openpgp: Remove Signature::signature_expired.

  - See #371.

1 files changed, 0 insertions, 13 deletions

diff --git a/openpgp-ffi/src/packet/signature.rs b/openpgp-ffi/src/packet/signature.rs
index 7e50f3a1..6ce3c0ac 100644
--- a/openpgp-ffi/src/packet/signature.rs
+++ b/openpgp-ffi/src/packet/signature.rs
@@ -244,19 +244,6 @@ fn pgp_signature_alive_with_tolerance(errp: Option<&mut *mut crate::error::Error
     ffi_try_status!(sig.ref_raw().signature_alive(time, Some(tolerance)))
 }
 
-/// Returns whether the signature is expired at the specified time.
-///
-/// If `when` is 0, then the current time is used.
-#[::sequoia_ffi_macros::extern_fn] #[no_mangle] pub extern "C"
-fn pgp_signature_expired(sig: *const Signature, when: time_t) -> bool {
-    let t = if when == 0 {
-        None
-    } else {
-        Some(std::time::UNIX_EPOCH + std::time::Duration::new(when as u64, 0))
-    };
-    sig.ref_raw().signature_expired(t).is_ok()
-}
-
 /// Returns whether the signature is alive at the specified time.
 ///
 /// A signature is alive if the creation date is in the past, and the