/// <summary>
/// Sets wireless settings associated with a given
/// interface and AP. This version of the method is
/// designed for the case where *all* of the options
/// are going to be set, where no initial configuration
/// exists at all.
/// </summary>
/// <param name="SSID">Target SSID to connect</param>
/// <param name="bInfrastructure">Is infrastructure</param>
/// <param name="Key">binary wep key - 5 or 13 bytes</param>
/// <param name="authMode">Authentication mode for the connection</param>
/// <returns>true if succeeded</returns>
public bool SetWirelessSettingsEx(string SSID, bool bInfrastructure,
byte[] Key, AuthenticationMode authMode)
{
// Unlike the other SetWirelessSettings versions,
// we *don't* get the current configuration here;
// our parameters will set that.
uint uret;
WZC_WLAN_CONFIG thisConfig;
thisConfig = new WZC_WLAN_CONFIG();
// Set the length.
thisConfig.Length = thisConfig.Data.Length;
// Set the MAC address.
thisConfig.MACAddr = this.MacAddress;
// Set the SSID.
thisConfig.SSID = SSID;
// Proceed with configuration.
byte [] arrKey = null;
if ( Key != null )
{
arrKey = Key.Clone() as byte[];
thisConfig.KeyLength = arrKey.Length;
thisConfig.CtlFlags |= WZCCTL.WZCCTL_WEPK_PRESENT | WZCCTL.WZCCTL_WEPK_XFORMAT;
if ( arrKey.Length == 10 )
thisConfig.CtlFlags |= WZCCTL.WZCCTL_WEPK_40BLEN;
byte[] chFakeKeyMaterial = new byte[]{0x56, 0x09, 0x08, 0x98, 0x4D, 0x08, 0x11, 0x66, 0x42, 0x03, 0x01, 0x67, 0x66};
for( int i = 0; i < arrKey.Length; i ++ )
arrKey[i] ^= chFakeKeyMaterial[(7*i)%13];
thisConfig.KeyMaterial = arrKey;
}
else
{
thisConfig.KeyLength = 0;
}
thisConfig.AuthenticationMode = authMode;
// ???? do the right thing, based on the mode.
// If we have no key, we should probably set this to WEP Off.
thisConfig.Privacy = ( thisConfig.KeyLength > 0 )? WEPStatus.Ndis802_11WEPEnabled : WEPStatus.Ndis802_11WEPDisabled;
thisConfig.InfrastructureMode = bInfrastructure? InfrastructureMode.Infrastructure: InfrastructureMode.AdHoc;
byte [] FullConfig = new byte[thisConfig.Data.Length + 8 ];
FullConfig[0] = 1;
thisConfig.Data.CopyTo(FullConfig, 8);
RAW_DATA dt = new RAW_DATA(FullConfig);
// Create the entry that will be passed to WZCSetInterface.
INTF_ENTRY entry = new INTF_ENTRY();
entry.Guid = this.Name;
entry.rdStSSIDList = dt;
uret = WZCPInvokes.WZCSetInterface(null, INTFFlags.INTF_PREFLIST, ref entry, null);
if ( uret > 0 )
throw new AdapterException(uret, "WZCSetInterface");
entry.Dispose();
return true;
}
WZCPassword2Key( WZC_WLAN_CONFIG pwzcConfig, string cszPassword);
/// <summary>
/// Modifies wireless settings associated with a given interface and AP
/// </summary>
/// <param name="SSID">Target SSID to connect</param>
/// <param name="bInfrastructure">Is infrastructure</param>
/// <param name="Key">binary wep key - 5 or 13 bytes</param>
/// <returns>true if succeeded</returns>
public bool SetWirelessSettings(string SSID, bool bInfrastructure, byte[] Key)
{
// First, we need to get an INTF_ENTRY for this adapter.
