public void TestReader()
{
CStreamWriter writer = new CStreamWriter();
// put 6 bytes
writer.Write(ShortData);
CStreamReader reader = writer.CreateReader();
// length==6, position==0
Assert.AreEqual(0, reader.Position);
Assert.AreEqual(ShortData.Length, reader.Length);
// try to read more bytes than available
byte[] buf = new byte[ShortData.Length * 1000];
Assert.AreNotEqual(buf.Length, ShortData.Length);
Assert.IsFalse(buf.SequenceEqual(ShortData));
int read = reader.Read(buf);
Assert.AreEqual(ShortData.Length, read);
// assert the first few bytes are still correct
byte[] buf2 = new byte[ShortData.Length];
Array.Copy(buf, buf2, buf2.Length);
Assert.IsTrue(buf2.SequenceEqual(ShortData));
// not swapped
Assert.IsFalse(reader.IsSwapped);
}
public void Dispose()
{
stop = false;
inputKey = null;
outputStreamWriter = null;
inputStream = null;
}
private static void SetEncodings(Encoding inputEncoding, Encoding outputEncoding)
{
stderr = new UnexceptionalStreamWriter(OpenStandardError(0), outputEncoding);
((StreamWriter)stderr).AutoFlush = true;
stderr = TextWriter.Synchronized(stderr, true);
#if NET2_API && !NET_2_1
if (!Environment.IsRunningOnWindows && ConsoleDriver.IsConsole)
{
StreamWriter w = new CStreamWriter(OpenStandardOutput(0), outputEncoding);
w.AutoFlush = true;
stdout = TextWriter.Synchronized(w, true);
stdin = new CStreamReader(OpenStandardInput(0), inputEncoding);
}
else
{
#endif
stdout = new UnexceptionalStreamWriter(OpenStandardOutput(0), outputEncoding);
((StreamWriter)stdout).AutoFlush = true;
stdout = TextWriter.Synchronized(stdout, true);
stdin = new UnexceptionalStreamReader(OpenStandardInput(0), inputEncoding);
stdin = TextReader.Synchronized(stdin);
#if NET2_API && !NET_2_1
}
#endif
GC.SuppressFinalize(stdout);
GC.SuppressFinalize(stderr);
GC.SuppressFinalize(stdin);
}
public void Dispose()
{
try
{
stop = false;
inputKey = null;
inputIV = null;
if (outputStreamWriter != null)
{
outputStreamWriter.Dispose();
outputStreamWriter = null;
}
if (p_crypto_stream != null)
{
p_crypto_stream.Flush();
p_crypto_stream.Close();
p_crypto_stream = null;
}
}
catch (Exception ex)
{
GuiLogMessage(ex.Message, NotificationLevel.Error);
}
this.stop = false;
}
public void Dispose()
{
try
{
stop = false;
inputKey = null;
inputIV = null;
inputStream = null;
outputStream = null;
if (p_crypto_stream_dec != null)
{
p_crypto_stream_dec.Flush();
p_crypto_stream_dec.Close();
p_crypto_stream_dec = null;
}
if (p_crypto_stream_enc != null)
{
p_crypto_stream_enc.Flush();
p_crypto_stream_enc.Close();
p_crypto_stream_enc = null;
}
}
catch (Exception exception)
{
GuiLogMessage(exception.Message, NotificationLevel.Error);
}
this.stop = false;
}
/// <summary>Create output stream to display.</summary>
/// <param name="bitmap">The bitmap to display.</param>
private void CreateOutputStream(Bitmap bitmap)
{
// Avoid smoothing of WPF
if (settings.PresentationStep > 2)
{
bitmap = ResizeBitmap(bitmap);
}
ImageFormat format = ImageFormat.Bmp;
if (settings.OutputFileFormat == 1)
{
format = ImageFormat.Png;
}
else if (settings.OutputFileFormat == 2)
{
format = ImageFormat.Tiff;
}
// Avoid "generic error in GDI+"
Bitmap saveableBitmap = CopyBitmap(bitmap, format);
