status-im/c-kzg-4844
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dancoffman 2022-11-04 17:00:26 -07:00
parent 8683fac75a
commit 1d1254e380
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11
bindings/node.js/dist/dts/kzg.d.ts vendored
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export declare type BLSFieldElement = Uint8Array;
export declare type KZGProof = Uint8Array;
export declare type KZGCommitment = Uint8Array;
export declare type Blob = Uint8Array;
export declare const FIELD_ELEMENTS_PER_BLOB: number;
export declare const BYTES_PER_FIELD_ELEMENT: number;
export declare function loadTrustedSetup(filePath: string): void;
export declare function freeTrustedSetup(): void;
export declare function blobToKzgCommitment(blob: Blob): KZGCommitment;
export declare function computeAggregateKzgProof(blobs: Blob[]): KZGProof;
export declare function verifyAggregateKzgProof(blobs: Blob[], expectedKzgCommitments: KZGCommitment[], kzgAggregatedProof: KZGProof): boolean;

1
bindings/node.js/dist/dts/test.d.ts vendored
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export {};

44
bindings/node.js/dist/kzg.js vendored
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'use strict';
/**
* The public interface of this module exposes the functions as specified by
* https://github.com/ethereum/consensus-specs/blob/dev/specs/eip4844/polynomial-commitments.md#kzg
*/
const kzg = require("./kzg.node");
const FIELD_ELEMENTS_PER_BLOB = kzg.FIELD_ELEMENTS_PER_BLOB;
const BYTES_PER_FIELD_ELEMENT = kzg.BYTES_PER_FIELD_ELEMENT;
// Stored as internal state
let setupHandle;
function requireSetupHandle() {
if (!setupHandle) {
throw new Error("You must call loadTrustedSetup to initialize KZG.");
}
return setupHandle;
}
function loadTrustedSetup(filePath) {
if (setupHandle) {
throw new Error("Call freeTrustedSetup before loading a new trusted setup.");
}
setupHandle = kzg.loadTrustedSetup(filePath);
}
function freeTrustedSetup() {
kzg.freeTrustedSetup(requireSetupHandle());
setupHandle = undefined;
}
function blobToKzgCommitment(blob) {
return kzg.blobToKzgCommitment(blob, requireSetupHandle());
}
function computeAggregateKzgProof(blobs) {
return kzg.computeAggregateKzgProof(blobs, requireSetupHandle());
}
function verifyAggregateKzgProof(blobs, expectedKzgCommitments, kzgAggregatedProof) {
return kzg.verifyAggregateKzgProof(blobs, expectedKzgCommitments, kzgAggregatedProof, requireSetupHandle());
}
exports.BYTES_PER_FIELD_ELEMENT = BYTES_PER_FIELD_ELEMENT;
exports.FIELD_ELEMENTS_PER_BLOB = FIELD_ELEMENTS_PER_BLOB;
exports.blobToKzgCommitment = blobToKzgCommitment;
exports.computeAggregateKzgProof = computeAggregateKzgProof;
exports.freeTrustedSetup = freeTrustedSetup;
exports.loadTrustedSetup = loadTrustedSetup;
exports.verifyAggregateKzgProof = verifyAggregateKzgProof;