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Merged
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Nov 15, 2024
Merged

Add crc16 lib #4

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517801d
add crc16 lib
fabik111 Nov 14, 2024
9028395
Add an empty line at the end of the file
fabik111 Nov 15, 2024
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41 changes: 41 additions & 0 deletions examples/crc16/buffer.h
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#pragma once

/*
* The following buffer is an hex dump of extras/test/test_files/test-1k
* with the following command `hexdump extras/test/test_files/test-1k -e '32/1 "0x%02X, ""\n"'`
*/

uint8_t buffer[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x07,
0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x0A, 0x00, 0x00, 0x00, 0x0B, 0x00, 0x00, 0x00, 0x0C, 0x00, 0x00, 0x00, 0x0D, 0x00, 0x00, 0x00, 0x0E, 0x00, 0x00, 0x00, 0x0F,
0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00, 0x12, 0x00, 0x00, 0x00, 0x13, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x15, 0x00, 0x00, 0x00, 0x16, 0x00, 0x00, 0x00, 0x17,
0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, 0x19, 0x00, 0x00, 0x00, 0x1A, 0x00, 0x00, 0x00, 0x1B, 0x00, 0x00, 0x00, 0x1C, 0x00, 0x00, 0x00, 0x1D, 0x00, 0x00, 0x00, 0x1E, 0x00, 0x00, 0x00, 0x1F,
0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x21, 0x00, 0x00, 0x00, 0x22, 0x00, 0x00, 0x00, 0x23, 0x00, 0x00, 0x00, 0x24, 0x00, 0x00, 0x00, 0x25, 0x00, 0x00, 0x00, 0x26, 0x00, 0x00, 0x00, 0x27,
0x00, 0x00, 0x00, 0x28, 0x00, 0x00, 0x00, 0x29, 0x00, 0x00, 0x00, 0x2A, 0x00, 0x00, 0x00, 0x2B, 0x00, 0x00, 0x00, 0x2C, 0x00, 0x00, 0x00, 0x2D, 0x00, 0x00, 0x00, 0x2E, 0x00, 0x00, 0x00, 0x2F,
0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x31, 0x00, 0x00, 0x00, 0x32, 0x00, 0x00, 0x00, 0x33, 0x00, 0x00, 0x00, 0x34, 0x00, 0x00, 0x00, 0x35, 0x00, 0x00, 0x00, 0x36, 0x00, 0x00, 0x00, 0x37,
0x00, 0x00, 0x00, 0x38, 0x00, 0x00, 0x00, 0x39, 0x00, 0x00, 0x00, 0x3A, 0x00, 0x00, 0x00, 0x3B, 0x00, 0x00, 0x00, 0x3C, 0x00, 0x00, 0x00, 0x3D, 0x00, 0x00, 0x00, 0x3E, 0x00, 0x00, 0x00, 0x3F,
0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x41, 0x00, 0x00, 0x00, 0x42, 0x00, 0x00, 0x00, 0x43, 0x00, 0x00, 0x00, 0x44, 0x00, 0x00, 0x00, 0x45, 0x00, 0x00, 0x00, 0x46, 0x00, 0x00, 0x00, 0x47,
0x00, 0x00, 0x00, 0x48, 0x00, 0x00, 0x00, 0x49, 0x00, 0x00, 0x00, 0x4A, 0x00, 0x00, 0x00, 0x4B, 0x00, 0x00, 0x00, 0x4C, 0x00, 0x00, 0x00, 0x4D, 0x00, 0x00, 0x00, 0x4E, 0x00, 0x00, 0x00, 0x4F,
0x00, 0x00, 0x00, 0x50, 0x00, 0x00, 0x00, 0x51, 0x00, 0x00, 0x00, 0x52, 0x00, 0x00, 0x00, 0x53, 0x00, 0x00, 0x00, 0x54, 0x00, 0x00, 0x00, 0x55, 0x00, 0x00, 0x00, 0x56, 0x00, 0x00, 0x00, 0x57,
