internal bool AddDomainX509Rec( DomainX509Record Rec )
{
if( Rec == null )
return false;
DomainX509RecArray[DomainX509RecArrayLast] = Rec;
DomainX509RecArrayLast++;
if( DomainX509RecArrayLast >= DomainX509RecArray.Length )
{
try
{
Array.Resize( ref DomainX509RecArray, DomainX509RecArray.Length + (1024 * 4));
}
catch( Exception Except )
{
MForm.ShowStatus( "Error: Couldn't resize the arrays for X.509 data." );
MForm.ShowStatus( Except.Message );
return false;
}
}
return true;
}
internal void Copy( DomainX509Record ToCopy )
{
if( ToCopy.DomainName.Length > 2 )
DomainName = ToCopy.DomainName;
ModifyTime.Copy( ToCopy.ModifyTime );
PublicKeyExponent = ToCopy.PublicKeyExponent;
PublicKeyModulus = ToCopy.PublicKeyModulus;
}
private void GetX509BackgroundWorker_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker Worker = (BackgroundWorker)sender;
BackWorkerInfo WInfo = (BackWorkerInfo)(e.Argument);
try // catch
{
if( Worker.CancellationPending )
{
e.Cancel = true;
return;
}
SendCustomerTLSHandshake SendMessage = new SendCustomerTLSHandshake( Worker, WInfo );
try // finally
{
if( !SendMessage.Connect())
return;
if( Worker.CancellationPending )
{
e.Cancel = true;
return;
}
Worker.ReportProgress( 0, "Before SendMessage.ExchangeMessages()." );
if( SendMessage.ExchangeMessages())
{
X509Record = SendMessage.GetX509Record();
}
}
finally
{
Worker.ReportProgress( 0, "Closing the connection." );
SendMessage.FreeEverything();
}
}
catch( Exception Except )
{
Worker.ReportProgress( 0, "Error in DoWork process:" );
Worker.ReportProgress( 0, Except.Message );
e.Cancel = true;
return;
}
}
internal int ProcessX509Certificates( int Index, byte[] TLSOuterRecordBuffer, int TLSOuterRecordBufferLast )
{
StatusString += "Top of Certificate.\r\n";
// This is a chain of certificates.
int OriginalIndex = Index;
StatusString += "\r\n";
StatusString += "Processing Certificate message.\r\n";
StatusString += "Index is: " + Index.ToString() + "\r\n";
int MessageType = TLSOuterRecordBuffer[Index];
Index++;
if( MessageType != 11 )
{
StatusString += "This is a bug. MessageType != 11.\r\n";
ShowBytesInBuffer( TLSOuterRecordBuffer, TLSOuterRecordBufferLast );
return -1;
}
StatusString += "MessageType: " + MessageType.ToString() + "\r\n";
int Length = TLSOuterRecordBuffer[Index];
Length <<= 8;
Index++;
Length |= TLSOuterRecordBuffer[Index];
Length <<= 8;
Index++;
Length |= TLSOuterRecordBuffer[Index];
Index++;
StatusString += "Length is: " + Length.ToString() + "\r\n";
if( TLSOuterRecordBufferLast < (Index + Length) )
{
StatusString += "TLSOuterRecordBufferLast < (Index + Length). Length is: " + Length.ToString() + "\r\n";
ShowBytesInBuffer( TLSOuterRecordBuffer, TLSOuterRecordBufferLast );
return -1;
}
// "Implementations MUST NOT send zero-length fragments of Handshake,
// Alert, or ChangeCipherSpec content types."
if( Length < 1 )
{
StatusString += "The length of this message was less than one. Length is: " + Length.ToString() + "\r\n";
ShowBytesInBuffer( TLSOuterRecordBuffer, TLSOuterRecordBufferLast );
throw( new Exception( "Length less than one." ));
// return -1;
}
// This MoveTo gets returned as the index for the start of the
// next inner message.
