text: /*
   * idevice_id.c
   * Prints device name or a list of attached devices
   *
   * Copyright (C) 2010-2018 Nikias Bassen <nikias@gmx.li>
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
   */
  
  #ifdef HAVE_CONFIG_H
  #include <config.h>
  #endif
  
  #include <stdio.h>
  #include <string.h>
  #include <stdlib.h>
  #include <getopt.h>
  #include <libimobiledevice/libimobiledevice.h>
  #include <libimobiledevice/lockdown.h>
  
  #define MODE_NONE 0
  #define MODE_SHOW_ID 1
  #define MODE_LIST_DEVICES 2
  
  static void print_usage(int argc, char **argv, int is_error)
  {
  	char *name = NULL;
  	name = strrchr(argv[0], '/');
  	fprintf(is_error ? stderr : stdout, "Usage: %s [OPTIONS] [UDID]\n", (name ? name + 1: argv[0]));
  	fprintf(is_error ? stderr : stdout,
  	  "Prints device name or a list of attached devices.\n\n" \
  	  "  If UDID is given, the name of the connected device with that UDID" \
  	  "  will be retrieved.\n\n" \
  	  "  -l, --list      list UDIDs of all devices attached via USB\n" \
  	  "  -n, --network   list UDIDs of all devices available via network\n" \
  	  "  -d, --debug     enable communication debugging\n" \
  	  "  -h, --help      prints usage information\n" \
  	  "\n" \
  	  "Homepage: <" PACKAGE_URL ">\n"
          );
  }
  
  int main(int argc, char **argv)
  {
  	idevice_t device = NULL;
  	lockdownd_client_t client = NULL;
  	idevice_info_t *dev_list = NULL;
  	char *device_name = NULL;
  	int ret = 0;
  	int i;
  	int mode = MODE_SHOW_ID;
  	int include_usb = 0;
  	int include_network = 0;
  	const char* udid = NULL;
  
  	int c = 0;
  	const struct option longopts[] = {
  		{ "debug", no_argument, NULL, 'd' },
  		{ "help",  no_argument, NULL, 'h' },
  		{ "list",  no_argument, NULL, 'l' },
  		{ "network", no_argument, NULL, 'n' },
  		{ NULL, 0, NULL, 0}
  	};
  
  	while ((c = getopt_long(argc, argv, "dhln", longopts, NULL)) != -1) {
  		switch (c) {
  		case 'd':
  			idevice_set_debug_level(1);
  			break;
  		case 'h':
  			print_usage(argc, argv, 0);
  			exit(EXIT_SUCCESS);
  		case 'l':
  			mode = MODE_LIST_DEVICES;
  			include_usb = 1;
  			break;
  		case 'n':
  			mode = MODE_LIST_DEVICES;
  			include_network = 1;
  			break;
  		default:
  			print_usage(argc, argv, 1);
  			exit(EXIT_FAILURE);
  		}
  	}
  	argc -= optind;
  	argv += optind;
  
  	if (mode == MODE_SHOW_ID && argc != 1) {
  		print_usage(argc + optind, argv - optind, 1);
  		exit(EXIT_FAILURE);
  	}
  	udid = argv[0];
  
  	switch (mode) {
  	case MODE_SHOW_ID:
  		idevice_new_with_options(&device, udid, IDEVICE_LOOKUP_USBMUX | IDEVICE_LOOKUP_NETWORK);
  		if (!device) {
  			fprintf(stderr, "ERROR: No device with UDID %s attached.\n", udid);
  			return -2;
  		}
  
  		if (LOCKDOWN_E_SUCCESS != lockdownd_client_new(device, &client, "idevice_id")) {
  			idevice_free(device);
  			fprintf(stderr, "ERROR: Connecting to device failed!\n");
  			return -2;
  		}
  
  		if ((LOCKDOWN_E_SUCCESS != lockdownd_get_device_name(client, &device_name)) || !device_name) {
  			fprintf(stderr, "ERROR: Could not get device name!\n");
  			ret = -2;
  		}
  
  		lockdownd_client_free(client);
  		idevice_free(device);
  
  		if (ret == 0) {
  			printf("%s\n", device_name);
  		}
  
  		if (device_name) {
  			free(device_name);
  		}
  		break;
  
  	case MODE_LIST_DEVICES:
  	default:
  		if (idevice_get_device_list_extended(&dev_list, &i) < 0) {
  			fprintf(stderr, "ERROR: Unable to retrieve device list!\n");
  			return -1;
  		}
  		for (i = 0; dev_list[i] != NULL; i++) {
  			if (dev_list[i]->conn_type == CONNECTION_USBMUXD && !include_usb) continue;
  			if (dev_list[i]->conn_type == CONNECTION_NETWORK && !include_network) continue;
  			printf("%s", dev_list[i]->udid);
  			if (include_usb && include_network) {
  				if (dev_list[i]->conn_type == CONNECTION_NETWORK) {
  					printf(" (WiFi)");
  				} else {
  					printf(" (USB)");
  				}
  			}
  			printf("\n");
  		}
  		idevice_device_list_extended_free(dev_list);
  		break;
  	}
  	return ret;
  }
  