import type { SafetyProfile } from '../compress/types.js';
export type XzDecompressOptions = {
    signal?: AbortSignal;
    maxOutputBytes?: bigint | number;
    maxCompressionRatio?: number;
    maxDictionaryBytes?: bigint | number;
    maxBufferedInputBytes?: number;
    maxIndexRecords?: number;
    maxIndexBytes?: number;
    safetyProfile?: SafetyProfile;
};
export type XzLimitOptions = {
    maxDictionaryBytes?: bigint | number;
    maxBufferedInputBytes?: number;
    maxIndexRecords?: number;
    maxIndexBytes?: number;
    safetyProfile?: SafetyProfile;
};
export declare function createXzDecompressStream(options?: XzDecompressOptions): ReadableWritablePair<Uint8Array, Uint8Array>;
export declare function resolveXzLimits(options?: XzLimitOptions): {
    maxDictionaryBytes: bigint;
    maxBufferedInputBytes: number;
    maxIndexRecords: number;
    maxIndexBytes: number;
};
export declare function readXzDictionarySize(data: Uint8Array): number | undefined;
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