void EncryptWepKMaterial(ref WZC_WLAN_CONFIG wzcConfig)
{
byte[] chFakeKeyMaterial = { 0x56, 0x09, 0x08, 0x98, 0x4D, 0x08, 0x11, 0x66, 0x42, 0x03, 0x01, 0x67, 0x66 };
for (int i = 0; i < NativeConstants.WZCCTL_MAX_WEPK_MATERIAL; i++)
{
wzcConfig.KeyMaterial[i] ^= chFakeKeyMaterial[(7 * i) % 13];
}
}
private void dgWirelessAP_DoubleClick(object sender, EventArgs e)
{
timer.Enabled = false;
int iSel = dgWirelessAP.CurrentRowIndex;
if (-1 == iSel)
{
timer.Enabled = true;
return;
}
NetInfo dlg = new NetInfo();
WZC_WLAN_CONFIG cfg = new WZC_WLAN_CONFIG();
if (false == m_WirelessCard.GetWlanConfig((uint)iSel, ref cfg))
{
return;
}
string szSSID = String.Empty;
string szMAC = String.Empty;
string szPrivacyMode = String.Empty;
int rssi = 0;
m_WirelessCard.GetWlanSSID(ref cfg, ref szSSID);
m_WirelessCard.GetWlanMacAddress(ref cfg, ref szMAC);
m_WirelessCard.GetWlanRssi(ref cfg, ref rssi);
m_WirelessCard.GetWlanPrivacyMode(ref cfg, ref szPrivacyMode);
dlg.txtSSID.Text = szSSID;
dlg.txtMAC.Text = szMAC;
dlg.txtRSSI.Text = String.Format("{0:D}", rssi);
dlg.txtPrivacy.Text = szPrivacyMode;
// if (NDIS_802_11_WEP_STATUS.Ndis802_11WEPEnabled != (NDIS_802_11_WEP_STATUS)cfg.Privacy)
// {
// dlg.txtKey.Text = "本程序不支持的加密方式";
// }
dlg.Owner = this;
dlg.Left = (this.Width - dlg.Width) / 2;
dlg.Top = (this.Height - dlg.Height) / 2;
if (DialogResult.OK == dlg.ShowDialog())
{
char[] key = dlg.txtKey.Text.ToCharArray();
int keyLength = key.Length;
if (m_WirelessCard.InterpretEncryptionKeyValue(ref cfg, key, 0, false) &&
m_WirelessCard.AddToPreferredNetworkList(ref cfg))
{
}
else
{
MessageBox.Show("错误密钥", "错误");
}
}
timer.Enabled = true;
}
public bool GetWlanConfig(uint dwIndex, ref WZC_WLAN_CONFIG wlanConfig)
{
if (0 == m_Intf.bInitialized || dwIndex >= m_dwSSIDCounts)
{
return(false);
}
bool fStatus = true;
try
{
wlanConfig = (WZC_WLAN_CONFIG)Marshal.PtrToStructure(new IntPtr(m_Intf.rdBSSIDList.pData.ToInt32() + 8 + dwIndex * Marshal.SizeOf(wlanConfig)), typeof(WZC_WLAN_CONFIG));
}
catch
{
fStatus = false;
}
return(fStatus);
}
public WZC_WLAN_CONFIG Item(int index)
{
// ???? check range and throw exception
// Figure out where in the array the indicated
// index is located.
// int actualInd = index + (int)BaseIndex;
// Figure out how big each element in the array
// is.
int elemSize = BitConverter.ToInt32(data.lpData, ConfigOffset);
// Use the actual index to get the indicated element
// in the Config list.
WZC_WLAN_CONFIG wlc = new WZC_WLAN_CONFIG();
Buffer.BlockCopy(data.lpData, ConfigOffset + index * (int)elemSize, wlc.Data, 0, elemSize);
return(wlc);
}
public bool GetWlanPrivacyMode(ref WZC_WLAN_CONFIG wlanConfig, ref string szPrivacyMode)
{
bool fStatus = true;
try
{
uint mode = wlanConfig.Privacy;
if (mode >= 8)
{
szPrivacyMode = "<No Supported>";
return(false);
}
szPrivacyMode = GszPrivacyMode[mode];
}
catch
{
fStatus = false;
}
return(fStatus);
}
public bool GetWlanMacAddress(ref WZC_WLAN_CONFIG wlanConfig, ref string szMac)
{
bool fStatus = true;
try
{
szMac = String.Format("{0:X2}:{1:X2}:{2:X2}:{3:X2}:{4:X2}:{5:X2}",
wlanConfig.MacAddress[0],
wlanConfig.MacAddress[1],
wlanConfig.MacAddress[2],
wlanConfig.MacAddress[3],
wlanConfig.MacAddress[4],
wlanConfig.MacAddress[5]);
}
catch
{
fStatus = false;
}
return(fStatus);
}
public bool GetWlanSSID(ref WZC_WLAN_CONFIG wlanConfig, ref string ssid)
{
bool fStatus = true;
try
{
if (0 == wlanConfig.Ssid.SsidLength)
{
ssid = "<隐形的AP>";
}
else
{
ASCIIEncoding encoding = new ASCIIEncoding();
ssid = encoding.GetString(wlanConfig.Ssid.Ssid, 0, (int)wlanConfig.Ssid.SsidLength);
}
}
catch
{
fStatus = false;
}
return(fStatus);
}
void UpdateSSIDList()
{
int iSel = dgWirelessAP.CurrentRowIndex;
DataTable dt = (DataTable)dgWirelessAP.DataSource;
dt.Clear();
uint dwCounts = m_WirelessCard.GetSSIDCounts();
WZC_WLAN_CONFIG cfg = new WZC_WLAN_CONFIG();
string ssid = String.Empty;
for (uint i = 0; i < dwCounts; i++)
{
m_WirelessCard.GetWlanConfig(i, ref cfg);
m_WirelessCard.GetWlanSSID(ref cfg, ref ssid);
DataRow row = dt.NewRow();
row[0] = ssid;
dt.Rows.Add(row);
}
if (iSel != -1 && iSel < dt.Rows.Count)
{
dgWirelessAP.CurrentRowIndex = iSel;
}
}
internal unsafe void RefreshListPreferred(bool nearbyOnly)
{
// If the caller wants only the local preferred APs,
// we check nearby list and, if the AP is not there,
// we don't add it to our own preferred list.
