openpgp: Add a Null Policy.

  - Add a new Null Policy, which accepts everything.

1 files changed, 15 insertions, 0 deletions

diff --git a/openpgp-ffi/src/policy.rs b/openpgp-ffi/src/policy.rs
index 1be75ef2..50a69236 100644
--- a/openpgp-ffi/src/policy.rs
+++ b/openpgp-ffi/src/policy.rs
@@ -26,6 +26,12 @@ pub struct Policy(Box<dyn policy::Policy>);
     derive = "Clone, Debug")]
 pub struct StandardPolicy<'a>(policy::StandardPolicy<'a>);
 
+/// A NullPolicy object.
+#[crate::ffi_wrapper_type(
+    prefix = "pgp_",
+    derive = "Clone, Debug")]
+pub struct NullPolicy(policy::NullPolicy);
+
 /// Returns a new standard policy.
 #[::sequoia_ffi_macros::extern_fn] #[no_mangle]
 pub extern "C" fn pgp_standard_policy()
@@ -34,3 +40,12 @@ pub extern "C" fn pgp_standard_policy()
     let p : Box<dyn policy::Policy> = Box::new(policy::StandardPolicy::new());
     p.move_into_raw()
 }
+
+/// Returns a new null policy.
+#[::sequoia_ffi_macros::extern_fn] #[no_mangle]
+pub extern "C" fn pgp_null_policy()
+    -> *mut Policy
+{
+    let p : Box<dyn policy::Policy> = Box::new(policy::NullPolicy::new());
+    p.move_into_raw()
+}