mirror of https://github.com/labapart/gattlib
78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
/*
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* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0-or-later
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*
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* Copyright (c) 2021, Olivier Martin <olivier@labapart.org>
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*/
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#include <string.h>
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#include "gattlib_internal.h"
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#define EDDYSTONE_SERVICE_UUID "0000FEAA-0000-1000-8000-00805F9B34FB"
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const uuid_t gattlib_eddystone_common_data_uuid = CREATE_UUID16(0xFEAA);
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const char *gattlib_eddystone_url_scheme_prefix[] = {
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"http://www.",
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"https://www.",
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"http://",
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"https://"
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};
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struct on_eddystone_discovered_device_arg {
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gattlib_discovered_device_with_data_t discovered_device_cb;
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void *user_data;
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};
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static void on_eddystone_discovered_device(void *adapter, const char* addr, const char* name, void *user_data)
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{
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struct on_eddystone_discovered_device_arg *callback_data = user_data;
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gattlib_advertisement_data_t *advertisement_data;
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size_t advertisement_data_count;
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uint16_t manufacturer_id;
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uint8_t *manufacturer_data;
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size_t manufacturer_data_size;
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int ret;
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ret = gattlib_get_advertisement_data_from_mac(adapter, addr,
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&advertisement_data, &advertisement_data_count,
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&manufacturer_id, &manufacturer_data, &manufacturer_data_size);
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if (ret != 0) {
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return;
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}
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callback_data->discovered_device_cb(adapter, addr, name,
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advertisement_data, advertisement_data_count,
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manufacturer_id, manufacturer_data, manufacturer_data_size,
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callback_data->user_data);
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}
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int gattlib_adapter_scan_eddystone(void *adapter, int16_t rssi_threshold, uint32_t eddystone_types,
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gattlib_discovered_device_with_data_t discovered_device_cb, size_t timeout, void *user_data)
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{
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uuid_t eddystone_uuid;
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uint32_t enabled_filters = GATTLIB_DISCOVER_FILTER_USE_UUID;
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int ret;
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ret = gattlib_string_to_uuid(EDDYSTONE_SERVICE_UUID, strlen(EDDYSTONE_SERVICE_UUID) + 1, &eddystone_uuid);
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if (ret != 0) {
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fprintf(stderr, "Fail to convert characteristic TX to UUID.\n");
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return GATTLIB_ERROR_INTERNAL;
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}
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uuid_t *uuid_filter_list[] = { &eddystone_uuid, NULL };
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if (eddystone_types & GATTLIB_EDDYSTONE_LIMIT_RSSI) {
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enabled_filters |= GATTLIB_DISCOVER_FILTER_USE_RSSI;
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}
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struct on_eddystone_discovered_device_arg callback_data = {
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.discovered_device_cb = discovered_device_cb,
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.user_data = user_data
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};
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return gattlib_adapter_scan_enable_with_filter(adapter, uuid_filter_list, rssi_threshold, enabled_filters,
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on_eddystone_discovered_device, timeout, &callback_data);
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}
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