INTF_ENTRY entry = new INTF_ENTRY();
entry.Guid = this.Name;
INTFFlags dwOutFlags;
uint uret = WZCPInvokes.WZCQueryInterface(null,
INTFFlags.INTF_ALL,
ref entry, out dwOutFlags);
if ( uret > 0 )
{
// As you can see, we presently don't support
// total configuration of the adapter with no
// WZC intervention at all. Somehow, you have
// to set things up, other than SSID value,
// infrastructure mode, and WEP key, so that we
// have a starting place.
throw new AdapterException(uret, "WZCQueryInterface");
}
else
{
// Perform the 'standard' WZC stuff to set the entry's
// configuration.
int cConfig = BitConverter.ToInt32( entry.rdBSSIDList.lpData, 0 );
int Index = 8;
WZC_WLAN_CONFIG thisConfig = null;
for( int i = 0; i < cConfig; i ++ )
{
WZC_WLAN_CONFIG cfg = new WZC_WLAN_CONFIG();
int cbCfg = BitConverter.ToInt32( entry.rdBSSIDList.lpData, Index );
Buffer.BlockCopy(entry.rdBSSIDList.lpData, Index, cfg.Data, 0, cbCfg);
Index += cbCfg;
if ( cfg.SSID == SSID )
thisConfig = cfg;
cfg = null;
}
// There are a couple of things going on here:
// 1. It might be that the user is trying to associate
// with an access point that we don't know about.
// For now, we don't allow this.
// 2. It is also possible that the adapter is to be
// placed in ad hoc mode and it just so happens that
// this is the first adapter to be enabled with the
// SSID. We need to allow this.
if ( ( thisConfig == null ) && ( bInfrastructure ) )
return false;
// If the config is null, but we are going to continue,
// we have to create a new one and set it up for us to
// use.
if ( thisConfig == null )
{
thisConfig = new WZC_WLAN_CONFIG();
// Set the length.
thisConfig.Length = thisConfig.Data.Length;
// Set the MAC address.
thisConfig.MACAddr = this.MacAddress;
// thisConfig.NetworkTypeInUse = NetworkType.????;
// Set the SSID.
thisConfig.SSID = SSID;
}
// Proceed with configuration.
byte [] arrKey = null;
if ( Key != null )
{
arrKey = Key.Clone() as byte[];
thisConfig.KeyLength = arrKey.Length;
thisConfig.CtlFlags |= WZCCTL.WZCCTL_WEPK_PRESENT | WZCCTL.WZCCTL_WEPK_XFORMAT;
if ( arrKey.Length == 10 )
thisConfig.CtlFlags |= WZCCTL.WZCCTL_WEPK_40BLEN;
byte[] chFakeKeyMaterial = new byte[]{0x56, 0x09, 0x08, 0x98, 0x4D, 0x08, 0x11, 0x66, 0x42, 0x03, 0x01, 0x67, 0x66};
for( int i = 0; i < arrKey.Length; i ++ )
arrKey[i] ^= chFakeKeyMaterial[(7*i)%13];
thisConfig.KeyMaterial = arrKey;
}
else
{
thisConfig.KeyLength = 0;
}
thisConfig.AuthenticationMode = AuthenticationMode.Ndis802_11AuthModeOpen;
// If we have no key, we should probably set this to WEP Off.
thisConfig.Privacy = ( thisConfig.KeyLength > 0 )? WEPStatus.Ndis802_11WEPEnabled : WEPStatus.Ndis802_11WEPDisabled;
thisConfig.InfrastructureMode = bInfrastructure? InfrastructureMode.Infrastructure: InfrastructureMode.AdHoc;
byte [] FullConfig = new byte[thisConfig.Data.Length + 8 ];
FullConfig[0] = 1;
thisConfig.Data.CopyTo(FullConfig, 8);
RAW_DATA dt = new RAW_DATA(FullConfig);
entry.rdStSSIDList = dt;
uret = WZCPInvokes.WZCSetInterface(null, INTFFlags.INTF_PREFLIST, ref entry, null);
if ( uret > 0 )
throw new AdapterException(uret, "WZCSetInterface");
entry.Dispose();
return true;
}
}