0x00, 0x00, 0x00, 0x58, 0x00, 0x00, 0x00, 0x59, 0x00, 0x00, 0x00, 0x5A, 0x00, 0x00, 0x00, 0x5B, 0x00, 0x00, 0x00, 0x5C, 0x00, 0x00, 0x00, 0x5D, 0x00, 0x00, 0x00, 0x5E, 0x00, 0x00, 0x00, 0x5F,
0x00, 0x00, 0x00, 0x60, 0x00, 0x00, 0x00, 0x61, 0x00, 0x00, 0x00, 0x62, 0x00, 0x00, 0x00, 0x63, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00, 0x66, 0x00, 0x00, 0x00, 0x67,
0x00, 0x00, 0x00, 0x68, 0x00, 0x00, 0x00, 0x69, 0x00, 0x00, 0x00, 0x6A, 0x00, 0x00, 0x00, 0x6B, 0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00, 0x6D, 0x00, 0x00, 0x00, 0x6E, 0x00, 0x00, 0x00, 0x6F,
0x00, 0x00, 0x00, 0x70, 0x00, 0x00, 0x00, 0x71, 0x00, 0x00, 0x00, 0x72, 0x00, 0x00, 0x00, 0x73, 0x00, 0x00, 0x00, 0x74, 0x00, 0x00, 0x00, 0x75, 0x00, 0x00, 0x00, 0x76, 0x00, 0x00, 0x00, 0x77,
0x00, 0x00, 0x00, 0x78, 0x00, 0x00, 0x00, 0x79, 0x00, 0x00, 0x00, 0x7A, 0x00, 0x00, 0x00, 0x7B, 0x00, 0x00, 0x00, 0x7C, 0x00, 0x00, 0x00, 0x7D, 0x00, 0x00, 0x00, 0x7E, 0x00, 0x00, 0x00, 0x7F,
0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x81, 0x00, 0x00, 0x00, 0x82, 0x00, 0x00, 0x00, 0x83, 0x00, 0x00, 0x00, 0x84, 0x00, 0x00, 0x00, 0x85, 0x00, 0x00, 0x00, 0x86, 0x00, 0x00, 0x00, 0x87,
0x00, 0x00, 0x00, 0x88, 0x00, 0x00, 0x00, 0x89, 0x00, 0x00, 0x00, 0x8A, 0x00, 0x00, 0x00, 0x8B, 0x00, 0x00, 0x00, 0x8C, 0x00, 0x00, 0x00, 0x8D, 0x00, 0x00, 0x00, 0x8E, 0x00, 0x00, 0x00, 0x8F,
0x00, 0x00, 0x00, 0x90, 0x00, 0x00, 0x00, 0x91, 0x00, 0x00, 0x00, 0x92, 0x00, 0x00, 0x00, 0x93, 0x00, 0x00, 0x00, 0x94, 0x00, 0x00, 0x00, 0x95, 0x00, 0x00, 0x00, 0x96, 0x00, 0x00, 0x00, 0x97,
0x00, 0x00, 0x00, 0x98, 0x00, 0x00, 0x00, 0x99, 0x00, 0x00, 0x00, 0x9A, 0x00, 0x00, 0x00, 0x9B, 0x00, 0x00, 0x00, 0x9C, 0x00, 0x00, 0x00, 0x9D, 0x00, 0x00, 0x00, 0x9E, 0x00, 0x00, 0x00, 0x9F,
0x00, 0x00, 0x00, 0xA0, 0x00, 0x00, 0x00, 0xA1, 0x00, 0x00, 0x00, 0xA2, 0x00, 0x00, 0x00, 0xA3, 0x00, 0x00, 0x00, 0xA4, 0x00, 0x00, 0x00, 0xA5, 0x00, 0x00, 0x00, 0xA6, 0x00, 0x00, 0x00, 0xA7,
0x00, 0x00, 0x00, 0xA8, 0x00, 0x00, 0x00, 0xA9, 0x00, 0x00, 0x00, 0xAA, 0x00, 0x00, 0x00, 0xAB, 0x00, 0x00, 0x00, 0xAC, 0x00, 0x00, 0x00, 0xAD, 0x00, 0x00, 0x00, 0xAE, 0x00, 0x00, 0x00, 0xAF,
0x00, 0x00, 0x00, 0xB0, 0x00, 0x00, 0x00, 0xB1, 0x00, 0x00, 0x00, 0xB2, 0x00, 0x00, 0x00, 0xB3, 0x00, 0x00, 0x00, 0xB4, 0x00, 0x00, 0x00, 0xB5, 0x00, 0x00, 0x00, 0xB6, 0x00, 0x00, 0x00, 0xB7,
0x00, 0x00, 0x00, 0xB8, 0x00, 0x00, 0x00, 0xB9, 0x00, 0x00, 0x00, 0xBA, 0x00, 0x00, 0x00, 0xBB, 0x00, 0x00, 0x00, 0xBC, 0x00, 0x00, 0x00, 0xBD, 0x00, 0x00, 0x00, 0xBE, 0x00, 0x00, 0x00, 0xBF,
