126 	int fd = -1;  in create_tap_fd()  local
129 	fd = open(PATH_NET_TUN, O_RDWR);  in create_tap_fd()
130 	if (fd < 0) {  in create_tap_fd()
138 	err = ioctl(fd, TUNSETIFF, (void *) &ifr);  in create_tap_fd()
145 	ioctl(fd, TUNSETOFFLOAD, offload);  in create_tap_fd()
146 	return fd;  in create_tap_fd()
148 	if (fd >= 0)  in create_tap_fd()
149 		os_close_file(fd);  in create_tap_fd()
156 	int fd = -1;  in create_raw_fd()  local
160 	fd = socket(AF_PACKET, SOCK_RAW, flags);  in create_raw_fd()
161 	if (fd == -1) {  in create_raw_fd()
167 	if (ioctl(fd, SIOCGIFINDEX, (void *) &ifr) < 0) {  in create_raw_fd()
176 	if (bind(fd,  in create_raw_fd()
181 	return fd;  in create_raw_fd()
184 	if (fd >= 0)  in create_raw_fd()
185 		os_close_file(fd);  in create_raw_fd()
191 	int fd = -1;  in user_init_tap_fds()  local
213 	fd = create_tap_fd(iface);  in user_init_tap_fds()
214 	if (fd < 0) {  in user_init_tap_fds()
218 	result->tx_fd = fd;  in user_init_tap_fds()
219 	result->rx_fd = fd;  in user_init_tap_fds()
222 	printk(UM_KERN_ERR "user_init_tap: init failed, error %d", fd);  in user_init_tap_fds()
275 	int fd = -1;  in user_init_unix_fds()  local
316 	fd = socket(AF_UNIX, socktype, 0);  in user_init_unix_fds()
317 	if (fd == -1) {  in user_init_unix_fds()
325 		if (bind(fd, (struct sockaddr *) local_addr, sizeof(struct sockaddr_un))) {  in user_init_unix_fds()
332 		if (connect(fd, remote_addr, sizeof(struct sockaddr_un)) < 0) {  in user_init_unix_fds()
338 	result->rx_fd = fd;  in user_init_unix_fds()
339 	result->tx_fd = fd;  in user_init_unix_fds()
344 	if (fd >= 0)  in user_init_unix_fds()
345 		os_close_file(fd);  in user_init_unix_fds()
390 bool uml_raw_enable_qdisc_bypass(int fd)  in uml_raw_enable_qdisc_bypass()  argument
394 	if (setsockopt(fd,  in uml_raw_enable_qdisc_bypass()
402 bool uml_raw_enable_vnet_headers(int fd)  in uml_raw_enable_vnet_headers()  argument
406 	if (setsockopt(fd,  in uml_raw_enable_vnet_headers()
409 		printk(UM_KERN_INFO VNET_HDR_FAIL, fd);  in uml_raw_enable_vnet_headers()
414 bool uml_tap_enable_vnet_headers(int fd)  in uml_tap_enable_vnet_headers()  argument
419 	if (ioctl(fd, TUNGETFEATURES, &features) == -1) {  in uml_tap_enable_vnet_headers()
427 	ioctl(fd, TUNSETVNETHDRSZ, &len);  in uml_tap_enable_vnet_headers()
434 	int fd = -1, gairet;  in user_init_socket_fds()  local
497 	fd = socket(gairesult->ai_family,  in user_init_socket_fds()
499 	if (fd == -1) {  in user_init_socket_fds()
506 	if (bind(fd,  in user_init_socket_fds()
529 		result->rx_fd = fd;  in user_init_socket_fds()
530 		result->tx_fd = fd;  in user_init_socket_fds()
548 	if (fd >= 0)  in user_init_socket_fds()
549 		os_close_file(fd);  in user_init_socket_fds()
589 int uml_vector_sendmsg(int fd, void *hdr, int flags)  in uml_vector_sendmsg()  argument
593 	CATCH_EINTR(n = sendmsg(fd, (struct msghdr *) hdr,  flags));  in uml_vector_sendmsg()
602 int uml_vector_recvmsg(int fd, void *hdr, int flags)  in uml_vector_recvmsg()  argument
607 	CATCH_EINTR(n = readv(fd, msg->msg_iov, msg->msg_iovlen));  in uml_vector_recvmsg()
616 int uml_vector_writev(int fd, void *hdr, int iovcount)  in uml_vector_writev()  argument
620 	CATCH_EINTR(n = writev(fd, (struct iovec *) hdr,  iovcount));  in uml_vector_writev()
630 	int fd,  in uml_vector_sendmmsg()  argument
637 	CATCH_EINTR(n = sendmmsg(fd, (struct mmsghdr *) msgvec, vlen, flags));  in uml_vector_sendmmsg()
647 	int fd,  in uml_vector_recvmmsg()  argument
655 		n = recvmmsg(fd, (struct mmsghdr *) msgvec, vlen, flags, 0));  in uml_vector_recvmmsg()
663 int uml_vector_attach_bpf(int fd, void *bpf, int bpf_len)  in uml_vector_attach_bpf()  argument
665 	int err = setsockopt(fd, SOL_SOCKET, SO_ATTACH_FILTER, bpf, bpf_len);  in uml_vector_attach_bpf()
668 		printk(KERN_ERR BPF_ATTACH_FAIL, bpf_len, fd, -errno);  in uml_vector_attach_bpf()
674 void *uml_vector_default_bpf(int fd, void *mac)  in uml_vector_default_bpf()  argument
701 			fd, &bpf_prog, sizeof(struct sock_fprog)) < 0) {  in uml_vector_default_bpf()