esp-idf/components/bt/bluedroid/api/esp_gattc_api.c

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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_gattc_api.h"
#include "esp_bt_main.h"
#include "btc_manage.h"
#include "btc_gattc.h"
#include "btc_gatt_util.h"
esp_err_t esp_ble_gattc_register_callback(esp_gattc_cb_t callback)
{
if (esp_bluedroid_get_status() == ESP_BLUEDROID_STATUS_UNINITIALIZED) {
return ESP_ERR_INVALID_STATE;
}
if (callback == NULL) {
return ESP_FAIL;
}
btc_profile_cb_set(BTC_PID_GATTC, callback);
return ESP_OK;
}
esp_err_t esp_ble_gattc_app_register(uint16_t app_id)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
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if (app_id > ESP_APP_ID_MAX) {
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return ESP_ERR_INVALID_ARG;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_APP_REGISTER;
arg.app_reg.app_id = app_id;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_app_unregister(esp_gatt_if_t gattc_if)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_APP_UNREGISTER;
arg.app_unreg.gattc_if = gattc_if;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_open(esp_gatt_if_t gattc_if, esp_bd_addr_t remote_bda, bool is_direct)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_OPEN;
arg.open.gattc_if = gattc_if;
memcpy(arg.open.remote_bda, remote_bda, ESP_BD_ADDR_LEN);
arg.open.is_direct = is_direct;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_close (esp_gatt_if_t gattc_if, uint16_t conn_id)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_CLOSE;
arg.close.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_config_mtu (esp_gatt_if_t gattc_if, uint16_t conn_id, uint16_t mtu)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
if ((mtu < ESP_GATT_DEF_BLE_MTU_SIZE) || (mtu > ESP_GATT_MAX_MTU_SIZE)) {
return ESP_GATT_ILLEGAL_PARAMETER;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_CFG_MTU;
arg.cfg_mtu.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
arg.cfg_mtu.mtu = mtu;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_search_service(esp_gatt_if_t gattc_if, uint16_t conn_id, esp_bt_uuid_t *filter_uuid)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_SEARCH_SERVICE;
arg.search_srvc.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
if (filter_uuid) {
arg.search_srvc.filter_uuid_enable = true;
memcpy(&arg.search_srvc.filter_uuid, filter_uuid, sizeof(esp_bt_uuid_t));
} else {
arg.search_srvc.filter_uuid_enable = false;
}
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_get_characteristic(esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *start_char_id)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
if (start_char_id) {
arg.get_next_char.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.get_next_char.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.get_next_char.char_id, start_char_id, sizeof(esp_gatt_id_t));
msg.act = BTC_GATTC_ACT_GET_NEXT_CHAR;
} else {
arg.get_first_char.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.get_first_char.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
msg.act = BTC_GATTC_ACT_GET_FIRST_CHAR;
}
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_get_descriptor(esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
esp_gatt_id_t *start_descr_id)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
if (start_descr_id) {
arg.get_next_descr.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.get_next_descr.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.get_next_descr.char_id, char_id, sizeof(esp_gatt_id_t));
memcpy(&arg.get_next_descr.descr_id, start_descr_id, sizeof(esp_gatt_id_t));
msg.act = BTC_GATTC_ACT_GET_NEXT_DESCR;
} else {
arg.get_first_descr.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.get_first_descr.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.get_first_descr.char_id, char_id, sizeof(esp_gatt_id_t));
msg.act = BTC_GATTC_ACT_GET_FIRST_DESCR;
}
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_get_included_service(esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_srvc_id_t *start_incl_srvc_id)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
if (start_incl_srvc_id) {
arg.get_next_incl_srvc.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.get_next_incl_srvc.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.get_next_incl_srvc.start_service_id, start_incl_srvc_id, sizeof(esp_gatt_srvc_id_t));
msg.act = BTC_GATTC_ACT_GET_NEXT_INCL_SERVICE;
} else {
arg.get_first_incl_srvc.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.get_first_incl_srvc.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
msg.act = BTC_GATTC_ACT_GET_FIRST_INCL_SERVICE;
}
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_read_char (esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
esp_gatt_auth_req_t auth_req)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_READ_CHAR;
