mirror of
https://github.com/minescope/mineping.git
synced 2025-01-12 21:06:50 +03:00
docs: update references to wiki.vg
wiki.vg has been shut down and is in the process of being merged into minecraft.wiki
This commit is contained in:
parent
838ffc497a
commit
9469564736
183
lib/bedrock.js
183
lib/bedrock.js
@ -1,12 +1,12 @@
|
||||
/**
|
||||
* Implementation of the RakNet ping/pong protocol.
|
||||
* @see https://wiki.vg/Raknet_Protocol
|
||||
* @see https://minecraft.wiki/w/Minecraft_Wiki:Projects/wiki.vg_merge/Raknet_Protocol
|
||||
*/
|
||||
|
||||
'use strict';
|
||||
"use strict";
|
||||
|
||||
import dgram from 'node:dgram';
|
||||
import crypto from 'node:crypto'
|
||||
import dgram from "node:dgram";
|
||||
import crypto from "node:crypto";
|
||||
|
||||
const MAGIC = "00ffff00fefefefefdfdfdfd12345678";
|
||||
const START_TIME = new Date().getTime();
|
||||
@ -15,47 +15,51 @@ const START_TIME = new Date().getTime();
|
||||
* Creates an Unconnected Ping packet.
|
||||
* @param {number} pingId
|
||||
* @returns {Buffer}
|
||||
* @see {@link https://wiki.vg/Raknet_Protocol#Unconnected_Ping}
|
||||
* @see {@link https://minecraft.wiki/w/Minecraft_Wiki:Projects/wiki.vg_merge/Raknet_Protocol#Unconnected_Ping}
|
||||
*/
|
||||
const createUnconnectedPingFrame = (timestamp) => {
|
||||
const buffer = Buffer.alloc(33);
|
||||
buffer.writeUInt8(0x01, 0); // Packet ID
|
||||
buffer.writeBigInt64LE(BigInt(timestamp), 1); // Timestamp
|
||||
Buffer.from(MAGIC, "hex").copy(buffer, 9); // OFFLINE_MESSAGE_DATA_ID (Magic)
|
||||
Buffer.from(crypto.randomBytes(8)).copy(buffer, 25); // Client GUID
|
||||
return buffer;
|
||||
const buffer = Buffer.alloc(33);
|
||||
buffer.writeUInt8(0x01, 0); // Packet ID
|
||||
buffer.writeBigInt64LE(BigInt(timestamp), 1); // Timestamp
|
||||
Buffer.from(MAGIC, "hex").copy(buffer, 9); // OFFLINE_MESSAGE_DATA_ID (Magic)
|
||||
Buffer.from(crypto.randomBytes(8)).copy(buffer, 25); // Client GUID
|
||||
return buffer;
|
||||
};
|
||||
|
||||
/**
|
||||
* Extract Modt from Unconnected Pong Packet and convert to an object
|
||||
* @param {Buffer} unconnectedPongPacket
|
||||
* @returns {Object}
|
||||
* @see {@link https://wiki.vg/Raknet_Protocol#Unconnected_Pong}
|
||||
* @see {@link https://minecraft.wiki/w/Minecraft_Wiki:Projects/wiki.vg_merge/Raknet_Protocol#Unconnected_Pong}
|
||||
*/
|
||||
const extractModt = (unconnectedPongPacket) => {
|
||||
// Skip everything to Modt
|
||||
const offset = 33;
|
||||
const length = unconnectedPongPacket.readUInt16BE(offset);
|
||||
let modt = unconnectedPongPacket.toString("utf-8", offset + 2, offset + 2 + length);
|
||||
// Skip everything to Modt
|
||||
const offset = 33;
|
||||
const length = unconnectedPongPacket.readUInt16BE(offset);
|
||||
let modt = unconnectedPongPacket.toString(
|
||||
"utf-8",
|
||||
offset + 2,
|
||||
