45 lines
1.1 KiB
TypeScript
45 lines
1.1 KiB
TypeScript
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import {PublicKeyType} from "@chainsafe/eth2-bls-wasm";
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import {getContext} from "./context";
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import {EMPTY_PUBLIC_KEY} from "../constants";
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import {Signature} from "./signature";
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import {bytesToHex, hexToBytes} from "../helpers/utils";
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export class PublicKey {
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readonly value: PublicKeyType;
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constructor(value: PublicKeyType) {
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this.value = value;
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}
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static fromBytes(bytes: Uint8Array): PublicKey {
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const context = getContext();
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const publicKey = new context.PublicKey();
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if (!EMPTY_PUBLIC_KEY.equals(bytes)) {
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publicKey.deserialize(bytes);
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}
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return new PublicKey(publicKey);
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}
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static fromHex(hex: string): PublicKey {
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return this.fromBytes(hexToBytes(hex));
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}
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add(other: PublicKey): PublicKey {
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const agg = new PublicKey(this.value.clone());
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agg.value.add(other.value);
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return agg;
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}
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verifyMessage(signature: Signature, messageHash: Uint8Array): boolean {
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return this.value.verify(signature.value, messageHash);
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}
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toBytes(): Buffer {
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return Buffer.from(this.value.serialize());
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}
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toHex(): string {
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return bytesToHex(this.toBytes());
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}
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}
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