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SSL object refactoring using SSL_CONNECTION object
[thirdparty/openssl.git] / ssl / statem / statem_local.h
CommitLineData
846e33c7 1/*
fecb3aae 2 * Copyright 2015-2022 The OpenSSL Project Authors. All Rights Reserved.
61ae935a 3 *
2c18d164 4 * Licensed under the Apache License 2.0 (the "License"). You may not use
846e33c7
RS		 5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
61ae935a
MC		 8 */
9
10/*****************************************************************************
11 * *
12 * The following definitions are PRIVATE to the state machine. They should *
13 * NOT be used outside of the state machine. *
14 * *
15 *****************************************************************************/
16
17/* Max message length definitions */
18
19/* The spec allows for a longer length than this, but we limit it */
20#define HELLO_VERIFY_REQUEST_MAX_LENGTH 258
ef6c191b 21#define END_OF_EARLY_DATA_MAX_LENGTH 0
3847d426 22#define HELLO_RETRY_REQUEST_MAX_LENGTH 20000
e46f2334 23#define ENCRYPTED_EXTENSIONS_MAX_LENGTH 20000
e54f0c9b
MC		 24#define SESSION_TICKET_MAX_LENGTH_TLS13 131338
25#define SESSION_TICKET_MAX_LENGTH_TLS12 65541
61ae935a
MC		 26#define SERVER_KEY_EXCH_MAX_LENGTH 102400
27#define SERVER_HELLO_DONE_MAX_LENGTH 0
e1c3de44 28#define KEY_UPDATE_MAX_LENGTH 1
61ae935a 29#define CCS_MAX_LENGTH 1
3aff5b4b
MB		 30
31/* Max ServerHello size permitted by RFC 8446 */
32#define SERVER_HELLO_MAX_LENGTH 65607
33
61ae935a
MC		 34/* Max should actually be 36 but we are generous */
35#define FINISHED_MAX_LENGTH 64
36
f7e393be
MC		 37/* Dummy message type */
38#define SSL3_MT_DUMMY -1
39
597c51bc
MC		 40extern const unsigned char hrrrandom[];
41
61ae935a 42/* Message processing return codes */
be3583fa 43typedef enum {
61ae935a
MC		 44 /* Something bad happened */
45 MSG_PROCESS_ERROR,
46 /* We've finished reading - swap to writing */
47 MSG_PROCESS_FINISHED_READING,
48 /*
49 * We've completed the main processing of this message but there is some
50 * post processing to be done.
51 */
52 MSG_PROCESS_CONTINUE_PROCESSING,
53 /* We've finished this message - read the next message */
54 MSG_PROCESS_CONTINUE_READING
be3583fa 55} MSG_PROCESS_RETURN;
61ae935a 56
38b051a1 57typedef int (*confunc_f) (SSL_CONNECTION *s, WPACKET *pkt);
a15c953f 58
38b051a1
TM		 59int ssl3_take_mac(SSL_CONNECTION *s);
60int check_in_list(SSL_CONNECTION *s, uint16_t group_id, const uint16_t *groups,
aff9929b 61 size_t num_groups, int checkallow);
38b051a1
TM		 62int create_synthetic_message_hash(SSL_CONNECTION *s,
63 const unsigned char *hashval,
43054d3d
MC		 64 size_t hashlen, const unsigned char *hrr,
65 size_t hrrlen);
38b051a1
TM		 66int parse_ca_names(SSL_CONNECTION *s, PACKET *pkt);
67const STACK_OF(X509_NAME) *get_ca_names(SSL_CONNECTION *s);
68int construct_ca_names(SSL_CONNECTION *s, const STACK_OF(X509_NAME) *ca_sk,
69 WPACKET *pkt);
70size_t construct_key_exchange_tbs(SSL_CONNECTION *s, unsigned char **ptbs,
72ceb6a6 71 const void *param, size_t paramlen);
5d6cca05 72
61ae935a
