2 * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (the "License"). You may not use
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
12 #include <openssl/bio.h>
13 #include <openssl/x509_vfy.h>
14 #include <openssl/ssl.h>
15 #ifndef OPENSSL_NO_SRP
16 #include <openssl/srp.h>
19 #ifndef OPENSSL_NO_SOCK
24 #include "handshake_helper.h"
27 HANDSHAKE_RESULT
*HANDSHAKE_RESULT_new()
29 HANDSHAKE_RESULT
*ret
;
31 TEST_ptr(ret
= OPENSSL_zalloc(sizeof(*ret
)));
35 void HANDSHAKE_RESULT_free(HANDSHAKE_RESULT
*result
)
39 OPENSSL_free(result
->client_npn_negotiated
);
40 OPENSSL_free(result
->server_npn_negotiated
);
41 OPENSSL_free(result
->client_alpn_negotiated
);
42 OPENSSL_free(result
->server_alpn_negotiated
);
43 sk_X509_NAME_pop_free(result
->server_ca_names
, X509_NAME_free
);
44 sk_X509_NAME_pop_free(result
->client_ca_names
, X509_NAME_free
);
49 * Since there appears to be no way to extract the sent/received alert
50 * from the SSL object directly, we use the info callback and stash
51 * the result in ex_data.
53 typedef struct handshake_ex_data_st
{
55 int num_fatal_alerts_sent
;
57 int session_ticket_do_not_call
;
58 ssl_servername_t servername
;
61 typedef struct ctx_data_st
{
62 unsigned char *npn_protocols
;
63 size_t npn_protocols_len
;
64 unsigned char *alpn_protocols
;
65 size_t alpn_protocols_len
;
70 /* |ctx_data| itself is stack-allocated. */
71 static void ctx_data_free_data(CTX_DATA
*ctx_data
)
73 OPENSSL_free(ctx_data
->npn_protocols
);
74 ctx_data
->npn_protocols
= NULL
;
75 OPENSSL_free(ctx_data
->alpn_protocols
);
76 ctx_data
->alpn_protocols
= NULL
;
77 OPENSSL_free(ctx_data
->srp_user
);
78 ctx_data
->srp_user
= NULL
;
79 OPENSSL_free(ctx_data
->srp_password
);
80 ctx_data
->srp_password
= NULL
;
83 static int ex_data_idx
;
85 static void info_cb(const SSL
*s
, int where
, int ret
)
87 if (where
& SSL_CB_ALERT
) {
88 HANDSHAKE_EX_DATA
*ex_data
=
89 (HANDSHAKE_EX_DATA
*)(SSL_get_ex_data(s
, ex_data_idx
));
90 if (where
& SSL_CB_WRITE
) {
91 ex_data
->alert_sent
= ret
;
92 if (strcmp(SSL_alert_type_string(ret
), "F") == 0
93 || strcmp(SSL_alert_desc_string(ret
), "CN") == 0)
94 ex_data
->num_fatal_alerts_sent
++;
96 ex_data
->alert_received
= ret
;
101 /* Select the appropriate server CTX.
102 * Returns SSL_TLSEXT_ERR_OK if a match was found.
103 * If |ignore| is 1, returns SSL_TLSEXT_ERR_NOACK on mismatch.
104 * Otherwise, returns SSL_TLSEXT_ERR_ALERT_FATAL on mismatch.
105 * An empty SNI extension also returns SSL_TSLEXT_ERR_NOACK.
107 static int select_server_ctx(SSL
*s
, void *arg
, int ignore
)
109 const char *servername
= SSL_get_servername(s
, TLSEXT_NAMETYPE_host_name
);
110 HANDSHAKE_EX_DATA
*ex_data
=
111 (HANDSHAKE_EX_DATA
*)(SSL_get_ex_data(s
, ex_data_idx
));
113 if (servername
== NULL
) {
114 ex_data
->servername
= SSL_TEST_SERVERNAME_SERVER1
;
115 return SSL_TLSEXT_ERR_NOACK
;
118 if (strcmp(servername
, "server2") == 0) {
119 SSL_CTX
*new_ctx
= (SSL_CTX
*)arg
;
120 SSL_set_SSL_CTX(s
, new_ctx
);
122 * Copy over all the SSL_CTX options - reasonable behavior
123 * allows testing of cases where the options between two
124 * contexts differ/conflict
126 SSL_clear_options(s
, 0xFFFFFFFFL
);
127 SSL_set_options(s
, SSL_CTX_get_options(new_ctx
));
129 ex_data
->servername
= SSL_TEST_SERVERNAME_SERVER2
;
130 return SSL_TLSEXT_ERR_OK
;
131 } else if (strcmp(servername
, "server1") == 0) {
132 ex_data
->servername
= SSL_TEST_SERVERNAME_SERVER1
;
133 return SSL_TLSEXT_ERR_OK
;
135 ex_data
->servername
= SSL_TEST_SERVERNAME_SERVER1
;
136 return SSL_TLSEXT_ERR_NOACK
;
138 /* Don't set an explicit alert, to test library defaults. */
139 return SSL_TLSEXT_ERR_ALERT_FATAL
;
143 static int early_select_server_ctx(SSL
*s
, void *arg
, int ignore
)
145 const char *servername
;
146 const unsigned char *p
;
147 size_t len
, remaining
;
148 HANDSHAKE_EX_DATA
*ex_data
=
149 (HANDSHAKE_EX_DATA
*)(SSL_get_ex_data(s
, ex_data_idx
));
152 * The server_name extension was given too much extensibility when it
153 * was written, so parsing the normal case is a bit complex.
155 if (!SSL_early_get0_ext(s
, TLSEXT_TYPE_server_name
, &p
, &remaining
) ||
158 /* Extract the length of the supplied list of names. */
161 if (len
+ 2 != remaining
)
165 * The list in practice only has a single element, so we only consider
168 if (remaining
== 0 || *p
++ != TLSEXT_NAMETYPE_host_name
)
171 /* Now we can finally pull out the byte array with the actual hostname. */
176 if (len
+ 2 > remaining
)
179 servername
= (const char *)p
;
181 if (len
== strlen("server2") && strncmp(servername
, "server2", len
) == 0) {
182 SSL_CTX
*new_ctx
= arg
;
183 SSL_set_SSL_CTX(s
, new_ctx
);
185 * Copy over all the SSL_CTX options - reasonable behavior
186 * allows testing of cases where the options between two
187 * contexts differ/conflict
189 SSL_clear_options(s
, 0xFFFFFFFFL
);
190 SSL_set_options(s
, SSL_CTX_get_options(new_ctx
));
192 ex_data
->servername
= SSL_TEST_SERVERNAME_SERVER2
;
194 } else if (len
== strlen("server1") &&
195 strncmp(servername
, "server1", len
) == 0) {
196 ex_data
->servername
= SSL_TEST_SERVERNAME_SERVER1
;
199 ex_data
->servername
= SSL_TEST_SERVERNAME_SERVER1
;
206 * If the server understood the ClientHello extension but
207 * does not recognize the server name, the server SHOULD take one of two
208 * actions: either abort the handshake by sending a fatal-level
209 * unrecognized_name(112) alert or continue the handshake.
