When the "dynamic" ENGINE loads another ENGINE from a shared-library, it

[openssl.git] / crypto / engine / eng_int.h

diff --git a/crypto/engine/eng_int.h b/crypto/engine/eng_int.h
index 65ba9d4..38335f9 100644 (file)
--- a/crypto/engine/eng_int.h
+++ b/crypto/engine/eng_int.h
@@ -92,7 +92,11 @@ extern "C" {
  * order. NB: both the "add" functions assume CRYPTO_LOCK_ENGINE to already be
  * held (in "write" mode). */
 typedef void (ENGINE_CLEANUP_CB)(void);
-DECLARE_STACK_OF(ENGINE_CLEANUP_CB)
+typedef struct st_engine_cleanup_item
+       {
+       ENGINE_CLEANUP_CB *cb;
+       } ENGINE_CLEANUP_ITEM;
+DECLARE_STACK_OF(ENGINE_CLEANUP_ITEM)
 void engine_cleanup_add_first(ENGINE_CLEANUP_CB *cb);
 void engine_cleanup_add_last(ENGINE_CLEANUP_CB *cb);
 
@@ -125,6 +129,11 @@ int engine_unlocked_init(ENGINE *e);
 int engine_unlocked_finish(ENGINE *e, int unlock_for_handlers);
 int engine_free_util(ENGINE *e, int locked);
 
+/* This function will reset all "set"able values in an ENGINE to NULL. This
+ * won't touch reference counts or ex_data, but is equivalent to calling all the
+ * ENGINE_set_***() functions with a NULL value. */
+void engine_set_all_null(ENGINE *e);
+
 /* NB: Bitwise OR-able values for the "flags" variable in ENGINE are now exposed
  * in engine.h. */