Module utils

A module containing utitlities functions for processing VBus data.

Functions

calc_and_compare_checksum_v0

Calc and compare checksum according to VBus protocol version x.0.

calc_and_set_checksum_v0

Calc and set checksum according to VBus protocol version x.0.

calc_checksum_v0

Calc checksum according to VBus protocol version x.0.

calc_crc16

Calculate the CRC16 checksum over a slice of bytes.

copy_bytes_extracting_septett

Copy bytes from src to dst, extracting the MSB into a separate byte and appending it at the end of dst.

copy_bytes_injecting_septett

Copy bytes from src to dst, injecting the MSBs stored in a separate byte at the end of src.

has_msb_set

Checks a slice of bytes whether one of them has its MSB set.

utc_timestamp

Return a Utc timestamp for the given UNIX epoch seconds.