gardentech
121 lines
2.8 KiB
C++
121 lines
2.8 KiB
C++
//
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// The MIT License (MIT)
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//
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// Copyright (c) 2022 Livox. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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#ifndef SYNCHRO_H_
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#define SYNCHRO_H_
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#include <stdint.h>
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#include <memory>
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#include <thread>
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#include <vector>
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#include <string>
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#include <functional>
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#ifdef WIN32
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#include <Windows.h>
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#endif
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using UtcTimerCallback = std::function<void(const char* rmc, uint16_t rmc_length)>;
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# define READ_BUF (256)
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const char * const kGPRMC{"$GPRMC"};
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const char * const kGNRMC{"$GNRMC"};
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enum Parity {
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P_8N1, /* No parity (8N1) */
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P_7E1, /* Even parity (7E1)*/
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P_7O1, /* Odd parity (7O1) */
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P_7S1 /* Space parity is setup the same as no parity (7S1) */
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};
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enum BaudRate {
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BR2400,
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BR4800,
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BR9600,
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BR19200,
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BR38400,
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BR57600,
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BR115200,
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BR230400,
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BR460800,
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BR500000,
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BR576000,
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BR921600,
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BR1152000,
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BR1500000,
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BR2000000,
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BR2500000,
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BR3000000,
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BR3500000,
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BR4000000,
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};
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class Synchro {
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public:
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Synchro();
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~Synchro();
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static Synchro& GetInstance() {
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static Synchro synchro;
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return synchro;
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}
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bool Start();
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void Stop();
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void SetBaudRate(BaudRate baudrate);
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void SetPortName(std::string port_name);
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void SetParity(Parity parity);
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void SetSyncTimerCallback(UtcTimerCallback cb);
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private:
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int Setup(enum BaudRate baud, enum Parity parity);
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void Close();
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bool Open();
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void IOLoop();
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size_t Read(uint8_t *buffer, size_t size);
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void Decode(uint8_t* buff, size_t size);
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bool ParseGps(uint8_t in_byte);
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void Clear();
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#ifdef WIN32
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HANDLE hfile_;
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#else
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int fd_;
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#endif
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enum BaudRate baudrate_;
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enum Parity parity_;
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std::string port_name_;
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std::function<void(const char* rmc, uint16_t rmc_length)> sync_timer_cb_;
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bool is_quit_;
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std::shared_ptr<std::thread> listener_;
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std::vector<char> rmc_buff_;
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uint16_t cur_len_;
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};
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#endif |