hdfls provides general information about the tags,
reference numbers, and if requested, lengths of the data elements.
OPTIONS
-o
display the reference numbers in ascending order.
-l
long format. Display more information about the file.
-d
Display offset and length information for each element in the file.
-v
verbose. Display annotation and label text, along with the format
triggered by the -l flag.
-g
Group. List items by group.
-s
Special elements. Display detailed information about special
elements.
-d
Display offset and length information for each element in
the file.
-h
Dump DD block information.
-t n
Tag. Only list information about the specified tag. Must be followed
by a tag number.
EXAMPLES
A file called "aa.hdf" contains three items associated with a raster
image; the image dimensions, a palette, and the raster image. To
display information about the contents of this file, the following
command is used.