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ox

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Ethereum Standard Library

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import * as Authentication from '../webauthn/Authentication.js'; import * as Authenticator from '../webauthn/Authenticator.js'; import * as Registration from '../webauthn/Registration.js'; export const createChallenge = Registration.createChallenge; /** * Creates a new WebAuthn P256 Credential, which can be stored and later used for signing. * * @example * ```ts twoslash * import { WebAuthnP256 } from 'ox' * * const credential = await WebAuthnP256.createCredential({ name: 'Example' }) // [!code focus] * // @log: { * // @log: id: 'oZ48...', * // @log: publicKey: { x: 51421...5123n, y: 12345...6789n }, * // @log: raw: PublicKeyCredential {}, * // @log: } * * const { metadata, signature } = await WebAuthnP256.sign({ * credentialId: credential.id, * challenge: '0xdeadbeef', * }) * ``` * * @param options - Credential creation options. * @returns A WebAuthn P256 credential. */ export async function createCredential(options) { return Registration.create(options); } /** * Gets the authenticator data which contains information about the * processing of an authenticator request (ie. from `WebAuthnP256.sign`). * * :::warning * * This function is mainly for testing purposes or for manually constructing * autenticator data. In most cases you will not need this function. * `authenticatorData` is typically returned as part of the * {@link ox#WebAuthnP256.(sign:function)} response (ie. an authenticator response). * * ::: * * @example * ```ts twoslash * import { WebAuthnP256 } from 'ox' * * const authenticatorData = WebAuthnP256.getAuthenticatorData({ * rpId: 'example.com', * signCount: 420, * }) * // @log: "0xa379a6f6eeafb9a55e378c118034e2751e682fab9f2d30ab13d2125586ce194705000001a4" * ``` * * @example * ### With Attested Credential Data * * Include a credential ID and public key in the authenticator data (for registration responses): * * ```ts twoslash * import { P256, WebAuthnP256 } from 'ox' * * const { publicKey } = P256.createKeyPair() * * const authenticatorData = WebAuthnP256.getAuthenticatorData({ * rpId: 'example.com', * flag: 0x41, // UP + AT * credential: { * id: new Uint8Array(32), * publicKey, * }, * }) * ``` * * @param options - Options to construct the authenticator data. * @returns The authenticator data. */ export const getAuthenticatorData = Authenticator.getAuthenticatorData; /** * Constructs the Client Data in stringified JSON format which represents client data that * was passed to `credentials.get()` in {@link ox#WebAuthnP256.(sign:function)}. * * :::warning * * This function is mainly for testing purposes or for manually constructing * client data. In most cases you will not need this function. * `clientDataJSON` is typically returned as part of the * {@link ox#WebAuthnP256.(sign:function)} response (ie. an authenticator response). * * ::: * * @example * ```ts twoslash * import { WebAuthnP256 } from 'ox' * * const clientDataJSON = WebAuthnP256.getClientDataJSON({ * challenge: '0xdeadbeef', * origin: 'https://example.com', * }) * // @log: "{"type":"webauthn.get","challenge":"3q2-7w","origin":"https://example.com","crossOrigin":false}" * ``` * * @param options - Options to construct the client data. * @returns The client data. */ export const getClientDataJSON = Authenticator.getClientDataJSON; /** * Constructs a CBOR-encoded attestation object for testing WebAuthn registration * verification. Combines the authenticator data with an attestation statement. * * :::warning * * This function is mainly for testing purposes. In production, the attestation * object is returned by the authenticator during `navigator.credentials.create()`. * * ::: * * @example * ```ts twoslash * import { P256, WebAuthnP256 } from 'ox' * * const { publicKey } = P256.createKeyPair() * * const attestationObject = WebAuthnP256.getAttestationObject({ * authData: WebAuthnP256.getAuthenticatorData({ * rpId: 'example.com', * flag: 0x41, * credential: { id: new Uint8Array(32), publicKey }, * }), * }) * ``` * * @param options - Options to construct the attestation object. * @returns The CBOR-encoded attestation object as a Hex string. */ export const getAttestationObject = Authenticator.getAttestationObject; /** * Returns the creation options for a P256 WebAuthn Credential to be used with * the Web Authentication API. * * @example * ```ts twoslash * import { WebAuthnP256 } from 'ox' * * const