@lyleunderwood/streaming-zipper/dist/entry-buffer-simple.d.ts

Memory-efficient streaming ZIP creation with automatic backpressure control. Supports parallel reading + sequential writing for both Web Streams and Node.js streams with ZIP64 support.

/**
 * Simplified EntryBuffer using Node.js streams - focus on getting basic functionality working
 */
import { ZipEntry } from './zip-format.js';
import { CompressionMethod } from './compression-streams.js';
export declare enum EntryState {
    PENDING = "pending",
    READY = "ready",
    WRITING = "writing",
    COMPLETED = "completed",
    ERROR = "error"
}
export interface EntryMetadata {
    crc32: number;
    compressedSize: number;
    uncompressedSize: number;
    localHeaderOffset: number;
    compressionMethod: CompressionMethod;
}
export interface BufferedChunk {
    data: Buffer;
    offset: number;
}
/**
 * Simplified EntryBuffer using Node.js streams
 */
export declare class EntryBufferSimple {
    readonly entry: ZipEntry;
    readonly index: number;
    readonly compressionMethod: CompressionMethod;
    private state;
    private chunks;
    private metadata;
    private error;
    constructor(entry: ZipEntry, index: number, compressionMethod?: CompressionMethod);
    /**
     * Process the entry and collect all data
     */
    process(): Promise<void>;
    /**
     * Get current entry state
     */
    getState(): EntryState;
    /**
     * Check if entry is ready to be written
     */
    isReady(): boolean;
    /**
     * Read the next chunk from the buffer
     */
    readChunk(): BufferedChunk | null;
    /**
     * Get total buffered size
     */
    getBufferedSize(): number;
    /**
     * Get entry metadata
     */
    getMetadata(): EntryMetadata;
    /**
     * Set the local header offset
     */
    setLocalHeaderOffset(offset: number): void;
    /**
     * Mark entry as being written
     */
    startWriting(): void;
    /**
     * Mark entry as completed
     */
    markCompleted(): void;
    /**
     * Get total uncompressed size
     */
    getUncompressedSize(): number;
    /**
     * Get total compressed size
     */
    getCompressedSize(): number;
    /**
     * Get CRC32 checksum
     */
    getCRC32(): number;
}
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