These patches are for the Farsi version of Vim 4.5 and 4.6
For version 5.0 they are included in the normal distribution.
But the Farsi fonts are in farsi5*.zip files.

For an impression of how Vim with the Farsi patches will look like:
vim-farsi.gif.  It contains a poem of HAFEZ (1300- 1389 A.D.).

SIZE   FILE                             CONTENTS
 1038  README				kick-off information for 4.6
50108  vim-4.6-farsi.patch.tgz		the source code patches for Vim 4.6
11428  vim-farsi2.gif                   nice screenshot of Vim editing Farsi

19420  Farsi-HOWTO-Package.tar.gz	fonts and installation docs for 4.5
 1038  README-4.5			kick-off information for 4.5
19247  vim-4.5.farsi-patch.gz		the source code patches for Vim 4.5
30971  vim-farsi-html.gif		screenshot of Vim-edited Farsi
10298  vim-farsi.gif			screenshot of Vim editing Farsi

16293  farsi50.zip                      just the Farsi files for version 5.0
16293  farsi51.zip                      just the Farsi files for version 5.1