1988 lines
63 KiB
C
1988 lines
63 KiB
C
/*
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* Copyright (c) 2017 Nordic Semiconductor ASA
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* Copyright (c) 2015-2016 Intel Corporation
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* Additional Copyright (c) 2018 Espressif Systems (Shanghai) PTE LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <errno.h>
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#include "btc/btc_task.h"
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#include "osi/alarm.h"
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#include "mbedtls/aes.h"
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#include "mbedtls/ecp.h"
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#include "host/ble_hs.h"
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#include "host/ble_uuid.h"
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#include "host/ble_att.h"
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#include "host/ble_gatt.h"
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#include "services/gap/ble_svc_gap.h"
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#include "services/gatt/ble_svc_gatt.h"
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#include "mesh_hci.h"
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#include "mesh_common.h"
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#include "mesh_aes_encrypt.h"
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#include "provisioner_prov.h"
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/** @def BT_UUID_MESH_PROV
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* @brief Mesh Provisioning Service
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*/
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#define BT_UUID_MESH_PROV_VAL 0x1827
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/** @def BT_UUID_MESH_PROXY
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* @brief Mesh Proxy Service
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*/
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#define BT_UUID_MESH_PROXY_VAL 0x1828
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/** @def BT_UUID_GATT_CCC
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* @brief GATT Client Characteristic Configuration
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*/
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#define BT_UUID_GATT_CCC_VAL 0x2902
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/** @def BT_UUID_MESH_PROV_DATA_IN
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* @brief Mesh Provisioning Data In
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*/
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#define BT_UUID_MESH_PROV_DATA_IN_VAL 0x2adb
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/** @def BT_UUID_MESH_PROV_DATA_OUT
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* @brief Mesh Provisioning Data Out
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*/
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#define BT_UUID_MESH_PROV_DATA_OUT_VAL 0x2adc
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/** @def BT_UUID_MESH_PROXY_DATA_IN
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* @brief Mesh Proxy Data In
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*/
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#define BT_UUID_MESH_PROXY_DATA_IN_VAL 0x2add
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/** @def BT_UUID_MESH_PROXY_DATA_OUT
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* @brief Mesh Proxy Data Out
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*/
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#define BT_UUID_MESH_PROXY_DATA_OUT_VAL 0x2ade
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#define BLE_MESH_GATT_GET_CONN_ID(conn_id) ((u16_t)(conn_id))
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#define BLE_MESH_GATT_CREATE_CONN_ID(conn_id) ((u16_t)(conn_id))
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static uint16_t proxy_svc_start_handle, prov_svc_start_handle;
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struct bt_mesh_dev bt_mesh_dev;
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/* P-256 Variables */
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static u8_t bt_mesh_public_key[64];
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static u8_t bt_mesh_private_key[32] = {
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0x3f, 0x49, 0xf6, 0xd4, 0xa3, 0xc5, 0x5f, 0x38,
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0x74, 0xc9, 0xb3, 0xe3, 0xd2, 0x10, 0x3f, 0x50,
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0x4a, 0xff, 0x60, 0x7b, 0xeb, 0x40, 0xb7, 0x99,
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0x58, 0x99, 0xb8, 0xa6, 0xcd, 0x3c, 0x1a, 0xbd
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};
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/* Scan related functions */
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static bt_mesh_scan_cb_t *bt_mesh_scan_dev_found_cb;
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#if defined(CONFIG_BLE_MESH_NODE) && CONFIG_BLE_MESH_NODE
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/* the gatt database list to save the attribute table */
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static sys_slist_t bt_mesh_gatts_db;
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/* Static Variables */
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static struct bt_mesh_conn bt_mesh_gatts_conn[BLE_MESH_MAX_CONN];
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static struct bt_mesh_conn_cb *bt_mesh_gatts_conn_cb;
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static u8_t bt_mesh_gatts_addr[6];
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#endif /* defined(CONFIG_BLE_MESH_NODE) && CONFIG_BLE_MESH_NODE */
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int bt_mesh_host_init(void)
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{
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static bool init = false;
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int rc;
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if (init == true) {
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return 0;
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}
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rc = btc_init();
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if (rc != 0) {
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return -1;
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}
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rc = osi_alarm_create_mux();
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if (rc != 0) {
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return -1;
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}
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osi_alarm_init();
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init = true;
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return 0;
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}
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uint8_t ble_hs_hci_get_hci_version(void);
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void bt_mesh_hci_init(void)
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{
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/**
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* Currently 20ms non-connectable adv interval is supported, and we need to add
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* a flag to indicate this support.
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*/
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#ifdef CONFIG_BLE_MESH_HCI_5_0
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bt_mesh_dev.hci_version = BLE_MESH_HCI_VERSION_5_0;
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#else
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bt_mesh_dev.hci_version = ble_hs_hci_get_hci_version();
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#endif
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return;
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}
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static struct ble_gap_disc_params scan_param;
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#if (CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT) || \
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CONFIG_BLE_MESH_GATT_PROXY_CLIENT
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static struct gattc_prov_info {
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/* Service to be found depends on the type of adv pkt received */
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struct bt_mesh_conn conn;
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bt_mesh_addr_t addr;
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u16_t service_uuid;
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u16_t mtu;
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bool wr_desc_done; /* Indicate if write char descriptor event is received */
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u16_t start_handle; /* Service attribute start handle */
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u16_t end_handle; /* Service attribute end handle */
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u16_t data_in_handle; /* Data In Characteristic attribute handle */
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u16_t data_out_handle; /* Data Out Characteristic attribute handle */
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u16_t ccc_handle; /* Data Out Characteristic CCC attribute handle */
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} bt_mesh_gattc_info[BLE_MESH_MAX_CONN];
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static struct bt_mesh_prov_conn_cb *bt_mesh_gattc_conn_cb;
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static int ble_on_subscribe(uint16_t conn_handle,
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const struct ble_gatt_error *error,
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struct ble_gatt_attr *attr,
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void *arg)
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{
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struct bt_mesh_conn *conn = NULL;
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uint8_t value[2] = {0x01, 0x00};
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int i = (int)arg, j, len;
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MODLOG_DFLT(INFO, "Subscribe complete; status=%d conn_handle=%d "
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"attr_handle=%d\n",
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error->status, conn_handle, attr->handle);
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for (j = i + 1; j < ARRAY_SIZE(bt_mesh_gattc_info); j++) {
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if ((bt_mesh_gattc_info[j].conn.handle == conn_handle) && bt_mesh_gattc_info[j].ccc_handle) {
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break;
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}
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}
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if (j == ARRAY_SIZE(bt_mesh_gattc_info)) {
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conn = &bt_mesh_gattc_info[i].conn;
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if (bt_mesh_gattc_info[i].ccc_handle != attr->handle) {
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BT_WARN("%s, gattc ccc_handle is not matched", __func__);
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bt_mesh_gattc_disconnect(conn);
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return 0;
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}
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if (bt_mesh_gattc_info[i].service_uuid == BLE_MESH_UUID_MESH_PROV_VAL) {
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if (bt_mesh_gattc_conn_cb != NULL && bt_mesh_gattc_conn_cb->prov_write_descr != NULL) {
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len = bt_mesh_gattc_conn_cb->prov_write_descr(&bt_mesh_gattc_info[i].addr, &bt_mesh_gattc_info[i].conn);
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if (len < 0) {
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BT_ERR("%s, prov_write_descr failed", __func__);
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bt_mesh_gattc_disconnect(conn);
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return 0;
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}
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bt_mesh_gattc_info[i].wr_desc_done = true;
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}
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} else if (bt_mesh_gattc_info[i].service_uuid == BLE_MESH_UUID_MESH_PROXY_VAL) {
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if (bt_mesh_gattc_conn_cb != NULL && bt_mesh_gattc_conn_cb->proxy_write_descr != NULL) {
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len = bt_mesh_gattc_conn_cb->proxy_write_descr(&bt_mesh_gattc_info[i].addr, &bt_mesh_gattc_info[i].conn);
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if (len < 0) {
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BT_ERR("%s, proxy_write_descr failed", __func__);
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bt_mesh_gattc_disconnect(conn);
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return 0;
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}
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bt_mesh_gattc_info[i].wr_desc_done = true;
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}
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}
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return 0;
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}
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ble_gattc_write_flat(conn_handle, bt_mesh_gattc_info[i].ccc_handle, value, sizeof(value), ble_on_subscribe, (void *)j);
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return 0;
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}
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static int dsc_disced(uint16_t conn_handle, const struct ble_gatt_error *error,
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uint16_t chr_val_handle, const struct ble_gatt_dsc *dsc,
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void *arg)
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{
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int rc = 0, j, i = (int)arg; /* char index */
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uint8_t value[2] = {0x01, 0x00};
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switch (error->status) {
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case 0:
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bt_mesh_gattc_info[i].ccc_handle = dsc->handle;
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break;
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case BLE_HS_EDONE:
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/* All descriptors in this characteristic discovered; start discovering
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* descriptors in the next characteristic.
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*/
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for (j = i + 1; j < ARRAY_SIZE(bt_mesh_gattc_info); j++) {
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if ((bt_mesh_gattc_info[j].conn.handle == conn_handle) && bt_mesh_gattc_info[j].data_out_handle) {
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break;
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}
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}
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if (j == ARRAY_SIZE(bt_mesh_gattc_info)) {
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/* Register Notification for Mesh Provisioning/Proxy Data Out Characteristic */
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for (j = 0; j < ARRAY_SIZE(bt_mesh_gattc_info); j++) {
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if ((bt_mesh_gattc_info[j].conn.handle == conn_handle) && bt_mesh_gattc_info[j].ccc_handle) {
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break;
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}
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}
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if (j == ARRAY_SIZE(bt_mesh_gattc_info)) {
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return 0;
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}
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ble_gattc_write_flat(conn_handle, bt_mesh_gattc_info[i].ccc_handle, value, sizeof(value), ble_on_subscribe, (void *)j);
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} else {
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ble_gattc_disc_all_dscs(conn_handle, bt_mesh_gattc_info[j].data_out_handle, 0xffff, dsc_disced, (void *)j);
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}
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rc = 0;
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break;
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default:
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/* Error; abort discovery. */
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rc = error->status;
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break;
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}
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return rc;
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}
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static int chr_disced(uint16_t conn_handle, const struct ble_gatt_error *error,
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const struct ble_gatt_chr *chr, void *arg)
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{
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int rc = 0, j;
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uint16_t uuid16 = 0;
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int i = (int)arg; /* service index */
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struct bt_mesh_conn *conn = &bt_mesh_gattc_info[i].conn;
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const ble_uuid_any_t *uuid = &chr->uuid;
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if (chr) {
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uuid16 = (uint16_t) BLE_UUID16(uuid)->value;
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}
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switch (error->status) {
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case 0:
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/* Get Mesh Provisioning/Proxy Data In/Out Characteristic */
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if ((uuid16 == BLE_MESH_UUID_MESH_PROV_DATA_IN_VAL) || (uuid16 == BLE_MESH_UUID_MESH_PROXY_DATA_IN_VAL)) {
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if (!(chr->properties & BLE_MESH_GATT_CHRC_WRITE_WITHOUT_RESP)) {
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bt_mesh_gattc_disconnect(conn);
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BT_ERR("Write without response is not set for Data In characteristic");
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return 0;
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}
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bt_mesh_gattc_info[i].data_in_handle = chr->val_handle;
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} else if ((uuid16 == BLE_MESH_UUID_MESH_PROV_DATA_OUT_VAL) || (uuid16 == BLE_MESH_UUID_MESH_PROXY_DATA_OUT_VAL)) {
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if (!(chr->properties & BLE_MESH_GATT_CHRC_NOTIFY)) {
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bt_mesh_gattc_disconnect(conn);
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BT_ERR("Notify is not set for Data Out characteristic");
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return 0;
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}
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bt_mesh_gattc_info[i].data_out_handle = chr->val_handle;
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}
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break;
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case BLE_HS_EDONE:
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/* All characteristics in this service discovered; start discovering
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* characteristics in the next service.
