119 lines
3.2 KiB
C
119 lines
3.2 KiB
C
/*-
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* Public platform independent Near Field Communication (NFC) library examples
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*
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* Copyright (C) 2009, Roel Verdult
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* Copyright (C) 2010, Romuald Conty, Romain Tartière
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* 1) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2 )Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* Note that this license only applies on the examples, NFC library itself is under LGPL
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*
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*/
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/**
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* @file nfc-probe.c
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* @brief Lists each available NFC device
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif // HAVE_CONFIG_H
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#ifdef HAVE_LIBUSB
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# ifdef DEBUG
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# include <sys/param.h>
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# include <usb.h>
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# endif
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#endif
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#include <err.h>
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#include <stdio.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <string.h>
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#include <nfc/nfc.h>
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#include "nfc-utils.h"
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#define MAX_DEVICE_COUNT 16
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#define MAX_TARGET_COUNT 16
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static nfc_device *pnd;
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void
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print_usage (const char* progname)
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{
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printf ("usage: %s [-v]\n", progname);
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printf (" -v\t verbose display\n");
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}
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int
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main (int argc, const char *argv[])
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{
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(void) argc;
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const char *acLibnfcVersion;
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size_t i;
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bool verbose = false;
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nfc_init (NULL);
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// Display libnfc version
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acLibnfcVersion = nfc_version ();
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printf ("%s uses libnfc %s\n", argv[0], acLibnfcVersion);
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if (argc != 1) {
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if ((argc == 2) && (0 == strcmp ("-v", argv[1]))) {
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verbose = true;
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} else {
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print_usage (argv[0]);
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exit (EXIT_FAILURE);
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}
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}
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#ifdef HAVE_LIBUSB
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# ifdef DEBUG
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usb_set_debug (4);
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# endif
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#endif
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nfc_connstring connstrings[MAX_DEVICE_COUNT];
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size_t szDeviceFound = nfc_list_devices (NULL, connstrings, MAX_DEVICE_COUNT);
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int res = EXIT_FAILURE;
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if (szDeviceFound == 0) {
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printf ("No NFC device found.\n");
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goto bye;
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}
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printf ("%d NFC device(s) found:\n", (int)szDeviceFound);
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for (i = 0; i < szDeviceFound; i++) {
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pnd = nfc_open (NULL, connstrings[i]);
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if (pnd != NULL) {
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printf ("- %s:\n %s\n", nfc_device_get_name (pnd), nfc_device_get_connstring (pnd));
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nfc_close (pnd);
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}
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}
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res = EXIT_SUCCESS;
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bye:
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nfc_exit (NULL);
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return res;
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}
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