arnaucube
/
poseidon-rs
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Update Poseidon to new circomlib version & https://extgit.iaik.tugraz.at/krypto/hadeshash 

On a Intel(R) Core(TM) i7-8705G CPU @ 3.10GHz, with 32 GB of RAM:

- old:
hash  time:   [85.766 us 85.797 us 85.830 us]

- new:
hash  time:   [29.319 us 29.327 us 29.336 us]
pull/4/head
arnaucube 4 years ago
parent
e162a19c87
commit
0cc71d546c
6 changed files with 3588 additions and 335 deletions
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  1. +2
    -1
      Cargo.toml
  2. +0
    -3
      gen_constants/.gitignore
  3. +0
    -13
      gen_constants/Cargo.toml
  4. +0
    -154
      gen_constants/src/main.rs
  5. +3452
    -0
      src/constants.rs
  6. +134
    -164
      src/lib.rs

+ 2
- 1
Cargo.toml
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@ -1,6 +1,6 @@
[package]
name = "poseidon-rs"
version = "0.0.3"
version = "0.0.4"
authors = ["arnaucube <root@arnaucube.com>"]
edition = "2018"
license = "GPL-3.0"
@ -11,6 +11,7 @@ readme = "README.md"
[dependencies]
ff = {package="ff_ce" , version="0.11", features = ["derive"]}
rand = "0.4"
serde_json = "1.0"
[dev-dependencies]
criterion = "0.3"

+ 0
- 3
gen_constants/.gitignore
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@ -1,3 +0,0 @@
/target
**/*.rs.bk
Cargo.lock

+ 0
- 13
gen_constants/Cargo.toml
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@ -1,13 +0,0 @@
[package]
name = "gen_constants"
version = "0.0.1"
authors = ["arnaucube <root@arnaucube.com>"]
edition = "2018"
license = "GPL-3.0"
[dependencies]
num = "0.2.0"
num-bigint = "0.2.2"
num-traits = "0.2.8"
blake2 = "0.8"
rustc-hex = "1.0.0"

+ 0
- 154
gen_constants/src/main.rs
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@ -1,154 +0,0 @@
use blake2::digest::{Input, VariableOutput};
use blake2::VarBlake2b;
extern crate num;
extern crate num_bigint;
extern crate num_traits;
use num_bigint::{BigInt, Sign};
use num_traits::{One, Zero};
const SEED: &str = "poseidon";
const NROUNDSF: usize = 8;
const NROUNDSP: usize = 57;
const T: usize = 6;
#[derive(Debug)]
pub struct Constants {
c: Vec<BigInt>,
m: Vec<Vec<BigInt>>,
}
pub fn generate_constants() -> Constants {
let r: BigInt = BigInt::parse_bytes(
b"21888242871839275222246405745257275088548364400416034343698204186575808495617",
10,
)
.unwrap();
let c = get_pseudo_random(&r, format!("{}{}", SEED, "_constants"), NROUNDSF + NROUNDSP);
let m = get_mds(&r);
Constants { c: c, m: m }
}
pub fn get_pseudo_random(r: &BigInt, seed: String, n: usize) -> Vec<BigInt> {
let mut hasher = VarBlake2b::new(32).unwrap();
hasher.input(seed.as_bytes());
let mut h = hasher.vec_result();
let mut res: Vec<BigInt> = Vec::new();
while res.len() < n {
let new_n: BigInt = modulus(&BigInt::from_bytes_le(Sign::Plus, &h), &r);
res.push(new_n);
let mut hasher = VarBlake2b::new(32).unwrap();
hasher.input(h);
h = hasher.vec_result();
}
res
}
pub fn nonce_to_string(n: usize) -> String {
let mut r = format!("{}", n);
while r.len() < 4 {
r = format!("0{}", r);
}
r
}
pub fn get_mds(r: &BigInt) -> Vec<Vec<BigInt>> {
let mut nonce = 0;
let mut cauchy_matrix = get_pseudo_random(
r,
format!("{}_matrix_{}", SEED, nonce_to_string(nonce)),
T * 2,
);
while !check_all_different(&cauchy_matrix) {
nonce = nonce + 1;
cauchy_matrix = get_pseudo_random(
r,
format!("{}_matrix_{}", SEED, nonce_to_string(nonce)),
T * 2,
);
}
let mut m: Vec<Vec<BigInt>> = Vec::new();
for i in 0..T {
let mut mi: Vec<BigInt> = Vec::new();
for j in 0..T {
mi.push(modinv(
&modulus(&(&cauchy_matrix[i] - &cauchy_matrix[T + j]), &r),
