openssl/0005-libssl-Hide-library-private-symbols.patch

From 89d5aecbc62842651cf22e48c405eb435feb0df3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cristian=20Rodr=C3=ADguez?= <crrodriguez@opensuse.org>
Date: Wed, 24 Jul 2013 23:29:05 -0400
Subject: [PATCH 5/5] libssl: Hide library private symbols

This patch only contains the libssl part (the easy one)
patch to libcrypto will follow after it is complete and good enough.

It hides all the library symbols that are not part of the public
API/ABI when GCC 4 or later is used.
---
 ssl/kssl_lcl.h | 9 +++++++++
 ssl/ssl_locl.h | 8 ++++++++
 2 files changed, 17 insertions(+)

Index: openssl-1.0.1g/ssl/kssl_lcl.h
===================================================================
--- openssl-1.0.1g.orig/ssl/kssl_lcl.h
+++ openssl-1.0.1g/ssl/kssl_lcl.h
@@ -61,6 +61,10 @@
 
 #include <openssl/kssl.h>
 
+#if defined(__GNUC__) && __GNUC__ >= 4
+#pragma GCC visibility push(hidden)
+#endif
+
 #ifndef OPENSSL_NO_KRB5
 
 #ifdef  __cplusplus
@@ -84,4 +88,9 @@ int kssl_tgt_is_available(KSSL_CTX *kssl
 }
 #endif
 #endif	/* OPENSSL_NO_KRB5	*/
+
+#if defined(__GNUC__) && __GNUC__ >= 4
+#pragma GCC visibility pop
+#endif
+
 #endif	/* KSSL_LCL_H 	*/
Index: openssl-1.0.1g/ssl/ssl_locl.h
===================================================================
--- openssl-1.0.1g.orig/ssl/ssl_locl.h
+++ openssl-1.0.1g/ssl/ssl_locl.h
@@ -165,6 +165,10 @@
 #include <openssl/ssl.h>
 #include <openssl/symhacks.h>
 
+#if defined(__GNUC__) && __GNUC__ >= 4
+#pragma GCC visibility push(hidden)
+#endif
+
 #ifdef OPENSSL_BUILD_SHLIBSSL
 # undef OPENSSL_EXTERN
 # define OPENSSL_EXTERN OPENSSL_EXPORT
@@ -1174,4 +1178,8 @@ void tls_fips_digest_extra(
 	const EVP_CIPHER_CTX *cipher_ctx, EVP_MD_CTX *mac_ctx,
 	const unsigned char *data, size_t data_len, size_t orig_len);
 
+#if defined(__GNUC__) && __GNUC__ >= 4
+#pragma GCC visibility pop
+#endif
+
 #endif