====== Type 0: Container ======

==== File Format Description ====

=== File Structure ===
  * Format Type: Container
  * Endian Order: Little Endian
  * File Extension: .m4b

== FILE ==
^ Header  ^^^^
| INT+32  | 0x1  | Identifier length  | 0xb |
| CHAR8  | 0xb | Identifier  | "UBI_BF_SIG" + 0x0  |
| INT+32  | 0x1  | Number of directories  | = ab  |
| INT+32  | 0x1  | //reserved//  | 0x0  |
| [[en:fileformats:myst4:type0#DIR*]]  | [ab]  | Directory structure  | |
^ Files ^^^^
| DATA  | EOF  | Files  | |

=== User Defined Structures ===
== DIR* ==
^ Dir  ^^^^
| INT+8  | 0x1  | Number of subdirectories  | = ba  |
| **if (ba == 0) {**  ||||
| INT+32  | 0x1  | Number of files  | = bb  |
| [[en:fileformats:myst4:type0#FILEINFO*]]  | [bb]  | File Information  | |
| **} else {**  ||||
| [[en:fileformats:myst4:type0#DIRINFO*]]  | [ba]  | Directory information  | |
| **}** ||||

== DIRINFO* ==
^ DirInfo  ^^^^
| INT+32  | 0x1  | Directory name length  | = ca  |
| CHAR8  | [bc]  | Directory name  | //null terminated//  |
| [[en:fileformats:myst4:type0#DIR*]]  | 0x1  | Directory information  | |

== FILEINFO* ==
^ FileInfo  ^^^^
| INT+32  | 0x1  | File name length  | = da  |
| CHAR8  | [da]  | File name  | //null terminated//  |
| INT+32  | 0x1  | File length  | |
| INT+32  | 0x1  | File offset  | //absolute//|

=== Reference ===
http://wiki.xentax.com/index.php/Myst_4_Revelation