2 * NFC routines for Wi-Fi Protected Setup
3 * Copyright (c) 2009, Masashi Honma <honma@ictec.co.jp>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
9 * Alternatively, this software may be distributed under the terms of BSD
12 * See README and COPYING for more details.
23 struct oob_nfc_device_data *oob_nfc_dev;
27 static void * init_nfc(struct wps_context *wps,
28 struct oob_device_data *oob_dev, int registrar)
30 struct oob_nfc_device_data *oob_nfc_dev;
31 struct wps_nfc_data *data;
33 oob_nfc_dev = wps_get_oob_nfc_device(oob_dev->device_name);
34 if (oob_nfc_dev == NULL) {
35 wpa_printf(MSG_ERROR, "WPS (NFC): Unknown NFC device (%s)",
36 oob_dev->device_name);
40 if (oob_nfc_dev->init_func(oob_dev->device_path) < 0)
43 data = os_zalloc(sizeof(*data));
45 wpa_printf(MSG_ERROR, "WPS (NFC): Failed to allocate "
49 data->oob_nfc_dev = oob_nfc_dev;
54 static struct wpabuf * read_nfc(void *priv)
56 struct wps_nfc_data *data = priv;
57 struct wpabuf *wifi, *buf;
61 raw_data = data->oob_nfc_dev->read_func(&len);
65 wifi = wpabuf_alloc_copy(raw_data, len);
68 wpa_printf(MSG_ERROR, "WPS (NFC): Failed to allocate "
73 buf = ndef_parse_wifi(wifi);
76 wpa_printf(MSG_ERROR, "WPS (NFC): Failed to unwrap");
81 static int write_nfc(void *priv, struct wpabuf *buf)
83 struct wps_nfc_data *data = priv;
87 wifi = ndef_build_wifi(buf);
89 wpa_printf(MSG_ERROR, "WPS (NFC): Failed to wrap");
93 ret = data->oob_nfc_dev->write_func(wpabuf_mhead(wifi),
100 static void deinit_nfc(void *priv)
102 struct wps_nfc_data *data = priv;
104 data->oob_nfc_dev->deinit_func();
110 struct oob_device_data oob_nfc_device_data = {
113 .init_func = init_nfc,
114 .read_func = read_nfc,
115 .write_func = write_nfc,
116 .deinit_func = deinit_nfc,