Legacy Document

Important: The information in this document is obsolete and should not be used for new development.

Inside Macintosh: Networking With Open Transport / Part 2 - Open Transport Reference: Chapter 25 - Option Management Reference / Constants and Data Types

The TOption Header Structure
The TOption header structure stores information about options in a buffer.
struct TOptionHeader
{
   UInt32   len;
   OTXTILevellevel;
   OTXTINamename; 
   UInt32   status;
};

typedef struct TOptionHeaderTOptionHeader;
typedef struct TOption TOption;
Field Description

len
The size (in bytes) of the option information, including the header.
level
The protocol affected.
name
The option name.
status
The status value. Possible values are given by the status codes enumeration.