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60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
/*
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Copyright (c) 2016-2020 Peter Antypas
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This file is part of the MAIANA™ transponder firmware.
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The firmware is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>
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*/
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#ifndef __UTILS_H__
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#define __UTILS_H__
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#include <string>
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#include <vector>
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#include <inttypes.h>
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using namespace std;
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class Utils
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{
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public:
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//static void delay(uint32_t ticks);
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static void makeLowercase(std::string &);
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static void makeUppercase(std::string &);
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static void trim(std::string &s);
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static void tokenize(const string &str, char delim, vector<string> &result);
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static int toInt(const std::string &);
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static uint16_t crc16(uint8_t* data, uint16_t len);
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static uint16_t reverseBits(uint16_t data);
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// NMEA-specific
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static float latitudeFromNMEA(const string &decimal, const string &hemisphere);
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static float longitudeFromNMEA(const string &decimal, const string &hemisphere);
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static uint32_t coordinateToUINT32(double value);
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static float coordinateFromUINT32(uint32_t aisCoordinate, uint8_t numBits);
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// ARM-specific utilities
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static bool inISR();
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static void completeNMEA(char *buff);
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};
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#endif
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/*
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Local Variables: ***
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mode: c++ ***
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End: ***
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*/
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