| 666 | |
| 667 | default : |
| 668 | LOG_INFO("%s: Extended community ipv6 specific type %d subtype = %d is not yet supported", peer_addr.c_str(), |
| 669 | ec_hdr.high_type, ec_hdr.low_type); |
| 670 | break; |
| 671 | } |
| 672 | |
| 673 | return val_ss.str(); |
| 674 | } |
| 675 | } |
nothing calls this directly
no test coverage detected