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Reduce the number of public APIs smaller and add more detailed documentation

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This commit is contained in:
Srinath Setty
2020-04-29 10:31:41 -07:00
parent 2bfc333896
commit c24a6abe99
15 changed files with 775 additions and 670 deletions
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19
benches/nizk.rs
View File

@@ -7,8 +7,7 @@ extern crate merlin;
extern crate rand;
extern crate sha3;
use libspartan::r1csinstance::R1CSInstance;
use libspartan::spartan::{NIZKGens, NIZK};
use libspartan::{Instance, NIZKGens, NIZK};
use merlin::Transcript;
use criterion::*;
@@ -23,19 +22,18 @@ fn nizk_prove_benchmark(c: &mut Criterion) {
let num_cons = num_vars;
let num_inputs = 10;
let (inst, vars, input) = R1CSInstance::produce_synthetic_r1cs(num_cons, num_vars, num_inputs);
let n = inst.get_num_vars();
let (inst, vars, inputs) = Instance::new(num_cons, num_vars, num_inputs);
let gens = NIZKGens::new(num_cons, num_vars);
let name = format!("NIZK_prove_{}", n);
let name = format!("NIZK_prove_{}", num_vars);
group.bench_function(&name, move |b| {
b.iter(|| {
let mut prover_transcript = Transcript::new(b"example");
NIZK::prove(
black_box(&inst),
black_box(vars.clone()),
black_box(&input),
black_box(&inputs),
black_box(&gens),
black_box(&mut prover_transcript),
);
@@ -54,23 +52,22 @@ fn nizk_verify_benchmark(c: &mut Criterion) {
let num_vars = (2 as usize).pow(s as u32);
let num_cons = num_vars;
let num_inputs = 10;
let (inst, vars, input) = R1CSInstance::produce_synthetic_r1cs(num_cons, num_vars, num_inputs);
let n = inst.get_num_vars();
let (inst, vars, inputs) = Instance::new(num_cons, num_vars, num_inputs);
let gens = NIZKGens::new(num_cons, num_vars);
// produce a proof of satisfiability
let mut prover_transcript = Transcript::new(b"example");
let proof = NIZK::prove(&inst, vars, &input, &gens, &mut prover_transcript);
let proof = NIZK::prove(&inst, vars, &inputs, &gens, &mut prover_transcript);
let name = format!("NIZK_verify_{}", n);
let name = format!("NIZK_verify_{}", num_cons);
group.bench_function(&name, move |b| {
b.iter(|| {
let mut verifier_transcript = Transcript::new(b"example");
assert!(proof
.verify(
black_box(&inst),
black_box(&input),
black_box(&inputs),
black_box(&mut verifier_transcript),
black_box(&gens)
)

43
benches/snark.rs
View File

@@ -1,14 +1,7 @@
extern crate byteorder;
extern crate core;
extern crate criterion;
extern crate digest;
extern crate libspartan;
extern crate merlin;
extern crate rand;
extern crate sha3;
use libspartan::r1csinstance::R1CSInstance;
use libspartan::spartan::{SNARKGens, SNARK};
use libspartan::{Instance, SNARKGens, SNARK};
use merlin::Transcript;
use criterion::*;
@@ -22,14 +15,13 @@ fn snark_encode_benchmark(c: &mut Criterion) {
let num_vars = (2 as usize).pow(s as u32);
let num_cons = num_vars;
let num_inputs = 10;
let (inst, _vars, _input) =
R1CSInstance::produce_synthetic_r1cs(num_cons, num_vars, num_inputs);
let n = inst.get_num_vars();
let (inst, _vars, _inputs) = Instance::new(num_cons, num_vars, num_inputs);
// produce public parameters
let gens = SNARKGens::new(&inst.size());
let gens = SNARKGens::new(num_cons, num_vars, num_inputs, num_cons);
let name = format!("SNARK_encode_{}", n);
// produce a commitment to R1CS instance
let name = format!("SNARK_encode_{}", num_cons);
group.bench_function(&name, move |b| {
b.iter(|| {
SNARK::encode(black_box(&inst), black_box(&gens));
@@ -49,17 +41,16 @@ fn snark_prove_benchmark(c: &mut Criterion) {
let num_cons = num_vars;
let num_inputs = 10;
let (inst, vars, input) = R1CSInstance::produce_synthetic_r1cs(num_cons, num_vars, num_inputs);
let n = inst.get_num_vars();
let (inst, vars, inputs) = Instance::new(num_cons, num_vars, num_inputs);
// produce public parameters
let gens = SNARKGens::new(&inst.size());
let gens = SNARKGens::new(num_cons, num_vars, num_inputs, num_cons);
// encode the R1CS instance
// produce a commitment to R1CS instance
let (_comm, decomm) = SNARK::encode(&inst, &gens);
// produce a proof
let name = format!("SNARK_prove_{}", n);
let name = format!("SNARK_prove_{}", num_cons);
group.bench_function(&name, move |b| {
b.iter(|| {
let mut prover_transcript = Transcript::new(b"example");
@@ -67,7 +58,7 @@ fn snark_prove_benchmark(c: &mut Criterion) {
black_box(&inst),
black_box(&decomm),
black_box(vars.clone()),
black_box(&input),
black_box(&inputs),
black_box(&gens),
black_box(&mut prover_transcript),
);
@@ -86,27 +77,27 @@ fn snark_verify_benchmark(c: &mut Criterion) {
let num_vars = (2 as usize).pow(s as u32);
let num_cons = num_vars;
let num_inputs = 10;
let (inst, vars, input) = R1CSInstance::produce_synthetic_r1cs(num_cons, num_vars, num_inputs);
let n = inst.get_num_vars();
let (inst, vars, inputs) = Instance::new(num_cons, num_vars, num_inputs);
// produce public parameters
let gens = SNARKGens::new(&inst.size());
let gens = SNARKGens::new(num_cons, num_vars, num_inputs, num_cons);
// encode the R1CS instance
// produce a commitment to R1CS instance
let (comm, decomm) = SNARK::encode(&inst, &gens);
// produce a proof of satisfiability
let mut prover_transcript = Transcript::new(b"example");
let proof = SNARK::prove(&inst, &decomm, vars, &input, &gens, &mut prover_transcript);
let proof = SNARK::prove(&inst, &decomm, vars, &inputs, &gens, &mut prover_transcript);
let name = format!("SNARK_verify_{}", n);
// verify the proof
let name = format!("SNARK_verify_{}", num_cons);
group.bench_function(&name, move |b| {
b.iter(|| {
let mut verifier_transcript = Transcript::new(b"example");
assert!(proof
.verify(
black_box(&comm),
black_box(&input),
black_box(&inputs),
black_box(&mut verifier_transcript),
black_box(&gens)
)