import { type LeafHasher } from '../hasher/common.ts';
import { type CCIPMessage, type CCIPMessage_V1_6, CCIPVersion } from '../types.ts';
/**
 * Creates a leaf hasher for Aptos CCIP messages.
 * @param lane - Lane configuration with selectors and onRamp.
 * @returns Leaf hasher function for the specified version.
 */
export declare function getAptosLeafHasher<V extends CCIPVersion = CCIPVersion>({ sourceChainSelector, destChainSelector, onRamp, version, }: {
    sourceChainSelector: bigint;
    destChainSelector: bigint;
    onRamp: string;
    version: V;
}): LeafHasher<V>;
/**
 * Computes the leaf hash for a v1.6 Aptos CCIP message.
 * @param message - CCIP message to hash.
 * @param metadataHash - Pre-computed metadata hash for the lane.
 * @returns Keccak256 hash of the message.
 */
export declare function hashV16AptosMessage(message: CCIPMessage_V1_6 | CCIPMessage<typeof CCIPVersion.V1_6>, metadataHash: string): string;
/**
 * Computes the metadata hash for Aptos CCIP lane.
 * @param sourceChainSelector - Source chain selector.
 * @param destChainSelector - Destination chain selector.
 * @param onRamp - OnRamp address.
 * @returns Keccak256 hash of the lane metadata.
 */
export declare const hashAptosMetadata: (sourceChainSelector: bigint, destChainSelector: bigint, onRamp: string) => string;
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