// Save bitmap
MemoryStream outputStream = new MemoryStream();
saveableBitmap.Save(outputStream, format);
saveableBitmap.Dispose();
bitmap.Dispose();
OutputImage = new CStreamWriter(outputStream.GetBuffer());
}
public void TestSwapWithReader()
{
CStreamWriter writer = new CStreamWriter();
CStreamReader reader = writer.CreateReader();
// write, not swapped
writer.Write(LongData);
Assert.IsFalse(writer.IsSwapped);
// read a few bytes, but there are still a few bytes left
byte[] buf = new byte[ShortData.Length];
reader.Read(buf);
Assert.IsTrue(reader.Position > 0);
Assert.IsTrue(reader.Length > reader.Position);
// fill buffer, assert swap
writer.Write(LongData);
writer.Write(LongData);
Assert.IsTrue(writer.IsSwapped);
Assert.IsTrue(reader.IsSwapped);
// try to read more than available, receive less
buf = new byte[writer.Length * 2];
int read = reader.Read(buf);
Assert.IsTrue(read < buf.Length);
// close writer, assert EOF
writer.Close();
int result = reader.ReadByte();
Assert.AreEqual(-1, result);
}
private void sendOracleRequest()
{
if (!idle)
{
byte[] outputData = new byte[2 * blockSize];
for (int byteCounter = 0; byteCounter < blockSize; byteCounter++)
{
//corrupted preliminary/iv block
outputData[byteCounter] = corruptedBlock[byteCounter];
//cipher block
outputData[byteCounter + blockSize] = cipherBlock[byteCounter];
}
padStreamWriter = new CStreamWriter(outputData);
requestsSent++;
changePres(pres.outCounter, requestsSent.ToString());
//GuiLogMessage("SendRequest", NotificationLevel.Info);
idle = true;
OnPropertyChanged("PaddingOracleOutput");
}
}
public void TestSeek()
{
CStreamWriter writer = new CStreamWriter();
writer.Write(LongData);
writer.Close();
CStreamReader reader = writer.CreateReader();
byte[] buf = new byte[1024];
{ // seek 5 bytes before EOF, attempt to read much, get 5 bytes
reader.Seek(LongData.Length - 5, SeekOrigin.Begin);
int read = reader.Read(buf, 0, int.MaxValue);
Assert.AreEqual(5, read);
}
{ // read EOF
int read = reader.Read(buf, 0, int.MaxValue);
Assert.AreEqual(0, read);
}
{ // seek beyond stream length, read EOF
reader.Seek(LongData.Length * 3, SeekOrigin.Begin);
int read = reader.Read(buf, 0, int.MaxValue);
Assert.AreEqual(0, read);
}
{ // seek back, read again
reader.Seek(LongData.Length - 5, SeekOrigin.Begin);
int read = reader.Read(buf, 0, int.MaxValue);
Assert.AreEqual(5, read);
}
}
/// <summary>Save an image to a file</summary>
/// <param name="bitmap">The iamge to save</param>
private void CreateOutputStream(Bitmap bitmap)
{
ImageFormat format = ImageFormat.Bmp;
if (settings.OutputFileFormat == 1)
{
format = ImageFormat.Png;
}
else if (settings.OutputFileFormat == 2)
{
format = ImageFormat.Tiff;
}
//avoid "generic error in GDI+"
Bitmap saveableBitmap = CopyBitmap(bitmap, format);
//save bitmap
MemoryStream outputStream = new MemoryStream();
saveableBitmap.Save(outputStream, format);
saveableBitmap.Dispose();
bitmap.Dispose();
OutputCarrier = new CStreamWriter(outputStream.GetBuffer());
}
public void TestSeekSwap()
{
CStreamWriter writer = new CStreamWriter();
writer.Write(LongData);
CStreamReader reader = writer.CreateReader();
byte[] buf = new byte[1024];
// seek 5 bytes before EOF