options = WebAuthnP256.getCredentialCreationOptions({ name: 'Example' }) * * const credential = await window.navigator.credentials.create(options) * ``` * * @param options - Options. * @returns The credential creation options. */ export const getCredentialCreationOptions = Registration.getOptions; /** * Returns the request options to sign a challenge with the Web Authentication API. * * @example * ```ts twoslash * import { WebAuthnP256 } from 'ox' * * const options = WebAuthnP256.getCredentialRequestOptions({ * challenge: '0xdeadbeef', * }) * * const credential = await window.navigator.credentials.get(options) * ``` * * @param options - Options. * @returns The credential request options. */ export const getCredentialRequestOptions = Authentication.getOptions; /** * Constructs the final digest that was signed and computed by the authenticator. This payload includes * the cryptographic `challenge`, as well as authenticator metadata (`authenticatorData` + `clientDataJSON`). * This value can be also used with raw P256 verification (such as {@link ox#P256.(verify:function)} or * {@link ox#WebCryptoP256.(verify:function)}). * * :::warning * * This function is mainly for testing purposes or for manually constructing * signing payloads. In most cases you will not need this function and * instead use {@link ox#WebAuthnP256.(sign:function)}. * * ::: * * @example * ```ts twoslash * import { WebAuthnP256, WebCryptoP256 } from 'ox' * * const { metadata, payload } = WebAuthnP256.getSignPayload({ // [!code focus] * challenge: '0xdeadbeef', // [!code focus] * }) // [!code focus] * // @log: { * // @log: metadata: { * // @log: authenticatorData: "0x49960de5880e8c687434170f6476605b8fe4aeb9a28632c7995cf3ba831d97630500000000", * // @log: challengeIndex: 23, * // @log: clientDataJSON: "{"type":"webauthn.get","challenge":"9jEFijuhEWrM4SOW-tChJbUEHEP44VcjcJ-Bqo1fTM8","origin":"http://localhost:5173","crossOrigin":false}", * // @log: typeIndex: 1, * // @log: userVerificationRequired: true, * // @log: }, * // @log: payload: "0x49960de5880e8c687434170f6476605b8fe4aeb9a28632c7995cf3ba831d9763050000000045086dcb06a5f234db625bcdc94e657f86b76b6fd3eb9c30543eabc1e577a4b0", * // @log: } * * const { publicKey, privateKey } = await WebCryptoP256.createKeyPair() * * const signature = await WebCryptoP256.sign({ * payload, * privateKey, * }) * ``` * * @param options - Options to construct the signing payload. * @returns The signing payload. */ export const getSignPayload = Authentication.getSignPayload; /** * Signs a challenge using a stored WebAuthn P256 Credential. If no Credential is provided, * a prompt will be displayed for the user to select an existing Credential * that was previously registered. * * @example * ```ts twoslash * import { WebAuthnP256 } from 'ox' * * const credential = await WebAuthnP256.createCredential({ * name: 'Example', * }) * * const { metadata, signature } = await WebAuthnP256.sign({ // [!code focus] * credentialId: credential.id, // [!code focus] * challenge: '0xdeadbeef', // [!code focus] * }) // [!code focus] * // @log: { * // @log: metadata: { * // @log: authenticatorData: '0x49960de5880e8c687434170f6476605b8fe4aeb9a28632c7995cf3ba831d97630500000000', * // @log: clientDataJSON: '{"type":"webauthn.get","challenge":"9jEFijuhEWrM4SOW-tChJbUEHEP44VcjcJ-Bqo1fTM8","origin":"http://localhost:5173","crossOrigin":false}', * // @log: challengeIndex: 23, * // @log: typeIndex: 1, * // @log: userVerificationRequired: true, * // @log: }, * // @log: signature: { r: 51231...4215n, s: 12345...6789n }, * // @log: } * ``` * * @param options - Options. * @returns The signature. */ export async function sign(options) { return Authentication.sign(options); } /** * Verifies a signature using the Credential's public key and the challenge which was signed. * * @example * ```ts twoslash * import { WebAuthnP256 } from 'ox' * * const credential = await WebAuthnP256.createCredential({ * name: 'Example', * }) * * const { metadata, signature } = await WebAuthnP256.sign({ * credentialId: credential.id, * challenge: '0xdeadbeef', * }) * * const result = await WebAuthnP256.verify({ // [!code focus] * metadata, // [!code focus] * challenge: '0xdeadbeef', // [!code focus] * publicKey: credential.publicKey, // [!code focus] * signature, // [!code focus] * }) // [!code focus] * // @log: true * ``` * * @param options - Options. * @returns Whether the signature is valid. */ export function verify(options) { return Authentication.verify(options); } //# sourceMappingURL=WebAuthnP256.js.map