iot-backend/software/flow/node_modules/engine.io/build/parser-v3/index.d.ts

96 lines
2.3 KiB
TypeScript

/// <reference types="node" />
/**
* Current protocol version.
*/
export declare const protocol = 3;
/**
* Packet types.
*/
export declare const packets: {
open: number;
close: number;
ping: number;
pong: number;
message: number;
upgrade: number;
noop: number;
};
/**
* Encodes a packet.
*
* <packet type id> [ <data> ]
*
* Example:
*
* 5hello world
* 3
* 4
*
* Binary is encoded in an identical principle
*
* @api private
*/
export declare function encodePacket(packet: any, supportsBinary: any, utf8encode: any, callback: any): any;
/**
* Encodes a packet with binary data in a base64 string
*
* @param {Object} packet, has `type` and `data`
* @return {String} base64 encoded message
*/
export declare function encodeBase64Packet(packet: any, callback: any): any;
/**
* Decodes a packet. Data also available as an ArrayBuffer if requested.
*
* @return {Object} with `type` and `data` (if any)
* @api private
*/
export declare function decodePacket(data: any, binaryType: any, utf8decode: any): {
type: string;
data: any;
} | {
type: string;
data?: undefined;
};
/**
* Decodes a packet encoded in a base64 string.
*
* @param {String} base64 encoded message
* @return {Object} with `type` and `data` (if any)
*/
export declare function decodeBase64Packet(msg: any, binaryType: any): {
type: string;
data: Buffer;
};
/**
* Encodes multiple messages (payload).
*
* <length>:data
*
* Example:
*
* 11:hello world2:hi
*
* If any contents are binary, they will be encoded as base64 strings. Base64
* encoded strings are marked with a b before the length specifier
*
* @param {Array} packets
* @api private
*/
export declare function encodePayload(packets: any, supportsBinary: any, callback: any): any;
export declare function decodePayload(data: any, binaryType: any, callback: any): any;
/**
* Encodes multiple messages (payload) as binary.
*
* <1 = binary, 0 = string><number from 0-9><number from 0-9>[...]<number
* 255><data>
*
* Example:
* 1 3 255 1 2 3, if the binary contents are interpreted as 8 bit integers
*
* @param {Array} packets
* @return {Buffer} encoded payload
* @api private
*/
export declare function encodePayloadAsBinary(packets: any, callback: any): any;
export declare function decodePayloadAsBinary(data: any, binaryType: any, callback: any): any;