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Blooms file iterator empty on out of range position. (#10145)

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cheme 2019-01-07 17:54:06 +01:00 committed by Wei Tang
parent 1fda997370
commit 589083ad7a
1 changed files with 2 additions and 1 deletions
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3
util/blooms-db/src/file.rs
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@ -92,8 +92,9 @@ impl File {
/// This function needs to be mutable `fs::File` is just a shared reference a system file handle.
/// https://users.rust-lang.org/t/how-to-handle-match-with-irrelevant-ok--/6291/15
pub fn iterator_from(&mut self, pos: u64) -> io::Result<FileIterator> {
let start = std::cmp::min(self.len, pos * 256);
let mut buf_reader = io::BufReader::new(&self.file);
buf_reader.seek(SeekFrom::Start(pos * 256))?;
buf_reader.seek(SeekFrom::Start(start))?;
let iter = FileIterator {
file: buf_reader,