111     int                 rval;  in CreateIcmp6Socket()  local
126     rval = setsockopt(sock, IPPROTO_ICMPV6, ICMP6_FILTER, &filter, sizeof(filter));  in CreateIcmp6Socket()
127     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
130     rval = setsockopt(sock, IPPROTO_IPV6, IPV6_RECVPKTINFO, &kEnable, sizeof(kEnable));  in CreateIcmp6Socket()
131     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
134 …rval = setsockopt(sock, IPPROTO_RAW, IPV6_CHECKSUM, &kIpv6ChecksumOffset, sizeof(kIpv6ChecksumOffs…  in CreateIcmp6Socket()
136 …rval = setsockopt(sock, IPPROTO_IPV6, IPV6_CHECKSUM, &kIpv6ChecksumOffset, sizeof(kIpv6ChecksumOff…  in CreateIcmp6Socket()
138     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
141     rval = setsockopt(sock, IPPROTO_IPV6, IPV6_RECVHOPLIMIT, &kEnable, sizeof(kEnable));  in CreateIcmp6Socket()
142     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
144     rval = setsockopt(sock, IPPROTO_IPV6, IPV6_UNICAST_HOPS, &kHopLimit, sizeof(kHopLimit));  in CreateIcmp6Socket()
145     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
147     rval = setsockopt(sock, IPPROTO_IPV6, IPV6_MULTICAST_HOPS, &kHopLimit, sizeof(kHopLimit));  in CreateIcmp6Socket()
148     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateIcmp6Socket()
157     int                rval;  in CreateNetLinkSocket()  local
167     rval = bind(sock, reinterpret_cast<struct sockaddr *>(&addr), sizeof(addr));  in CreateNetLinkSocket()
168     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in CreateNetLinkSocket()
189     ssize_t             rval;  in SendIcmp6Nd()  local
232     rval = sendmsg(mInfraIfIcmp6Socket, &msgHeader, 0);  in SendIcmp6Nd()
233     if (rval < 0)  in SendIcmp6Nd()
239     if (static_cast<size_t>(rval) != iov.iov_len)  in SendIcmp6Nd()
272     ssize_t  rval;  in Init()  local
291 …rval = setsockopt(mInfraIfIcmp6Socket, SOL_SOCKET, SO_BINDTODEVICE, mInfraIfName, strlen(mInfraIfN…  in Init()
293 …rval = setsockopt(mInfraIfIcmp6Socket, IPPROTO_IP, IP_BOUND_IF, &mInfraIfIndex, sizeof(mInfraIfInd…  in Init()
295     VerifyOrDie(rval == 0, OT_EXIT_ERROR_ERRNO);  in Init()
410     ssize_t         rval;  in ReceiveIcmp6Message()  local
433     rval = recvmsg(mInfraIfIcmp6Socket, &msg, 0);  in ReceiveIcmp6Message()
434     if (rval < 0)  in ReceiveIcmp6Message()
440     bufferLength = static_cast<uint16_t>(rval);  in ReceiveIcmp6Message()