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35 lines
1.3 KiB
35 lines
1.3 KiB
/* |
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This program 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 <http://www.gnu.org/licenses/>. |
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*/ |
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/* |
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interfaces to ArduPilot collection of CRCs. |
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*/ |
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#pragma once |
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uint16_t crc_crc4(uint16_t *data); |
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uint8_t crc_crc8(const uint8_t *p, uint8_t len); |
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uint16_t crc_xmodem_update(uint16_t crc, uint8_t data); |
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uint16_t crc_xmodem(const uint8_t *data, uint16_t len); |
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uint32_t crc_crc32(uint32_t crc, const uint8_t *buf, uint32_t size); |
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// Copyright (C) 2010 Swift Navigation Inc. |
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// Contact: Fergus Noble <fergus@swift-nav.com> |
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uint16_t crc16_ccitt(const uint8_t *buf, uint32_t len, uint16_t crc); |
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uint16_t calc_crc_modbus(uint8_t *buf, uint16_t len); |
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// generate 64bit FNV1a hash from buffer |
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#define FNV_1_OFFSET_BASIS_64 14695981039346656037UL |
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void hash_fnv_1a(uint32_t len, const uint8_t* buf, uint64_t* hash); |
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