private static void ReadBlocks(IReader reader, ContainerReader containerFile, TagContainer tags)
{
while (containerFile.NextBlock())
{
switch (containerFile.BlockName)
{
case "data":
// Data block
tags.AddDataBlock(ReadDataBlock(reader, containerFile.BlockVersion));
break;
case "tag!":
// Extracted tag
tags.AddTag(ReadTag(reader, containerFile.BlockVersion));
break;
case "ersp":
// Extracted Raw Resource Page
tags.AddExtractedResourcePage(ReadExtractedResourcePage(reader, containerFile.BlockVersion));
break;
case "rspg":
// Resource page
tags.AddResourcePage(ReadResourcePage(reader, containerFile.BlockVersion));
break;
case "rsrc":
// Resource info
tags.AddResource(ReadResource(reader, containerFile.BlockVersion));
break;
}
}
}
public WordCollection Read()
{
var result = new WordCollection();
var containerReader = new ContainerReader();
var text = containerReader.Read(ContainerName.MORPHOLOGICAL);
var splitText = text.Split(Environment.NewLine.ToCharArray()).Where(t => !string.IsNullOrEmpty(t)).Where(t => (t.Trim()[0] != '#'));
foreach (var row in splitText)
{
var cols = row.Split('\t');
var newWord = new Word()
{
Text = cols[0],
Root = new Word(cols[1]),
Morphologic = cols[2].Split('+').Select(m => new MorphologicItem(m)).ToList()
};
result.Add(newWord);
}
return(result);
}
public async Task WriteReadData()
{
const string fileName = "hello.txt";
Random rand = new Random(156);
byte[] data = new byte[1024 * 156];
rand.NextBytes(data);
IRsaCryptoAccessor p12CryptoAccessor = this.CreateAccesor();
using MemoryStream writeMs = new MemoryStream();
using (ContainerWriter writer = new ContainerWriter(writeMs, fileName, await p12CryptoAccessor.ExtractPublicCertificate()))
{
await writer.Write(data, 0, data.Length);
}
using MemoryStream readMs = new MemoryStream(writeMs.ToArray());
using (ContainerReader reader = new ContainerReader(readMs, p12CryptoAccessor))
{
string decodedFileName = await reader.ReadFileName();
Assert.AreEqual(fileName, decodedFileName, "Decoded file name");
using Stream contentStream = await reader.GetContentStream();
using MemoryStream buffer = new MemoryStream(data.Length + 10);
await contentStream.CopyToAsync(buffer);
byte[] decryptedData = buffer.ToArray();
Assert.AreEqual(data.Length, decryptedData.Length);
CollectionAssert.AreEquivalent(data, decryptedData);
}
}
private static Patch ReadBlocks(IReader reader, ContainerReader container)
{
var result = new Patch();
while (container.NextBlock())
{
switch (container.BlockName)
{
case "titl":
ReadPatchInfo(reader, container.BlockVersion, result);
break;
case "segm":
ReadSegmentChanges(reader, result);
break;
case "blfc":
ReadBlfInfo(reader, result);
break;
#region Deprecated
case "meta":
ReadMetaChanges(reader, result);
break;
case "locl":
ReadLocaleChanges(reader, result);
break;
#endregion Deprecated
}
}
return(result);
}
public static TagContainer ReadTagContainer(IReader reader)
{
var tags = new TagContainer();
var containerFile = new ContainerReader(reader);
if (!containerFile.NextBlock() || containerFile.BlockName != "tagc")
{
throw new ArgumentException("Not a valid tag container file");
}
containerFile.EnterBlock();
ReadBlocks(reader, containerFile, tags);
containerFile.LeaveBlock();
return(tags);
}
public static Patch LoadPatch(IReader reader)
{
var container = new ContainerReader(reader);
if (!container.NextBlock() || container.BlockName != "asmp")
{
throw new InvalidOperationException("Invalid assembly patch");
}
if (container.BlockVersion > 0)
{
throw new InvalidOperationException("Unrecognized patch version");
}
container.EnterBlock();
Patch patch = ReadBlocks(reader, container);
container.LeaveBlock();
return(patch);
}
public VorbisReader(Stream stream, bool closeStreamOnDispose)
: this()
{
BufferedReadStream bufferedReadStream = new BufferedReadStream(stream)
{
CloseBaseStream = closeStreamOnDispose
};
ContainerReader containerReader = new ContainerReader(bufferedReadStream, closeStreamOnDispose);