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*/
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for (j = i + 1; j < ARRAY_SIZE(bt_mesh_gattc_info); j++) {
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if ((bt_mesh_gattc_info[j].conn.handle == conn_handle) && (bt_mesh_gattc_info[j].start_handle > bt_mesh_gattc_info[j].end_handle)) {
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break;
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}
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}
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if (j == ARRAY_SIZE(bt_mesh_gattc_info)) {
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for (j = 0; j < ARRAY_SIZE(bt_mesh_gattc_info); j++) {
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if ((bt_mesh_gattc_info[j].conn.handle == conn_handle) && bt_mesh_gattc_info[j].data_out_handle) {
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break;
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}
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}
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ble_gattc_disc_all_dscs(conn_handle, bt_mesh_gattc_info[j].data_out_handle, 0xffff, dsc_disced, (void *)j);
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} else {
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ble_gattc_disc_all_chrs(conn_handle, bt_mesh_gattc_info[j].start_handle, bt_mesh_gattc_info[j].end_handle,
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chr_disced, (void *)j);
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}
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break;
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default:
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rc = error->status;
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break;
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}
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return rc;
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}
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static int svc_disced(uint16_t conn_handle, const struct ble_gatt_error *error,
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const struct ble_gatt_svc *service, void *arg)
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{
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struct bt_mesh_conn *conn = NULL;
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int rc = 0, i;
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const ble_uuid_any_t *uuid;
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uint8_t uuid_length;
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switch (error->status) {
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case 0:
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if (!service) {
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return 0;
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}
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uuid = &service->uuid;
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uuid_length = (uint8_t) (uuid->u.type == BLE_UUID_TYPE_16 ? 2 : 16);
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if (uuid_length != 2) {
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return 0;
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}
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for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
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if (bt_mesh_gattc_info[i].service_uuid == (uint16_t)BLE_UUID16(uuid)->value) {
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bt_mesh_gattc_info[i].start_handle = service->start_handle;
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bt_mesh_gattc_info[i].end_handle = service->end_handle;
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break;
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}
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}
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break;
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case BLE_HS_EDONE:
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for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
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if (bt_mesh_gattc_info[i].conn.handle == conn_handle) {
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break;
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}
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}
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if (i == ARRAY_SIZE(bt_mesh_gattc_info)) {
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BT_ERR("%s, Conn handle is not found", __func__);
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return 0;
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}
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conn = &bt_mesh_gattc_info[i].conn;
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if (bt_mesh_gattc_info[i].start_handle == 0x00 ||
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bt_mesh_gattc_info[i].end_handle == 0x00 ||
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(bt_mesh_gattc_info[i].start_handle > bt_mesh_gattc_info[i].end_handle)) {
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bt_mesh_gattc_disconnect(conn);
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return 0;
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}
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/* Get the characteristic num within Mesh Provisioning/Proxy Service */
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ble_gattc_disc_all_chrs(conn_handle, bt_mesh_gattc_info[i].start_handle, bt_mesh_gattc_info[i].end_handle,
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chr_disced, (void *)i);
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break;
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default:
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rc = error->status;
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break;
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}
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return rc;
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}
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#endif /* (CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT) || CONFIG_BLE_MESH_GATT_PROXY_CLIENT */
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static int disc_cb(struct ble_gap_event *event, void *arg)
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{
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struct ble_gap_disc_desc *desc;
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#if (CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT) || \
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CONFIG_BLE_MESH_GATT_PROXY_CLIENT
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int rc, i;
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uint8_t notif_data[100];
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uint16_t notif_len;
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ssize_t len;
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struct ble_gap_conn_desc conn_desc;
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struct bt_mesh_conn *conn = NULL;
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#endif
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switch (event->type) {
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case BLE_GAP_EVENT_DISC:
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desc = &event->disc;
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struct net_buf_simple *buf = bt_mesh_alloc_buf(desc->length_data);
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if (!buf) {
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BT_ERR("%s, Failed to allocate memory", __func__);
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return 0;
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}
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net_buf_simple_add_mem(buf, desc->data, desc->length_data);
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if (bt_mesh_scan_dev_found_cb) {
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bt_mesh_scan_dev_found_cb((bt_mesh_addr_t *)&desc->addr, desc->rssi, desc->event_type, buf);
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}
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bt_mesh_free(buf);
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break;
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#if (CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT) || \
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CONFIG_BLE_MESH_GATT_PROXY_CLIENT
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case BLE_GAP_EVENT_CONNECT:
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if (event->connect.status == 0) {
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/* Connection successfully established. */
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MODLOG_DFLT(INFO, "Connection established ");
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rc = ble_gap_conn_find(event->connect.conn_handle, &conn_desc);
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assert(rc == 0);
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if (bt_mesh_gattc_conn_cb != NULL && bt_mesh_gattc_conn_cb->connected != NULL) {
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for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
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if (!memcmp(bt_mesh_gattc_info[i].addr.val, conn_desc.peer_id_addr.val, BLE_MESH_ADDR_LEN)) {
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bt_mesh_gattc_info[i].conn.handle = event->connect.conn_handle;
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(bt_mesh_gattc_conn_cb->connected)(&bt_mesh_gattc_info[i].addr, &bt_mesh_gattc_info[i].conn, i);
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break;
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}
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}
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}
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}
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#if BLE_MESH_DEV
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if (!bt_mesh_atomic_test_bit(bt_mesh_dev.flags, BLE_MESH_DEV_SCANNING)) {
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rc = ble_gap_disc(BLE_OWN_ADDR_PUBLIC, BLE_HS_FOREVER, &scan_param, disc_cb, NULL);
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if (rc != 0) {
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BT_ERR("%s, Invalid status %d", __func__, rc);
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break;
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}
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bt_mesh_atomic_set_bit(bt_mesh_dev.flags, BLE_MESH_DEV_SCANNING);
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}
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#else
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rc = ble_gap_disc(BLE_OWN_ADDR_PUBLIC, BLE_HS_FOREVER, &scan_param, disc_cb, NULL);
|
|
if (rc != 0) {
|
|
BT_ERR("%s, Invalid status %d", __func__, rc);
|
|
break;
|
|
}
|
|
#endif /* BLE_MESH_DEV */
|
|
break;
|
|
case BLE_GAP_EVENT_DISCONNECT:
|
|
if (bt_mesh_gattc_conn_cb != NULL && bt_mesh_gattc_conn_cb->disconnected != NULL) {
|
|
for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
memcpy(&conn_desc, &event->disconnect.conn, sizeof(conn_desc));
|
|
if (!memcmp(bt_mesh_gattc_info[i].addr.val, conn_desc.peer_ota_addr.val, BLE_MESH_ADDR_LEN)) {
|
|
if (bt_mesh_gattc_info[i].conn.handle == event->disconnect.conn.conn_handle) {
|
|
(bt_mesh_gattc_conn_cb->disconnected)(&bt_mesh_gattc_info[i].addr, &bt_mesh_gattc_info[i].conn, event->disconnect.reason);
|
|
if (!bt_mesh_gattc_info[i].wr_desc_done) {
|
|
/* Add this in case connection is established, connected event comes, but
|
|
* connection is terminated before server->filter_type is set to PROV.
|
|
*/
|
|
#if CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT
|
|
if (bt_mesh_gattc_info[i].service_uuid == BLE_MESH_UUID_MESH_PROV_VAL) {
|
|
bt_mesh_provisioner_clear_link_info(bt_mesh_gattc_info[i].addr.val);
|
|
}
|
|
#endif
|
|
}
|
|
} else {
|
|
/* Add this in case connection is failed to be established, and here we
|
|
* need to clear some provision link info, like connecting flag, device
|
|
* uuid, address info, etc.
