Exemple #1
0
int main(int argc, char *argv[])
{
	int opt;
	int do_follow, do_file, do_promisc;
	int do_get_aa, do_set_aa;
	int do_crc;
	int do_adv_index;
	int do_slave_mode;
	int do_target;
	char ubertooth_device = -1;

	btle_options cb_opts = { .allowed_access_address_errors = 32 };

	int r;
	u32 access_address;
	uint8_t mac_address[6] = { 0, };

	do_follow = do_file = 0, do_promisc = 0;
	do_get_aa = do_set_aa = 0;
	do_crc = -1; // 0 and 1 mean set, 2 means get
	do_adv_index = 37;
	do_slave_mode = do_target = 0;

	while ((opt=getopt(argc,argv,"a::r:d:hfpi:U:v::A:s:t:x:c:q:")) != EOF) {
		switch(opt) {
		case 'a':
			if (optarg == NULL) {
				do_get_aa = 1;
			} else {
				do_set_aa = 1;
				sscanf(optarg, "%08x", &access_address);
			}
			break;
		case 'f':
			do_follow = 1;
			break;
		case 'p':
			do_promisc = 1;
			break;
		case 'i':
			do_file = 1;
			infile = fopen(optarg, "r");
			if (infile == NULL) {
				printf("Could not open file %s\n", optarg);
				usage();
				return 1;
			}
			break;
		case 'U':
			ubertooth_device = atoi(optarg);
			break;
		case 'r':
			if (!h_pcapng_le) {
				if (lell_pcapng_create_file(optarg, "Ubertooth", &h_pcapng_le)) {
					err(1, "lell_pcapng_create_file: ");
				}
			}
			else {
				printf("Ignoring extra capture file: %s\n", optarg);
			}
			break;
#ifdef ENABLE_PCAP
		case 'q':
			if (!h_pcap_le) {
				if (lell_pcap_create_file(optarg, &h_pcap_le)) {
					err(1, "lell_pcap_create_file: ");
				}
			}
			else {
				printf("Ignoring extra capture file: %s\n", optarg);
			}
			break;
		case 'c':
			if (!h_pcap_le) {
				if (lell_pcap_ppi_create_file(optarg, 0, &h_pcap_le)) {
					err(1, "lell_pcap_ppi_create_file: ");
				}
			}
			else {
				printf("Ignoring extra capture file: %s\n", optarg);
			}
			break;
#endif
		case 'd':
			dumpfile = fopen(optarg, "w");
			if (dumpfile == NULL) {
				perror(optarg);
				return 1;
			}
			break;
		case 'v':
			if (optarg)
				do_crc = atoi(optarg) ? 1 : 0;
			else
				do_crc = 2; // get
			break;
		case 'A':
			do_adv_index = atoi(optarg);
			if (do_adv_index < 37 || do_adv_index > 39) {
				printf("Error: advertising index must be 37, 38, or 39\n");
				usage();
				return 1;
			}
			break;
		case 's':
			do_slave_mode = 1;
			r = convert_mac_address(optarg, mac_address);
			if (!r) {
				usage();
				return 1;
			}
			break;
		case 't':
			do_target = 1;
			r = convert_mac_address(optarg, mac_address);
			if (!r) {
				usage();
				return 1;
			}
			break;
		case 'x':
			cb_opts.allowed_access_address_errors = (unsigned) atoi(optarg);
			if (cb_opts.allowed_access_address_errors > 32) {
				printf("Error: can tolerate 0-32 access address bit errors\n");
				usage();
				return 1;
			}
			break;
		case 'h':
		default:
			usage();
			return 1;
		}
	}

	if (do_file) {
		rx_btle_file(infile);
		fclose(infile);
		return 0; // do file is the only command that doesn't open ubertooth
	}

	devh = ubertooth_start(ubertooth_device);
	if (devh == NULL) {
		usage();
		return 1;
	}

