uart.h

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/*
 * Copyright (c) Huawei Technologies Co., Ltd. 2022. All rights reserved.
 *
 * this file licensed under the Mulan PSL v2.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 * http://license.coscl.org.cn/MulanPSL2
 *
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
 * PURPOSE.
 * See the Mulan PSL v2 for more details.
 */
 
#ifndef DRIVER_UART_H
#define DRIVER_UART_H
 
#include <termios.h>
#include <map>
#include <unordered_set>
#include "driver.h"
 
namespace DRIVER_UART {
using namespace bcal;
 
class Uart : public IDriver {
public:
 
    virtual void open(int32_t index) = 0;
 
    virtual void close(int32_t index) = 0;
 
    virtual string_t read(int32_t index, uint32_t len) = 0;
    
    virtual string_t select_read(int32_t index, uint32_t len, uint32_t timeout) = 0;
    
    virtual int32_t write(int32_t index, const string_view_t &val) = 0;
 
    virtual void send_break(int32_t index, int32_t duration) = 0;
 
    virtual void set_baud_rate(int32_t index, uint32_t baud) = 0;
    
    virtual void set_parity(int32_t index, char parity) = 0;
 
    virtual void set_data_bits(int32_t index, uint8_t bits) = 0;
    
    virtual void set_stop_bits(int32_t index, uint8_t bits) = 0;
 
    virtual uint32_t query_uart_connection(int32_t index) = 0;
 
    virtual uint32_t query_port_connection(int32_t index) = 0;
 
    virtual uint32_t get_host_baud_rate(int32_t index);
 
    virtual void uart_connect_uart(uint32_t src_uart, uint32_t dst_uart);
 
    virtual void uart_connect_port(uint32_t src_uart, uint32_t dst_port);
 
    virtual void port_connect_port(uint32_t src_port, uint32_t dst_port);
};
}  // namespace
#endif