MC		 73/*
74 * TLS/DTLS client state machine functions
75 */
38b051a1
TM		 76int ossl_statem_client_read_transition(SSL_CONNECTION *s, int mt);
77WRITE_TRAN ossl_statem_client_write_transition(SSL_CONNECTION *s);
78WORK_STATE ossl_statem_client_pre_work(SSL_CONNECTION *s, WORK_STATE wst);
79WORK_STATE ossl_statem_client_post_work(SSL_CONNECTION *s, WORK_STATE wst);
80int ossl_statem_client_construct_message(SSL_CONNECTION *s,
a15c953f 81 confunc_f *confunc, int *mt);
38b051a1
TM		 82size_t ossl_statem_client_max_message_size(SSL_CONNECTION *s);
83MSG_PROCESS_RETURN ossl_statem_client_process_message(SSL_CONNECTION *s,
84 PACKET *pkt);
85WORK_STATE ossl_statem_client_post_process_message(SSL_CONNECTION *s,
86 WORK_STATE wst);
61ae935a
MC		 87
88/*
89 * TLS/DTLS server state machine functions
90 */
38b051a1
TM		 91int ossl_statem_server_read_transition(SSL_CONNECTION *s, int mt);
92WRITE_TRAN ossl_statem_server_write_transition(SSL_CONNECTION *s);
93WORK_STATE ossl_statem_server_pre_work(SSL_CONNECTION *s, WORK_STATE wst);
94WORK_STATE ossl_statem_server_post_work(SSL_CONNECTION *s, WORK_STATE wst);
95int ossl_statem_server_construct_message(SSL_CONNECTION *s,
a15c953f 96 confunc_f *confunc,int *mt);
38b051a1
TM		 97size_t ossl_statem_server_max_message_size(SSL_CONNECTION *s);
98MSG_PROCESS_RETURN ossl_statem_server_process_message(SSL_CONNECTION *s,
99 PACKET *pkt);
100WORK_STATE ossl_statem_server_post_process_message(SSL_CONNECTION *s,
101 WORK_STATE wst);
61ae935a
MC		 102
103/* Functions for getting new message data */
38b051a1
TM		 104__owur int tls_get_message_header(SSL_CONNECTION *s, int *mt);
105__owur int tls_get_message_body(SSL_CONNECTION *s, size_t *len);
106__owur int dtls_get_message(SSL_CONNECTION *s, int *mt);
107__owur int dtls_get_message_body(SSL_CONNECTION *s, size_t *len);
61ae935a
MC		 108
109/* Message construction and processing functions */
38b051a1
TM		 110__owur int tls_process_initial_server_flight(SSL_CONNECTION *s);
111__owur MSG_PROCESS_RETURN tls_process_change_cipher_spec(SSL_CONNECTION *s,
112 PACKET *pkt);
113__owur MSG_PROCESS_RETURN tls_process_finished(SSL_CONNECTION *s, PACKET *pkt);
114__owur int tls_construct_change_cipher_spec(SSL_CONNECTION *s, WPACKET *pkt);
115__owur int dtls_construct_change_cipher_spec(SSL_CONNECTION *s, WPACKET *pkt);
61ae935a 116
38b051a1
TM		 117__owur int tls_construct_finished(SSL_CONNECTION *s, WPACKET *pkt);
118__owur int tls_construct_key_update(SSL_CONNECTION *s, WPACKET *pkt);
119__owur MSG_PROCESS_RETURN tls_process_key_update(SSL_CONNECTION *s,
120 PACKET *pkt);
121__owur WORK_STATE tls_finish_handshake(SSL_CONNECTION *s, WORK_STATE wst,
122 int clearbufs, int stop);
123__owur WORK_STATE dtls_wait_for_dry(SSL_CONNECTION *s);
61ae935a
MC		 124
125/* some client-only functions */
38b051a1
TM		 126__owur int tls_construct_client_hello(SSL_CONNECTION *s, WPACKET *pkt);
127__owur MSG_PROCESS_RETURN tls_process_server_hello(SSL_CONNECTION *s,
128 PACKET *pkt);
129__owur MSG_PROCESS_RETURN tls_process_certificate_request(SSL_CONNECTION *s,