	/* Clean up on exit. */
	signal(SIGINT, cleanup);
	signal(SIGQUIT, cleanup);
	signal(SIGTERM, cleanup);


	if (do_follow || do_promisc) {
		usb_pkt_rx pkt;

		cmd_set_modulation(devh, MOD_BT_LOW_ENERGY);

		if (do_follow) {
			u16 channel;
			if (do_adv_index == 37)
				channel = 2402;
			else if (do_adv_index == 38)
				channel = 2426;
			else
				channel = 2480;
			cmd_set_channel(devh, channel);
			cmd_btle_sniffing(devh, 2);
		} else {
			cmd_btle_promisc(devh);
		}

		while (1) {
			int r = cmd_poll(devh, &pkt);
			if (r < 0) {
				printf("USB error\n");
				break;
			}
			if (r == sizeof(usb_pkt_rx))
				cb_btle(&cb_opts, &pkt, 0);
			usleep(500);
		}
		ubertooth_stop(devh);
	}

	if (do_get_aa) {
		access_address = cmd_get_access_address(devh);
		printf("Access address: %08x\n", access_address);
		return 0;
	}

	if (do_set_aa) {
		cmd_set_access_address(devh, access_address);
		printf("access address set to: %08x\n", access_address);
	}

	if (do_crc >= 0) {
		int r;
		if (do_crc == 2) {
			r = cmd_get_crc_verify(devh);
		} else {
			cmd_set_crc_verify(devh, do_crc);
			r = do_crc;
		}
		printf("CRC: %sverify\n", r ? "" : "DO NOT ");
	}

	if (do_slave_mode) {
		u16 channel;
		if (do_adv_index == 37)
			channel = 2402;
		else if (do_adv_index == 38)
			channel = 2426;
		else
			channel = 2480;
		cmd_set_channel(devh, channel);

		cmd_btle_slave(devh, mac_address);
	}

	if (do_target) {
		r = cmd_btle_set_target(devh, mac_address);
		if (r == 0) {
			int i;
			printf("target set to: ");
			for (i = 0; i < 5; ++i)
				printf("%02x:", mac_address[i]);
			printf("%02x\n", mac_address[5]);
		}
	}

	return 0;
}
Exemple #2
0
int main(int argc, char *argv[])
{
	int opt;
	int do_follow, do_promisc;
	int do_get_aa, do_set_aa;
	int do_crc;
	int do_adv_index;
	int do_slave_mode;
	int do_target;
	enum jam_modes jam_mode = JAM_NONE;
	char ubertooth_device = -1;
	ubertooth_t* ut = ubertooth_init();

	btle_options cb_opts = { .allowed_access_address_errors = 32 };

	int r;
	u32 access_address;
	uint8_t mac_address[6] = { 0, };

	do_follow = do_promisc = 0;
	do_get_aa = do_set_aa = 0;
	do_crc = -1; // 0 and 1 mean set, 2 means get
	do_adv_index = 37;
	do_slave_mode = do_target = 0;

	while ((opt=getopt(argc,argv,"a::r:hfpU:v::A:s:t:x:c:q:jJiI")) != EOF) {
		switch(opt) {
		case 'a':
			if (optarg == NULL) {
				do_get_aa = 1;
			} else {
				do_set_aa = 1;
				sscanf(optarg, "%08x", &access_address);
			}
			break;
		case 'f':
			do_follow = 1;
			break;
		case 'p':
			do_promisc = 1;
			break;
		case 'U':
			ubertooth_device = atoi(optarg);
			break;
		case 'r':
			if (!ut->h_pcapng_le) {
				if (lell_pcapng_create_file(optarg, "Ubertooth", &ut->h_pcapng_le)) {
					err(1, "lell_pcapng_create_file: ");
				}
			}
			else {
				printf("Ignoring extra capture file: %s\n", optarg);
			}
			break;
#ifdef ENABLE_PCAP
		case 'q':
			if (!ut->h_pcap_le) {
				if (lell_pcap_create_file(optarg, &ut->h_pcap_le)) {
					err(1, "lell_pcap_create_file: ");
				}
			}
			else {
				printf("Ignoring extra capture file: %s\n", optarg);
			}
			break;
		case 'c':
			if (!ut->h_pcap_le) {
				if (lell_pcap_ppi_create_file(optarg, 0, &ut->h_pcap_le)) {
					err(1, "lell_pcap_ppi_create_file: ");
				}
			}
			else {
				printf("Ignoring extra capture file: %s\n", optarg);
			}
			break;
#endif
		case 'v':
			if (optarg)
				do_crc = atoi(optarg) ? 1 : 0;
			else
				do_crc = 2; // get
			break;
		case 'A':
			do_adv_index = atoi(optarg);
			if (do_adv_index < 37 || do_adv_index > 39) {
				printf("Error: advertising index must be 37, 38, or 39\n");
				usage();
				return 1;
			}
			break;
		case 's':
			do_slave_mode = 1;
			r = convert_mac_address(optarg, mac_address);
			if (!r) {
				usage();
				return 1;
			}
			break;
		case 't':
			do_target = 1;
			r = convert_mac_address(optarg, mac_address);
			if (!r) {
				usage();
				return 1;
			}
			break;
		case 'x':
			cb_opts.allowed_access_address_errors = (unsigned) atoi(optarg);
			if (cb_opts.allowed_access_address_errors > 32) {
				printf("Error: can tolerate 0-32 access address bit errors\n");
				usage();
				return 1;
			}
			break;
		case 'i':
		case 'j':
			jam_mode = JAM_ONCE;
			break;
		case 'I':
		case 'J':
			jam_mode = JAM_CONTINUOUS;
			break;
		case 'h':
		default:
			usage();
			return 1;
		}
	}


