a1b77fd589
git grep -l 'u\(8\|16\|32\|64\)_t' | \ xargs sed -i "s/u\(8\|16\|32\|64\)_t/uint\1_t/g" git grep -l 's\(8\|16\|32\|64\)_t' | \ xargs sed -i "s/s\(8\|16\|32\|64\)_t/int\1_t/g" Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
140 lines
2.6 KiB
C
140 lines
2.6 KiB
C
/* main.c - Application main entry point */
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/*
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* Copyright (c) 2015-2016 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/types.h>
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#include <stddef.h>
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#include <errno.h>
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#include <zephyr.h>
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#include <sys/printk.h>
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#include <bluetooth/bluetooth.h>
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#include <bluetooth/hci.h>
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#include <bluetooth/conn.h>
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#include <bluetooth/uuid.h>
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#include <bluetooth/gatt.h>
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#include <sys/byteorder.h>
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static void start_scan(void);
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static struct bt_conn *default_conn;
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static void device_found(const bt_addr_le_t *addr, int8_t rssi, uint8_t type,
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struct net_buf_simple *ad)
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{
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char addr_str[BT_ADDR_LE_STR_LEN];
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int err;
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if (default_conn) {
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return;
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}
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/* We're only interested in connectable events */
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if (type != BT_GAP_ADV_TYPE_ADV_IND &&
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type != BT_GAP_ADV_TYPE_ADV_DIRECT_IND) {
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return;
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}
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bt_addr_le_to_str(addr, addr_str, sizeof(addr_str));
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printk("Device found: %s (RSSI %d)\n", addr_str, rssi);
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/* connect only to devices in close proximity */
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if (rssi < -70) {
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return;
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}
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if (bt_le_scan_stop()) {
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return;
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}
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err = bt_conn_le_create(addr, BT_CONN_LE_CREATE_CONN,
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BT_LE_CONN_PARAM_DEFAULT, &default_conn);
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if (err) {
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printk("Create conn to %s failed (%u)\n", addr_str, err);
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start_scan();
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}
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}
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static void start_scan(void)
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{
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int err;
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/* This demo doesn't require active scan */
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err = bt_le_scan_start(BT_LE_SCAN_PASSIVE, device_found);
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if (err) {
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printk("Scanning failed to start (err %d)\n", err);
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return;
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}
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printk("Scanning successfully started\n");
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}
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static void connected(struct bt_conn *conn, uint8_t err)
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{
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char addr[BT_ADDR_LE_STR_LEN];
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bt_addr_le_to_str(bt_conn_get_dst(conn), addr, sizeof(addr));
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if (err) {
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printk("Failed to connect to %s (%u)\n", addr, err);
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bt_conn_unref(default_conn);
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default_conn = NULL;
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start_scan();
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return;
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}
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if (conn != default_conn) {
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return;
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}
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printk("Connected: %s\n", addr);
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bt_conn_disconnect(conn, BT_HCI_ERR_REMOTE_USER_TERM_CONN);
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}
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static void disconnected(struct bt_conn *conn, uint8_t reason)
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{
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char addr[BT_ADDR_LE_STR_LEN];
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if (conn != default_conn) {
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return;
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}
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bt_addr_le_to_str(bt_conn_get_dst(conn), addr, sizeof(addr));
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printk("Disconnected: %s (reason 0x%02x)\n", addr, reason);
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bt_conn_unref(default_conn);
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default_conn = NULL;
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start_scan();
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}
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static struct bt_conn_cb conn_callbacks = {
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.connected = connected,
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.disconnected = disconnected,
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};
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void main(void)
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{
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int err;
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err = bt_enable(NULL);
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if (err) {
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printk("Bluetooth init failed (err %d)\n", err);
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return;
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}
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printk("Bluetooth initialized\n");
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bt_conn_cb_register(&conn_callbacks);
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start_scan();
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}
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