130 PACKET *pkt);
131__owur MSG_PROCESS_RETURN tls_process_new_session_ticket(SSL_CONNECTION *s,
132 PACKET *pkt);
133__owur int tls_process_cert_status_body(SSL_CONNECTION *s, PACKET *pkt);
134__owur MSG_PROCESS_RETURN tls_process_cert_status(SSL_CONNECTION *s,
135 PACKET *pkt);
136__owur MSG_PROCESS_RETURN tls_process_server_done(SSL_CONNECTION *s,
137 PACKET *pkt);
138__owur int tls_construct_cert_verify(SSL_CONNECTION *s, WPACKET *pkt);
139__owur WORK_STATE tls_prepare_client_certificate(SSL_CONNECTION *s,
140 WORK_STATE wst);
141__owur int tls_construct_client_certificate(SSL_CONNECTION *s, WPACKET *pkt);
142__owur int ssl_do_client_cert_cb(SSL_CONNECTION *s, X509 **px509,
143 EVP_PKEY **ppkey);
144__owur int tls_construct_client_key_exchange(SSL_CONNECTION *s, WPACKET *pkt);
145__owur int tls_client_key_exchange_post_work(SSL_CONNECTION *s);
146__owur int tls_construct_cert_status_body(SSL_CONNECTION *s, WPACKET *pkt);
147__owur int tls_construct_cert_status(SSL_CONNECTION *s, WPACKET *pkt);
148__owur MSG_PROCESS_RETURN tls_process_key_exchange(SSL_CONNECTION *s,
149 PACKET *pkt);
150__owur MSG_PROCESS_RETURN tls_process_server_certificate(SSL_CONNECTION *s,
151 PACKET *pkt);
152__owur WORK_STATE tls_post_process_server_certificate(SSL_CONNECTION *s,
153 WORK_STATE wst);
154__owur int ssl3_check_cert_and_algorithm(SSL_CONNECTION *s);
a230b26e 155#ifndef OPENSSL_NO_NEXTPROTONEG
38b051a1 156__owur int tls_construct_next_proto(SSL_CONNECTION *s, WPACKET *pkt);
a230b26e 157#endif
38b051a1
TM		 158__owur MSG_PROCESS_RETURN tls_process_hello_req(SSL_CONNECTION *s, PACKET *pkt);
159__owur MSG_PROCESS_RETURN dtls_process_hello_verify(SSL_CONNECTION *s, PACKET *pkt);
160__owur int tls_construct_end_of_early_data(SSL_CONNECTION *s, WPACKET *pkt);
61ae935a
MC		 161
162/* some server-only functions */
38b051a1
TM		 163__owur MSG_PROCESS_RETURN tls_process_client_hello(SSL_CONNECTION *s,
164 PACKET *pkt);
165__owur WORK_STATE tls_post_process_client_hello(SSL_CONNECTION *s,
166 WORK_STATE wst);
167__owur int tls_construct_server_hello(SSL_CONNECTION *s, WPACKET *pkt);
168__owur int dtls_construct_hello_verify_request(SSL_CONNECTION *s, WPACKET *pkt);
169__owur int tls_construct_server_certificate(SSL_CONNECTION *s, WPACKET *pkt);
170__owur int tls_construct_server_key_exchange(SSL_CONNECTION *s, WPACKET *pkt);
171__owur int tls_construct_certificate_request(SSL_CONNECTION *s, WPACKET *pkt);
172__owur int tls_construct_server_done(SSL_CONNECTION *s, WPACKET *pkt);
173__owur MSG_PROCESS_RETURN tls_process_client_certificate(SSL_CONNECTION *s,
174 PACKET *pkt);
175__owur MSG_PROCESS_RETURN tls_process_client_key_exchange(SSL_CONNECTION *s,
176 PACKET *pkt);
177__owur WORK_STATE tls_post_process_client_key_exchange(SSL_CONNECTION *s,
178 WORK_STATE wst);
179__owur MSG_PROCESS_RETURN tls_process_cert_verify(SSL_CONNECTION *s,
180 PACKET *pkt);
a230b26e 181#ifndef OPENSSL_NO_NEXTPROTONEG
38b051a1
TM		 182__owur MSG_PROCESS_RETURN tls_process_next_proto(SSL_CONNECTION *s,
183 PACKET *pkt);
a230b26e 184#endif
38b051a1
