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// Copyright 2018 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef _UART_SELECT_H_
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#define _UART_SELECT_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "driver/uart.h"
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typedef enum {
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UART_SELECT_READ_NOTIF,
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UART_SELECT_WRITE_NOTIF,
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UART_SELECT_ERROR_NOTIF,
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} uart_select_notif_t;
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typedef void (*uart_select_notif_callback_t)(uart_port_t uart_num, uart_select_notif_t uart_select_notif, BaseType_t *task_woken);
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/**
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* @brief Set notification callback function for select() events
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* @param uart_num UART port number
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* @param uart_select_notif_callback callback function
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*/
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void uart_set_select_notif_callback(uart_port_t uart_num, uart_select_notif_callback_t uart_select_notif_callback);
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/**
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* @brief Get mutex guarding select() notifications
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*/
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portMUX_TYPE *uart_get_selectlock();
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#ifdef __cplusplus
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}
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#endif
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#endif //_UART_SELECT_H_
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