From: Soner Tari <sonertari@gmail.com>
Date: Fri, 4 Feb 2022 19:46:58 +0300
Subject: [PATCH] Fix build errors with OpenSSL 3.0.x, but not deprecation
 warnings, issue #290

This patch fixes errors only, so that build succeeds, but deprecation
warnings remain. It seems we need considerable changes to replace those
deprecated functions in the warnings.
---

Upstream-commit: e17de8454a65 ("Fix build errors with OpenSSL 3.0.x, but not deprecation warnings, issue #290")
Upstream-issue: https://github.com/droe/sslsplit/issues/290

diff --git a/pxyconn.c b/pxyconn.c
index e69de20..09a8b80 100644
--- a/pxyconn.c
+++ b/pxyconn.c
@@ -72,6 +72,10 @@ bufferevent_openssl_set_allow_dirty_shutdown(UNUSED struct bufferevent *bev,
 }
 #endif /* LIBEVENT_VERSION_NUMBER < 0x02010000 */
 
+#if OPENSSL_VERSION_NUMBER >= 0x30000000L
+#define ERR_GET_FUNC(x) 0
+#define ERR_func_error_string(x) ""
+#endif
 
 /*
  * Maximum size of data to buffer per connection direction before
-- 
2.35.1