chore: checkpoint before Python removal

vendor/security-framework-2.11.1/src/os/macos/keychain_item.rs

@@ -0,0 +1,26 @@
+//! Keychain item support.
+
+use core_foundation::base::TCFType;
+use security_framework_sys::base::SecKeychainItemRef;
+use security_framework_sys::keychain_item::SecKeychainItemGetTypeID;
+use std::fmt;
+
+declare_TCFType! {
+    /// A type representing a keychain item.
+    SecKeychainItem, SecKeychainItemRef
+}
+impl_TCFType!(
+    SecKeychainItem,
+    SecKeychainItemRef,
+    SecKeychainItemGetTypeID
+);
+
+unsafe impl Sync for SecKeychainItem {}
+unsafe impl Send for SecKeychainItem {}
+
+impl fmt::Debug for SecKeychainItem {
+    #[cold]
+    fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
+        fmt.debug_struct("SecKeychainItem").finish_non_exhaustive()
+    }
+}