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Read already prepared public input column #106

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merged 1 commit into from
Mar 4, 2024
Merged

Read already prepared public input column #106

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130 changes: 10 additions & 120 deletions tasks/modular-test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -60,131 +60,17 @@ function loadParamsFromFile(jsonFile: string | Buffer | URL | number) {
return params;
}

function loadFieldElement(element: string | number | bigint | boolean) {
let result = [];
if (element.isLosslessNumber) {
result.push(BigInt(element));
} else if (typeof (element) == 'string') {
result.push(BigInt(element));
} else {
for (let i in element) {
let e = loadFieldElement(element[i]);
for (let j in e) result.push(e[j]);
}
}
return result;
}

const limbs = (x: bigint, bits: number) => {
let result: BigInt[] = [];
while (bits > 0) {
result.push(x & 0xFFFFFFFFFFFFn);
x >>= 64n;
bits -= 64;
}
return result;
}

function loadCurveElement(element: string | number | bigint | boolean, bits = 256) {
let result = [];
if (element.isLosslessNumber) {
const l = limbs(BigInt(element), bits);
for (let e of l) result.push(e);
} else if (typeof (element) == 'string') {
const l = limbs(BigInt(element), bits);
for (let e of l) result.push(e);
} else {
for (let i of element) {
for (let j of loadFieldElement(i)) {
for (let e of limbs(BigInt(j), bits)) {
result.push(e);
}
}
}
}
return result;
}

function loadIntegerElement(public_input: string) {
let modulus = BigInt(28948022309329048855892746252171976963363056481941560715954676764349967630337);

let result = [];
let i = parseInt(public_input);
if (i < 0) {
result.push(modulus - BigInt(i));
} else {
result.push(BigInt(i));
}
return result;
}

function loadStringElement(public_input: { charCodeAt: (arg0: string) => any; }) {
let modulus = BigInt(28948022309329048855892746252171976963363056481941560715954676764349967630337);

let result = [];
for (let i in public_input) {
let c = public_input.charCodeAt(i);
result.push(BigInt(c));
}
return result;
}


function loadArray(public_input: { [x: string]: string | number | bigint | boolean; }) {
let result = [];

for (let i in public_input) {
let e = loadFieldElement(public_input[i]);
for (let j in e) result.push(e[j]);
}
return result;
}

function loadVector(public_input: { [x: string]: string | number | bigint | boolean; }) {
let result = [];

for (let i in public_input) {
let e = loadFieldElement(public_input[i]);
for (let j in e) {
result.push(e[j]);
}
}
return result;
}

function loadPublicInput(public_input_path: string | number | Buffer | URL) {
function loadPublicInput(public_input_path: string) {
public_input_path = path.resolve(__dirname, public_input_path)
if (fs.existsSync(public_input_path)) {
let public_input = losslessJSON.parse(fs.readFileSync(public_input_path, 'utf8'));
let public_input = fs.readFileSync(public_input_path, 'utf8').trim();
let result = [];
for (let i in public_input) {
let field = public_input[i];
for (let k in field) {
let element;
if (k == 'field') {
element = loadFieldElement(field[k]);
}
if (k == 'curve') {
element = loadCurveElement(field[k], field["bits"]);
}
if (k == 'int') {
element = loadIntegerElement(field[k]);
}
if (k == 'string') {
element = loadStringElement(field[k]);
}
if (k == 'array') {
element = loadArray(field[k]);
}
if (k == 'vector') {
element = loadVector(field[k]);
}
for (let e in element) result.push(element[e]);
}
for (let string_item of public_input.split(/\s+/)) {
result.push(BigInt(string_item))
}
return result;
} else
return [];
return null;
}

const verify_circuit_proof = async (modular_path: string, circuit: string) => {
Expand All @@ -206,7 +92,11 @@ const verify_circuit_proof = async (modular_path: string, circuit: string) => {
let proof_path = folder_path + "/proof.bin";
console.log("Verify :", proof_path);
let proof = loadProof(proof_path);
let public_input = loadPublicInput(folder_path + "/public_input.json");
let public_input = loadPublicInput(folder_path + "/public_input.inp");
if (public_input === null) {
console.log("Wrong public input format!");
return null;
}
let receipt = await (await verifier_contract.verify(proof, public_input, {gasLimit: 30_500_000})).wait();
console.log("⛽Gas used: ", receipt.gasUsed.toNumber());
console.log("Events received:");
Expand Down