AccessPointCollection apc = null;
if (nearbyOnly)
{
apc = adapter.NearbyAccessPoints;
}
// First step is to get the INTF_ENTRY for the adapter.
// This includes the list of preferred SSID values.
INTF_ENTRY ie = INTF_ENTRY.GetEntry(this.adapter.Name);
// The field rdStSSIDList is the preferred list. It comes
// in the form of a WZC_802_11_CONFIG_LIST.
RAW_DATA rd = ie.rdStSSIDList;
WZC_WLAN_CONFIG_LIST cl = new WZC_WLAN_CONFIG_LIST(rd);
// Step through the list and add a new AP to the
// collection for each entry.
for (int i = 0; i < cl.NumberOfItems; i++)
{
WZC_WLAN_CONFIG c = cl.Item(0);
// Get a NDIS_WLAN_BSSID corresponding to the
// part of the WZC_WLAN_CONFIG entry and use that
// to build an AccessPoint instance for this
// entry.
NDIS_WLAN_BSSID bssid = c.ToBssid();
// If we're only showing those which we can hear,
// see if the current SSID is in the nearby list.
if (nearbyOnly)
{
// Find the currently active AP with the SSID
// to match the one we're working on.
AccessPoint activeAP = apc.FindBySSID(bssid.SSID);
int ss;
// If the given SSID is not in range, don't add
// an entry to the list.
if (activeAP != null)
{
// Update signal strength.
ss = activeAP.SignalStrengthInDecibels;
// Copy the signal strength value to the
// NDIS_WLAN_BSSID structure for the
// preferred list entry.
bssid.Rssi = ss;
// Create the AP instance and add it to the
// preferred list.
AccessPoint ap = new AccessPoint(bssid);
this.List.Add(ap);
}
}
else
{
// Create the AP instance and add it to the
// preferred list. The signal strength will
// not necessarily be valid.
AccessPoint ap = new AccessPoint(bssid);
this.List.Add(ap);
}
}
}
public bool InterpretEncryptionKeyValue(ref WZC_WLAN_CONFIG wlanConfig, char[] szEncryptionKey, uint ulKeyIndex, bool bNeed8021X)
{
if (null == szEncryptionKey)
{
return(false);
}
bool fStatus = true;
try
{
switch ((NDIS_802_11_WEP_STATUS)wlanConfig.Privacy)
{
case NDIS_802_11_WEP_STATUS.Ndis802_11WEPEnabled:
if (!bNeed8021X)
{
wlanConfig.KeyIndex = ulKeyIndex;
wlanConfig.KeyLength = (uint)(new string(szEncryptionKey).Length);
if (5 == wlanConfig.KeyLength || 13 == wlanConfig.KeyLength)
{
for (int i = 0; i < wlanConfig.KeyLength; i++)
{
wlanConfig.KeyMaterial[i] = (byte)(szEncryptionKey[i]);
}
}
else
{
return(false);
}
EncryptWepKMaterial(ref wlanConfig);
wlanConfig.dwCtlFlags |= NativeConstants.WZCCTL_WEPK_PRESENT;
}
break;
case NDIS_802_11_WEP_STATUS.Ndis802_11Encryption2Enabled:
case NDIS_802_11_WEP_STATUS.Ndis802_11Encryption3Enabled:
if (!bNeed8021X)
{
wlanConfig.KeyLength = (uint)szEncryptionKey.Length;
if (wlanConfig.KeyLength < 8 || wlanConfig.KeyLength > 63)
{
return(false);
}
byte[] szEncryptionKeyValue8 = Encoding.ASCII.GetBytes(szEncryptionKey);
NativeMethods.WZCPassword2Key(ref wlanConfig, szEncryptionKeyValue8);
EncryptWepKMaterial(ref wlanConfig);
wlanConfig.dwCtlFlags |= NativeConstants.WZCCTL_WEPK_XFORMAT
| NativeConstants.WZCCTL_WEPK_PRESENT
| NativeConstants.WZCCTL_ONEX_ENABLED;