211 * This behaviour is up to the application to configure; we test both
212 * configurations to ensure the state machine propagates the result
215 static int servername_ignore_cb(SSL
*s
, int *ad
, void *arg
)
217 return select_server_ctx(s
, arg
, 1);
220 static int servername_reject_cb(SSL
*s
, int *ad
, void *arg
)
222 return select_server_ctx(s
, arg
, 0);
225 static int early_ignore_cb(SSL
*s
, int *al
, void *arg
)
227 if (!early_select_server_ctx(s
, arg
, 1)) {
228 *al
= SSL_AD_UNRECOGNIZED_NAME
;
234 static int early_reject_cb(SSL
*s
, int *al
, void *arg
)
236 if (!early_select_server_ctx(s
, arg
, 0)) {
237 *al
= SSL_AD_UNRECOGNIZED_NAME
;
243 static int early_nov12_cb(SSL
*s
, int *al
, void *arg
)
247 const unsigned char *p
;
249 v
= SSL_early_get0_legacy_version(s
);
250 if (v
> TLS1_2_VERSION
|| v
< SSL3_VERSION
) {
251 *al
= SSL_AD_PROTOCOL_VERSION
;
254 (void)SSL_early_get0_session_id(s
, &p
);
256 SSL_early_get0_random(s
, &p
) == 0 ||
257 SSL_early_get0_ciphers(s
, &p
) == 0 ||
258 SSL_early_get0_compression_methods(s
, &p
) == 0) {
259 *al
= SSL_AD_INTERNAL_ERROR
;
262 ret
= early_select_server_ctx(s
, arg
, 0);
263 SSL_set_max_proto_version(s
, TLS1_1_VERSION
);
265 *al
= SSL_AD_UNRECOGNIZED_NAME
;
269 static unsigned char dummy_ocsp_resp_good_val
= 0xff;
270 static unsigned char dummy_ocsp_resp_bad_val
= 0xfe;
272 static int server_ocsp_cb(SSL
*s
, void *arg
)
276 resp
= OPENSSL_malloc(1);
278 return SSL_TLSEXT_ERR_ALERT_FATAL
;
280 * For the purposes of testing we just send back a dummy OCSP response
282 *resp
= *(unsigned char *)arg
;
283 if (!SSL_set_tlsext_status_ocsp_resp(s
, resp
, 1))
284 return SSL_TLSEXT_ERR_ALERT_FATAL
;
286 return SSL_TLSEXT_ERR_OK
;
289 static int client_ocsp_cb(SSL
*s
, void *arg
)
291 const unsigned char *resp
;
294 len
= SSL_get_tlsext_status_ocsp_resp(s
, &resp
);
295 if (len
!= 1 || *resp
!= dummy_ocsp_resp_good_val
)
301 static int verify_reject_cb(X509_STORE_CTX
*ctx
, void *arg
) {
302 X509_STORE_CTX_set_error(ctx
, X509_V_ERR_APPLICATION_VERIFICATION
);
306 static int verify_accept_cb(X509_STORE_CTX
*ctx
, void *arg
) {
310 static int broken_session_ticket_cb(SSL
*s
, unsigned char *key_name
, unsigned char *iv
,
311 EVP_CIPHER_CTX
*ctx
, HMAC_CTX
*hctx
, int enc
)
316 static int do_not_call_session_ticket_cb(SSL
*s
, unsigned char *key_name
,
319 HMAC_CTX
*hctx
, int enc
)
321 HANDSHAKE_EX_DATA
*ex_data
=
322 (HANDSHAKE_EX_DATA
*)(SSL_get_ex_data(s
, ex_data_idx
));
323 ex_data
->session_ticket_do_not_call
= 1;
327 /* Parse the comma-separated list into TLS format. */
328 static int parse_protos(const char *protos
, unsigned char **out
, size_t *outlen
)
330 size_t len
, i
, prefix
;
332 len
= strlen(protos
);
334 /* Should never have reuse. */
335 if (!TEST_ptr_null(*out
)
336 /* Test values are small, so we omit length limit checks. */
337 || !TEST_ptr(*out
= OPENSSL_malloc(len
+ 1)))
342 * foo => '3', 'f', 'o', 'o'
343 * foo,bar => '3', 'f', 'o', 'o', '3', 'b', 'a', 'r'
345 memcpy(*out
+ 1, protos
, len
);
350 if ((*out
)[i
] == ',') {
351 if (!TEST_int_gt(i
- 1, prefix
))
353 (*out
)[prefix
] = i
- 1 - prefix
;
358 if (!TEST_int_gt(len
, prefix
))
360 (*out
)[prefix
] = len
- prefix
;
369 #ifndef OPENSSL_NO_NEXTPROTONEG
371 * The client SHOULD select the first protocol advertised by the server that it
372 * also supports. In the event that the client doesn't support any of server's
373 * protocols, or the server doesn't advertise any, it SHOULD select the first
374 * protocol that it supports.
376 static int client_npn_cb(SSL
*s
, unsigned char **out
, unsigned char *outlen
,
377 const unsigned char *in
, unsigned int inlen
,
380 CTX_DATA
*ctx_data
= (CTX_DATA
*)(arg
);
383 ret
= SSL_select_next_proto(out
, outlen
, in
, inlen
,
384 ctx_data
->npn_protocols
,
385 ctx_data
->npn_protocols_len
);
386 /* Accept both OPENSSL_NPN_NEGOTIATED and OPENSSL_NPN_NO_OVERLAP. */
387 return TEST_true(ret
== OPENSSL_NPN_NEGOTIATED
|| ret
== OPENSSL_NPN_NO_OVERLAP
)
388 ? SSL_TLSEXT_ERR_OK
: SSL_TLSEXT_ERR_ALERT_FATAL
;
391 static int server_npn_cb(SSL
*s
, const unsigned char **data
,
392 unsigned int *len
, void *arg
)
394 CTX_DATA
*ctx_data
= (CTX_DATA
*)(arg
);
395 *data
= ctx_data
->npn_protocols
;
396 *len
= ctx_data
->npn_protocols_len
;
397 return SSL_TLSEXT_ERR_OK
;
402 * The server SHOULD select the most highly preferred protocol that it supports
403 * and that is also advertised by the client. In the event that the server
404 * supports no protocols that the client advertises, then the server SHALL
405 * respond with a fatal "no_application_protocol" alert.
407 static int server_alpn_cb(SSL
*s
, const unsigned char **out
,
408 unsigned char *outlen
, const unsigned char *in
,
409 unsigned int inlen
, void *arg
)
411 CTX_DATA
*ctx_data
= (CTX_DATA
*)(arg
);
414 /* SSL_select_next_proto isn't const-correct... */
415 unsigned char *tmp_out
;
418 * The result points either to |in| or to |ctx_data->alpn_protocols|.
419 * The callback is allowed to point to |in| or to a long-lived buffer,
420 * so we can return directly without storing a copy.
