From 0deeb1ae84e973bf6896ee7176de013658c093d4 Mon Sep 17 00:00:00 2001
From: Justus Winter <justus@sequoia-pgp.org>
Date: Mon, 3 Jul 2023 11:00:14 +0200
Subject: openpgp: Deprecate SignatureBuilder::set_preferred_aead_algorithms.

  - This is replaced by a more expressive subpacket type in the crypto
    refresh.

  - See #1017.
---
 openpgp/NEWS                              | 1 +
 openpgp/src/packet/signature/subpacket.rs | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/openpgp/NEWS b/openpgp/NEWS
index ea1a7a14..3062572e 100644
--- a/openpgp/NEWS
+++ b/openpgp/NEWS
@@ -13,6 +13,7 @@
    - types::AEADAlgorithm::GCM
 ** Deprecated functionality
    - cert::Preferences::preferred_aead_algorithms
+   - packet::signature::SignatureBuilder::set_preferred_aead_algorithms
    - packet::signature::subpacket::SubpacketAreas::preferred_aead_algorithms
    - packet::signature::subpacket::SubpacketTag::PreferredAEADAlgorithms
    - types::Curve::len, use types::Curve::bits instead
diff --git a/openpgp/src/packet/signature/subpacket.rs b/openpgp/src/packet/signature/subpacket.rs
index 5f042f21..49e26d3e 100644
--- a/openpgp/src/packet/signature/subpacket.rs
+++ b/openpgp/src/packet/signature/subpacket.rs
@@ -6876,6 +6876,7 @@ impl signature::SignatureBuilder {
     /// # Ok(())
     /// # }
     /// ```
+    #[deprecated]
     pub fn set_preferred_aead_algorithms(mut self,
                                          preferences: Vec<AEADAlgorithm>)
         -> Result<Self>
@@ -7319,7 +7320,9 @@ fn accessors() {
 
     let pref = vec![AEADAlgorithm::EAX,
                     AEADAlgorithm::OCB];
-    sig = sig.set_preferred_aead_algorithms(pref.clone()).unwrap();
+    #[allow(deprecated)] {
+        sig = sig.set_preferred_aead_algorithms(pref.clone()).unwrap();
+    }
     let sig_ =
         sig.clone().sign_hash(&mut keypair, hash.clone()).unwrap();
     #[allow(deprecated)] {
-- 
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