if (!LoadContainer(containerReader))
{
bufferedReadStream.Dispose();
throw new InvalidDataException("Could not determine container type!");
}
_containerReader = containerReader;
if (_decoders.Count == 0)
{
throw new InvalidDataException("No Vorbis data found!");
}
}
private static int DecryptFile(DecryptFileOptions opts)
{
string pkcs11LibPath = opts.LibPath ?? FindEidLibrary();
IBokPinProvider pinProvider = CreatePinpProvider(opts.UseConsolePin);
using EidRsaCryptoAccessor eidRsaCryptoAccessor = new EidRsaCryptoAccessor(pkcs11LibPath, pinProvider);
using FileStream inputFiletream = new FileStream(opts.EncryptedFile, FileMode.Open, FileAccess.Read);
using ContainerReader reader = new ContainerReader(inputFiletream, eidRsaCryptoAccessor);
string fileName = reader.ReadFileName().GetAwaiter().GetResult();
string outputFilePath = Path.Combine(Path.GetDirectoryName(opts.EncryptedFile), fileName);
using FileStream outputFiletream = new FileStream(outputFilePath, FileMode.Create, FileAccess.ReadWrite);
using Stream contentSrream = reader.GetContentStream().GetAwaiter().GetResult();
contentSrream.CopyTo(outputFiletream);
return(0);
}
private static void ReadBlocks(IReader reader, ContainerReader containerFile, TagContainer tags)
{
while (containerFile.NextBlock())
{
switch (containerFile.BlockName)
{
case "data":
// Data block
tags.AddDataBlock(ReadDataBlock(reader, containerFile.BlockVersion));
break;
case "tag!":
// Extracted tag
tags.AddTag(ReadTag(reader, containerFile.BlockVersion));
break;
case "ersp":
// Extracted Raw Resource Page
tags.AddExtractedResourcePage(ReadExtractedResourcePage(reader, containerFile.BlockVersion));
break;
case "rspg":
// Resource page
tags.AddResourcePage(ReadResourcePage(reader, containerFile.BlockVersion));
break;
case "rsrc":
// Resource info
tags.AddResource(ReadResource(reader, containerFile.BlockVersion));
break;
case "pdct":
// Prediction info
tags.AddPrediction(ReadPrediction(reader, containerFile.BlockVersion));
break;
case "sndc":
// Sound platform codec
tags.AddSoundCodec(ReadSoundCodec(reader, containerFile.BlockVersion));
break;
case "snpr":
// Sound pitch range
tags.AddSoundPitchRange(ReadSoundPitchRange(reader, containerFile.BlockVersion));
break;
case "snld":
// Sound language pitch range
tags.AddSoundLanguageDuration(ReadSoundLanguageDuration(reader, containerFile.BlockVersion));
break;
case "snpb":
// Sound playback parameter
tags.AddSoundPlayback(ReadSoundPlayback(reader, containerFile.BlockVersion));
break;
case "snsc":
// Sound scale
tags.AddSoundScale(ReadSoundScale(reader, containerFile.BlockVersion));
break;
case "spro":
// Sound promotion
tags.AddSoundPromotion(ReadSoundPromotion(reader, containerFile.BlockVersion));
break;
case "scpb":
// Sound custom playback
tags.AddSoundCustomPlayback(ReadSoundCustomPlayback(reader, containerFile.BlockVersion));
break;
case "snex":
// Sound extra info
tags.AddSoundExtraInfo(ReadSoundExtraInfo(reader, containerFile.BlockVersion));
break;
}
}
}
/// <summary>
/// Create a track to be placed in the list of a container's tracks.
/// </summary>
/// <param name="source">The container containing this track.</param>
/// <param name="trackNumber">The position of the track in the container's list of tracks.</param>
/// <remarks>The <paramref name="trackNumber"/> required for reading from the container.</remarks>
internal MatroskaTrack(ContainerReader source, int trackNumber) : base(source, trackNumber)
{
}
/// <summary>
/// Create a track to be placed in the list of a container's tracks.
/// </summary>
/// <param name="source">The container containing this track.</param>
/// <param name="trackNumber">The position of the track in the container's list of tracks.</param>
/// <remarks>The <paramref name="trackNumber"/> required for reading from the container.</remarks>
internal Track(ContainerReader source, int trackNumber)
{
Source = source;
this.trackNumber = trackNumber;
}
