components/bt/host/bluedroid/api/esp_gatts_api.c (ESP-IDF)

Outline

#include "string.h"

#include "esp_gatt_defs.h"

#include "esp_gatts_api.h"

#include "esp_bt_main.h"

#include "btc/btc_manage.h"

#include "btc_gatts.h"

#include "btc_gatt_util.h"

#include "common/bt_target.h"

#include "stack/l2cdefs.h"

#include "stack/l2c_api.h"

#include "gatt_int.h"

#define COPY_TO_GATTS_ARGS

esp_ble_gatts_register_callback(esp_gatts_cb_t)

esp_ble_gatts_get_callback()

esp_ble_gatts_app_register(uint16_t)

esp_ble_gatts_app_unregister(esp_gatt_if_t)

esp_ble_gatts_create_service(esp_gatt_if_t, esp_gatt_srvc_id_t *, uint16_t)

esp_ble_gatts_create_attr_tab(const esp_gatts_attr_db_t *, esp_gatt_if_t, uint16_t, uint8_t)

esp_ble_gatts_add_included_service(uint16_t, uint16_t)

esp_ble_gatts_add_char(uint16_t, esp_bt_uuid_t *, esp_gatt_perm_t, esp_gatt_char_prop_t, esp_attr_value_t *, esp_attr_control_t *)

esp_ble_gatts_add_char_descr(uint16_t, esp_bt_uuid_t *, esp_gatt_perm_t, esp_attr_value_t *, esp_attr_control_t *)

esp_ble_gatts_delete_service(uint16_t)

esp_ble_gatts_start_service(uint16_t)

esp_ble_gatts_stop_service(uint16_t)

esp_ble_gatts_send_indicate(esp_gatt_if_t, uint16_t, uint16_t, uint16_t, uint8_t *, bool)

esp_ble_gatts_send_response(esp_gatt_if_t, uint16_t, uint32_t, esp_gatt_status_t, esp_gatt_rsp_t *)

esp_ble_gatts_set_attr_value(uint16_t, uint16_t, const uint8_t *)

esp_ble_gatts_get_attr_value(uint16_t, uint16_t *, const uint8_t **)

esp_ble_gatts_open(esp_gatt_if_t, uint8_t *, bool)

esp_ble_gatts_close(esp_gatt_if_t, uint16_t)

esp_ble_gatts_send_service_change_indication(esp_gatt_if_t, uint8_t *)

esp_ble_gatts_add_char_desc_param_check(esp_attr_value_t *, esp_attr_control_t *)

esp_ble_gatts_show_local_database()

Files

SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/bt/host/bluedroid/api/esp_gatts_api.c

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/* * SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 */ #include "string.h" #include "esp_gatt_defs.h" #include "esp_gatts_api.h" #include "esp_bt_main.h" #include "btc/btc_manage.h" #include "btc_gatts.h" #include "btc_gatt_util.h" #include "common/bt_target.h" #include "stack/l2cdefs.h" #include "stack/l2c_api.h" #include "gatt_int.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_gatts_cb_t esp_ble_gatts_get_callback(void) { return (esp_gatts_cb_t) btc_profile_cb_get(BTC_PID_GATTS); } esp_err_t esp_ble_gatts_app_register(uint16_t app_id) { btc_msg_t msg = {0}; 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, 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 = {0}; 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, 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 = {0}; 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, 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, uint16_t max_nb_attr, uint8_t srvc_inst_id) { btc_msg_t msg = {0}; btc_ble_gatts_args_t arg; ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED); if (max_nb_attr > ESP_GATT_ATTR_HANDLE_MAX) { LOG_ERROR("The number of attribute should not be greater than CONFIG_BT_GATT_MAX_SR_ATTRIBUTES\n"); return ESP_ERR_INVALID_ARG; } 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, btc_gatts_arg_deep_free) == 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 = {0}; 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, 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 = {0}; 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, btc_gatts_arg_deep_free) == 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 = {0}; 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, btc_gatts_arg_deep_free) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL); } esp_err_t esp_ble_gatts_delete_service(uint16_t service_handle) { btc_msg_t msg = {0}; 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, NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL); } esp_err_t esp_ble_gatts_start_service(uint16_t service_handle) { btc_msg_t msg = {0}; 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, NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL); } esp_err_t esp_ble_gatts_stop_service(uint16_t service_handle) { btc_msg_t msg = {0}; 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, 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 = {0}; btc_ble_gatts_args_t arg; ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED); tGATT_TCB *p_tcb = gatt_get_tcb_by_idx(conn_id); if (!gatt_check_connection_state_by_tcb(p_tcb)) { LOG_WARN("%s, The connection not created.", __func__); return ESP_ERR_INVALID_STATE; } if (L2CA_CheckIsCongest(L2CAP_ATT_CID, p_tcb->peer_bda)) { LOG_DEBUG("%s, the l2cap chanel is congest.", __func__); return ESP_FAIL; } 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; if(need_confirm == false){ l2ble_update_att_acl_pkt_num(L2CA_ADD_BTC_NUM, NULL); } return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), btc_gatts_arg_deep_copy, btc_gatts_arg_deep_free) == 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 = {0}; btc_ble_gatts_args_t arg; ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED); tGATT_TCB *p_tcb = gatt_get_tcb_by_idx(conn_id); if (!gatt_check_connection_state_by_tcb(p_tcb)) { LOG_WARN("%s, The connection not created.", __func__); return ESP_ERR_INVALID_STATE; } 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, btc_gatts_arg_deep_free) == 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 = {0}; 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, btc_gatts_arg_deep_free) == 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) { *length = 0; 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 = {0}; 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, 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 = {0}; 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, NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL); } esp_err_t esp_ble_gatts_send_service_change_indication(esp_gatt_if_t gatts_if, esp_bd_addr_t remote_bda) { btc_msg_t msg = {0}; 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_SERVICE_CHANGE; arg.send_service_change.gatts_if = gatts_if; if(remote_bda) { memcpy(&arg.send_service_change.remote_bda, remote_bda, sizeof(esp_bd_addr_t)); } else { memset(arg.send_service_change.remote_bda, 0, sizeof(esp_bd_addr_t)); } return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gatts_args_t), NULL, 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; } esp_err_t esp_ble_gatts_show_local_database(void) { btc_msg_t msg = {0}; ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED); msg.sig = BTC_SIG_API_CALL; msg.pid = BTC_PID_GATTS; msg.act = BTC_GATTS_ACT_SHOW_LOCAL_DATABASE; return (btc_transfer_context(&msg, NULL, 0, NULL, NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL); } #endif ///GATTS_INCLUDED

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