/**
 * Utilities shared between the current (`expo-file-system`) and legacy
 * (`expo-file-system/legacy`) resource fetcher implementations.
 *
 * Everything in this module must stay free of `expo-file-system` imports —
 * it is pulled in by both entry points, so it can only depend on APIs that
 * exist regardless of which file-system API the consumer's SDK ships.
 */
import { ResourceSource, ResourceFetcherUtils as CoreUtils, SourceType } from 'react-native-executorch/legacy';
export declare const removeFilePrefix: typeof CoreUtils.removeFilePrefix;
export declare const hashObject: typeof CoreUtils.hashObject;
export declare const calculateDownloadProgress: typeof CoreUtils.calculateDownloadProgress;
export declare const triggerHuggingFaceDownloadCounter: typeof CoreUtils.triggerHuggingFaceDownloadCounter;
export declare const triggerDownloadEvent: typeof CoreUtils.triggerDownloadEvent;
export declare const getFilenameFromUri: typeof CoreUtils.getFilenameFromUri;
export declare function getType(source: ResourceSource): SourceType;
export declare function getFilesSizes(sources: ResourceSource[]): Promise<{
    results: {
        source: ResourceSource;
        type: SourceType;
        length: number;
        previousFilesTotalLength: number;
    }[];
    totalLength: number;
}>;
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