reader.Seek(LongData.Length - 5, SeekOrigin.Begin);
// write more, ensure swap
writer.Write(LongData);
writer.Write(LongData);
Assert.IsTrue(writer.IsSwapped);
{ // seek somewhere to the middle, read
reader.Seek(LongData.Length * 2, SeekOrigin.Begin);
int read = reader.Read(buf);
Assert.AreEqual(buf.Length, read);
}
{ // seek beyond length, assert still open, get EOF
reader.Seek(LongData.Length * 3, SeekOrigin.Current);
Assert.IsFalse(writer.IsClosed);
int read = reader.Read(buf);
Assert.AreEqual(0, read);
}
}
public void TestExistingFileReader()
{
string tempFile = DirectoryHelper.GetNewTempFilePath();
FileStream tempWriter = new FileStream(tempFile, FileMode.CreateNew);
tempWriter.Write(ShortData, 0, ShortData.Length);
tempWriter.Write(LongData, 0, LongData.Length);
tempWriter.Close();
CStreamWriter cstream = new CStreamWriter(tempFile);
CStreamReader reader = cstream.CreateReader();
byte[] buf = new byte[ShortData.Length];
reader.ReadFully(buf);
Assert.IsTrue(buf.SequenceEqual(ShortData));
buf = new byte[LongData.Length];
reader.ReadFully(buf);
Assert.IsTrue(buf.SequenceEqual(LongData));
// force gc
reader = null;
cstream = null;
GC.Collect();
GC.WaitForPendingFinalizers();
File.Delete(tempFile);
}
public void Dispose()
{
try
{
stop = false;
counter = 0;
lengthOfInputByte = 0;
lengthOfOutputByte = 0;
inputByteKey = null;
iV = null;
outputByte = null;
crc32 = null;
key = null;
if (internalInputByteList != null)
{
internalInputByteList.Clear();
}
internalInputByteList = null;
inputStream = null;
//if (outputByteList != null) { outputByteList.Clear(); }
//outputByteList = null;
outputStreamWriter = null;
if (internalInputByteList != null)
{
internalInputByteList.Clear();
}
//internalInputByteList = null;
}
catch (Exception exc)
{
GuiLogMessage(exc.Message.ToString(), NotificationLevel.Error);
}
this.stop = false;
}
public void Execute()
{
if (InputStreamOne == null || InputStreamTwo == null)
{
return;
}
using (CStreamReader reader1 = InputStreamOne.CreateReader(), reader2 = InputStreamTwo.CreateReader())
{
outputStreamWriter = new CStreamWriter();
EventsHelper.PropertyChanged(PropertyChanged, this, "OutputStream");
int bytesRead;
byte[] buffer = new byte[1024];
// Input One
while ((bytesRead = reader1.Read(buffer)) > 0)
{
outputStreamWriter.Write(buffer, 0, bytesRead);
}
// Input Two
while ((bytesRead = reader2.Read(buffer)) > 0)
{
outputStreamWriter.Write(buffer, 0, bytesRead);
}
outputStreamWriter.Close();
}
}
/// <summary>
/// Called every time this plugin is run in the workflow execution.
/// </summary>
public virtual void Execute()
{
ProgressChanged(0, 1);
GuiLogMessage(Properties.Resources.LogExecutionStarted, NotificationLevel.Info);
GuiLogMessage(string.Format(Properties.Resources.LogSettings, settings), NotificationLevel.Info);
GuiLogMessage(string.Format(Properties.Resources.LogInput, InputKey.Length * 8, InputIV.Length * 8, InitialCounter), NotificationLevel.Info);
Validate();
if (IsValid)
{
OnPropertyChanged(ChaChaPresentationViewModel.RESET_VISUALIZATION);
ClearIntermediateResults();
outputWriter = new CStreamWriter();
keystreamOutputWriter = new CStreamWriter();
// If InitialCounter is not set by user, it defaults to zero.
