GSUB Header

The GSUB table begins with a header that contains a version number for the table (Version) and offsets to a three tables: ScriptList, FeatureList, and LookupList. For descriptions of each of these tables, see the chapter, Common Table Formats.

Example 1 at the end of this chapter shows a GSUB Header table definition.

GSUB Header

Type	Name	Description
fixed32	Version	Version of the GSUB table
		—initially set to 0x00010000
Offset	ScriptList	Offset to ScriptList table
		—from beginning of GSUB table
Offset	FeatureList	Offset to FeatureList table
		—from beginning of GSUB table
Offset	LookupList	Offset to LookupList table
		—from beginning of GSUB table