esp_err_t esp_ble_gattc_prepare_write_char_descr(esp_gatt_if_t gattc_if,
uint16_t conn_id, uint16_t handle,
uint16_t offset,
uint16_t value_len,
uint8_t *value,
esp_gatt_auth_req_t auth_req)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (L2CA_CheckIsCongest(L2CAP_ATT_CID, conn_id)) {
LOG_DEBUG("%s, the l2cap chanel is congest.", __func__);
return ESP_FAIL;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_PREPARE_WRITE_CHAR_DESCR;
arg.prep_write_descr.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
arg.prep_write_descr.handle = handle;
arg.prep_write_descr.offset = offset;
arg.prep_write_descr.value_len = value_len > ESP_GATT_MAX_ATTR_LEN ? ESP_GATT_MAX_ATTR_LEN : value_len; // length check ?
arg.prep_write_descr.value = value;
arg.prep_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_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);
if (L2CA_CheckIsCongest(L2CAP_ATT_CID, conn_id)) {
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;
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_gattc_read_multiple(esp_gatt_if_t gattc_if,
uint16_t conn_id, esp_gattc_multi_t *read_multi,
esp_gatt_auth_req_t auth_req)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (L2CA_CheckIsCongest(L2CAP_ATT_CID, conn_id)) {
LOG_DEBUG("%s, the l2cap chanel is congest.", __func__);
return ESP_FAIL;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_READ_MULTIPLE_CHAR;
arg.read_multiple.conn_id = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
arg.read_multiple.num_attr = read_multi->num_attr;
arg.read_multiple.auth_req = auth_req;
if (read_multi->num_attr > 0) {
memcpy(arg.read_multiple.handles, read_multi->handles, sizeof(uint16_t)*read_multi->num_attr);
} else {
LOG_ERROR("%s(), the num_attr should not be 0.", __func__);
return ESP_FAIL;
}
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_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_gattc_register_callback(esp_gattc_cb_t callback)
{
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (callback == NULL) {
return ESP_FAIL;
}
btc_profile_cb_set(BTC_PID_GATTC, callback);
return ESP_OK;
}
esp_gatt_status_t esp_ble_gattc_get_service(esp_gatt_if_t gattc_if, uint16_t conn_id, esp_bt_uuid_t *svc_uuid,
esp_gattc_service_elem_t *result, uint16_t *count, uint16_t offset)
{
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (result == NULL || count == NULL || *count == 0) {
return ESP_GATT_INVALID_PDU;
}
uint16_t conn_hdl = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
return btc_ble_gattc_get_service(conn_hdl, svc_uuid, result, count, offset);
}
esp_err_t esp_ble_gattc_cache_get_addr_list(esp_gatt_if_t gattc_if)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ATC_CACHE_GET_ADDR_LIST;
arg.get_addr_list.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_close (esp_gatt_if_t gattc_if, uint16_t conn_id)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
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_app_unregister(esp_gatt_if_t gattc_if)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
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_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_gattc_cache_refresh(esp_bd_addr_t remote_bda)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_CACHE_REFRESH;
memcpy(arg.cache_refresh.remote_bda, remote_bda, sizeof(esp_bd_addr_t));
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_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;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
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_get_db(esp_gatt_if_t gattc_if, uint16_t conn_id, uint16_t start_handle, uint16_t end_handle,
esp_gattc_db_elem_t *db, uint16_t *count)
{
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (start_handle == 0 && end_handle == 0) {
return ESP_GATT_INVALID_HANDLE;
}
if (db == NULL || count == NULL || *count == 0) {
return ESP_GATT_INVALID_PDU;
}
uint16_t conn_hdl = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
return btc_ble_gattc_get_db(conn_hdl, start_handle, end_handle, db, count);
}
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;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
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_unregister_for_notify (esp_gatt_if_t gattc_if,
esp_bd_addr_t server_bda, uint16_t handle)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
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;
arg.unreg_for_notify.handle = handle;
memcpy(arg.unreg_for_notify.remote_bda, server_bda, sizeof(esp_bd_addr_t));
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_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_err_t esp_ble_gattc_cache_assoc(esp_gatt_if_t gattc_if, esp_bd_addr_t src_addr, esp_bd_addr_t assoc_addr, bool is_assoc)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_GATTC;
msg.act = BTC_GATTC_ACT_CACHE_ASSOC;
arg.cache_assoc.is_assoc = is_assoc;
arg.cache_assoc.gattc_if = gattc_if;
memcpy(arg.cache_assoc.src_addr, src_addr, sizeof(esp_bd_addr_t));
memcpy(arg.cache_assoc.assoc_addr, assoc_addr, sizeof(esp_bd_addr_t));
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_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);
}
/**
* @brief This function is called to set local MTU,
* the function is called before BLE connection.
