/**
 * Privacy APIs - v5.2.0
 *
 * Advanced privacy features for Solana
 */
import type { LunaHeliusClient } from '../../LunaHeliusClient';
import type { RpcResponse, StealthAddress, PrivacyScore, GraphPrivacyAnalysis, ShieldedTransactionPattern } from '../../types';
export declare class StealthAddressApi {
    private readonly _client;
    constructor(_client: LunaHeliusClient);
    /** Generate a stealth address for receiving funds privately */
    generateStealthAddress(recipientViewKey: string): Promise<RpcResponse<StealthAddress>>;
    /** Scan for incoming stealth payments */
    scanForPayments(_params: {
        viewKey: string;
        startSlot?: number;
        endSlot?: number;
    }): Promise<RpcResponse<any[]>>;
    private generateEphemeralKeypair;
    private deriveSharedSecret;
    private deriveStealthAddress;
    private computeViewTag;
}
export declare class PrivacyPoolApi {
    private readonly _client;
    constructor(_client: LunaHeliusClient);
    /** Get available privacy pools */
    getAvailablePools(): Promise<RpcResponse<any[]>>;
    /** Calculate optimal deposit strategy */
    calculateOptimalDeposit(amount: number): Promise<RpcResponse<any>>;
}
export declare class TransactionGraphPrivacyApi {
    private readonly client;
    constructor(client: LunaHeliusClient);
    /** Analyze transaction graph for privacy leaks */
    analyzeGraphPrivacy(address: string): Promise<RpcResponse<GraphPrivacyAnalysis>>;
    /** Find connected addresses through graph analysis */
    findConnectedAddresses(_address: string, _depth?: number): Promise<RpcResponse<string[]>>;
}
export declare class ShieldedPatternApi {
    private readonly client;
    constructor(client: LunaHeliusClient);
    /** Detect shielded transaction patterns */
    detectShieldedPatterns(signature: string): Promise<RpcResponse<ShieldedTransactionPattern>>;
}
export declare class PrivacyScoreEngineApi {
    private readonly client;
    constructor(client: LunaHeliusClient);
    /** Calculate comprehensive privacy score for an address */
    calculatePrivacyScore(address: string): Promise<RpcResponse<PrivacyScore>>;
    /** Get privacy recommendations */
    getPrivacyRecommendations(address: string): Promise<RpcResponse<string[]>>;
}
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