0x00, 0x00, 0x00, 0xC0, 0x00, 0x00, 0x00, 0xC1, 0x00, 0x00, 0x00, 0xC2, 0x00, 0x00, 0x00, 0xC3, 0x00, 0x00, 0x00, 0xC4, 0x00, 0x00, 0x00, 0xC5, 0x00, 0x00, 0x00, 0xC6, 0x00, 0x00, 0x00, 0xC7,
0x00, 0x00, 0x00, 0xC8, 0x00, 0x00, 0x00, 0xC9, 0x00, 0x00, 0x00, 0xCA, 0x00, 0x00, 0x00, 0xCB, 0x00, 0x00, 0x00, 0xCC, 0x00, 0x00, 0x00, 0xCD, 0x00, 0x00, 0x00, 0xCE, 0x00, 0x00, 0x00, 0xCF,
0x00, 0x00, 0x00, 0xD0, 0x00, 0x00, 0x00, 0xD1, 0x00, 0x00, 0x00, 0xD2, 0x00, 0x00, 0x00, 0xD3, 0x00, 0x00, 0x00, 0xD4, 0x00, 0x00, 0x00, 0xD5, 0x00, 0x00, 0x00, 0xD6, 0x00, 0x00, 0x00, 0xD7,
0x00, 0x00, 0x00, 0xD8, 0x00, 0x00, 0x00, 0xD9, 0x00, 0x00, 0x00, 0xDA, 0x00, 0x00, 0x00, 0xDB, 0x00, 0x00, 0x00, 0xDC, 0x00, 0x00, 0x00, 0xDD, 0x00, 0x00, 0x00, 0xDE, 0x00, 0x00, 0x00, 0xDF,
0x00, 0x00, 0x00, 0xE0, 0x00, 0x00, 0x00, 0xE1, 0x00, 0x00, 0x00, 0xE2, 0x00, 0x00, 0x00, 0xE3, 0x00, 0x00, 0x00, 0xE4, 0x00, 0x00, 0x00, 0xE5, 0x00, 0x00, 0x00, 0xE6, 0x00, 0x00, 0x00, 0xE7,
0x00, 0x00, 0x00, 0xE8, 0x00, 0x00, 0x00, 0xE9, 0x00, 0x00, 0x00, 0xEA, 0x00, 0x00, 0x00, 0xEB, 0x00, 0x00, 0x00, 0xEC, 0x00, 0x00, 0x00, 0xED, 0x00, 0x00, 0x00, 0xEE, 0x00, 0x00, 0x00, 0xEF,
0x00, 0x00, 0x00, 0xF0, 0x00, 0x00, 0x00, 0xF1, 0x00, 0x00, 0x00, 0xF2, 0x00, 0x00, 0x00, 0xF3, 0x00, 0x00, 0x00, 0xF4, 0x00, 0x00, 0x00, 0xF5, 0x00, 0x00, 0x00, 0xF6, 0x00, 0x00, 0x00, 0xF7,
0x00, 0x00, 0x00, 0xF8, 0x00, 0x00, 0x00, 0xF9, 0x00, 0x00, 0x00, 0xFA, 0x00, 0x00, 0x00, 0xFB, 0x00, 0x00, 0x00, 0xFC, 0x00, 0x00, 0x00, 0xFD, 0x00, 0x00, 0x00, 0xFE, 0x00, 0x00, 0x00, 0xFF,
};
29 changes: 29 additions & 0 deletions examples/crc16/crc16.ino
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/*
This file is part of the Arduino_CloudUtils library.

Copyright (c) 2024 Arduino SA

This Source Code Form is subject to the terms of the Mozilla Public
License, v. 2.0. If a copy of the MPL was not distributed with this
file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/


#include <Arduino_CRC16.h>
#include "buffer.h"

void setup() {
Serial.begin(9600);
while(!Serial);

uint16_t crc = arduino::crc16::calculate(buffer, sizeof(buffer), 0x1021, 0xFFFF, 0xFFFF, true, true);

if(crc == 0xFA3A) {
Serial.println("CRC is valid");
} else {
Serial.println("CRC is invalid");
}

}

void loop() { }
2 changes: 2 additions & 0 deletions extras/test/CMakeLists.txt
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Expand Up @@ -24,10 +24,12 @@ include_directories(../../src)
set(TEST_SRCS
src/lzss/test_decoder.cpp
src/crc32/test_crc32.cpp
src/crc16/test_crc16.cpp
)

set(TEST_DUT_SRCS
../../src/crc/crc32.cpp
../../src/crc/crc16.cpp
)

##########################################################################
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