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MyASPN >> Mail Archive >> php-dev
php-dev
#38698 [Asn]: for some keys cdbmake creates corrupted db and cdb can't read valid db.
by helly other posts by this author
Oct 31 2006 4:13PM messages near this date
#38698 [Asn->Csd]: for some keys cdbmake creates corrupted db and cdb can't read valid db. | #38698 [Opn->Asn]: for some keys cdbmake creates corrupted db and cdb can't read valid db.
ID:               38698
 Updated by:       helly@[...].net
 Reported By:      oleg1917 at mail dot ru
 Status:           Assigned
 Bug Type:         DBM/DBA related
-Operating System: centos 4.3
+Operating System: *
-PHP Version:      5.1.6
+PHP Version:      5.2.0
 Assigned To:      helly
 New Comment:

Fixed in head, will get fixed in 5.2.1


Previous Comments:
------------------------------------------------------------------------

[2006-09-12 16:40:40] oleg1917 at mail dot ru

this one http://kudiz.com/129test.cdb
is created by Bernstein's cdbmake utility.

------------------------------------------------------------------------

[2006-09-12 15:25:31] iliaa@[...].net

That's the PHP generated db, do you have the one made outside 
of PHP?

------------------------------------------------------------------------

[2006-09-05 15:07:04] oleg1917 at mail dot ru

here is it http://kudiz.com/129php.cdb

i've got the same result on several boxes with centos 4.x, trustix 2.x
distros and php 5.1.x

------------------------------------------------------------------------

[2006-09-05 14:38:35] iliaa@[...].net

Can you please provide a copy of the 129php.cdb file.

------------------------------------------------------------------------

[2006-09-03 13:16:08] oleg1917 at mail dot ru

Description:
------------
i used integer numbers packed into binary strings as keys.
for some numbers dba's cdbmake handler produces files that can't be
read by Bernshtein's tools like cdbtest and CPAN's perl module
CDB_File. And vice versa files produced by Bernshtein's cdbmake and
CPAN's perl module CDB_File can't be read by dba's cdb handler.

Reproduce code:
---------------
<?php
        $handler = 'cdb_make';
        $db_file = '129php.cdb';
        echo "database handler: $handler\n";
        // print md5 checksum of 129test.cdb which is generated by
cdb_make program
        var_dump(md5_file(dirname(__FILE__).'/129test.cdb'));
        if (($db_make=dba_open($db_file, "n", $handler))!==FALSE) {
                dba_insert(pack('i',129), "Booo!", $db_make);
                dba_close($db_make);
                // write md5 checksum of generated database file
                var_dump(md5_file($db_file));
        } else {
                echo "Error creating database\n";
        }
?> 

Expected result:
----------------
database handler: cdb_make
string(32) "1f34b74bde3744265acfc21e0f30af95"
string(32) "1f34b74bde3744265acfc21e0f30af95"

Actual result:
--------------
database handler: cdb_make
string(32) "1f34b74bde3744265acfc21e0f30af95"
string(32) "b9ee8bfe966a01e287f8aa45b3fcc958"


------------------------------------------------------------------------


-- 
Edit this bug report at http://bugs.php.net/?id=38698&edit=1
Thread:
Oleg1917 At Mail Dot Ru
helly
helly
bjori
Oleg1917 At Mail Dot Ru
iliaa
tony2001
iliaa
Oleg1917 At Mail Dot Ru

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