/**
 * @license
 * @preserve
 *
 * KeeeX SAS Public code
 * https://keeex.me
 * Copyright 2013-2023 KeeeX All Rights Reserved.
 * 
 * These computer program listings and specifications, herein,
 * are and remain the property of KeeeX SAS. The intellectual
 * and technical concepts herein are proprietary to KeeeX SAS
 * and may be covered by EU and foreign patents,
 * patents in process, trade secrets and copyright law.
 * 
 * These listings are published as a way to provide third party
 * with the ability to process KeeeX data.
 * As such, support for public inquiries is limited.
 * They are provided "as-is", without warrany of any kind.
 * 
 * They shall not be reproduced or copied or used in whole or
 * in part as the basis for manufacture or sale of items unless
 * prior written permission is obtained from KeeeX SAS.
 * 
 * For a license agreement, please contact:
 * <mailto: contact@keeex.net>
 * 
 */
import type { ECDSA } from "@noble/curves/abstract/weierstrass.js";
/** Fields available in signatures */
export declare enum SigField {
    r = "r",
    s = "s",
    v = "v"
}
type SigFieldOrder = Array<SigField>;
/** Represent the fields in a signature for BTC/ETH */
export declare class EcSig {
    #private;
    private constructor();
    /** Takes a "recovered" format signature from `@nobles/curves` and split it into separate fields */
    static readonly fromRawSignature: (curve: ECDSA, rawSignature: Uint8Array) => EcSig;
    static readonly fromOrderedSignature: (orderedSignature: Uint8Array, fieldOrder: SigFieldOrder) => {
        ecSig: EcSig;
        compressed: boolean;
    };
    /**
     * Return the signature ordered as requested.
     *
     * @param recoveryOffset - Numeric offset to add to the V value. Used by some scheme to indicate
     * a "compressed" signature.
     */
    getOrderedSignature: (fieldOrder: SigFieldOrder, compressed: boolean) => Uint8Array;
    /** Return the signature buffer as expected by `@nobles/curves` (format "recovered") */
    getRawSignature: (curve: ECDSA) => Uint8Array;
}
export {};