public void ApplyDelta(byte[] delta)
{
if (delta.Length == 0)
{
return;
}
var path = GetFullPath();
var tempPath = System.IO.Path.Combine(System.IO.Path.GetTempPath(), System.IO.Path.GetTempFileName());
using (var fs = System.IO.File.OpenRead(path))
{
using (var fsout = new FileStream(tempPath, FileMode.Create))
{
using (var deltaStream = new MemoryStream(delta))
{
var deltaReader = new Octodiff.Core.BinaryDeltaReader(new MemoryStream(delta), LogProgressReporter.Get());
var deltaApplier = new Octodiff.Core.DeltaApplier {
SkipHashCheck = true
};
deltaApplier.Apply(fs, deltaReader, fsout);
}
}
}
//move temp to original
System.IO.File.Copy(tempPath, path, overwrite: true);
}
public byte[] CreateDelta(byte[] signature)
{
using (var fs = System.IO.File.OpenRead(GetFullPath()))
{
using (var deltaStream = new System.IO.MemoryStream())
{
using (var signatureStream = new System.IO.MemoryStream(signature)) {
var signatureReader = new Octodiff.Core.SignatureReader(signatureStream, LogProgressReporter.Get());
var deltaWriter = new Octodiff.Core.AggregateCopyOperationsDecorator(new Octodiff.Core.BinaryDeltaWriter(deltaStream));
var deltaBuilder = new Octodiff.Core.DeltaBuilder();
deltaBuilder.BuildDelta(fs, signatureReader, deltaWriter);
return(deltaStream.ToArray());
}
}
}
}
