From 70e972a8bebfd5cb6ca9d7c7517a8fa007e12267 Mon Sep 17 00:00:00 2001 From: Sunil Nimmagadda Date: Wed, 4 Jan 2023 15:58:49 +0530 Subject: Leave a note of a nightly feature feedback received on discord. --- src/vrrpv2.rs | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/vrrpv2.rs b/src/vrrpv2.rs index 77198e9..0db2d7d 100644 --- a/src/vrrpv2.rs +++ b/src/vrrpv2.rs @@ -77,6 +77,13 @@ fn parse_auth_type(input: &[u8]) -> IResult<&[u8], VRRPv2AuthType> { })(input) } +// Nightly has a nicer array_chunks API to express it more succinctly. +// let mut chunks = bytes.array_chunks(2); +// let mut sum = chunks.map(u16::from_ne_bytes).map(|b| b as u32).sum::(); +// // handle the remainder +// if let Some([b]) = chunks.remainder() { +// sum += *b as u32 +// } fn validate_checksum(bytes: &[u8]) -> bool { let mut sum: u32 = bytes.chunks(2).fold(0, |acc: u32, x| { acc + u32::from(u16::from_ne_bytes(x.try_into().unwrap())) -- cgit v1.2.3