&r,
));
}
m.push(mi);
}
m
}
pub fn check_all_different(v: &Vec<BigInt>) -> bool {
let zero: BigInt = Zero::zero();
for i in 0..v.len() {
if v[i] == zero {
return false;
}
for j in i + 1..v.len() {
if v[i] == v[j] {
return false;
}
}
}
true
}
pub fn modulus(a: &BigInt, m: &BigInt) -> BigInt {
((a % m) + m) % m
}
pub fn modinv(a: &BigInt, q: &BigInt) -> BigInt {
let mut mn = (q.clone(), a.clone());
let mut xy: (BigInt, BigInt) = (Zero::zero(), One::one());
let big_zero: BigInt = Zero::zero();
while mn.1 != big_zero {
xy = (xy.1.clone(), xy.0 - (mn.0.clone() / mn.1.clone()) * xy.1);
mn = (mn.1.clone(), modulus(&mn.0, &mn.1));
}
while xy.0 < Zero::zero() {
xy.0 = modulus(&xy.0, q);
}
xy.0
}
fn main() {
let c = generate_constants();
println!("let c_str: Vec<&str> = vec![");
for i in 0..c.c.len() {
println!(" {:?},", c.c[i].to_string());
}
println!("];\n");
println!("let m_str: Vec<Vec<&str>> = vec![");
for i in 0..c.m.len() {
println!(" vec![");
for j in 0..c.m[i].len() {
println!(" {:?},", c.m[i][j].to_string());
}
println!(" ],");
}
println!("];\n");
}
#[cfg(test)]
mod tests {
use super::*;
use rustc_hex::ToHex;
#[test]
fn test_blake2_version() {
let mut hasher = VarBlake2b::new(32).unwrap();
hasher.input(b"poseidon_constants");
let h = hasher.vec_result();
assert_eq!(
h.to_hex(),
"e57ba154fb2c47811dc1a2369b27e25a44915b4e4ece4eb8ec74850cb78e01b1"
);
}
}

+ 3452
- 0
src/constants.rs
File diff suppressed because it is too large
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+ 134
- 164
src/lib.rs
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@ -8,151 +8,45 @@ use ff::*;
#[PrimeFieldGenerator = "7"]
pub struct Fr(FrRepr);
const NROUNDSF: usize = 8;
const NROUNDSP: usize = 57;
const T: usize = 6;
mod constants;
#[derive(Debug)]
pub struct Constants {
c: Vec<Fr>,
m: Vec<Vec<Fr>>,
pub c: Vec<Vec<Fr>>,
pub m: Vec<Vec<Vec<Fr>>>,
pub n_rounds_f: usize,
pub n_rounds_p: Vec<usize>,
}
pub fn load_constants() -> Constants {
let c_str: Vec<&str> = vec![
"14397397413755236225575615486459253198602422701513067526754101844196324375522",
"10405129301473404666785234951972711717481302463898292859783056520670200613128",
"5179144822360023508491245509308555580251733042407187134628755730783052214509",
"9132640374240188374542843306219594180154739721841249568925550236430986592615",
"20360807315276763881209958738450444293273549928693737723235350358403012458514",
"17933600965499023212689924809448543050840131883187652471064418452962948061619",
"3636213416533737411392076250708419981662897009810345015164671602334517041153",
"2008540005368330234524962342006691994500273283000229509835662097352946198608",
"16018407964853379535338740313053768402596521780991140819786560130595652651567",
"20653139667070586705378398435856186172195806027708437373983929336015162186471",
"17887713874711369695406927657694993484804203950786446055999405564652412116765",
"4852706232225925756777361208698488277369799648067343227630786518486608711772",
"8969172011633935669771678412400911310465619639756845342775631896478908389850",
"20570199545627577691240476121888846460936245025392381957866134167601058684375",
"16442329894745639881165035015179028112772410105963688121820543219662832524136",
"20060625627350485876280451423010593928172611031611836167979515653463693899374",
"16637282689940520290130302519163090147511023430395200895953984829546679599107",
"15599196921909732993082127725908821049411366914683565306060493533569088698214",
"16894591341213863947423904025624185991098788054337051624251730868231322135455",