// Since maximum initial counter by any version is 64-bit, we cast it to UInt64.
ulong initialCounter = (ulong)InitialCounter;
Xcrypt(InputKey, InputIV, initialCounter, settings, InputStream, outputWriter, keystreamOutputWriter);
OnPropertyChanged("OutputStream");
OnPropertyChanged("KeystreamOutputStream");
}
ExecutionFinished = true;
ProgressChanged(1, 1);
}
static void SetupStreams(Encoding inputEncoding, Encoding outputEncoding)
{
#if !NET_2_1
if (!Environment.IsRunningOnWindows && ConsoleDriver.IsConsole)
{
StreamWriter w = new CStreamWriter(OpenStandardOutput(0), outputEncoding);
w.AutoFlush = true;
stdout = TextWriter.Synchronized(w, true);
w = new CStreamWriter(OpenStandardOutput(0), outputEncoding);
w.AutoFlush = true;
stderr = TextWriter.Synchronized(w, true);
stdin = new CStreamReader(OpenStandardInput(0), inputEncoding);
}
else
{
#endif
#if FULL_AOT_RUNTIME
Type nslogwriter = Type.GetType("MonoTouch.Foundation.NSLogWriter, monotouch, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null");
stdout = (TextWriter)Activator.CreateInstance(nslogwriter);
#else
stdout = new UnexceptionalStreamWriter(OpenStandardOutput(0), outputEncoding);
((StreamWriter)stdout).AutoFlush = true;
#endif
stdout = TextWriter.Synchronized(stdout, true);
#if FULL_AOT_RUNTIME
stderr = (TextWriter)Activator.CreateInstance(nslogwriter);
#else
stderr = new UnexceptionalStreamWriter(OpenStandardError(0), outputEncoding);
((StreamWriter)stderr).AutoFlush = true;
#endif
stderr = TextWriter.Synchronized(stderr, true);
stdin = new UnexceptionalStreamReader(OpenStandardInput(0), inputEncoding);
stdin = TextReader.Synchronized(stdin);
#if !NET_2_1
}
#endif
#if NET_4_5
console_stderr = stderr;
console_stdout = stdout;
console_stdin = stdin;
#endif
#if MONODROID
if (LogcatTextWriter.IsRunningOnAndroid())
{
stdout = TextWriter.Synchronized(new LogcatTextWriter("mono-stdout", stdout));
stderr = TextWriter.Synchronized(new LogcatTextWriter("mono-stderr", stderr));
}
#endif // MONODROID
GC.SuppressFinalize(stdout);
GC.SuppressFinalize(stderr);
GC.SuppressFinalize(stdin);
}
public void Dispose()
{
if (outputStreamWriter != null)
{
outputStreamWriter.Dispose();
outputStreamWriter = null;
}
}
/// <summary>
/// Close open file. Will be called when deleting an element instance from workspace.
