const bigInt = require("big-integer"); const ModuleBuilder = require("wasmbuilder"); const buildF1m = require("../src/build_f1m.js"); const buildF2m = require("../src/build_f2m.js"); const buildF1 = require("../src/build_f1.js"); const buildCurve = require("../src/build_curve.js"); const buildFFT = require("../src/build_fft"); const buildMultiexp = require("../src/build_multiexp"); const buildPol = require("../src/build_pol"); const buildTest = require("../src/build_test"); const utils = require("../src/utils"); const fs = require("fs"); const path = require("path"); function buildWasm() { const q = bigInt("21888242871839275222246405745257275088696311157297823662689037894645226208583"); const r = bigInt("21888242871839275222246405745257275088548364400416034343698204186575808495617"); const moduleBuilder = new ModuleBuilder(); moduleBuilder.setMemory(1000); buildF1m(moduleBuilder, q, "f1m"); buildF1(moduleBuilder, r, "fr", "frm"); buildCurve(moduleBuilder, "g1", "f1m"); buildMultiexp(moduleBuilder, "g1", "g1", "f1m", "fr"); buildFFT(moduleBuilder, "fft", "frm", bigInt(7)); buildPol(moduleBuilder, "pol", "frm"); const pNonResidueF2 = moduleBuilder.alloc( utils.bigInt2BytesLE( bigInt("15537367993719455909907449462855742678907882278146377936676643359958227611562"), // -1 in montgomery 32 ) ); buildF2m(moduleBuilder, pNonResidueF2, "f2m", "f1m"); buildCurve(moduleBuilder, "g2", "f2m"); buildMultiexp(moduleBuilder, "g2", "g2", "f2m", "fr"); buildTest(moduleBuilder, "f1m_mul"); buildTest(moduleBuilder, "f1m_mulOld"); const code = moduleBuilder.build(); fs.writeFileSync( path.join( __dirname, "..", "build", "groth16_wasm.js"), ` exports.code = new Buffer("${Buffer.from(code).toString("base64")}", "base64"); exports.pq = ${moduleBuilder.modules.f1m.pq}; exports.pr = ${moduleBuilder.modules.frm.pq}; ` ); } buildWasm();