2 * Copyright 2016-2019 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (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 "internal/nelem.h"
13 #include "internal/cryptlib.h" /* for ossl_sleep() */
14 #include "ssltestlib.h"
18 #ifdef OPENSSL_SYS_UNIX
20 # ifndef OPENSSL_NO_KTLS
21 # include <netinet/in.h>
22 # include <netinet/in.h>
23 # include <arpa/inet.h>
24 # include <sys/socket.h>
30 static int tls_dump_new(BIO
*bi
);
31 static int tls_dump_free(BIO
*a
);
32 static int tls_dump_read(BIO
*b
, char *out
, int outl
);
33 static int tls_dump_write(BIO
*b
, const char *in
, int inl
);
34 static long tls_dump_ctrl(BIO
*b
, int cmd
, long num
, void *ptr
);
35 static int tls_dump_gets(BIO
*bp
, char *buf
, int size
);
36 static int tls_dump_puts(BIO
*bp
, const char *str
);
38 /* Choose a sufficiently large type likely to be unused for this custom BIO */
39 #define BIO_TYPE_TLS_DUMP_FILTER (0x80 | BIO_TYPE_FILTER)
40 #define BIO_TYPE_MEMPACKET_TEST 0x81
41 #define BIO_TYPE_ALWAYS_RETRY 0x82
43 static BIO_METHOD
*method_tls_dump
= NULL
;
44 static BIO_METHOD
*meth_mem
= NULL
;
45 static BIO_METHOD
*meth_always_retry
= NULL
;
47 /* Note: Not thread safe! */
48 const BIO_METHOD
*bio_f_tls_dump_filter(void)
50 if (method_tls_dump
== NULL
) {
51 method_tls_dump
= BIO_meth_new(BIO_TYPE_TLS_DUMP_FILTER
,
53 if ( method_tls_dump
== NULL
54 || !BIO_meth_set_write(method_tls_dump
, tls_dump_write
)
55 || !BIO_meth_set_read(method_tls_dump
, tls_dump_read
)
56 || !BIO_meth_set_puts(method_tls_dump
, tls_dump_puts
)
57 || !BIO_meth_set_gets(method_tls_dump
, tls_dump_gets
)
58 || !BIO_meth_set_ctrl(method_tls_dump
, tls_dump_ctrl
)
59 || !BIO_meth_set_create(method_tls_dump
, tls_dump_new
)
60 || !BIO_meth_set_destroy(method_tls_dump
, tls_dump_free
))
63 return method_tls_dump
;
66 void bio_f_tls_dump_filter_free(void)
68 BIO_meth_free(method_tls_dump
);
71 static int tls_dump_new(BIO
*bio
)
77 static int tls_dump_free(BIO
*bio
)
84 static void copy_flags(BIO
*bio
)
87 BIO
*next
= BIO_next(bio
);
89 flags
= BIO_test_flags(next
, BIO_FLAGS_SHOULD_RETRY
| BIO_FLAGS_RWS
);
90 BIO_clear_flags(bio
, BIO_FLAGS_SHOULD_RETRY
| BIO_FLAGS_RWS
);
91 BIO_set_flags(bio
, flags
);
94 #define RECORD_CONTENT_TYPE 0
95 #define RECORD_VERSION_HI 1
96 #define RECORD_VERSION_LO 2
97 #define RECORD_EPOCH_HI 3
98 #define RECORD_EPOCH_LO 4
99 #define RECORD_SEQUENCE_START 5
100 #define RECORD_SEQUENCE_END 10
101 #define RECORD_LEN_HI 11
102 #define RECORD_LEN_LO 12
106 #define MSG_LEN_MID 2
110 #define MSG_FRAG_OFF_HI 6
111 #define MSG_FRAG_OFF_MID 7
112 #define MSG_FRAG_OFF_LO 8
113 #define MSG_FRAG_LEN_HI 9
114 #define MSG_FRAG_LEN_MID 10
115 #define MSG_FRAG_LEN_LO 11
118 static void dump_data(const char *data
, int len
)
120 int rem
, i
, content
, reclen
, msglen
, fragoff
, fraglen
, epoch
;
123 printf("---- START OF PACKET ----\n");
126 rec
= (unsigned char *)data