	r = ubertooth_connect(ut, ubertooth_device);
	if (r < 0) {
		usage();
		return 1;
	}

	/* Clean up on exit. */
	register_cleanup_handler(ut);

	if (do_follow && do_promisc) {
		printf("Error: must choose either -f or -p, one or the other pal\n");
		return 1;
	}

	if (do_follow || do_promisc) {
		usb_pkt_rx rx;

		r = cmd_set_jam_mode(ut->devh, jam_mode);
		if (jam_mode != JAM_NONE && r != 0) {
			printf("Jamming not supported\n");
			return 1;
		}
		cmd_set_modulation(ut->devh, MOD_BT_LOW_ENERGY);

		if (do_follow) {
			u16 channel;
			if (do_adv_index == 37)
				channel = 2402;
			else if (do_adv_index == 38)
				channel = 2426;
			else
				channel = 2480;
			cmd_set_channel(ut->devh, channel);
			cmd_btle_sniffing(ut->devh, 2);
		} else {
			cmd_btle_promisc(ut->devh);
		}

		while (1) {
			int r = cmd_poll(ut->devh, &rx);
			if (r < 0) {
				printf("USB error\n");
				break;
			}
			if (r == sizeof(usb_pkt_rx)) {
				ringbuffer_add(ut->packets, &rx);
				cb_btle(ut, &cb_opts);
			}
			usleep(500);
		}
		ubertooth_stop(ut);
	}

	if (do_get_aa) {
		access_address = cmd_get_access_address(ut->devh);
		printf("Access address: %08x\n", access_address);
		return 0;
	}

	if (do_set_aa) {
		cmd_set_access_address(ut->devh, access_address);
		printf("access address set to: %08x\n", access_address);
	}

	if (do_crc >= 0) {
		int r;
		if (do_crc == 2) {
			r = cmd_get_crc_verify(ut->devh);
		} else {
			cmd_set_crc_verify(ut->devh, do_crc);
			r = do_crc;
		}
		printf("CRC: %sverify\n", r ? "" : "DO NOT ");
	}

	if (do_slave_mode) {
		u16 channel;
		if (do_adv_index == 37)
			channel = 2402;
		else if (do_adv_index == 38)
			channel = 2426;
		else
			channel = 2480;
		cmd_set_channel(ut->devh, channel);

		cmd_btle_slave(ut->devh, mac_address);
	}

	if (do_target) {
		r = cmd_btle_set_target(ut->devh, mac_address);
		if (r == 0) {
			int i;
			printf("target set to: ");
			for (i = 0; i < 5; ++i)
				printf("%02x:", mac_address[i]);
			printf("%02x\n", mac_address[5]);
		}
	}

	if (!(do_follow || do_promisc || do_get_aa || do_set_aa ||
				do_crc >= 0 || do_slave_mode || do_target))
		usage();

	return 0;
}