170     struct sockaddr_in6 sockAddr;  in PrepareSocket()  local
186     memset(&sockAddr, 0, sizeof(sockAddr));  in PrepareSocket()
187     sockAddr.sin6_family = AF_INET6;  in PrepareSocket()
188     sockAddr.sin6_addr   = in6addr_any;  in PrepareSocket()
189     sockAddr.sin6_port   = OPENTHREAD_POSIX_CONFIG_TREL_UDP_PORT;  in PrepareSocket()
191     if (bind(sSocket, (struct sockaddr *)&sockAddr, sizeof(sockAddr)) == -1)  in PrepareSocket()
206     sockLen = sizeof(sockAddr);  in PrepareSocket()
208     if (getsockname(sSocket, (struct sockaddr *)&sockAddr, &sockLen) == -1)  in PrepareSocket()
214     aUdpPort = ntohs(sockAddr.sin6_port);  in PrepareSocket()
220     struct sockaddr_in6 sockAddr;  in SendPacket()  local
225     memset(&sockAddr, 0, sizeof(sockAddr));  in SendPacket()
226     sockAddr.sin6_family = AF_INET6;  in SendPacket()
227     sockAddr.sin6_port   = htons(aDestSockAddr->mPort);  in SendPacket()
228     memcpy(&sockAddr.sin6_addr, &aDestSockAddr->mAddress, sizeof(otIp6Address));  in SendPacket()
230     ret = sendto(sSocket, aBuffer, aLength, 0, (struct sockaddr *)&sockAddr, sizeof(sockAddr));  in SendPacket()
266     struct sockaddr_in6 sockAddr;  in ReceivePacket()  local
267     socklen_t           sockAddrLen = sizeof(sockAddr);  in ReceivePacket()
270     memset(&sockAddr, 0, sizeof(sockAddr));  in ReceivePacket()
272 …ecvfrom(aSocket, (char *)sRxPacketBuffer, sizeof(sRxPacketBuffer), 0, (struct sockaddr *)&sockAddr,  in ReceivePacket()
283 …LogDebg("ReceivePacket() - received from [%s]:%d, id:%d, pkt:%s", Ip6AddrToString(&sockAddr.sin6_a…  in ReceivePacket()
284 …ntohs(sockAddr.sin6_port), sockAddr.sin6_scope_id, BufferToString(sRxPacketBuffer, sRxPacketLength…  in ReceivePacket()
293         memcpy(&senderAddr.mAddress, &sockAddr.sin6_addr, sizeof(otIp6Address));  in ReceivePacket()
294         senderAddr.mPort = ntohs(sockAddr.sin6_port);  in ReceivePacket()