From 8d21ddcf4b5d804565f686ab6577b933a993054f Mon Sep 17 00:00:00 2001
From: Azat Khuzhin <azat@libevent.org>
Date: Sun, 1 Nov 2020 00:59:16 +0300
Subject: [PATCH] Fix bufferevent_ssl_*flags() w/ disabled OpenSSL but enabled
 mbedTLS

---
 include/event2/bufferevent_ssl.h | 53 +++++++++++++++++---------------
 1 file changed, 28 insertions(+), 25 deletions(-)

diff --git a/include/event2/bufferevent_ssl.h b/include/event2/bufferevent_ssl.h
index 355b632d..8cc35732 100644
--- a/include/event2/bufferevent_ssl.h
+++ b/include/event2/bufferevent_ssl.h
@@ -78,6 +78,34 @@ enum bufferevent_ssl_state {
 */
 #define BUFFEREVENT_SSL_BATCH_WRITE 2
 
+#if defined(EVENT__HAVE_OPENSSL) || defined(EVENT__HAVE_MBEDTLS)
+/**
+ * Get flags of the SSL bufferevent.
+ *
+ * @see BUFFEREVENT_SSL_*
+ * @return flags or SIZE_MAX in case of error (if bufferevent is not SSL).
+ */
+EVENT2_EXPORT_SYMBOL
+ev_uint64_t bufferevent_ssl_get_flags(struct bufferevent *bev);
+/** Change the flags that are set for an ssl bufferevent by adding more.
+ *
+ * @param bev the ssl bufferevent.
+ * @param flags One or more BUFFEREVENT_SSL_* options
+ * @return old flags success, EV_UINT64_MAX on failure.
+ */
+EVENT2_EXPORT_SYMBOL
+ev_uint64_t bufferevent_ssl_set_flags(struct bufferevent *bev, ev_uint64_t flags);
+/** Change the flags that are set for an ssl bufferevent by removing some.
+ *
+ * @param bev the bufferevent.
+ * @param flags One or more BUFFEREVENT_SSL_* options
+ * @return old flags success, EV_UINT64_MAX on failure.
+ */
+EVENT2_EXPORT_SYMBOL
+ev_uint64_t bufferevent_ssl_clear_flags(struct bufferevent *bev, ev_uint64_t flags);
+
+#endif /* defined(EVENT__HAVE_OPENSSL) || defined(EVENT__HAVE_MBEDTLS) */
+
 #if defined(EVENT__HAVE_OPENSSL) || defined(EVENT_IN_DOXYGEN_)
 /* This is what openssl's SSL objects are underneath. */
 struct ssl_st;
@@ -139,31 +167,6 @@ EVENT2_EXPORT_SYMBOL
 void bufferevent_openssl_set_allow_dirty_shutdown(struct bufferevent *bev,
     int allow_dirty_shutdown);
 
-/**
- * Get flags of the SSL bufferevent.
- *
- * @see BUFFEREVENT_SSL_*
- * @return flags or SIZE_MAX in case of error (if bufferevent is not SSL).
- */
-EVENT2_EXPORT_SYMBOL
-ev_uint64_t bufferevent_ssl_get_flags(struct bufferevent *bev);
-/** Change the flags that are set for an ssl bufferevent by adding more.
- *
- * @param bev the ssl bufferevent.
- * @param flags One or more BUFFEREVENT_SSL_* options
- * @return old flags success, EV_UINT64_MAX on failure.
- */
-EVENT2_EXPORT_SYMBOL
-ev_uint64_t bufferevent_ssl_set_flags(struct bufferevent *bev, ev_uint64_t flags);
-/** Change the flags that are set for an ssl bufferevent by removing some.
- *
- * @param bev the bufferevent.
- * @param flags One or more BUFFEREVENT_SSL_* options
- * @return old flags success, EV_UINT64_MAX on failure.
- */
-EVENT2_EXPORT_SYMBOL
-ev_uint64_t bufferevent_ssl_clear_flags(struct bufferevent *bev, ev_uint64_t flags);
-
 /** Return the underlying openssl SSL * object for an SSL bufferevent. */
 EVENT2_EXPORT_SYMBOL
 struct ssl_st *