|
|
*/
|
|
#if CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT
|
|
if (bt_mesh_gattc_info[i].service_uuid == BLE_MESH_UUID_MESH_PROV_VAL) {
|
|
bt_mesh_provisioner_clear_link_info(bt_mesh_gattc_info[i].addr.val);
|
|
}
|
|
#endif
|
|
}
|
|
#if CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT
|
|
if (bt_mesh_gattc_info[i].service_uuid == BLE_MESH_UUID_MESH_PROV_VAL) {
|
|
/* Decrease prov pbg_count */
|
|
bt_mesh_provisioner_pbg_count_dec();
|
|
}
|
|
#endif
|
|
/* Reset corresponding gattc info */
|
|
memset(&bt_mesh_gattc_info[i], 0, sizeof(bt_mesh_gattc_info[i]));
|
|
bt_mesh_gattc_info[i].conn.handle = 0xFFFF;
|
|
bt_mesh_gattc_info[i].mtu = BLE_ATT_MTU_DFLT;
|
|
bt_mesh_gattc_info[i].wr_desc_done = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case BLE_GAP_EVENT_MTU:
|
|
for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
if (bt_mesh_gattc_info[i].conn.handle == event->mtu.conn_handle) {
|
|
bt_mesh_gattc_info[i].mtu = event->mtu.value;
|
|
break;
|
|
}
|
|
}
|
|
/** Once mtu exchanged accomplished, start to find services, and here
|
|
* need a flag to indicate which service to find(Mesh Prov Service or
|
|
* Mesh Proxy Service)
|
|
*/
|
|
ble_uuid_any_t bt_uuid;
|
|
if (i != ARRAY_SIZE(bt_mesh_gattc_info)) {
|
|
//service_uuid.len = sizeof(bt_mesh_gattc_info[i].service_uuid);
|
|
if (sizeof(bt_mesh_gattc_info[i].service_uuid) == 0x02) {
|
|
bt_uuid.u16.u.type = BLE_UUID_TYPE_16;
|
|
bt_uuid.u16.value = bt_mesh_gattc_info[i].service_uuid;
|
|
|
|
} else if (sizeof(bt_mesh_gattc_info[i].service_uuid) == 0x10) {
|
|
bt_uuid.u128.u.type = BLE_UUID_TYPE_128;
|
|
memcpy(bt_uuid.u128.value, &bt_mesh_gattc_info[i].service_uuid, 16);
|
|
}
|
|
/* Search Mesh Provisioning Service or Mesh Proxy Service */
|
|
ble_gattc_disc_all_svcs(bt_mesh_gattc_info[i].conn.handle, svc_disced, NULL);
|
|
}
|
|
break;
|
|
case BLE_GAP_EVENT_NOTIFY_RX:
|
|
for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
if (bt_mesh_gattc_info[i].conn.handle == event->notify_rx.conn_handle) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (i == ARRAY_SIZE(bt_mesh_gattc_info)) {
|
|
BT_ERR("%s, Conn handle is not found", __func__);
|
|
return 0;
|
|
}
|
|
|
|
conn = &bt_mesh_gattc_info[i].conn;
|
|
ble_gap_conn_find(event->notify_rx.conn_handle, &conn_desc);
|
|
|
|
if (bt_mesh_gattc_info[i].data_out_handle != event->notify_rx.attr_handle) {
|
|
/* Data isn't populated yet */
|
|
return 0;
|
|
}
|
|
|
|
if (memcmp(bt_mesh_gattc_info[i].addr.val, conn_desc.peer_id_addr.val, BLE_MESH_ADDR_LEN) ||
|
|
(bt_mesh_gattc_info[i].data_out_handle != event->notify_rx.attr_handle) ||
|
|
(event->notify_rx.indication != 0)) {
|
|
BT_ERR("%s, Notification error", __func__);
|
|
bt_mesh_gattc_disconnect(conn);
|
|
return 0;
|
|
}
|
|
|
|
notif_len = OS_MBUF_PKTLEN(event->notify_rx.om);
|
|
rc = os_mbuf_copydata(event->notify_rx.om, 0, notif_len, notif_data);
|
|
|
|
if (bt_mesh_gattc_info[i].service_uuid == BLE_MESH_UUID_MESH_PROV_VAL) {
|
|
if (bt_mesh_gattc_conn_cb != NULL && bt_mesh_gattc_conn_cb->prov_notify != NULL) {
|
|
len = bt_mesh_gattc_conn_cb->prov_notify(&bt_mesh_gattc_info[i].conn,
|
|
notif_data, notif_len);
|
|
if (len < 0) {
|
|
BT_ERR("%s, prov_notify failed", __func__);
|
|
bt_mesh_gattc_disconnect(conn);
|
|
return 0;
|
|
}
|
|
}
|
|
} else if (bt_mesh_gattc_info[i].service_uuid == BLE_MESH_UUID_MESH_PROXY_VAL) {
|
|
if (bt_mesh_gattc_conn_cb != NULL && bt_mesh_gattc_conn_cb->proxy_notify != NULL) {
|
|
len = bt_mesh_gattc_conn_cb->proxy_notify(&bt_mesh_gattc_info[i].conn,
|
|
notif_data, notif_len);
|
|
if (len < 0) {
|
|
BT_ERR("%s, proxy_notify failed", __func__);
|
|
bt_mesh_gattc_disconnect(conn);
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
#endif
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int start_le_scan(u8_t scan_type, u16_t interval, u16_t window, u8_t filter_dup)
|
|
{
|
|
|
|
scan_param.filter_duplicates = filter_dup;
|
|
scan_param.itvl = interval;
|
|
scan_param.window = window;
|
|
|
|
if (scan_type == BLE_MESH_SCAN_PASSIVE) {
|
|
scan_param.passive = 1;
|
|
} else {
|
|
scan_param.passive = 0;
|
|
}
|
|
ble_gap_disc(BLE_OWN_ADDR_PUBLIC, BLE_HS_FOREVER, &scan_param, disc_cb, NULL);
|
|
|
|
#if BLE_MESH_DEV
|
|
if (scan_type == BLE_MESH_SCAN_ACTIVE) {
|
|
bt_mesh_atomic_set_bit(bt_mesh_dev.flags, BLE_MESH_DEV_ACTIVE_SCAN);
|
|
} else {
|
|
bt_mesh_atomic_clear_bit(bt_mesh_dev.flags, BLE_MESH_DEV_ACTIVE_SCAN);
|
|
}
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int set_ad(const struct bt_mesh_adv_data *ad, size_t ad_len, u8_t *buf, u8_t *buf_len)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ad_len; i++) {
|
|
buf[(*buf_len)++] = ad[i].data_len + 1;
|
|
buf[(*buf_len)++] = ad[i].type;
|
|
|
|
memcpy(&buf[*buf_len], ad[i].data,
|
|
ad[i].data_len);
|
|
*buf_len += ad[i].data_len;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#if defined(CONFIG_BLE_MESH_NODE) && CONFIG_BLE_MESH_NODE
|
|
static struct bt_mesh_gatt_attr *bt_mesh_gatts_find_attr_by_handle(u16_t handle);
|
|
|
|
static int gap_event_cb(struct ble_gap_event *event, void *arg)
|
|
{
|
|
struct ble_gap_conn_desc desc;
|
|
int rc;
|
|
|
|
switch (event->type) {
|
|
case BLE_GAP_EVENT_CONNECT:
|
|
/* A new connection was established or a connection attempt failed. */
|
|
MODLOG_DFLT(INFO, "connection %s; status=%d ",
|
|
event->connect.status == 0 ? "established" : "failed",
|
|
event->connect.status);
|
|
if (event->connect.status == 0) {
|
|
rc = ble_gap_conn_find(event->connect.conn_handle, &desc);
|
|
assert(rc == 0);
|
|
}
|
|
MODLOG_DFLT(INFO, "\n");
|
|
#if BLE_MESH_DEV
|
|
/* When connection is created, advertising will be stopped automatically. */
|
|
bt_mesh_atomic_test_and_clear_bit(bt_mesh_dev.flags, BLE_MESH_DEV_ADVERTISING);
|
|
#endif
|
|
if (bt_mesh_gatts_conn_cb != NULL && bt_mesh_gatts_conn_cb->connected != NULL) {
|
|
u8_t index = BLE_MESH_GATT_GET_CONN_ID(event->connect.conn_handle);
|
|
if (index < BLE_MESH_MAX_CONN) {
|
|
bt_mesh_gatts_conn[index].handle = BLE_MESH_GATT_GET_CONN_ID(event->connect.conn_handle);
|
|
(bt_mesh_gatts_conn_cb->connected)(&bt_mesh_gatts_conn[index], 0);
|
|
}
|
|
memcpy(bt_mesh_gatts_addr, desc.peer_id_addr.val, BLE_MESH_ADDR_LEN);
|
|
/* This is for EspBleMesh Android app. When it tries to connect with the
|
|
* device at the first time and it fails due to some reason. And after
|
|
* the second connection, the device needs to send GATT service change
|
|
* indication to the phone manually to notify it dicovering service again.
|
|
*/
|
|
ble_svc_gatt_changed(prov_svc_start_handle, 0xffff);
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
case BLE_GAP_EVENT_DISCONNECT:
|
|
MODLOG_DFLT(INFO, "disconnect; reason=%d ", event->disconnect.reason);
|
|
MODLOG_DFLT(INFO, "\n");
|
|
#if BLE_MESH_DEV
|
|
bt_mesh_atomic_test_and_clear_bit(bt_mesh_dev.flags, BLE_MESH_DEV_ADVERTISING);
|
|
#endif
|
|
if (bt_mesh_gatts_conn_cb != NULL && bt_mesh_gatts_conn_cb->disconnected != NULL) {
|
|
u8_t index = BLE_MESH_GATT_GET_CONN_ID(event->disconnect.conn.conn_handle);
|
|
if (index < BLE_MESH_MAX_CONN) {
|
|
bt_mesh_gatts_conn[index].handle = BLE_MESH_GATT_GET_CONN_ID(event->disconnect.conn.conn_handle);
|
|
(bt_mesh_gatts_conn_cb->disconnected)(&bt_mesh_gatts_conn[index], event->disconnect.reason);
|
|
}
|
|
memset(bt_mesh_gatts_addr, 0x0, BLE_MESH_ADDR_LEN);
|
|
}
|
|
|
|
return 0;
|
|
|
|
case BLE_GAP_EVENT_CONN_UPDATE:
|
|
/* The central has updated the connection parameters. */
|
|
MODLOG_DFLT(INFO, "connection updated; status=%d ",
|
|
event->conn_update.status);
|
|
rc = ble_gap_conn_find(event->connect.conn_handle, &desc);
|
|
assert(rc == 0);
|
|
MODLOG_DFLT(INFO, "\n");
|
|
return 0;
|
|
|
|
case BLE_GAP_EVENT_ADV_COMPLETE:
|
|
MODLOG_DFLT(INFO, "advertise complete; reason=%d",
|
|
event->adv_complete.reason);
|
|
return 0;
|
|
|
|
case BLE_GAP_EVENT_ENC_CHANGE:
|
|
/* Encryption has been enabled or disabled for this connection. */
|
|
MODLOG_DFLT(INFO, "encryption change event; status=%d ",
|
|
event->enc_change.status);
|
|
rc = ble_gap_conn_find(event->connect.conn_handle, &desc);
|
|
assert(rc == 0);
|
|
MODLOG_DFLT(INFO, "\n");
|
|
return 0;
|
|
|
|
case BLE_GAP_EVENT_SUBSCRIBE:
|
|
MODLOG_DFLT(INFO, "subscribe event; conn_handle=%d attr_handle=%d "
|
|
"reason=%d prevn=%d curn=%d previ=%d curi=%d\n",
|
|
event->subscribe.conn_handle,
|
|
event->subscribe.attr_handle,
|
|
event->subscribe.reason,
|
|
event->subscribe.prev_notify,
|
|
event->subscribe.cur_notify,
|
|
event->subscribe.prev_indicate,
|
|
event->subscribe.cur_indicate);
|
|
struct bt_mesh_gatt_attr *attr = bt_mesh_gatts_find_attr_by_handle(event->subscribe.attr_handle + 1);
|
|
u8_t index = BLE_MESH_GATT_GET_CONN_ID(event->subscribe.conn_handle);
|
|
u16_t len = 0;
|
|
uint16_t ccc_val = 0;
|
|
|
|
if (event->subscribe.prev_notify != event->subscribe.cur_notify) {
|
|
ccc_val = event->subscribe.cur_notify;
|
|
} else if (event->subscribe.prev_indicate != event->subscribe.cur_indicate) {
|
|
if (event->subscribe.cur_indicate) {
|
|
ccc_val = 2;
|
|
} else {
|
|
ccc_val = 0;
|
|
}
|
|
}
|
|
|
|
if (attr != NULL && attr->write != NULL) {
|
|
if ((len = attr->write(&bt_mesh_gatts_conn[index], attr,
|
|
&ccc_val,
|
|
sizeof(ccc_val),
|
|
0 /* offset */, 0)) > 0) {
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
|
|
case BLE_GAP_EVENT_MTU:
|
|
MODLOG_DFLT(INFO, "mtu update event; conn_handle=%d cid=%d mtu=%d\n",
|
|
event->mtu.conn_handle,
|
|
event->mtu.channel_id,
|
|
event->mtu.value);
|
|
return 0;
|
|
|
|
case BLE_GAP_EVENT_REPEAT_PAIRING:
|
|
/* We already have a bond with the peer, but it is attempting to
|
|
* establish a new secure link. This app sacrifices security for
|
|
* convenience: just throw away the old bond and accept the new link.
