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phase2

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poma 2019-12-29 21:29:59 +07:00
parent c9df6beaed
commit fba855ab74
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8 changed files with 1572 additions and 1492 deletions
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2
build/groth16_wasm.js
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64
build/websnark.js
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2900
example/main.js
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64
example/websnark.js
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19
package-lock.json generated
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@ -2861,10 +2861,21 @@
"dev": true "dev": true
}, },
"wasmbuilder": { "wasmbuilder": {
"version": "0.0.2", "version": "0.0.3",
"resolved": "https://registry.npmjs.org/wasmbuilder/-/wasmbuilder-0.0.2.tgz", "resolved": "https://registry.npmjs.org/wasmbuilder/-/wasmbuilder-0.0.3.tgz",
"integrity": "sha512-MxtqpzQ9IkiNkCWAyK8tglXazJ+4w9J4aKzY30PHi6i4kCbA4EGhzRCOX6Iq7sCNPH4z3ljPgZ3ckwEsLO7GGg==", "integrity": "sha512-6+lhe2ong4zTG+XkqMduzXzNT1Lxiz9UpwgU4FJ+Ttx8zGeH3nOXROiyVqTRQr/l+NYw7KN5T009uAKaSOmMAQ==",
"dev": true "dev": true,
"requires": {
"big-integer": "^1.6.43"
},
"dependencies": {
"big-integer": {
"version": "1.6.48",
"resolved": "https://registry.npmjs.org/big-integer/-/big-integer-1.6.48.tgz",
"integrity": "sha512-j51egjPa7/i+RdiRuJbPdJ2FIUYYPhvYLjzoYbcMMm62ooO6F94fETG4MTs46zPAF9Brs04OajboA/qTGuz78w==",
"dev": true
}
}
}, },
"which": { "which": {
"version": "1.3.1", "version": "1.3.1",

2
src/bn128.js
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@ -47,7 +47,7 @@ async function build() {
buildF1(moduleBuilder, bn128.r, "fr", "frm"); buildF1(moduleBuilder, bn128.r, "fr", "frm");
buildCurve(moduleBuilder, "g1", "f1m"); buildCurve(moduleBuilder, "g1", "f1m");
buildMultiexp(moduleBuilder, "g1", "g1", "f1m", "fr"); buildMultiexp(moduleBuilder, "g1", "g1", "f1m", "fr");
buildFFT(moduleBuilder, "fft", "frm"); buildFFT(moduleBuilder, "fft", "frm", bigInt(7));
buildPol(moduleBuilder, "pol", "frm"); buildPol(moduleBuilder, "pol", "frm");
const pNonResidueF2 = moduleBuilder.alloc( const pNonResidueF2 = moduleBuilder.alloc(

11
src/build_fft.js
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@ -20,7 +20,7 @@
const bigInt = require("big-integer"); const bigInt = require("big-integer");
const utils = require("./utils.js"); const utils = require("./utils.js");
module.exports = function buildFFT(module, prefix, f1mPrefix) { module.exports = function buildFFT(module, prefix, f1mPrefix, overrideNr) {
const n64 = module.modules[f1mPrefix].n64; const n64 = module.modules[f1mPrefix].n64;
const n8 = n64*8; const n8 = n64*8;
@ -33,9 +33,14 @@ module.exports = function buildFFT(module, prefix, f1mPrefix) {
rem = rem.shiftRight(1); rem = rem.shiftRight(1);
} }
let nr = bigInt(2); let nr;
while ( nr.modPow(q.shiftRight(1), q).equals(1) ) nr = nr.add(1); if (overrideNr) {
nr = bigInt(overrideNr);
} else {
nr = bigInt(2);
while ( nr.modPow(q.shiftRight(1), q).equals(1) ) nr = nr.add(1);
}
const w = new Array(maxBits+1); const w = new Array(maxBits+1);
w[maxBits] = nr.modPow(rem, q); w[maxBits] = nr.modPow(rem, q);

2
tools/buildwasm.js
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@ -23,7 +23,7 @@ function buildWasm() {
buildF1(moduleBuilder, r, "fr", "frm"); buildF1(moduleBuilder, r, "fr", "frm");
buildCurve(moduleBuilder, "g1", "f1m"); buildCurve(moduleBuilder, "g1", "f1m");
buildMultiexp(moduleBuilder, "g1", "g1", "f1m", "fr"); buildMultiexp(moduleBuilder, "g1", "g1", "f1m", "fr");
buildFFT(moduleBuilder, "fft", "frm"); buildFFT(moduleBuilder, "fft", "frm", bigInt(7));
buildPol(moduleBuilder, "pol", "frm"); buildPol(moduleBuilder, "pol", "frm");
const pNonResidueF2 = moduleBuilder.alloc( const pNonResidueF2 = moduleBuilder.alloc(