offset + 2 + length
|
||||
);
|
||||
|
||||
const components = modt.split(';');
|
||||
const parsedComponents = {
|
||||
edition: components[0],
|
||||
name: components[1],
|
||||
version: {
|
||||
protocolVersion: Number(components[2]),
|
||||
minecraftVersion: components[3],
|
||||
},
|
||||
players: {
|
||||
online: Number(components[4]),
|
||||
max: Number(components[5])
|
||||
},
|
||||
serverId: components[6],
|
||||
mapName: components[7],
|
||||
gameMode: components[8]
|
||||
};
|
||||
const components = modt.split(";");
|
||||
const parsedComponents = {
|
||||
edition: components[0],
|
||||
name: components[1],
|
||||
version: {
|
||||
protocolVersion: Number(components[2]),
|
||||
minecraftVersion: components[3],
|
||||
},
|
||||
players: {
|
||||
online: Number(components[4]),
|
||||
max: Number(components[5]),
|
||||
},
|
||||
serverId: components[6],
|
||||
mapName: components[7],
|
||||
gameMode: components[8],
|
||||
};
|
||||
|
||||
return parsedComponents;
|
||||
return parsedComponents;
|
||||
};
|
||||
|
||||
/**
|
||||
@ -66,63 +70,63 @@ const extractModt = (unconnectedPongPacket) => {
|
||||
* @param {number} [timeout=5000] - The timeout duration in milliseconds.
|
||||
*/
|
||||
const ping = (host, port = 19132, cb, timeout = 5000) => {
|
||||
const socket = dgram.createSocket('udp4');
|
||||
const socket = dgram.createSocket("udp4");
|
||||
|
||||
// Set manual timeout interval.
|
||||
// This ensures the connection will NEVER hang regardless of internal state
|
||||
const timeoutTask = setTimeout(() => {
|
||||
socket.emit('error', new Error('Socket timeout'));
|
||||
}, timeout);
|
||||
// Set manual timeout interval.
|
||||
// This ensures the connection will NEVER hang regardless of internal state
|
||||
const timeoutTask = setTimeout(() => {
|
||||
socket.emit("error", new Error("Socket timeout"));
|
||||
}, timeout);
|
||||
|
||||
const closeSocket = () => {
|
||||
socket.close();
|
||||
clearTimeout(timeoutTask);
|
||||
};
|
||||
const closeSocket = () => {
|
||||
socket.close();
|
||||
clearTimeout(timeoutTask);
|
||||
};
|
||||
|
||||
// Generic error handler
|
||||
// This protects multiple error callbacks given the complex socket state
|
||||
// This is mostly dangerous since it can swallow errors
|
||||
let didFireError = false;
|
||||
// Generic error handler
|
||||
// This protects multiple error callbacks given the complex socket state
|
||||
// This is mostly dangerous since it can swallow errors
|
||||
let didFireError = false;
|
||||
|
||||
/**
|
||||
* Handle any error that occurs during the ping process.
|
||||
* @param {Error} err The error that occurred.
|
||||
*/
|
||||
const handleError = (err) => {
|
||||
closeSocket();
|
||||
/**
|
||||
* Handle any error that occurs during the ping process.
|
||||
* @param {Error} err The error that occurred.