422 ret
= SSL_select_next_proto(&tmp_out
, outlen
,
423 ctx_data
->alpn_protocols
,
424 ctx_data
->alpn_protocols_len
, in
, inlen
);
427 /* Unlike NPN, we don't tolerate a mismatch. */
428 return ret
== OPENSSL_NPN_NEGOTIATED
? SSL_TLSEXT_ERR_OK
429 : SSL_TLSEXT_ERR_ALERT_FATAL
;
432 #ifndef OPENSSL_NO_SRP
433 static char *client_srp_cb(SSL
*s
, void *arg
)
435 CTX_DATA
*ctx_data
= (CTX_DATA
*)(arg
);
436 return OPENSSL_strdup(ctx_data
->srp_password
);
439 static int server_srp_cb(SSL
*s
, int *ad
, void *arg
)
441 CTX_DATA
*ctx_data
= (CTX_DATA
*)(arg
);
442 if (strcmp(ctx_data
->srp_user
, SSL_get_srp_username(s
)) != 0)
443 return SSL3_AL_FATAL
;
444 if (SSL_set_srp_server_param_pw(s
, ctx_data
->srp_user
,
445 ctx_data
->srp_password
,
446 "2048" /* known group */) < 0) {
447 *ad
= SSL_AD_INTERNAL_ERROR
;
448 return SSL3_AL_FATAL
;
450 return SSL_ERROR_NONE
;
452 #endif /* !OPENSSL_NO_SRP */
455 * Configure callbacks and other properties that can't be set directly
456 * in the server/client CONF.
458 static int configure_handshake_ctx(SSL_CTX
*server_ctx
, SSL_CTX
*server2_ctx
,
460 const SSL_TEST_CTX
*test
,
461 const SSL_TEST_EXTRA_CONF
*extra
,
462 CTX_DATA
*server_ctx_data
,
463 CTX_DATA
*server2_ctx_data
,
464 CTX_DATA
*client_ctx_data
)
466 unsigned char *ticket_keys
;
467 size_t ticket_key_len
;
469 if (!TEST_int_eq(SSL_CTX_set_max_send_fragment(server_ctx
,
470 test
->max_fragment_size
), 1))
472 if (server2_ctx
!= NULL
) {
473 if (!TEST_int_eq(SSL_CTX_set_max_send_fragment(server2_ctx
,
474 test
->max_fragment_size
),
478 if (!TEST_int_eq(SSL_CTX_set_max_send_fragment(client_ctx
,
479 test
->max_fragment_size
), 1))
482 switch (extra
->client
.verify_callback
) {
483 case SSL_TEST_VERIFY_ACCEPT_ALL
:
484 SSL_CTX_set_cert_verify_callback(client_ctx
, &verify_accept_cb
, NULL
);
486 case SSL_TEST_VERIFY_REJECT_ALL
:
487 SSL_CTX_set_cert_verify_callback(client_ctx
, &verify_reject_cb
, NULL
);
489 case SSL_TEST_VERIFY_NONE
:
494 * Link the two contexts for SNI purposes.
495 * Also do early callbacks here, as setting both early and SNI is bad.
497 switch (extra
->server
.servername_callback
) {
498 case SSL_TEST_SERVERNAME_IGNORE_MISMATCH
:
499 SSL_CTX_set_tlsext_servername_callback(server_ctx
, servername_ignore_cb
);
500 SSL_CTX_set_tlsext_servername_arg(server_ctx
, server2_ctx
);
502 case SSL_TEST_SERVERNAME_REJECT_MISMATCH
:
503 SSL_CTX_set_tlsext_servername_callback(server_ctx
, servername_reject_cb
);
504 SSL_CTX_set_tlsext_servername_arg(server_ctx
, server2_ctx
);
506 case SSL_TEST_SERVERNAME_CB_NONE
:
508 case SSL_TEST_SERVERNAME_EARLY_IGNORE_MISMATCH
:
509 SSL_CTX_set_early_cb(server_ctx
, early_ignore_cb
, server2_ctx
);
511 case SSL_TEST_SERVERNAME_EARLY_REJECT_MISMATCH
:
512 SSL_CTX_set_early_cb(server_ctx
, early_reject_cb
, server2_ctx
);
514 case SSL_TEST_SERVERNAME_EARLY_NO_V12
:
515 SSL_CTX_set_early_cb(server_ctx
, early_nov12_cb
, server2_ctx
);
518 if (extra
->server
.cert_status
!= SSL_TEST_CERT_STATUS_NONE
) {
519 SSL_CTX_set_tlsext_status_type(client_ctx
, TLSEXT_STATUSTYPE_ocsp
);
520 SSL_CTX_set_tlsext_status_cb(client_ctx
, client_ocsp_cb
);
521 SSL_CTX_set_tlsext_status_arg(client_ctx
, NULL
);
522 SSL_CTX_set_tlsext_status_cb(server_ctx
, server_ocsp_cb
);
523 SSL_CTX_set_tlsext_status_arg(server_ctx
,
524 ((extra
->server
.cert_status
== SSL_TEST_CERT_STATUS_GOOD_RESPONSE
)
525 ? &dummy_ocsp_resp_good_val
: &dummy_ocsp_resp_bad_val
));
529 * The initial_ctx/session_ctx always handles the encrypt/decrypt of the
530 * session ticket. This ticket_key callback is assigned to the second
531 * session (assigned via SNI), and should never be invoked
533 if (server2_ctx
!= NULL
)
534 SSL_CTX_set_tlsext_ticket_key_cb(server2_ctx
,
535 do_not_call_session_ticket_cb
);
537 if (extra
->server
.broken_session_ticket
) {
538 SSL_CTX_set_tlsext_ticket_key_cb(server_ctx
, broken_session_ticket_cb
);
540 #ifndef OPENSSL_NO_NEXTPROTONEG
541 if (extra
->server
.npn_protocols
!= NULL
) {
542 if (!TEST_true(parse_protos(extra
->server
.npn_protocols
,
543 &server_ctx_data
->npn_protocols
,
544 &server_ctx_data
->npn_protocols_len
)))
546 SSL_CTX_set_npn_advertised_cb(server_ctx
, server_npn_cb
,
549 if (extra
->server2
.npn_protocols
!= NULL
) {
550 if (!TEST_true(parse_protos(extra
->server2
.npn_protocols
,
551 &server2_ctx_data
->npn_protocols
,
552 &server2_ctx_data
->npn_protocols_len
))
553 || !TEST_ptr(server2_ctx
))
555 SSL_CTX_set_npn_advertised_cb(server2_ctx
, server_npn_cb
,
558 if (extra
->client
.npn_protocols
!= NULL
) {
559 if (!TEST_true(parse_protos(extra
->client
.npn_protocols
,
560 &client_ctx_data
->npn_protocols
,
561 &client_ctx_data
->npn_protocols_len
)))
563 SSL_CTX_set_next_proto_select_cb(client_ctx
, client_npn_cb
,
567 if (extra
->server
.alpn_protocols
!= NULL
) {
568 if (!TEST_true(parse_protos(extra
->server
.alpn_protocols
,
569 &server_ctx_data
->alpn_protocols
,
570 &server_ctx_data
->alpn_protocols_len
)))
572 SSL_CTX_set_alpn_select_cb(server_ctx
, server_alpn_cb
, server_ctx_data
);
574 if (extra
->server2
.alpn_protocols
!= NULL
) {
575 if (!TEST_ptr(server2_ctx
)
576 || !TEST_true(parse_protos(extra
->server2
.alpn_protocols
,
577 &server2_ctx_data
->alpn_protocols
,
578 &server2_ctx_data
->alpn_protocols_len
581 SSL_CTX_set_alpn_select_cb(server2_ctx
, server_alpn_cb
,
584 if (extra
->client
.alpn_protocols
!= NULL
) {
585 unsigned char *alpn_protos
= NULL
;
586 size_t alpn_protos_len
;
587 if (!TEST_true(parse_protos(extra
->client
.alpn_protocols
,
588 &alpn_protos
, &alpn_protos_len
))
589 /* Reversed return value convention... */
590 || !TEST_int_eq(SSL_CTX_set_alpn_protos(client_ctx
, alpn_protos
,
591 alpn_protos_len
), 0))
593 OPENSSL_free(alpn_protos
);
597 * Use fixed session ticket keys so that we can decrypt a ticket created with
598 * one CTX in another CTX. Don't address server2 for the moment.
