7 # (c) 2004 Straylight/Edgeware
10 #----- Licensing notice -----------------------------------------------------
12 # This file is part of the Perl interface to Catacomb.
14 # Catacomb/Perl is free software; you can redistribute it and/or modify
15 # it under the terms of the GNU General Public License as published by
16 # the Free Software Foundation; either version 2 of the License, or
17 # (at your option) any later version.
19 # Catacomb/Perl is distributed in the hope that it will be useful,
20 # but WITHOUT ANY WARRANTY; without even the implied warranty of
21 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 # GNU General Public License for more details.
24 # You should have received a copy of the GNU General Public License
25 # along with Catacomb/Perl; if not, write to the Free Software Foundation,
26 # Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 #----- Key data -------------------------------------------------------------
30 package Catacomb::Key::Data::StructTie;
34 sub TIEHASH { bless [$_[1], []], $_[0]; }
35 sub FETCH { $_[0][0]->find($_[1]); }
36 sub EXISTS { !!$_[0][0]->find($_[1]); }
37 sub DELETE { $_[0][0]->del($_[1]); }
38 sub STORE { $_[0][0]->find($_[1], $_[2]); }
43 my $i = $kd->iterate();
44 $kd->del($k) while my $k = $i->next();
51 my $i = $kd->iterate();
53 while (my $k = $i->next()) {
59 sub NEXTKEY { shift(@{$_[0][1]}); }
61 package Catacomb::Key::Data::Structured;
62 sub open { my %h; tie %h, Catacomb::Key::Data::StructTie, $_[0]; \%h; }
64 foreach $i (qw(Binary Encrypted MP EC String Structured)) {
65 @{"Catacomb::Key::Data::${i}::ISA"} = qw(Catacomb::Key::Data);
68 #----- Actual keys ----------------------------------------------------------
70 package Catacomb::Key::Attrs;
73 sub TIEHASH { bless [$_[1], []], $_[0]; }
74 sub FETCH { $_[0][0]->getattr($_[1]); }
75 sub EXISTS { defined($_[0][0]->getattr($_[1])); }
76 sub STORE { $_[0][0]->putattr($_[1], $_[2]); }
77 sub DELETE { $_[0][0]->putattr($_[1]); }
81 my $i = $k->attriter();
83 while (my $a = $i->next()) { push(@a, $a); }
87 sub NEXTKEY { shift(@{$_[0][1]}); }
89 package Catacomb::Key;
92 croak("Usage: Catacomb::Key::attrs(k)") unless @_ == 1;
94 tie %a, Catacomb::Key::Attrs, @_;
98 #----- That's all, folks ----------------------------------------------------