|
|
*/
|
|
|
|
/* Delete the old bond. */
|
|
rc = ble_gap_conn_find(event->repeat_pairing.conn_handle, &desc);
|
|
assert(rc == 0);
|
|
ble_store_util_delete_peer(&desc.peer_id_addr);
|
|
|
|
/* Return BLE_GAP_REPEAT_PAIRING_RETRY to indicate that the host should
|
|
* continue with the pairing operation.
|
|
*/
|
|
return BLE_GAP_REPEAT_PAIRING_RETRY;
|
|
|
|
case BLE_GAP_EVENT_PASSKEY_ACTION:
|
|
MODLOG_DFLT(INFO, "PASSKEY_ACTION_EVENT started \n");
|
|
return 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
#else
|
|
|
|
static int gap_event_cb(struct ble_gap_event *event, void *arg)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/* APIs functions */
|
|
int bt_le_adv_start(const struct bt_mesh_adv_param *param,
|
|
const struct bt_mesh_adv_data *ad, size_t ad_len,
|
|
const struct bt_mesh_adv_data *sd, size_t sd_len)
|
|
{
|
|
#if BLE_MESH_DEV
|
|
if (bt_mesh_atomic_test_bit(bt_mesh_dev.flags, BLE_MESH_DEV_ADVERTISING)) {
|
|
return -EALREADY;
|
|
}
|
|
#endif
|
|
uint8_t buf[BLE_HS_ADV_MAX_SZ];
|
|
uint8_t buf_len = 0;
|
|
int err;
|
|
struct ble_gap_adv_params adv_params;
|
|
|
|
err = set_ad(ad, ad_len, buf, &buf_len);
|
|
if (err) {
|
|
BT_ERR("set_ad failed: err %d", err);
|
|
return err;
|
|
}
|
|
|
|
err = ble_gap_adv_set_data(buf, buf_len);
|
|
if (err != 0) {
|
|
BT_ERR("Advertising set failed: err %d", err);
|
|
return err;
|
|
}
|
|
|
|
if (sd && (param->options & BLE_MESH_ADV_OPT_CONNECTABLE)) {
|
|
buf_len = 0;
|
|
|
|
err = set_ad(sd, sd_len, buf, &buf_len);
|
|
if (err) {
|
|
BT_ERR("set_ad failed: err %d", err);
|
|
return err;
|
|
}
|
|
|
|
err = ble_gap_adv_rsp_set_data(buf, buf_len);
|
|
if (err != 0) {
|
|
BT_ERR("Scan rsp failed: err %d", err);
|
|
return err;
|
|
}
|
|
}
|
|
|
|
memset(&adv_params, 0, sizeof adv_params);
|
|
adv_params.itvl_min = param->interval_min;
|
|
adv_params.itvl_max = param->interval_max;
|
|
|
|
if (param->options & BLE_MESH_ADV_OPT_CONNECTABLE) {
|
|
adv_params.conn_mode = BLE_GAP_CONN_MODE_UND;
|
|
adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN;
|
|
} else if (sd != NULL) {
|
|
adv_params.conn_mode = BLE_GAP_CONN_MODE_NON;
|
|
adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN;
|
|
} else {
|
|
adv_params.conn_mode = BLE_GAP_CONN_MODE_NON;
|
|
adv_params.disc_mode = BLE_GAP_DISC_MODE_NON;
|
|
}
|
|
|
|
again:
|
|
err = ble_gap_adv_start(BLE_OWN_ADDR_PUBLIC, NULL, BLE_HS_FOREVER, &adv_params,
|
|
gap_event_cb, NULL);
|
|
if (err) {
|
|
if (err == BLE_HS_EALREADY) {
|
|
ble_gap_adv_stop();
|
|
goto again;
|
|
}
|
|
|
|
BT_ERR("Advertising start failed: err %d", err);
|
|
return err;
|
|
}
|
|
|
|
#if BLE_MESH_DEV
|
|
bt_mesh_atomic_set_bit(bt_mesh_dev.flags, BLE_MESH_DEV_ADVERTISING);
|
|
|
|
if (!(param->options & BLE_MESH_ADV_OPT_ONE_TIME)) {
|
|
bt_mesh_atomic_set_bit(bt_mesh_dev.flags, BLE_MESH_DEV_KEEP_ADVERTISING);
|
|
}
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
#if CONFIG_BLE_MESH_SUPPORT_BLE_ADV
|
|
int bt_mesh_ble_adv_start(const struct bt_mesh_ble_adv_param *param,
|
|
const struct bt_mesh_ble_adv_data *data)
|
|
{
|
|
struct ble_gap_adv_params adv_params = {0};
|
|
ble_addr_t p_dir_bda = {0};
|
|
int err = 0;
|
|
|
|
if (data && param->adv_type != BLE_MESH_ADV_DIRECT_IND &&
|
|
param->adv_type != BLE_MESH_ADV_DIRECT_IND_LOW_DUTY) {
|
|
if (data->adv_data_len) {
|
|
err = ble_gap_adv_set_data(data->adv_data, data->adv_data_len);
|
|
if (err) {
|
|
BT_ERR("Failed to set advertising data, err %d", err);
|
|
return err;
|
|
}
|
|
}
|
|
if (data->scan_rsp_data_len && param->adv_type != BLE_MESH_ADV_NONCONN_IND) {
|
|
err = ble_gap_adv_rsp_set_data(data->scan_rsp_data, data->scan_rsp_data_len);
|
|
if (err) {
|
|
BT_ERR("Failed to set scan rsp data, err %d", err);
|
|
return err;
|
|
}
|
|
}
|
|
}
|
|
|
|
switch (param->adv_type) {
|
|
case BLE_MESH_ADV_IND:
|
|
adv_params.conn_mode = BLE_GAP_CONN_MODE_UND;
|
|
adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN;
|
|
break;
|
|
case BLE_MESH_ADV_DIRECT_IND:
|
|
adv_params.conn_mode = BLE_GAP_CONN_MODE_DIR;
|
|
adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN;
|
|
break;
|
|
case BLE_MESH_ADV_SCAN_IND:
|
|
adv_params.conn_mode = BLE_GAP_CONN_MODE_NON;
|
|
adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN;
|
|
break;
|
|
case BLE_MESH_ADV_NONCONN_IND:
|
|
adv_params.conn_mode = BLE_GAP_CONN_MODE_NON;
|
|
adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN;
|
|
break;
|
|
case BLE_MESH_ADV_DIRECT_IND_LOW_DUTY:
|
|
adv_params.conn_mode = BLE_GAP_CONN_MODE_DIR;
|
|
adv_params.disc_mode = BLE_GAP_DISC_MODE_GEN;
|
|
break;
|
|
}
|
|
adv_params.itvl_min = param->interval;
|
|
adv_params.itvl_max = param->interval;
|
|
adv_params.channel_map = BLE_MESH_ADV_CHNL_37 | BLE_MESH_ADV_CHNL_38 | BLE_MESH_ADV_CHNL_39;
|
|
adv_params.filter_policy = BLE_MESH_AP_SCAN_CONN_ALL;
|
|
adv_params.high_duty_cycle = (param->adv_type == BLE_MESH_ADV_DIRECT_IND) ? true : false;
|
|
|
|
if (param->own_addr_type == BLE_MESH_ADDR_PUBLIC_ID ||
|
|
param->own_addr_type == BLE_MESH_ADDR_RANDOM_ID ||
|
|
param->adv_type == BLE_MESH_ADV_DIRECT_IND ||
|
|
param->adv_type == BLE_MESH_ADV_DIRECT_IND_LOW_DUTY) {
|
|
p_dir_bda.type = param->peer_addr_type;
|
|
memcpy(p_dir_bda.val, param->peer_addr, BLE_MESH_ADDR_LEN);
|
|
}
|
|
|
|
err = ble_gap_adv_start(param->own_addr_type, &p_dir_bda, BLE_HS_FOREVER, &adv_params,
|
|
gap_event_cb, NULL);
|
|
if (err) {
|
|
BT_ERR("Failed to start advertising, err %d", err);
|
|
return err;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_BLE_MESH_SUPPORT_BLE_ADV */
|
|
|
|
int bt_le_adv_stop(void)
|
|
{
|
|
#if BLE_MESH_DEV
|
|
bt_mesh_atomic_clear_bit(bt_mesh_dev.flags, BLE_MESH_DEV_KEEP_ADVERTISING);
|
|
if (!bt_mesh_atomic_test_bit(bt_mesh_dev.flags, BLE_MESH_DEV_ADVERTISING)) {
|
|
return 0;
|
|
}
|
|
#endif
|
|
ble_gap_adv_stop();
|
|
|
|
#if BLE_MESH_DEV
|
|
bt_mesh_atomic_clear_bit(bt_mesh_dev.flags, BLE_MESH_DEV_ADVERTISING);
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
int bt_le_scan_start(const struct bt_mesh_scan_param *param, bt_mesh_scan_cb_t cb)
|
|
{
|
|
int err;
|
|
|
|
#if BLE_MESH_DEV
|
|
if (bt_mesh_atomic_test_bit(bt_mesh_dev.flags, BLE_MESH_DEV_SCANNING)) {
