import { Api } from "../2_tl.js";
import { type FileSource, type Sticker } from "../3_types.js";
import type { _UploadCommon, DownloadParams } from "./0_params.js";
import type { C } from "./1_types.js";
export interface EncryptionInformation {
    key: Uint8Array<ArrayBuffer>;
    iv: Uint8Array<ArrayBuffer>;
}
export declare class FileManager {
    #private;
    constructor(c: C);
    getProgressId(): Promise<string>;
    upload(file: FileSource, params: _UploadCommon | undefined, checkName: null | ((name: string, firstPart?: Uint8Array<ArrayBuffer>) => string), allowStream: boolean, encryptionInformation: EncryptionInformation): Promise<{
        inputEncryptedFile: Api.InputEncryptedFile;
        fileSize: number;
    }>;
    upload(file: FileSource, params?: _UploadCommon, checkName?: null | ((name: string, firstPart?: Uint8Array<ArrayBuffer>) => string), allowStream?: boolean, encryptionInformation?: undefined): Promise<Api.InputFile>;
    downloadInner(location: Api.InputFileLocation, dcId: number, params: DownloadParams | undefined): AsyncGenerator<Uint8Array<ArrayBuffer>, void, any>;
    static validateChunkSize(chunkSize: number, max: number): void;
    static validateOffset(offset: number): void;
    download(fileId: string, params?: DownloadParams): AsyncGenerator<Uint8Array<ArrayBuffer>, void, any>;
    getStickerSetName(inputStickerSet: Api.inputStickerSetID, hash?: number): Promise<string | undefined>;
    getCustomEmojiStickers(id: string | string[]): Promise<Sticker[]>;
}
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