public static void FromAFile(RvFile file, string directory, EScanLevel eScanLevel, ThreadWorker bgw, ref bool fileErrorAbort)
{
_bgw = bgw;
string filename = Path.Combine(directory, string.IsNullOrWhiteSpace(file.FileName) ? file.Name : file.FileName);
ICompress fileToScan = new Compress.File.File();
ZipReturn zr = fileToScan.ZipFileOpen(filename, file.FileModTimeStamp);
if (zr == ZipReturn.ZipFileLocked)
{
file.GotStatus = GotStatus.FileLocked;
return;
}
if (zr != ZipReturn.ZipGood)
{
string error = zr.ToString();
if (error.ToLower().StartsWith("zip"))
{
error = error.Substring(3);
}
ReportError.Show($"File: {filename} Error: {error}. Scan Aborted.");
file.GotStatus = GotStatus.FileLocked;
fileErrorAbort = true;
return;
}
if (_fs == null)
{
_fs = new FileScan();
}
List <FileScan.FileResults> fr = _fs.Scan(fileToScan, true, eScanLevel == EScanLevel.Level2 || eScanLevel == EScanLevel.Level3);
file.HeaderFileType = fr[0].HeaderFileType;
file.Size = fr[0].Size;
file.CRC = fr[0].CRC;
file.SHA1 = fr[0].SHA1;
file.MD5 = fr[0].MD5;
file.AltSize = fr[0].AltSize;
file.AltCRC = fr[0].AltCRC;
file.AltSHA1 = fr[0].AltSHA1;
file.AltMD5 = fr[0].AltMD5;
file.FileStatusSet(
FileStatus.SizeVerified |
(file.HeaderFileType != HeaderFileType.Nothing ? FileStatus.HeaderFileTypeFromHeader : 0) |
(file.CRC != null ? FileStatus.CRCVerified : 0) |
(file.SHA1 != null ? FileStatus.SHA1Verified : 0) |
(file.MD5 != null ? FileStatus.MD5Verified : 0) |
(file.AltSize != null ? FileStatus.AltSizeVerified : 0) |
(file.AltCRC != null ? FileStatus.AltCRCVerified : 0) |
(file.AltSHA1 != null ? FileStatus.AltSHA1Verified : 0) |
(file.AltMD5 != null ? FileStatus.AltMD5Verified : 0)
);
if (fr[0].HeaderFileType == HeaderFileType.CHD)
{
bool deepCheck = (eScanLevel == EScanLevel.Level2 || eScanLevel == EScanLevel.Level3);
CHD.fileProcess = FileProcess;
CHD.fileProgress = FileProgress;
CHD.fileSystemError = FileSystemError;
CHD.fileError = FileError;
CHD.generalError = GeneralError;
hdErr result = CHD.CheckFile(file.Name, directory, Settings.isLinux, ref deepCheck, out uint?chdVersion, out byte[] chdSHA1, out byte[] chdMD5, ref fileErrorAbort);
switch (result)
{
case hdErr.HDERR_NONE:
file.CHDVersion = chdVersion;
if (chdSHA1 != null)
{
file.AltSHA1 = chdSHA1;
file.FileStatusSet(FileStatus.AltSHA1FromHeader);
if (deepCheck)
{
file.FileStatusSet(FileStatus.AltSHA1Verified);
}
}
if (chdMD5 != null)
{
file.AltMD5 = chdMD5;
file.FileStatusSet(FileStatus.AltMD5FromHeader);
if (deepCheck)
{
file.FileStatusSet(FileStatus.AltMD5Verified);
}
}
break;
case hdErr.HDERR_OUT_OF_MEMORY:
case hdErr.HDERR_INVALID_FILE:
case hdErr.HDERR_INVALID_DATA:
case hdErr.HDERR_READ_ERROR:
case hdErr.HDERR_DECOMPRESSION_ERROR:
case hdErr.HDERR_CANT_VERIFY:
file.GotStatus = GotStatus.Corrupt;
break;
default:
ReportError.UnhandledExceptionHandler(result.ToString());
break;
}
}
fileToScan.ZipFileClose();
}
