zephyr/subsys/bluetooth/services/dis.c

85 lines
2.1 KiB
C

/** @file
* @brief GATT Device Infromation Service
*/
/*
* Copyright (c) 2018 Nordic Semiconductor ASA
* Copyright (c) 2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/types.h>
#include <stddef.h>
#include <string.h>
#include <errno.h>
#include <zephyr.h>
#include <init.h>
#include <bluetooth/bluetooth.h>
#include <bluetooth/hci.h>
#include <bluetooth/conn.h>
#include <bluetooth/uuid.h>
#include <bluetooth/gatt.h>
#if CONFIG_BT_GATT_DIS_PNP
struct dis_pnp {
u8_t pnp_vid_src;
u16_t pnp_vid;
u16_t pnp_pid;
u16_t pnp_ver;
} __packed;
static struct dis_pnp dis_pnp_id = {
.pnp_vid_src = CONFIG_BT_GATT_DIS_PNP_VID_SRC,
.pnp_vid = CONFIG_BT_GATT_DIS_PNP_VID,
.pnp_pid = CONFIG_BT_GATT_DIS_PNP_PID,
.pnp_ver = CONFIG_BT_GATT_DIS_PNP_VER,
};
#endif
static ssize_t read_str(struct bt_conn *conn,
const struct bt_gatt_attr *attr, void *buf,
u16_t len, u16_t offset)
{
return bt_gatt_attr_read(conn, attr, buf, len, offset, attr->user_data,
strlen(attr->user_data));
}
#if CONFIG_BT_GATT_DIS_PNP
static ssize_t read_pnp_id(struct bt_conn *conn,
const struct bt_gatt_attr *attr, void *buf,
u16_t len, u16_t offset)
{
return bt_gatt_attr_read(conn, attr, buf, len, offset, &dis_pnp_id,
sizeof(dis_pnp_id));
}
#endif
/* Device Information Service Declaration */
static struct bt_gatt_attr attrs[] = {
BT_GATT_PRIMARY_SERVICE(BT_UUID_DIS),
BT_GATT_CHARACTERISTIC(BT_UUID_DIS_MODEL_NUMBER,
BT_GATT_CHRC_READ, BT_GATT_PERM_READ,
read_str, NULL, CONFIG_BT_GATT_DIS_MODEL),
BT_GATT_CHARACTERISTIC(BT_UUID_DIS_MANUFACTURER_NAME,
BT_GATT_CHRC_READ, BT_GATT_PERM_READ,
read_str, NULL, CONFIG_BT_GATT_DIS_MANUF),
#if CONFIG_BT_GATT_DIS_PNP
BT_GATT_CHARACTERISTIC(BT_UUID_DIS_PNP_ID,
BT_GATT_CHRC_READ, BT_GATT_PERM_READ,
read_pnp_id, NULL, &dis_pnp_id),
#endif
};
static struct bt_gatt_service dis_svc = BT_GATT_SERVICE(attrs);
static int dis_init(struct device *dev)
{
ARG_UNUSED(dev);
return bt_gatt_service_register(&dis_svc);
}
SYS_INIT(dis_init, APPLICATION, CONFIG_APPLICATION_INIT_PRIORITY);