/// </summary>
public void Dispose()
{
if (cstreamWriter != null)
{
cstreamWriter.Dispose();
cstreamWriter = null;
}
fileInputPresentation.CloseFileToGetFileStreamForExecution();
fileInputPresentation.dispose();
}
static void SetupStreams(Encoding inputEncoding, Encoding outputEncoding)
{
#if !NET_2_1
if (!Environment.IsRunningOnWindows && ConsoleDriver.IsConsole)
{
StreamWriter w = new CStreamWriter(OpenStandardOutput(0), outputEncoding);
w.AutoFlush = true;
stdout = TextWriter.Synchronized(w, true);
w = new CStreamWriter(OpenStandardOutput(0), outputEncoding);
w.AutoFlush = true;
stderr = TextWriter.Synchronized(w, true);
stdin = new CStreamReader(OpenStandardInput(0), inputEncoding);
}
else
{
#endif
// FULL_AOT_RUNTIME is used (instead of MONOTOUCH) since we only want this code when running on
// iOS (simulator or devices) and *not* when running tools (e.g. btouch #12179) that needs to use
// the mscorlib.dll shipped with Xamarin.iOS
#if MONOTOUCH && FULL_AOT_RUNTIME
stdout = new NSLogWriter();
#else
stdout = new UnexceptionalStreamWriter(OpenStandardOutput(0), outputEncoding);
((StreamWriter)stdout).AutoFlush = true;
#endif
stdout = TextWriter.Synchronized(stdout, true);
#if MONOTOUCH && FULL_AOT_RUNTIME
stderr = new NSLogWriter();
#else
stderr = new UnexceptionalStreamWriter(OpenStandardError(0), outputEncoding);
((StreamWriter)stderr).AutoFlush = true;
#endif
stderr = TextWriter.Synchronized(stderr, true);
stdin = new UnexceptionalStreamReader(OpenStandardInput(0), inputEncoding);
stdin = TextReader.Synchronized(stdin);
#if !NET_2_1
}
#endif
#if MONODROID
if (LogcatTextWriter.IsRunningOnAndroid())
{
stdout = TextWriter.Synchronized(new LogcatTextWriter("mono-stdout", stdout));
stderr = TextWriter.Synchronized(new LogcatTextWriter("mono-stderr", stderr));
}
#endif // MONODROID
GC.SuppressFinalize(stdout);
GC.SuppressFinalize(stderr);
GC.SuppressFinalize(stdin);
}
/// <summary>
/// HOWTO: Enter the algorithm you'd like to implement in this method.
/// </summary>
public void Execute()
{
// no progress, yet
ProgressChanged(0, 1);
if (InputCarrier == null)
{
GuiLogMessage("Please specify an input file.", NotificationLevel.Error);
return;
}
using (CStreamReader midiReader = InputCarrier.CreateReader())
{
MemoryStream secretStream;
MemoryStream outputStream = new MemoryStream();
MidiFileHandler midiHandler = new MidiFileHandler();
switch (settings.Action)
{
case 0: // Encryption
using (CStreamReader messageReader = InputData.CreateReader())
{
secretStream = new MemoryStream(messageReader.ReadFully());
midiHandler.HideOrExtract(midiReader, secretStream, new MemoryStream(), outputStream, (byte)(settings.MaxMessageBytesPerCarrierUnit * 2), false);
}
OutputCarrier = new CStreamWriter(outputStream.ToArray());
OnPropertyChanged("OutputCarrier");
break;
case 1: // Decryption
secretStream = new MemoryStream();
midiHandler.HideOrExtract(midiReader, secretStream, new MemoryStream(), outputStream, 1, true);
//OutputData = new CStreamWriter(secretStream.GetBuffer());
secretStream.Position = 0;
using (StreamReader secretReader = new StreamReader(secretStream))
{
OutputText = secretReader.ReadToEnd();
OnPropertyChanged("OutputText");
}
break;
}
}
// HOWTO: After you have changed an output property, make sure you announce the name of the changed property to the CT2 core.
//OnPropertyChanged("Difference");
// HOWTO: You can pass error, warning, info or debug messages to the CT2 main window.
//if (settings.Subtrahend < 0)
// GuiLogMessage("Subtrahend is negative", NotificationLevel.Debug);
// HOWTO: Make sure the progress bar is at maximum when your Execute() finished successfully.
