se3000 / rbsecp256k1

Extension gem interface to libsecp256k1.

rbsecp256k1

Native ruby interface for libsecp256k1.

Building

You'll need to have compiled and installed libsecp256k1 from source.

Run the following to build:

gem build rbsecp256k1.gemspec

This will build the gem file, now you need to install:

gem install rbsecp256k1-X.X.X.gem

You should now be able to use the gem by requiring it in the console:

require 'rbsecp256k1'
priv_key = Secp256k1::PrivateKey.new(Secp256k1.generate_private_key_bytes)
ctx = Secp256k1::Context.new
pub_key = Secp256k1::PublicKey.new(ctx, priv_key)

Linux

If you have installed libsecp256k1 but the gem cannot find it. Ensure you have run ldconfig so that your library load paths are the latest.

Mac OS

When running the ruby extconf.rb step, if building on Mac OS with openssl installed via homebrew it may be helpful to specify the location of your openssl library: PKG_CONFIG_PATH="/usr/local/opt/openssl/lib/pkgconfig" ruby extconf.rb.