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implement alternative transcript with poseidon backend

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This commit is contained in:
Mara Mihali
2022-07-29 13:34:12 +03:00
parent 09251a9439
commit e7242a7b54
20 changed files with 942 additions and 771 deletions
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14
benches/nizk.rs
View File

@@ -7,7 +7,9 @@ extern crate libspartan;
extern crate merlin;
extern crate sha3;
use libspartan::{Instance, NIZKGens, NIZK};
use libspartan::{
parameters::poseidon_params, poseidon_transcript::PoseidonTranscript, Instance, NIZKGens, NIZK,
};
use merlin::Transcript;
use criterion::*;
@@ -22,6 +24,8 @@ fn nizk_prove_benchmark(c: &mut Criterion) {
let num_cons = num_vars;
let num_inputs = 10;
let params = poseidon_params();
let (inst, vars, inputs) = Instance::produce_synthetic_r1cs(num_cons, num_vars, num_inputs);
let gens = NIZKGens::new(num_cons, num_vars, num_inputs);
@@ -29,7 +33,7 @@ fn nizk_prove_benchmark(c: &mut Criterion) {
let name = format!("NIZK_prove_{}", num_vars);
group.bench_function(&name, move |b| {
b.iter(|| {
let mut prover_transcript = Transcript::new(b"example");
let mut prover_transcript = PoseidonTranscript::new(&params);
NIZK::prove(
black_box(&inst),
black_box(vars.clone()),
@@ -55,15 +59,15 @@ fn nizk_verify_benchmark(c: &mut Criterion) {
let (inst, vars, inputs) = Instance::produce_synthetic_r1cs(num_cons, num_vars, num_inputs);
let gens = NIZKGens::new(num_cons, num_vars, num_inputs);
let params = poseidon_params();
// produce a proof of satisfiability
let mut prover_transcript = Transcript::new(b"example");
let mut prover_transcript = PoseidonTranscript::new(&params);
let proof = NIZK::prove(&inst, vars, &inputs, &gens, &mut prover_transcript);
let name = format!("NIZK_verify_{}", num_cons);
group.bench_function(&name, move |b| {
b.iter(|| {
let mut verifier_transcript = Transcript::new(b"example");
let mut verifier_transcript = PoseidonTranscript::new(&params);
assert!(proof
.verify(
black_box(&inst),

16
benches/snark.rs
View File

@@ -2,7 +2,11 @@
extern crate libspartan;
extern crate merlin;
use libspartan::{Instance, SNARKGens, SNARK};
use libspartan::{
parameters::poseidon_params,
poseidon_transcript::{self, PoseidonTranscript},
Instance, SNARKGens, SNARK,
};
use merlin::Transcript;
use criterion::*;
@@ -42,6 +46,8 @@ fn snark_prove_benchmark(c: &mut Criterion) {
let num_cons = num_vars;
let num_inputs = 10;
let params = poseidon_params();
let (inst, vars, inputs) = Instance::produce_synthetic_r1cs(num_cons, num_vars, num_inputs);
// produce public parameters
@@ -54,7 +60,7 @@ fn snark_prove_benchmark(c: &mut Criterion) {
let name = format!("SNARK_prove_{}", num_cons);
group.bench_function(&name, move |b| {
b.iter(|| {
let mut prover_transcript = Transcript::new(b"example");
let mut prover_transcript = PoseidonTranscript::new(&params);
SNARK::prove(
black_box(&inst),
black_box(&comm),
@@ -76,6 +82,8 @@ fn snark_verify_benchmark(c: &mut Criterion) {
let mut group = c.benchmark_group("SNARK_verify_benchmark");
group.plot_config(plot_config);
let params = poseidon_params();
let num_vars = (2_usize).pow(s as u32);
let num_cons = num_vars;
let num_inputs = 10;
@@ -88,7 +96,7 @@ fn snark_verify_benchmark(c: &mut Criterion) {
let (comm, decomm) = SNARK::encode(&inst, &gens);
// produce a proof of satisfiability
let mut prover_transcript = Transcript::new(b"example");
let mut prover_transcript = PoseidonTranscript::new(&params);
let proof = SNARK::prove(
&inst,
&comm,
@@ -103,7 +111,7 @@ fn snark_verify_benchmark(c: &mut Criterion) {
let name = format!("SNARK_verify_{}", num_cons);
group.bench_function(&name, move |b| {
b.iter(|| {
let mut verifier_transcript = Transcript::new(b"example");
let mut verifier_transcript = PoseidonTranscript::new(&params);
assert!(proof
.verify(
black_box(&comm),