|
||||
*/
|
||||
const handleError = (err) => {
|
||||
closeSocket();
|
||||
|
||||
if (!didFireError) {
|
||||
didFireError = true;
|
||||
cb(null, err);
|
||||
}
|
||||
};
|
||||
if (!didFireError) {
|
||||
didFireError = true;
|
||||
cb(null, err);
|
||||
}
|
||||
};
|
||||
|
||||
try {
|
||||
const ping = createUnconnectedPingFrame(new Date().getTime() - START_TIME);
|
||||
socket.send(ping, 0, ping.length, port, host);
|
||||
} catch (err) {
|
||||
handleError(err);
|
||||
}
|
||||
try {
|
||||
const ping = createUnconnectedPingFrame(new Date().getTime() - START_TIME);
|
||||
socket.send(ping, 0, ping.length, port, host);
|
||||
} catch (err) {
|
||||
handleError(err);
|
||||
}
|
||||
|
||||
socket.on('message', (pongPacket) => {
|
||||
const id = pongPacket[0];
|
||||
socket.on("message", (pongPacket) => {
|
||||
const id = pongPacket[0];
|
||||
|
||||
switch (id) {
|
||||
case 0x1c: {
|
||||
const modtObject = extractModt(pongPacket);
|
||||
closeSocket();
|
||||
cb(modtObject, null);
|
||||
break;
|
||||
}
|
||||
switch (id) {
|
||||
case 0x1c: {
|
||||
const modtObject = extractModt(pongPacket);
|
||||
closeSocket();
|
||||
cb(modtObject, null);
|
||||
break;
|
||||
}
|
||||
|
||||
default: {
|
||||
handleError(new Error('Received unexpected packet'));
|
||||
break;
|
||||
}
|
||||
}
|
||||
});
|
||||
default: {
|
||||
handleError(new Error("Received unexpected packet"));
|
||||
break;
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
socket.on('error', handleError);
|
||||
socket.on("error", handleError);
|
||||
};
|
||||
|
||||
/**
|
||||
@ -133,13 +137,18 @@ const ping = (host, port = 19132, cb, timeout = 5000) => {
|
||||
* @returns {Promise<import('../types/index.js').BedrockPingResponse>}
|
||||
*/
|
||||
export const pingBedrock = (host, options = {}) => {
|
||||
if (!host) throw new Error('Host argument is not provided');
|
||||
if (!host) throw new Error("Host argument is not provided");
|
||||
|
||||
const { port = 19132, timeout = 5000 } = options;
|
||||
const { port = 19132, timeout = 5000 } = options;
|
||||
|
||||
return new Promise((resolve, reject) => {
|
||||
ping(host, port, (res, err) => {
|
||||
err ? reject(err) : resolve(res);
|
||||
}, timeout);
|
||||
});
|
||||
return new Promise((resolve, reject) => {
|
||||
ping(
|
||||
host,
|
||||
port,
|
||||
(res, err) => {
|
||||
err ? reject(err) : resolve(res);
|
||||
},
|
||||
timeout
|
||||
);
|
||||
});
|
||||
};
|
||||
|
186
lib/java.js
186
lib/java.js
@ -1,12 +1,12 @@
|
||||
/**
|
||||
* Implementation of the Java Minecraft ping protocol.
|
||||
* @see https://wiki.vg/Server_List_Ping
|
||||
* @see https://minecraft.wiki/w/Minecraft_Wiki:Projects/wiki.vg_merge/Server_List_Ping
|
||||
*/
|
||||
|
||||
'use strict';
|
||||
"use strict";
|
||||
|
||||
import net from 'node:net';
|
||||
import varint from './varint.js';
|
||||
import net from "node:net";
|
||||
import varint from "./varint.js";
|
||||
|
||||
/**
|
||||
* Ping a Minecraft Java server.
|
||||
@ -17,102 +17,108 @@ import varint from './varint.js';
|
||||
* @param {number} [protocolVersion=-1] The protocol version of the Java client.
|
||||
*/
|
||||
function ping(host, port = 25565, cb, timeout = 5000, protocolVersion = -1) {
|
||||
const socket = net.createConnection(({ host, port }));
|
||||
const socket = net.createConnection({ host, port });
|
||||
|
||||
// Set manual timeout interval.
|
||||
// This ensures the connection will NEVER hang regardless of internal state
|
||||
const timeoutTask = setTimeout(() => {
|
||||
socket.emit('error', new Error('Socket timeout'));
|
||||
}, timeout);
|
||||
// Set manual timeout interval.
