/// <summary>
/// Forces the system to refresh the device information.
/// </summary>
/// -
/// <remarks>
/// See <see cref="P:InTheHand.Net.Sockets.BluetoothDeviceInfo.DeviceName"/>
/// for one reason why this method is necessary.
/// </remarks>
public void Refresh()
{
#if WinXP
valid = false;
#endif
deviceInfo.ulClassofDevice = 0;
deviceInfo.szName = "";
_remoteVersionsInfo = null;
}
private void ReadVersionsInfo()
{
if (_remoteVersionsInfo != null)
return;
#if WinXP
bool success;
BTH_RADIO_INFO buf;
IntPtr radioHandle = BluetoothRadio.PrimaryRadio.Handle;
/*
* http://msdn.microsoft.com/en-us/library/ff536685(v=VS.85).aspx
* The IOCTL_BTH_GET_RADIO_INFO request obtains information about the specified remote radio.
* struct _BTH_RADIO_INFO { ULONGLONG lmpSupportedFeatures; USHORT mfg; USHORT lmpSubversion; UCHAR lmpVersion;
*/
/*
* e.g. BTH_RADIO_INFO v1_2, 777, Broadcom, 00000808380DFEFF.
* When no connection: INFO: IOCTL_BTH_GET_RADIO_INFO failure: 1167 = 0x48F.
* 1167 = ERROR_DEVICE_NOT_CONNECTED
*/
//var h = this.
// Windows 7 IOCTL
long bthaddr = this.DeviceAddress.ToInt64();//endian?
buf = new BTH_RADIO_INFO();
var len = Marshal.SizeOf(buf);
int bytesReturned;
success = NativeMethods.DeviceIoControl(radioHandle,
NativeMethods.MsftWin32BthIOCTL.IOCTL_BTH_GET_RADIO_INFO,
ref bthaddr, Marshal.SizeOf(bthaddr),
ref buf, len, out bytesReturned, IntPtr.Zero);
if (!success) {
var gle = Marshal.GetLastWin32Error();
var ex = new System.ComponentModel.Win32Exception();
Debug.WriteLine(string.Format(CultureInfo.InvariantCulture,
"INFO: IOCTL_BTH_GET_RADIO_INFO failure: {0} = 0x{1:X}.",
(InTheHand.Win32.Win32Error)gle, gle));
Debug.Assert(gle == ex.NativeErrorCode);
throw ex;
} else {
_remoteVersionsInfo = buf.ConvertToRadioVersions();
}
#else
LmpVersion lmpVersion; UInt16 lmpSubversion; Manufacturer mfg; LmpFeatures lmpSupportedFeatures;
int ret = NativeMethods.BthReadRemoteVersion(
this.DeviceAddress.ToByteArrayLittleEndian(),
out lmpVersion, out lmpSubversion, out mfg, out lmpSupportedFeatures);
const int ERROR_SUCCESS = 0;
if (ret == ERROR_SUCCESS) {
_remoteVersionsInfo = new RadioVersions(lmpVersion, lmpSubversion, lmpSupportedFeatures, mfg);
} else {
var gle = Marshal.GetLastWin32Error();
var ex = new System.ComponentModel.Win32Exception(ret);
Debug.WriteLine("BthReadRemoteVersion fail: " + ret + ", gle: " + gle);
Debug.Assert(ret == gle, "WAS using gle but docs say use ret. Check that are the same.");
throw ex;
}
#endif
}
/// <summary>
/// Try to get the version information from the current device.
/// </summary>
/// <param name="versions">The returned version information.</param>
/// <returns>
/// Whether this operation was successful.
/// </returns>
public bool TryGetVersions(out RadioVersions versions)
{
versions = null;
this.Refresh();
if (!this.Connected)
{
return(false);
}
versions = this.GetVersions();
return(versions != null);
}
private BTRadioInfo BuildRadioDataModel(BluetoothDeviceInfo device)
{
try {
this.log.InfoEntry("BuildRadioDataModel");
BTDeviceInfo info = new BTDeviceInfo()
{
Name = device.DeviceName,
Address = device.DeviceAddress.ToString(),
};
// Need to connect to each device to get radio info
RadioVersions devRadio = null;
if (this.Connect(info))
{
devRadio = device.GetVersions();
}
else
{
this.log.Error(9991, "NOT CONNECTED TO READ RADIO INFO");
}
if (devRadio == null)
{
this.log.Info("", "NULL Radio info");
return(new BTRadioInfo());
}
string tmp = devRadio.LmpSupportedFeatures.ToString();
string[] pieces = tmp.Split(',');
List <string> features = new List <string>(pieces.Length);
for (int i = 0; i < pieces.Length; i++)
{
features.Add(pieces[i].Replace("_", "").CamelCaseToSpaces());
}
return(new BTRadioInfo()
{
Manufacturer = devRadio.Manufacturer.ToString().CamelCaseToSpaces(),
LinkManagerProtocol = string.Format("{0} ({1})", devRadio.LmpVersion.LmpVerToString(), devRadio.LmpSubversion),
Features = features,
});
}
catch (Exception e) {
this.log.Exception(9999, "", e);
return(new BTRadioInfo());
}
finally {
// TODO - move this to the getInfo function as it takes a 1/2 second per device disconnect
this.Disconnect();
}
}
void GetInfo(ref BluetoothAddress addr)
{
BtSdkError ret;
var props = new Structs.BtSdkRemoteDevicePropertyStru();
ret = _factory.Api.Btsdk_GetRemoteDeviceProperty(_hDev, out props);
BluesoleilUtils.CheckAndThrow(ret, "Btsdk_GetRemoteDeviceProperty");
//
if ((props.mask & Structs.BtSdkRemoteDevicePropertyStru.Mask.Handle) != 0)
{
Debug.Assert(_hDev == props.dev_hdl, "hDev");
}
else
{
Debug.Fail("Handle unknown?!?");
}
if ((props.mask & Structs.BtSdkRemoteDevicePropertyStru.Mask.Address) != 0)
{
addr = BluesoleilUtils.ToBluetoothAddress(props.bd_addr);
}
if ((props.mask & Structs.BtSdkRemoteDevicePropertyStru.Mask.Class) != 0)
{
_cod = new ClassOfDevice(props.dev_class);
}
if ((props.mask & Structs.BtSdkRemoteDevicePropertyStru.Mask.Name) != 0)
{
Debug.Assert(props.name.Length == StackConsts.BTSDK_DEVNAME_LEN,
"props.name.Length: " + props.name.Length + ", BTSDK_DEVNAME_LEN: " + StackConsts.BTSDK_DEVNAME_LEN);
string name = BluesoleilUtils.FromNameString(props.name);
_cachedName = name;
}
if ((props.mask & Structs.BtSdkRemoteDevicePropertyStru.Mask.LmpInfo) != 0)
{
var fs = (LmpFeatures)BitConverter.ToInt64(props.lmp_info.lmp_feature, 0);
var v = new RadioVersions(props.lmp_info.lmp_version, props.lmp_info.lmp_subversion,
fs, props.lmp_info.manuf_name);
_versions = v;
}
//props.
}