"1197934381747032348421303489683932612752526046745577259575778515005162320212",
"6172482022646932735745595886795230725225293469762393889050804649558459236626",
"21004037394166516054140386756510609698837211370585899203851827276330669555417",
"15262034989144652068456967541137853724140836132717012646544737680069032573006",
"15017690682054366744270630371095785995296470601172793770224691982518041139766",
"15159744167842240513848638419303545693472533086570469712794583342699782519832",
"11178069035565459212220861899558526502477231302924961773582350246646450941231",
"21154888769130549957415912997229564077486639529994598560737238811887296922114",
"20162517328110570500010831422938033120419484532231241180224283481905744633719",
"2777362604871784250419758188173029886707024739806641263170345377816177052018",
"15732290486829619144634131656503993123618032247178179298922551820261215487562",
"6024433414579583476444635447152826813568595303270846875177844482142230009826",
"17677827682004946431939402157761289497221048154630238117709539216286149983245",
"10716307389353583413755237303156291454109852751296156900963208377067748518748",
"14925386988604173087143546225719076187055229908444910452781922028996524347508",
"8940878636401797005293482068100797531020505636124892198091491586778667442523",
"18911747154199663060505302806894425160044925686870165583944475880789706164410",
"8821532432394939099312235292271438180996556457308429936910969094255825456935",
"20632576502437623790366878538516326728436616723089049415538037018093616927643",
"71447649211767888770311304010816315780740050029903404046389165015534756512",
"2781996465394730190470582631099299305677291329609718650018200531245670229393",
"12441376330954323535872906380510501637773629931719508864016287320488688345525",
"2558302139544901035700544058046419714227464650146159803703499681139469546006",
"10087036781939179132584550273563255199577525914374285705149349445480649057058",
"4267692623754666261749551533667592242661271409704769363166965280715887854739",
"4945579503584457514844595640661884835097077318604083061152997449742124905548",
"17742335354489274412669987990603079185096280484072783973732137326144230832311",
"6266270088302506215402996795500854910256503071464802875821837403486057988208",
"2716062168542520412498610856550519519760063668165561277991771577403400784706",
"19118392018538203167410421493487769944462015419023083813301166096764262134232",
"9386595745626044000666050847309903206827901310677406022353307960932745699524",
"9121640807890366356465620448383131419933298563527245687958865317869840082266",
"3078975275808111706229899605611544294904276390490742680006005661017864583210",
"7157404299437167354719786626667769956233708887934477609633504801472827442743",
"14056248655941725362944552761799461694550787028230120190862133165195793034373",
"14124396743304355958915937804966111851843703158171757752158388556919187839849",
"11851254356749068692552943732920045260402277343008629727465773766468466181076",
"9799099446406796696742256539758943483211846559715874347178722060519817626047",
"10156146186214948683880719664738535455146137901666656566575307300522957959544",
"19908645952733301583346063785055921934459499091029406575311417879963332475861",
"11766105336238068471342414351862472329437473380853789942065610694000443387471",
"11002137593249972174092192767251572171769044073555430468487809799220351297047",
"284136377911685911941431040940403846843630064858778505937392780738953624163",
"19448733709802908339787967270452055364068697565906862913410983275341804035680",
"14423660424692802524250720264041003098290275890428483723270346403986712981505",