|
||||
// This ensures the connection will NEVER hang regardless of internal state
|
||||
const timeoutTask = setTimeout(() => {
|
||||
socket.emit("error", new Error("Socket timeout"));
|
||||
}, timeout);
|
||||
|
||||
const closeSocket = () => {
|
||||
socket.destroy();
|
||||
clearTimeout(timeoutTask);
|
||||
};
|
||||
const closeSocket = () => {
|
||||
socket.destroy();
|
||||
clearTimeout(timeoutTask);
|
||||
};
|
||||
|
||||
// Generic error handler
|
||||
// This protects multiple error callbacks given the complex socket state
|
||||
// This is mostly dangerous since it can swallow errors
|
||||
let didFireError = false;
|
||||
// Generic error handler
|
||||
// This protects multiple error callbacks given the complex socket state
|
||||
// This is mostly dangerous since it can swallow errors
|
||||
let didFireError = false;
|
||||
|
||||
/**
|
||||
* Handle any error that occurs during the ping process.
|
||||
* @param {Error} err The error that occurred.
|
||||
*/
|
||||
const handleError = (err) => {
|
||||
closeSocket();
|
||||
/**
|
||||
* Handle any error that occurs during the ping process.
|
||||
* @param {Error} err The error that occurred.
|
||||
*/
|
||||
const handleError = (err) => {
|
||||
closeSocket();
|
||||
|
||||
if (!didFireError) {
|
||||
didFireError = true;
|
||||
cb(null, err);
|
||||
}
|
||||
};
|
||||
if (!didFireError) {
|
||||
didFireError = true;
|
||||
cb(null, err);
|
||||
}
|
||||
};
|
||||
|
||||
// #setNoDelay instantly flushes data during read/writes
|
||||
// This prevents the runtime from delaying the write at all
|
||||
socket.setNoDelay(true);
|
||||
// #setNoDelay instantly flushes data during read/writes
|
||||
// This prevents the runtime from delaying the write at all
|
||||
socket.setNoDelay(true);
|
||||
|
||||
socket.on('connect', () => {
|
||||
const handshake = varint.concat([
|
||||
varint.encodeInt(0),
|
||||
varint.encodeInt(protocolVersion),
|
||||
varint.encodeInt(host.length),
|
||||
varint.encodeString(host),
|
||||
varint.encodeUShort(port),
|
||||
varint.encodeInt(1)
|
||||
]);
|
||||
socket.on("connect", () => {
|
||||
const handshake = varint.concat([
|
||||
varint.encodeInt(0),
|
||||
varint.encodeInt(protocolVersion),
|
||||
varint.encodeInt(host.length),
|
||||
varint.encodeString(host),
|
||||
varint.encodeUShort(port),
|
||||
varint.encodeInt(1),
|
||||
]);
|
||||
|
||||
socket.write(handshake);
|
||||
socket.write(handshake);
|
||||
|
||||
const request = varint.concat([
|
||||
varint.encodeInt(0)
|
||||
]);
|
||||
const request = varint.concat([varint.encodeInt(0)]);
|
||||
|
||||
socket.write(request);
|
||||
});
|
||||
socket.write(request);
|
||||
});
|
||||
|
||||
let incomingBuffer = Buffer.alloc(0);
|
||||
let incomingBuffer = Buffer.alloc(0);
|
||||
|
||||
socket.on('data', (data) => {
|
||||
incomingBuffer = Buffer.concat([incomingBuffer, data]);
|
||||
socket.on("data", (data) => {
|
||||
incomingBuffer = Buffer.concat([incomingBuffer, data]);
|
||||
|
||||
// Wait until incomingBuffer is at least 5 bytes long to ensure it has captured the first VarInt value
|
||||
// This value is used to determine the full read length of the response
|
||||
// "VarInts are never longer than 5 bytes"
|
||||
// https://wiki.vg/Data_types#VarInt_and_VarLong
|
||||
if (incomingBuffer.length < 5) {
|
||||
return;
|
||||
}
|
||||
// Wait until incomingBuffer is at least 5 bytes long to ensure it has captured the first VarInt value
|
||||
// This value is used to determine the full read length of the response
