42 lines
1.7 KiB
TypeScript
42 lines
1.7 KiB
TypeScript
import * as core from "webcrypto-core";
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import { CryptoKey } from "../../keys";
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import { getCryptoKey, setCryptoKey } from "../storage";
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import { EdCrypto } from "./crypto";
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import { EdPrivateKey } from "./private_key";
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import { EdPublicKey } from "./public_key";
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export class EdDsaProvider extends core.EdDsaProvider {
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public async onGenerateKey(algorithm: EcKeyGenParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<CryptoKeyPair> {
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const keys = await EdCrypto.generateKey(
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{
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name: this.name,
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namedCurve: algorithm.namedCurve.replace(/^ed/i, "Ed"),
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},
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extractable,
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keyUsages);
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return {
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privateKey: setCryptoKey(keys.privateKey as CryptoKey),
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publicKey: setCryptoKey(keys.publicKey as CryptoKey),
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};
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}
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public async onSign(algorithm: EcdsaParams, key: CryptoKey, data: ArrayBuffer): Promise<ArrayBuffer> {
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return EdCrypto.sign(algorithm, getCryptoKey(key) as EdPrivateKey, new Uint8Array(data));
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}
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public async onVerify(algorithm: EcdsaParams, key: CryptoKey, signature: ArrayBuffer, data: ArrayBuffer): Promise<boolean> {
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return EdCrypto.verify(algorithm, getCryptoKey(key) as EdPublicKey, new Uint8Array(signature), new Uint8Array(data));
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}
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public async onExportKey(format: KeyFormat, key: CryptoKey): Promise<ArrayBuffer | JsonWebKey> {
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return EdCrypto.exportKey(format, getCryptoKey(key));
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}
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public async onImportKey(format: KeyFormat, keyData: ArrayBuffer | JsonWebKey, algorithm: EcKeyImportParams, extractable: boolean, keyUsages: KeyUsage[]): Promise<core.CryptoKey> {
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const key = await EdCrypto.importKey(format, keyData, { ...algorithm, name: this.name }, extractable, keyUsages);
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return setCryptoKey(key);
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}
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} |