Imported Upstream version 4.8.0.309

Former-commit-id: 5f9c6ae75f295e057a7d2971f3a6df4656fa8850

external/boringssl/ssl/d1_meth.c

@@ -0,0 +1,131 @@
+/*
+ * DTLS implementation written by Nagendra Modadugu
+ * (nagendra@cs.stanford.edu) for the OpenSSL project 2005. 
+ */
+/* ====================================================================
+ * Copyright (c) 1999-2005 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com). */
+
+#include <openssl/ssl.h>
+
+#include "internal.h"
+
+
+static const SSL_PROTOCOL_METHOD DTLS_protocol_method = {
+    1 /* is_dtls */,
+    dtls1_new,
+    dtls1_free,
+    dtls1_get_message,
+    dtls1_read_app_data,
+    dtls1_read_change_cipher_spec,
+    dtls1_read_close_notify,
+    dtls1_write_app_data,
+    dtls1_dispatch_alert,
+    dtls1_supports_cipher,
+    DTLS1_HM_HEADER_LENGTH,
+    dtls1_set_handshake_header,
+    dtls1_handshake_write,
+    dtls1_send_change_cipher_spec,
+    dtls1_expect_flight,
+    dtls1_received_flight,
+};
+
+const SSL_METHOD *DTLS_method(void) {
+  static const SSL_METHOD method = {
+      0,
+      &DTLS_protocol_method,
+  };
+  return &method;
+}
+
+/* Legacy version-locked methods. */
+
+const SSL_METHOD *DTLSv1_2_method(void) {
+  static const SSL_METHOD method = {
+      DTLS1_2_VERSION,
+      &DTLS_protocol_method,
+  };
+  return &method;
+}
+
+const SSL_METHOD *DTLSv1_method(void) {
+  static const SSL_METHOD method = {
+      DTLS1_VERSION,
+      &DTLS_protocol_method,
+  };
+  return &method;
+}
+
+/* Legacy side-specific methods. */
+
+const SSL_METHOD *DTLSv1_2_server_method(void) {
+  return DTLSv1_2_method();
+}
+
+const SSL_METHOD *DTLSv1_server_method(void) {
+  return DTLSv1_method();
+}
+
+const SSL_METHOD *DTLSv1_2_client_method(void) {
+  return DTLSv1_2_method();
+}
+
+const SSL_METHOD *DTLSv1_client_method(void) {
+  return DTLSv1_method();
+}
+
+const SSL_METHOD *DTLS_server_method(void) {
+  return DTLS_method();
+}
+
+const SSL_METHOD *DTLS_client_method(void) {
+  return DTLS_method();
+}