Protection[edit | edit source]

PC[edit | edit source]

Saves are validated by a modified MD5 hash at the end of the save. It can be overcome using Bo98's save rehasher.

Other platforms[edit | edit source]

No protection is present.

Row definitions[edit | edit source]

To do:
List row definitions for the Most Wanted MUD database.

Structures[edit | edit source]

Profile[edit | edit source]

This is the overall savegame structure. Only the MUD database itself is defined in Criterion's debugging symbols; the rest is from independent research and prone to error.

PlayStation 3, Xbox 360, PlayStation Vita, Wii U[edit | edit source]

Offset	Length	Type	Name	Description	Comments
0x0	0x4	uint32_t	?	Database length	All pointers in the database are relative to offset 0x4 because of this
0x4	0x3FFFC	Db	?	MUD database
0x40000	0x400	?	?	Unknown data, always null

PC[edit | edit source]

Offset	Length	Type	Name	Description	Comments
0x0	0x4	uint32_t	?	Database length	All pointers in the database are relative to offset 0x4 because of this
0x4	0x3D800	Db	?	MUD database
0x3D804	0x2BFC	?	?	Unknown data, always null
0x40400	0x410	?	?	EA account/login information	See account info
0x40810	0x10	?	?	MD5 hash	See protection

Mud::Db[edit | edit source]

Offset	Length	Type	Name	Comments
0x0	0x1	uint8_t	muFormatVersion	Always 3
0x1	0x3	char[3]	macMagic
0x4	0x4	uint32_t	muAllocatedSize
0x8	0x4	uint32_t	muSchemaVersion	26, 27 or 28
0xC	0xC	TableList	mTables
0x18	0x8	Allocator	mPageAllocator
0x20	0x100	uint8_t[256]	mauReserved

Mud::SampleExternalArrayList<Mud::Table>[edit | edit source]

Offset	Length	Type	Name
0x0	0x4	uint32_t	muCount
0x4	0x4	uint32_t	muCapacity
0x8	0x4	Table*	mpaStorage

Mud::Table[edit | edit source]

Offset	Length	Type	Name	Description
0x0	0xD	char[13]	macName
0xD	0x3			Padding
0x10	0x178	RowDef	mRowDef
0x188	0x4	Page*	mpFirstPage
0x18C	0x4	Allocator*	mpAllocator
0x190	0xB8	uint8_t[184]	mauDefaultRow

Mud::RowDef[edit | edit source]

Offset	Length	Type	Name	Description
0x0	0x2	uint16_t	muRowSize
0x2	0x2			Padding
0x4	0x174	ColumnList	mColumns

Mud::Column[edit | edit source]

Offset	Length	Type	Name	Comments
0x0	0xC	char[12]	macName
0xC	0x1	uint8_t	muType	See type
0xD	0x1	uint8_t	muSize
0xE	0x2	uint16_t	muRowOffset

Mud::Page[edit | edit source]

Offset	Length	Type	Name
0x0	0x10	Header	mHeader
0x10	0xEC	uint8_t[236]	mBody
0xFC	0x4	Footer	mFooter

Mud::Page::Header[edit | edit source]

Offset	Length	Type	Name	Description
0x0	0x4	Page*	mpNext	Next node
0x4	0x4	Table*	mpTable	Type
0x8	0x2	uint16_t	muNextAllocation	Length
0xA	0x2			Padding
0xC	0x4	uint32_t	muSentinelPre

Mud::Page::Footer[edit | edit source]

Offset	Length	Type	Name	Description	Comments
0x0	0x4	uint32_t	muSentinelPost

Mud::Allocator[edit | edit source]

Offset	Length	Type	Name	Description	Comments
0x0	0x4	Page*	mpaPages		Always 0xB800
0x4	0x4	int32_t	miNumPages		Always 0x320

Account info[edit | edit source]

Offset	Length	Type	Name	Description	Comments
0x0	0x400	char[1024]	?	Token
0x400	0x4	uint32_t	?	Version?
0x404	0x4			Padding
0x408	0x8	uint64_t	?	Account ID?	Possibly uint32_t followed by 4 bytes of padding

Typedefs[edit | edit source]

Mud::Db::TableList[edit | edit source]

Name	Type	Length	Comments
TableList	SampleExternalArrayList<Table>	0xC

Mud::RowDef::ColumnList[edit | edit source]

Name	Type	Length	Comments
ColumnList	MudArrayList<Column, 23>::type	0x174

Mud::MudArrayList<Mud::Column, 23>::type[edit | edit source]

Name	Type	Length	Comments
type	ArrayList<Column, 23>	0x174

Enumerations[edit | edit source]

Mud::EType[edit | edit source]

Name	Value	Comments
E_TYPE_INT32	0
E_TYPE_FLOAT	1
E_TYPE_INT16	2
E_TYPE_INT8	3
E_TYPE_INT64	4
E_TYPE_BOOL	5
E_TYPE_UINT8	6
E_TYPE_UINT16	7
E_TYPE_UINT32	8
E_TYPE_UINT64	9
E_TYPE_STRING	10
E_TYPE_COUNT	11