/**
 * High-level cryptographic operations.
 *
 * These functions use the platform-appropriate backend internally.
 * They provide the same API as the original crypto.ts, but work
 * in both Node.js and browser environments.
 */
import type { ProfileConfig } from '../profiles.js';
import { type SLHDSAKeypair, type FormattedKey } from './types.js';
/**
 * Compute a single Argon2id shard.
 */
export declare function computeShard(identityHash: Uint8Array, password: Uint8Array, shardIndex: number, generation: number, profile: ProfileConfig): Promise<Uint8Array>;
/**
 * Process all shards with controlled concurrency.
 */
export declare function processAllShards(identityHash: Uint8Array, password: Uint8Array, totalShards: number, generation: number, profileConfig: ProfileConfig, onProgress?: (current: number, total: number) => void): Promise<Uint8Array[]>;
/**
 * Mix shards into master IKM using SHA3-512.
 */
export declare function mixShards(shards: Uint8Array[], profileId: string, generation: number, factor: number, totalShards: number): Promise<Uint8Array>;
/**
 * Derive SLH-DSA seed from master IKM.
 */
export declare function deriveSLHDSASeed(masterIKM: Uint8Array): Promise<Uint8Array>;
/**
 * Derive BIP39 mnemonic entropy from master IKM.
 */
export declare function deriveMnemonicEntropy(masterIKM: Uint8Array): Promise<Uint8Array>;
/**
 * Derive Base58 password entropy from master IKM.
 */
export declare function derivePasswordEntropy(masterIKM: Uint8Array): Promise<Uint8Array>;
/**
 * Generate SLH-DSA-SHAKE-256s keypair from deterministic seed.
 */
export declare function generateSLHDSAKeypair(seed: Uint8Array): SLHDSAKeypair;
export declare function sign(message: Uint8Array, secretKey: Uint8Array): Uint8Array;
export declare function verify(signature: Uint8Array, message: Uint8Array, publicKey: Uint8Array): boolean;
/**
 * Compute fingerprint from master IKM.
 */
export declare function computeFingerprint(masterIKM: Uint8Array): Promise<string>;
/**
 * Convert entropy to BIP39 mnemonic.
 */
export declare function entropyToMnemonic(entropy: Uint8Array): string;
/**
 * Convert entropy to Base58 password using rejection sampling.
 */
export declare function entropyToBase58Password(entropy: Uint8Array): Promise<string>;
export declare function formatSecretKey(secretKey: Uint8Array, fingerprint: string, version?: string): FormattedKey;
export declare function formatPublicKey(publicKey: Uint8Array, fingerprint: string, version?: string): FormattedKey;
/**
 * Constant-time comparison for hex-encoded hashes.
 */
export declare function constantTimeHexEquals(a: string, b: string): Promise<boolean>;
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