600 ticket_key_len
= SSL_CTX_set_tlsext_ticket_keys(server_ctx
, NULL
, 0);
601 if (!TEST_ptr(ticket_keys
= OPENSSL_zalloc(ticket_key_len
))
602 || !TEST_int_eq(SSL_CTX_set_tlsext_ticket_keys(server_ctx
,
604 ticket_key_len
), 1)) {
605 OPENSSL_free(ticket_keys
);
608 OPENSSL_free(ticket_keys
);
610 /* The default log list includes EC keys, so CT can't work without EC. */
611 #if !defined(OPENSSL_NO_CT) && !defined(OPENSSL_NO_EC)
612 if (!TEST_true(SSL_CTX_set_default_ctlog_list_file(client_ctx
)))
614 switch (extra
->client
.ct_validation
) {
615 case SSL_TEST_CT_VALIDATION_PERMISSIVE
:
616 if (!TEST_true(SSL_CTX_enable_ct(client_ctx
,
617 SSL_CT_VALIDATION_PERMISSIVE
)))
620 case SSL_TEST_CT_VALIDATION_STRICT
:
621 if (!TEST_true(SSL_CTX_enable_ct(client_ctx
, SSL_CT_VALIDATION_STRICT
)))
624 case SSL_TEST_CT_VALIDATION_NONE
:
628 #ifndef OPENSSL_NO_SRP
629 if (extra
->server
.srp_user
!= NULL
) {
630 SSL_CTX_set_srp_username_callback(server_ctx
, server_srp_cb
);
631 server_ctx_data
->srp_user
= OPENSSL_strdup(extra
->server
.srp_user
);
632 server_ctx_data
->srp_password
= OPENSSL_strdup(extra
->server
.srp_password
);
633 SSL_CTX_set_srp_cb_arg(server_ctx
, server_ctx_data
);
635 if (extra
->server2
.srp_user
!= NULL
) {
636 if (!TEST_ptr(server2_ctx
))
638 SSL_CTX_set_srp_username_callback(server2_ctx
, server_srp_cb
);
639 server2_ctx_data
->srp_user
= OPENSSL_strdup(extra
->server2
.srp_user
);
640 server2_ctx_data
->srp_password
= OPENSSL_strdup(extra
->server2
.srp_password
);
641 SSL_CTX_set_srp_cb_arg(server2_ctx
, server2_ctx_data
);
643 if (extra
->client
.srp_user
!= NULL
) {
644 if (!TEST_true(SSL_CTX_set_srp_username(client_ctx
,
645 extra
->client
.srp_user
)))
647 SSL_CTX_set_srp_client_pwd_callback(client_ctx
, client_srp_cb
);
648 client_ctx_data
->srp_password
= OPENSSL_strdup(extra
->client
.srp_password
);
649 SSL_CTX_set_srp_cb_arg(client_ctx
, client_ctx_data
);
651 #endif /* !OPENSSL_NO_SRP */
657 /* Configure per-SSL callbacks and other properties. */
658 static void configure_handshake_ssl(SSL
*server
, SSL
*client
,
659 const SSL_TEST_EXTRA_CONF
*extra
)
661 if (extra
->client
.servername
!= SSL_TEST_SERVERNAME_NONE
)
662 SSL_set_tlsext_host_name(client
,
663 ssl_servername_name(extra
->client
.servername
));
666 /* The status for each connection phase. */
675 /* An SSL object and associated read-write buffers. */
676 typedef struct peer_st
{
678 /* Buffer lengths are int to match the SSL read/write API. */
679 unsigned char *write_buf
;
681 unsigned char *read_buf
;
685 peer_status_t status
;
688 static int create_peer(PEER
*peer
, SSL_CTX
*ctx
)
690 static const int peer_buffer_size
= 64 * 1024;
692 unsigned char *read_buf
= NULL
, *write_buf
= NULL
;
694 if (!TEST_ptr(ssl
= SSL_new(ctx
))
695 || !TEST_ptr(write_buf
= OPENSSL_zalloc(peer_buffer_size
))
696 || !TEST_ptr(read_buf
= OPENSSL_zalloc(peer_buffer_size
)))
700 peer
->write_buf
= write_buf
;
701 peer
->read_buf
= read_buf
;
702 peer
->write_buf_len
= peer
->read_buf_len
= peer_buffer_size
;
706 OPENSSL_free(write_buf
);
707 OPENSSL_free(read_buf
);
711 static void peer_free_data(PEER
*peer
)
714 OPENSSL_free(peer
->write_buf
);
715 OPENSSL_free(peer
->read_buf
);
719 * Note that we could do the handshake transparently under an SSL_write,
720 * but separating the steps is more helpful for debugging test failures.
722 static void do_handshake_step(PEER
*peer
)
724 if (!TEST_int_eq(peer
->status
, PEER_RETRY
)) {
725 peer
->status
= PEER_TEST_FAILURE
;
727 int ret
= SSL_do_handshake(peer
->ssl
);
730 peer
->status
= PEER_SUCCESS
;
731 } else if (ret
== 0) {
732 peer
->status
= PEER_ERROR
;
734 int error
= SSL_get_error(peer
->ssl
, ret
);
735 /* Memory bios should never block with SSL_ERROR_WANT_WRITE. */
736 if (error
!= SSL_ERROR_WANT_READ
)
737 peer
->status
= PEER_ERROR
;
743 * Send/receive some application data. The read-write sequence is
744 * Peer A: (R) W - first read will yield no data
751 static void do_app_data_step(PEER
*peer
)
753 int ret
= 1, write_bytes
;
755 if (!TEST_int_eq(peer
->status
, PEER_RETRY
)) {
756 peer
->status
= PEER_TEST_FAILURE
;
760 /* We read everything available... */
761 while (ret
> 0 && peer
->bytes_to_read
) {
762 ret
= SSL_read(peer
->ssl
, peer
->read_buf
, peer
->read_buf_len
);
764 if (!TEST_int_le(ret
, peer
->bytes_to_read
)) {
765 peer
->status
= PEER_TEST_FAILURE
;
768 peer
->bytes_to_read
-= ret
;
769 } else if (ret
== 0) {
770 peer
->status
= PEER_ERROR
;
773 int error
= SSL_get_error(peer
->ssl
, ret
);
774 if (error
!= SSL_ERROR_WANT_READ
) {
775 peer
->status
= PEER_ERROR
;
777 } /* Else continue with write. */
781 /* ... but we only write one write-buffer-full of data. */
782 write_bytes
= peer
->bytes_to_write
< peer
->write_buf_len
? peer
->bytes_to_write
:
785 ret
= SSL_write(peer
->ssl
, peer
->write_buf
, write_bytes
);
787 /* SSL_write will only succeed with a complete write. */
788 if (!TEST_int_eq(ret
, write_bytes
)) {
789 peer
->status
= PEER_TEST_FAILURE
;
792 peer
->bytes_to_write
-= ret
;
795 * We should perhaps check for SSL_ERROR_WANT_READ/WRITE here
796 * but this doesn't yet occur with current app data sizes.