ProgressChanged(1, 1);
}
static void SetupStreams(Encoding inputEncoding, Encoding outputEncoding)
{
#if !NET_2_1
if (!Environment.IsRunningOnWindows && ConsoleDriver.IsConsole)
{
StreamWriter w = new CStreamWriter(OpenStandardOutput(0), outputEncoding, true);
w.AutoFlush = true;
stdout = TextWriter.Synchronized(w);
w = new CStreamWriter(OpenStandardOutput(0), outputEncoding, true);
w.AutoFlush = true;
stderr = TextWriter.Synchronized(w);
stdin = new CStreamReader(OpenStandardInput(0), inputEncoding);
}
else
{
#endif
#if MONOTOUCH
stdout = new NSLogWriter();
#else
stdout = new UnexceptionalStreamWriter(OpenStandardOutput(0), outputEncoding);
((StreamWriter)stdout).AutoFlush = true;
#endif
stdout = TextWriter.Synchronized(stdout);
#if MONOTOUCH
stderr = new NSLogWriter();
#else
stderr = new UnexceptionalStreamWriter(OpenStandardError(0), outputEncoding);
((StreamWriter)stderr).AutoFlush = true;
#endif
stderr = TextWriter.Synchronized(stderr);
stdin = new UnexceptionalStreamReader(OpenStandardInput(0), inputEncoding);
stdin = TextReader.Synchronized(stdin);
#if !NET_2_1
}
#endif
#if MONODROID
if (LogcatTextWriter.IsRunningOnAndroid())
{
stdout = TextWriter.Synchronized(new LogcatTextWriter("mono-stdout", stdout));
stderr = TextWriter.Synchronized(new LogcatTextWriter("mono-stderr", stderr));
}
#endif // MONODROID
GC.SuppressFinalize(stdout);
GC.SuppressFinalize(stderr);
GC.SuppressFinalize(stdin);
}
public void TestDestructorWithReader()
{
CStreamWriter writer = new CStreamWriter();
// write, not swapped
writer.Write(LongData);
// read something and assert there's more
CStreamReader reader = writer.CreateReader();
byte[] buf = new byte[ShortData.Length];
reader.Read(buf);
Assert.IsTrue(reader.Position > 0);
Assert.IsTrue(reader.Length > reader.Position);
Assert.IsFalse(reader.IsSwapped);
// write more, assert swap
writer.Write(LongData);
writer.Write(LongData);
Assert.IsTrue(reader.IsSwapped);
string filePath = writer.FilePath;
// destroy ref to writer
writer.Close();
writer = null;
GC.Collect();
GC.WaitForPendingFinalizers();
Assert.IsNull(writer);
// assert reading still works
Assert.IsTrue(File.Exists(filePath));
Assert.IsNotNull(reader);
int sum = 0;
while (sum < LongData.Length * 2)
{
int read = reader.Read(buf);
Assert.IsTrue(read > 0);
sum += read;
}
// destroy reader
reader = null;
GC.Collect();
GC.WaitForPendingFinalizers();
// deleted tempfile
Assert.IsFalse(File.Exists(filePath));
}
public void TestWriter()
{
CStreamWriter writer = new CStreamWriter();
// put 6 bytes
writer.Write(ShortData);
// length == position == 6
Assert.AreEqual(ShortData.Length, writer.Length);
Assert.AreEqual(ShortData.Length, writer.Position);
// not swapped
Assert.IsFalse(writer.IsSwapped);
}
//Some functions for creating the image output / doing manipulations
private void CreateOutputStream(Bitmap bitmap)
{
ImageFormat format = ImageFormat.Bmp;
Bitmap saveableBitmap = CopyBitmap(bitmap, format);
MemoryStream outputStream = new MemoryStream();
saveableBitmap.Save(outputStream, format);
saveableBitmap.Dispose();
bitmap.Dispose();
OutputPicture = new CStreamWriter(outputStream.GetBuffer());
}
public void StegoLSBTestMethod()
{
var pluginInstance = TestHelpers.GetPluginInstance("StegoLeastSignificantBit");
var scenario = new PluginTestScenario(pluginInstance, new[] { "InputData", "InputCarrier", "InputPassword", ".Action", ".CustomizeRegions", ".OutputFileFormat" }, new[] { "OutputData", "OutputCarrier" });
CStreamWriter carrierImage = new CStreamWriter("..\\..\\Templates\\Steganography\\cryptool2.jpg", true);