"10635360132728137321700090133109897687122647659471659996419791842933639708516",
];
let m_str: Vec<Vec<&str>> = vec![
vec![
"19167410339349846567561662441069598364702008768579734801591448511131028229281",
"14183033936038168803360723133013092560869148726790180682363054735190196956789",
"9067734253445064890734144122526450279189023719890032859456830213166173619761",
"16378664841697311562845443097199265623838619398287411428110917414833007677155",
"12968540216479938138647596899147650021419273189336843725176422194136033835172",
"3636162562566338420490575570584278737093584021456168183289112789616069756675",
],
vec![
"17034139127218860091985397764514160131253018178110701196935786874261236172431",
"2799255644797227968811798608332314218966179365168250111693473252876996230317",
"2482058150180648511543788012634934806465808146786082148795902594096349483974",
"16563522740626180338295201738437974404892092704059676533096069531044355099628",
"10468644849657689537028565510142839489302836569811003546969773105463051947124",
"3328913364598498171733622353010907641674136720305714432354138807013088636408",
],
vec![
"18985203040268814769637347880759846911264240088034262814847924884273017355969",
"8652975463545710606098548415650457376967119951977109072274595329619335974180",
"970943815872417895015626519859542525373809485973005165410533315057253476903",
"19406667490568134101658669326517700199745817783746545889094238643063688871948",
"17049854690034965250221386317058877242629221002521630573756355118745574274967",
"4964394613021008685803675656098849539153699842663541444414978877928878266244",
],
vec![
"19025623051770008118343718096455821045904242602531062247152770448380880817517",
"9077319817220936628089890431129759976815127354480867310384708941479362824016",
"4770370314098695913091200576539533727214143013236894216582648993741910829490",
"4298564056297802123194408918029088169104276109138370115401819933600955259473",
"6905514380186323693285869145872115273350947784558995755916362330070690839131",
"4783343257810358393326889022942241108539824540285247795235499223017138301952",
],
vec![
"16205238342129310687768799056463408647672389183328001070715567975181364448609",
"8303849270045876854140023508764676765932043944545416856530551331270859502246",
"20218246699596954048529384569730026273241102596326201163062133863539137060414",
"1712845821388089905746651754894206522004527237615042226559791118162382909269",
"13001155522144542028910638547179410124467185319212645031214919884423841839406",
"16037892369576300958623292723740289861626299352695838577330319504984091062115",
],
vec![
"15162889384227198851506890526431746552868519326873025085114621698588781611738",
"13272957914179340594010910867091459756043436017766464331915862093201960540910",
"9416416589114508529880440146952102328470363729880726115521103179442988482948",
"8035240799672199706102747147502951589635001418759394863664434079699838251138",
"21642389080762222565487157652540372010968704000567605990102641816691459811717",
"20261355950827657195644012399234591122288573679402601053407151083849785332516",
],
];
let mut c: Vec<Fr> = Vec::new();
let (c_str, m_str) = constants::constants();
let mut c: Vec<Vec<Fr>> = Vec::new();
for i in 0..c_str.len() {
let n: Fr = Fr::from_str(c_str[i]).unwrap();
c.push(n);
let mut cci: Vec<Fr> = Vec::new();
for j in 0..c_str[i].len() {
let b: Fr = Fr::from_str(c_str[i][j]).unwrap();
cci.push(b);
}
c.push(cci);
}
let mut m: Vec<Vec<Fr>> = Vec::new();
let mut m: Vec<Vec<Vec<Fr>>> = Vec::new();
for i in 0..m_str.len() {
let mut mj: Vec<Fr> = Vec::new();
