Sketch File

Sketch File

Sketch files start with a Header Section which starts with the following codes:

Offset Size Data   Description

0000 ID 37 00 00 10  UID1: Header Section layout

0004 ID 6D 00 00 10  UID2: File kind

0008 ID 7D 00 00 10  UID3: Application ID

000C L  9C F9 08 55  UID4: Checksum of UID1, UID2 and UID3

0010 Section Table Offset Section

0014

The Section Table Section may contain the following sections, usual in the given order.

Identifier  Section         Always found

7D 00 00 10  Offset of the Sketch Section   Yes

89 00 00 10  Offset of the Application ID Section Yes