initial commit

protocols/unreal2.js

@@ -0,0 +1,81 @@
+var async = require('async');
+
+module.exports = require('./core').extend({
+	init: function() {
+		this._super();
+		this.encoding = 'latin1';
+	},
+	run: function() {
+
+		var self = this;
+		var state = {};
+
+		async.series([
+			function(c) {
+				self.sendPacket(0,true,function(b) {
+					var reader = self.reader(b);
+					state.serverid = reader.uint(4);
+					state.ip = reader.pascal();
+					state.port = reader.uint(4);
+					state.queryport = reader.uint(4);
+					state.name = reader.pascal();
+					state.map = reader.pascal();
+					state.gametype = reader.pascal();
+					state.numplayers = reader.uint(4);
+					state.maxplayers = reader.uint(4);
+					state.ping = reader.uint(4);
+					c();
+				});
+			},
+			function(c) {
+				self.sendPacket(1,true,function(b) {
+					var reader = self.reader(b);
+					state.mutators = [];
+					state.rules = {};
+					while(!reader.done()) {
+						var key = reader.pascal();
+						var value = reader.pascal();
+						if(key == 'Mutator') state.mutators.push(value);
+						else state.rules[key] = value;
+					}
+					c();
+				});
+			},
+			function(c) {
+				self.sendPacket(2,false,function(b) {
+					var reader = self.reader(b);
+					state.players = [];
+					while(!reader.done()) {
+						var id = reader.uint(4);
+						console.log(b.slice(reader.offset()));
+						var name = reader.pascal();
+						var ping = reader.uint(4);
+						var score = reader.uint(4);
+						reader.skip(4);
+						state.players.push({
+							id: id, name: name, ping: ping, score: score
+						});
+					}
+					c();
+				});
+			},
+			function(c) {
+				self.finish(state);
+			}
+		]);
+	},
+	sendPacket: function(type,required,callback) {
+		var outbuffer = new Buffer([0x79,0,0,0,type]);
+
+		var packets = [];
+		this.udpSend(outbuffer,function(buffer) {
+			var iType = buffer.readUInt8(4);
+			if(iType != type) return;
+			packets.push(buffer.slice(5));
+		},function() {
+			if(!packets.length && required) return;
+			callback(Buffer.concat(packets));
+			return true;
+		});
+	}
+});