mirror of
https://github.com/tribufu/node-gamedig
synced 2026-05-18 09:35:50 +00:00
Upgrade syntax of everything to more modern javascript
This commit is contained in:
mmorrison
parent
f8d903b982
commit
69288baebc
43 changed files with 1499 additions and 1521 deletions
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@ -1,58 +1,53 @@
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var async = require('async');
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module.exports = require('./core').extend({
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init: function() {
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this._super();
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class Ventrilo extends require('./core') {
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constructor() {
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super();
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this.byteorder = 'be';
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},
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run: function(state) {
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var self = this;
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this.sendCommand(2,'',function(data) {
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}
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run(state) {
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this.sendCommand(2,'',(data) => {
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state.raw = splitFields(data.toString());
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state.raw.CLIENTS.forEach(function(client) {
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for (const client of state.raw.CLIENTS) {
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client.name = client.NAME;
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delete client.NAME;
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client.ping = parseInt(client.PING);
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delete client.PING;
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state.players.push(client);
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});
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}
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delete state.raw.CLIENTS;
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if('NAME' in state.raw) state.name = state.raw.NAME;
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if('MAXCLIENTS' in state.raw) state.maxplayers = state.raw.MAXCLIENTS;
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if(self.trueTest(state.raw.AUTH)) state.password = true;
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self.finish(state);
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if(this.trueTest(state.raw.AUTH)) state.password = true;
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this.finish(state);
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});
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},
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sendCommand: function(cmd,password,c) {
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var self = this;
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var body = new Buffer(16);
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}
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sendCommand(cmd,password,c) {
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const body = Buffer.alloc(16);
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body.write(password,0,15,'utf8');
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var encrypted = encrypt(cmd,body);
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const encrypted = encrypt(cmd,body);
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var packets = {};
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this.udpSend(encrypted, function(buffer) {
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const packets = {};
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this.udpSend(encrypted, (buffer) => {
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if(buffer.length < 20) return;
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var data = decrypt(buffer);
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const data = decrypt(buffer);
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if(data.zero != 0) return;
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if(data.zero !== 0) return;
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packets[data.packetNum] = data.body;
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if(Object.keys(packets).length != data.packetTotal) return;
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var out = [];
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for(var i = 0; i < data.packetTotal; i++) {
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if(!(i in packets)) return self.fatal('Missing packet #'+i);
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if(Object.keys(packets).length !== data.packetTotal) return;
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const out = [];
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for(let i = 0; i < data.packetTotal; i++) {
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if(!(i in packets)) return this.fatal('Missing packet #'+i);
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out.push(packets[i]);
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}
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c(Buffer.concat(out));
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return true;
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});
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}
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});
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}
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function splitFields(str,subMode) {
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var splitter,delim;
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let splitter,delim;
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if(subMode) {
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splitter = '=';
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delim = ',';
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@ -61,21 +56,21 @@ function splitFields(str,subMode) {
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delim = '\n';
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}
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var split = str.split(delim);
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var out = {};
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const split = str.split(delim);
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const out = {};
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if(!subMode) {
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out.CHANNELS = [];
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out.CLIENTS = [];
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}
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split.forEach(function(one) {
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var equal = one.indexOf(splitter);
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var key = equal == -1 ? one : one.substr(0,equal);
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if(!key || key == '\0') return;
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var value = equal == -1 ? '' : one.substr(equal+splitter.length);
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if(!subMode && key == 'CHANNEL') out.CHANNELS.push(splitFields(value,true));
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else if(!subMode && key == 'CLIENT') out.CLIENTS.push(splitFields(value,true));
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for (const one of split) {
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const equal = one.indexOf(splitter);
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const key = equal === -1 ? one : one.substr(0,equal);
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if(!key || key === '\0') continue;
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const value = equal === -1 ? '' : one.substr(equal+splitter.length);
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if(!subMode && key === 'CHANNEL') out.CHANNELS.push(splitFields(value,true));
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else if(!subMode && key === 'CLIENT') out.CLIENTS.push(splitFields(value,true));
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else out[key] = value;
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});
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}
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return out;
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}
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@ -84,8 +79,8 @@ function randInt(min,max) {
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}
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function crc(body) {
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var crc = 0;
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for(var i = 0; i < body.length; i++) {
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let crc = 0;