}
wlanConfig.EapolParams.dwEapFlags = unchecked ((uint)NativeConstants.EAPOL_ENABLED);
wlanConfig.EapolParams.dwEapType = NativeConstants.DEFAULT_EAP_TYPE;
wlanConfig.EapolParams.bEnable8021x = true;
wlanConfig.WPAMCastCipher = unchecked ((uint)NDIS_802_11_WEP_STATUS.Ndis802_11Encryption2Enabled);
break;
}
}
catch
{
fStatus = false;
}
return(fStatus);
}
public bool AddToPreferredNetworkList(ref WZC_WLAN_CONFIG wlanConfig)
{
if (0 == m_Intf.bInitialized)
{
return(false);
}
bool fStatus = true;
try
{
string szSSID = String.Empty;
GetWlanSSID(ref wlanConfig, ref szSSID);
if (IntPtr.Zero == m_Intf.rdStSSIDList.pData)
{
uint dwDataLen = (uint)Marshal.SizeOf(typeof(WZC_WLAN_CONFIG)) + 8;
IntPtr newConfigList = NativeMethods.LocalAlloc(0x40 /*LPTR*/, dwDataLen);
Marshal.WriteInt32(newConfigList, 1);
Marshal.WriteInt32(newConfigList, 4, 0);
Marshal.StructureToPtr(wlanConfig, new IntPtr(newConfigList.ToInt32() + 8), false);
m_Intf.rdStSSIDList.pData = newConfigList;
m_Intf.rdStSSIDList.dwDataLen = dwDataLen;
}
else
{
IntPtr ptr = m_Intf.rdStSSIDList.pData;
uint uiNumberOfItems = (uint)Marshal.ReadInt32(ptr);
int size = Marshal.SizeOf(typeof(WZC_WLAN_CONFIG));
bool same = true;
for (uint i = 0; i < uiNumberOfItems; i++)
{
WZC_WLAN_CONFIG config = (WZC_WLAN_CONFIG)Marshal.PtrToStructure(new IntPtr(ptr.ToInt32() + 8 + i * size), typeof(WZC_WLAN_CONFIG));
if (wlanConfig.Ssid.SsidLength != config.Ssid.SsidLength)
{
continue;
}
for (int j = 0; j < wlanConfig.Ssid.SsidLength; j++)
{
if (wlanConfig.Ssid.Ssid[j] != config.Ssid.Ssid[j])
{
same = false;
break;
}
}
if (same)
{
Marshal.StructureToPtr(wlanConfig, new IntPtr(ptr.ToInt32() + 8 + i * size), false);
//清空首选列表，然后再添加，不然直接对密钥的修改不起作用
INTF_ENTRY_EX tmp = m_Intf;
tmp.rdStSSIDList.pData = IntPtr.Zero;
tmp.rdStSSIDList.dwDataLen = 0;
uint ret = NativeMethods.WZCSetInterfaceEx(null, 0x40000 /*INTF_PREFLIST*/, ref tmp, ref m_dwOutFlags);
break;
}
}
if (!same)
{
uint dwDataLen = (uint)((uiNumberOfItems + 1) * size + 8);
IntPtr pNewConfigList = NativeMethods.LocalAlloc(0x40 /*LPTR*/, dwDataLen);
Marshal.WriteInt32(pNewConfigList, (int)(uiNumberOfItems + 1));
Marshal.WriteInt32(pNewConfigList, 4, 0);
Marshal.StructureToPtr(wlanConfig, new IntPtr(pNewConfigList.ToInt32() + 8), false);
if (0 != uiNumberOfItems)
{
byte[] tmp = new byte[uiNumberOfItems * size];
Marshal.Copy(new IntPtr(ptr.ToInt32() + 8), tmp, 0, (int)(uiNumberOfItems * size));
Marshal.Copy(tmp, 0, new IntPtr(pNewConfigList.ToInt32() + 8 + size), (int)(uiNumberOfItems * size));
}
NativeMethods.LocalFree(ptr);
m_Intf.rdStSSIDList.pData = pNewConfigList;
m_Intf.rdStSSIDList.dwDataLen = dwDataLen;
}
}
}
catch
{
fStatus = false;
}
uint dwStatus = NativeMethods.WZCSetInterfaceEx(null, 0x40000 /*INTF_PREFLIST*/, ref m_Intf, ref m_dwOutFlags);
fStatus = dwStatus == NativeConstants.ERROR_SUCCESS;
return(fStatus);
}
public bool GetWlanRssi(ref WZC_WLAN_CONFIG wlanConfig, ref int rssi)
{
rssi = wlanConfig.Rssi;
return(true);
}
