Adding upstream version 2.4.1.upstream/2.4.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/src/lib/asiolink/crypto_tls.h b/src/lib/asiolink/crypto_tls.h
new file mode 100644
index 0000000..c3e899f
--- /dev/null
+++ b/src/lib/asiolink/crypto_tls.h
@@ -0,0 +1,27 @@
+// Copyright (C) 2021 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#ifndef CRYPTO_TLS_H
+#define CRYPTO_TLS_H
+
+/// @file crypto_tls.h TLS API.
+
+// Verify that config.h was included.
+#ifndef CONFIG_H_WAS_INCLUDED
+#error config.h must be included before crypto_tls.h
+#endif
+
+// Include different versions.
+#include <asiolink/botan_boost_tls.h>
+#include <asiolink/botan_tls.h>
+#include <asiolink/openssl_tls.h>
+
+// Verify that one version matched.
+#ifndef COMMON_TLS_H
+#error no TLS backend was found
+#endif
+
+#endif // CRYPTO_TLS_H