;
131 printf("*---- START OF RECORD ----\n");
132 if (rem
< DTLS1_RT_HEADER_LENGTH
) {
133 printf("*---- RECORD TRUNCATED ----\n");
136 content
= rec
[RECORD_CONTENT_TYPE
];
137 printf("** Record Content-type: %d\n", content
);
138 printf("** Record Version: %02x%02x\n",
139 rec
[RECORD_VERSION_HI
], rec
[RECORD_VERSION_LO
]);
140 epoch
= (rec
[RECORD_EPOCH_HI
] << 8) | rec
[RECORD_EPOCH_LO
];
141 printf("** Record Epoch: %d\n", epoch
);
142 printf("** Record Sequence: ");
143 for (i
= RECORD_SEQUENCE_START
; i
<= RECORD_SEQUENCE_END
; i
++)
144 printf("%02x", rec
[i
]);
145 reclen
= (rec
[RECORD_LEN_HI
] << 8) | rec
[RECORD_LEN_LO
];
146 printf("\n** Record Length: %d\n", reclen
);
148 /* Now look at message */
149 rec
+= DTLS1_RT_HEADER_LENGTH
;
150 rem
-= DTLS1_RT_HEADER_LENGTH
;
151 if (content
== SSL3_RT_HANDSHAKE
) {
152 printf("**---- START OF HANDSHAKE MESSAGE FRAGMENT ----\n");
154 printf("**---- HANDSHAKE MESSAGE FRAGMENT ENCRYPTED ----\n");
155 } else if (rem
< DTLS1_HM_HEADER_LENGTH
156 || reclen
< DTLS1_HM_HEADER_LENGTH
) {
157 printf("**---- HANDSHAKE MESSAGE FRAGMENT TRUNCATED ----\n");
159 printf("*** Message Type: %d\n", rec
[MSG_TYPE
]);
160 msglen
= (rec
[MSG_LEN_HI
] << 16) | (rec
[MSG_LEN_MID
] << 8)
162 printf("*** Message Length: %d\n", msglen
);
163 printf("*** Message sequence: %d\n",
164 (rec
[MSG_SEQ_HI
] << 8) | rec
[MSG_SEQ_LO
]);
165 fragoff
= (rec
[MSG_FRAG_OFF_HI
] << 16)
166 | (rec
[MSG_FRAG_OFF_MID
] << 8)
167 | rec
[MSG_FRAG_OFF_LO
];
168 printf("*** Message Fragment offset: %d\n", fragoff
);
169 fraglen
= (rec
[MSG_FRAG_LEN_HI
] << 16)
170 | (rec
[MSG_FRAG_LEN_MID
] << 8)
171 | rec
[MSG_FRAG_LEN_LO
];
172 printf("*** Message Fragment len: %d\n", fraglen
);
173 if (fragoff
+ fraglen
> msglen
)
174 printf("***---- HANDSHAKE MESSAGE FRAGMENT INVALID ----\n");
175 else if (reclen
< fraglen
)
176 printf("**---- HANDSHAKE MESSAGE FRAGMENT TRUNCATED ----\n");
178 printf("**---- END OF HANDSHAKE MESSAGE FRAGMENT ----\n");
182 printf("*---- RECORD TRUNCATED ----\n");
187 printf("*---- END OF RECORD ----\n");
190 printf("---- END OF PACKET ----\n\n");
194 static int tls_dump_read(BIO
*bio
, char *out
, int outl
)
197 BIO
*next
= BIO_next(bio
);
199 ret
= BIO_read(next
, out
, outl
);
209 static int tls_dump_write(BIO
*bio
, const char *in
, int inl
)
212 BIO
*next
= BIO_next(bio
);
214 ret
= BIO_write(next
, in
, inl
);
220 static long tls_dump_ctrl(BIO
*bio
, int cmd
, long num
, void *ptr
)
223 BIO
*next
= BIO_next(bio
);
233 ret
= BIO_ctrl(next
, cmd
, num
, ptr
);
239 static int tls_dump_gets(BIO
*bio
, char *buf
, int size
)
241 /* We don't support this - not needed anyway */
245 static int tls_dump_puts(BIO
*bio
, const char *str
)
247 return tls_dump_write(bio
, str
, strlen(str
));
251 struct mempacket_st
{
258 static void mempacket_free(MEMPACKET
*pkt
)
260 if (pkt
->data
!= NULL
)
261 OPENSSL_free(pkt
->data
);
