public static StreamReader OpenText(string filename, Encoding Enc)
{
Stream fStream;
int errorCode = FileStream.OpenFileRead(filename, out fStream);
return(errorCode != 0 ? null : new StreamReader(fStream, Enc));
}
public static int CheckFile(RvFile file, string directory)
{
string filename = Path.Combine(directory, file.Name);
string ext = Path.GetExtension(filename).ToLower();
if (ext != ".chd")
{
return(0);
}
if (file.Size < MaxHeader)
{
return(0);
}
Stream s;
int retval = FileStream.OpenFileRead(filename, out s);
if (retval != 0)
{
return(retval);
}
if (s == null)
{
return(1);
}
CheckFile(s, out file.AltSHA1, out file.AltMD5, out file.CHDVersion);
file.FileStatusSet(
(file.AltSHA1 != null ? FileStatus.AltSHA1FromHeader : 0) |
(file.AltMD5 != null ? FileStatus.AltMD5FromHeader : 0)
);
s.Close();
s.Dispose();
return(0);
}
public static int CheckFile(FileInfo ofile, out byte[] SHA1CHD, out byte[] MD5CHD, out uint?version)
{
SHA1CHD = null;
MD5CHD = null;
version = null;
string ext = Path.GetExtension(ofile.Name).ToLower();
if (ext != ".chd")
{
return(0);
}
if (ofile.Length < MaxHeader)
{
return(0);
}
Stream s;
int retval = FileStream.OpenFileRead(ofile.FullName, out s);
if (retval != 0)
{
return(retval);
}
if (s == null)
{
return(1);
}
CheckFile(s, out SHA1CHD, out MD5CHD, out version);
s.Close();
s.Dispose();
return(0);
}