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externals/libressl/ssl/tls13_handshake.h

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+/* $OpenBSD: tls13_handshake.h,v 1.5 2020/04/22 17:05:07 jsing Exp $ */
+/*
+ * Copyright (c) 2019 Theo Buehler <tb@openbsd.org>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef HEADER_TLS13_HANDSHAKE_H
+#define HEADER_TLS13_HANDSHAKE_H
+
+#include <stddef.h>	/* for NULL */
+
+__BEGIN_HIDDEN_DECLS
+
+#define INITIAL			0x00
+#define NEGOTIATED		0x01
+#define WITHOUT_HRR		0x02
+#define WITHOUT_CR		0x04
+#define WITH_PSK		0x08
+#define WITH_CCV		0x10
+#define WITH_0RTT		0x20
+
+enum tls13_message_type {
+	INVALID,
+	CLIENT_HELLO,
+	SERVER_HELLO_RETRY_REQUEST,
+	CLIENT_HELLO_RETRY,
+	SERVER_HELLO,
+	SERVER_ENCRYPTED_EXTENSIONS,
+	SERVER_CERTIFICATE_REQUEST,
+	SERVER_CERTIFICATE,
+	SERVER_CERTIFICATE_VERIFY,
+	SERVER_FINISHED,
+	CLIENT_END_OF_EARLY_DATA,
+	CLIENT_CERTIFICATE,
+	CLIENT_CERTIFICATE_VERIFY,
+	CLIENT_FINISHED,
+	APPLICATION_DATA,
+	TLS13_NUM_MESSAGE_TYPES,
+};
+
+__END_HIDDEN_DECLS
+
+#endif /* !HEADER_TLS13_HANDSHAKE_H */