798 peer
->status
= PEER_ERROR
;
804 * We could simply finish when there was nothing to read, and we have
805 * nothing left to write. But keeping track of the expected number of bytes
806 * to read gives us somewhat better guarantees that all data sent is in fact
809 if (!peer
->bytes_to_write
&& !peer
->bytes_to_read
) {
810 peer
->status
= PEER_SUCCESS
;
814 static void do_reneg_setup_step(const SSL_TEST_CTX
*test_ctx
, PEER
*peer
)
819 if (peer
->status
== PEER_SUCCESS
) {
821 * We are a client that succeeded this step previously, but the server
822 * wanted to retry. Probably there is a no_renegotiation warning alert
823 * waiting for us. Attempt to continue the handshake.
825 peer
->status
= PEER_RETRY
;
826 do_handshake_step(peer
);
830 if (!TEST_int_eq(peer
->status
, PEER_RETRY
)
831 || !TEST_true(test_ctx
->handshake_mode
832 == SSL_TEST_HANDSHAKE_RENEG_SERVER
833 || test_ctx
->handshake_mode
834 == SSL_TEST_HANDSHAKE_RENEG_CLIENT
835 || test_ctx
->handshake_mode
836 == SSL_TEST_HANDSHAKE_KEY_UPDATE_SERVER
837 || test_ctx
->handshake_mode
838 == SSL_TEST_HANDSHAKE_KEY_UPDATE_CLIENT
)) {
839 peer
->status
= PEER_TEST_FAILURE
;
843 /* Reset the count of the amount of app data we need to read/write */
844 peer
->bytes_to_write
= peer
->bytes_to_read
= test_ctx
->app_data_size
;
846 /* Check if we are the peer that is going to initiate */
847 if ((test_ctx
->handshake_mode
== SSL_TEST_HANDSHAKE_RENEG_SERVER
848 && SSL_is_server(peer
->ssl
))
849 || (test_ctx
->handshake_mode
== SSL_TEST_HANDSHAKE_RENEG_CLIENT
850 && !SSL_is_server(peer
->ssl
))) {
852 * If we already asked for a renegotiation then fall through to the
855 if (!SSL_renegotiate_pending(peer
->ssl
)) {
857 * If we are the client we will always attempt to resume the
858 * session. The server may or may not resume dependent on the
859 * setting of SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION
861 if (SSL_is_server(peer
->ssl
)) {
862 ret
= SSL_renegotiate(peer
->ssl
);
864 if (test_ctx
->extra
.client
.reneg_ciphers
!= NULL
) {
865 if (!SSL_set_cipher_list(peer
->ssl
,
866 test_ctx
->extra
.client
.reneg_ciphers
)) {
867 peer
->status
= PEER_ERROR
;
870 ret
= SSL_renegotiate(peer
->ssl
);
872 ret
= SSL_renegotiate_abbreviated(peer
->ssl
);
876 peer
->status
= PEER_ERROR
;
879 do_handshake_step(peer
);
881 * If status is PEER_RETRY it means we're waiting on the peer to
882 * continue the handshake. As far as setting up the renegotiation is
883 * concerned that is a success. The next step will continue the
884 * handshake to its conclusion.
886 * If status is PEER_SUCCESS then we are the server and we have
887 * successfully sent the HelloRequest. We need to continue to wait
888 * until the handshake arrives from the client.
890 if (peer
->status
== PEER_RETRY
)
891 peer
->status
= PEER_SUCCESS
;
892 else if (peer
->status
== PEER_SUCCESS
)
893 peer
->status
= PEER_RETRY
;
896 } else if (test_ctx
->handshake_mode
== SSL_TEST_HANDSHAKE_KEY_UPDATE_SERVER
897 || test_ctx
->handshake_mode
898 == SSL_TEST_HANDSHAKE_KEY_UPDATE_CLIENT
) {
899 if (SSL_is_server(peer
->ssl
)
900 != (test_ctx
->handshake_mode
901 == SSL_TEST_HANDSHAKE_KEY_UPDATE_SERVER
)) {
902 peer
->status
= PEER_SUCCESS
;
906 ret
= SSL_key_update(peer
->ssl
, test_ctx
->key_update_type
);
908 peer
->status
= PEER_ERROR
;
911 do_handshake_step(peer
);
913 * This is a one step handshake. We shouldn't get anything other than
916 if (peer
->status
!= PEER_SUCCESS
)
917 peer
->status
= PEER_ERROR
;
922 * The SSL object is still expecting app data, even though it's going to
923 * get a handshake message. We try to read, and it should fail - after which
924 * we should be in a handshake
926 ret
= SSL_read(peer
->ssl
, &buf
, sizeof(buf
));
929 * We're not actually expecting data - we're expecting a reneg to
932 peer
->status
= PEER_ERROR
;
935 int error
= SSL_get_error(peer
->ssl
, ret
);
936 if (error
!= SSL_ERROR_WANT_READ
) {
937 peer
->status
= PEER_ERROR
;
940 /* If we're not in init yet then we're not done with setup yet */
941 if (!SSL_in_init(peer
->ssl
))
945 peer
->status
= PEER_SUCCESS
;
952 * Note that as of TLS 1.1,
953 * failure to properly close a connection no longer requires that a
954 * session not be resumed. This is a change from TLS 1.0 to conform
955 * with widespread implementation practice.
958 * (a) OpenSSL requires that a connection be shutdown for all protocol versions.
959 * (b) We test lower versions, too.
960 * So we just implement shutdown. We do a full bidirectional shutdown so that we
961 * can compare sent and received close_notify alerts and get some test coverage
962 * for SSL_shutdown as a bonus.