TM		 185__owur int tls_construct_new_session_ticket(SSL_CONNECTION *s, WPACKET *pkt);
186MSG_PROCESS_RETURN tls_process_end_of_early_data(SSL_CONNECTION *s,
187 PACKET *pkt);
6b473aca 188
5a5530a2
DB		 189#ifndef OPENSSL_NO_GOST
190/* These functions are used in GOST18 CKE, both for client and server */
38b051a1
TM		 191int ossl_gost18_cke_cipher_nid(const SSL_CONNECTION *s);
192int ossl_gost_ukm(const SSL_CONNECTION *s, unsigned char *dgst_buf);
5a5530a2 193#endif
70af3d8e
MC		 194
195/* Extension processing */
196
355a0d10 197typedef enum ext_return_en {
b186a592
MC		 198 EXT_RETURN_FAIL,
199 EXT_RETURN_SENT,
200 EXT_RETURN_NOT_SENT
201} EXT_RETURN;
202
38b051a1 203__owur int tls_validate_all_contexts(SSL_CONNECTION *s, unsigned int thisctx,
88050dd1 204 RAW_EXTENSION *exts);
38b051a1 205__owur int extension_is_relevant(SSL_CONNECTION *s, unsigned int extctx,
43ae5eed 206 unsigned int thisctx);
38b051a1
TM		 207__owur int tls_collect_extensions(SSL_CONNECTION *s, PACKET *packet,
208 unsigned int context,
f63a17d6 209 RAW_EXTENSION **res, size_t *len, int init);
38b051a1 210__owur int tls_parse_extension(SSL_CONNECTION *s, TLSEXT_INDEX idx, int context,
f63a17d6 211 RAW_EXTENSION *exts, X509 *x, size_t chainidx);
38b051a1
TM		 212__owur int tls_parse_all_extensions(SSL_CONNECTION *s, int context,
213 RAW_EXTENSION *exts,
f63a17d6 214 X509 *x, size_t chainidx, int fin);
38b051a1 215__owur int should_add_extension(SSL_CONNECTION *s, unsigned int extctx,
43ae5eed 216 unsigned int thisctx, int max_version);
38b051a1
TM		 217__owur int tls_construct_extensions(SSL_CONNECTION *s, WPACKET *pkt,
218 unsigned int context,
f63a17d6 219 X509 *x, size_t chainidx);
25670f3e 220
38b051a1 221__owur int tls_psk_do_binder(SSL_CONNECTION *s, const EVP_MD *md,
1053a6e2
MC		 222 const unsigned char *msgstart,
223 size_t binderoffset, const unsigned char *binderin,
224 unsigned char *binderout,
3a7c56b2 225 SSL_SESSION *sess, int sign, int external);
1053a6e2 226
25670f3e 227/* Server Extension processing */
38b051a1
TM		 228int tls_parse_ctos_renegotiate(SSL_CONNECTION *s, PACKET *pkt,
229 unsigned int context,
f63a17d6 230 X509 *x, size_t chainidx);
38b051a1
TM		 231int tls_parse_ctos_server_name(SSL_CONNECTION *s, PACKET *pkt,
232 unsigned int context,
f63a17d6 233 X509 *x, size_t chainidx);
38b051a1
TM		 234int tls_parse_ctos_maxfragmentlen(SSL_CONNECTION *s, PACKET *pkt,
235 unsigned int context,
f63a17d6 236 X509 *x, size_t chainidx);
25670f3e 237#ifndef OPENSSL_NO_SRP
38b051a1
TM		 238int tls_parse_ctos_srp(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
239 X509 *x, size_t chainidx);
25670f3e 240#endif
38b051a1
TM		 241int tls_parse_ctos_early_data(SSL_CONNECTION *s, PACKET *pkt,
242 unsigned int context,
f63a17d6 243 X509 *x, size_t chainidx);
38b051a1
TM		 244int tls_parse_ctos_ec_pt_formats(SSL_CONNECTION *s, PACKET *pkt,
245 unsigned int context,
f63a17d6 246 X509 *x, size_t chainidx);
38b051a1
TM		 247int tls_parse_ctos_supported_groups(SSL_CONNECTION *s, PACKET *pkt,
248 unsigned int context,
f63a17d6 249 X509 *x, size_t chainidxl);
