+
+sub set_believe
+{
+ my $self = shift;
+ my $call = uc shift;
+ $self->{believe} ||= [];
+ push @{$self->{believe}}, $call unless grep $_ eq $call, @{$self->{believe}};
+}
+
+sub unset_believe
+{
+ my $self = shift;
+ my $call = uc shift;
+ if (exists $self->{believe}) {
+ $self->{believe} = [grep {$_ ne $call} @{$self->{believe}}];
+ delete $self->{believe} unless @{$self->{believe}};
+ }
+}
+
+sub believe
+{
+ my $self = shift;
+ return exists $self->{believe} ? @{$self->{believe}} : ();
+}
+
+sub lastping
+{
+ my $self = shift;
+ my $call = shift;
+ $self->{lastping} ||= {};
+ $self->{lastping} = {} unless ref $self->{lastping};
+ my $b = $self->{lastping};
+ $b->{$call} = shift if @_;
+ return $b->{$call};
+}