Beispiel #1
0
        private static void ScanADir(string directory)
        {
            _bgw.ReportProgress(0, new bgwText("Scanning Dir : " + directory));
            DirectoryInfo di = new DirectoryInfo(directory);

            FileInfo[] fi = di.GetFiles();

            _bgw.ReportProgress(0, new bgwRange2Visible(true));
            _bgw.ReportProgress(0, new bgwSetRange2(fi.Count()));

            for (int j = 0; j < fi.Count(); j++)
            {

                if (_bgw.CancellationPending)
                    return;

                FileInfo f = fi[j];
                _bgw.ReportProgress(0, new bgwValue2(j));
                _bgw.ReportProgress(0, new bgwText2(f.Name));
                string ext = Path.GetExtension(f.Name);

                if (ext.ToLower() == ".zip")
                {
                    ZipFile fz = new ZipFile();
                    ZipReturn zr=fz.ZipFileOpen(f.FullName, f.LastWriteTime, true);
                    if (zr != ZipReturn.ZipGood)
                        continue;

                    fz.DeepScan();

                    int FileUsedCount = 0;

                    for (int i = 0; i < fz.LocalFilesCount(); i++)
                    {
                        Debug.WriteLine(fz.Filename(i));
                        RvFile tFile = new RvFile();
                        tFile.Size = fz.UncompressedSize(i);
                        tFile.CRC = fz.CRC32(i);
                        tFile.MD5 = fz.MD5(i);
                        tFile.SHA1 = fz.SHA1(i);
                        Debug.WriteLine("CRC " + VarFix.ToString(tFile.CRC));
                        Debug.WriteLine("MD5 " + VarFix.ToString(tFile.MD5));
                        Debug.WriteLine("SHA1 " + VarFix.ToString(tFile.SHA1));

                        FindStatus res = fileneededTest(tFile);

                        if (res == FindStatus.FileUnknown)
                            continue;

                        FileUsedCount++;

                        if (res != FindStatus.FoundFileInArchive)
                        {
                            GZip gz = new GZip();
                            gz.crc = tFile.CRC;
                            gz.md5Hash = tFile.MD5;
                            gz.sha1Hash = tFile.SHA1;
                            gz.uncompressedSize = tFile.Size;

                            bool isZipTrrntzip = (fz.ZipStatus == ZipStatus.TrrntZip);
                            ulong compressedSize;
                            ushort method;
                            Stream zds;

                            fz.ZipFileOpenReadStream(i, isZipTrrntzip, out zds, out compressedSize, out method);
                            gz.compressedSize = compressedSize;

                            string outfile = Getfilename(tFile.SHA1);
                            gz.WriteGZip(outfile, zds, isZipTrrntzip);
                            tFile.CompressedSize = gz.compressedSize;
                            fz.ZipFileCloseReadStream();

                            tFile.DBWrite();
                        }
                    }
                    fz.ZipFileClose();

                    if (delFiles && FileUsedCount == fz.LocalFilesCount())
                    {
                        File.SetAttributes(f.FullName,FileAttributes.Normal);
                        File.Delete(f.FullName);
                    }
                }
                else if (ext.ToLower() == ".gz")
                {
                    GZip gZipTest = new GZip();
                    ZipReturn errorcode = gZipTest.ReadGZip(f.FullName, true);
                    if (errorcode != ZipReturn.ZipGood)
                        continue;
                    RvFile tFile = new RvFile();
                    tFile.CRC = gZipTest.crc;
                    tFile.MD5 = gZipTest.md5Hash;
                    tFile.SHA1 = gZipTest.sha1Hash;
                    tFile.Size = gZipTest.uncompressedSize;

                    FindStatus res = fileneededTest(tFile);

                    if (res == FindStatus.FileUnknown)
                        continue;

                    if (res != FindStatus.FoundFileInArchive)
                    {
                        GZip gz = new GZip();
                        gz.crc = tFile.CRC;
                        gz.md5Hash = tFile.MD5;
                        gz.sha1Hash = tFile.SHA1;
                        gz.uncompressedSize = tFile.Size;

                        Stream ds;
                        gZipTest.GetStream(out ds);
                        string outfile = Getfilename(tFile.SHA1);
                        gz.WriteGZip(outfile, ds, false);
                        ds.Close();
                        ds.Dispose();