38b051a1
TM		 250int tls_parse_ctos_session_ticket(SSL_CONNECTION *s, PACKET *pkt,
251 unsigned int context,
f63a17d6 252 X509 *x, size_t chainidx);
38b051a1
TM		 253int tls_parse_ctos_sig_algs_cert(SSL_CONNECTION *s, PACKET *pkt,
254 unsigned int context,
c589c34e 255 X509 *x, size_t chainidx);
38b051a1
TM		 256int tls_parse_ctos_sig_algs(SSL_CONNECTION *s, PACKET *pkt,
257 unsigned int context, X509 *x, size_t chainidx);
ab83e314 258#ifndef OPENSSL_NO_OCSP
38b051a1
TM		 259int tls_parse_ctos_status_request(SSL_CONNECTION *s, PACKET *pkt,
260 unsigned int context,
f63a17d6 261 X509 *x, size_t chainidx);
ab83e314 262#endif
25670f3e 263#ifndef OPENSSL_NO_NEXTPROTONEG
38b051a1
TM		 264int tls_parse_ctos_npn(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
265 X509 *x, size_t chainidx);
25670f3e 266#endif
38b051a1
TM		 267int tls_parse_ctos_alpn(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
268 X509 *x, size_t chainidx);
25670f3e 269#ifndef OPENSSL_NO_SRTP
38b051a1
TM		 270int tls_parse_ctos_use_srtp(SSL_CONNECTION *s, PACKET *pkt,
271 unsigned int context, X509 *x, size_t chainidx);
25670f3e 272#endif
38b051a1
TM		 273int tls_parse_ctos_etm(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
274 X509 *x, size_t chainidx);
275int tls_parse_ctos_key_share(SSL_CONNECTION *s, PACKET *pkt,
276 unsigned int context, X509 *x, size_t chainidx);
277int tls_parse_ctos_cookie(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
278 X509 *x, size_t chainidx);
279int tls_parse_ctos_ems(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
280 X509 *x, size_t chainidx);
281int tls_parse_ctos_psk_kex_modes(SSL_CONNECTION *s, PACKET *pkt,
282 unsigned int context,
f63a17d6 283 X509 *x, size_t chainidx);
38b051a1
TM		 284int tls_parse_ctos_psk(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
285 X509 *x, size_t chainidx);
286int tls_parse_ctos_post_handshake_auth(SSL_CONNECTION *, PACKET *pkt,
287 unsigned int context,
9d75dce3 288 X509 *x, size_t chainidx);
7da160b0 289
38b051a1 290EXT_RETURN tls_construct_stoc_renegotiate(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 291 unsigned int context, X509 *x,
f63a17d6 292 size_t chainidx);
38b051a1 293EXT_RETURN tls_construct_stoc_server_name(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 294 unsigned int context, X509 *x,
f63a17d6 295 size_t chainidx);
38b051a1 296EXT_RETURN tls_construct_stoc_early_data(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 297 unsigned int context, X509 *x,
f63a17d6 298 size_t chainidx);
38b051a1 299EXT_RETURN tls_construct_stoc_maxfragmentlen(SSL_CONNECTION *s, WPACKET *pkt,
cf72c757 300 unsigned int context, X509 *x,
f63a17d6 301 size_t chainidx);
38b051a1 302EXT_RETURN tls_construct_stoc_ec_pt_formats(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 303 unsigned int context, X509 *x,
f63a17d6 304 size_t chainidx);
38b051a1 305EXT_RETURN tls_construct_stoc_supported_groups(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 306 unsigned int context, X509 *x,
f63a17d6 307 size_t chainidx);