|
|
return -EALREADY;
|
|
}
|
|
#endif
|
|
|
|
#if BLE_MESH_DEV
|
|
if (param->filter_dup) {
|
|
bt_mesh_atomic_set_bit(bt_mesh_dev.flags, BLE_MESH_DEV_SCAN_FILTER_DUP);
|
|
} else {
|
|
bt_mesh_atomic_clear_bit(bt_mesh_dev.flags, BLE_MESH_DEV_SCAN_FILTER_DUP);
|
|
}
|
|
#endif
|
|
|
|
err = start_le_scan(param->type, param->interval, param->window, param->filter_dup);
|
|
if (err) {
|
|
return err;
|
|
}
|
|
|
|
#if BLE_MESH_DEV
|
|
bt_mesh_atomic_set_bit(bt_mesh_dev.flags, BLE_MESH_DEV_SCANNING);
|
|
#endif
|
|
|
|
bt_mesh_scan_dev_found_cb = cb;
|
|
return err;
|
|
}
|
|
|
|
int bt_le_scan_stop(void)
|
|
{
|
|
#if BLE_MESH_DEV
|
|
if (bt_mesh_atomic_test_bit(bt_mesh_dev.flags, BLE_MESH_DEV_SCANNING)) {
|
|
bt_mesh_atomic_clear_bit(bt_mesh_dev.flags, BLE_MESH_DEV_SCANNING);
|
|
ble_gap_disc_cancel();
|
|
}
|
|
#else
|
|
ble_gap_disc_cancel();
|
|
#endif
|
|
|
|
bt_mesh_scan_dev_found_cb = NULL;
|
|
return 0;
|
|
}
|
|
|
|
#if CONFIG_BLE_MESH_TEST_USE_WHITE_LIST
|
|
int bt_le_update_white_list(struct bt_mesh_white_list *wl)
|
|
{
|
|
ble_addr_t addr = {0};
|
|
|
|
if (wl == NULL || wl->add_remove == false) {
|
|
BT_ERR("%s, Invalid parameter", __func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
addr.type = wl->addr_type;
|
|
memcpy(addr.val, wl->remote_bda, BLE_MESH_ADDR_LEN);
|
|
|
|
return ble_gap_wl_set(&addr, 1);
|
|
}
|
|
#endif
|
|
|
|
#if defined(CONFIG_BLE_MESH_NODE) && CONFIG_BLE_MESH_NODE
|
|
|
|
void bt_mesh_gatts_conn_cb_register(struct bt_mesh_conn_cb *cb)
|
|
{
|
|
bt_mesh_gatts_conn_cb = cb;
|
|
}
|
|
|
|
void bt_mesh_gatts_conn_cb_deregister(void)
|
|
{
|
|
bt_mesh_gatts_conn_cb = NULL;
|
|
}
|
|
|
|
static struct bt_mesh_gatt_attr *bt_mesh_gatts_find_attr_by_handle(u16_t handle)
|
|
{
|
|
struct bt_mesh_gatt_service *svc = NULL;
|
|
struct bt_mesh_gatt_attr *attr = NULL;
|
|
|
|
SYS_SLIST_FOR_EACH_CONTAINER(&bt_mesh_gatts_db, svc, node) {
|
|
int i;
|
|
|
|
for (i = 0; i < svc->attr_count; i++) {
|
|
attr = &svc->attrs[i];
|
|
/* Check the attrs handle is equal to the handle or not */
|
|
if (attr->handle == handle) {
|
|
return attr;
|
|
}
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void bt_mesh_gatts_foreach_attr(u16_t start_handle, u16_t end_handle,
|
|
bt_mesh_gatt_attr_func_t func, void *user_data)
|
|
{
|
|
struct bt_mesh_gatt_service *svc = NULL;
|
|
|
|
SYS_SLIST_FOR_EACH_CONTAINER(&bt_mesh_gatts_db, svc, node) {
|
|
int i;
|
|
|
|
for (i = 0; i < svc->attr_count; i++) {
|
|
struct bt_mesh_gatt_attr *attr = &svc->attrs[i];
|
|
|
|
/* Check if attribute handle is within range */
|
|
if (attr->handle < start_handle ||
|
|
attr->handle > end_handle) {
|
|
continue;
|
|
}
|
|
|
|
if (func(attr, user_data) == BLE_MESH_GATT_ITER_STOP) {
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static u8_t find_next(const struct bt_mesh_gatt_attr *attr, void *user_data)
|
|
{
|
|
struct bt_mesh_gatt_attr **next = user_data;
|
|
|
|
*next = (struct bt_mesh_gatt_attr *)attr;
|
|
|
|
return BLE_MESH_GATT_ITER_STOP;
|
|
}
|
|
|
|
static struct bt_mesh_gatt_attr *bt_mesh_gatts_attr_next(const struct bt_mesh_gatt_attr *attr)
|
|
{
|
|
struct bt_mesh_gatt_attr *next = NULL;
|
|
|
|
bt_mesh_gatts_foreach_attr(attr->handle + 1, attr->handle + 1, find_next, &next);
|
|
|
|
return next;
|
|
}
|
|
|
|
ssize_t bt_mesh_gatts_attr_read(struct bt_mesh_conn *conn, const struct bt_mesh_gatt_attr *attr,
|
|
void *buf, u16_t buf_len, u16_t offset,
|
|
const void *value, u16_t value_len)
|
|
{
|
|
u16_t len;
|
|
|
|
if (offset > value_len) {
|
|
return BLE_MESH_GATT_ERR(BLE_MESH_ATT_ERR_INVALID_OFFSET);
|
|
}
|
|
|
|
len = MIN(buf_len, value_len - offset);
|
|
|
|
BT_DBG("handle 0x%04x offset %u length %u", attr->handle, offset, len);
|
|
|
|
memcpy(buf, value + offset, len);
|
|
|
|
return len;
|
|
}
|
|
|
|
struct gatts_incl {
|
|
u16_t start_handle;
|
|
u16_t end_handle;
|
|
u16_t uuid16;
|
|
} __packed;
|
|
|
|
ssize_t bt_mesh_gatts_attr_read_included(struct bt_mesh_conn *conn,
|
|
const struct bt_mesh_gatt_attr *attr,
|
|
void *buf, u16_t len, u16_t offset)
|
|
{
|
|
struct bt_mesh_gatt_attr *incl = attr->user_data;
|
|
struct bt_mesh_uuid *uuid = incl->user_data;
|
|
struct gatts_incl pdu = {0};
|
|
u8_t value_len;
|
|
|
|
/* First attr points to the start handle */
|
|
pdu.start_handle = sys_cpu_to_le16(incl->handle);
|
|
value_len = sizeof(pdu.start_handle) + sizeof(pdu.end_handle);
|
|
|
|
/*
|
|
* Core 4.2, Vol 3, Part G, 3.2,
|
|
* The Service UUID shall only be present when the UUID is a 16-bit Bluetooth UUID.
|
|
*/
|
|
if (uuid->type == BLE_MESH_UUID_TYPE_16) {
|
|
pdu.uuid16 = sys_cpu_to_le16(BLE_MESH_UUID_16(uuid)->val);
|
|
value_len += sizeof(pdu.uuid16);
|
|
}
|
|
|
|
return bt_mesh_gatts_attr_read(conn, attr, buf, len, offset, &pdu, value_len);
|
|
}
|
|
|
|
ssize_t bt_mesh_gatts_attr_read_service(struct bt_mesh_conn *conn,
|
|
const struct bt_mesh_gatt_attr *attr,
|
|
void *buf, u16_t len, u16_t offset)
|
|
{
|
|
struct bt_mesh_uuid *uuid = attr->user_data;
|
|
|
|
if (uuid->type == BLE_MESH_UUID_TYPE_16) {
|
|
u16_t uuid16 = sys_cpu_to_le16(BLE_MESH_UUID_16(uuid)->val);
|
|
|
|
return bt_mesh_gatts_attr_read(conn, attr, buf, len, offset, &uuid16, 2);
|
|
}
|
|
|
|
return bt_mesh_gatts_attr_read(conn, attr, buf, len, offset,
|
|
BLE_MESH_UUID_128(uuid)->val, 16);
|
|
}
|
|
|
|
struct gatts_chrc {
|
|
u8_t properties;
|
|
u16_t value_handle;
|
|
union {
|
|
u16_t uuid16;
|
|
u8_t uuid[16];
|
|
};
|
|
} __packed;
|
|
|
|
ssize_t bt_mesh_gatts_attr_read_chrc(struct bt_mesh_conn *conn,
|
|
const struct bt_mesh_gatt_attr *attr, void *buf,
|
|
u16_t len, u16_t offset)
|
|
{
|
|
struct bt_mesh_gatt_char *chrc = attr->user_data;
|
|
const struct bt_mesh_gatt_attr *next = NULL;
|
|
struct gatts_chrc pdu = {0};
|
|
u8_t value_len;
|
|
|
|
pdu.properties = chrc->properties;
|
|
/* BLUETOOTH SPECIFICATION Version 4.2 [Vol 3, Part G] page 534:
|
|
* 3.3.2 Characteristic Value Declaration
|
|
* The Characteristic Value declaration contains the value of the
|
|
* characteristic. It is the first Attribute after the characteristic
|
|
* declaration. All characteristic definitions shall have a
|
|
* Characteristic Value declaration.
