Crate belt_block

Pure Rust implementation of the BelT block cipher specified in STB 34.101.31-2020.

⚠️ Security Warning: Hazmat!

This crate implements only the low-level block cipher function, and is intended for use for implementing higher-level constructions only. It is NOT intended for direct use in applications.

USE AT YOUR OWN RISK!

Re-exports

pub use cipher;

Structs

BeltBlock

BelT block cipher.

InvalidLengthError

Error used when data smaller than 32 bytes is passed to the belt-wblock functions.

Functions

belt_block_raw

Raw BelT block encryption function used for implementation of higher-level algorithms.

belt_wblock_dec

Wide block decryption as described in section 6.2.4 of the standard.

belt_wblock_enc

Wide block encryption as described in section 6.2.3 of the standard.

to_u32

Helper function for transforming BelT keys and blocks from a byte array to an array of u32s.