265 typedef struct mempacket_test_ctx_st
{
266 STACK_OF(MEMPACKET
) *pkts
;
268 unsigned int currrec
;
269 unsigned int currpkt
;
270 unsigned int lastpkt
;
271 unsigned int injected
;
272 unsigned int noinject
;
273 unsigned int dropepoch
;
276 } MEMPACKET_TEST_CTX
;
278 static int mempacket_test_new(BIO
*bi
);
279 static int mempacket_test_free(BIO
*a
);
280 static int mempacket_test_read(BIO
*b
, char *out
, int outl
);
281 static int mempacket_test_write(BIO
*b
, const char *in
, int inl
);
282 static long mempacket_test_ctrl(BIO
*b
, int cmd
, long num
, void *ptr
);
283 static int mempacket_test_gets(BIO
*bp
, char *buf
, int size
);
284 static int mempacket_test_puts(BIO
*bp
, const char *str
);
286 const BIO_METHOD
*bio_s_mempacket_test(void)
288 if (meth_mem
== NULL
) {
289 if (!TEST_ptr(meth_mem
= BIO_meth_new(BIO_TYPE_MEMPACKET_TEST
,
291 || !TEST_true(BIO_meth_set_write(meth_mem
, mempacket_test_write
))
292 || !TEST_true(BIO_meth_set_read(meth_mem
, mempacket_test_read
))
293 || !TEST_true(BIO_meth_set_puts(meth_mem
, mempacket_test_puts
))
294 || !TEST_true(BIO_meth_set_gets(meth_mem
, mempacket_test_gets
))
295 || !TEST_true(BIO_meth_set_ctrl(meth_mem
, mempacket_test_ctrl
))
296 || !TEST_true(BIO_meth_set_create(meth_mem
, mempacket_test_new
))
297 || !TEST_true(BIO_meth_set_destroy(meth_mem
, mempacket_test_free
)))
303 void bio_s_mempacket_test_free(void)
305 BIO_meth_free(meth_mem
);
308 static int mempacket_test_new(BIO
*bio
)
310 MEMPACKET_TEST_CTX
*ctx
;
312 if (!TEST_ptr(ctx
= OPENSSL_zalloc(sizeof(*ctx
))))
314 if (!TEST_ptr(ctx
->pkts
= sk_MEMPACKET_new_null())) {
320 BIO_set_init(bio
, 1);
321 BIO_set_data(bio
, ctx
);
325 static int mempacket_test_free(BIO
*bio
)
327 MEMPACKET_TEST_CTX
*ctx
= BIO_get_data(bio
);
329 sk_MEMPACKET_pop_free(ctx
->pkts
, mempacket_free
);
331 BIO_set_data(bio
, NULL
);
332 BIO_set_init(bio
, 0);
336 /* Record Header values */
339 #define RECORD_SEQUENCE 10
340 #define RECORD_LEN_HI 11
341 #define RECORD_LEN_LO 12
343 #define STANDARD_PACKET 0
345 static int mempacket_test_read(BIO
*bio
, char *out
, int outl
)
347 MEMPACKET_TEST_CTX
*ctx
= BIO_get_data(bio
);
351 unsigned int seq
, offset
, len
, epoch
;
353 BIO_clear_retry_flags(bio
);
354 thispkt
= sk_MEMPACKET_value(ctx
->pkts
, 0);
355 if (thispkt
== NULL
|| thispkt
->num
!= ctx
->currpkt
) {
356 /* Probably run out of data */
357 BIO_set_retry_read(bio
);
360 (void)sk_MEMPACKET_shift(ctx
->pkts
);
363 if (outl
> thispkt
->len
)
366 if (thispkt
->type
!= INJECT_PACKET_IGNORE_REC_SEQ
367 && (ctx
->injected
|| ctx
->droprec
>= 0)) {
369 * Overwrite the record sequence number. We strictly number them in
370 * the order received. Since we are actually a reliable transport
371 * we know that there won't be any re-ordering. We overwrite to deal
372 * with any packets that have been injected
374 for (rem
= thispkt
->len
, rec
= thispkt
->data