                        gZipTest.Close();
                        tFile.CompressedSize = gz.compressedSize;
                        tFile.DBWrite();
                    }

                    if (delFiles)
                    {
                        File.SetAttributes(f.FullName, FileAttributes.Normal);
                        File.Delete(f.FullName);
                    }
                }
                else
                {
                    RvFile tFile = new RvFile();
                    int errorcode = UnCompFiles.CheckSumRead(f.FullName, true, out tFile.CRC, out tFile.MD5, out tFile.SHA1, out tFile.Size);

                    if (errorcode != 0)
                        continue;

                    // test if needed.
                    FindStatus res = fileneededTest(tFile);

                    if (res == FindStatus.FileUnknown)
                        continue;

                    if (res != FindStatus.FoundFileInArchive)
                    {
                        GZip gz = new GZip();
                        gz.crc = tFile.CRC;
                        gz.md5Hash = tFile.MD5;
                        gz.sha1Hash = tFile.SHA1;
                        gz.uncompressedSize = tFile.Size;

                        Stream ds;
                        int errorCode = IO.FileStream.OpenFileRead(f.FullName, out ds);
                        string outfile = Getfilename(tFile.SHA1);
                        gz.WriteGZip(outfile, ds, false);
                        ds.Close();
                        ds.Dispose();

                        tFile.CompressedSize = gz.compressedSize;
                        tFile.DBWrite();
                    }

                    if (delFiles)
                    {
                        File.SetAttributes(f.FullName, FileAttributes.Normal);
                        File.Delete(f.FullName);
                    }
                }

            }

            DirectoryInfo[] childdi = di.GetDirectories();
            foreach (DirectoryInfo d in childdi)
            {
                if (_bgw.CancellationPending)
                    return;
                ScanADir(d.FullName);
            }

            if (directory!=rootDir && IsDirectoryEmpty(directory))
                Directory.Delete(directory);
        }
Beispiel #2
0
        private static void ScanAFile(FileInfo f)
        {
            Debug.WriteLine(f.FullName);

            Stream fStream;
            int errorCode = IO.FileStream.OpenFileRead(f.FullName, out fStream);
            if (errorCode != 0)
                return;

            int offset;
            FileType foundFileType = FileHeaderReader.GetType(fStream, out offset);

            RvFile tFile = UnCompFiles.CheckSumRead(fStream, offset);
            tFile.AltType = foundFileType;

            if (foundFileType == FileType.CHD)
            {
                // need to validate check the CHD file
            }

            // test if needed.
            FindStatus res = fileneededTest(tFile);

            if (res == FindStatus.FileNeededInArchive)
            {
                Debug.WriteLine("Reading file as "+tFile.SHA1);
                GZip gz = new GZip();
                gz.crc = tFile.CRC;
                gz.md5Hash = tFile.MD5;
                gz.sha1Hash = tFile.SHA1;
                gz.uncompressedSize = tFile.Size;

                Stream ds;
                IO.FileStream.OpenFileRead(f.FullName, out ds);
                string outfile = Getfilename(tFile.SHA1);
                gz.WriteGZip(outfile, ds, false);
                ds.Close();
                ds.Dispose();

                tFile.DBWrite();
            }

            if (foundFileType == FileType.ZIP)
            {
                ZipFile fz = new ZipFile();
                fz.ZipFileOpen(f.FullName, f.LastWriteTime, true);
                {
                    for (int i = 0; i < fz.LocalFilesCount(); i++)
                    {
                        // this needs to go back into the Zip library.
                        int Buffersize = 1024 * 1024;
                        byte[] _buffer = new byte[Buffersize];
                        Stream stream;
                        ulong streamSize;
                        ushort compressionMethod;
                        fz.ZipFileOpenReadStream(i, false, out stream, out streamSize, out compressionMethod);
                        string file = @"C:\RomVaultX\" + Guid.NewGuid();
                        Stream Fs;
                        IO.FileStream.OpenFileWrite(file, out Fs);
                        ulong sizetogo = streamSize;
                        while (sizetogo > 0)
                        {
                            int sizenow = sizetogo > (ulong)Buffersize ? Buffersize : (int)sizetogo;
                            stream.Read(_buffer, 0, sizenow);
                            Fs.Write(_buffer, 0, sizenow);
                            sizetogo -= (ulong)sizenow;
                        }
                        Fs.Close();
                        stream.Close();

                        FileInfo fi = new FileInfo(file);
                        ScanAFile(fi);
                        File.Delete(file);
                    }
                }
            }
            if (foundFileType == FileType.GZ)
            {

            }
        }