From f12b052d35d8f263b25110790596532fdd1aa60d Mon Sep 17 00:00:00 2001
From: Heiko Schaefer <heiko@schaefer.name>
Date: Tue, 5 Sep 2023 00:00:00 +0200
Subject: [PATCH] openpgp-card-sequoia: drop security_support_template() in
 favor of digital_signature_count()

---
 openpgp-card-sequoia/src/lib.rs | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/openpgp-card-sequoia/src/lib.rs b/openpgp-card-sequoia/src/lib.rs
index 4536d58..57da32f 100644
--- a/openpgp-card-sequoia/src/lib.rs
+++ b/openpgp-card-sequoia/src/lib.rs
@@ -144,7 +144,7 @@ use openpgp_card::algorithm::{AlgoSimple, AlgorithmAttributes, AlgorithmInformat
 use openpgp_card::card_do::{
     ApplicationIdentifier, CardholderRelatedData, ExtendedCapabilities, ExtendedLengthInfo,
     Fingerprint, HistoricalBytes, KeyGenerationTime, KeyInformation, KeySet, Lang, PWStatusBytes,
-    SecuritySupportTemplate, Sex, TouchPolicy, UserInteractionFlag,
+    Sex, TouchPolicy, UserInteractionFlag,
 };
 use openpgp_card::crypto_data::PublicKeyMaterial;
 use openpgp_card::{Error, KeyType};
@@ -714,9 +714,13 @@ impl<'a> Card<Transaction<'a>> {
         }
     }
 
-    /// Get security support template (contains the digital signature count).
-    pub fn security_support_template(&mut self) -> Result<SecuritySupportTemplate, Error> {
-        self.state.opt.security_support_template()
+    /// Get the current digital signature count (how many signatures have been issued by the card)
+    pub fn digital_signature_count(&mut self) -> Result<u32, Error> {
+        Ok(self
+            .state
+            .opt
+            .security_support_template()?
+            .signature_count())
     }
 
     /// SELECT DATA ("select a DO in the current template").