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authorTobias Brunner <tobias@strongswan.org>2016-06-27 11:02:36 +0200
committerTobias Brunner <tobias@strongswan.org>2016-06-29 11:09:36 +0200
commite2abe7ae975fa55d4d21210de7186c74a03604d4 (patch)
treeaf113dc5060268ce1eaecc0ce497329fe65086ef /src/libstrongswan/plugins/openssl/openssl_plugin.c
parenta6c43a8d8acd3eceeaa3992a368374759bb838c8 (diff)
downloadstrongswan-e2abe7ae975fa55d4d21210de7186c74a03604d4.tar.bz2
strongswan-e2abe7ae975fa55d4d21210de7186c74a03604d4.tar.xz
openssl: Update initialization and cleanup for OpenSSL 1.1.0
We can't call OPENSSL_cleanup() as that would prevent us from re-initializing the library again (which we use in the Android app, that loads/unloads plugins).
Diffstat (limited to 'src/libstrongswan/plugins/openssl/openssl_plugin.c')
-rw-r--r--src/libstrongswan/plugins/openssl/openssl_plugin.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/src/libstrongswan/plugins/openssl/openssl_plugin.c b/src/libstrongswan/plugins/openssl/openssl_plugin.c
index ef02676f4..3e3b986df 100644
--- a/src/libstrongswan/plugins/openssl/openssl_plugin.c
+++ b/src/libstrongswan/plugins/openssl/openssl_plugin.c
@@ -515,6 +515,10 @@ METHOD(plugin_t, get_features, int,
METHOD(plugin_t, destroy, void,
private_openssl_plugin_t *this)
{
+/* OpenSSL 1.1.0 cleans up itself at exit and while OPENSSL_cleanup() exists we
+ * can't call it as we couldn't re-initialize the library (as required by the
+ * unit tests and the Android app) */
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
#ifndef OPENSSL_IS_BORINGSSL
CONF_modules_free();
OBJ_cleanup();
@@ -526,6 +530,7 @@ METHOD(plugin_t, destroy, void,
CRYPTO_cleanup_all_ex_data();
threading_cleanup();
ERR_free_strings();
+#endif /* OPENSSL_VERSION_NUMBER */
free(this);
}
@@ -568,12 +573,23 @@ plugin_t *openssl_plugin_create()
},
);
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L
+ /* note that we can't call OPENSSL_cleanup() when the plugin is destroyed
+ * as we couldn't initialize the library again afterwards */
+ OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG |
+ OPENSSL_INIT_ENGINE_ALL_BUILTIN, NULL);
+#else /* OPENSSL_VERSION_NUMBER */
threading_init();
-
#ifndef OPENSSL_IS_BORINGSSL
OPENSSL_config(NULL);
#endif
OpenSSL_add_all_algorithms();
+#ifndef OPENSSL_NO_ENGINE
+ /* activate support for hardware accelerators */
+ ENGINE_load_builtin_engines();
+ ENGINE_register_all_complete();
+#endif /* OPENSSL_NO_ENGINE */
+#endif /* OPENSSL_VERSION_NUMBER */
#ifdef OPENSSL_FIPS
/* we do this here as it may have been enabled via openssl.conf */
@@ -582,12 +598,6 @@ plugin_t *openssl_plugin_create()
"openssl FIPS mode(%d) - %sabled ", fips_mode, fips_mode ? "en" : "dis");
#endif /* OPENSSL_FIPS */
-#ifndef OPENSSL_NO_ENGINE
- /* activate support for hardware accelerators */
- ENGINE_load_builtin_engines();
- ENGINE_register_all_complete();
-#endif /* OPENSSL_NO_ENGINE */
-
if (!seed_rng())
{
DBG1(DBG_CFG, "no RNG found to seed OpenSSL");