private DataGridViewRow FindRow(AccessPoint ap)
{
foreach (DataGridViewRow row in scannerGrid.Rows)
{
if (row.Cells["macColumn"].Value.ToString() == ap.MacAddress.ToString())
{
return row;
}
}
return null;
}
public bool Eval(AccessPoint ap)
{
bool status = true;
//Age
if (Age > -1 && OpAge != Op.NotSet) status &= CompInt(ap.Age, OpAge, Age);
//Alias
if (!string.IsNullOrEmpty(Alias) && OpAlias != Op.NotSet) status &= CompString(ap.Alias, OpAlias, Alias, true);
//Channel
if (Channel > -1 && OpChannel != Op.NotSet) status &= CompInt((int)ap.Channel, OpChannel, Channel);
//IsTypeN
if (IsTypeN != Bool.Nil && OpIsTypeN != Op.NotSet) status &= CompBool(ap.IsN, OpIsTypeN, IsTypeN);
//Is40MHz
if (Is40MHz != Bool.Nil && OpIs40MHz != Op.NotSet)
{
status &= ap.NSettings == null
? OpIs40MHz != Op.Equal
: CompBool(ap.NSettings.Is40MHz, OpIs40MHz, Is40MHz);
}
//MacAddress
if (!string.IsNullOrEmpty(MacAddress) && OpMacAddress != Op.NotSet) status &= CompString(ap.MacAddress.ToString(), OpMacAddress, MacAddress, true);
//MaxRate
if (MaxRate > -1 && OpMaxRate != Op.NotSet) status &= CompInt((int)ap.MaxRate, OpMaxRate, MaxRate);
//Security filtering ranking, filter as int
if (!string.IsNullOrEmpty(Security) && OpSecurity != Op.NotSet && SecurityRanking(Security) != -1)
status &= CompInt(SecurityRanking(ap.Privacy), OpSecurity, SecurityRanking(Security));
//Rssi
if (Rssi > -101 && OpRssi != Op.NotSet)
status &= CompInt(ap.LastData.Rssi, OpRssi, Rssi);
//Ssid
if (!string.IsNullOrEmpty(Ssid) && OpSsid != Op.NotSet) status &= CompString(ap.Ssid, OpSsid, Ssid, true);
//Network Type
if (!string.IsNullOrEmpty(NetworkType) && OpNetworkType != Op.NotSet) status &= CompString(ap.NetworkType, OpNetworkType, NetworkType, true);
//Vendor
if (!string.IsNullOrEmpty(Vendor) && OpVendor != Op.NotSet) status &= CompString(ap.Vendor, OpVendor, Vendor, true);
return status;
}
public override bool Equals(object obj)
{
AccessPoint point = obj as AccessPoint;
return((point != null) && point.MyNetworkDataCollection.Equals(MyNetworkDataCollection));
}
/// <summary>
/// Writes out a NS1 file for the supplied APs
/// </summary>
/// <param name="filename"></param>
/// <param name="points"></param>
public static void Write(string filename, AccessPoint[] points)
{
List<byte> bData = new List<byte>();
//NetS - signature
bData.AddRange(new byte[] { 0x4E, 0x65, 0x74, 0x53 });
//12 - version 12
bData.AddRange(new byte[] { 0x0c, 0x00, 0x00, 0x00 });
//How may APs follow
bData.AddRange(BitConverter.GetBytes(points.Length));
//Loop through all APs and write them to the list
foreach (AccessPoint ap in points)
{
//Length of the SSID
bData.Add((byte)ap.Ssid.Length);
//The SSID
bData.AddRange(Encoding.ASCII.GetBytes(ap.Ssid));
//The MAC address
bData.AddRange(ap.MacAddress.Bytes);
//RSSI
bData.AddRange(BitConverter.GetBytes(ap.LastData.Rssi));
//Noise - not reported
bData.AddRange(BitConverter.GetBytes(0).Reverse());
//SNR - not reported
bData.AddRange(BitConverter.GetBytes(0).Reverse());
//802.11 capability flags. This just shows if the AP uses WEP and/or is AdHoc
if(ap.Security.ToLower() != "open")
{
if(ap.NetworkType != "Infrastructure") bData.AddRange(new byte[] { 0x12, 0x00, 0x00, 0x00 });
else bData.AddRange(new byte[] { 0x11, 0x00, 0x00, 0x00 });
}
else
{
if (ap.NetworkType != "Infrastructure") bData.AddRange(new byte[] { 0x02, 0x00, 0x00, 0x00 });
else bData.AddRange(new byte[] { 0x01, 0x00, 0x00, 0x00 });
}
//Beacon interval - not reported, just use 100 msec.
bData.AddRange(BitConverter.GetBytes((uint)100));
//First seen time
bData.AddRange(BitConverter.GetBytes(ap.FirstSeenTimestamp.ToFileTime()));
//Last seen time
bData.AddRange(BitConverter.GetBytes(ap.LastSeenTimestamp.ToFileTime()));
//Latitude
bData.AddRange(BitConverter.GetBytes(ap.GpsData.Latitude));
//Longitude
bData.AddRange(BitConverter.GetBytes(ap.GpsData.Longitude));
//No APDATA entries.
