export function uploadFileToCOSByPlatform(fileData: any, getAccessInfo: any, appChanneId: any, baseUrl: any): Promise<any>;
export function readFileWithArrayBuffer(filePathOrData: any): Promise<any>;
export function fetchAccessInfo(baseUrl: any, appChanneId: any): Promise<any>;
export function doUploadMetadata(putData: any, baseUrl: any): Promise<any>;
/**
 * 获取文件的 MD5
 * @param file File对象
 * @returns Promise<string> md5字符串
 */
export function getFileMd5(file: any): Promise<any>;
export function generateMd5FromUUID(): any;
export function formatFileSize(sizeInBytes: any): string;
export function generateUUID(): string;