--- deliantra/Deliantra-Client/DC/DB.pm	2007/07/12 17:56:51	1.9
+++ deliantra/Deliantra-Client/DC/DB.pm	2007/07/29 04:14:45	1.13
@@ -26,8 +26,9 @@
 
 our $DB_HOME = "$Crossfire::VARDIR/cfplus-$BerkeleyDB::db_version-$Config{archname}";
 
-sub path_of($) {
-   "$DB_HOME/data-$_[0]"
+sub path_of_res($) {
+   utf8::downgrade $_[0]; # bug in unpack "H*"
+   "$DB_HOME/res-data-" . unpack "H*", $_[0]
 }
 
 sub sync {
@@ -56,6 +57,10 @@
    CFPlus::DB::Server::req (write_file => @_);
 }
 
+sub prefetch_file($$$) {
+   CFPlus::DB::Server::req (prefetch_file => @_);
+}
+
 our $tilemap;
 
 sub get_tile_id_sync($) {
@@ -273,7 +278,7 @@
 
    utf8::downgrade $file;
    utf8::downgrade $data;
-   open my $fh, ">:raw", CFPlus::DB::path_of $file
+   open my $fh, ">:raw", $file
       or return;
    print $fh $data;
    close $fh;
@@ -281,6 +286,17 @@
    1
 }
 
+sub do_prefetch_file {
+   my ($file, $size) = @_;
+
+   utf8::downgrade $file;
+   open my $fh, "<:raw", $file
+      or return;
+   sysread $fh, my $buf, $size;
+
+   1
+}
+
 sub run {
    ($FH, my $fh) = CFPlus::socketpipe;
 
@@ -334,7 +350,7 @@
 
    $CB{die} = sub { die shift };
 
-   $fh_r_watcher = AnyEvent->io (fh => $FH, poll => 'r', cb => \&fh_read);
+   $fh_r_watcher = AnyEvent->io (fh => $FH, poll => 'r', nice => 1, cb => \&fh_read);
 
    sync_tick;
 }