29 			    struct eth_sandbox_raw_priv *priv)  in _raw_packet_start()  argument
37 	priv->device = malloc(sizeof(struct sockaddr_ll));  in _raw_packet_start()
38 	if (priv->device == NULL)  in _raw_packet_start()
40 	device = priv->device;  in _raw_packet_start()
48 	priv->sd = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL));  in _raw_packet_start()
49 	if (priv->sd < 0) {  in _raw_packet_start()
55 	ret = setsockopt(priv->sd, SOL_SOCKET, SO_BINDTODEVICE, ifname,  in _raw_packet_start()
64 	flags = fcntl(priv->sd, F_GETFL, 0);  in _raw_packet_start()
65 	fcntl(priv->sd, F_SETFL, flags | O_NONBLOCK);  in _raw_packet_start()
70 	ret = setsockopt(priv->sd, SOL_PACKET, PACKET_ADD_MEMBERSHIP,  in _raw_packet_start()
83 		if (ioctl(priv->sd, SIOCGIFFLAGS, &ifr) < 0) {  in _raw_packet_start()
89 		if (ioctl(priv->sd, SIOCSIFFLAGS, &ifr) < 0) {  in _raw_packet_start()
98 static int _local_inet_start(struct eth_sandbox_raw_priv *priv)  in _local_inet_start()  argument
106 	priv->device = malloc(sizeof(struct sockaddr_in));  in _local_inet_start()
107 	if (priv->device == NULL)  in _local_inet_start()
109 	device = priv->device;  in _local_inet_start()
120 	priv->sd = socket(AF_INET, SOCK_RAW, IPPROTO_UDP);  in _local_inet_start()
121 	if (priv->sd < 0) {  in _local_inet_start()
128 	flags = fcntl(priv->sd, F_GETFL, 0);  in _local_inet_start()
129 	fcntl(priv->sd, F_SETFL, flags | O_NONBLOCK);  in _local_inet_start()
132 	ret = setsockopt(priv->sd, IPPROTO_IP, IP_HDRINCL, &one,  in _local_inet_start()
139 	priv->local_bind_sd = -1;  in _local_inet_start()
140 	priv->local_bind_udp_port = 0;  in _local_inet_start()
145 			    struct eth_sandbox_raw_priv *priv)  in sandbox_eth_raw_os_start()  argument
147 	if (priv->local)  in sandbox_eth_raw_os_start()
148 		return _local_inet_start(priv);  in sandbox_eth_raw_os_start()
150 		return _raw_packet_start(ifname, ethmac, priv);  in sandbox_eth_raw_os_start()
154 			    struct eth_sandbox_raw_priv *priv)  in sandbox_eth_raw_os_send()  argument
159 	if (!priv->sd || !priv->device)  in sandbox_eth_raw_os_send()
175 	if (priv->local && (priv->local_bind_sd == -1 ||  in sandbox_eth_raw_os_send()
176 			    priv->local_bind_udp_port != udph->source)) {  in sandbox_eth_raw_os_send()
180 		if (priv->local_bind_sd != -1)  in sandbox_eth_raw_os_send()
181 			close(priv->local_bind_sd);  in sandbox_eth_raw_os_send()
184 		priv->local_bind_sd = socket(AF_INET, SOCK_DGRAM, 0);  in sandbox_eth_raw_os_send()
185 		if (priv->local_bind_sd < 0) {  in sandbox_eth_raw_os_send()
190 		priv->local_bind_udp_port = udph->source;  in sandbox_eth_raw_os_send()
200 		retval = bind(priv->local_bind_sd, (struct sockaddr *)&addr,  in sandbox_eth_raw_os_send()
207 	retval = sendto(priv->sd, packet, length, 0,  in sandbox_eth_raw_os_send()
208 			(struct sockaddr *)priv->device,  in sandbox_eth_raw_os_send()
219 			    const struct eth_sandbox_raw_priv *priv)  in sandbox_eth_raw_os_recv()  argument
224 	if (!priv->sd || !priv->device)  in sandbox_eth_raw_os_recv()
227 	retval = recvfrom(priv->sd, packet, 1536, 0,  in sandbox_eth_raw_os_recv()
228 			  (struct sockaddr *)priv->device,  in sandbox_eth_raw_os_recv()
241 void sandbox_eth_raw_os_stop(struct eth_sandbox_raw_priv *priv)  in sandbox_eth_raw_os_stop()  argument
243 	free(priv->device);  in sandbox_eth_raw_os_stop()
244 	priv->device = NULL;  in sandbox_eth_raw_os_stop()
245 	close(priv->sd);  in sandbox_eth_raw_os_stop()
246 	priv->sd = -1;  in sandbox_eth_raw_os_stop()
247 	if (priv->local) {  in sandbox_eth_raw_os_stop()
248 		if (priv->local_bind_sd != -1)  in sandbox_eth_raw_os_stop()
249 			close(priv->local_bind_sd);  in sandbox_eth_raw_os_stop()
250 		priv->local_bind_sd = -1;  in sandbox_eth_raw_os_stop()
251 		priv->local_bind_udp_port = 0;  in sandbox_eth_raw_os_stop()