35     int sock = socket(AF_NETLINK, SOCK_DGRAM | SOCK_CLOEXEC, protocol);  in openNetlinkSocket()  local
36     if (sock == -1) {  in openNetlinkSocket()
39     if (connect(sock, reinterpret_cast<const sockaddr*>(&KERNEL_NLADDR),  in openNetlinkSocket()
43     return sock;  in openNetlinkSocket()
46 int recvNetlinkAck(int sock) {  in recvNetlinkAck()  argument
52     int ret = recv(sock, &response, sizeof(response), 0);  in recvNetlinkAck()
97     int sock = openNetlinkSocket(NETLINK_ROUTE);  in sendNetlinkRequest()  local
98     if (sock < 0) {  in sendNetlinkRequest()
99         return sock;  in sendNetlinkRequest()
104     if (writev(sock, iov, iovlen) == -1) {  in sendNetlinkRequest()
107         close(sock);  in sendNetlinkRequest()
112         ret = recvNetlinkAck(sock);  in sendNetlinkRequest()
114         ret = processNetlinkDump(sock, *callback);  in sendNetlinkRequest()
117     close(sock);  in sendNetlinkRequest()
126 int processNetlinkDump(int sock, const NetlinkDumpCallback& callback) {  in processNetlinkDump()  argument
131         bytesread = read(sock, buf, sizeof(buf));  in processNetlinkDump()