|
||||
// "VarInts are never longer than 5 bytes"
|
||||
// https://minecraft.wiki/w/Minecraft_Wiki:Projects/wiki.vg_merge/Data_types#VarInt_and_VarLong
|
||||
if (incomingBuffer.length < 5) {
|
||||
return;
|
||||
}
|
||||
|
||||
let offset = 0;
|
||||
const packetLength = varint.decodeInt(incomingBuffer, offset);
|
||||
let offset = 0;
|
||||
const packetLength = varint.decodeInt(incomingBuffer, offset);
|
||||
|
||||
// Ensure incomingBuffer contains the full response
|
||||
if (incomingBuffer.length - offset < packetLength) {
|
||||
return;
|
||||
}
|
||||
// Ensure incomingBuffer contains the full response
|
||||
if (incomingBuffer.length - offset < packetLength) {
|
||||
return;
|
||||
}
|
||||
|
||||
const packetId = varint.decodeInt(incomingBuffer, varint.decodeLength(packetLength));
|
||||
const packetId = varint.decodeInt(
|
||||
incomingBuffer,
|
||||
varint.decodeLength(packetLength)
|
||||
);
|
||||
|
||||
if (packetId === 0) {
|
||||
const data = incomingBuffer.subarray(varint.decodeLength(packetLength) + varint.decodeLength(packetId));
|
||||
const responseLength = varint.decodeInt(data, 0);
|
||||
const response = data.subarray(varint.decodeLength(responseLength), varint.decodeLength(responseLength) + responseLength);
|
||||
if (packetId === 0) {
|
||||
const data = incomingBuffer.subarray(
|
||||
varint.decodeLength(packetLength) + varint.decodeLength(packetId)
|
||||
);
|
||||
const responseLength = varint.decodeInt(data, 0);
|
||||
const response = data.subarray(
|
||||
varint.decodeLength(responseLength),
|
||||
varint.decodeLength(responseLength) + responseLength
|
||||
);
|
||||
|
||||
try {
|
||||
const message = JSON.parse(response);
|
||||
try {
|
||||
const message = JSON.parse(response);
|
||||
|
||||
closeSocket();
|
||||
cb(message, null);
|
||||
} catch (err) {
|
||||
handleError(err);
|
||||
}
|
||||
} else {
|
||||
handleError(new Error('Received unexpected packet'));
|
||||
}
|
||||
});
|
||||
closeSocket();
|
||||
cb(message, null);
|
||||
} catch (err) {
|
||||
handleError(err);
|
||||
}
|
||||
} else {
|
||||
handleError(new Error("Received unexpected packet"));
|
||||
}
|
||||
});
|
||||
|
||||
socket.on('error', handleError);
|
||||
socket.on("error", handleError);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -123,13 +129,19 @@ function ping(host, port = 25565, cb, timeout = 5000, protocolVersion = -1) {
|
||||
* @returns {Promise<import('../types/index.js').JavaPingResponse>}
|
||||
*/
|
||||
export function pingJava(host, options = {}) {
|
||||
if (!host) throw new Error('Host argument is not provided');
|
||||
if (!host) throw new Error("Host argument is not provided");
|
||||
|
||||
const { port = 25565, timeout = 5000, protocolVersion = -1 } = options;
|
||||
const { port = 25565, timeout = 5000, protocolVersion = -1 } = options;
|
||||
|
||||
return new Promise((resolve, reject) => {
|
||||
ping(host, port, (res, err) => {
|
||||
err ? reject(err) : resolve(res);
|
||||
}, timeout, protocolVersion);
|
||||
});
|
||||
return new Promise((resolve, reject) => {
|
||||
ping(
|
||||
host,
|
||||
port,
|
||||
(res, err) => {
|
||||
err ? reject(err) : resolve(res);
|
||||
},
|
||||
timeout,
|
||||
protocolVersion
|
||||
);
|
||||
});
|
||||
}
|
||||
|
208
lib/varint.js
208
lib/varint.js
@ -1,127 +1,131 @@
|
||||
// https://wiki.vg/Data_types
|
||||
// https://minecraft.wiki/w/Minecraft_Wiki:Projects/wiki.vg_merge/Protocol#Data_types
|
||||
|
||||
/**
|
||||
* A utility object for encoding and decoding varints.
