internal ZfsSymLink(Zpl zpl, ZfsDirectory parent, string name, DNode dn, SaAttributes attr)
: base(zpl, parent, name, dn, attr)
{
var bytes = attr.Get(zpl_attr_t.ZPL_SYMLINK);
PointsTo = Encoding.ASCII.GetString(bytes.Array, bytes.Offset, bytes.Count);
}
DateTime GetDateTime(SaAttributes attrs, zpl_attr_t attr)
{
var bytes = attrs.Get(attr);
ulong seconds = Program.ToStruct <ulong>(bytes.SubSegment(0, sizeof(ulong)));
ulong nanosecs = Program.ToStruct <ulong>(bytes.SubSegment(sizeof(ulong), sizeof(ulong)));
return(sEpoc.AddSeconds(seconds).AddTicks((long)(nanosecs / 100)));
}
internal ZfsItem(Zpl zpl, ZfsDirectory parent, string name, DNode dn, SaAttributes attrs)
{
this.mZpl = zpl;
this.Name = name;
this.Parent = parent;
this.mDn = dn;
if (mDn.Type != DmuType)
{
throw new NotSupportedException();
}
mMode = attrs.Get <long>(zpl_attr_t.ZPL_MODE);
CTIME = GetDateTime(attrs, zpl_attr_t.ZPL_CTIME);
MTIME = GetDateTime(attrs, zpl_attr_t.ZPL_MTIME);
ATIME = GetDateTime(attrs, zpl_attr_t.ZPL_ATIME);
}
internal ZfsDirectory(Zpl zpl, ZfsDirectory parent, string name, DNode dn, SaAttributes attr)
: base(zpl, parent, name, dn, attr)
{
}
internal ZfsDirectory(Zpl zpl, DNode dn, SaAttributes attr)
: base(zpl, null, "/", dn, attr)
{
this.Parent = this;
}
internal ZfsFile(Zpl zpl, ZfsDirectory parent, string name, DNode dn, SaAttributes attr)
: base(zpl, parent, name, dn, attr)
{
Length = attr.Get <long>(zpl_attr_t.ZPL_SIZE);
}
ZfsItemType GetFileType(SaAttributes attr)
{
var mode = attr.Get <long>(zpl_attr_t.ZPL_MODE);
return((ZfsItemType)((mode >> 12) & 0xf));
}
