/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#include <assert.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "os/os.h"
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#include "sysinit/sysinit.h"
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#include "log/log.h"
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#include "host/ble_hs.h"
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#include "host/util/util.h"
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#include "services/gap/ble_svc_gap.h"
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static const char *device_name = "Apache Mynewt";
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/* adv_event() calls advertise(), so forward declaration is required */
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static void advertise(void);
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static void
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set_ble_addr(void)
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{
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int rc;
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ble_addr_t addr;
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/* generate new non-resolvable private address */
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rc = ble_hs_id_gen_rnd(1, &addr);
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assert(rc == 0);
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/* set generated address */
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rc = ble_hs_id_set_rnd(addr.val);
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assert(rc == 0);
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}
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static int
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adv_event(struct ble_gap_event *event, void *arg)
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{
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switch (event->type) {
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case BLE_GAP_EVENT_ADV_COMPLETE:
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MODLOG_DFLT(INFO, "Advertising completed, termination code: %d\n",
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event->adv_complete.reason);
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advertise();
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return 0;
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default:
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MODLOG_DFLT(ERROR, "Advertising event not handled\n");
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return 0;
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}
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}
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static void
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advertise(void)
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{
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int rc;
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struct ble_gap_adv_params adv_params;
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struct ble_hs_adv_fields fields;
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/* set adv parameters */
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memset(&adv_params, 0, sizeof(adv_params));
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adv_params.conn_mode = BLE_GAP_CONN_MODE_NON;
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adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN;
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memset(&fields, 0, sizeof(fields));
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/* Fill the fields with advertising data - flags, tx power level, name */
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fields.flags = BLE_HS_ADV_F_DISC_GEN;
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fields.tx_pwr_lvl_is_present = 1;
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fields.tx_pwr_lvl = BLE_HS_ADV_TX_PWR_LVL_AUTO;
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fields.name = (uint8_t *)device_name;
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fields.name_len = strlen(device_name);
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fields.name_is_complete = 1;
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rc = ble_gap_adv_set_fields(&fields);
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assert(rc == 0);
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MODLOG_DFLT(INFO, "Starting advertising...\n");
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/* As own address type we use hard-coded value, because we generate
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NRPA and by definition it's random */
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rc = ble_gap_adv_start(BLE_OWN_ADDR_RANDOM, NULL, 10000,
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&adv_params, adv_event, NULL);
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assert(rc == 0);
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}
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static void
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on_sync(void)
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{
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set_ble_addr();
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/* begin advertising */
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advertise();
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}
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static void
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on_reset(int reason)
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{
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MODLOG_DFLT(INFO, "Resetting state; reason=%d\n", reason);
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}
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int
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main(int argc, char **argv)
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{
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int rc;
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/* Initialize all packages. */
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sysinit();
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ble_hs_cfg.sync_cb = on_sync;
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ble_hs_cfg.reset_cb = on_reset;
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rc = ble_svc_gap_device_name_set(device_name);
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assert(rc == 0);
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/* As the last thing, process events from default event queue. */
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while (1) {
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os_eventq_run(os_eventq_dflt_get());
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}
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return 0;
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}
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