import type { Logger } from 'pino';
import type { StandardSeverity } from '../scanner-common.js';
import type { ExtractedPackage } from './maven/types.js';
declare class RateLimiter {
    private tokens;
    private lastRefill;
    private readonly maxTokens;
    private readonly refillRate;
    private queue;
    private refillTimer;
    constructor(maxTokens?: number, refillRate?: number);
    private refill;
    private processQueue;
    acquire(tokens?: number): Promise<void>;
    reset(): void;
}
export declare const osvRateLimiter: RateLimiter;
export interface OSVPackage {
    name: string;
    ecosystem: string;
    purl?: string;
}
export interface OSVQueryBatch {
    queries: Array<{
        package: OSVPackage;
        version?: string;
    }>;
}
export interface OSVSeverity {
    type: string;
    score: string;
}
export interface OSVAffected {
    package: OSVPackage;
    ranges?: Array<{
        type: string;
        events: Array<{
            introduced?: string;
            fixed?: string;
        }>;
    }>;
    versions?: string[];
    database_specific?: {
        severity?: string;
    };
    ecosystem_specific?: Record<string, unknown>;
}
export interface OSVVulnerability {
    id: string;
    summary?: string;
    details?: string;
    aliases?: string[];
    modified?: string;
    published?: string;
    database_specific?: {
        severity?: string;
        cwe_ids?: string[];
    };
    severity?: OSVSeverity[];
    affected?: OSVAffected[];
    references?: Array<{
        type: string;
        url: string;
    }>;
}
export interface OSVQueryResponse {
    vulns?: OSVVulnerability[];
}
export interface OSVBatchResponse {
    results: OSVQueryResponse[];
}
export declare function extractSeverity(vuln: OSVVulnerability): StandardSeverity;
export declare function extractFixedVersion(vuln: OSVVulnerability): string | undefined;
export declare function queryOSVBatch(packages: ExtractedPackage[], logger: Logger): Promise<Map<string, OSVVulnerability[]>>;
export {};
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