let mut mi: Vec<Vec<Fr>> = Vec::new();
for j in 0..m_str[i].len() {
let n: Fr = Fr::from_str(m_str[i][j]).unwrap();
mj.push(n);
let mut mij: Vec<Fr> = Vec::new();
for k in 0..m_str[i][j].len() {
let b: Fr = Fr::from_str(m_str[i][j][k]).unwrap();
mij.push(b);
}
mi.push(mij);
}
m.push(mj);
m.push(mi);
}
Constants {
c: c,
m: m,
n_rounds_f: 8,
n_rounds_p: vec![56, 57, 56, 60, 60, 63, 64, 63],
}
Constants { c: c, m: m }
}
pub struct Poseidon {
@ -164,15 +58,15 @@ impl Poseidon {
constants: load_constants(),
}
}
pub fn ark(&self, state: &mut Vec<Fr>, c: &Fr) {
pub fn ark(&self, state: &mut Vec<Fr>, c: &Vec<Fr>, it: usize) {
for i in 0..state.len() {
state[i].add_assign(c);
state[i].add_assign(&c[it + i]);
}
}
pub fn sbox(&self, state: &mut Vec<Fr>, i: usize) {
if i < NROUNDSF / 2 || i >= NROUNDSF / 2 + NROUNDSP {
for j in 0..T {
pub fn sbox(&self, n_rounds_f: usize, n_rounds_p: usize, state: &mut Vec<Fr>, i: usize) {
if i < n_rounds_f / 2 || i >= n_rounds_f / 2 + n_rounds_p {
for j in 0..state.len() {
let aux = state[j];
state[j].square();
state[j].square();
@ -191,7 +85,7 @@ impl Poseidon {
for i in 0..state.len() {
new_state.push(Fr::zero());
for j in 0..state.len() {
let mut mij = m[i][j];
let mut mij = m[j][i];
mij.mul_assign(&state[j]);
new_state[i].add_assign(&mij);
}
@ -200,19 +94,25 @@ impl Poseidon {
}
pub fn hash(&self, inp: Vec<Fr>) -> Result<Fr, String> {
if inp.len() == 0 || inp.len() > T {
let t = inp.len() + 1;
if inp.len() == 0 || inp.len() >= self.constants.n_rounds_p.len() - 1 {
return Err("Wrong inputs length".to_string());
}
let n_rounds_f = self.constants.n_rounds_f.clone();
let n_rounds_p = self.constants.n_rounds_p[t - 2].clone();
let mut state = inp.clone();
for _ in inp.len()..T {
for _ in inp.len()..t {
state.push(Fr::zero());
}
// state[state.len() - 1] = Fr::zero();
for i in 0..(NROUNDSF + NROUNDSP) {
self.ark(&mut state, &self.constants.c[i]);
self.sbox(&mut state, i);
state = self.mix(&state, &self.constants.m);
for i in 0..(n_rounds_f + n_rounds_p) {
self.ark(&mut state, &self.constants.c[t - 2], i * t);
self.sbox(n_rounds_f, n_rounds_p, &mut state, i);
if i < n_rounds_f + n_rounds_p - 1 {
state = self.mix(&state, &self.constants.m[t - 2]);
}
}
Ok(state[0])
@ -244,29 +144,44 @@ mod tests {
#[test]
fn test_load_constants() {
let constants = load_constants();
let cons = load_constants();
assert_eq!(
constants.c[0].to_string(),
"Fr(0x1fd4a35e68f0946f8f5dfd2ac9d7882ce2466ec1c9766f69b5a14c3f84a17be2)"
cons.c[0][0].to_string(),
"Fr(0x09c46e9ec68e9bd4fe1faaba294cba38a71aa177534cdd1b6c7dc0dbd0abd7a7)"
);
assert_eq!(
constants.c[constants.c.len() - 1].to_string(),
"Fr(0x1783668830df79d79707da6a0e7c023c5f54a112be7ee3f7d49b420213ab7f64)"
cons.c[cons.c.len() - 1][0].to_string(),
"Fr(0x2088ce9534577bf38be7bc457f2756d558d66e0c07b9cc001a580bd42cda0e77)"
);
assert_eq!(
constants.m[0][0].to_string(),
"Fr(0x2a605eab3c12c29701b9a8944a16ff3d64c199efa7c857c65e4c0560ab3b0ca1)"
cons.m[0][0][0].to_string(),
"Fr(0x066f6f85d6f68a85ec10345351a23a3aaf07f38af8c952a7bceca70bd2af7ad5)"
);
assert_eq!(
constants.m[constants.m.len() - 1][0].to_string(),
"Fr(0x2185e429a96435c62e21e7091f4262685769e43fa49c9d40f88c41016c588ada)"
cons.m[cons.m.len() - 1][0][0].to_string(),
"Fr(0x0190f922d97c8a7dcf0a142a3be27749d1c64bc22f1c556aaa24925d158cac56)"
);
}
#[test]
fn test_hash() {
let b0: Fr = Fr::from_str("0").unwrap();
let b1: Fr = Fr::from_str("1").unwrap();
let b2: Fr = Fr::from_str("2").unwrap();
let b3: Fr = Fr::from_str("3").unwrap();
let b4: Fr = Fr::from_str("4").unwrap();
