## has one non-nul byte in header padding## VALID_HEADER includes a LENGTH Header and LENGTH BodyVALID_HEADER method_callHEADER_FIELD INTERFACETYPE STRINGSTRING 'org.freedesktop.Foo'HEADER_FIELD MEMBERTYPE STRINGSTRING 'Bar'HEADER_FIELD PATHTYPE OBJECT_PATHOBJECT_PATH '/foo'HEADER_FIELD UNKNOWNTYPE STRINGSTRING 'a'ALIGN 8## kill a padding byte and replace itCHOP 1BYTE 'q'END_LENGTH HeaderSTART_LENGTH BodyEND_LENGTH Body