@oddomir87/smartcard/lib/Card.js

Forked tomkp/smartcard library to increase length of APDU responses

'use strict';

function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _events = require("events");

var _hexify = _interopRequireDefault(require("hexify"));

var _ResponseApdu = _interopRequireDefault(require("./ResponseApdu"));

var _pino = _interopRequireDefault(require("pino"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

var logger = (0, _pino["default"])({
  name: 'Card'
});

var Card = /*#__PURE__*/function (_EventEmitter) {
  _inherits(Card, _EventEmitter);

  var _super = _createSuper(Card);

  function Card(device, atr, protocol) {
    var _this;

    _classCallCheck(this, Card);

    _this = _super.call(this);
    logger.debug("new Card(".concat(device, ")"));
    _this.device = device;
    _this.protocol = protocol;
    _this.atr = atr.toString('hex');
    return _this;
  }

  _createClass(Card, [{
    key: "getAtr",
    value: function getAtr() {
      return this.atr;
    }
  }, {
    key: "toString",
    value: function toString() {
      return "Card(atr:'".concat(this.atr, "')");
    }
  }, {
    key: "issueCommand",
    value: function issueCommand(commandApdu, callback) {
      var _this2 = this;

      var buffer;

      if (Array.isArray(commandApdu)) {
        buffer = new Buffer(commandApdu);
      } else if (typeof commandApdu === 'string') {
        buffer = new Buffer(_hexify["default"].toByteArray(commandApdu));
      } else if (Buffer.isBuffer(commandApdu)) {
        buffer = commandApdu;
      } else if (typeof commandApdu === 'string') {
        buffer = new Buffer(_hexify["default"].toByteArray(commandApdu));
      } else {
        buffer = commandApdu.toBuffer();
      }

      var protocol = this.protocol;
      this.emit('command-issued', {
        card: this,
        command: commandApdu
      });

      if (callback) {
        this.device.transmit(buffer, 0x102, protocol, function (err, response) {
          _this2.emit('response-received', {
            card: _this2,
            command: commandApdu,
            response: new _ResponseApdu["default"](response)
          });

          callback(err, response);
        });
      } else {
        return new Promise(function (resolve, reject) {
          _this2.device.transmit(buffer, 0xFDE8, protocol, function (err, response) {
            if (err) reject(err);else {
              _this2.emit('response-received', {
                card: _this2,
                command: commandApdu,
                response: new _ResponseApdu["default"](response)
              });

              resolve(response);
            }
          });
        });
      }
    }
  }]);

  return Card;
}(_events.EventEmitter);

var _default = Card;
exports["default"] = _default;