small readme

Cargo.toml

@@ -1,6 +1,8 @@
 [package]
 name = "cryptohelpers"
 version = "0.1.0"
+license= "mit"
+description = "Collection of helpers and simplifying functions for cryptography things"
 authors = ["Avril <flanchan@cumallover.me>"]
 edition = "2018"
 

README.md

@@ -0,0 +1,18 @@
+# cryptohelpers
+
+Collection of helpers and simplifying functions for cryptography things.
+All modules are feature gated.
+
+* sha256 - `sha256` feature
+* password - `password` feature
+* aes - `aes` feature
+* crc - `checksum` feature
+* rsa - `rsa` feature
+
+There is also `full` for enabling them all.
+
+## Async processing
+The `async` feature adds asynchronous streaming functions with Tokio's `AsyncRead` and `AsyncWrite` traits.
+
+# License
+MIT

src/lib.rs

@@ -1,11 +1,25 @@
+//! Collection of helpers for cryptography things.
+//! All modules are feature gated.
+//!
+//! * sha256 - `sha256` feature
+//! * password - `password` feature
+//! * aes - `aes` feature
+//! * crc - `checksum` feature
+//! * rsa - `rsa` feature
+//!
+//! There is also `full` for enabling them all.
+//!
+//! # Async processing
+//! The `async` feature adds asynchronous streaming functions with Tokio's `AsyncRead` and `AsyncWrite` traits.
+
 #![allow(dead_code)]
 
 pub mod consts;
 #[allow(unused_imports)]
 use consts::*;
 
-pub mod util;
-pub mod bytes;
+mod util;
+mod bytes;
 
 #[allow(unused_imports)]
 mod error;
@@ -20,6 +34,5 @@ pub mod password;
 pub mod aes;
 #[cfg(feature="checksum")]
 pub mod crc;
-
 #[cfg(feature="rsa")]
 pub mod rsa;