964 static void do_shutdown_step(PEER
*peer
)
968 if (!TEST_int_eq(peer
->status
, PEER_RETRY
)) {
969 peer
->status
= PEER_TEST_FAILURE
;
972 ret
= SSL_shutdown(peer
->ssl
);
975 peer
->status
= PEER_SUCCESS
;
976 } else if (ret
< 0) { /* On 0, we retry. */
977 int error
= SSL_get_error(peer
->ssl
, ret
);
979 if (error
!= SSL_ERROR_WANT_READ
&& error
!= SSL_ERROR_WANT_WRITE
)
980 peer
->status
= PEER_ERROR
;
986 RENEG_APPLICATION_DATA
,
994 static connect_phase_t
next_phase(const SSL_TEST_CTX
*test_ctx
,
995 connect_phase_t phase
)
999 if (test_ctx
->handshake_mode
== SSL_TEST_HANDSHAKE_RENEG_SERVER
1000 || test_ctx
->handshake_mode
== SSL_TEST_HANDSHAKE_RENEG_CLIENT
1001 || test_ctx
->handshake_mode
1002 == SSL_TEST_HANDSHAKE_KEY_UPDATE_CLIENT
1003 || test_ctx
->handshake_mode
1004 == SSL_TEST_HANDSHAKE_KEY_UPDATE_SERVER
)
1005 return RENEG_APPLICATION_DATA
;
1006 return APPLICATION_DATA
;
1007 case RENEG_APPLICATION_DATA
:
1010 if (test_ctx
->handshake_mode
== SSL_TEST_HANDSHAKE_KEY_UPDATE_SERVER
1011 || test_ctx
->handshake_mode
1012 == SSL_TEST_HANDSHAKE_KEY_UPDATE_CLIENT
)
1013 return APPLICATION_DATA
;
1014 return RENEG_HANDSHAKE
;
1015 case RENEG_HANDSHAKE
:
1016 return APPLICATION_DATA
;
1017 case APPLICATION_DATA
:
1020 return CONNECTION_DONE
;
1021 case CONNECTION_DONE
:
1022 TEST_error("Trying to progress after connection done");
1028 static void do_connect_step(const SSL_TEST_CTX
*test_ctx
, PEER
*peer
,
1029 connect_phase_t phase
)
1033 do_handshake_step(peer
);
1035 case RENEG_APPLICATION_DATA
:
1036 do_app_data_step(peer
);
1039 do_reneg_setup_step(test_ctx
, peer
);
1041 case RENEG_HANDSHAKE
:
1042 do_handshake_step(peer
);
1044 case APPLICATION_DATA
:
1045 do_app_data_step(peer
);
1048 do_shutdown_step(peer
);
1050 case CONNECTION_DONE
:
1051 TEST_error("Action after connection done");
1057 /* Both parties succeeded. */
1059 /* Client errored. */
1061 /* Server errored. */
1063 /* Peers are in inconsistent state. */
1065 /* One or both peers not done. */
1067 } handshake_status_t
;
1070 * Determine the handshake outcome.
1071 * last_status: the status of the peer to have acted last.
1072 * previous_status: the status of the peer that didn't act last.
1073 * client_spoke_last: 1 if the client went last.
1075 static handshake_status_t
handshake_status(peer_status_t last_status
,
1076 peer_status_t previous_status
,
1077 int client_spoke_last
)
1079 switch (last_status
) {
1080 case PEER_TEST_FAILURE
:
1081 return INTERNAL_ERROR
;
1084 /* Shouldn't ever happen */
1085 return INTERNAL_ERROR
;
1088 switch (previous_status
) {
1089 case PEER_TEST_FAILURE
:
1090 return INTERNAL_ERROR
;
1092 /* Both succeeded. */
1093 return HANDSHAKE_SUCCESS
;
1096 /* Let the first peer finish. */
1097 return HANDSHAKE_RETRY
;
1100 * Second peer succeeded despite the fact that the first peer
1101 * already errored. This shouldn't happen.
1103 return INTERNAL_ERROR
;
1107 return HANDSHAKE_RETRY
;
1110 switch (previous_status
) {
1111 case PEER_TEST_FAILURE
:
1112 return INTERNAL_ERROR
;
1114 /* The client failed immediately before sending the ClientHello */
1115 return client_spoke_last
? CLIENT_ERROR
: INTERNAL_ERROR
;
1118 * First peer succeeded but second peer errored.
1119 * TODO(emilia): we should be able to continue here (with some
1120 * application data?) to ensure the first peer receives the
1121 * alert / close_notify.
1122 * (No tests currently exercise this branch.)
1124 return client_spoke_last
? CLIENT_ERROR
: SERVER_ERROR
;
1126 /* We errored; let the peer finish. */
1127 return HANDSHAKE_RETRY
;
1129 /* Both peers errored. Return the one that errored first. */
1130 return client_spoke_last
? SERVER_ERROR
: CLIENT_ERROR
;
1133 /* Control should never reach here. */
1134 return INTERNAL_ERROR
;
1137 /* Convert unsigned char buf's that shouldn't contain any NUL-bytes to char. */
1138 static char *dup_str(const unsigned char *in
, size_t len
)
1145 /* Assert that the string does not contain NUL-bytes. */
1146 if (TEST_size_t_eq(OPENSSL_strnlen((const char*)(in
), len
), len
))
1147 TEST_ptr(ret
= OPENSSL_strndup((const char*)(in
), len
));
1151 static int pkey_type(EVP_PKEY
*pkey
)
1153 int nid
= EVP_PKEY_id(pkey
);
1155 #ifndef OPENSSL_NO_EC
1156 if (nid
== EVP_PKEY_EC
) {
1157 const EC_KEY
*ec
= EVP_PKEY_get0_EC_KEY(pkey
);
1158 return EC_GROUP_get_curve_name(EC_KEY_get0_group(ec
));
1164 static int peer_pkey_type(SSL
*s
)
1166 X509
*x
= SSL_get_peer_certificate(s
);
1169 int nid
= pkey_type(X509_get0_pubkey(x
));
1177 #if !defined(OPENSSL_NO_SCTP) && !defined(OPENSSL_NO_SOCK)
1178 static int set_sock_as_sctp(int sock
)
1181 * For SCTP we have to set various options on the socket prior to
1182 * connecting. This is done automatically by BIO_new_dgram_sctp().
1183 * We don't actually need the created BIO though so we free it again
1186 BIO
*tmpbio
= BIO_new_dgram_sctp(sock
, BIO_NOCLOSE
);
1195 static int create_sctp_socks(int *ssock
, int *csock
)
1197 BIO_ADDRINFO
*res
= NULL
;
1198 const BIO_ADDRINFO
*ai
= NULL
;
1199 int lsock
= INVALID_SOCKET
, asock
= INVALID_SOCKET
;
1200 int consock
= INVALID_SOCKET
;
1204 if (BIO_sock_init() != 1)
1208 * Port is 4463. It could be anything. It will fail if it's already being
1209 * used for some other SCTP service. It seems unlikely though so we don't
1210 * worry about it here.
1212 if (!BIO_lookup_ex(NULL
, "4463", BIO_LOOKUP_SERVER
, family
, SOCK_STREAM
,
1213 IPPROTO_SCTP
, &res
))
1216 for (ai
= res
; ai
!= NULL
; ai
= BIO_ADDRINFO_next(ai
)) {
1217 family
= BIO_ADDRINFO_family(ai
);
1218 lsock
= BIO_socket(family
, SOCK_STREAM
, IPPROTO_SCTP
, 0);
1219 if (lsock
== INVALID_SOCKET
) {
1220 /* Maybe the kernel doesn't support the socket family, even if
1221 * BIO_lookup() added it in the returned result...
