This repository contains various utility crates used in the RustCrypto project.

Name	crates.io	Docs	MSRV	Description
blobby				Decoder of the simple de-duplicated binary blob storage format
block-buffer				Fixed size buffer for block processing of data
block‑padding				Padding and unpadding of messages divided into blocks
cmov				Conditional move intrinsics
collectable				Fallible, no_std-friendly collection traits
cpufeatures				Lightweight and efficient alternative to the is_x86_feature_detected! macro
dbl				Double operation in Galois Field (GF)
hex-literal				Procedural macro for converting hexadecimal string to byte array at compile time
inout				Custom reference types for code generic over in-place and buffer-to-buffer modes of operation.
opaque-debug				Macro for opaque Debug trait implementation
wycheproof2blb				Utility for converting Wycheproof test vectors to the blobby format
zeroize				Securely zero memory while avoiding compiler optimizations

All crates licensed under either of

• Apache License, Version 2.0
• MIT license

at your option.

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.