provider: add an 'is_running' call to all providers.

It can be accessed (read only) via the status parameter.

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/12801)

1 files changed, 16 insertions, 0 deletions

diff --git a/providers/prov_running.c b/providers/prov_running.c
new file mode 100644
index 0000000000..a65e4978d0
--- /dev/null
+++ b/providers/prov_running.c
@@ -0,0 +1,16 @@
+/*
+ * Copyright 2020 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <openssl/e_os2.h>
+#include "prov/providercommon.h"
+
+int ossl_prov_is_running(void)
+{
+    return 1;
+}