; rem
> 0; rem
-= len
) {
375 if (rem
< DTLS1_RT_HEADER_LENGTH
)
377 epoch
= (rec
[EPOCH_HI
] << 8) | rec
[EPOCH_LO
];
378 if (epoch
!= ctx
->epoch
) {
385 rec
[RECORD_SEQUENCE
- offset
] = seq
& 0xFF;
390 len
= ((rec
[RECORD_LEN_HI
] << 8) | rec
[RECORD_LEN_LO
])
391 + DTLS1_RT_HEADER_LENGTH
;
394 if (ctx
->droprec
== (int)ctx
->currrec
&& ctx
->dropepoch
== epoch
) {
396 memmove(rec
, rec
+ len
, rem
- len
);
400 BIO_set_retry_read(bio
);
409 memcpy(out
, thispkt
->data
, outl
);
410 mempacket_free(thispkt
);
414 int mempacket_test_inject(BIO
*bio
, const char *in
, int inl
, int pktnum
,
417 MEMPACKET_TEST_CTX
*ctx
= BIO_get_data(bio
);
418 MEMPACKET
*thispkt
= NULL
, *looppkt
, *nextpkt
, *allpkts
[3];
420 const unsigned char *inu
= (const unsigned char *)in
;
421 size_t len
= ((inu
[RECORD_LEN_HI
] << 8) | inu
[RECORD_LEN_LO
])
422 + DTLS1_RT_HEADER_LENGTH
;
427 if ((size_t)inl
< len
)
430 if ((size_t)inl
== len
)
433 duprec
= ctx
->duprec
> 0;
435 /* We don't support arbitrary injection when duplicating records */
436 if (duprec
&& pktnum
!= -1)
439 /* We only allow injection before we've started writing any data */
448 for (i
= 0; i
< (duprec
? 3 : 1); i
++) {
449 if (!TEST_ptr(allpkts
[i
] = OPENSSL_malloc(sizeof(*thispkt
))))
451 thispkt
= allpkts
[i
];
453 if (!TEST_ptr(thispkt
->data
= OPENSSL_malloc(inl
)))
456 * If we are duplicating the packet, we duplicate it three times. The
457 * first two times we drop the first record if there are more than one.
458 * In this way we know that libssl will not be able to make progress
459 * until it receives the last packet, and hence will be forced to
460 * buffer these records.
462 if (duprec
&& i
!= 2) {
463 memcpy(thispkt
->data
, in
+ len
, inl
- len
);
464 thispkt
->len
= inl
- len
;
466 memcpy(thispkt
->data
, in
, inl
);
469 thispkt
->num
= (pktnum
>= 0) ? (unsigned int)pktnum
: ctx
->lastpkt
+ i
;
470 thispkt
->type
= type
;
473 for(i
= 0; (looppkt
= sk_MEMPACKET_value(ctx
->pkts
, i
)) != NULL
; i
++) {
474 /* Check if we found the right place to insert this packet */
475 if (looppkt
->num
> thispkt
->num
) {
476 if (sk_MEMPACKET_insert(ctx
->pkts
, thispkt
, i
) == 0)
478 /* If we're doing up front injection then we're done */
482 * We need to do some accounting on lastpkt. We increment it first,
483 * but it might now equal the value of injected packets, so we need
489 nextpkt
= sk_MEMPACKET_value(ctx
->pkts
, i
);
490 if (nextpkt
!= NULL
&& nextpkt
->num
== ctx
->lastpkt
)
495 } else if (looppkt
->num
== thispkt
->num
) {
496 if (!ctx
->noinject
) {
497 /* We injected two packets with the same packet number! */
505 * We didn't find any packets with a packet number equal to or greater than
506 * this one, so we just add it onto the end
508 for (i
= 0; i
< (duprec
? 3 : 1); i
++) {
509 thispkt
= allpkts
[i
];
510 if (!sk_MEMPACKET_push(ctx
->pkts
, thispkt
))
520 for (i
= 0; i
< (ctx