|
|
*/
|
|
next = bt_mesh_gatts_attr_next(attr);
|
|
if (!next) {
|
|
BT_WARN("%s, No value for characteristic at 0x%04x", __func__, attr->handle);
|
|
pdu.value_handle = 0x0000;
|
|
} else {
|
|
pdu.value_handle = sys_cpu_to_le16(next->handle);
|
|
}
|
|
value_len = sizeof(pdu.properties) + sizeof(pdu.value_handle);
|
|
|
|
if (chrc->uuid->type == BLE_MESH_UUID_TYPE_16) {
|
|
pdu.uuid16 = sys_cpu_to_le16(BLE_MESH_UUID_16(chrc->uuid)->val);
|
|
value_len += 2;
|
|
} else {
|
|
memcpy(pdu.uuid, BLE_MESH_UUID_128(chrc->uuid)->val, 16);
|
|
value_len += 16;
|
|
}
|
|
|
|
return bt_mesh_gatts_attr_read(conn, attr, buf, len, offset, &pdu, value_len);
|
|
}
|
|
|
|
static int gatts_register(struct bt_mesh_gatt_service *svc)
|
|
{
|
|
struct bt_mesh_gatt_service *last;
|
|
u16_t handle;
|
|
|
|
if (sys_slist_is_empty(&bt_mesh_gatts_db)) {
|
|
handle = 0;
|
|
goto populate;
|
|
}
|
|
|
|
last = SYS_SLIST_PEEK_TAIL_CONTAINER(&bt_mesh_gatts_db, last, node);
|
|
handle = last->attrs[last->attr_count - 1].handle;
|
|
BT_DBG("%s, handle = %d", __func__, handle);
|
|
|
|
populate:
|
|
sys_slist_append(&bt_mesh_gatts_db, &svc->node);
|
|
return 0;
|
|
}
|
|
|
|
static int gatts_deregister(struct bt_mesh_gatt_service *svc)
|
|
{
|
|
if (sys_slist_is_empty(&bt_mesh_gatts_db)) {
|
|
return 0;
|
|
}
|
|
|
|
sys_slist_find_and_remove(&bt_mesh_gatts_db, &svc->node);
|
|
return 0;
|
|
}
|
|
|
|
int bt_mesh_gatts_service_register(struct bt_mesh_gatt_service *svc)
|
|
{
|
|
uint16_t offset = 0;
|
|
int i;
|
|
if (BLE_MESH_UUID_16(svc->attrs[0].user_data)->val == BT_UUID_MESH_PROXY_VAL) {
|
|
offset = proxy_svc_start_handle;
|
|
} else if (BLE_MESH_UUID_16(svc->attrs[0].user_data)->val == BT_UUID_MESH_PROV_VAL) {
|
|
offset = prov_svc_start_handle;
|
|
}
|
|
|
|
for (i = 0; i < svc->attr_count; i++) {
|
|
svc->attrs[i].handle = offset + i;
|
|
}
|
|
gatts_register(svc);
|
|
return 0;
|
|
}
|
|
|
|
int bt_mesh_gatts_service_deregister(struct bt_mesh_gatt_service *svc)
|
|
{
|
|
assert(svc != NULL);
|
|
|
|
gatts_deregister(svc);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int bt_mesh_gatts_disconnect(struct bt_mesh_conn *conn, u8_t reason)
|
|
{
|
|
u16_t conn_id = BLE_MESH_GATT_CREATE_CONN_ID(conn->handle);
|
|
ble_gap_terminate(conn_id, reason);
|
|
return 0;
|
|
}
|
|
|
|
int bt_mesh_gatts_service_unregister(struct bt_mesh_gatt_service *svc)
|
|
{
|
|
assert(svc != NULL);
|
|
BT_ERR("%s, Unsupported for NimBLE host", __func__);
|
|
return 0;
|
|
}
|
|
|
|
int bt_mesh_gatts_notify(struct bt_mesh_conn *conn, const struct bt_mesh_gatt_attr *attr,
|
|
const void *data, u16_t len)
|
|
{
|
|
struct os_mbuf *om;
|
|
u16_t conn_id = BLE_MESH_GATT_CREATE_CONN_ID(conn->handle);
|
|
|
|
om = ble_hs_mbuf_from_flat(data, len);
|
|
assert(om);
|
|
ble_gattc_notify_custom(conn_id, attr->handle, om);
|
|
|
|
return 0;
|
|
}
|
|
|
|
u16_t bt_mesh_gatt_get_mtu(struct bt_mesh_conn *conn)
|
|
{
|
|
return ble_att_preferred_mtu();
|
|
}
|
|
|
|
/* APIs added by Espressif */
|
|
int bt_mesh_gatts_service_stop(struct bt_mesh_gatt_service *svc)
|
|
{
|
|
int rc;
|
|
uint16_t handle;
|
|
if (!svc) {
|
|
BT_ERR("%s, Invalid parameter", __func__);
|
|
return -EINVAL;
|
|
}
|
|
const ble_uuid_t *uuid;
|
|
if (BLE_MESH_UUID_16(svc->attrs[0].user_data)->val == BT_UUID_MESH_PROXY_VAL) {
|
|
uuid = BLE_UUID16_DECLARE(BT_UUID_MESH_PROXY_VAL);
|
|
} else {
|
|
uuid = BLE_UUID16_DECLARE(BT_UUID_MESH_PROV_VAL);
|
|
}
|
|
|
|
rc = ble_gatts_find_svc(uuid, &handle);
|
|
assert(rc == 0);
|
|
ble_gatts_svc_set_visibility(handle, 0);
|
|
|
|
/* FIXME: figure out end handle */
|
|
ble_svc_gatt_changed(handle, 0xffff);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int bt_mesh_gatts_service_start(struct bt_mesh_gatt_service *svc)
|
|
{
|
|
int rc;
|
|
uint16_t handle;
|
|
const ble_uuid_t *uuid;
|
|
if (BLE_MESH_UUID_16(svc->attrs[0].user_data)->val == BT_UUID_MESH_PROXY_VAL) {
|
|
uuid = BLE_UUID16_DECLARE(BT_UUID_MESH_PROXY_VAL);
|
|
} else {
|
|
uuid = BLE_UUID16_DECLARE(BT_UUID_MESH_PROV_VAL);
|
|
}
|
|
|
|
rc = ble_gatts_find_svc(uuid, &handle);
|
|
assert(rc == 0);
|
|
ble_gatts_svc_set_visibility(handle, 1);
|
|
|
|
/* FIXME: figure out end handle */
|
|
ble_svc_gatt_changed(handle, 0xffff);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int bt_mesh_gatts_set_local_device_name(const char *name)
|
|
{
|
|
return ble_svc_gap_device_name_set(name);
|
|
}
|
|
#endif /* defined(CONFIG_BLE_MESH_NODE) && CONFIG_BLE_MESH_NODE */
|
|
|
|
#if (CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT) || \
|
|
CONFIG_BLE_MESH_GATT_PROXY_CLIENT
|
|
void bt_mesh_gattc_conn_cb_register(struct bt_mesh_prov_conn_cb *cb)
|
|
{
|
|
bt_mesh_gattc_conn_cb = cb;
|
|
}
|
|
|
|
void bt_mesh_gattc_conn_cb_deregister(void)
|
|
{
|
|
bt_mesh_gattc_conn_cb = NULL;
|
|
}
|
|
|
|
u8_t bt_mesh_gattc_get_free_conn_count(void)
|
|
{
|
|
u8_t count = 0;
|
|
u8_t i;
|
|
|
|
for (i = 0U; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
if (bt_mesh_gattc_info[i].conn.handle == 0xFFFF &&
|
|
bt_mesh_gattc_info[i].service_uuid == 0x0000) {
|
|
++count;
|
|
}
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
u16_t bt_mesh_gattc_get_service_uuid(struct bt_mesh_conn *conn)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
if (conn == &bt_mesh_gattc_info[i].conn) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (i == ARRAY_SIZE(bt_mesh_gattc_info)) {
|
|
return 0;
|
|
}
|
|
|
|
return bt_mesh_gattc_info[i].service_uuid;
|
|
}
|
|
|
|
/** For provisioner acting as a GATT client, it may follow the procedures
|
|
* listed below.
|
|
* 1. Create connection with the unprovisioned device
|
|
* 2. Exchange MTU size
|
|
* 3. Find Mesh Prov Service in the device's service database
|
|
* 4. Find Mesh Prov Data In/Out characteristic within the service
|
|
* 5. Get CCC of Mesh Prov Data Out Characteristic
|
|
* 6. Set the Notification bit of CCC
|
|
*/
|
|
|
|
int bt_mesh_gattc_conn_create(const bt_mesh_addr_t *addr, u16_t service_uuid)
|
|
{
|
|
u8_t zero[6] = {0};
|
|
int i, rc;
|
|
|
|
if (!addr || !memcmp(addr->val, zero, BLE_MESH_ADDR_LEN) ||
|
|
(addr->type > BLE_ADDR_RANDOM)) {
|
|
BT_ERR("%s, Invalid remote address", __func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (service_uuid != BLE_MESH_UUID_MESH_PROV_VAL &&
|
|
service_uuid != BLE_MESH_UUID_MESH_PROXY_VAL) {
|
|
BT_ERR("%s, Invalid service uuid 0x%04x", __func__, service_uuid);
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Check if already creating connection with the device */
|
|
for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
if (!memcmp(bt_mesh_gattc_info[i].addr.val, addr->val, BLE_MESH_ADDR_LEN)) {
|
|
BT_WARN("%s, Already create connection with %s",
|
|
__func__, bt_hex(addr->val, BLE_MESH_ADDR_LEN));
|
|
return -EALREADY;
|
|
}
|
|
}
|
|
|
|
/* Find empty element in queue to store device info */
|
|
for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
if ((bt_mesh_gattc_info[i].conn.handle == 0xFFFF) &&
|
|
(bt_mesh_gattc_info[i].service_uuid == 0x0000)) {
|
|
memcpy(bt_mesh_gattc_info[i].addr.val, addr->val, BLE_MESH_ADDR_LEN);
|
|
bt_mesh_gattc_info[i].addr.type = addr->type;
|
|
/* Service to be found after exhanging mtu size */
|
|
bt_mesh_gattc_info[i].service_uuid = service_uuid;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (i == ARRAY_SIZE(bt_mesh_gattc_info)) {
|
|
BT_WARN("%s, gattc info is full", __func__);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
#if BLE_MESH_DEV
|
|
if (bt_mesh_atomic_test_and_clear_bit(bt_mesh_dev.flags, BLE_MESH_DEV_SCANNING)) {
|
|
rc = ble_gap_disc_cancel();
|
|
if (rc != 0) {
|
|
return -1;
|
|
}
|
|
}
|
|
#else
|
|
rc = ble_gap_disc_cancel();
|
|
if (rc != 0) {
|
|
return -1;
|
|
}
|
|
#endif /* BLE_MESH_DEV */
|
|
|
|
BT_DBG("%s, create conn with %s", __func__, bt_hex(addr->val, BLE_MESH_ADDR_LEN));
|
|
|
|
/* Min_interval: 250ms
|
|
* Max_interval: 250ms
|
|
* Slave_latency: 0x0
|
|
* Supervision_timeout: 32 sec
|
|
*/
|
|
struct ble_gap_conn_params conn_params = {0};
|
|
conn_params.itvl_min = 0xC8; /* (250 * 1000) / 1250 = 200 = 0xC8 */
|
|
conn_params.itvl_max = 0xC8; /* (250 * 1000) / 1250 = 200 = 0xC8 */
|
|
conn_params.latency = 0;
|
|
conn_params.supervision_timeout = 0xC80;
|
|
conn_params.scan_itvl = 0x0020; //0x0010
|
|
conn_params.scan_window = 0x0020; //0x0010
|
|
conn_params.min_ce_len = BLE_GAP_INITIAL_CONN_MIN_CE_LEN;
|
|
conn_params.max_ce_len = BLE_GAP_INITIAL_CONN_MAX_CE_LEN;
|
|
|
|
|
|
ble_addr_t peer_addr;
|
|
memcpy(peer_addr.val, addr->val, 6);
|
|
peer_addr.type = addr->type;
|
|
|
|
rc = ble_gap_connect(BLE_OWN_ADDR_PUBLIC, &peer_addr, BLE_HS_FOREVER, &conn_params,
|
|
disc_cb, NULL);
|
|
|
|
return i;
|
|
}
|
|
|
|
static int mtu_cb(uint16_t conn_handle,
|
|
const struct ble_gatt_error *error,
|
|
uint16_t mtu, void *arg)
|
|
{
|
|
int i;
|
|
if (error->status == 0) {
|
|
|
|
for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
if (bt_mesh_gattc_info[i].conn.handle == conn_handle) {
|
|
bt_mesh_gattc_info[i].mtu = mtu;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
void bt_mesh_gattc_exchange_mtu(u8_t index)
|
|
{
|
|
/** Set local MTU and exchange with GATT server.
