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Difference between pages "Libesedb" and "Windows SuperFetch Format"

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{{Infobox_Software |
+
{{expand}}
  name = libesedb |
+
  maintainer = [[Joachim Metz]] |
+
  os = [[Linux]], [[FreeBSD]], [[NetBSD]], [[OpenBSD]], [[Mac OS X]], [[Windows]] |
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  genre = {{Analysis}} |
+
  license = {{LGPL}} |
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  website = [http://libesedb.sourceforge.net libesedb.sourceforge.net] |
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}}
+
  
The '''libesedb''' package contains a library and applications to read  the [[Extensible Storage Engine (ESE) Database File (EDB) format | EDB File]] format.
+
== MEMO file ==
 +
Some of the <tt>Ag*.db</tt> files are MEMO files.
  
== History ==
+
The MEMO file consists of:
 +
* file header
 +
* compressed blocks
  
Libesedb was created by [[Joachim Metz]] in 2009, while working for [http://en.hoffmannbv.nl/ Hoffmann Investigations].
+
=== File header ===
 +
The file header is 84 bytes of size and consists of:
 +
{| class="wikitable"
 +
|-
 +
! Offset
 +
! Size
 +
! Value
 +
! Description
 +
|-
 +
| 0
 +
| 4
 +
| 0x304D454D ("MEM0") or 0x4F4D454D ("MEMO")
 +
| Signature
 +
|-
 +
| 4
 +
| 4
 +
|
 +
| Uncompressed (total) data size
 +
|-
 +
|}
  
== Tools ==  
+
=== Compressed blocks ===
The libesedb package contains the following tools:  
+
The file header is followed by compressed blocks:
* '''esedbexport''', which exports the items stored in ESE database files.
+
{| class="wikitable"
* '''esedbinfo''', which shows the information about ESE database files.  
+
|-
 +
! Offset
 +
! Size
 +
! Value
 +
! Description
 +
|-
 +
| 0
 +
| 4
 +
|
 +
| Compressed data size
 +
|-
 +
| 4
 +
| ...
 +
|
 +
| Compressed data
 +
|-
 +
|}
 +
 
 +
=== Uncompressed data ===
 +
<b>TODO</b>
 +
 
 +
== TRX file ==
 +
The <tt>Ag*.db.trx</tt> files are TRX files.
 +
 
 +
<b>Note that the following format specification is incomplete.</b>
 +
 
 +
=== File header ===
 +
The file header is 84 bytes of size and consists of:
 +
{| class="wikitable"
 +
|-
 +
! Offset
 +
! Size
 +
! Value
 +
! Description
 +
|-
 +
| 0
 +
| 4
 +
| 1
 +
| Unknown (Version?)
 +
|-
 +
| 4
 +
| 4
 +
|
 +
| Unknown
 +
|-
 +
| 8
 +
| 4
 +
|
 +
| File size
 +
|-
 +
| 12
 +
| 4
 +
|
 +
| Unknown (Record count?)
 +
|-
 +
| 16
 +
| 4
 +
|
 +
| Unknown (Record count?)
 +
|-
 +
| 20
 +
| 4
 +
|
 +
| Unknown (Records offset or file header size)
 +
|-
 +
|}
 +
 
 +
== See Also ==
 +
* [[SuperFetch]]
  
 
== External Links ==
 
== External Links ==
 +
* [http://blog.rewolf.pl/blog/?p=214 Windows SuperFetch file format – partial specification], by ReWolf, October 5, 2011
  
* [http://libesedb.sourceforge.net/ libesedb project site]
+
[[Category:File Formats]]

Revision as of 05:28, 15 April 2014

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Please help to improve this article by expanding it.
Further information might be found on the discussion page.

MEMO file

Some of the Ag*.db files are MEMO files.

The MEMO file consists of:

  • file header
  • compressed blocks

File header

The file header is 84 bytes of size and consists of:

Offset Size Value Description
0 4 0x304D454D ("MEM0") or 0x4F4D454D ("MEMO") Signature
4 4 Uncompressed (total) data size

Compressed blocks

The file header is followed by compressed blocks:

Offset Size Value Description
0 4 Compressed data size
4 ... Compressed data

Uncompressed data

TODO

TRX file

The Ag*.db.trx files are TRX files.

Note that the following format specification is incomplete.

File header

The file header is 84 bytes of size and consists of:

Offset Size Value Description
0 4 1 Unknown (Version?)
4 4 Unknown
8 4 File size
12 4 Unknown (Record count?)
16 4 Unknown (Record count?)
20 4 Unknown (Records offset or file header size)

See Also

External Links