TEST: Break out the local dynamic loading code from shlibloadtest.c

The result is "simpledynamic.c", or "sd" for short.

Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
(Merged from https://github.com/openssl/openssl/pull/13507)

1 files changed, 44 insertions, 0 deletions

diff --git a/test/simpledynamic.h b/test/simpledynamic.h
new file mode 100644
index 0000000000..cc4aed5c43
--- /dev/null
+++ b/test/simpledynamic.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2016-2018 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
+ */
+
+#ifndef OSSL_TEST_SIMPLEDYNAMIC_H
+# define OSSL_TEST_SIMPLEDYNAMIC_H
+
+# include "crypto/dso_conf.h"
+
+# if defined(DSO_DLFCN)
+
+#  include <dlfcn.h>
+
+#  define SD_INIT       NULL
+#  define SD_SHLIB      (RTLD_GLOBAL|RTLD_LAZY)
+#  define SD_MODULE     (RTLD_LOCAL|RTLD_NOW)
+
+typedef void *SD;
+typedef void *SD_SYM;
+
+# elif defined(DSO_WIN32)
+
+#  include <windows.h>
+
+#  define SD_INIT       0
+#  define SD_SHLIB      0
+#  define SD_MODULE     0
+
+typedef HINSTANCE SD;
+typedef void *SD_SYM;
+
+# endif
+
+int sd_load(const char *filename, SD *sd, int type);
+int sd_sym(SD sd, const char *symname, SD_SYM *sym);
+int sd_close(SD lib);
+const char *sd_error(void);
+
+#endif