openpgp: Ensure public types are Send and Sync.

- See #627.

1 files changed, 4 insertions, 0 deletions

diff --git a/openpgp/src/policy.rs b/openpgp/src/policy.rs
index cc268d17..f626078b 100644
--- a/openpgp/src/policy.rs
+++ b/openpgp/src/policy.rs
@@ -188,6 +188,8 @@ pub struct StandardPolicy<'a> {
     asymmetric_algos: AsymmetricAlgorithmCutoffList,
 }
 
+assert_send_and_sync!{StandardPolicy<'a>, 'a}
+
 impl<'a> Default for StandardPolicy<'a> {
     fn default() -> Self {
         Self::new()
@@ -954,6 +956,8 @@ impl From<AsymmetricAlgorithm> for u8 {
 pub struct NullPolicy {
 }
 
+assert_send_and_sync!{NullPolicy}
+
 impl NullPolicy {
     /// Instantiates a new `NullPolicy`.
     pub const fn new() -> Self {