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OVMS3-idf/components/bt/bluedroid/api/esp_gatts_api.c
Tian Hao 4fd437d466 component/bt : support remove bonded device 
1. add feature of remove bonded devices.
2. fix SMP key size bug
3. fix privacy bug
4. fix gatt set value bug
5. add gatt security client demo
6. change gatt server/gatt client demo
2017-09-22 20:19:02 +08:00

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// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "string.h"
#include "esp_gatt_defs.h"
#include "esp_gatts_api.h"
#include "esp_bt_main.h"
#include "btc_manage.h"
#include "btc_gatts.h"
#include "btc_gatt_util.h"
#include "bt_target.h"
#if (GATTS_INCLUDED == TRUE)
#define COPY_TO_GATTS_ARGS(_gatt_args, _arg, _arg_type) memcpy(_gatt_args, _arg, sizeof(_arg_type))
static esp_err_t esp_ble_gatts_add_char_desc_param_check(esp_attr_value_t *char_val, esp_attr_control_t *control);
esp_err_t esp_ble_gatts_register_callback(esp_gatts_cb_t callback)
{
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
return (btc_profile_cb_set(BTC_PID_GATTS, callback) == 0 ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_app_register(uint16_t app_id)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
//if (app_id < ESP_APP_ID_MIN || app_id > ESP_APP_ID_MAX) {
if (app_id > ESP_APP_ID_MAX) {
return ESP_ERR_INVALID_ARG;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_APP_REGISTER;
arg.app_reg.app_id = app_id;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_app_unregister(esp_gatt_if_t gatts_if)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_APP_UNREGISTER;
arg.app_unreg.gatts_if = gatts_if;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_create_service(esp_gatt_if_t gatts_if,
esp_gatt_srvc_id_t *service_id, uint16_t num_handle)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_CREATE_SERVICE;
arg.create_srvc.gatts_if = gatts_if;
arg.create_srvc.num_handle = num_handle;
memcpy(&arg.create_srvc.service_id, service_id, sizeof(esp_gatt_srvc_id_t));
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_create_attr_tab(const esp_gatts_attr_db_t *gatts_attr_db,
esp_gatt_if_t gatts_if,
uint8_t max_nb_attr,
uint8_t srvc_inst_id)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_CREATE_ATTR_TAB;
arg.create_attr_tab.gatts_if = gatts_if;
arg.create_attr_tab.max_nb_attr = max_nb_attr;
arg.create_attr_tab.srvc_inst_id = srvc_inst_id;
arg.create_attr_tab.gatts_attr_db = (esp_gatts_attr_db_t *)gatts_attr_db;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), btc_gatts_arg_deep_copy)
== BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_add_included_service(uint16_t service_handle, uint16_t included_service_handle)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_ADD_INCLUDE_SERVICE;
arg.add_incl_srvc.service_handle = service_handle;
arg.add_incl_srvc.included_service_handle = included_service_handle;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_add_char(uint16_t service_handle, esp_bt_uuid_t *char_uuid,
esp_gatt_perm_t perm, esp_gatt_char_prop_t property, esp_attr_value_t *char_val,
esp_attr_control_t *control)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
esp_err_t status;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
/* parameter validation check */
status = esp_ble_gatts_add_char_desc_param_check(char_val, control);
if (status != ESP_OK){
return status;
}
memset(&arg, 0, sizeof(btc_ble_gatts_args_t));
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_ADD_CHAR;
arg.add_char.service_handle = service_handle;
arg.add_char.perm = perm;
arg.add_char.property = property;
if (char_val != NULL) {
arg.add_char.char_val.attr_max_len = char_val->attr_max_len;
arg.add_char.char_val.attr_len = char_val->attr_len;
arg.add_char.char_val.attr_value = char_val->attr_value;
}
if (control != NULL) {
arg.add_char.attr_control.auto_rsp = control->auto_rsp;
}
memcpy(&arg.add_char.char_uuid, char_uuid, sizeof(esp_bt_uuid_t));
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), btc_gatts_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_add_char_descr (uint16_t service_handle,
esp_bt_uuid_t *descr_uuid,
esp_gatt_perm_t perm, esp_attr_value_t *char_descr_val,
esp_attr_control_t *control)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
esp_err_t status;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
/* parameter validation check */
status = esp_ble_gatts_add_char_desc_param_check(char_descr_val, control);
if (status != ESP_OK){
return status;
}
memset(&arg, 0, sizeof(btc_ble_gatts_args_t));
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_ADD_CHAR_DESCR;
arg.add_descr.service_handle = service_handle;
arg.add_descr.perm = perm;
if (char_descr_val != NULL) {
arg.add_descr.descr_val.attr_max_len = char_descr_val->attr_max_len;
arg.add_descr.descr_val.attr_len = char_descr_val->attr_len;
arg.add_descr.descr_val.attr_value = char_descr_val->attr_value;
}
if (control != NULL) {
arg.add_descr.attr_control.auto_rsp = control->auto_rsp;
}
memcpy(&arg.add_descr.descr_uuid, descr_uuid, sizeof(esp_bt_uuid_t));
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), btc_gatts_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_delete_service(uint16_t service_handle)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_DELETE_SERVICE;
arg.delete_srvc.service_handle = service_handle;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_start_service(uint16_t service_handle)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_START_SERVICE;
arg.start_srvc.service_handle = service_handle;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_stop_service(uint16_t service_handle)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_STOP_SERVICE;
arg.stop_srvc.service_handle = service_handle;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_send_indicate(esp_gatt_if_t gatts_if, uint16_t conn_id, uint16_t attr_handle,
uint16_t value_len, uint8_t *value, bool need_confirm)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_SEND_INDICATE;
arg.send_ind.conn_id = BTC_GATT_CREATE_CONN_ID(gatts_if, conn_id);
arg.send_ind.attr_handle = attr_handle;
arg.send_ind.need_confirm = need_confirm;
arg.send_ind.value_len = value_len;
arg.send_ind.value = value;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t),
btc_gatts_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_send_response(esp_gatt_if_t gatts_if, uint16_t conn_id, uint32_t trans_id,
esp_gatt_status_t status, esp_gatt_rsp_t *rsp)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_SEND_RESPONSE;
arg.send_rsp.conn_id = BTC_GATT_CREATE_CONN_ID(gatts_if, conn_id);
arg.send_rsp.trans_id = trans_id;
arg.send_rsp.status = status;
arg.send_rsp.rsp = rsp;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t),
btc_gatts_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_set_attr_value(uint16_t attr_handle, uint16_t length, const uint8_t *value)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_SET_ATTR_VALUE;
arg.set_attr_val.handle = attr_handle;
arg.set_attr_val.length = length;
arg.set_attr_val.value = (uint8_t *)value;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t),
btc_gatts_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_gatt_status_t esp_ble_gatts_get_attr_value(uint16_t attr_handle, uint16_t *length, const uint8_t **value)
{
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (attr_handle == ESP_GATT_ILLEGAL_HANDLE) {
return ESP_GATT_INVALID_HANDLE;
}
return btc_gatts_get_attr_value(attr_handle, length, (uint8_t **)value);
}
esp_err_t esp_ble_gatts_open(esp_gatt_if_t gatts_if, esp_bd_addr_t remote_bda, bool is_direct)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_OPEN;
arg.open.gatts_if = gatts_if;
arg.open.is_direct = is_direct;
memcpy(&arg.open.remote_bda, remote_bda, sizeof(esp_bd_addr_t));
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), NULL)
== BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gatts_close(esp_gatt_if_t gatts_if, uint16_t conn_id)
{
btc_msg_t msg;
btc_ble_gatts_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTS;
msg.act = BTC_GATTS_ACT_CLOSE;
arg.close.conn_id = BTC_GATT_CREATE_CONN_ID(gatts_if, conn_id);
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), NULL)
== BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
static esp_err_t esp_ble_gatts_add_char_desc_param_check(esp_attr_value_t *char_val, esp_attr_control_t *control)
{
if ((control != NULL) && ((control->auto_rsp != ESP_GATT_AUTO_RSP) && (control->auto_rsp != ESP_GATT_RSP_BY_APP))){
LOG_ERROR("Error in %s, line=%d, control->auto_rsp should be set to ESP_GATT_AUTO_RSP or ESP_GATT_RSP_BY_APP\n",\
__func__, __LINE__);
return ESP_ERR_INVALID_ARG;
}
if ((control != NULL) && (control->auto_rsp == ESP_GATT_AUTO_RSP)){
if (char_val == NULL){
LOG_ERROR("Error in %s, line=%d, for stack respond attribute, char_val should not be NULL here\n",\
__func__, __LINE__);
return ESP_ERR_INVALID_ARG;
} else if (char_val->attr_max_len == 0){
LOG_ERROR("Error in %s, line=%d, for stack respond attribute, attribute max length should not be 0\n",\
__func__, __LINE__);
return ESP_ERR_INVALID_ARG;
}
}
return ESP_OK;
}
#endif ///GATTS_INCLUDED
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