data corresponds to the attribute sequence belonging to the previous
delimiter tag, so set the length of the item for the previous delimiter
tag.
The "end of attributes" tag means "no more attributes after this, just
data"; dissect any stuff following it as data.
svn path=/trunk/; revision=686
specified number of bytes of captured data in the frame at the specified
offset, and a "IS_DATA_IN_FRAME()" macro, to test whether there are any
bytes of captured data in the frame at the specified offset, and convert
some bounds checks to use them.
Add a dissector for the Internet Printing Protocol.
svn path=/trunk/; revision=685
Guy Harris