File 0005-libssl-Hide-library-private-symbols.patch of Package openssl
From f33b5a4cb7da3947d06b74e6f6cd2f264faca170 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cristian=20Rodr=C3=ADguez?= <crrodriguez@opensuse.org>
Date: Sun, 20 Apr 2014 19:39:37 -0300
Subject: [PATCH] libssl: Hide library private symbols
It hides all the library symbols that are not part of the public
API/ABI when GCC 4 or later is used.
---
ssl/d1_lib.c | 5 ++---
ssl/kssl_lcl.h | 9 +++++++++
ssl/s23_srvr.c | 4 ++--
ssl/s2_lib.c | 1 -
ssl/s3_lib.c | 1 -
ssl/ssl_lib.c | 1 -
ssl/ssl_locl.h | 8 ++++++++
ssl/t1_lib.c | 6 ++----
8 files changed, 23 insertions(+), 12 deletions(-)
Index: openssl-1.0.2a/ssl/d1_lib.c
===================================================================
--- openssl-1.0.2a.orig/ssl/d1_lib.c 2015-05-29 13:41:52.858088475 +0200
+++ openssl-1.0.2a/ssl/d1_lib.c 2015-05-29 13:47:58.764278577 +0200
@@ -69,8 +69,7 @@
static void get_current_time(struct timeval *t);
static void dtls1_set_handshake_header(SSL *s, int type, unsigned long len);
static int dtls1_handshake_write(SSL *s);
-const char dtls1_version_str[] = "DTLSv1" OPENSSL_VERSION_PTEXT;
-int dtls1_listen(SSL *s, struct sockaddr *client);
+static int dtls1_listen(SSL *s, struct sockaddr *client);
SSL3_ENC_METHOD DTLSv1_enc_data = {
tls1_enc,
@@ -539,7 +538,7 @@ static void get_current_time(struct time
#endif
}
-int dtls1_listen(SSL *s, struct sockaddr *client)
+static int dtls1_listen(SSL *s, struct sockaddr *client)
{
int ret;
Index: openssl-1.0.2a/ssl/kssl_lcl.h
===================================================================
--- openssl-1.0.2a.orig/ssl/kssl_lcl.h 2015-05-29 13:41:52.858088475 +0200
+++ openssl-1.0.2a/ssl/kssl_lcl.h 2015-05-29 13:46:44.708430822 +0200
@@ -62,6 +62,10 @@
# include <openssl/kssl.h>
+#if defined(__GNUC__) && __GNUC__ >= 4
+#pragma GCC visibility push(hidden)
+#endif
+
# ifndef OPENSSL_NO_KRB5
#ifdef __cplusplus
@@ -85,4 +89,9 @@ 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-1.0.2a/ssl/s23_srvr.c
===================================================================
--- openssl-1.0.2a.orig/ssl/s23_srvr.c 2015-05-29 13:41:51.427072084 +0200
+++ openssl-1.0.2a/ssl/s23_srvr.c 2015-05-29 13:47:16.275792355 +0200
@@ -120,7 +120,7 @@
#endif
static const SSL_METHOD *ssl23_get_server_method(int ver);
-int ssl23_get_client_hello(SSL *s);
+static int ssl23_get_client_hello(SSL *s);
static const SSL_METHOD *ssl23_get_server_method(int ver)
{
#ifndef OPENSSL_NO_SSL2
@@ -233,7 +233,7 @@ int ssl23_accept(SSL *s)
return (ret);
}
-int ssl23_get_client_hello(SSL *s)
+static int ssl23_get_client_hello(SSL *s)
{
/*-
* Request this many bytes in initial read.
Index: openssl-1.0.2a/ssl/s2_lib.c
===================================================================
--- openssl-1.0.2a.orig/ssl/s2_lib.c 2015-05-29 13:41:52.859088486 +0200
+++ openssl-1.0.2a/ssl/s2_lib.c 2015-05-29 13:47:37.964040715 +0200
@@ -116,7 +116,6 @@
# include <openssl/evp.h>
# include <openssl/md5.h>
-const char ssl2_version_str[] = "SSLv2" OPENSSL_VERSION_PTEXT;
# define SSL2_NUM_CIPHERS (sizeof(ssl2_ciphers)/sizeof(SSL_CIPHER))
Index: openssl-1.0.2a/ssl/s3_lib.c
===================================================================
--- openssl-1.0.2a.orig/ssl/s3_lib.c 2015-05-29 13:41:52.859088486 +0200
+++ openssl-1.0.2a/ssl/s3_lib.c 2015-05-29 13:49:33.525363159 +0200
@@ -157,7 +157,6 @@
# include <openssl/dh.h>
#endif
-const char ssl3_version_str[] = "SSLv3" OPENSSL_VERSION_PTEXT;
#define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER))
Index: openssl-1.0.2a/ssl/ssl_lib.c
===================================================================
--- openssl-1.0.2a.orig/ssl/ssl_lib.c 2015-05-29 13:41:52.860088498 +0200
+++ openssl-1.0.2a/ssl/ssl_lib.c 2015-05-29 13:49:51.821573194 +0200
@@ -160,7 +160,6 @@
# include <openssl/engine.h>
#endif
-const char *SSL_version_str = OPENSSL_VERSION_TEXT;
SSL3_ENC_METHOD ssl3_undef_enc_method = {
/*
Index: openssl-1.0.2a/ssl/ssl_locl.h
===================================================================
--- openssl-1.0.2a.orig/ssl/ssl_locl.h 2015-05-29 13:41:52.860088498 +0200
+++ openssl-1.0.2a/ssl/ssl_locl.h 2015-05-29 13:51:29.789694782 +0200
@@ -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
@@ -1475,5 +1479,14 @@ void custom_exts_free(custom_ext_methods
# define tls1_process_heartbeat SSL_test_functions()->p_tls1_process_heartbeat
# define dtls1_process_heartbeat SSL_test_functions()->p_dtls1_process_heartbeat
+int private_tls1_PRF(long digest_mask, const void *seed1, int seed1_len, const void *seed2, int seed2_len,
+ const void *seed3, int seed3_len, const void *seed4, int seed4_len, const void *seed5, int seed5_len,
+ const unsigned char *sec, int slen, unsigned char *out1, unsigned char *out2, int olen);
+
# endif
+
+#if defined(__GNUC__) && __GNUC__ >= 4
+#pragma GCC visibility pop
+#endif
+
#endif
Index: openssl-1.0.2a/ssl/t1_lib.c
===================================================================
--- openssl-1.0.2a.orig/ssl/t1_lib.c 2015-05-29 13:41:52.861088510 +0200
+++ openssl-1.0.2a/ssl/t1_lib.c 2015-05-29 13:51:50.181929005 +0200
@@ -120,7 +120,6 @@
#include <openssl/rand.h>
#include "ssl_locl.h"
-const char tls1_version_str[] = "TLSv1" OPENSSL_VERSION_PTEXT;
#ifndef OPENSSL_NO_TLSEXT
static int tls_decrypt_ticket(SSL *s, const unsigned char *tick, int ticklen,