|
|
* ATT_MTU >= 69 for Mesh GATT Prov Service
|
|
* ATT_NTU >= 33 for Mesh GATT Proxy Service
|
|
*/
|
|
|
|
ble_gattc_exchange_mtu(bt_mesh_gattc_info[index].conn.handle, mtu_cb, NULL);
|
|
}
|
|
|
|
u16_t bt_mesh_gattc_get_mtu_info(struct bt_mesh_conn *conn)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
if (conn == &bt_mesh_gattc_info[i].conn) {
|
|
return bt_mesh_gattc_info[i].mtu;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int bt_mesh_gattc_write_no_rsp(struct bt_mesh_conn *conn, const struct bt_mesh_gatt_attr *attr,
|
|
const void *data, u16_t len)
|
|
{
|
|
u16_t conn_id;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
if (conn == &bt_mesh_gattc_info[i].conn) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (i == ARRAY_SIZE(bt_mesh_gattc_info)) {
|
|
BT_ERR("%s, Conn is not found", __func__);
|
|
/** Here we return 0 for prov_send() return value check in provisioner.c
|
|
*/
|
|
return 0;
|
|
}
|
|
|
|
conn_id = BLE_MESH_GATT_CREATE_CONN_ID(bt_mesh_gattc_info[i].conn.handle);
|
|
|
|
struct os_mbuf *om;
|
|
int rc;
|
|
|
|
om = ble_hs_mbuf_from_flat(data, len);
|
|
if (om == NULL) {
|
|
return -1;
|
|
}
|
|
|
|
rc = ble_gattc_write_no_rsp(conn_id, bt_mesh_gattc_info[i].data_in_handle, om);
|
|
if (rc != 0) {
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void bt_mesh_gattc_disconnect(struct bt_mesh_conn *conn)
|
|
{
|
|
/** Disconnect
|
|
* Clear proper proxy server information
|
|
* Clear proper prov_link information
|
|
* Clear proper bt_mesh_gattc_info information
|
|
* Here in adapter, we just clear proper bt_mesh_gattc_info, and
|
|
* when proxy_disconnected callback comes, the proxy server
|
|
* information and prov_link information should be cleared.
|
|
*/
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
if (conn == &bt_mesh_gattc_info[i].conn) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (i == ARRAY_SIZE(bt_mesh_gattc_info)) {
|
|
BT_ERR("%s, Conn is not found", __func__);
|
|
return;
|
|
}
|
|
ble_gap_terminate(bt_mesh_gattc_info[i].conn.handle, BLE_ERR_REM_USER_CONN_TERM);
|
|
}
|
|
|
|
/** Mesh Provisioning Service: 0x1827
|
|
* Mesh Provisioning Data In: 0x2ADB
|
|
* Mesh Provisioning Data Out: 0x2ADC
|
|
* Mesh Proxy Service: 0x1828
|
|
* Mesh Proxy Data In: 0x2ADD
|
|
* Mesh PROXY Data Out: 0x2ADE
|
|
*/
|
|
#endif /* (CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT) || CONFIG_BLE_MESH_GATT_PROXY_CLIENT */
|
|
|
|
struct bt_mesh_conn *bt_mesh_conn_ref(struct bt_mesh_conn *conn)
|
|
{
|
|
bt_mesh_atomic_inc(&conn->ref);
|
|
|
|
BT_DBG("handle %u ref %u", conn->handle, bt_mesh_atomic_get(&conn->ref));
|
|
|
|
return conn;
|
|
}
|
|
|
|
void bt_mesh_conn_unref(struct bt_mesh_conn *conn)
|
|
{
|
|
bt_mesh_atomic_dec(&conn->ref);
|
|
|
|
BT_DBG("handle %u ref %u", conn->handle, bt_mesh_atomic_get(&conn->ref));
|
|
}
|
|
|
|
#if defined(CONFIG_BLE_MESH_NODE) && CONFIG_BLE_MESH_NODE
|
|
static int proxy_char_access_cb(uint16_t conn_handle, uint16_t attr_handle,
|
|
struct ble_gatt_access_ctxt *ctxt, void *arg)
|
|
{
|
|
if (ctxt->op == BLE_GATT_ACCESS_OP_WRITE_CHR || ctxt->op == BLE_GATT_ACCESS_OP_WRITE_DSC) {
|
|
struct bt_mesh_gatt_attr *attr = bt_mesh_gatts_find_attr_by_handle(attr_handle);
|
|
u8_t index = BLE_MESH_GATT_GET_CONN_ID(conn_handle);
|
|
u16_t len = 0;
|
|
|
|
BT_DBG("%s, write: handle = %d, len = %d, data = %s", __func__, attr_handle,
|
|
ctxt->om->om_len,
|
|
bt_hex(ctxt->om->om_data, ctxt->om->om_len));
|
|
|
|
if (attr != NULL && attr->write != NULL) {
|
|
if ((len = attr->write(&bt_mesh_gatts_conn[index], attr,
|
|
ctxt->om->om_data,
|
|
ctxt->om->om_len,
|
|
0 /* offset */, 0)) > 0) {
|
|
}
|
|
}
|
|
} else if (ctxt->op == BLE_GATT_ACCESS_OP_READ_CHR || ctxt->op == BLE_GATT_ACCESS_OP_READ_DSC) {
|
|
BT_ERR("%s, Unhandled read request for chr and dsc: opcode - %d", __func__, ctxt->op);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int dummy_access_cb(uint16_t conn_handle, uint16_t attr_handle,
|
|
struct ble_gatt_access_ctxt *ctxt, void *arg)
|
|
{
|
|
/*
|
|
* We should never never enter this callback - it's attached to notify-only
|
|
* characteristic which are notified directly from mbuf. And we can't pass
|
|
* NULL as access_cb because gatts will assert on init...
|
|
*/
|
|
assert(0);
|
|
return 0;
|
|
}
|
|
|
|
static const struct ble_gatt_svc_def svc_defs [] = {
|
|
#ifdef CONFIG_BLE_MESH_GATT_PROXY_SERVER
|
|
{
|
|
.type = BLE_GATT_SVC_TYPE_PRIMARY,
|
|
.uuid = BLE_UUID16_DECLARE(BT_UUID_MESH_PROXY_VAL),
|
|
.includes = NULL,
|
|
.characteristics = (struct ble_gatt_chr_def[])
|
|
{ {
|
|
.uuid = BLE_UUID16_DECLARE(BT_UUID_MESH_PROXY_DATA_IN_VAL),
|
|
.access_cb = proxy_char_access_cb,
|
|
.flags = BLE_GATT_CHR_F_WRITE_NO_RSP,
|
|
}, {
|
|
.uuid = BLE_UUID16_DECLARE(BT_UUID_MESH_PROXY_DATA_OUT_VAL),
|
|
.access_cb = dummy_access_cb,
|
|
.flags = BLE_GATT_CHR_F_NOTIFY,
|
|
}, {
|
|
0, /* No more characteristics in this service. */
|
|
}
|
|
},
|
|
},
|
|
#endif
|
|
#ifdef CONFIG_BLE_MESH_PB_GATT
|
|
{
|
|
.type = BLE_GATT_SVC_TYPE_PRIMARY,
|
|
.uuid = BLE_UUID16_DECLARE(BT_UUID_MESH_PROV_VAL),
|
|
.includes = NULL,
|
|
.characteristics = (struct ble_gatt_chr_def[])
|
|
{ {
|
|
.uuid = BLE_UUID16_DECLARE(BT_UUID_MESH_PROV_DATA_IN_VAL),
|
|
.access_cb = proxy_char_access_cb,
|
|
.flags = BLE_GATT_CHR_F_WRITE_NO_RSP,
|
|
}, {
|
|
.uuid = BLE_UUID16_DECLARE(BT_UUID_MESH_PROV_DATA_OUT_VAL),
|
|
.access_cb = dummy_access_cb,
|
|
.flags = BLE_GATT_CHR_F_NOTIFY,
|
|
}, {
|
|
0, /* No more characteristics in this service. */
|
|
}
|
|
},
|
|
},
|
|
#endif
|
|
{
|
|
0, /* No more services. */
|
|
},
|
|
};
|
|
#endif
|
|
|
|
void gatt_register_cb(struct ble_gatt_register_ctxt *ctxt,
|
|
void *arg )
|
|
{
|
|
if (ctxt->op == BLE_GATT_REGISTER_OP_SVC) {
|
|
if (ble_uuid_cmp(ctxt->svc.svc_def->uuid, BLE_UUID16_DECLARE(BT_UUID_MESH_PROXY_VAL)) == 0) {
|
|
proxy_svc_start_handle = ctxt->svc.handle;
|
|
} else if (ble_uuid_cmp(ctxt->svc.svc_def->uuid, BLE_UUID16_DECLARE(BT_UUID_MESH_PROV_VAL)) == 0) {
|
|
prov_svc_start_handle = ctxt->svc.handle;
|
|
}
|
|
}
|
|
}
|
|
|
|
void bt_mesh_gatt_init(void)
|
|
{
|
|
ble_att_set_preferred_mtu(BLE_ATT_MTU_DFLT);
|
|
|
|
ble_hs_cfg.gatts_register_cb = gatt_register_cb;
|
|
|
|
#if defined(CONFIG_BLE_MESH_NODE) && CONFIG_BLE_MESH_NODE
|
|
static bool init = false;
|
|
int rc;
|
|
|
|
if (init == false) {
|
|
ble_svc_gap_init();
|
|
ble_svc_gatt_init();
|
|
|
|
rc = ble_gatts_count_cfg(svc_defs);
|
|
assert(rc == 0);
|
|
|
|
rc = ble_gatts_add_svcs(svc_defs);
|
|
assert(rc == 0);
|
|
|
|
ble_gatts_start();
|
|
|
|
ble_gatts_svc_set_visibility(prov_svc_start_handle, 1);
|
|
ble_gatts_svc_set_visibility(proxy_svc_start_handle, 0);
|
|
|
|
init = true;
|
|
}
|
|
#endif
|
|
|
|
#if (CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT) || \
|
|
CONFIG_BLE_MESH_GATT_PROXY_CLIENT
|
|
for (int i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
bt_mesh_gattc_info[i].conn.handle = 0xFFFF;
|
|
bt_mesh_gattc_info[i].mtu = BLE_ATT_MTU_DFLT;
|
|
bt_mesh_gattc_info[i].wr_desc_done = false;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void bt_mesh_gatt_deinit(void)
|
|
{
|
|
#if (CONFIG_BLE_MESH_NODE && CONFIG_BLE_MESH_PB_GATT) || \
|
|
CONFIG_BLE_MESH_GATT_PROXY_SERVER
|
|
memset(bt_mesh_gatts_addr, 0, BLE_MESH_ADDR_LEN);
|
|
#endif
|
|
|
|
#if (CONFIG_BLE_MESH_PROVISIONER && CONFIG_BLE_MESH_PB_GATT) || \
|
|
CONFIG_BLE_MESH_GATT_PROXY_CLIENT
|
|
for (int i = 0; i < ARRAY_SIZE(bt_mesh_gattc_info); i++) {
|
|
bt_mesh_gattc_info[i].conn.handle = 0xFFFF;
|
|
memset(&bt_mesh_gattc_info[i].addr, 0, sizeof(bt_mesh_addr_t));
|
|
bt_mesh_gattc_info[i].service_uuid = 0U;
|
|
bt_mesh_gattc_info[i].mtu = BLE_ATT_MTU_DFLT;
|
|
bt_mesh_gattc_info[i].wr_desc_done = false;
|
|
bt_mesh_gattc_info[i].start_handle = 0U;
|
|
bt_mesh_gattc_info[i].end_handle = 0U;
|
|
bt_mesh_gattc_info[i].data_in_handle = 0U;
|
|
bt_mesh_gattc_info[i].data_out_handle = 0U;
|
|
bt_mesh_gattc_info[i].ccc_handle = 0U;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void ble_sm_alg_ecc_init(void);
|
|
|
|
void bt_mesh_adapt_init(void)
|
|
{
|
|
BT_DBG("%s", __func__);
|
|
/* initialization of P-256 parameters */
|
|
ble_sm_alg_ecc_init();
|
|
}
|
|
|
|
int bt_mesh_rand(void *buf, size_t len)
|
|
{
|
|
int i;
|
|
|
|
if (buf == NULL || len == 0) {
|
|
BT_ERR("%s, Invalid parameter", __func__);
|
|
return -EAGAIN;
|
|
}
|
|
|
|
for (i = 0; i < (int)(len / sizeof(u32_t)); i++) {
|
|
u32_t rand = esp_random();
|
|
memcpy(buf + i * sizeof(u32_t), &rand, sizeof(u32_t));
|
|
}
|
|
|
|
BT_DBG("%s, rand: %s", __func__, bt_hex(buf, len));
|
|
return 0;
|
|
}
|
|
|
|
void bt_mesh_set_private_key(const u8_t pri_key[32])
|
|
{
|
|
memcpy(bt_mesh_private_key, pri_key, 32);
|
|
}
|
|
|
|
int ble_sm_alg_gen_key_pair(uint8_t *pub, uint8_t *priv);
|
|
|
|
const u8_t *bt_mesh_pub_key_get(void)
|
|
{
|
|
uint8_t pri_key[32] = {0};
|
|
|
|
#if 1
|
|
if (bt_mesh_atomic_test_bit(bt_mesh_dev.flags, BLE_MESH_DEV_HAS_PUB_KEY)) {
|
|
return bt_mesh_public_key;
|
|
}
|
|
#else
|
|
/* BLE Mesh BQB test case MESH/NODE/PROV/UPD/BV-12-C requires
|
|
* different public key for each provisioning procedure.
