+ /*
+ * SSL_OP_NO_X disables all protocols above X *if* there are
+ * some protocols below X enabled. This is required in order
+ * to maintain "version capability" vector contiguous. So
+ * that if application wants to disable TLS1.0 in favour of
+ * TLS1>=1, it would be insufficient to pass SSL_NO_TLSv1, the
+ * answer is SSL_OP_NO_TLSv1|SSL_OP_NO_SSLv3|SSL_OP_NO_SSLv2.
+ */
+ mask = SSL_OP_NO_TLSv1_1|SSL_OP_NO_TLSv1
+#if !defined(OPENSSL_NO_SSL3)
+ |SSL_OP_NO_SSLv3
+#endif
+#if !defined(OPENSSL_NO_SSL2)
+ |(ssl2_compat?SSL_OP_NO_SSLv2:0)
+#endif
+ ;
+#if !defined(OPENSSL_NO_TLS1_2_CLIENT)
+ version = TLS1_2_VERSION;
+
+ if ((options & SSL_OP_NO_TLSv1_2) && (options & mask) != mask)