SAS LIBNAME statement (gain access to the catalog) and PROC CATALOG to read (view?) the contents. And review SAS OPTIONS FMTSEARCH= if you need to access the contents of the catalog with your SAS application code.
The SAS support
http://support.sas.com/ website has DOC and supplemental technical and conference papers on this type of topic, either using the website SEARCH facility or possibly consider using the Google advanced search argument below:
read sas catalog site:sas.com
Scott Barry
SBBWorks, Inc.
SAS 9.2 Language Reference: Concepts
SAS Catalogs
http://support.sas.com/documentation/cdl/en/lrcon/61722/HTML/default/a002299819.htm