foreach (TestVector vector in testvectors)
{
object[] output1 = scenario.GetOutputs(new object[] { vector.message.ToStream(), carrierImage, vector.password.ToStream(), 0, false, 1 });
object[] output2 = scenario.GetOutputs(new object[] { null, (ICryptoolStream)output1[1], vector.password.ToStream(), 1, false, 1 });
// check if hiding and extracting the secret message leaves it unchanged
Assert.AreEqual(vector.message, ((ICryptoolStream)output2[0]).ToByteArray().ToString2(), "Unexpected value in test #" + vector.n + ".");
}
}
public void TestExhaustiveRead()
{
CStreamWriter writer = new CStreamWriter();
writer.Write(LongData);
writer.Write(LongData);
writer.Write(LongData);
writer.Close();
CStreamReader reader = writer.CreateReader();
byte[] bigbuf = reader.ReadFully();
Assert.AreEqual(LongData.Length * 3, bigbuf.Length);
}
public void Dispose()
{
try
{
inputInt = 0;
packetCounter = 0;
stop = false;
outputStream = null;
rnd = null;
}
catch (Exception exc)
{
GuiLogMessage(exc.Message, NotificationLevel.Error);
}
this.stop = false;
}
public void Execute()
{
if (amountOfNumbers <= 0)
{
GuiLogMessage("Negative amount of numbers cant be generated", NotificationLevel.Warning);
ProgressChanged(1, 1);
return;
}
if (hasSeed)
{
setSeed(seed);
}
ProgressChanged(0, 1);
CStreamWriter writer = new CStreamWriter();
data = writer;
uint current;
byte[] nextData;
outputNumbers = new BigInteger[amountOfNumbers];
for (int i = 0; i < amountOfNumbers; i++)
{
// nothing to say here, it is simple writing the necessary amount of uints onto the stream
current = getNextUInt();
outputNumbers[i] = current;
nextData = BitConverter.GetBytes(current);
if (littleEndian)
{
Array.Reverse(nextData);
}
writer.Write(nextData);
ProgressChanged(i, amountOfNumbers);
}
writer.Close();
OnPropertyChanged("OutputData");
OnPropertyChanged("OutputNumbers");
GuiLogMessage("Generation finished", NotificationLevel.Debug);
ProgressChanged(1, 1);
}
private void processInput(string value)
{
ShowProgress(50, 100);
//ShowStatusBarMessage("Converting input ...", NotificationLevel.Debug);
switch (settings.PresentationFormatSetting)
{
case StringDecoderSettings.PresentationFormat.Base64:
outputBytes = Convert.FromBase64String(value);
break;
case StringDecoderSettings.PresentationFormat.Octal:
outputBytes = ToByteArray(value, ".{1,3}", "[^0-7]", 8);
break;
case StringDecoderSettings.PresentationFormat.Decimal:
outputBytes = ToByteArray(value, ".{1,3}", "[^0-9]", 10);
break;
case StringDecoderSettings.PresentationFormat.Binary:
outputBytes = ToByteArray(value, ".{1,8}", "[^01]", 2);
break;
case StringDecoderSettings.PresentationFormat.Hex:
outputBytes = ToByteArray(value, ".{1,2}", "[^a-fA-F0-9]", 16);
break;
case StringDecoderSettings.PresentationFormat.Text:
default:
outputBytes = GetBytesForEncoding(value, settings.Encoding);
break;
}
outputStream = new CStreamWriter(outputBytes);
//ShowStatusBarMessage("Input converted.", NotificationLevel.Debug);
ShowProgress(100, 100);
OnPropertyChanged("OutputBytes");
OnPropertyChanged("OutputStream");
}
public void Execute()
{
if (string.IsNullOrWhiteSpace(settings.OpenFilename))
{
GuiLogMessage("No input file selected, can't proceed", NotificationLevel.Error);
return;
}
try
{
cstreamWriter = new CStreamWriter(settings.OpenFilename, true);
NotifyPropertyChange();
fileInputPresentation.makeUnaccesAble(false);
}
catch (FileNotFoundException ex)
{
GuiLogMessage(string.Format("File not found: '{0}'", settings.OpenFilename), NotificationLevel.Error);
}
}
