initial commit of src template

Cargo.toml

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+[package]
+
+name = "libbolt"
+version = "0.0.1"
+authors = ["J. Ayo Akinyele <ayo@yeletech.org>"]
+description = "library for Blind Off-chain Lightweight Transactions (BOLT)"
+keywords = ["zcash", "payment channels", "bolt"]
+readme = "README.md"
+homepage = "https://github.com/yeletech/libbolt"
+repository = "https://github.com/yeletech/libbolt"
+license = "MIT License"
+
+[dependencies]
+bn = "0.4.3"
+rand = "~0.3.14"

src/main.rs

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+extern crate bn;
+extern crate rand;
+use bn::{Group, Fr, G1, G2, pairing};
+
+fn main() {
+    let rng = &mut rand::thread_rng();
+
+    // Generate private keys
+    let alice_sk = Fr::random(rng);
+    //println!("alice_sk: {}", alice_sk);
+    let bob_sk = Fr::random(rng);
+    let carol_sk = Fr::random(rng);
+
+    // Generate public keys in G1 and G2
+    let (alice_pk1, alice_pk2) = (G1::one() * alice_sk, G2::one() * alice_sk);
+    let (bob_pk1, bob_pk2) = (G1::one() * bob_sk, G2::one() * bob_sk);
+    let (carol_pk1, carol_pk2) = (G1::one() * carol_sk, G2::one() * carol_sk);
+
+    // Each party computes the shared secret
+    let alice_ss = pairing(bob_pk1, carol_pk2).pow(alice_sk);
+    let bob_ss = pairing(carol_pk1, alice_pk2).pow(bob_sk);
+    let carol_ss = pairing(alice_pk1, bob_pk2).pow(carol_sk);
+
+    assert!(alice_ss == bob_ss && bob_ss == carol_ss);
+    println!("All bn tests succeeded!");
+}