->duprec
> 0 ? 3 : 1); i
++)
521 mempacket_free(allpkts
[i
]);
525 static int mempacket_test_write(BIO
*bio
, const char *in
, int inl
)
527 return mempacket_test_inject(bio
, in
, inl
, -1, STANDARD_PACKET
);
530 static long mempacket_test_ctrl(BIO
*bio
, int cmd
, long num
, void *ptr
)
533 MEMPACKET_TEST_CTX
*ctx
= BIO_get_data(bio
);
538 ret
= (long)(sk_MEMPACKET_num(ctx
->pkts
) == 0);
540 case BIO_CTRL_GET_CLOSE
:
541 ret
= BIO_get_shutdown(bio
);
543 case BIO_CTRL_SET_CLOSE
:
544 BIO_set_shutdown(bio
, (int)num
);
546 case BIO_CTRL_WPENDING
:
549 case BIO_CTRL_PENDING
:
550 thispkt
= sk_MEMPACKET_value(ctx
->pkts
, 0);
559 case MEMPACKET_CTRL_SET_DROP_EPOCH
:
560 ctx
->dropepoch
= (unsigned int)num
;
562 case MEMPACKET_CTRL_SET_DROP_REC
:
563 ctx
->droprec
= (int)num
;
565 case MEMPACKET_CTRL_GET_DROP_REC
:
568 case MEMPACKET_CTRL_SET_DUPLICATE_REC
:
569 ctx
->duprec
= (int)num
;
582 static int mempacket_test_gets(BIO
*bio
, char *buf
, int size
)
584 /* We don't support this - not needed anyway */
588 static int mempacket_test_puts(BIO
*bio
, const char *str
)
590 return mempacket_test_write(bio
, str
, strlen(str
));
593 static int always_retry_new(BIO
*bi
);
594 static int always_retry_free(BIO
*a
);
595 static int always_retry_read(BIO
*b
, char *out
, int outl
);
596 static int always_retry_write(BIO
*b
, const char *in
, int inl
);
597 static long always_retry_ctrl(BIO
*b
, int cmd
, long num
, void *ptr
);
598 static int always_retry_gets(BIO
*bp
, char *buf
, int size
);
599 static int always_retry_puts(BIO
*bp
, const char *str
);
601 const BIO_METHOD
*bio_s_always_retry(void)
603 if (meth_always_retry
== NULL
) {
604 if (!TEST_ptr(meth_always_retry
= BIO_meth_new(BIO_TYPE_ALWAYS_RETRY
,
606 || !TEST_true(BIO_meth_set_write(meth_always_retry
,
608 || !TEST_true(BIO_meth_set_read(meth_always_retry
,
610 || !TEST_true(BIO_meth_set_puts(meth_always_retry
,
612 || !TEST_true(BIO_meth_set_gets(meth_always_retry
,
614 || !TEST_true(BIO_meth_set_ctrl(meth_always_retry
,
616 || !TEST_true(BIO_meth_set_create(meth_always_retry
,
618 || !TEST_true(BIO_meth_set_destroy(meth_always_retry
,
622 return meth_always_retry
;
625 void bio_s_always_retry_free(void)
627 BIO_meth_free(meth_always_retry
);
630 static int always_retry_new(BIO
*bio
)
632 BIO_set_init(bio
, 1);
636 static int always_retry_free(BIO
*bio
)
638 BIO_set_data(bio
, NULL
);
639 BIO_set_init(bio
, 0);
643 static int always_retry_read(BIO
*bio
, char *out
, int outl
)
645 BIO_set_retry_read(bio
);
649 static int always_retry_write(BIO
*bio
, const char *in
, int inl
)
651 BIO_set_retry_write(bio
);
655 static long always_retry_ctrl(BIO
*bio
, int cmd
, long num
, void *ptr
)
661 BIO_set_retry_write(bio
);
675 static int always_retry_gets(BIO
*bio
, char *buf
, int size
)
677 BIO_set_retry_read(bio
);
681 static int always_retry_puts(BIO
*bio
, const char *str
)
683 BIO_set_retry_write(bio
