2015-09-28 17:54:45 +02:00
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/*
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*
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* Wireless daemon for Linux
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*
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* Copyright (C) 2015 Intel Corporation. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <errno.h>
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#include <ell/ell.h>
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#include "scan.h"
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#include "ie.h"
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#include "wscutil.h"
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#include "wsc.h"
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#define WALK_TIME 120
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2015-09-29 03:38:17 +02:00
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static struct l_genl_family *nl80211 = NULL;
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2015-09-28 17:54:45 +02:00
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struct wsc_sm {
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uint8_t *wsc_ies;
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size_t wsc_ies_size;
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struct l_timeout *walk_timer;
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};
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struct wsc_sm *wsc_sm_new_pushbutton(uint32_t ifindex, const uint8_t *addr,
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uint32_t bands)
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{
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static const uint8_t wfa_oui[] = { 0x00, 0x50, 0xF2 };
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struct wsc_sm *sm;
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struct wsc_probe_request req;
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uint8_t *wsc_data;
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size_t wsc_data_size;
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memset(&req, 0, sizeof(req));
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req.version2 = true;
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req.request_type = WSC_REQUEST_TYPE_ENROLLEE_INFO;
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/* TODO: Grab from configuration file ? */
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req.config_methods = WSC_CONFIGURATION_METHOD_VIRTUAL_PUSH_BUTTON |
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WSC_CONFIGURATION_METHOD_KEYPAD;
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if (!wsc_uuid_from_addr(addr, req.uuid_e))
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return NULL;
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/* TODO: Grab from configuration file ? */
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req.primary_device_type.category = 255;
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memcpy(req.primary_device_type.oui, wfa_oui, 3);
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req.primary_device_type.oui_type = 0x04;
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req.primary_device_type.subcategory = 0;
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if (bands & SCAN_BAND_2_4_GHZ)
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req.rf_bands |= WSC_RF_BAND_2_4_GHZ;
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if (bands & SCAN_BAND_5_GHZ)
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req.rf_bands |= WSC_RF_BAND_5_0_GHZ;
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req.association_state = WSC_ASSOCIATION_STATE_NOT_ASSOCIATED,
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req.configuration_error = WSC_CONFIGURATION_ERROR_NO_ERROR,
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req.device_password_id = WSC_DEVICE_PASSWORD_ID_PUSH_BUTTON,
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req.request_to_enroll = true,
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wsc_data = wsc_build_probe_request(&req, &wsc_data_size);
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if (!wsc_data)
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return NULL;
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sm = l_new(struct wsc_sm, 1);
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sm->wsc_ies = ie_tlv_encapsulate_wsc_payload(wsc_data, wsc_data_size,
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&sm->wsc_ies_size);
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l_free(wsc_data);
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if (sm->wsc_ies) {
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l_free(sm);
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return NULL;
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}
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return sm;
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}
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void wsc_sm_free(struct wsc_sm *sm)
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{
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l_free(sm);
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}
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2015-09-29 03:38:17 +02:00
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bool wsc_init(struct l_genl_family *in)
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{
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nl80211 = in;
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return true;
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}
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bool wsc_exit()
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{
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l_debug("");
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if (!nl80211)
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return false;
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nl80211 = 0;
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return true;
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}
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