mirror of
https://github.com/berkeleydb/libdb.git
synced 2024-11-17 01:26:25 +00:00
141 lines
3.3 KiB
Perl
Executable file
141 lines
3.3 KiB
Perl
Executable file
#!/usr/local/bin/perl
|
|
|
|
# Name: dbinfo -- identify berkeley DB version used to create
|
|
# a database file
|
|
#
|
|
# Author: Paul Marquess <Paul.Marquess@btinternet.com>
|
|
# Version: 1.07
|
|
# Date 2nd April 2011
|
|
#
|
|
# Copyright (c) 1998-2011 Paul Marquess. All rights reserved.
|
|
# This program is free software; you can redistribute it and/or
|
|
# modify it under the same terms as Perl itself.
|
|
|
|
# Todo: Print more stats on a db file, e.g. no of records
|
|
# add log/txn/lock files
|
|
|
|
use strict ;
|
|
|
|
my %Data =
|
|
(
|
|
0x053162 => # DB_BTREEMAGIC
|
|
{
|
|
Type => "Btree",
|
|
Versions => # DB_BTREEVERSION
|
|
{
|
|
1 => [0, "Unknown (older than 1.71)"],
|
|
2 => [0, "Unknown (older than 1.71)"],
|
|
3 => [0, "1.71 -> 1.85, 1.86"],
|
|
4 => [0, "Unknown"],
|
|
5 => [0, "2.0.0 -> 2.3.0"],
|
|
6 => [0, "2.3.1 -> 2.7.7"],
|
|
7 => [0, "3.0.x"],
|
|
8 => [0, "3.1.x -> 4.0.x"],
|
|
9 => [1, "4.1.x or greater"],
|
|
}
|
|
},
|
|
0x061561 => # DB_HASHMAGIC
|
|
{
|
|
Type => "Hash",
|
|
Versions => # DB_HASHVERSION
|
|
{
|
|
1 => [0, "Unknown (older than 1.71)"],
|
|
2 => [0, "1.71 -> 1.85"],
|
|
3 => [0, "1.86"],
|
|
4 => [0, "2.0.0 -> 2.1.0"],
|
|
5 => [0, "2.2.6 -> 2.7.7"],
|
|
6 => [0, "3.0.x"],
|
|
7 => [0, "3.1.x -> 4.0.x"],
|
|
8 => [1, "4.1.x or greater"],
|
|
9 => [1, "4.6.x or greater"],
|
|
}
|
|
},
|
|
0x042253 => # DB_QAMMAGIC
|
|
{
|
|
Type => "Queue",
|
|
Versions => # DB_QAMVERSION
|
|
{
|
|
1 => [0, "3.0.x"],
|
|
2 => [0, "3.1.x"],
|
|
3 => [0, "3.2.x -> 4.0.x"],
|
|
4 => [1, "4.1.x or greater"],
|
|
}
|
|
},
|
|
0x074582 => # DB_HEAPMAGIC
|
|
{
|
|
Type => "Heap",
|
|
Versions => # DB_HEAPVERSION
|
|
{
|
|
1 => [1, "5.2.x"],
|
|
}
|
|
},
|
|
) ;
|
|
|
|
die "Usage: dbinfo file\n" unless @ARGV == 1 ;
|
|
|
|
print "testing file $ARGV[0]...\n\n" ;
|
|
open (F, "<$ARGV[0]") or die "Cannot open file $ARGV[0]: $!\n" ;
|
|
|
|
my $buff ;
|
|
read F, $buff, 30 ;
|
|
|
|
|
|
my (@info) = unpack("NNNNNNC", $buff) ;
|
|
my (@info1) = unpack("VVVVVVC", $buff) ;
|
|
my ($magic, $version, $endian, $encrypt) ;
|
|
|
|
if ($Data{$info[0]}) # first try DB 1.x format, big endian
|
|
{
|
|
$magic = $info[0] ;
|
|
$version = $info[1] ;
|
|
$endian = "Big Endian" ;
|
|
$encrypt = "Not Supported";
|
|
}
|
|
elsif ($Data{$info1[0]}) # first try DB 1.x format, little endian
|
|
{
|
|
$magic = $info1[0] ;
|
|
$version = $info1[1] ;
|
|
$endian = "Little Endian" ;
|
|
$encrypt = "Not Supported";
|
|
}
|
|
elsif ($Data{$info[3]}) # next DB 2.x big endian
|
|
{
|
|
$magic = $info[3] ;
|
|
$version = $info[4] ;
|
|
$endian = "Big Endian" ;
|
|
}
|
|
elsif ($Data{$info1[3]}) # next DB 2.x little endian
|
|
{
|
|
$magic = $info1[3] ;
|
|
$version = $info1[4] ;
|
|
$endian = "Little Endian" ;
|
|
}
|
|
else
|
|
{ die "not a Berkeley DB database file.\n" }
|
|
|
|
my $type = $Data{$magic} ;
|
|
$magic = sprintf "%06X", $magic ;
|
|
|
|
my $ver_string = "Unknown" ;
|
|
|
|
if ( defined $type->{Versions}{$version} )
|
|
{
|
|
$ver_string = $type->{Versions}{$version}[1];
|
|
if ($type->{Versions}{$version}[0] )
|
|
{ $encrypt = $info[6] ? "Enabled" : "Disabled" }
|
|
else
|
|
{ $encrypt = "Not Supported" }
|
|
}
|
|
|
|
print <<EOM ;
|
|
File Type: Berkeley DB $type->{Type} file.
|
|
File Version ID: $version
|
|
Built with Berkeley DB: $ver_string
|
|
Byte Order: $endian
|
|
Magic: $magic
|
|
Encryption: $encrypt
|
|
EOM
|
|
|
|
close F ;
|
|
|
|
exit ;
|