*
* @param[in] mtu: the size of MTU.
*
* @return
* - ESP_OK: success
* - other: failed
*
*/
esp_err_t esp_ble_gatt_set_local_mtu (uint16_t mtu)
{
btc_msg_t msg;
btc_ble_main_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if ((mtu < ESP_GATT_DEF_BLE_MTU_SIZE) || (mtu > ESP_GATT_MAX_MTU_SIZE)) {
return ESP_ERR_INVALID_SIZE;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_MAIN_INIT;
msg.act = BTC_GATT_ACT_SET_LOCAL_MTU;
arg.set_mtu.mtu = mtu;
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_main_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, uint16_t handle,
esp_gatt_auth_req_t auth_req)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
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);
arg.read_descr.handle = handle;
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_app_register(uint16_t app_id)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (app_id > ESP_APP_ID_MAX) {
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_gatt_status_t esp_ble_gattc_get_descr_by_uuid(esp_gatt_if_t gattc_if,
uint16_t conn_id,
uint16_t start_handle,
uint16_t end_handle,
esp_bt_uuid_t char_uuid,
esp_bt_uuid_t descr_uuid,
esp_gattc_descr_elem_t *result,
uint16_t *count)
{
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (result == NULL || count == NULL || *count == 0) {
return ESP_GATT_INVALID_PDU;
}
uint16_t conn_hdl = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
return btc_ble_gattc_get_descr_by_uuid(conn_hdl, start_handle, end_handle, char_uuid, descr_uuid, result, count);
}
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_gatt_status_t esp_ble_gattc_get_all_descr(esp_gatt_if_t gattc_if,
uint16_t conn_id,
uint16_t char_handle,
esp_gattc_descr_elem_t *result,
uint16_t *count, uint16_t offset)
{
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (char_handle == 0) {
return ESP_GATT_INVALID_HANDLE;
}
if (result == NULL || count == NULL || *count == 0) {
return ESP_GATT_INVALID_PDU;
}
uint16_t conn_hdl = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
return btc_ble_gattc_get_all_descr(conn_hdl, char_handle, result, count, offset);
}
esp_gatt_status_t esp_ble_gattc_get_include_service(esp_gatt_if_t gattc_if,
uint16_t conn_id,
uint16_t start_handle,
uint16_t end_handle,
esp_bt_uuid_t *incl_uuid,
esp_gattc_incl_svc_elem_t *result,
uint16_t *count)
{
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (start_handle == 0 && end_handle == 0) {
return ESP_GATT_INVALID_HANDLE;
}
if (result == NULL || count == NULL || *count == 0) {
return ESP_GATT_INVALID_PDU;
}
uint16_t conn_hdl = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
return btc_ble_gattc_get_include_service(conn_hdl, start_handle, end_handle, incl_uuid, result, count);
}
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;
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)
== 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_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;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
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_gatt_status_t esp_ble_gattc_get_attr_count(esp_gatt_if_t gattc_if,
uint16_t conn_id,
esp_gatt_db_attr_type_t type,
uint16_t start_handle,
uint16_t end_handle,
uint16_t char_handle,
uint16_t *count)
{
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if ((start_handle == 0 && end_handle == 0) && (type != ESP_GATT_DB_DESCRIPTOR)) {
return ESP_GATT_INVALID_HANDLE;
}
if (count == NULL) {
return ESP_GATT_INVALID_PDU;
}
uint16_t conn_hdl = BTC_GATT_CREATE_CONN_ID(gattc_if, conn_id);
return btc_ble_gattc_get_attr_count(conn_hdl, type, start_handle, end_handle, char_handle, count);
}
esp_err_t esp_ble_gattc_read_char_descr (esp_gatt_if_t gattc_if,
uint16_t conn_id, uint16_t handle,
esp_gatt_auth_req_t auth_req)
{
btc_msg_t msg;
btc_ble_gattc_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (L2CA_CheckIsCongest(L2CAP_ATT_CID, conn_id)) {
LOG_DEBUG("%s, the l2cap chanel is congest.", __func__);
return ESP_FAIL;
}
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);
arg.read_descr.handle = handle;
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);
}
