zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libwolfssl/install/include/cyassl/ctaocrypt/visibility.h b/ap/lib/libwolfssl/install/include/cyassl/ctaocrypt/visibility.h
new file mode 100644
index 0000000..51e2ca9
--- /dev/null
+++ b/ap/lib/libwolfssl/install/include/cyassl/ctaocrypt/visibility.h
@@ -0,0 +1,73 @@
+/* visibility.h
+ *
+ * Copyright (C) 2006-2021 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL.
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
+ */
+
+
+/* Visibility control macros */
+
+#ifndef CTAO_CRYPT_VISIBILITY_H
+#define CTAO_CRYPT_VISIBILITY_H
+
+/* fips compatibility @wc_fips */
+#ifndef HAVE_FIPS
+ #include <wolfssl/wolfcrypt/visibility.h>
+ #define CYASSL_API WOLFSSL_API
+ #define CYASSL_LOCAL WOLFSSL_LOCAL
+#else
+/* CYASSL_API is used for the public API symbols.
+ It either imports or exports (or does nothing for static builds)
+
+ CYASSL_LOCAL is used for non-API symbols (private).
+*/
+
+#if defined(BUILDING_WOLFSSL)
+ #if defined(HAVE_VISIBILITY) && HAVE_VISIBILITY
+ #define CYASSL_API __attribute__ ((visibility("default")))
+ #define CYASSL_LOCAL __attribute__ ((visibility("hidden")))
+ #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
+ #define CYASSL_API __global
+ #define CYASSL_LOCAL __hidden
+ #elif defined(_MSC_VER)
+ #ifdef CYASSL_DLL
+ #define CYASSL_API extern __declspec(dllexport)
+ #else
+ #define CYASSL_API
+ #endif
+ #define CYASSL_LOCAL
+ #else
+ #define CYASSL_API
+ #define CYASSL_LOCAL
+ #endif /* HAVE_VISIBILITY */
+#else /* BUILDING_WOLFSSL */
+ #if defined(_MSC_VER)
+ #ifdef CYASSL_DLL
+ #define CYASSL_API extern __declspec(dllimport)
+ #else
+ #define CYASSL_API
+ #endif
+ #define CYASSL_LOCAL
+ #else
+ #define CYASSL_API
+ #define CYASSL_LOCAL
+ #endif
+#endif /* BUILDING_WOLFSSL */
+#endif /* HAVE_FIPS */
+#endif /* CTAO_CRYPT_VISIBILITY_H */
+