arg.read_char.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.read_char.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.read_char.char_id, char_id, sizeof(esp_gatt_id_t));
arg.read_char.auth_req = auth_req;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_read_char_descr (esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
esp_gatt_id_t *descr_id,
esp_gatt_auth_req_t auth_req)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_READ_CHAR_DESCR;
arg.read_descr.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.read_descr.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.read_descr.char_id, char_id, sizeof(esp_gatt_id_t));
memcpy(&arg.read_descr.descr_id, descr_id, sizeof(esp_gatt_id_t));
arg.read_descr.auth_req = auth_req;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_write_char( esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
uint16_t value_len,
uint8_t *value,
esp_gatt_write_type_t write_type,
esp_gatt_auth_req_t auth_req)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_WRITE_CHAR;
arg.write_char.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.write_char.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.write_char.char_id, char_id, sizeof(esp_gatt_id_t));
arg.write_char.value_len = value_len > ESP_GATT_MAX_ATTR_LEN ? ESP_GATT_MAX_ATTR_LEN : value_len;
arg.write_char.value = value;
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arg.write_char.write_type = write_type;
arg.write_char.auth_req = auth_req;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), btc_gattc_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_write_char_descr (esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
esp_gatt_id_t *descr_id,
uint16_t value_len,
uint8_t *value,
esp_gatt_write_type_t write_type,
esp_gatt_auth_req_t auth_req)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_WRITE_CHAR_DESCR;
arg.write_descr.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.write_descr.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.write_descr.char_id, char_id, sizeof(esp_gatt_id_t));
memcpy(&arg.write_descr.descr_id, descr_id, sizeof(esp_gatt_id_t));
arg.write_descr.value_len = value_len > ESP_GATT_MAX_ATTR_LEN ? ESP_GATT_MAX_ATTR_LEN : value_len;
arg.write_descr.value = value;
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arg.write_descr.write_type = write_type;
arg.write_descr.auth_req = auth_req;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), btc_gattc_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_prepare_write(esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id,
uint16_t offset,
uint16_t value_len,
uint8_t *value,
esp_gatt_auth_req_t auth_req)
{
//TODO: Review this function
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_PREPARE_WRITE;
arg.prep_write.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
memcpy(&arg.prep_write.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.prep_write.char_id, char_id, sizeof(esp_gatt_id_t));
arg.prep_write.offset = offset;
arg.prep_write.value_len = value_len > ESP_GATT_MAX_ATTR_LEN ? ESP_GATT_MAX_ATTR_LEN : value_len; // length check ?
arg.prep_write.value = value;
arg.prep_write.auth_req = auth_req;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), btc_gattc_arg_deep_copy) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_err_t esp_ble_gattc_execute_write (esp_gatt_if_t gattc_if, uint16_t conn_id, bool is_execute)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_EXECUTE_WRITE;
arg.exec_write.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
arg.exec_write.is_execute = is_execute;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_gatt_status_t esp_ble_gattc_register_for_notify (esp_gatt_if_t gattc_if,
esp_bd_addr_t server_bda,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_REG_FOR_NOTIFY;
arg.reg_for_notify.gattc_if = gattc_if;
memcpy(arg.reg_for_notify.remote_bda, server_bda, sizeof(esp_bd_addr_t));
memcpy(&arg.reg_for_notify.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.reg_for_notify.char_id, char_id, sizeof(esp_gatt_id_t));
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}
esp_gatt_status_t esp_ble_gattc_unregister_for_notify (esp_gatt_if_t gattc_if,
esp_bd_addr_t server_bda,
esp_gatt_srvc_id_t *srvc_id,
esp_gatt_id_t *char_id)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) {
return ESP_ERR_INVALID_STATE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_UNREG_FOR_NOTIFY;
arg.unreg_for_notify.gattc_if = gattc_if;
memcpy(arg.unreg_for_notify.remote_bda, server_bda, sizeof(esp_bd_addr_t));
memcpy(&arg.unreg_for_notify.service_id, srvc_id, sizeof(esp_gatt_srvc_id_t));
memcpy(&arg.unreg_for_notify.char_id, char_id, sizeof(esp_gatt_id_t));
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gattc_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
}