|
||||
*/
|
||||
const varint = {
|
||||
/**
|
||||
* Encodes an integer value into a varint byte buffer.
|
||||
* @param {number} val - The integer value to encode.
|
||||
* @returns {Buffer}
|
||||
*/
|
||||
encodeInt: (val) => {
|
||||
// "constInts are never longer than 5 bytes"
|
||||
// https://wiki.vg/Data_types#constInt_and_constLong
|
||||
const buf = Buffer.alloc(5);
|
||||
let written = 0;
|
||||
/**
|
||||
* Encodes an integer value into a varint byte buffer.
|
||||
* @param {number} val - The integer value to encode.
|
||||
* @returns {Buffer}
|
||||
*/
|
||||
encodeInt: (val) => {
|
||||
// "VarInts are never longer than 5 bytes"
|
||||
// https://minecraft.wiki/w/Minecraft_Wiki:Projects/wiki.vg_merge/Data_types#VarInt_and_VarLong
|
||||
const buf = Buffer.alloc(5);
|
||||
let written = 0;
|
||||
|
||||
while (true) {
|
||||
const byte = val & 0x7F;
|
||||
val >>>= 7;
|
||||
while (true) {
|
||||
const byte = val & 0x7f;
|
||||
val >>>= 7;
|
||||
|
||||
if (val === 0) {
|
||||
buf.writeUInt8(byte, written++);
|
||||
break;
|
||||
}
|
||||
if (val === 0) {
|
||||
buf.writeUInt8(byte, written++);
|
||||
break;
|
||||
}
|
||||
|
||||
buf.writeUInt8(byte | 0x80, written++);
|
||||
}
|
||||
buf.writeUInt8(byte | 0x80, written++);
|
||||
}
|
||||
|
||||
return buf.slice(0, written);
|
||||
},
|
||||
return buf.slice(0, written);
|
||||
},
|
||||
|
||||
/**
|
||||
* Encodes a string value into a UTF-8 byte buffer.
|
||||
* @param {string} val - The string value to encode.
|
||||
* @returns {Buffer}
|
||||
*/
|
||||
encodeString: (val) => {
|
||||
return Buffer.from(val, 'utf-8');
|
||||
},
|
||||
/**
|
||||
* Encodes a string value into a UTF-8 byte buffer.
|
||||
* @param {string} val - The string value to encode.
|
||||
* @returns {Buffer}
|
||||
*/
|
||||
encodeString: (val) => {
|
||||
return Buffer.from(val, "utf-8");
|
||||
},
|
||||
|
||||
/**
|
||||
* Encodes an unsigned short value into a byte buffer.
|
||||
* @param {number} val - The unsigned short value to encode.
|
||||
* @returns {Buffer}
|
||||
*/
|
||||
encodeUShort: (val) => {
|
||||
return Buffer.from([val >> 8, val & 0xFF]);
|
||||
},
|
||||
/**
|
||||
* Encodes an unsigned short value into a byte buffer.
|
||||
* @param {number} val - The unsigned short value to encode.
|
||||
* @returns {Buffer}
|
||||
*/
|
||||
encodeUShort: (val) => {
|
||||
return Buffer.from([val >> 8, val & 0xff]);
|
||||
},
|
||||
|
||||
/**
|
||||
* Concatenates multiple byte buffers into a single byte buffer.
|
||||
* @param {Buffer[]} chunks - An array of byte buffers to concatenate.
|
||||
* @returns {Buffer}
|
||||
*/
|
||||
concat: (chunks) => {
|
||||
let length = 0;
|
||||
/**
|
||||
* Concatenates multiple byte buffers into a single byte buffer.
|
||||
* @param {Buffer[]} chunks - An array of byte buffers to concatenate.
