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/*
* Copyright (c) 2011, University of Szeged
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
* - Neither the name of the copyright holder nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Author: Miklos Maroti
*/
interface HighBits<to_size_t, from_size_t>
{
async command to_size_t getXXX(from_size_t low, int8_t increment);
/**
* Returns the stored high bits.
*/
async command to_size_t get();
/**
* Increments the stored high bits, and returns TRUE
* if the high bits become 0.
*/
async command bool add(int8_t high);
/**
* Returns TRUE if the high bits plus the increment is zero
*/
async command bool equals(int8_t high);
/**
* Takes the low bits from the parameter and returns it
*/
async command to_size_t convertLow(from_size_t low);
/**
* Takes the parameter and interprets it as high bits.
*/
async command to_size_t convertHigh(int8_t high);
/**
* Takes the high bits from the parameter and stores it in
* memory, then it returns the low bits. You should not
* use this method to increment the high bits.
*/
async command from_size_t set(to_size_t value);
}
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