2.4.2.8 User Data Size/User Data

The 16-bit User Data Size field follows the Comment field. If User Data bytes are present following the User Data Size field, User Data Size contains the number of bytes of User Data. If User Data is not present, User Data Size contains the value zero. There are no alignment requirements for User Data. The contents of User Data are arbitrary bits defined as user data using any implementation-specific method.

0

1

2

3

4

5

6

7

8

9

1
0

1

2

3

4

5

User Data Size

Byte 1

Byte 2

Byte 3

Byte (Size)

Show: