xref: /openbsd-src/lib/libssl/tls13_handshake.h (revision bb4189d7800730086625891c31eead763e0e8359)
1*bb4189d7Sjsing /* $OpenBSD: tls13_handshake.h,v 1.5 2020/04/22 17:05:07 jsing Exp $ */
2587aa477Stb /*
3587aa477Stb  * Copyright (c) 2019 Theo Buehler <tb@openbsd.org>
4587aa477Stb  *
5587aa477Stb  * Permission to use, copy, modify, and/or distribute this software for any
6587aa477Stb  * purpose with or without fee is hereby granted, provided that the above
7587aa477Stb  * copyright notice and this permission notice appear in all copies.
8587aa477Stb  *
9587aa477Stb  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10587aa477Stb  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11587aa477Stb  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
12587aa477Stb  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13587aa477Stb  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
14587aa477Stb  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
15587aa477Stb  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16587aa477Stb  */
17587aa477Stb 
18587aa477Stb #ifndef HEADER_TLS13_HANDSHAKE_H
19eeaf949bStb #define HEADER_TLS13_HANDSHAKE_H
20eeaf949bStb 
21eeaf949bStb #include <stddef.h>	/* for NULL */
22587aa477Stb 
23587aa477Stb __BEGIN_HIDDEN_DECLS
24587aa477Stb 
25587aa477Stb #define INITIAL			0x00
26587aa477Stb #define NEGOTIATED		0x01
27*bb4189d7Sjsing #define WITHOUT_HRR		0x02
28587aa477Stb #define WITHOUT_CR		0x04
29587aa477Stb #define WITH_PSK		0x08
30587aa477Stb #define WITH_CCV		0x10
31587aa477Stb #define WITH_0RTT		0x20
32587aa477Stb 
33587aa477Stb enum tls13_message_type {
34587aa477Stb 	INVALID,
35587aa477Stb 	CLIENT_HELLO,
36*bb4189d7Sjsing 	SERVER_HELLO_RETRY_REQUEST,
37587aa477Stb 	CLIENT_HELLO_RETRY,
38*bb4189d7Sjsing 	SERVER_HELLO,
39587aa477Stb 	SERVER_ENCRYPTED_EXTENSIONS,
40587aa477Stb 	SERVER_CERTIFICATE_REQUEST,
41587aa477Stb 	SERVER_CERTIFICATE,
42587aa477Stb 	SERVER_CERTIFICATE_VERIFY,
43587aa477Stb 	SERVER_FINISHED,
44587aa477Stb 	CLIENT_END_OF_EARLY_DATA,
45587aa477Stb 	CLIENT_CERTIFICATE,
46587aa477Stb 	CLIENT_CERTIFICATE_VERIFY,
47587aa477Stb 	CLIENT_FINISHED,
48587aa477Stb 	APPLICATION_DATA,
49587aa477Stb 	TLS13_NUM_MESSAGE_TYPES,
50587aa477Stb };
51587aa477Stb 
52587aa477Stb __END_HIDDEN_DECLS
53587aa477Stb 
54eeaf949bStb #endif /* !HEADER_TLS13_HANDSHAKE_H */
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