144 can_activate(pcap_t* handle)  in can_activate()  argument
146 	struct pcap_can *handlep = handle->priv;  in can_activate()
151 	handle->bufsize = 24;  in can_activate()
152 	handle->offset = 8;  in can_activate()
153 	handle->linktype = DLT_CAN_SOCKETCAN;  in can_activate()
154 	handle->read_op = can_read_linux;  in can_activate()
155 	handle->inject_op = can_inject_linux;  in can_activate()
156 	handle->setfilter_op = can_setfilter_linux;  in can_activate()
157 	handle->setdirection_op = can_setdirection_linux;  in can_activate()
158 	handle->set_datalink_op = NULL;  in can_activate()
159 	handle->getnonblock_op = pcap_getnonblock_fd;  in can_activate()
160 	handle->setnonblock_op = pcap_setnonblock_fd;  in can_activate()
161 	handle->stats_op = can_stats_linux;  in can_activate()
164 	handle->fd = socket(PF_CAN, SOCK_RAW, CAN_RAW);  in can_activate()
165 	if (handle->fd < 0)  in can_activate()
167 		snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Can't create raw socket %d:%s",  in can_activate()
174 	strncpy(ifr.ifr_name, handle->opt.source, sizeof(ifr.ifr_name));  in can_activate()
175 	if (ioctl(handle->fd, SIOCGIFINDEX, &ifr) < 0)  in can_activate()
177 		snprintf(handle->errbuf, PCAP_ERRBUF_SIZE,  in can_activate()
180 		pcap_cleanup_live_common(handle);  in can_activate()
186 	handle->buffer = malloc(handle->bufsize);  in can_activate()
187 	if (!handle->buffer)  in can_activate()
189 		snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Can't allocate dump buffer: %s",  in can_activate()
191 		pcap_cleanup_live_common(handle);  in can_activate()
198 	if( bind( handle->fd, (struct sockaddr*)&addr, sizeof(addr) ) < 0  )  in can_activate()
200 		snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Can't attach to device %d %d:%s",  in can_activate()
202 		pcap_cleanup_live_common(handle);  in can_activate()
206 	if (handle->opt.rfmon)  in can_activate()
209 		pcap_cleanup_live_common(handle);  in can_activate()
213 	handle->selectable_fd = handle->fd;  in can_activate()
220 can_read_linux(pcap_t *handle, int max_packets, pcap_handler callback, u_char *user)  in can_read_linux()  argument
227 	iv.iov_base = &handle->buffer[handle->offset];  in can_read_linux()
228 	iv.iov_len = handle->snapshot;  in can_read_linux()
233 	msg.msg_control = handle->buffer;  in can_read_linux()
234 	msg.msg_controllen = handle->offset;  in can_read_linux()
238 		pkth.caplen = recvmsg(handle->fd, &msg, 0);  in can_read_linux()
239 		if (handle->break_loop)  in can_read_linux()
241 			handle->break_loop = 0;  in can_read_linux()
248 		snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Can't receive packet %d:%s",  in can_read_linux()
254 	cf = (struct can_frame*)&handle->buffer[8];  in can_read_linux()
262 		snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "Can't get time of day %d:%s",  in can_read_linux()
267 	callback(user, &pkth, &handle->buffer[8]);  in can_read_linux()
274 can_inject_linux(pcap_t *handle, const void *buf, size_t size)  in can_inject_linux()  argument
277 	snprintf(handle->errbuf, PCAP_ERRBUF_SIZE, "inject not supported on "  in can_inject_linux()
284 can_stats_linux(pcap_t *handle, struct pcap_stat *stats)  in can_stats_linux()  argument