mirror of
https://github.com/RfidResearchGroup/ChameleonMini.git
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82 lines
3.4 KiB
C
82 lines
3.4 KiB
C
/* Copyright 2013 Timo Kasper, Simon Küppers, David Oswald ("ORIGINAL
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* AUTHORS"). All rights reserved.
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*
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* DEFINITIONS:
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*
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* "WORK": The material covered by this license includes the schematic
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* diagrams, designs, circuit or circuit board layouts, mechanical
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* drawings, documentation (in electronic or printed form), source code,
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* binary software, data files, assembled devices, and any additional
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* material provided by the ORIGINAL AUTHORS in the ChameleonMini project
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* (https://github.com/skuep/ChameleonMini).
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*
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* LICENSE TERMS:
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*
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* Redistributions and use of this WORK, with or without modification, or
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* of substantial portions of this WORK are permitted provided that the
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* following conditions are met:
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*
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* Redistributions and use of this WORK, with or without modification, or
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* of substantial portions of this WORK must include the above copyright
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* notice, this list of conditions, the below disclaimer, and the following
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* attribution:
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*
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* "Based on ChameleonMini an open-source RFID emulator:
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* https://github.com/skuep/ChameleonMini"
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*
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* The attribution must be clearly visible to a user, for example, by being
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* printed on the circuit board and an enclosure, and by being displayed by
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* software (both in binary and source code form).
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*
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* At any time, the majority of the ORIGINAL AUTHORS may decide to give
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* written permission to an entity to use or redistribute the WORK (with or
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* without modification) WITHOUT having to include the above copyright
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* notice, this list of conditions, the below disclaimer, and the above
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* attribution.
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*
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* DISCLAIMER:
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*
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* THIS PRODUCT IS PROVIDED BY THE ORIGINAL AUTHORS "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE ORIGINAL AUTHORS OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS PRODUCT, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the hardware, software, and
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* documentation should not be interpreted as representing official
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* policies, either expressed or implied, of the ORIGINAL AUTHORS.
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*/
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#ifndef COMMON_H_
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#define COMMON_H_
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#include <stdio.h>
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#include <stdbool.h>
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#include <util/parity.h>
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#include <util/delay.h>
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#include <avr/pgmspace.h>
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#define ODD_PARITY(Value) (parity_even_bit(Value) ? 0 : 1)
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#define INLINE \
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static inline __attribute__((always_inline))
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#define NIBBLE_TO_HEXCHAR(x) ( (x) < 0x0A ? (x) + '0' : (x) + 'A' - 0x0A )
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#define HEXCHAR_TO_NIBBLE(x) ( (x) < 'A' ? (x) - '0' : (x) - 'A' + 0x0A )
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#define VALID_HEXCHAR(x) ( ( (x) >= '0' && (x) <= '9' ) || ( (x) >= 'A' && (x) <= 'F' ) )
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#define MIN(x,y) ( (x) < (y) ? (x) : (y) )
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#define MAX(x,y) ( (x) > (y) ? (x) : (y) )
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#define BITS_PER_BYTE 8
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uint16_t BufferToHexString(char* HexOut, uint16_t MaxChars, const void* Buffer, uint16_t ByteCount);
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uint16_t HexStringToBuffer(void* Buffer, uint16_t MaxBytes, const char* HexIn);
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#endif /* COMMON_H_ */
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