Cython wrapper for the libff library

Cython wrapper for the libff library for multiplications on the elliptic curve.

Python

The module requires Python 2.7.

Installing libffpy

From PyPI

1. Install Dependencies:

sudo apt-get install build-essential git libboost-all-dev cmake libgmp3-dev libssl-dev libprocps4-dev pkg-config python-pip

2. Install libffpy

pip install libffpy

3. Set LD_PRELOAD

Add to .bashrc:

export LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libprocps.so

or set an environmental variable for the current session

export LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libprocps.so

From source

1. Install dependencies:

sudo apt-get install build-essential git libboost-all-dev cmake libgmp3-dev libssl-dev libprocps4-dev pkg-config python-pip
./install-depends.sh
pip install cython

2. Install libffpy

sudo python setup.py build_ext --inplace
sudo python setup.py install

3. Set LD_PRELOAD

Add to .bashrc:

export LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libprocps.so

or set an environmental variable for the current session

export LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libprocps.so

So far we have tested these only on Ubuntu 16.04 LTS.

Usage

There exists a demo in the file demo.py of the root directory.

To run it:

export LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libprocps.so
python demo.py

Or you can add the following line to your .bashrc.

export LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libprocps.so