Function sig_setup

bbs_plus/src/proof_23.rs:408–423

(
        rng: &mut R,
        message_count: u32,
    )

    use std::time::{Duration, Instant};

    pub fn sig_setup<R: RngCore>(
        rng: &mut R,
        message_count: u32,
    ) -> (
        Vec<Fr>,
        SignatureParams23G1<Bls12_381>,
        KeypairG2<Bls12_381>,
        Signature23G1<Bls12_381>,
    ) {
        let messages: Vec<Fr> = (0..message_count).map(|_| Fr::rand(rng)).collect();
        let params = SignatureParams23G1::<Bls12_381>::generate_using_rng(rng, message_count);
        let keypair = KeypairG2::<Bls12_381>::generate_using_rng_and_bbs23_params(rng, &params);
        let sig =
            Signature23G1::<Bls12_381>::new(rng, &messages, &keypair.secret_key, &params).unwrap();
        (messages, params, keypair, sig)
    }

    #[test]
    fn pok_signature_revealed_message() {