# sha2-const [![Build status](https://github.com/saleemrashid/sha2-const/workflows/CI/badge.svg)](https://github.com/saleemrashid/sha2-const/actions) [![Crate](https://meritbadge.herokuapp.com/sha2-const)](https://crates.io/crates/sha2-const) [![Documentation](https://docs.rs/sha2-const/badge.svg)](https://docs.rs/sha2-const) `const fn` implementation of the SHA-2 family of hash functions. This crate allows you to use the SHA-2 hash functions as constant expressions in Rust. For all other usages, the [`sha2`] crate includes more optimized implementations of these hash functions. [`sha2`]: https://crates.io/crates/sha2