openpgp: Hide stream::Encryptor::aead_algo from public API.

  - Mark `aead_algo` as available only during tests,

  - Remove support for AEAD from `sop`,

  - Mark `aead` parameter in FFI as unused,

  - openpgp-ffi: Drop `aead_algo` argument from `pgp_encryptor_new`,

  - Fixes #550.

1 files changed, 2 insertions, 4 deletions

diff --git a/sop/src/main.rs b/sop/src/main.rs
index 15eccf4c..37f28d06 100644
--- a/sop/src/main.rs
+++ b/sop/src/main.rs
@@ -300,14 +300,12 @@ fn real_main() -> Result<()> {
             let message = stdout(no_armor, armor::Kind::Message)?;
 
             // Encrypt the message.
-            let mut encryptor =
+            let encryptor =
                 Encryptor::for_recipients(message, recipients)
                 .add_passwords(passwords)
                 .symmetric_algo(
                     symmetric_algos.get(0).cloned().unwrap_or_default());
-            if let Some(&a) = aead_algos.get(0) {
-                encryptor = encryptor.aead_algo(a);
-            }
+
             let message = encryptor.build()
                 .context("Failed to create encryptor")?;