|
||||
* @returns {Buffer}
|
||||
*/
|
||||
concat: (chunks) => {
|
||||
let length = 0;
|
||||
|
||||
for (const chunk of chunks) {
|
||||
length += chunk.length;
|
||||
}
|
||||
for (const chunk of chunks) {
|
||||
length += chunk.length;
|
||||
}
|
||||
|
||||
const buffer = [
|
||||
varint.encodeInt(length),
|
||||
...chunks
|
||||
];
|
||||
const buffer = [varint.encodeInt(length), ...chunks];
|
||||
|
||||
return Buffer.concat(buffer);
|
||||
},
|
||||
return Buffer.concat(buffer);
|
||||
},
|
||||
|
||||
/**
|
||||
* Decodes a varint integer value from a byte buffer.
|
||||
* @param {Buffer} buffer - The byte buffer to decode from.
|
||||
* @param {number} offset - The offset in the buffer to start decoding from.
|
||||
* @returns {number}
|
||||
*/
|
||||
decodeInt: (buffer, offset) => {
|
||||
let val = 0;
|
||||
let count = 0;
|
||||
/**
|
||||
* Decodes a varint integer value from a byte buffer.
|
||||
* @param {Buffer} buffer - The byte buffer to decode from.
|
||||
* @param {number} offset - The offset in the buffer to start decoding from.
|
||||
* @returns {number}
|
||||
*/
|
||||
decodeInt: (buffer, offset) => {
|
||||
let val = 0;
|
||||
let count = 0;
|
||||
|
||||
while (true) {
|
||||
const byte = buffer.readUInt8(offset++);
|
||||
while (true) {
|
||||
const byte = buffer.readUInt8(offset++);
|
||||
|
||||
val |= (byte & 0x7F) << count++ * 7;
|
||||
val |= (byte & 0x7f) << (count++ * 7);
|
||||
|
||||
if ((byte & 0x80) !== 0x80) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
if ((byte & 0x80) !== 0x80) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return val;
|
||||
},
|
||||
return val;
|
||||
},
|
||||
|
||||
/**
|
||||
* Calculates the number of bytes required to decode a varint integer value.
|
||||
* @param {number} val - The varint integer value.
|
||||
* @returns {5 | 7 | 8 | 1 | 2 | 3 | 4 | 6 | 9 | 10}
|
||||
*/
|
||||
decodeLength: (val) => {
|
||||
// Constants representing the powers of 2 used for comparison
|
||||
const N1 = Math.pow(2, 7);
|
||||
const N2 = Math.pow(2, 14);
|
||||
const N3 = Math.pow(2, 21);
|
||||
const N4 = Math.pow(2, 28);
|
||||
const N5 = Math.pow(2, 35);
|
||||
const N6 = Math.pow(2, 42);
|
||||
const N7 = Math.pow(2, 49);
|
||||
const N8 = Math.pow(2, 56);
|
||||
const N9 = Math.pow(2, 63);
|
||||
/**
|
||||
* Calculates the number of bytes required to decode a varint integer value.
|
||||
* @param {number} val - The varint integer value.
|
||||
* @returns {5 | 7 | 8 | 1 | 2 | 3 | 4 | 6 | 9 | 10}
|
||||
*/
|
||||
decodeLength: (val) => {
|
||||
// Constants representing the powers of 2 used for comparison
|
||||
const N1 = Math.pow(2, 7);
|
||||
const N2 = Math.pow(2, 14);
|
||||
const N3 = Math.pow(2, 21);
|
||||
const N4 = Math.pow(2, 28);
|
||||
const N5 = Math.pow(2, 35);
|
||||
const N6 = Math.pow(2, 42);
|
||||
const N7 = Math.pow(2, 49);
|
||||
const N8 = Math.pow(2, 56);
|
||||
const N9 = Math.pow(2, 63);
|
||||
|
||||
// Return the number of bytes required based on the value
|
||||
return (
|
||||
val < N1 ? 1
|
||||
: val < N2 ? 2
|
||||
: val < N3 ? 3
|
||||
: val < N4 ? 4
|
||||
: val < N5 ? 5
|
||||
: val < N6 ? 6
|
||||
: val < N7 ? 7
|
||||
: val < N8 ? 8
|
||||
: val < N9 ? 9
|
||||
: 10
|
||||
);
|
||||
}
|
||||
// Return the number of bytes required based on the value
|
||||
return val < N1
|
||||
? 1
|
||||
: val < N2
|
||||
? 2
|
||||
: val < N3
|
||||
? 3
|
||||
: val < N4
|
||||
? 4
|
||||
: val < N5
|
||||
? 5
|
||||
: val < N6
|
||||
? 6
|
||||
: val < N7
|
||||
? 7
|
||||
: val < N8
|
||||
? 8
|
||||
: val < N9
|
||||
? 9
|
||||
: 10;
|
||||
},
|
||||
};
|
||||
|
||||
export default varint;
|
||||
|
62
types/lib/java.d.ts
vendored
62
types/lib/java.d.ts
vendored
@ -4,49 +4,49 @@
|
||||
* @param protocolVersion The protocol version.
