3 # Name: dbinfo -- identify berkeley DB version used to create
6 # Author: Paul Marquess <Paul.Marquess@btinternet.com>
8 # Date 1sh November 2003
10 # Copyright (c) 1998-2003 Paul Marquess. All rights reserved.
11 # This program is free software; you can redistribute it and/or
12 # modify it under the same terms as Perl itself.
14 # Todo: Print more stats on a db file, e.g. no of records
15 # add log/txn/lock files
25 1 => [0, "Unknown (older than 1.71)"],
26 2 => [0, "Unknown (older than 1.71)"],
27 3 => [0, "1.71 -> 1.85, 1.86"],
29 5 => [0, "2.0.0 -> 2.3.0"],
30 6 => [0, "2.3.1 -> 2.7.7"],
32 8 => [0, "3.1.x -> 4.0.x"],
33 9 => [1, "4.1.x or greater"],
40 1 => [0, "Unknown (older than 1.71)"],
41 2 => [0, "1.71 -> 1.85"],
43 4 => [0, "2.0.0 -> 2.1.0"],
44 5 => [0, "2.2.6 -> 2.7.7"],
46 7 => [0, "3.1.x -> 4.0.x"],
47 8 => [1, "4.1.x or greater"],
56 3 => [0, "3.2.x -> 4.0.x"],
57 4 => [1, "4.1.x or greater"],
62 die "Usage: dbinfo file\n" unless @ARGV == 1 ;
64 print "testing file $ARGV[0]...\n\n" ;
65 open (F, "<$ARGV[0]") or die "Cannot open file $ARGV[0]: $!\n" ;
71 my (@info) = unpack("NNNNNNC", $buff) ;
72 my (@info1) = unpack("VVVVVVC", $buff) ;
73 my ($magic, $version, $endian, $encrypt) ;
75 if ($Data{$info[0]}) # first try DB 1.x format, big endian
79 $endian = "Big Endian" ;
80 $encrypt = "Not Supported";
82 elsif ($Data{$info1[0]}) # first try DB 1.x format, little endian
85 $version = $info1[1] ;
86 $endian = "Little Endian" ;
87 $encrypt = "Not Supported";
89 elsif ($Data{$info[3]}) # next DB 2.x big endian
93 $endian = "Big Endian" ;
95 elsif ($Data{$info1[3]}) # next DB 2.x little endian
98 $version = $info1[4] ;
99 $endian = "Little Endian" ;
102 { die "not a Berkeley DB database file.\n" }
104 my $type = $Data{$magic} ;
105 $magic = sprintf "%06X", $magic ;
107 my $ver_string = "Unknown" ;
109 if ( defined $type->{Versions}{$version} )
111 $ver_string = $type->{Versions}{$version}[1];
112 if ($type->{Versions}{$version}[0] )
113 { $encrypt = $info[6] ? "Enabled" : "Disabled" }
115 { $encrypt = "Not Supported" }
119 File Type: Berkeley DB $type->{Type} file.
120 File Version ID: $version
121 Built with Berkeley DB: $ver_string