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fix build for reduce_powers

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poma 2020-02-03 13:59:19 +08:00
parent c8f7e68f3a
commit 25a243fde4
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GPG Key ID: BA20CB01FE165657
1 changed files with 9 additions and 14 deletions
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23
powersoftau/src/bin/reduce_powers.rs
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@ -4,22 +4,17 @@ extern crate blake2;
extern crate byteorder; extern crate byteorder;
extern crate bellman_ce; extern crate bellman_ce;
use bellman_ce::pairing::{CurveAffine, CurveProjective};
use bellman_ce::pairing::bn256::Bn256; use bellman_ce::pairing::bn256::Bn256;
use bellman_ce::pairing::bn256::{G1, G2}; use powersoftau::bn256::Bn256CeremonyParameters;
use powersoftau::small_bn256::{Bn256CeremonyParameters};
use powersoftau::batched_accumulator::*; use powersoftau::batched_accumulator::*;
use powersoftau::parameters::{UseCompression}; use powersoftau::parameters::UseCompression;
use powersoftau::utils::{reduced_hash}; use powersoftau::utils::reduced_hash;
use powersoftau::*; use powersoftau::*;
use crate::parameters::*; use crate::parameters::*;
use bellman_ce::multicore::Worker;
use bellman_ce::domain::{EvaluationDomain, Point};
use std::fs::OpenOptions; use std::fs::OpenOptions;
use std::io::{BufWriter, Write}; use std::io::Write;
use memmap::*; use memmap::*;
@ -40,7 +35,7 @@ impl PowersOfTauParameters for Bn256ReducedCeremonyParameters {
const fn num_bits<T>() -> usize { std::mem::size_of::<T>() * 8 } const fn num_bits<T>() -> usize { std::mem::size_of::<T>() * 8 }
fn log_2(x: u64) -> u32 { pub fn log_2(x: u64) -> u32 {
assert!(x > 0); assert!(x > 0);
num_bits::<u64>() as u32 - x.leading_zeros() - 1 num_bits::<u64>() as u32 - x.leading_zeros() - 1
} }
@ -53,13 +48,13 @@ fn main() {
.expect("unable open `./challenge` in this directory"); .expect("unable open `./challenge` in this directory");
let challenge_readable_map = unsafe { MmapOptions::new().map(&reader).expect("unable to create a memory map for input") }; let challenge_readable_map = unsafe { MmapOptions::new().map(&reader).expect("unable to create a memory map for input") };
let current_accumulator = BachedAccumulator::<Bn256, Bn256CeremonyParameters>::deserialize( let current_accumulator = BatchedAccumulator::<Bn256, Bn256CeremonyParameters>::deserialize(
&challenge_readable_map, &challenge_readable_map,
CheckForCorrectness::Yes, CheckForCorrectness::Yes,
UseCompression::No, UseCompression::No,
).expect("unable to read compressed accumulator"); ).expect("unable to read compressed accumulator");
let mut reduced_accumulator = BachedAccumulator::<Bn256, Bn256ReducedCeremonyParameters>::empty(); let mut reduced_accumulator = BatchedAccumulator::<Bn256, Bn256ReducedCeremonyParameters>::empty();
reduced_accumulator.tau_powers_g1 = current_accumulator.tau_powers_g1[..Bn256ReducedCeremonyParameters::TAU_POWERS_G1_LENGTH].to_vec(); reduced_accumulator.tau_powers_g1 = current_accumulator.tau_powers_g1[..Bn256ReducedCeremonyParameters::TAU_POWERS_G1_LENGTH].to_vec();
reduced_accumulator.tau_powers_g2 = current_accumulator.tau_powers_g2[..Bn256ReducedCeremonyParameters::TAU_POWERS_LENGTH].to_vec(); reduced_accumulator.tau_powers_g2 = current_accumulator.tau_powers_g2[..Bn256ReducedCeremonyParameters::TAU_POWERS_LENGTH].to_vec();
reduced_accumulator.alpha_tau_powers_g1 = current_accumulator.alpha_tau_powers_g1[..Bn256ReducedCeremonyParameters::TAU_POWERS_LENGTH].to_vec(); reduced_accumulator.alpha_tau_powers_g1 = current_accumulator.alpha_tau_powers_g1[..Bn256ReducedCeremonyParameters::TAU_POWERS_LENGTH].to_vec();
@ -95,11 +90,11 @@ fn main() {
println!(""); println!("");
} }
reduced_accumulator.serialize(&mut writable_map, UseCompression::No); reduced_accumulator.serialize(&mut writable_map, UseCompression::No).unwrap();
// Get the hash of the contribution, so the user can compare later // Get the hash of the contribution, so the user can compare later
let output_readonly = writable_map.make_read_only().expect("must make a map readonly"); let output_readonly = writable_map.make_read_only().expect("must make a map readonly");
let contribution_hash = BachedAccumulator::<Bn256, Bn256ReducedCeremonyParameters>::calculate_hash(&output_readonly); let contribution_hash = BatchedAccumulator::<Bn256, Bn256ReducedCeremonyParameters>::calculate_hash(&output_readonly);
println!("Reduced contribution is formed with a hash:"); println!("Reduced contribution is formed with a hash:");