);
687 int create_ssl_ctx_pair(const SSL_METHOD
*sm
, const SSL_METHOD
*cm
,
688 int min_proto_version
, int max_proto_version
,
689 SSL_CTX
**sctx
, SSL_CTX
**cctx
, char *certfile
,
692 SSL_CTX
*serverctx
= NULL
;
693 SSL_CTX
*clientctx
= NULL
;
697 else if (!TEST_ptr(serverctx
= SSL_CTX_new(sm
)))
703 else if (!TEST_ptr(clientctx
= SSL_CTX_new(cm
)))
707 if ((min_proto_version
> 0
708 && !TEST_true(SSL_CTX_set_min_proto_version(serverctx
,
710 || (max_proto_version
> 0
711 && !TEST_true(SSL_CTX_set_max_proto_version(serverctx
,
712 max_proto_version
))))
714 if (clientctx
!= NULL
715 && ((min_proto_version
> 0
716 && !TEST_true(SSL_CTX_set_min_proto_version(clientctx
,
718 || (max_proto_version
> 0
719 && !TEST_true(SSL_CTX_set_max_proto_version(clientctx
,
720 max_proto_version
)))))
723 if (certfile
!= NULL
&& privkeyfile
!= NULL
) {
724 if (!TEST_int_eq(SSL_CTX_use_certificate_file(serverctx
, certfile
,
725 SSL_FILETYPE_PEM
), 1)
726 || !TEST_int_eq(SSL_CTX_use_PrivateKey_file(serverctx
,
728 SSL_FILETYPE_PEM
), 1)
729 || !TEST_int_eq(SSL_CTX_check_private_key(serverctx
), 1))
733 #ifndef OPENSSL_NO_DH
734 SSL_CTX_set_dh_auto(serverctx
, 1);
743 SSL_CTX_free(serverctx
);
744 SSL_CTX_free(clientctx
);
748 #define MAXLOOPS 1000000
750 #if !defined(OPENSSL_NO_KTLS) && !defined(OPENSSL_NO_SOCK)
751 static int set_nb(int fd
)
755 flags
= fcntl(fd
,F_GETFL
,0);
758 flags
= fcntl(fd
, F_SETFL
, flags
| O_NONBLOCK
);
762 int create_test_sockets(int *cfd
, int *sfd
)
764 struct sockaddr_in sin
;
765 const char *host
= "127.0.0.1";
766 int cfd_connected
= 0, ret
= 0;
767 socklen_t slen
= sizeof(sin
);
773 memset ((char *) &sin
, 0, sizeof(sin
));
774 sin
.sin_family
= AF_INET
;
775 sin
.sin_addr
.s_addr
= inet_addr(host
);
777 afd
= socket(AF_INET
, SOCK_STREAM
, 0);
781 if (bind(afd
, (struct sockaddr
*)&sin
, sizeof(sin
)) < 0)
784 if (getsockname(afd
, (struct sockaddr
*)&sin
, &slen
) < 0)
787 if (listen(afd
, 1) < 0)
790 *cfd
= socket(AF_INET
, SOCK_STREAM
, 0);
794 if (set_nb(afd
) == -1)
797 while (*sfd
== -1 || !cfd_connected
) {
798 *sfd
= accept(afd
, NULL
, 0);
799 if (*sfd
== -1 && errno
!= EAGAIN
)
802 if (!cfd_connected
&& connect(*cfd
, (struct sockaddr
*)&sin
, sizeof(sin
)) < 0)
808 if (set_nb(*cfd
) == -1 || set_nb(*sfd
) == -1)
824 int create_ssl_objects2(SSL_CTX
*serverctx
, SSL_CTX
*clientctx
, SSL
**sssl
,
825 SSL
**cssl
, int sfd
, int cfd
)
827 SSL
*serverssl
= NULL
, *clientssl
= NULL
;
828 BIO
*s_to_c_bio
= NULL
, *c_to_s_bio
= NULL
;
832 else if (!TEST_ptr(serverssl
= SSL_new(serverctx
)))
836 else if (!TEST_ptr(clientssl
= SSL_new(clientctx
)))
839 if (!TEST_ptr(s_to_c_bio
= BIO_new_socket(sfd
, BIO_NOCLOSE
))
840 || !TEST_ptr(c_to_s_bio
= BIO_new_socket(cfd
, BIO_NOCLOSE
)))
843 SSL_set_bio(clientssl
, c_to_s_bio
, c_to_s_bio
);
844 SSL_set_bio(serverssl
, s_to_c_bio
, s_to_c_bio
);
852 BIO_free(s_to_c_bio
);
