Add some asserts to Dataset::rasterband

georust · Sep 13, 2023 · 26c436f · 26c436f
1 parent 8b023b9
commit 26c436f
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/dataset.rs b/src/dataset.rs
@@ -545,6 +545,9 @@ impl Dataset {
     /// Applies to raster datasets, and fetches the
     /// rasterband at the given _1-based_ index.
     pub fn rasterband(&self, band_index: usize) -> Result<RasterBand> {
+        assert!(band_index > 0);
+        assert!(band_index <= c_int::MAX as usize);
+
         unsafe {
             let c_band = gdal_sys::GDALGetRasterBand(self.c_dataset, band_index as c_int);
             if c_band.is_null() {