$hash{'myhash'}->{ODIR} = %direc;

##</code><code>##

 $hash->{'myhash'}{ODIR} = ... 

##</code><code>##

 
print scalar %direc;

##</code><code>##

$hash->{'myhash'}{ODIR} = \%direc;

##</code><code>##

foreach (sort keys %{$hash->{myhash}{ODIR}}){
    print "$_ => $hash->{myhash}{ODIR}{$_}\n";
}