/// <inheritdoc/>
public byte[] Read(IDataStorerEntry entry)
{
Validation.NotNull("Entry", entry);
ZipReadOnlyStorerEntry zip64Entry = entry as ZipReadOnlyStorerEntry;
if (zip64Entry == null)
{
throw new InvalidEntryException(entry.Path);
}
byte[] data = null;
int count = (int)zip64Entry.Size;
if (zip64Entry.CompressionMethod == CompressionMethod.Store)
{
data = new byte[count];
Buffer.BlockCopy(this.zipFileData, (int)zip64Entry.FileOffset, data, 0, count);
}
else
{
data = ZLibUtils.Inflate(this.zipFileData, (int)zip64Entry.FileOffset, (int)zip64Entry.CompressedSize, count);
}
if (zip64Entry.CRC32 != CRC32.Calculate(data))
{
throw new InvalidEntryException(entry.Path);
}
return(data);
}
/// <inheritdoc/>
public byte[] Read(IDataStorerEntry entry)
{
Validation.NotNull("Entry", entry);
BinaryReadOnlyStorerEntry binaryEntry = entry as BinaryReadOnlyStorerEntry;
if (binaryEntry == null)
{
throw new InvalidEntryException(entry.Path);
}
byte[] data = null;
int count = (int)binaryEntry.CompressedSize;
if (binaryEntry.CompressionMethod == CompressionMethod.Store)
{
data = new byte[count];
Buffer.BlockCopy(this.binaryData, binaryEntry.FileOffset, data, 0, count);
}
else
{
data = ZLibUtils.Inflate(this.binaryData, binaryEntry.FileOffset, binaryEntry.CompressedSize);
}
return(data);
}
public void Inflate_WithOffsetAndCount_Bytes()
{
byte[] data = new byte[] { 0, 0, 251, 255, 31, 0, 0, 0 };
byte[] expected = new byte[] { 255, 255 };
byte[] inflated = ZLibUtils.Inflate(data, 2, 4);
Assert.True(expected.SequenceEqual(inflated));
}
public void Deflate_WithOffsetAndCount_Bytes()
{
byte[] data = new byte[] { 255, 255, 255, 255 };
byte[] expected = new byte[] { 251, 255, 31, 0 };
byte[] deflated = ZLibUtils.Deflate(data, 1, 2);
Assert.True(expected.SequenceEqual(deflated));
}
public void DeflateInflate_WithOffsetAndCount_Bytes()
{
byte[] data = ArrayUtils.CreateArray((byte)255, 100);
Assert.True(data.Skip(10).Take(80).SequenceEqual(ZLibUtils.Inflate(ZLibUtils.Deflate(data, 10, 80))));
}