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RustCrypto: Utilities

Project Chat dependency status Apache2/MIT licensed

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


Name Docs MSRV Description
blobby Documentation MSRV 1.39 Decoder of the simple de-duplicated binary blob storage format
block-buffer Documentation MSRV 1.41 Fixed size buffer for block processing of data
block‑padding Documentation MSRV 1.56 Padding and unpadding of messages divided into blocks
cmov Documentation MSRV 1.59 Conditional move intrinsics
collectable Documentation MSRV 1.41 Fallible, no_std-friendly collection traits
cpufeatures Documentation MSRV 1.40 Lightweight and efficient alternative to the is_x86_feature_detected! macro
dbl Documentation MSRV 1.41 Double operation in Galois Field (GF)
hex-literal Documentation MSRV 1.45 Procedural macro for converting hexadecimal string to byte array at compile time
inout Documentation MSRV 1.56 Custom reference types for code generic over in-place and buffer-to-buffer modes of operation.
opaque-debug Documentation MSRV 1.41 Macro for opaque Debug trait implementation
wycheproof2blb Utility for converting Wycheproof test vectors to the blobby format
zeroize Documentation MSRV 1.51 Securely zero memory while avoiding compiler optimizations


All crates licensed under either of

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.