Crunch::integrity::CRC16 Struct Reference

CRC-16-CCITT integrity policy. More...

#include <crunch_integrity.hpp>

Static Public Member Functions
static constexpr std::size_t	size () noexcept
static constexpr auto	calculate (std::span< const std::byte > data) noexcept -> std::array< std::byte, 2 >
	Calculates CRC-16-CCITT checksum.

Detailed Description

CRC-16-CCITT integrity policy.

Adds 2 bytes of overhead. Uses polynomial 0x1021 with initial value 0xFFFF.

See also

https://srecord.sourceforge.net/crc16-ccitt.html

Member Function Documentation

calculate()

static constexpr auto Crunch::integrity::CRC16::calculate ( std::span< const std::byte >  data ) -> std::array<std::byte, 2>

inlinestaticconstexprnoexcept

Calculates CRC-16-CCITT checksum.

Parameters

data	The byte span to calculate checksum over.

Returns

2-byte array containing the checksum (big-endian).

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The documentation for this struct was generated from the following file:

• include/crunch/integrity/crunch_integrity.hpp