var Protocol = function() { var self = this; var getInfo = function() { var info = {}; info.key = getString(); info.value = getString(); return info; }; var getHdata = function() { var paths; var count; var objs = []; var hpath = getString(); keys = getString().split(','); paths = hpath.split('/'); count = getInt(); keys = keys.map(function(key) { return key.split(':'); }); var i; for (i = 0; i < count; i++) { var tmp = {}; tmp.pointers = paths.map(function(path) { return getPointer(); }); keys.forEach(function(key) { tmp[key[0]] = runType(key[1]); }); objs.push(tmp); }; return objs; }; function getPointer() { var l = getChar(); var pointer = getSlice(l) var parsed_data = new Uint8Array(pointer); return _uiatos(parsed_data); }; var _uiatos =function(uia) { var _str = []; for (var c = 0; c < uia.length; c++) { _str[c] = String.fromCharCode(uia[c]); } return _str.join(""); }; var getInt = function() { var parsed_data = new Uint8Array(getSlice(4)); var i = ((parsed_data[0] & 0xff) << 24) | ((parsed_data[1] & 0xff) << 16) | ((parsed_data[2] & 0xff) << 8) | (parsed_data[3] & 0xff); return i; }; var getChar = function() { var parsed_data = new Uint8Array(getSlice(1)); return parsed_data[0]; }; var getString = function() { var l = getInt(); if (l > 0) { var s = getSlice(l); var parsed_data = new Uint8Array(s); return _uiatos(parsed_data); } return ""; }; var getSlice = function(length) { var slice = self.data.slice(0,length); self.data = self.data.slice(length); return slice; }; var getType = function() { var t = getSlice(3); return _uiatos(new Uint8Array(t)); }; var runType = function(type) { if (type in types) { return types[type](); } 0; }; var getHeader = function() { return { length: getInt(), compression: getChar(), } }; var getId = function() { return getString(); } var getObject = function() { var type = getType(); if (type) { return object = { type: type, content: runType(type), } } } self.parse = function() { var header = getHeader(); var id = getId(); var objects = []; var object = getObject(); while(object) { objects.push(object); object = getObject(); } console.log("Received message"); console.log(header, id, objects); return { header: header, id: id, objects: objects, } } self.setData = function (data) { self.data = data; }; function array() { var type; var count; var values; type = getType(); count = getInt(); values = []; var i; for (i = 0; i < count; i++) { values.push(runType(type)); }; return values; } var types = { chr: getChar, "int": getInt, str: getString, inf: getInfo, hda: getHdata, ptr: getPointer, lon: getPointer, tim: getPointer, buf: getString, arr: array }; //TODO: IMPLEMENT THIS STUFF // chr: this.getChar, // 'int': getInt, // hacks // hacks // htb: getHashtable, // inf: Protocol.getInfo, // inl: getInfolist, // }, }