From 60243b6d7cceadd11d42cec4b19329b8247201a0 Mon Sep 17 00:00:00 2001
From: Heiko Schaefer <heiko@schaefer.name>
Date: Thu, 1 Jul 2021 22:45:35 +0200
Subject: [PATCH] Add handling of unknown Algorithms/OIDs in algo_info::parse

---
 openpgp-card/src/parse/algo_info.rs | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/openpgp-card/src/parse/algo_info.rs b/openpgp-card/src/parse/algo_info.rs
index 88ab2ee..cd61872 100644
--- a/openpgp-card/src/parse/algo_info.rs
+++ b/openpgp-card/src/parse/algo_info.rs
@@ -36,13 +36,17 @@ fn key_type(input: &[u8]) -> nom::IResult<&[u8], KeyType> {
     ))(input)
 }
 
+fn unknown(input: &[u8]) -> nom::IResult<&[u8], Algo> {
+    Ok((&[], Algo::Unknown(input.to_vec())))
+}
+
 fn parse_one(input: &[u8]) -> nom::IResult<&[u8], Algo> {
-    let (x, a) = combinator::map(
+    let (input, a) = combinator::map(
         combinator::flat_map(crate::tlv::length::length, bytes::take),
-        |i| combinator::all_consuming(algo_attrs::parse)(i),
+        |i| alt((combinator::all_consuming(algo_attrs::parse), unknown))(i),
     )(input)?;
 
-    Ok((x, a?.1))
+    Ok((input, a?.1))
 }
 
 fn parse_list(input: &[u8]) -> nom::IResult<&[u8], Vec<(KeyType, Algo)>> {