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for(let i = 0; i < body.length; i++) {
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crc = crc_table[crc>>8] ^ body.readUInt8(i) ^ (crc<<8);
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crc &= 0xffff;
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}
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@ -93,12 +88,12 @@ function crc(body) {
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}
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function encrypt(cmd,body) {
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var headerKeyStart = randInt(0,0xff);
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var headerKeyAdd = randInt(1,0xff);
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var bodyKeyStart = randInt(0,0xff);
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var bodyKeyAdd = randInt(1,0xff);
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const headerKeyStart = randInt(0,0xff);
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const headerKeyAdd = randInt(1,0xff);
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const bodyKeyStart = randInt(0,0xff);
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const bodyKeyAdd = randInt(1,0xff);
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var header = new Buffer(20);
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const header = Buffer.alloc(20);
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header.writeUInt8(headerKeyStart,0);
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header.writeUInt8(headerKeyAdd,1);
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header.writeUInt16BE(cmd,4);
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@ -110,9 +105,9 @@ function encrypt(cmd,body) {
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header.writeUInt8(bodyKeyAdd,17);
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header.writeUInt16BE(crc(body),18);
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var offset = headerKeyStart;
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for(var i = 2; i < header.length; i++) {
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var val = header.readUInt8(i);
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let offset = headerKeyStart;
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for(let i = 2; i < header.length; i++) {
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let val = header.readUInt8(i);
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val += code_head.charCodeAt(offset) + ((i-2) % 5);
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val = val & 0xff;
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header.writeUInt8(val,i);
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@ -120,8 +115,8 @@ function encrypt(cmd,body) {
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}
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offset = bodyKeyStart;
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for(var i = 0; i < body.length; i++) {
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var val = body.readUInt8(i);
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for(let i = 0; i < body.length; i++) {
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let val = body.readUInt8(i);
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val += code_body.charCodeAt(offset) + (i % 72);
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val = val & 0xff;
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body.writeUInt8(val,i);
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@ -131,25 +126,25 @@ function encrypt(cmd,body) {
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return Buffer.concat([header,body]);
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}
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function decrypt(data) {
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var header = data.slice(0,20);
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var body = data.slice(20);
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var headerKeyStart = header.readUInt8(0);
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var headerKeyAdd = header.readUInt8(1);
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const header = data.slice(0,20);
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const body = data.slice(20);
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const headerKeyStart = header.readUInt8(0);
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const headerKeyAdd = header.readUInt8(1);
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var offset = headerKeyStart;
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for(var i = 2; i < header.length; i++) {
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var val = header.readUInt8(i);
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let offset = headerKeyStart;
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for(let i = 2; i < header.length; i++) {
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let val = header.readUInt8(i);
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val -= code_head.charCodeAt(offset) + ((i-2) % 5);
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val = val & 0xff;
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header.writeUInt8(val,i);
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offset = (offset+headerKeyAdd) & 0xff;
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}
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var bodyKeyStart = header.readUInt8(16);
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var bodyKeyAdd = header.readUInt8(17);
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const bodyKeyStart = header.readUInt8(16);
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const bodyKeyAdd = header.readUInt8(17);
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offset = bodyKeyStart;
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for(var i = 0; i < body.length; i++) {
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var val = body.readUInt8(i);
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for(let i = 0; i < body.length; i++) {
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let val = body.readUInt8(i);
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val -= code_body.charCodeAt(offset) + (i % 72);
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val = val & 0xff;
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body.writeUInt8(val,i);
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@ -168,7 +163,7 @@ function decrypt(data) {
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};
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}
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var code_head =
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const code_head =
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'\x80\xe5\x0e\x38\xba\x63\x4c\x99\x88\x63\x4c\xd6\x54\xb8\x65\x7e'+
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'\xbf\x8a\xf0\x17\x8a\xaa\x4d\x0f\xb7\x23\x27\xf6\xeb\x12\xf8\xea'+
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'\x17\xb7\xcf\x52\x57\xcb\x51\xcf\x1b\x14\xfd\x6f\x84\x38\xb5\x24'+
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@ -186,7 +181,7 @@ var code_head =
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'\xb6\xac\x77\xc4\xbf\x59\x5e\x80\x74\xbb\xf2\xde\x57\x62\x4c\x1a'+
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'\xff\x95\x6d\xc7\x04\xa2\x3b\xc4\x1b\x72\xc7\x6c\x82\x60\xd1\x0d';
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var code_body =
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const code_body =
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'\x82\x8b\x7f\x68\x90\xe0\x44\x09\x19\x3b\x8e\x5f\xc2\x82\x38\x23'+
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'\x6d\xdb\x62\x49\x52\x6e\x21\xdf\x51\x6c\x76\x37\x86\x50\x7d\x48'+
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'\x1f\x65\xe7\x52\x6a\x88\xaa\xc1\x32\x2f\xf7\x54\x4c\xaa\x6d\x7e'+
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@ -204,7 +199,7 @@ var code_body =
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'\x52\x23\xa7\x20\xd2\xd7\x28\x07\x23\x14\x24\x3d\x45\xa5\xc7\x90'+
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'\xdb\x77\xdd\xea\x38\x59\x89\x32\xbc\x00\x3a\x6d\x61\x4e\xdb\x29';
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var crc_table = [
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const crc_table = [
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0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7,
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0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef,
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0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6,
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@ -238,3 +233,5 @@ var crc_table = [
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0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8,
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0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0
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];
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module.exports = Ventrilo;
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