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-rw-r--r--src/plugins/tlsopenssl/tls_openssl.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/plugins/tlsopenssl/tls_openssl.c b/src/plugins/tlsopenssl/tls_openssl.c
index f5722917bcc..91c9de758b4 100644
--- a/src/plugins/tlsopenssl/tls_openssl.c
+++ b/src/plugins/tlsopenssl/tls_openssl.c
@@ -427,6 +427,9 @@ openssl_ctx_init_client (tls_ctx_t * ctx)
stream_session_t *tls_session;
const SSL_METHOD *method;
int rv, err;
+#ifdef HAVE_OPENSSL_ASYNC
+ openssl_resume_handler *handler;
+#endif
method = SSLv23_client_method ();
if (method == NULL)
@@ -444,6 +447,10 @@ openssl_ctx_init_client (tls_ctx_t * ctx)
SSL_CTX_set_ecdh_auto (oc->ssl_ctx, 1);
SSL_CTX_set_mode (oc->ssl_ctx, SSL_MODE_ENABLE_PARTIAL_WRITE);
+#ifdef HAVE_OPENSSL_ASYNC
+ if (om->async)
+ SSL_CTX_set_mode (oc->ssl_ctx, SSL_MODE_ASYNC);
+#endif
rv = SSL_CTX_set_cipher_list (oc->ssl_ctx, (const char *) ciphers);
if (rv != 1)
{
@@ -489,6 +496,14 @@ openssl_ctx_init_client (tls_ctx_t * ctx)
rv = SSL_do_handshake (oc->ssl);
err = SSL_get_error (oc->ssl, rv);
openssl_try_handshake_write (oc, tls_session);
+#ifdef HAVE_OPENSSL_ASYNC
+ if (err == SSL_ERROR_WANT_ASYNC)
+ {
+ handler = (openssl_resume_handler *) openssl_ctx_handshake_rx;
+ vpp_ssl_async_process_event (ctx, handler);
+ break;
+ }
+#endif
if (err != SSL_ERROR_WANT_WRITE)
break;
}