38b051a1 308EXT_RETURN tls_construct_stoc_session_ticket(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 309 unsigned int context, X509 *x,
f63a17d6 310 size_t chainidx);
ab83e314 311#ifndef OPENSSL_NO_OCSP
38b051a1 312EXT_RETURN tls_construct_stoc_status_request(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 313 unsigned int context, X509 *x,
f63a17d6 314 size_t chainidx);
ab83e314
MC		 315#endif
316#ifndef OPENSSL_NO_NEXTPROTONEG
38b051a1 317EXT_RETURN tls_construct_stoc_next_proto_neg(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 318 unsigned int context, X509 *x,
f63a17d6 319 size_t chainidx);
ab83e314 320#endif
38b051a1
TM		 321EXT_RETURN tls_construct_stoc_alpn(SSL_CONNECTION *s, WPACKET *pkt,
322 unsigned int context,
f63a17d6 323 X509 *x, size_t chainidx);
ab83e314 324#ifndef OPENSSL_NO_SRTP
38b051a1
TM		 325EXT_RETURN tls_construct_stoc_use_srtp(SSL_CONNECTION *s, WPACKET *pkt,
326 unsigned int context,
327 X509 *x, size_t chainidx);
ab83e314 328#endif
38b051a1
TM		 329EXT_RETURN tls_construct_stoc_etm(SSL_CONNECTION *s, WPACKET *pkt,
330 unsigned int context,
f63a17d6 331 X509 *x, size_t chainidx);
38b051a1
TM		 332EXT_RETURN tls_construct_stoc_ems(SSL_CONNECTION *s, WPACKET *pkt,
333 unsigned int context,
f63a17d6 334 X509 *x, size_t chainidx);
38b051a1 335EXT_RETURN tls_construct_stoc_supported_versions(SSL_CONNECTION *s, WPACKET *pkt,
88050dd1
MC		 336 unsigned int context, X509 *x,
337 size_t chainidx);
38b051a1 338EXT_RETURN tls_construct_stoc_key_share(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 339 unsigned int context, X509 *x,
f63a17d6 340 size_t chainidx);
38b051a1
TM		 341EXT_RETURN tls_construct_stoc_cookie(SSL_CONNECTION *s, WPACKET *pkt,
342 unsigned int context,
43054d3d 343 X509 *x, size_t chainidx);
7da160b0
MC		 344/*
345 * Not in public headers as this is not an official extension. Only used when
346 * SSL_OP_CRYPTOPRO_TLSEXT_BUG is set.
347 */
348#define TLSEXT_TYPE_cryptopro_bug 0xfde8
38b051a1 349EXT_RETURN tls_construct_stoc_cryptopro_bug(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 350 unsigned int context, X509 *x,
f63a17d6 351 size_t chainidx);
38b051a1
TM		 352EXT_RETURN tls_construct_stoc_psk(SSL_CONNECTION *s, WPACKET *pkt,
353 unsigned int context,
f63a17d6 354 X509 *x, size_t chainidx);
6dd083fd
MC		 355
356/* Client Extension processing */
38b051a1
TM		 357EXT_RETURN tls_construct_ctos_renegotiate(SSL_CONNECTION *s, WPACKET *pkt,
358 unsigned int context,
359 X509 *x, size_t chainidx);
360EXT_RETURN tls_construct_ctos_server_name(SSL_CONNECTION *s, WPACKET *pkt,
361 unsigned int context,
362 X509 *x, size_t chainidx);
363EXT_RETURN tls_construct_ctos_maxfragmentlen(SSL_CONNECTION *s, WPACKET *pkt,
364 unsigned int context,
f63a17d6 365 X509 *x, size_t chainidx);
ab83e314 366#ifndef OPENSSL_NO_SRP
38b051a1
TM		 367EXT_RETURN tls_construct_ctos_srp(SSL_CONNECTION *s, WPACKET *pkt,
368 unsigned int context, X509 *x,
369 size_t chainidx);
ab83e314 370#endif
38b051a1 371EXT_RETURN tls_construct_ctos_ec_pt_formats(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 372 unsigned int context, X509 *x,
