GTA San Andreas SCM

SCM

• Format Type : Archive
  
• Endian Order : Little Endian
  

Format Specifications

ARCHIVE HEADER

uint16 {2}   - Unknown (2)

byte {1}     - Unknown (1)

uint32 {4}   - Filename Directory Offset

byte {1}     - Unknown

byte {X}     - Padding to the first file offset (43808)

FILENAME DIRECTORY

uint16 {2}   - Unknown (2)

byte {1}     - Unknown (1)

uint32 {4}   - Offsets Directory Offset

byte {1}     - Unknown

uint32 {4}   - Number Of Files [-1]

byte {24}    - null

// for each filename

char {24}    - Filename (null terminated)

OFFSETS DIRECTORY

uint16 {2}   - Unknown (2)

byte {1}     - Unknown (1)

uint32 {4}   - Batch Directory Offset

byte {1}     - Unknown

uint32 {4}   - First File Offset

uint32 {4}   - Unknown

uint32 {4}   - Number Of Files in this directory

uint32 {4}   - Unknown

// for each file in this directory

uint32 {4}   - File Offset

BATCH DIRECTORY

// These files all have offsets that start past the end of the archive

uint16 {2}   - Unknown (2)

byte {1}     - Unknown (1)

uint32 {4}   - Empty Directory 1 Offset

byte {1}     - Unknown

// for each file in this directory

uint32 {4}   - File Offset

uint32 {4}   - File Length

char {20}    - Filename (null terminated)

EMPTY DIRECTORY 1

uint16 {2}   - Unknown (2)

byte {1}     - Unknown (1)

uint32 {4}   - Empty Directory 2 Offset

byte {1}     - Unknown

uint32 {4}   - null

EMPTY DIRECTORY 2

uint16 {2}   - Unknown (2)

byte {1}     - Unknown (1)

uint32 {4}   - File Data Offset

byte {1}     - Unknown

uint32 {4}   - Unknown

uint32 {4}   - Unknown

FILE DATA

// for each file

byte {X}     - File Data

MultiEx BMS

Not written yet

Supported Programs

• Game Extractor