From 21267293d5b2c445beab4c792a94eb39434db592 Mon Sep 17 00:00:00 2001
From: Sergey Avseyev <sergey.avseyev@gmail.com>
Date: Tue, 30 Apr 2019 16:36:19 +0300
Subject: [PATCH 1/2] Fixes SSL sockets with openssl 1.1.1c+

BIO_get_mem_ptr does not give direct access to internal buffer, so we
have to invalidate our copy before using buffer values.

Change-Id: I0dba625dd0be702ec7eea640047facf3caf79fef
---
 src/ssl/ssl_e.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/ssl/ssl_e.c b/src/ssl/ssl_e.c
index f4506cf6..734a3e64 100644
--- a/src/ssl/ssl_e.c
+++ b/src/ssl/ssl_e.c
@@ -210,10 +210,16 @@ flush_ssl_data(lcbio_ESSL *es)
      * calls. While we could have done this inline with the send() call this
      * would make future optimization more difficult. */
     GT_WRITE_DONE:
+#if !LCB_CAN_OPTIMIZE_SSL_BIO
+    BIO_get_mem_ptr(es->wbio, &wmb);
+#endif
     while (wmb->length > (size_t)tmp_len) {
         char dummy[4096];
         unsigned to_read = MINIMUM(wmb->length-tmp_len, sizeof dummy);
         BIO_read(es->wbio, dummy, to_read);
+#if !LCB_CAN_OPTIMIZE_SSL_BIO
+        BIO_get_mem_ptr(es->wbio, &wmb);
+#endif
     }
     BIO_clear_retry_flags(es->wbio);
     return 0;
-- 
2.22.0