upgrade rust-version to 1.80; cast body_size as usize

Cargo.toml

@@ -1,5 +1,6 @@
 [package]
 name = "nom-exif"
+rust-version = "1.80"
 version = "2.0.2"
 edition = "2021"
 license-file = "LICENSE"

src/exif/exif_iter.rs

@@ -816,11 +816,6 @@ impl IfdEntry {
 }
 
 pub(crate) const SUBIFD_TAGS: &[u16] = &[ExifTag::ExifOffset.code(), ExifTag::GPSInfo.code()];
-const TZ_OFFSET_TAGS: &[u16] = &[
-    ExifTag::OffsetTimeOriginal.code(),
-    ExifTag::OffsetTimeDigitized.code(),
-    ExifTag::OffsetTime.code(),
-];
 
 impl Iterator for IfdIter {
     type Item = (Option<ExifTagCode>, IfdEntry);

src/mov.rs

@@ -338,8 +338,10 @@ pub(crate) fn extract_moov_body_from_buf(input: &[u8]) -> Result<Range<usize>, P
         return Err(ParsingError::ClearAndSkip(to_skip + input.len()));
     }
 
-    let (_, body) = streaming::take(header.body_size())(remain)
-        .map_err(|e| convert_error(e, "moov is too small"))?;
+    assert!(header.body_size() <= usize::MAX.try_into().expect("should be fit"));
+    let size: usize = header.body_size().try_into().unwrap();
+    let (_, body) =
+        streaming::take(size)(remain).map_err(|e| convert_error(e, "moov is too small"))?;
 
     Ok(skipped..skipped + body.len())
 }