fix: Handle greater than file size read limits

wnfs-wg · Jan 4, 2024 · c52a5d0 · c52a5d0
1 parent 2172dbd
commit c52a5d0
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/wnfs/src/public/file.rs b/wnfs/src/public/file.rs
@@ -298,8 +298,10 @@ impl PublicFile {
         len_limit: Option<usize>,
         store: &'a impl BlockStore,
     ) -> Result<Vec<u8>> {
+        let size = self.size(store).await?;
         let mut reader = self.stream_content(byte_offset, store).await?;
         if let Some(len) = len_limit {
+            let len = std::cmp::min(len as u64, size as u64 - byte_offset) as usize;
             let mut buffer = vec![0; len];
             reader.read_exact(&mut buffer).await?;
             Ok(buffer)