WDB: Difference between revisions

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Line 32: Line 32:
  '''File Signature'''  
  '''File Signature'''  
  [[ArenaTeamCache.wdb]]                    {{Template:Sandbox/VersionRange|min_expansionlevel=3|max_expansionlevel=4}}
  [[ArenaTeamCache.wdb]]                    {{Template:Sandbox/VersionRange|min_expansionlevel=3|max_expansionlevel=4}}
[[BattlePetNameCache.wdb]]    WBPN      {{Template:Unverified|{{Template:Sandbox/VersionRange|min_expansionlevel=5|max_expansionlevel=6}} Not seen > 6.2.4}}
  [[CreatureCache.wdb]]          WMOB  
  [[CreatureCache.wdb]]          WMOB  
  [[DanceCache.wdb]]                        {{Template:Sandbox/VersionRange|min_expansionlevel=3|max_expansionlevel=4}}
  [[DanceCache.wdb]]                        {{Template:Sandbox/VersionRange|min_expansionlevel=3|max_expansionlevel=4}}

Revision as of 12:35, 30 September 2017

The WDB files are found inside the WDB folder. The client caches data it receives from the server. This is mainly done to reduce network traffic.

It appears that the WDB caches aren't always saved to disk with certain caches only being retained in memory.

Header

  • WDB files < 1.6: Header length is 16 bytes
  • WDB files >=1.6: Header length is 20 bytes (Verified till 1.9.4)
  • WDB files >=3.0.8-9506: Header length is 24 bytes
Offset 	Type 		Description
0x00 	char[4] 	Identifier, depends on the WDB file, will be explained later
0x04 	uint32 		Client Version - Version of the client (lo -> hi encoding)
0x08 	char[4] 	Client Local - The Locale of the client
0x0C 	 ???? 		4 bytes unknown
0x10 	 ???? 		4 bytes unknown
0x15 	 ???? 		4 bytes unknown (Beginning with version 1.6 and later)
0x18 	 ???? 		4 bytes unknown (Beginning with version 3.0.8-9506 )
Column	Field 		Type 		Notes 
1 	Signature 	String 		4-byte string identifying the file (reversed!) 
2 	Client Version 	Integer 	4-byte integer identifying the client version 
3 	Language 	String 		4-byte string identifying the language (reversed!) ≥ Vanilla
4 	Row Length 	Integer 	Something to do with row length, there is no consistent way of retrieving it as of yet.
                                        In Alpha this is row length with strings treated as 4 bytes.
5 	Cache Version 	Integer 	This appears to be manually updated except for WoWCache which is read from warden
6 	Unknown 	Integer 	4-bytes ≥ Vanilla (1.6.0)
7 	Unknown2 	Integer 	4-bytes ≥ Wrath (3.0.8)

WDB files

File 			Signature 
ArenaTeamCache.wdb                    Wrath … Cata
BattlePetNameCache.wdb     WBPN       Mists … WoD Not seen > 6.2.4
CreatureCache.wdb          WMOB 
DanceCache.wdb                        Wrath … Cata
GameObjectCache.wdb        WGOB 
GuildStatsCache.wdb        WGLD
ItemCache.wdb              WIDB       ≤ Wrath
ItemNameCache.wdb          WNDB       ≤ Wrath
ItemTextCache.wdb          WITX 
NameCache.wdb              WNAM
NPCCache.wdb               WNPC 
PageTextCache.wdb          WPTX 
PetitionCache.wdb          WPTN
PetNameCache.wdb           WPNM
QuestCache.wdb             WQST 
RealmCache.wdb             WRLM       Mists … WoD (6.0.1.18179) Not seen ≥ 6.2.3
WOWCache.wdb               WRDN