Signature

The first 4 bytes in the file, the Database Signature, are.

Offset  Name    Type  Contents 
------  ------  ----  --------
0...3   FileID  char  0x68 0x63 0x44 0x00 

Following the signature are the database records. Only the first record (the database header) is in a fixed location. All other records may occur in any order in the file.