content/browser/geolocation/osx_wifi.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // The remainder of this file is copied from the Gears project:
   6 // http://code.google.com/p/gears/source/browse/trunk/gears/geolocation/osx_wifi.h
   7
   8 // The contents of this file are taken from Apple80211.h from the iStumbler
   9 // project (http://www.istumbler.net). This project is released under the BSD
  10 // license with the following restrictions.
  11 //
  12 // Copyright (c) 02006, Alf Watt (alf@istumbler.net). All rights reserved.
  13 //
  14 // Redistribution and use in source and binary forms, with or without
  15 // modification, are permitted provided that the following conditions
  16 // are met:
  17 //
  18 // * Redistributions of source code must retain the above copyright
  19 //   notice, this list of conditions and the following disclaimer.
  20 //
  21 // * Redistributions in binary form must reproduce the above copyright
  22 //   notice, this list of conditions and the following disclaimer in the
  23 //   documentation and/or other materials provided with the distribution.
  24 //
  25 // * Neither the name of iStumbler nor the names of its contributors may be
  26 //   used to endorse or promote products derived from this software without
  27 //   specific prior written permission.
  28 //
  29 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  30 // IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  31 // TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  32 // PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  33 // OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  34 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  35 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  36 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  37 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  38 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  39 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  40 //
  41 // This is the reverse engineered header for the Apple80211 private framework.
  42 // The framework can be found at
  43 // /System/Library/PrivateFrameworks/Apple80211.framework.
  44
  45 #ifndef CONTENT_BROWSER_GEOLOCATION_OSX_WIFI_H_
  46 #define CONTENT_BROWSER_GEOLOCATION_OSX_WIFI_H_
  47
  48 #include <CoreFoundation/CoreFoundation.h>
  49
  50 extern "C" {
  51
  52 typedef SInt32 WIErr;
  53
  54 // A WirelessContext should be created using WirelessAttach
  55 // before any other Wireless functions are called. WirelessDetach
  56 // is used to dispose of a WirelessContext.
  57 struct WirelessContext;
  58
  59 // WirelessAttach
  60 //
  61 // This should be called before all other wireless functions.
  62 typedef WIErr (*WirelessAttachFunction)(WirelessContext** outContext,
  63                                         const UInt32);
  64
  65 // WirelessDetach
  66 //
  67 // This should be called after all other wireless functions.
  68 typedef WIErr (*WirelessDetachFunction)(WirelessContext* inContext);
  69
  70 typedef UInt16 WINetworkInfoFlags;
  71
  72 struct WirelessNetworkInfo
  73 {
  74   UInt16 channel;            // Channel for the network.
  75   SInt16 noise;              // Noise for the network. 0 for Adhoc.
  76   SInt16 signal;             // Signal strength of the network. 0 for Adhoc.
  77   UInt8 macAddress[6];       // MAC address of the wireless access point.
  78   UInt16 beaconInterval;     // Beacon interval in milliseconds
  79   WINetworkInfoFlags flags;  // Flags for the network
  80   UInt16 nameLen;
  81   SInt8 name[32];
  82 };
  83
  84 // WirelessScanSplit
  85 //
  86 // WirelessScanSplit scans for available wireless networks. It will allocate 2
  87 // CFArrays to store a list of managed and adhoc networks. The arrays hold
  88 // CFData objects which contain WirelessNetworkInfo structures.
  89 //
  90 // Note: An adhoc network created on the computer the scan is running on will
  91 // not be found. WirelessGetInfo can be used to find info about a local adhoc
  92 // network.
  93 //
  94 // If stripDups != 0 only one bases tation for each SSID will be returned.
  95 typedef WIErr (*WirelessScanSplitFunction)(WirelessContext* inContext,
  96                                            CFArrayRef* apList,
  97                                            CFArrayRef* adhocList,
  98                                            const UInt32 stripDups);
  99
 100 }  // extern "C"
 101
 102 #endif  // CONTENT_BROWSER_GEOLOCATION_OSX_WIFI_H_