f63a17d6 373 size_t chainidx);
38b051a1 374EXT_RETURN tls_construct_ctos_supported_groups(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 375 unsigned int context, X509 *x,
f63a17d6 376 size_t chainidx);
dbc6268f 377
38b051a1 378EXT_RETURN tls_construct_ctos_early_data(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 379 unsigned int context, X509 *x,
f63a17d6 380 size_t chainidx);
38b051a1 381EXT_RETURN tls_construct_ctos_session_ticket(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 382 unsigned int context, X509 *x,
f63a17d6 383 size_t chainidx);
38b051a1 384EXT_RETURN tls_construct_ctos_sig_algs(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 385 unsigned int context, X509 *x,
f63a17d6 386 size_t chainidx);
ab83e314 387#ifndef OPENSSL_NO_OCSP
38b051a1 388EXT_RETURN tls_construct_ctos_status_request(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 389 unsigned int context, X509 *x,
f63a17d6 390 size_t chainidx);
ab83e314
MC		 391#endif
392#ifndef OPENSSL_NO_NEXTPROTONEG
38b051a1
TM		 393EXT_RETURN tls_construct_ctos_npn(SSL_CONNECTION *s, WPACKET *pkt,
394 unsigned int context,
f63a17d6 395 X509 *x, size_t chainidx);
ab83e314 396#endif
38b051a1
TM		 397EXT_RETURN tls_construct_ctos_alpn(SSL_CONNECTION *s, WPACKET *pkt,
398 unsigned int context,
f63a17d6 399 X509 *x, size_t chainidx);
ab83e314 400#ifndef OPENSSL_NO_SRTP
38b051a1
TM		 401EXT_RETURN tls_construct_ctos_use_srtp(SSL_CONNECTION *s, WPACKET *pkt,
402 unsigned int context,
f63a17d6 403 X509 *x, size_t chainidx);
ab83e314 404#endif
38b051a1
TM		 405EXT_RETURN tls_construct_ctos_etm(SSL_CONNECTION *s, WPACKET *pkt,
406 unsigned int context,
f63a17d6 407 X509 *x, size_t chainidx);
ab83e314 408#ifndef OPENSSL_NO_CT
38b051a1
TM		 409EXT_RETURN tls_construct_ctos_sct(SSL_CONNECTION *s, WPACKET *pkt,
410 unsigned int context,
f63a17d6 411 X509 *x, size_t chainidx);
ab83e314 412#endif
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TM		 413EXT_RETURN tls_construct_ctos_ems(SSL_CONNECTION *s, WPACKET *pkt,
414 unsigned int context,
f63a17d6 415 X509 *x, size_t chainidx);
38b051a1 416EXT_RETURN tls_construct_ctos_supported_versions(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 417 unsigned int context, X509 *x,
f63a17d6 418 size_t chainidx);
38b051a1 419EXT_RETURN tls_construct_ctos_key_share(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 420 unsigned int context, X509 *x,
f63a17d6 421 size_t chainidx);
38b051a1 422EXT_RETURN tls_construct_ctos_psk_kex_modes(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 423 unsigned int context, X509 *x,
f63a17d6 424 size_t chainidx);
38b051a1
TM		 425EXT_RETURN tls_construct_ctos_cookie(SSL_CONNECTION *s, WPACKET *pkt,
426 unsigned int context,
f63a17d6 427 X509 *x, size_t chainidx);
38b051a1 428EXT_RETURN tls_construct_ctos_padding(SSL_CONNECTION *s, WPACKET *pkt,
b186a592 429 unsigned int context, X509 *x,
f63a17d6 430 size_t chainidx);
38b051a1
TM		 431EXT_RETURN tls_construct_ctos_psk(SSL_CONNECTION *s, WPACKET *pkt,
