Add Send trait bound to create_reader so I can use this in async context

Signed-off-by: Hanif Ariffin <hanif.ariffin.4326@gmail.com>

Author: hbina

src/capture.rs

@@ -33,9 +33,9 @@ pub trait Capture {
 pub fn create_reader<'b, R>(
  capacity: usize,
  mut reader: R,
-) -> Result<Box<dyn PcapReaderIterator + 'b>, PcapError<&'static [u8]>>
+) -> Result<Box<dyn PcapReaderIterator + Send + 'b>, PcapError<&'static [u8]>>
 where
- R: Read + 'b,
+ R: Read + Send + 'b,
 {
  let mut buffer = Buffer::with_capacity(capacity);
  let sz = reader.read(buffer.space()).or(Err(PcapError::ReadError))?;
@@ -46,11 +46,11 @@ where
  // just check that first block is a valid one
  if parse_sectionheaderblock(buffer.data()).is_ok() {
  return PcapNGReader::from_buffer(buffer, reader)
- .map(|r| Box::new(r) as Box<dyn PcapReaderIterator>);
+ .map(|r| Box::new(r) as Box<dyn PcapReaderIterator + Send>);
  }
  match parse_pcap_header(buffer.data()) {
  Ok(_) => LegacyPcapReader::from_buffer(buffer, reader)
- .map(|r| Box::new(r) as Box<dyn PcapReaderIterator>),
+ .map(|r| Box::new(r) as Box<dyn PcapReaderIterator + Send>),
  Err(nom::Err::Incomplete(Needed::Size(n))) => Err(PcapError::Incomplete(n.into())),
  Err(nom::Err::Incomplete(Needed::Unknown)) => Err(PcapError::Incomplete(0)),
  _ => Err(PcapError::HeaderNotRecognized),