On shutdown, mark openssl as uninitialized.

This causes openssl to get completely reinitialized on startup,
which is probably a good idea.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/ext/csiphash.c b/src/ext/csiphash.c
index 508e4f6ceb..0427c87950 100644
--- a/src/ext/csiphash.c
+++ b/src/ext/csiphash.c
@@ -123,3 +123,9 @@ void siphash_set_global_key(const struct sipkey *key)
 	the_siphash_key.k1 = key->k1;
 	the_siphash_key_is_set = 1;
 }
+
+void siphash_unset_global_key(void)
+{
+	the_siphash_key_is_set = 0;
+	memset(&the_siphash_key, 0, sizeof(the_siphash_key));
+}