* amar-src/amar.c (amar_file_size, amar_attr_size): New function to
  return file and attribute size.
* amar-src/amar.h (amar_file_size, amar_attr_size): Add prototype.
* perl/Amanda/Archive.swg: Make them available to perl.
* perl/Amanda/Archive.pod: Document them.
* installcheck/Amanda_Archive.pl: Test the new method.


git-svn-id: https://svn.code.sf.net/p/amanda/code/amanda/branches/3_3@5666 a8d146d6-cc15-0410-8900-af154a0219e0