1226 if (!set_sock_as_sctp(lsock
)
1227 || !BIO_listen(lsock
, BIO_ADDRINFO_address(ai
),
1228 BIO_SOCK_REUSEADDR
)) {
1229 BIO_closesocket(lsock
);
1230 lsock
= INVALID_SOCKET
;
1234 /* Success, don't try any more addresses */
1238 if (lsock
== INVALID_SOCKET
)
1241 BIO_ADDRINFO_free(res
);
1244 if (!BIO_lookup_ex(NULL
, "4463", BIO_LOOKUP_CLIENT
, family
, SOCK_STREAM
,
1245 IPPROTO_SCTP
, &res
))
1248 consock
= BIO_socket(family
, SOCK_STREAM
, IPPROTO_SCTP
, 0);
1249 if (consock
== INVALID_SOCKET
)
1252 if (!set_sock_as_sctp(consock
)
1253 || !BIO_connect(consock
, BIO_ADDRINFO_address(res
), 0)
1254 || !BIO_socket_nbio(consock
, 1))
1257 asock
= BIO_accept_ex(lsock
, NULL
, BIO_SOCK_NONBLOCK
);
1258 if (asock
== INVALID_SOCKET
)
1263 consock
= asock
= INVALID_SOCKET
;
1267 BIO_ADDRINFO_free(res
);
1268 if (consock
!= INVALID_SOCKET
)
1269 BIO_closesocket(consock
);
1270 if (lsock
!= INVALID_SOCKET
)
1271 BIO_closesocket(lsock
);
1272 if (asock
!= INVALID_SOCKET
)
1273 BIO_closesocket(asock
);
1279 * Note that |extra| points to the correct client/server configuration
1280 * within |test_ctx|. When configuring the handshake, general mode settings
1281 * are taken from |test_ctx|, and client/server-specific settings should be
1282 * taken from |extra|.
1284 * The configuration code should never reach into |test_ctx->extra| or
1285 * |test_ctx->resume_extra| directly.
1287 * (We could refactor test mode settings into a substructure. This would result
1288 * in cleaner argument passing but would complicate the test configuration
1291 static HANDSHAKE_RESULT
*do_handshake_internal(
1292 SSL_CTX
*server_ctx
, SSL_CTX
*server2_ctx
, SSL_CTX
*client_ctx
,
1293 const SSL_TEST_CTX
*test_ctx
, const SSL_TEST_EXTRA_CONF
*extra
,
1294 SSL_SESSION
*session_in
, SSL_SESSION
**session_out
)
1296 PEER server
, client
;
1297 BIO
*client_to_server
= NULL
, *server_to_client
= NULL
;
1298 HANDSHAKE_EX_DATA server_ex_data
, client_ex_data
;
1299 CTX_DATA client_ctx_data
, server_ctx_data
, server2_ctx_data
;
1300 HANDSHAKE_RESULT
*ret
= HANDSHAKE_RESULT_new();
1301 int client_turn
= 1, client_turn_count
= 0;
1302 connect_phase_t phase
= HANDSHAKE
;
1303 handshake_status_t status
= HANDSHAKE_RETRY
;
1304 const unsigned char* tick
= NULL
;
1305 size_t tick_len
= 0;
1306 SSL_SESSION
* sess
= NULL
;
1307 const unsigned char *proto
= NULL
;
1308 /* API dictates unsigned int rather than size_t. */
1309 unsigned int proto_len
= 0;
1311 const STACK_OF(X509_NAME
) *names
;
1317 memset(&server_ctx_data
, 0, sizeof(server_ctx_data
));
1318 memset(&server2_ctx_data
, 0, sizeof(server2_ctx_data
));
1319 memset(&client_ctx_data
, 0, sizeof(client_ctx_data
));
1320 memset(&server
, 0, sizeof(server
));
1321 memset(&client
, 0, sizeof(client
));
1322 memset(&server_ex_data
, 0, sizeof(server_ex_data
));
1323 memset(&client_ex_data
, 0, sizeof(client_ex_data
));
1325 if (!configure_handshake_ctx(server_ctx
, server2_ctx
, client_ctx
,
1326 test_ctx
, extra
, &server_ctx_data
,
1327 &server2_ctx_data
, &client_ctx_data
)) {
1328 TEST_note("configure_handshake_ctx");
1332 /* Setup SSL and buffers; additional configuration happens below. */
1333 if (!create_peer(&server
, server_ctx
)) {
1334 TEST_note("creating server context");
1337 if (!create_peer(&client
, client_ctx
)) {
1338 TEST_note("creating client context");
1342 server
.bytes_to_write
= client
.bytes_to_read
= test_ctx
->app_data_size
;
1343 client
.bytes_to_write
= server
.bytes_to_read
= test_ctx
->app_data_size
;
1345 configure_handshake_ssl(server
.ssl
, client
.ssl
, extra
);
1346 if (session_in
!= NULL
) {
1347 /* In case we're testing resumption without tickets. */
1348 if (!TEST_true(SSL_CTX_add_session(server_ctx
, session_in
))
1349 || !TEST_true(SSL_set_session(client
.ssl
, session_in
)))
1353 ret
->result
= SSL_TEST_INTERNAL_ERROR
;
1355 if (test_ctx
->use_sctp
) {
1356 #if !defined(OPENSSL_NO_SCTP) && !defined(OPENSSL_NO_SOCK)
1359 if (create_sctp_socks(&ssock
, &csock
)) {
1360 client_to_server
= BIO_new_dgram_sctp(csock
, BIO_CLOSE
);
1361 server_to_client
= BIO_new_dgram_sctp(ssock
, BIO_CLOSE
);
1365 client_to_server
= BIO_new(BIO_s_mem());
1366 server_to_client
= BIO_new(BIO_s_mem());
1369 if (!TEST_ptr(client_to_server
)
1370 || !TEST_ptr(server_to_client
))
1373 /* Non-blocking bio. */
1374 BIO_set_nbio(client_to_server
, 1);
1375 BIO_set_nbio(server_to_client
, 1);
1377 SSL_set_connect_state(client
.ssl
);
1378 SSL_set_accept_state(server
.ssl
);
1380 /* The bios are now owned by the SSL object. */
1381 if (test_ctx
->use_sctp
) {
1382 SSL_set_bio(client
.ssl
, client_to_server
, client_to_server
);
1383 SSL_set_bio(server
.ssl
, server_to_client
, server_to_client
);
1385 SSL_set_bio(client
.ssl
, server_to_client
, client_to_server
);
1386 if (!TEST_int_gt(BIO_up_ref(server_to_client
), 0)
1387 || !TEST_int_gt(BIO_up_ref(client_to_server
), 0))
1389 SSL_set_bio(server
.ssl
, client_to_server
, server_to_client
);
1392 ex_data_idx
= SSL_get_ex_new_index(0, "ex data", NULL
, NULL
, NULL
);
1393 if (!TEST_int_ge(ex_data_idx
, 0)
1394 || !TEST_int_eq(SSL_set_ex_data(server
.ssl
, ex_data_idx
, &server_ex_data
), 1)
1395 || !TEST_int_eq(SSL_set_ex_data(client
.ssl
, ex_data_idx
, &client_ex_data
), 1))
1398 SSL_set_info_callback(server
.ssl
, &info_cb
);
1399 SSL_set_info_callback(client
.ssl
, &info_cb
);
1401 client
.status
= PEER_RETRY
;
1402 server
.status
= PEER_WAITING
;
1407 * Half-duplex handshake loop.
1408 * Client and server speak to each other synchronously in the same process.
1409 * We use non-blocking BIOs, so whenever one peer blocks for read, it
1410 * returns PEER_RETRY to indicate that it's the other peer's turn to write.
1411 * The handshake succeeds once both peers have succeeded. If one peer
1412 * errors out, we also let the other peer retry (and presumably fail).
