@safe-global/protocol-kit/dist/src/utils/passkeys/extractPasskeyData.d.ts

SDK that facilitates the interaction with Safe Smart Accounts

import { PasskeyArgType, PasskeyCoordinates } from '../../types';
/**
 * Decodes a Base64-encoded ECDSA public key for React Native and extracts the x and y coordinates.
 *
 * This function handles both ASN.1 DER-encoded keys and uncompressed keys. It decodes a Base64-encoded
 * public key, checks its format, and extracts the x and y coordinates using the `@noble/curves` library.
 * The coordinates are returned as hexadecimal strings prefixed with '0x'.
 *
 * @param {string} publicKey - The Base64-encoded public key to decode.
 * @returns {PasskeyCoordinates} An object containing the x and y coordinates of the public key.
 * @throws {Error} Throws an error if the key is empty or if the coordinates cannot be extracted.
 */
export declare function decodePublicKeyForReactNative(publicKey: string): Promise<PasskeyCoordinates>;
/**
 * Decodes an ECDSA public key for the web platform and extracts the x and y coordinates.
 *
 * This function uses the Web Crypto API to import a public key in SPKI format and then
 * exports it to a JWK format to retrieve the x and y coordinates. The coordinates are
 * returned as hexadecimal strings prefixed with '0x'.
 *
 * @param {ArrayBuffer} publicKey - The public key in SPKI format to decode.
 * @returns {Promise<PasskeyCoordinates>} A promise that resolves to an object containing
 * the x and y coordinates of the public key.
 * @throws {Error} Throws an error if the key coordinates cannot be extracted.
 */
export declare function decodePublicKeyForWeb(publicKey: ArrayBuffer): Promise<PasskeyCoordinates>;
/**
 * Decodes the x and y coordinates of the public key from a created public key credential response.
 *
 * @param {AuthenticatorResponse} response
 * @returns {PasskeyCoordinates} Object containing the coordinates derived from the public key of the passkey.
 * @throws {Error} Throws an error if the coordinates could not be extracted via `p256.ProjectivePoint.fromHex`
 */
export declare function decodePublicKey(response: AuthenticatorResponse): Promise<PasskeyCoordinates>;
/**
 * Extracts and returns the passkey data (coordinates and rawId) from a given passkey Credential.
 *
 * @param {Credential} passkeyCredential - The passkey credential generated via `navigator.credentials.create()` or other method in another platforms.
 * @returns {Promise<PasskeyArgType>} A promise that resolves to an object containing the coordinates and the rawId derived from the passkey.
 * This is the important information in the Safe account context and should be stored securely as it is used to verify the passkey and to instantiate the SDK
 * as a signer (`Safe.init())
 * @throws {Error} Throws an error if the coordinates could not be extracted
 */
export declare function extractPasskeyData(passkeyCredential: Credential): Promise<PasskeyArgType>;
/**
 * Retrieves the default FCLP256 Verifier address for a given blockchain network.
 *
 * This function fetches the deployment information for the FCLP256 Verifier and
 * returns the verifier address associated with the specified chain ID. It ensures
 * that the correct version and release status are used.
 *
 * @param {string} chainId - The ID of the blockchain network to retrieve the verifier address for.
 * @returns {string} The FCLP256 Verifier address for the specified chain ID.
 * @throws {Error} Throws an error if the deployment information or address cannot be found.
 */
export declare function getDefaultFCLP256VerifierAddress(chainId: string): string;
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