|
||||
*/
|
||||
export type JavaPingOptions = {
|
||||
port?: number | undefined,
|
||||
timeout?: number | undefined,
|
||||
protocolVersion?: number | undefined;
|
||||
port?: number | undefined;
|
||||
timeout?: number | undefined;
|
||||
protocolVersion?: number | undefined;
|
||||
};
|
||||
|
||||
/**
|
||||
* JSON format chat component used for description field.
|
||||
* @see https://wiki.vg/Chat
|
||||
* @see https://minecraft.wiki/w/Minecraft_Wiki:Projects/wiki.vg_merge/Chat
|
||||
*/
|
||||
export type ChatComponent = {
|
||||
text: string;
|
||||
bold?: boolean;
|
||||
italic?: boolean;
|
||||
underlined?: boolean;
|
||||
strikethrough?: boolean;
|
||||
obfuscated?: boolean;
|
||||
color?: string;
|
||||
extra?: ChatComponent[];
|
||||
text: string;
|
||||
bold?: boolean;
|
||||
italic?: boolean;
|
||||
underlined?: boolean;
|
||||
strikethrough?: boolean;
|
||||
obfuscated?: boolean;
|
||||
color?: string;
|
||||
extra?: ChatComponent[];
|
||||
};
|
||||
|
||||
export type SampleProp = {
|
||||
name: string,
|
||||
id: string;
|
||||
name: string;
|
||||
id: string;
|
||||
};
|
||||
|
||||
/**
|
||||
* `JSON Response` field of Response packet.
|
||||
* @see https://wiki.vg/Server_List_Ping#Response
|
||||
* @see https://minecraft.wiki/w/Minecraft_Wiki:Projects/wiki.vg_merge/Server_List_Ping#Status_Response
|
||||
*/
|
||||
export type JavaPingResponse = {
|
||||
version: {
|
||||
name: string;
|
||||
protocol: number;
|
||||
};
|
||||
players: {
|
||||
max: number;
|
||||
online: number;
|
||||
sample?: SampleProp[];
|
||||
};
|
||||
description: string | ChatComponent;
|
||||
favicon?: string;
|
||||
enforcesSecureChat?: boolean;
|
||||
previewsChat?: boolean;
|
||||
version: {
|
||||
name: string;
|
||||
protocol: number;
|
||||
};
|
||||
players: {
|
||||
max: number;
|
||||
online: number;
|
||||
sample?: SampleProp[];
|
||||
};
|
||||
description: string | ChatComponent;
|
||||
favicon?: string;
|
||||
enforcesSecureChat?: boolean;
|
||||
previewsChat?: boolean;
|
||||
};
|
||||
|
||||
/**
|
||||
@ -76,5 +76,7 @@ export type JavaPingResponse = {
|
||||
* ```
|
||||
* @see [source](https://github.com/minescope/mineping/blob/915edbec9c9ad811459458600af3531ec0836911/lib/java.js#L117)
|
||||
*/
|
||||
export function pingJava(host: string, options?: JavaPingOptions): Promise<JavaPingResponse>;
|
||||
|
||||
export function pingJava(
|
||||
host: string,
|
||||
options?: JavaPingOptions
|
||||
): Promise<JavaPingResponse>;
|
||||
|
Loading…
Reference in New Issue
Block a user