/**
 * @packageDocumentation
 * @module Common-SECP256k1KeyChain
 */
import { Buffer } from "buffer/";
import * as elliptic from "elliptic";
import { StandardKeyPair, StandardKeyChain } from "./keychain";
/**
 * Class for representing a private and public keypair on the Platform Chain.
 */
export declare abstract class SECP256k1KeyPair extends StandardKeyPair {
    protected keypair: elliptic.ec.KeyPair;
    /**
     * @ignore
     */
    protected _sigFromSigBuffer: (sig: Buffer) => elliptic.ec.SignatureOptions;
    /**
     * Generates a new keypair.
     */
    generateKey: () => void;
    /**
     * Imports a private key and generates the appropriate public key.
     *
     * @param privk A {@link https://github.com/feross/buffer|Buffer} representing the private key
     *
     * @returns true on success, false on failure
     */
    importKey: (privk: Buffer) => boolean;
    /**
     * Returns the address as a {@link https://github.com/feross/buffer|Buffer}.
     *
     * @returns A {@link https://github.com/feross/buffer|Buffer} representation of the address
     */
    getAddress: () => Buffer;
    /**
     * Returns the address's string representation.
     *
     * @returns A string representation of the address
     */
    getAddressString: () => string;
    /**
     * Returns an address given a public key.
     *
     * @param pubk A {@link https://github.com/feross/buffer|Buffer} representing the public key
     *
     * @returns A {@link https://github.com/feross/buffer|Buffer} for the address of the public key.
     */
    addressFromPublicKey: (pubk: Buffer) => Buffer;
    /**
     * Returns a string representation of the private key.
     *
     * @returns A cb58 serialized string representation of the private key
     */
    getPrivateKeyString: () => string;
    /**
     * Returns the public key.
     *
     * @returns A cb58 serialized string representation of the public key
     */
    getPublicKeyString: () => string;
    /**
     * Takes a message, signs it, and returns the signature.
     *
     * @param msg The message to sign, be sure to hash first if expected
     *
     * @returns A {@link https://github.com/feross/buffer|Buffer} containing the signature
     */
    sign: (msg: Buffer) => Buffer;
    /**
     * Verifies that the private key associated with the provided public key produces the signature associated with the given message.
     *
     * @param msg The message associated with the signature
     * @param sig The signature of the signed message
     *
     * @returns True on success, false on failure
     */
    verify: (msg: Buffer, sig: Buffer) => boolean;
    /**
     * Recovers the public key of a message signer from a message and its associated signature.
     *
     * @param msg The message that's signed
     * @param sig The signature that's signed on the message
     *
     * @returns A {@link https://github.com/feross/buffer|Buffer} containing the public key of the signer
     */
    recover: (msg: Buffer, sig: Buffer) => Buffer;
    /**
     * Class for representing a private and public keypair in Avalanche PlatformVM.
     */
    constructor();
}
/**
 * Class for representing a key chain in Avalanche.
 *
 * @typeparam SECP256k1KeyPair Class extending [[StandardKeyPair]] which is used as the key in [[SECP256k1KeyChain]]
 */
export declare abstract class SECP256k1KeyChain<SECPKPClass extends SECP256k1KeyPair> extends StandardKeyChain<SECPKPClass> {
    /**
     * Makes a new key pair, returns the address.
     *
     * @returns Address of the new key pair
     */
    makeKey: () => SECPKPClass;
    addKey(newKey: SECPKPClass): void;
    /**
     * Given a private key, makes a new key pair, returns the address.
     *
     * @param privk A {@link https://github.com/feross/buffer|Buffer} or cb58 serialized string representing the private key
     *
     * @returns Address of the new key pair
     */
    importKey: (privk: Buffer | string) => SECPKPClass;
}
//# sourceMappingURL=secp256k1.d.ts.map