132     int                 rval;  in CreateIcmp6Socket()  local
148     rval = setsockopt(sock, IPPROTO_ICMPV6, ICMP6_FILTER, &filter, sizeof(filter));  in CreateIcmp6Socket()
149     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
152     rval = setsockopt(sock, IPPROTO_IPV6, IPV6_RECVPKTINFO, &kEnable, sizeof(kEnable));  in CreateIcmp6Socket()
153     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
156 …rval = setsockopt(sock, IPPROTO_RAW, IPV6_CHECKSUM, &kIpv6ChecksumOffset, sizeof(kIpv6ChecksumOffs…  in CreateIcmp6Socket()
158 …rval = setsockopt(sock, IPPROTO_IPV6, IPV6_CHECKSUM, &kIpv6ChecksumOffset, sizeof(kIpv6ChecksumOff…  in CreateIcmp6Socket()
160     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
163     rval = setsockopt(sock, IPPROTO_IPV6, IPV6_RECVHOPLIMIT, &kEnable, sizeof(kEnable));  in CreateIcmp6Socket()
164     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
166     rval = setsockopt(sock, IPPROTO_IPV6, IPV6_UNICAST_HOPS, &kHopLimit, sizeof(kHopLimit));  in CreateIcmp6Socket()
167     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
169     rval = setsockopt(sock, IPPROTO_IPV6, IPV6_MULTICAST_HOPS, &kHopLimit, sizeof(kHopLimit));  in CreateIcmp6Socket()
170     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
173     rval = setsockopt(sock, SOL_SOCKET, SO_BINDTODEVICE, aInfraIfName, strlen(aInfraIfName));  in CreateIcmp6Socket()
175     rval = setsockopt(sock, IPPROTO_IPV6, IPV6_BOUND_IF, aInfraIfName, strlen(aInfraIfName));  in CreateIcmp6Socket()
177     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
196     int                rval;  in CreateNetLinkSocket()  local
206     rval = bind(sock, reinterpret_cast<struct sockaddr *>(&addr), sizeof(addr));  in CreateNetLinkSocket()
207     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateNetLinkSocket()
228     ssize_t             rval;  in SendIcmp6Nd()  local
271     rval = sendmsg(mInfraIfIcmp6Socket, &msgHeader, 0);  in SendIcmp6Nd()
273     if (rval < 0)  in SendIcmp6Nd()
279     if (static_cast<size_t>(rval) != iov.iov_len)  in SendIcmp6Nd()
599     ssize_t         rval;  in ReceiveIcmp6Message()  local
622     rval = recvmsg(mInfraIfIcmp6Socket, &msg, 0);  in ReceiveIcmp6Message()
623     if (rval < 0)  in ReceiveIcmp6Message()
629     bufferLength = static_cast<uint16_t>(rval);  in ReceiveIcmp6Message()