text: /* Copyright 2016-present Samsung Electronics Co., Ltd. and other contributors
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  /* Copyright (C) 2015 Sandeep Mistry sandeep.mistry@gmail.com
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   */
  
  var debug = console.log; //requir('debug')('acl-att-stream');
  
  var events = require('events');
  var util = require('util');
  
  var crypto = require('ble_hci_socket_crypto');
  var Smp = require('ble_hci_socket_smp');
  
  var AclStream = function(hci, handle, localAddressType, localAddress, remoteAddressType, remoteAddress) {
    this._hci = hci;
    this._handle = handle;
    this.encypted = false;
  
    this._smp = new Smp(this, localAddressType, localAddress, remoteAddressType, remoteAddress);
  };
  
  util.inherits(AclStream, events.EventEmitter);
  
  
  AclStream.prototype.write = function(cid, data) {
    this._hci.writeAclDataPkt(this._handle, cid, data);
  };
  
  AclStream.prototype.push = function(cid, data) {
    if (data) {
      this.emit('data', cid, data);
    } else {
      this.emit('end');
    }
  };
  
  AclStream.prototype.pushEncrypt = function(encrypt) {
    this.encrypted = encrypt ? true : false;
  
    this.emit('encryptChange', this.encrypted);
  };
  
  AclStream.prototype.pushLtkNegReply = function() {
    this.emit('ltkNegReply');
  };
  
  module.exports = AclStream;
  