35 lines
1.2 KiB
C
35 lines
1.2 KiB
C
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/*
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* Copyright (c) 2015 SODAQ. All rights reserved.
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*
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* This file is part of MicrochipLoRaWAN.
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*
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* MicrochipLoRaWAN is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or(at your option) any later version.
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*
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* MicrochipLoRaWAN 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with MicrochipLoRaWAN. If not, see
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* <http://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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#define BOOL_TO_ONOFF(b) (b ? "on" : "off")
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#define NIBBLE_TO_HEX_CHAR(i) ((i <= 9) ? ('0' + i) : ('A' - 10 + i))
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#define HIGH_NIBBLE(i) ((i >> 4) & 0x0F)
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#define LOW_NIBBLE(i) (i & 0x0F)
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#define HEX_CHAR_TO_NIBBLE(c) ((c >= 'A') ? (c - 'A' + 0x0A) : (c - '0'))
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#define HEX_PAIR_TO_BYTE(h, l) ((HEX_CHAR_TO_NIBBLE(h) << 4) + HEX_CHAR_TO_NIBBLE(l))
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#define ARRAY_SIZE(a) (sizeof(a)/sizeof(a[0]))
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#endif
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