432 unsigned int context,
f63a17d6 433 X509 *x, size_t chainidx);
38b051a1
TM		 434EXT_RETURN tls_construct_ctos_post_handshake_auth(SSL_CONNECTION *s, WPACKET *pkt,
435 unsigned int context,
9d75dce3
TS		 436 X509 *x, size_t chainidx);
437
38b051a1
TM		 438int tls_parse_stoc_renegotiate(SSL_CONNECTION *s, PACKET *pkt,
439 unsigned int context,
f63a17d6 440 X509 *x, size_t chainidx);
38b051a1
TM		 441int tls_parse_stoc_server_name(SSL_CONNECTION *s, PACKET *pkt,
442 unsigned int context,
f63a17d6 443 X509 *x, size_t chainidx);
38b051a1
TM		 444int tls_parse_stoc_early_data(SSL_CONNECTION *s, PACKET *pkt,
445 unsigned int context,
f63a17d6 446 X509 *x, size_t chainidx);
38b051a1
TM		 447int tls_parse_stoc_maxfragmentlen(SSL_CONNECTION *s, PACKET *pkt,
448 unsigned int context,
f63a17d6 449 X509 *x, size_t chainidx);
38b051a1
TM		 450int tls_parse_stoc_ec_pt_formats(SSL_CONNECTION *s, PACKET *pkt,
451 unsigned int context,
f63a17d6 452 X509 *x, size_t chainidx);
38b051a1
TM		 453int tls_parse_stoc_session_ticket(SSL_CONNECTION *s, PACKET *pkt,
454 unsigned int context,
f63a17d6 455 X509 *x, size_t chainidx);
ab83e314 456#ifndef OPENSSL_NO_OCSP
38b051a1
TM		 457int tls_parse_stoc_status_request(SSL_CONNECTION *s, PACKET *pkt,
458 unsigned int context,
f63a17d6 459 X509 *x, size_t chainidx);
ab83e314 460#endif
6dd083fd 461#ifndef OPENSSL_NO_CT
38b051a1
TM		 462int tls_parse_stoc_sct(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
463 X509 *x, size_t chainidx);
6dd083fd
MC		 464#endif
465#ifndef OPENSSL_NO_NEXTPROTONEG
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TM		 466int tls_parse_stoc_npn(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
467 X509 *x, size_t chainidx);
6dd083fd 468#endif
38b051a1
TM		 469int tls_parse_stoc_alpn(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
470 X509 *x, size_t chainidx);
6dd083fd 471#ifndef OPENSSL_NO_SRTP
38b051a1
TM		 472int tls_parse_stoc_use_srtp(SSL_CONNECTION *s, PACKET *pkt,
473 unsigned int context, X509 *x, size_t chainidx);
6dd083fd 474#endif
38b051a1
TM		 475int tls_parse_stoc_etm(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
476 X509 *x, size_t chainidx);
477int tls_parse_stoc_ems(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
478 X509 *x, size_t chainidx);
479int tls_parse_stoc_supported_versions(SSL_CONNECTION *s, PACKET *pkt,
480 unsigned int context,
88050dd1 481 X509 *x, size_t chainidx);
38b051a1
TM		 482int tls_parse_stoc_key_share(SSL_CONNECTION *s, PACKET *pkt,
483 unsigned int context, X509 *x, size_t chainidx);
484int tls_parse_stoc_cookie(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
485 X509 *x, size_t chainidx);
486int tls_parse_stoc_psk(SSL_CONNECTION *s, PACKET *pkt, unsigned int context,
487 X509 *x, size_t chainidx);
630369d9 488
38b051a1 489int tls_handle_alpn(SSL_CONNECTION *s);
9d75dce3 490
38b051a1
TM		 491int tls13_save_handshake_digest_for_pha(SSL_CONNECTION *s);
492int tls13_restore_handshake_digest_for_pha(SSL_CONNECTION *s);
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