|
|
* Note: if enabled, when Provisioner provision multiple devices
|
|
* at the same time, this may cause invalid confirmation value.
|
|
*/
|
|
if (bt_mesh_rand(bt_mesh_private_key, 32)) {
|
|
BT_ERR("%s, Unable to generate bt_mesh_private_key", __func__);
|
|
return NULL;
|
|
}
|
|
#endif
|
|
|
|
int rc = ble_sm_alg_gen_key_pair(bt_mesh_public_key, pri_key);
|
|
if (rc != 0) {
|
|
BT_ERR("%s, Failed to generate the key pair", __func__);
|
|
return NULL;
|
|
}
|
|
memcpy(bt_mesh_private_key, pri_key, 32);
|
|
|
|
bt_mesh_atomic_set_bit(bt_mesh_dev.flags, BLE_MESH_DEV_HAS_PUB_KEY);
|
|
BT_DBG("gen the bt_mesh_public_key:%s", bt_hex(bt_mesh_public_key, sizeof(bt_mesh_public_key)));
|
|
|
|
return bt_mesh_public_key;
|
|
}
|
|
|
|
bool bt_mesh_check_public_key(const u8_t key[64])
|
|
{
|
|
struct mbedtls_ecp_point pt = {0};
|
|
mbedtls_ecp_group grp = {0};
|
|
bool rc = false;
|
|
|
|
uint8_t pub[65] = {0};
|
|
/* Hardcoded first byte of pub key for MBEDTLS_ECP_PF_UNCOMPRESSED */
|
|
pub[0] = 0x04;
|
|
memcpy(&pub[1], key, 64);
|
|
|
|
/* Initialize the required structures here */
|
|
mbedtls_ecp_point_init(&pt);
|
|
mbedtls_ecp_group_init(&grp);
|
|
|
|
/* Below 3 steps are to validate public key on curve secp256r1 */
|
|
if (mbedtls_ecp_group_load(&grp, MBEDTLS_ECP_DP_SECP256R1) != 0) {
|
|
goto exit;
|
|
}
|
|
|
|
if (mbedtls_ecp_point_read_binary(&grp, &pt, pub, 65) != 0) {
|
|
goto exit;
|
|
}
|
|
|
|
if (mbedtls_ecp_check_pubkey(&grp, &pt) != 0) {
|
|
goto exit;
|
|
}
|
|
|
|
rc = true;
|
|
|
|
exit:
|
|
mbedtls_ecp_point_free(&pt);
|
|
mbedtls_ecp_group_free(&grp);
|
|
return rc;
|
|
|
|
}
|
|
|
|
int ble_sm_alg_gen_dhkey(uint8_t *peer_pub_key_x, uint8_t *peer_pub_key_y,
|
|
uint8_t *our_priv_key, uint8_t *out_dhkey);
|
|
|
|
int bt_mesh_dh_key_gen(const u8_t remote_pk[64], bt_mesh_dh_key_cb_t cb, const u8_t idx)
|
|
{
|
|
uint8_t dhkey[32];
|
|
|
|
BT_DBG("private key = %s", bt_hex(bt_mesh_private_key, 32));
|
|
|
|
ble_sm_alg_gen_dhkey((uint8_t *)&remote_pk[0], (uint8_t *)&remote_pk[32], bt_mesh_private_key, dhkey);
|
|
|
|
if (cb != NULL) {
|
|
cb((const u8_t *)dhkey, idx);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#if CONFIG_MBEDTLS_HARDWARE_AES
|
|
static void ecb_encrypt(u8_t const *const key_le, u8_t const *const clear_text_le,
|
|
u8_t *const cipher_text_le, u8_t *const cipher_text_be)
|
|
{
|
|
struct bt_mesh_ecb_param ecb;
|
|
mbedtls_aes_context aes_ctx = {0};
|
|
|
|
aes_ctx.key_bytes = 16;
|
|
mem_rcopy(&aes_ctx.key[0], key_le, 16);
|
|
mem_rcopy(&ecb.clear_text[0], clear_text_le, sizeof(ecb.clear_text));
|
|
mbedtls_aes_crypt_ecb(&aes_ctx, MBEDTLS_AES_ENCRYPT, &ecb.clear_text[0], &ecb.cipher_text[0]);
|
|
|
|
if (cipher_text_le) {
|
|
mem_rcopy(cipher_text_le, &ecb.cipher_text[0],
|
|
sizeof(ecb.cipher_text));
|
|
}
|
|
|
|
if (cipher_text_be) {
|
|
memcpy(cipher_text_be, &ecb.cipher_text[0],
|
|
sizeof(ecb.cipher_text));
|
|
}
|
|
}
|
|
|
|
static void ecb_encrypt_be(u8_t const *const key_be, u8_t const *const clear_text_be,
|
|
u8_t *const cipher_text_be)
|
|
{
|
|
struct bt_mesh_ecb_param ecb;
|
|
mbedtls_aes_context aes_ctx = {0};
|
|
|
|
aes_ctx.key_bytes = 16;
|
|
memcpy(&aes_ctx.key[0], key_be, 16);
|
|
memcpy(&ecb.clear_text[0], clear_text_be, sizeof(ecb.clear_text));
|
|
mbedtls_aes_crypt_ecb(&aes_ctx, MBEDTLS_AES_ENCRYPT, &ecb.clear_text[0], &ecb.cipher_text[0]);
|
|
|
|
memcpy(cipher_text_be, &ecb.cipher_text[0], sizeof(ecb.cipher_text));
|
|
}
|
|
#endif /* CONFIG_MBEDTLS_HARDWARE_AES */
|
|
|
|
int bt_mesh_encrypt_le(const u8_t key[16], const u8_t plaintext[16],
|
|
u8_t enc_data[16])
|
|
{
|
|
#if CONFIG_MBEDTLS_HARDWARE_AES
|
|
BT_DBG("key %s plaintext %s", bt_hex(key, 16), bt_hex(plaintext, 16));
|
|
|
|
ecb_encrypt(key, plaintext, enc_data, NULL);
|
|
|
|
BT_DBG("enc_data %s", bt_hex(enc_data, 16));
|
|
return 0;
|
|
#else /* CONFIG_MBEDTLS_HARDWARE_AES */
|
|
struct tc_aes_key_sched_struct s;
|
|
u8_t tmp[16];
|
|
|
|
BT_DBG("key %s plaintext %s", bt_hex(key, 16), bt_hex(plaintext, 16));
|
|
|
|
sys_memcpy_swap(tmp, key, 16);
|
|
|
|
if (tc_aes128_set_encrypt_key(&s, tmp) == TC_CRYPTO_FAIL) {
|
|
return -EINVAL;
|
|
}
|
|
|
|
sys_memcpy_swap(tmp, plaintext, 16);
|
|
|
|
if (tc_aes_encrypt(enc_data, tmp, &s) == TC_CRYPTO_FAIL) {
|
|
return -EINVAL;
|
|
}
|
|
|
|
sys_mem_swap(enc_data, 16);
|
|
|
|
BT_DBG("enc_data %s", bt_hex(enc_data, 16));
|
|
|
|
return 0;
|
|
#endif /* CONFIG_MBEDTLS_HARDWARE_AES */
|
|
}
|
|
|
|
int bt_mesh_encrypt_be(const u8_t key[16], const u8_t plaintext[16],
|
|
u8_t enc_data[16])
|
|
{
|
|
#if CONFIG_MBEDTLS_HARDWARE_AES
|
|
BT_DBG("key %s plaintext %s", bt_hex(key, 16), bt_hex(plaintext, 16));
|
|
|
|
ecb_encrypt_be(key, plaintext, enc_data);
|
|
|
|
BT_DBG("enc_data %s", bt_hex(enc_data, 16));
|
|
|
|
return 0;
|
|
#else /* CONFIG_MBEDTLS_HARDWARE_AES */
|
|
struct tc_aes_key_sched_struct s;
|
|
|
|
BT_DBG("key %s plaintext %s", bt_hex(key, 16), bt_hex(plaintext, 16));
|
|
|
|
if (tc_aes128_set_encrypt_key(&s, key) == TC_CRYPTO_FAIL) {
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (tc_aes_encrypt(enc_data, plaintext, &s) == TC_CRYPTO_FAIL) {
|
|
return -EINVAL;
|
|
}
|
|
|
|
BT_DBG("enc_data %s", bt_hex(enc_data, 16));
|
|
|
|
return 0;
|
|
#endif /* CONFIG_MBEDTLS_HARDWARE_AES */
|
|
}
|
|
|
|
#if defined(CONFIG_BLE_MESH_USE_DUPLICATE_SCAN)
|
|
int bt_mesh_update_exceptional_list(u8_t sub_code, u8_t type, void *info)
|
|
{
|
|
BT_ERR("%s, Unsupported for NimBLE host", __func__);
|
|
return 0;
|
|
}
|
|
#endif
|