let b5: Fr = Fr::from_str("5").unwrap();
let b6: Fr = Fr::from_str("6").unwrap();
let mut big_arr: Vec<Fr> = Vec::new();
big_arr.push(b1.clone());
let poseidon = Poseidon::new();
let h = poseidon.hash(big_arr.clone()).unwrap();
assert_eq!(
h.to_string(),
"Fr(0x186a5454a7c47c73dfc74ac32ea40a57d27eeb4e2bfc6551dd7b66686d3fd1ab)" // "11043376183861534927536506085090418075369306574649619885724436265926427398571"
);
let mut big_arr: Vec<Fr> = Vec::new();
big_arr.push(b1.clone());
big_arr.push(b2.clone());
@ -274,18 +189,73 @@ mod tests {
let h = poseidon.hash(big_arr.clone()).unwrap();
assert_eq!(
h.to_string(),
"Fr(0x1b10d227ef9aa736dc05bba919a8462ce45bc5b7d632e8ff9bfe6874a002eaed)" // "12242166908188651009877250812424843524687801523336557272219921456462821518061"
"Fr(0x25d86fb7c42fd70a7e800e871f22f2f03a282abb18f86c347a1078a92f713f60)" // "17117985411748610629288516079940078114952304104811071254131751175361957805920"
);
let b3: Fr = Fr::from_str("3").unwrap();
let b4: Fr = Fr::from_str("4").unwrap();
let mut big_arr34: Vec<Fr> = Vec::new();
big_arr34.push(b3.clone());
big_arr34.push(b4.clone());
let h34 = poseidon.hash(big_arr34.clone()).unwrap();
let mut big_arr: Vec<Fr> = Vec::new();
big_arr.push(b1.clone());
big_arr.push(b2.clone());
big_arr.push(b0.clone());
big_arr.push(b0.clone());
big_arr.push(b0.clone());
let poseidon = Poseidon::new();
let h = poseidon.hash(big_arr.clone()).unwrap();
assert_eq!(
h34.to_string(),
"Fr(0x25fe79e16e9d530a400584ffe556b1fe69acda374065860c43698cab1c16b3a1)" // "17185195740979599334254027721507328033796809509313949281114643312710535000993"
h.to_string(),
"Fr(0x08ca0a9154fccd6426092b2404e1ceeb80a7849734f1d3fe7952c2075e489566)" // "3975478831357328722254985704342968745327876719981393787143845259590563829094"
);
let mut big_arr: Vec<Fr> = Vec::new();
big_arr.push(b1.clone());
big_arr.push(b2.clone());
big_arr.push(b0.clone());
big_arr.push(b0.clone());
big_arr.push(b0.clone());
big_arr.push(b0.clone());
let poseidon = Poseidon::new();
let h = poseidon.hash(big_arr.clone()).unwrap();
assert_eq!(
h.to_string(),
"Fr(0x2bb6c270db4ca49d129e315cdad9e0e678c1692c420dbf4667fdabc0f158e4ae)" // "19772360636270345724087386688434825760738403416279047262510528378903625000110"
);
let mut big_arr: Vec<Fr> = Vec::new();
big_arr.push(b3.clone());
big_arr.push(b4.clone());
big_arr.push(b0.clone());
big_arr.push(b0.clone());
big_arr.push(b0.clone());
let poseidon = Poseidon::new();
let h = poseidon.hash(big_arr.clone()).unwrap();
assert_eq!(
h.to_string(),
"Fr(0x07087ef123b0fc18a7487a9b3112aec23601e3d2b7ea27a85b35c7ecb595e6f6)" // "3181200837746671699652342497997860344148947482942465819251904554707352676086"
);
let mut big_arr: Vec<Fr> = Vec::new();
big_arr.push(b3.clone());
big_arr.push(b4.clone());
big_arr.push(b0.clone());
big_arr.push(b0.clone());
big_arr.push(b0.clone());
big_arr.push(b0.clone());
let h = poseidon.hash(big_arr.clone()).unwrap();
assert_eq!(
h.to_string(),
"Fr(0x128a815839bb66db834533b9c837e5a09df55e90aa9aba7ad46782234e083c20)" // "8386348873272147968934270337233829407378789978142456170950021426339096575008"
);
let mut big_arr: Vec<Fr> = Vec::new();
big_arr.push(b1.clone());
big_arr.push(b2.clone());
big_arr.push(b3.clone());
big_arr.push(b4.clone());
big_arr.push(b5.clone());
big_arr.push(b6.clone());
let h = poseidon.hash(big_arr.clone()).unwrap();
assert_eq!(
h.to_string(),
"Fr(0x0b807dafd5ecc62acdf7ae48e3a1dfb14ccc1ce398f865ac85ff0b4afd90ea6c)" // "5202465217520500374834597824465244016759843635092906214933648999760272616044"
);
}
}

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