// The message type plus 3 bytes for the length is 4 bytes for the
// header. So add the 4 bytes here.
int MoveTo = OriginalIndex + Length + 4;
StatusString += "MoveTo is: " + MoveTo.ToString() + "\r\n";
byte[] X509Buffer = new byte[Length];
for( int Count = 0; Count < Length; Count++ )
{
X509Buffer[Count] = TLSOuterRecordBuffer[Index];
Index++;
}
X509Record = new DomainX509Record( DomainName );
X509Record.ParseAndAddOneCertificateList( X509Buffer );
StatusString += X509Record.GetStatusString();
StatusString += "Index after loop is: " + Index.ToString() + "\r\n";
return -1;
}
internal bool UpdateDomainX509Rec( DomainX509Record Rec )
{
if( Rec == null )
return false;
if( Rec.DomainName.Length < 2 )
{
MForm.ShowStatus( "Trying to update a DomainX509 record with no domain name." );
return false;
}
// ToDo: Use a dictionary to index this and find it quickly.
for( int Count = 0; Count < DomainX509RecArrayLast; Count++ )
{
if( Rec.DomainName == DomainX509RecArray[Count].DomainName )
{
Rec.SetModifyTimeToNow();
DomainX509RecArray[Count].Copy( Rec );
return true;
}
}
// Didn't find a match so add it.
return AddDomainX509Rec( Rec );
}
internal bool ReadFromTextFile()
{
try
{
string Line;
using( StreamReader SReader = new StreamReader( FileName ))
{
int HowMany = 0;
for( int Count = 0; Count < 1000000; Count++ )
{
/*
if( (Count & 0xFF) == 1 )
{
MForm.ShowStatus( "Count is: " + Count.ToString( "N0" ));
if( !MForm.CheckEvents())
return false;
}
*/
if( SReader.Peek() < 0 )
break;
Line = SReader.ReadLine();
if( Line == null )
break;
if( !Line.Contains( "\t" ))
continue;
DomainX509Record Rec = new DomainX509Record();
if( !Rec.StringToObject( Line ))
{
// MForm.ShowStatus( "Got false for: " + Line );
continue;
}
if( !AddDomainX509Rec( Rec ))
break; // Out of RAM.
HowMany++;
}
MForm.ShowStatus( " " );
MForm.ShowStatus( "Records: " + HowMany.ToString( "N0" ));
}
return true;
}
catch( Exception Except )
{
MForm.ShowStatus( "Could not read the X.509 data file." );
MForm.ShowStatus( Except.Message );
return false;
}
}
internal bool ImportFromOriginalListFile()
{
// string FileName = MForm.GetDataDirectory() + "Top1MillionDomains.txt";
string FileName = MForm.GetDataDirectory() + "Top10KDomains.txt";
// ECTime RecTime = new ECTime();
try
{
string Line;
using( StreamReader SReader = new StreamReader( FileName ))
{
int HowMany = 0;
for( int Count = 0; Count < 1000000; Count++ )
{
/*
if( (Count & 0xFF) == 1 )
{
MForm.ShowStatus( "Count is: " + Count.ToString( "N0" ));
if( !MForm.CheckEvents())
return false;
}
*/
if( SReader.Peek() < 0 )
break;
Line = SReader.ReadLine();
if( Line == null )
break;
Line = Line.Trim();
if( Line.Length < 3 )
break;
if( !Line.Contains( "," ))
continue;
DomainX509Record Rec = new DomainX509Record();
if( !Rec.ImportOriginalStringToObject( Line ))
{
MForm.ShowStatus( "Got false for: " + Line );
continue;
}
if( !Rec.DomainName.EndsWith( ".com" ))
continue;
if( !AddDomainX509Rec( Rec ))
break; // Out of RAM.
HowMany++;
}
MForm.ShowStatus( " " );
MForm.ShowStatus( "Records: " + HowMany.ToString( "N0" ));
}
return true;
}
catch( Exception Except )
{
MForm.ShowStatus( "Could not import the X.509 data file." );
MForm.ShowStatus( Except.Message );
return false;
}
}
