public SignatureBuilder(IHashAlgorithm hashAlgorithm, IRollingChecksum rollingChecksumAlgorithm)
{
HashAlgorithm = hashAlgorithm;
RollingChecksumAlgorithm = rollingChecksumAlgorithm;
ChunkSize = DefaultChunkSize;
ProgressReport = null;
}
public Signature(IHashAlgorithm hashAlgorithm, IRollingChecksum rollingChecksumAlgorithm, short chunkSize)
{
HashAlgorithm = hashAlgorithm;
RollingChecksumAlgorithm = rollingChecksumAlgorithm;
Chunks = new List <ChunkSignature>();
ChunkSize = chunkSize;
}
public DeltaGenerator(IRollingChecksum checksumProvider, IHashAlgorithm hashProvider)
{
if (checksumProvider == null) throw new ArgumentNullException("checksumProvider");
if (hashProvider == null) throw new ArgumentNullException("hashProvider");
_initialized = false;
ChecksumProvider = checksumProvider;
HashProvider = hashProvider;
}
public void WriteMetadata(IHashAlgorithm hashAlgorithm, IRollingChecksum rollingChecksumAlgorithm)
{
signatureStream.Write(BinaryFormat.SignatureHeader);
signatureStream.Write(BinaryFormat.Version);
signatureStream.Write(hashAlgorithm.Name);
signatureStream.Write(rollingChecksumAlgorithm.Name);
signatureStream.Write(BinaryFormat.EndOfMetadata);
}
public void WriteMetadata(IHashAlgorithm hashAlgorithm, IRollingChecksum rollingChecksumAlgorithm, byte[] hash)
{
signatureStream.Write(BinaryFormat.SignatureHeader);
signatureStream.Write(BinaryFormat.Version);
signatureStream.Write(hashAlgorithm.Name);
signatureStream.Write(rollingChecksumAlgorithm.Name);
signatureStream.Write(BinaryFormat.EndOfMetadata);
}
public HashBlockGenerator(IRollingChecksum checksumProvider, IHashAlgorithm hashProvider, int blockSize)
{
if (checksumProvider == null) throw new ArgumentNullException("checksumProvider");
if (hashProvider == null) throw new ArgumentNullException("hashProvider");
if (blockSize <= 0) throw new ArgumentException("blockSize must be greater than zero");
ChecksumProvider = checksumProvider;
HashAlgorithm = hashProvider;
_blockSize = blockSize;
}
public DeltaGenerator(IRollingChecksum checksumProvider, IHashAlgorithm hashProvider)
{
if (checksumProvider == null)
{
throw new ArgumentNullException("checksumProvider");
}
if (hashProvider == null)
{
throw new ArgumentNullException("hashProvider");
}
_initialized = false;
ChecksumProvider = checksumProvider;
HashProvider = hashProvider;
}
public HashBlockGenerator(IRollingChecksum checksumProvider, IHashAlgorithm hashProvider, int blockSize)
{
if (checksumProvider == null)
{
throw new ArgumentNullException("checksumProvider");
}
if (hashProvider == null)
{
throw new ArgumentNullException("hashProvider");
}
if (blockSize <= 0)
{
throw new ArgumentException("blockSize must be greater than zero");
}
ChecksumProvider = checksumProvider;
HashAlgorithm = hashProvider;
_blockSize = blockSize;
}
public OctodiffSignatureBuilder(IHashAlgorithm hashAlgorithm, IRollingChecksum rollingChecksumAlgorithm)
{
HashAlgorithm = hashAlgorithm;
RollingChecksumAlgorithm = rollingChecksumAlgorithm;
ChunkSize = DefaultChunkSize;
}
public Signature(IHashAlgorithm hashAlgorithm, IRollingChecksum rollingChecksumAlgorithm)
{
HashAlgorithm = hashAlgorithm;
RollingChecksumAlgorithm = rollingChecksumAlgorithm;
Chunks = new List<ChunkSignature>();
}
public OctodiffSignature(IHashAlgorithm hashAlgorithm, IRollingChecksum rollingChecksumAlgorithm)
{
HashAlgorithm = hashAlgorithm;
RollingChecksumAlgorithm = rollingChecksumAlgorithm;
Chunks = new List <ChunkSignature>();
}
public static void ValidateSignature(Stream signatureStream, IHashAlgorithm hashAlgorithm, string baseFileHash, IRollingChecksum rollingAlgorithm)
{
signatureStream.Seek(0, SeekOrigin.Begin);
var sig = new SignatureReader(signatureStream, null).ReadSignature();
Assert.AreEqual(RsyncFormatType.FastRsync, sig.Type);
Assert.AreEqual(hashAlgorithm.Name, sig.HashAlgorithm.Name);
Assert.AreEqual(hashAlgorithm.Name, sig.Metadata.ChunkHashAlgorithm);
Assert.AreEqual(hashAlgorithm.HashLength, sig.HashAlgorithm.HashLength);
Assert.AreEqual(rollingAlgorithm.Name, sig.RollingChecksumAlgorithm.Name);
Assert.AreEqual(rollingAlgorithm.Name, sig.Metadata.RollingChecksumAlgorithm);
Assert.AreEqual("MD5", sig.Metadata.BaseFileHashAlgorithm);
Assert.AreEqual(baseFileHash, sig.Metadata.BaseFileHash);
}