From 9b321c523205ea1ffae8d5a3d2dd0556328956b2 Mon Sep 17 00:00:00 2001
From: Heiko Schaefer <heiko@schaefer.name>
Date: Thu, 26 Aug 2021 20:57:50 +0200
Subject: [PATCH] Don't fail when the card doesn't support algo information.

---
 openpgp-card-sequoia/src/main.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/openpgp-card-sequoia/src/main.rs b/openpgp-card-sequoia/src/main.rs
index ad721ba..d3bdcb2 100644
--- a/openpgp-card-sequoia/src/main.rs
+++ b/openpgp-card-sequoia/src/main.rs
@@ -78,8 +78,11 @@ fn main() -> Result<(), Box<dyn Error>> {
         let sst = oc.get_security_support_template()?;
         println!("sst {:x?}", sst);
 
-        let ai = oc.list_supported_algo()?;
-        println!("ai {:#?}", ai);
+        match oc.list_supported_algo() {
+            Ok(Some(ai)) => println!("algo information {:#?}", ai),
+            Ok(None) => println!(" no algo information found"),
+            Err(e) => println!(" error getting algo information: {:?}", e),
+        }
 
         let algo = oc.get_algorithm_attributes(KeyType::Signing)?;
         println!("algo sig {:?}", algo);