This read-only GDAL driver is designed to provide access to the products generated by the IRIS weather radar software.
IRIS software format includes a lot of products, and some of them aren't even raster. The driver can read currently:
Vaisala provides information about the format and software at http://www.vaisala.com/en/defense/products/weatherradar/Pages/IRIS.aspx.
NOTE: Implemented as gdal/frmts/iris/irisdataset.cpp.