From b209ca91fb284bbe5edc268cf0c4144654513db5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim=20R=C3=BChsen?= <tim.ruehsen@gmx.de>
Date: Thu, 27 Feb 2020 14:29:22 +0100
Subject: [PATCH] Add ssl_cleanup to free memory

* src/ssl.h: Add declaration for ssl_cleanup.
* src/openssl.c: Add ssl_cleanup stub.
* src/gnutls.c: Implement ssl_cleanup.
---
 src/gnutls.c  | 9 +++++++++
 src/openssl.c | 5 +++++
 src/ssl.h     | 1 +
 3 files changed, 15 insertions(+)

diff --git a/src/gnutls.c b/src/gnutls.c
index db945c2f..e95ecea0 100644
--- a/src/gnutls.c
+++ b/src/gnutls.c
@@ -226,6 +226,15 @@ cert to be of the same type.\n"));
   return true;
 }
 
+void
+ssl_cleanup (void)
+{
+  if (credentials)
+    gnutls_certificate_free_credentials(credentials);
+
+  gnutls_global_deinit();
+}
+
 struct wgnutls_transport_context
 {
   gnutls_session_t session;       /* GnuTLS session handle */
diff --git a/src/openssl.c b/src/openssl.c
index 05379237..4905cc84 100644
--- a/src/openssl.c
+++ b/src/openssl.c
@@ -415,6 +415,11 @@ ssl_init (void)
   return false;
 }
 
+void
+ssl_cleanup (void)
+{
+}
+
 struct openssl_transport_context
 {
   SSL *conn;                    /* SSL connection handle */
diff --git a/src/ssl.h b/src/ssl.h
index f00315ae..e348252c 100644
--- a/src/ssl.h
+++ b/src/ssl.h
@@ -33,6 +33,7 @@ as that of the covered work.  */
 #define GEN_SSLFUNC_H
 
 bool ssl_init (void);
+void ssl_cleanup (void);
 bool ssl_connect_wget (int, const char *, int *);
 bool ssl_check_certificate (int, const char *);