text: /*
   * This file is part of the 65816 Emulator Library.
   * Copyright (c) 2018 Francesco Rigoni.
   *
   * https://github.com/FrancescoRigoni/Lib65816
   *
   * This program is free software: you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation, version 3.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
   * General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program. If not, see <http://www.gnu.org/licenses/>.
   */
  
  #include <cstdint>
  
  #ifndef EMULATOR_BINARY_H
  #define EMULATOR_BINARY_H
  
  namespace Binary {
      uint8_t lower8BitsOf(uint16_t);
      uint8_t higher8BitsOf(uint16_t);
      uint16_t lower16BitsOf(uint32_t);
      bool is8bitValueNegative(uint8_t);
      bool is16bitValueNegative(uint16_t);
      bool is8bitValueZero(uint8_t);
      bool is16bitValueZero(uint16_t);
      void setLower8BitsOf16BitsValue(uint16_t *, uint8_t);
      void setBitIn8BitValue(uint8_t *, uint8_t);
      void clearBitIn8BitValue(uint8_t *, uint8_t);
      void setBitIn16BitValue(uint16_t *, uint8_t);
      void clearBitIn16BitValue(uint16_t *, uint8_t);
  
      uint8_t convert8BitToBcd(uint8_t);
      uint16_t convert16BitToBcd(uint16_t);
      bool bcdSum8Bit(uint8_t, uint8_t, uint8_t *, bool);
      bool bcdSum16Bit(uint16_t, uint16_t, uint16_t *, bool);
      bool bcdSubtract8Bit(uint8_t, uint8_t, uint8_t *, bool);
      bool bcdSubtract16Bit(uint16_t, uint16_t, uint16_t *, bool);
  }
  
  #endif // EMULATOR_BINARY_H