From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Tue, 3 Aug 2021 18:44:45 +0000 (+0100)
Subject: checkn: skip empty containers
X-Git-Tag: hippotat/1.0.0~368
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ian/git?a=commitdiff_plain;h=044aec2c2a79141b87114c42ca1da50f893d63ff;p=hippotat.git

checkn: skip empty containers

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/src/slip.rs b/src/slip.rs
index ad6254d..452634e 100644
--- a/src/slip.rs
+++ b/src/slip.rs
@@ -35,7 +35,8 @@ pub fn checkn<AC, EH, OUT, M: SlipMime+Copy>(
         AC: Fn(&[u8]) -> Result<(), PacketError> + Copy,
         EH: FnMut(PacketError),
 {
-//  eprintln!("before: {:?}", DumpHex(data));
+  //  eprintln!("before: {:?}", DumpHex(data));
+  if data.is_empty() { return }
   for packet in data.split(|&c| c == SLIP_END) {
     match check1(mime, mtu, packet, addr_chk) {
       Err(e) => error_handler(e),