public override ArcFile TryOpen(ArcView file)
{
if (!file.Name.HasExtension(".dat"))
{
return(null);
}
int count = file.View.ReadInt32(0) ^ SignatureKey;
if (!IsSaneCount(count))
{
return(null);
}
var scheme = QueryScheme(file.Name);
if (null == scheme)
{
return(null);
}
using (var index = new NcIndexReader(file, count))
{
var file_map = ReadFilenameMap(scheme);
var dir = index.Read(file_map);
if (null == dir)
{
return(null);
}
return(new ArcDatArchive(file, this, dir, scheme.Hash));
}
}
public override ArcFile TryOpen(ArcView file)
{
uint key = 0x8B6A4E5F;
int count = file.View.ReadInt32(4) ^ (int)key;
if (!IsSaneCount(count))
{
return(null);
}
var scheme = QueryScheme(file.Name);
if (null == scheme)
{
return(null);
}
using (var index = new NcIndexReader(file, count, key)
{
IndexPosition = 8
})
{
var file_map = ReadFilenameMap(scheme);
var dir = index.Read(file_map);
if (null == dir)
{
return(null);
}
return(new ArcDatArchive(file, this, dir, scheme.Hash));
}
}
public override ArcFile TryOpen(ArcView file)
{
uint key = 0x8B6A4E5F;
int count = file.View.ReadInt32(4) ^ (int)key;
if (!IsSaneCount(count))
{
return(null);
}
var scheme = QueryScheme(file.Name);
if (null == scheme)
{
return(null);
}
using (var index = new NcIndexReader(file, count, key)
{
IndexPosition = 8
})
return(index.Read(this, scheme));
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.Name.HasExtension(".dat"))
{
return(null);
}
int count = file.View.ReadInt32(0) ^ SignatureKey;
if (!IsSaneCount(count))
{
return(null);
}
var scheme = QueryScheme(file.Name);
if (null == scheme)
{
return(null);
}
using (var index = new NcIndexReader(file, count))
return(index.Read(this, scheme));
}