first init

Author: songwongtp

packages/crypto/Cargo.toml

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+[package]
+name = "owasm-crypto"
+version = "0.1.13"
+authors = ["Band Protocol <[email protected]>"]
+edition = "2018"
+license = "Apache-2.0"
+repository = "https://github.com/bandprotocol/owasm/tree/master/packages/crypto"
+description = "Cryoto functions for Oracle script"
+readme = "README.md"
+
+[dependencies]
+hex = "0.4.3"
+rug = "1.13.0"
+num = "0.4.0"
+sha2 = "0.9.5"
+sha3 = "0.9.1"
+lazy_static = "1.4.0"

packages/crypto/README.md

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+# Owasm Crypto
+
+[![owasm-crypto on crates.io](https://img.shields.io/crates/v/owasm-crypto.svg)](https://crates.io/crates/owasm-crypto)
+
+This crate contains cryptography-related functions which are available for owasm `oei` library.
+
+## Implementations
+- `ecvrf_verify()`: Signature verification on a vrf proof