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62 lines
1.4 KiB
C++
62 lines
1.4 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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#include "NMEASentence.hpp"
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#include "Utils.hpp"
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NMEASentence::NMEASentence(const string &raw)
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: mRaw(raw)
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{
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parse();
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}
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const string &NMEASentence::code() const
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{
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return mCode;
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}
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const string &NMEASentence::raw() const
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{
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return mRaw;
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}
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const vector<string> &NMEASentence::fields() const
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{
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return mFields;
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}
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bool NMEASentence::parse()
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{
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if ( mRaw.empty() )
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return false;
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if ( mRaw[0] != '$' && mRaw[0] != '!' )
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return false;
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Utils::tokenize(mRaw, ',', mFields);
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mFields[0] = mFields[0].substr(1); // Remove the $ or ! from the first field
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string &lastField = *mFields.rbegin();
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size_t p = lastField.find("*");
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lastField = lastField.substr(0, p);
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mCode = mFields[0];
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return true;
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}
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