//TODO: add this
bData.AddRange(BitConverter.GetBytes(0));
//Length of name. Not used
bData.Add(0);
//No Name bytes
//Bit field Channel activity. Not Used.
bData.AddRange(BitConverter.GetBytes((long)0));
//Channel
bData.AddRange(BitConverter.GetBytes((int)ap.Channel));
//IP address. Not used.
bData.AddRange(BitConverter.GetBytes(0).Reverse());
//Min. signal,dBm
bData.AddRange(BitConverter.GetBytes(-100));
//Max noise.
bData.AddRange(BitConverter.GetBytes(0));
//Speed
bData.AddRange(BitConverter.GetBytes(((int)ap.MaxRate) * 10));
//IP subnet address. Not used.
bData.AddRange(BitConverter.GetBytes((uint)0));
//IP netmask. Not used.
bData.AddRange(BitConverter.GetBytes((uint)0));
//Misc flags. Not used.
bData.AddRange(BitConverter.GetBytes((uint)0));
//IElength. Not used/Not needed.
bData.AddRange(BitConverter.GetBytes((uint)0));
}
//Write bytes to file
System.IO.File.WriteAllBytes(filename, bData.ToArray());
}
/// <summary>
/// Writes out a NS1 file for the supplied APs
/// </summary>
/// <param name="filename"></param>
/// <param name="points"></param>
public static void Write(string filename, AccessPoint[] points)
{
List<byte> bData = new List<byte>();
//NetS - signature
bData.AddRange(new byte[] { 0x4E, 0x65, 0x74, 0x53 });
//12 - version 12
bData.AddRange(new byte[] { 0x0c, 0x00, 0x00, 0x00 });
//How may APs follow
bData.AddRange(BitConverter.GetBytes(points.Length));
//Loop through all APs and write them to the list
foreach (AccessPoint ap in points)
{
//Length of the SSID
bData.Add((byte)ap.Ssid.Length);
//The SSID
bData.AddRange(Encoding.ASCII.GetBytes(ap.Ssid));
//The MAC address
bData.AddRange(ap.MacAddress.Bytes);
//RSSI
bData.AddRange(BitConverter.GetBytes(ap.LastData.Rssi));
//Noise - not reported, use fake value of -100
bData.AddRange(BitConverter.GetBytes(-100));
//SNR - calculate difference of RSSI and -100
bData.AddRange(BitConverter.GetBytes(-(-100 - ap.LastData.Rssi)));
//802.11 capability flags. This just shows if the AP uses WEP and/or is AdHoc
if(ap.Privacy.ToLower() != "none")
{
if(ap.NetworkType != "Infrastructure") bData.AddRange(new byte[] { 0x12, 0x00, 0x00, 0x00 });
else bData.AddRange(new byte[] { 0x11, 0x00, 0x00, 0x00 });
}
else
{
if (ap.NetworkType != "Infrastructure") bData.AddRange(new byte[] { 0x02, 0x00, 0x00, 0x00 });
else bData.AddRange(new byte[] { 0x01, 0x00, 0x00, 0x00 });
}
//Beacon interval - not reported, just use 100 msec.
bData.AddRange(BitConverter.GetBytes((uint)100));
//First seen time
bData.AddRange(BitConverter.GetBytes(ap.FirstSeenTimestamp.ToFileTime()));
//Last seen time
bData.AddRange(BitConverter.GetBytes(ap.LastSeenTimestamp.ToFileTime()));
//Latitude
bData.AddRange(BitConverter.GetBytes(ap.GpsData.Latitude));
//Longitude
bData.AddRange(BitConverter.GetBytes(ap.GpsData.Longitude));
//Number of APDATA entries.
bData.AddRange(BitConverter.GetBytes(ap.MyNetworkDataCollection.Count));
lock (ap.MyNetworkDataCollection)
{
foreach (NetworkData data in ap.MyNetworkDataCollection)
{
// Timestamp
bData.AddRange(BitConverter.GetBytes(data.MyTimestamp.ToFileTime()));
// RSSI
bData.AddRange(BitConverter.GetBytes(data.Rssi));
// Noise not reported
bData.AddRange(BitConverter.GetBytes(-100));
// Location source, 0 = none, 2 = GPS
// Since gps locations aren't stored in NetworkData objects, this will be 0
bData.AddRange(BitConverter.GetBytes(0));
// GpsData - no bytes because source is 0
}
}
//Length of name. Not used
bData.Add(0);
//No Name bytes
//Bit field Channel activity. Not Used.
bData.AddRange(BitConverter.GetBytes((long)0));
//Channel
bData.AddRange(BitConverter.GetBytes((int)ap.Channel));
//IP address. Not used.
bData.AddRange(BitConverter.GetBytes(0).Reverse());
//Min. signal,dBm
bData.AddRange(BitConverter.GetBytes(-100));
//Max noise.
bData.AddRange(BitConverter.GetBytes(0));
//Speed
bData.AddRange(BitConverter.GetBytes(((int)ap.MaxRate) * 10));
//IP subnet address. Not used.
bData.AddRange(BitConverter.GetBytes((uint)0));
//IP netmask. Not used.
bData.AddRange(BitConverter.GetBytes((uint)0));
//Misc flags. Not used.
bData.AddRange(BitConverter.GetBytes((uint)0));
//IElength. Not used/Not needed.
bData.AddRange(BitConverter.GetBytes((uint)0));
}
//Write bytes to file
System.IO.File.WriteAllBytes(filename, bData.ToArray());
}
/// <summary>
/// Determines if the AP should be filtered out. APs must pass ALL filters for this to return true
/// </summary>
/// <param name="ap">The AP to filter</param>
/// <returns>true if the AP passes, otherwise false</returns>
private bool RunFilters(AccessPoint ap)
{
lock (_filters)
{
return _filters.Where(f => f.Enabled).All(f => f.Eval(ap));
}
}