120 static bool checkRtNetlinkLength(const struct nlmsghdr *nh, size_t size) {  in checkRtNetlinkLength()  argument
121     if (nh->nlmsg_len < NLMSG_LENGTH(size)) {  in checkRtNetlinkLength()
122         SLOGE("Got a short %s message\n", rtMessageName(nh->nlmsg_type));  in checkRtNetlinkLength()
144 bool NetlinkEvent::parseIfInfoMessage(const struct nlmsghdr *nh) {  in parseIfInfoMessage()  argument
145     struct ifinfomsg *ifi = (struct ifinfomsg *) NLMSG_DATA(nh);  in parseIfInfoMessage()
146     if (!checkRtNetlinkLength(nh, sizeof(*ifi)))  in parseIfInfoMessage()
153     int len = IFLA_PAYLOAD(nh);  in parseIfInfoMessage()
178 bool NetlinkEvent::parseIfAddrMessage(const struct nlmsghdr *nh) {  in parseIfAddrMessage()  argument
179     struct ifaddrmsg *ifaddr = (struct ifaddrmsg *) NLMSG_DATA(nh);  in parseIfAddrMessage()
185     if (!checkRtNetlinkLength(nh, sizeof(*ifaddr)))  in parseIfAddrMessage()
188     int type = nh->nlmsg_type;  in parseIfAddrMessage()
201     int len = IFA_PAYLOAD(nh);  in parseIfAddrMessage()
282 bool NetlinkEvent::parseUlogPacketMessage(const struct nlmsghdr *nh) {  in parseUlogPacketMessage()  argument
284     ulog_packet_msg_t *pm = (ulog_packet_msg_t *) NLMSG_DATA(nh);  in parseUlogPacketMessage()
285     if (!checkRtNetlinkLength(nh, sizeof(*pm)))  in parseUlogPacketMessage()
311 bool NetlinkEvent::parseNfPacketMessage(struct nlmsghdr *nh) {  in parseNfPacketMessage()  argument
316     struct nlattr* uid_attr = findNlAttr(nh, sizeof(struct genlmsghdr), NFULA_UID);  in parseNfPacketMessage()
321     struct nlattr* payload = findNlAttr(nh, sizeof(struct genlmsghdr), NFULA_PAYLOAD);  in parseNfPacketMessage()
347 bool NetlinkEvent::parseRtMessage(const struct nlmsghdr *nh) {  in parseRtMessage()  argument
348     uint8_t type = nh->nlmsg_type;  in parseRtMessage()
356     struct rtmsg *rtm = (struct rtmsg *) NLMSG_DATA(nh);  in parseRtMessage()
357     if (!checkRtNetlinkLength(nh, sizeof(*rtm)))  in parseRtMessage()
381     size_t len = RTM_PAYLOAD(nh);  in parseRtMessage()
439 bool NetlinkEvent::parseNdUserOptMessage(const struct nlmsghdr *nh) {  in parseNdUserOptMessage()  argument
440     struct nduseroptmsg *msg = (struct nduseroptmsg *) NLMSG_DATA(nh);  in parseNdUserOptMessage()
441     if (!checkRtNetlinkLength(nh, sizeof(*msg)))  in parseNdUserOptMessage()
445     int len = NLMSG_PAYLOAD(nh, sizeof(*msg));  in parseNdUserOptMessage()
561     struct nlmsghdr *nh;  in parseBinaryNetlinkMessage()  local
563     for (nh = (struct nlmsghdr *) buffer;  in parseBinaryNetlinkMessage()
564          NLMSG_OK(nh, (unsigned) size) && (nh->nlmsg_type != NLMSG_DONE);  in parseBinaryNetlinkMessage()
565          nh = NLMSG_NEXT(nh, size)) {  in parseBinaryNetlinkMessage()
567         if (!rtMessageName(nh->nlmsg_type)) {  in parseBinaryNetlinkMessage()
568             SLOGD("Unexpected netlink message type %d\n", nh->nlmsg_type);  in parseBinaryNetlinkMessage()
572         if (nh->nlmsg_type == RTM_NEWLINK) {  in parseBinaryNetlinkMessage()
573             if (parseIfInfoMessage(nh))  in parseBinaryNetlinkMessage()
576         } else if (nh->nlmsg_type == LOCAL_QLOG_NL_EVENT) {  in parseBinaryNetlinkMessage()
577             if (parseUlogPacketMessage(nh))  in parseBinaryNetlinkMessage()
580         } else if (nh->nlmsg_type == RTM_NEWADDR ||  in parseBinaryNetlinkMessage()
581                    nh->nlmsg_type == RTM_DELADDR) {  in parseBinaryNetlinkMessage()
582             if (parseIfAddrMessage(nh))  in parseBinaryNetlinkMessage()
585         } else if (nh->nlmsg_type == RTM_NEWROUTE ||  in parseBinaryNetlinkMessage()
586                    nh->nlmsg_type == RTM_DELROUTE) {  in parseBinaryNetlinkMessage()
587             if (parseRtMessage(nh))  in parseBinaryNetlinkMessage()
590         } else if (nh->nlmsg_type == RTM_NEWNDUSEROPT) {  in parseBinaryNetlinkMessage()
591             if (parseNdUserOptMessage(nh))  in parseBinaryNetlinkMessage()
594         } else if (nh->nlmsg_type == LOCAL_NFLOG_PACKET) {  in parseBinaryNetlinkMessage()
595             if (parseNfPacketMessage(nh))  in parseBinaryNetlinkMessage()
699 nlattr* NetlinkEvent::findNlAttr(const nlmsghdr* nh, size_t hdrlen, uint16_t attr) {  in findNlAttr()  argument
700     if (nh == nullptr || NLMSG_HDRLEN + NLMSG_ALIGN(hdrlen) > SSIZE_MAX) {  in findNlAttr()
706     ssize_t left = nh->nlmsg_len - NLA_START;  in findNlAttr()
707     uint8_t* hdr = ((uint8_t*)nh) + NLA_START;  in findNlAttr()