1416 do_connect_step(test_ctx
, &client
, phase
);
1417 status
= handshake_status(client
.status
, server
.status
,
1418 1 /* client went last */);
1419 if (server
.status
== PEER_WAITING
)
1420 server
.status
= PEER_RETRY
;
1422 do_connect_step(test_ctx
, &server
, phase
);
1423 status
= handshake_status(server
.status
, client
.status
,
1424 0 /* server went last */);
1428 case HANDSHAKE_SUCCESS
:
1429 client_turn_count
= 0;
1430 phase
= next_phase(test_ctx
, phase
);
1431 if (phase
== CONNECTION_DONE
) {
1432 ret
->result
= SSL_TEST_SUCCESS
;
1435 client
.status
= server
.status
= PEER_RETRY
;
1437 * For now, client starts each phase. Since each phase is
1438 * started separately, we can later control this more
1439 * precisely, for example, to test client-initiated and
1440 * server-initiated shutdown.
1446 ret
->result
= SSL_TEST_CLIENT_FAIL
;
1449 ret
->result
= SSL_TEST_SERVER_FAIL
;
1451 case INTERNAL_ERROR
:
1452 ret
->result
= SSL_TEST_INTERNAL_ERROR
;
1454 case HANDSHAKE_RETRY
:
1455 if (test_ctx
->use_sctp
) {
1456 if (time(NULL
) - start
> 3) {
1458 * We've waited for too long. Give up.
1460 ret
->result
= SSL_TEST_INTERNAL_ERROR
;
1464 * With "real" sockets we only swap to processing the peer
1465 * if they are expecting to retry. Otherwise we just retry the
1466 * same endpoint again.
1468 if ((client_turn
&& server
.status
== PEER_RETRY
)
1469 || (!client_turn
&& client
.status
== PEER_RETRY
))
1472 if (client_turn_count
++ >= 2000) {
1474 * At this point, there's been so many PEER_RETRY in a row
1475 * that it's likely both sides are stuck waiting for a read.
1476 * It's time to give up.
1478 ret
->result
= SSL_TEST_INTERNAL_ERROR
;
1489 ret
->server_alert_sent
= server_ex_data
.alert_sent
;
1490 ret
->server_num_fatal_alerts_sent
= server_ex_data
.num_fatal_alerts_sent
;
1491 ret
->server_alert_received
= client_ex_data
.alert_received
;
1492 ret
->client_alert_sent
= client_ex_data
.alert_sent
;
1493 ret
->client_num_fatal_alerts_sent
= client_ex_data
.num_fatal_alerts_sent
;
1494 ret
->client_alert_received
= server_ex_data
.alert_received
;
1495 ret
->server_protocol
= SSL_version(server
.ssl
);
1496 ret
->client_protocol
= SSL_version(client
.ssl
);
1497 ret
->servername
= server_ex_data
.servername
;
1498 if ((sess
= SSL_get0_session(client
.ssl
)) != NULL
)
1499 SSL_SESSION_get0_ticket(sess
, &tick
, &tick_len
);
1500 if (tick
== NULL
|| tick_len
== 0)
1501 ret
->session_ticket
= SSL_TEST_SESSION_TICKET_NO
;
1503 ret
->session_ticket
= SSL_TEST_SESSION_TICKET_YES
;
1504 ret
->compression
= (SSL_get_current_compression(client
.ssl
) == NULL
)
1505 ? SSL_TEST_COMPRESSION_NO
1506 : SSL_TEST_COMPRESSION_YES
;
1507 ret
->session_ticket_do_not_call
= server_ex_data
.session_ticket_do_not_call
;
1509 #ifndef OPENSSL_NO_NEXTPROTONEG
1510 SSL_get0_next_proto_negotiated(client
.ssl
, &proto
, &proto_len
);
1511 ret
->client_npn_negotiated
= dup_str(proto
, proto_len
);
1513 SSL_get0_next_proto_negotiated(server
.ssl
, &proto
, &proto_len
);
1514 ret
->server_npn_negotiated
= dup_str(proto
, proto_len
);
1517 SSL_get0_alpn_selected(client
.ssl
, &proto
, &proto_len
);
1518 ret
->client_alpn_negotiated
= dup_str(proto
, proto_len
);
1520 SSL_get0_alpn_selected(server
.ssl
, &proto
, &proto_len
);
1521 ret
->server_alpn_negotiated
= dup_str(proto
, proto_len
);
1523 ret
->client_resumed
= SSL_session_reused(client
.ssl
);
1524 ret
->server_resumed
= SSL_session_reused(server
.ssl
);
1526 if (session_out
!= NULL
)
1527 *session_out
= SSL_get1_session(client
.ssl
);
1529 if (SSL_get_server_tmp_key(client
.ssl
, &tmp_key
)) {
1530 ret
->tmp_key_type
= pkey_type(tmp_key
);
1531 EVP_PKEY_free(tmp_key
);
1534 SSL_get_peer_signature_nid(client
.ssl
, &ret
->server_sign_hash
);
1535 SSL_get_peer_signature_nid(server
.ssl
, &ret
->client_sign_hash
);
1537 SSL_get_peer_signature_type_nid(client
.ssl
, &ret
->server_sign_type
);
1538 SSL_get_peer_signature_type_nid(server
.ssl
, &ret
->client_sign_type
);
1540 names
= SSL_get0_peer_CA_list(client
.ssl
);
1542 ret
->client_ca_names
= NULL
;
1544 ret
->client_ca_names
= SSL_dup_CA_list(names
);
1546 names
= SSL_get0_peer_CA_list(server
.ssl
);
1548 ret
->server_ca_names
= NULL
;
1550 ret
->server_ca_names
= SSL_dup_CA_list(names
);
1552 ret
->server_cert_type
= peer_pkey_type(client
.ssl
);
1553 ret
->client_cert_type
= peer_pkey_type(server
.ssl
);
1555 ctx_data_free_data(&server_ctx_data
);
1556 ctx_data_free_data(&server2_ctx_data
);
1557 ctx_data_free_data(&client_ctx_data
);
1559 peer_free_data(&server
);
1560 peer_free_data(&client
);
1564 HANDSHAKE_RESULT
*do_handshake(SSL_CTX
*server_ctx
, SSL_CTX
*server2_ctx
,
1565 SSL_CTX
*client_ctx
, SSL_CTX
*resume_server_ctx
,
1566 SSL_CTX
*resume_client_ctx
,
1567 const SSL_TEST_CTX
*test_ctx
)
1569 HANDSHAKE_RESULT
*result
;
1570 SSL_SESSION
*session
= NULL
;
1572 result
= do_handshake_internal(server_ctx
, server2_ctx
, client_ctx
,
1573 test_ctx
, &test_ctx
->extra
,
1576 || test_ctx
->handshake_mode
!= SSL_TEST_HANDSHAKE_RESUME
1577 || result
->result
== SSL_TEST_INTERNAL_ERROR
)
1580 if (result
->result
!= SSL_TEST_SUCCESS
) {
1581 result
->result
= SSL_TEST_FIRST_HANDSHAKE_FAILED
;
1585 HANDSHAKE_RESULT_free(result
);
1586 /* We don't support SNI on second handshake yet, so server2_ctx is NULL. */
1587 result
= do_handshake_internal(resume_server_ctx
, NULL
, resume_client_ctx
,
1588 test_ctx
, &test_ctx
->resume_extra
,
1591 SSL_SESSION_free(session
);