853 BIO_free(c_to_s_bio
);
859 * NOTE: Transfers control of the BIOs - this function will free them on error
861 int create_ssl_objects(SSL_CTX
*serverctx
, SSL_CTX
*clientctx
, SSL
**sssl
,
862 SSL
**cssl
, BIO
*s_to_c_fbio
, BIO
*c_to_s_fbio
)
864 SSL
*serverssl
= NULL
, *clientssl
= NULL
;
865 BIO
*s_to_c_bio
= NULL
, *c_to_s_bio
= NULL
;
869 else if (!TEST_ptr(serverssl
= SSL_new(serverctx
)))
873 else if (!TEST_ptr(clientssl
= SSL_new(clientctx
)))
876 if (SSL_is_dtls(clientssl
)) {
877 if (!TEST_ptr(s_to_c_bio
= BIO_new(bio_s_mempacket_test()))
878 || !TEST_ptr(c_to_s_bio
= BIO_new(bio_s_mempacket_test())))
881 if (!TEST_ptr(s_to_c_bio
= BIO_new(BIO_s_mem()))
882 || !TEST_ptr(c_to_s_bio
= BIO_new(BIO_s_mem())))
886 if (s_to_c_fbio
!= NULL
887 && !TEST_ptr(s_to_c_bio
= BIO_push(s_to_c_fbio
, s_to_c_bio
)))
889 if (c_to_s_fbio
!= NULL
890 && !TEST_ptr(c_to_s_bio
= BIO_push(c_to_s_fbio
, c_to_s_bio
)))
893 /* Set Non-blocking IO behaviour */
894 BIO_set_mem_eof_return(s_to_c_bio
, -1);
895 BIO_set_mem_eof_return(c_to_s_bio
, -1);
897 /* Up ref these as we are passing them to two SSL objects */
898 SSL_set_bio(serverssl
, c_to_s_bio
, s_to_c_bio
);
899 BIO_up_ref(s_to_c_bio
);
900 BIO_up_ref(c_to_s_bio
);
901 SSL_set_bio(clientssl
, s_to_c_bio
, c_to_s_bio
);
909 BIO_free(s_to_c_bio
);
910 BIO_free(c_to_s_bio
);
911 BIO_free(s_to_c_fbio
);
912 BIO_free(c_to_s_fbio
);
918 * Create an SSL connection, but does not ready any post-handshake
919 * NewSessionTicket messages.
920 * If |read| is set and we're using DTLS then we will attempt to SSL_read on
921 * the connection once we've completed one half of it, to ensure any retransmits
924 int create_bare_ssl_connection(SSL
*serverssl
, SSL
*clientssl
, int want
,
927 int retc
= -1, rets
= -1, err
, abortctr
= 0;
928 int clienterr
= 0, servererr
= 0;
929 int isdtls
= SSL_is_dtls(serverssl
);
932 err
= SSL_ERROR_WANT_WRITE
;
933 while (!clienterr
&& retc
<= 0 && err
== SSL_ERROR_WANT_WRITE
) {
934 retc
= SSL_connect(clientssl
);
936 err
= SSL_get_error(clientssl
, retc
);
939 if (!clienterr
&& retc
<= 0 && err
!= SSL_ERROR_WANT_READ
) {
940 TEST_info("SSL_connect() failed %d, %d", retc
, err
);
943 if (want
!= SSL_ERROR_NONE
&& err
== want
)
946 err
= SSL_ERROR_WANT_WRITE
;
947 while (!servererr
&& rets
<= 0 && err
== SSL_ERROR_WANT_WRITE
) {
948 rets
= SSL_accept(serverssl
);
950 err
= SSL_get_error(serverssl
, rets
);
953 if (!servererr
&& rets
<= 0
954 && err
!= SSL_ERROR_WANT_READ
955 && err
!= SSL_ERROR_WANT_X509_LOOKUP
) {
956 TEST_info("SSL_accept() failed %d, %d", rets
, err
);
959 if (want
!= SSL_ERROR_NONE
&& err
== want
)
961 if (clienterr
&& servererr
)
963 if (isdtls
&& read
) {
964 unsigned char buf
[20];
966 /* Trigger any retransmits that may be appropriate */
967 if (rets
> 0 && retc
<= 0) {
968 if (SSL_read(serverssl
, buf
, sizeof(buf
)) > 0) {
969 /* We don't expect this to succeed! */
970 TEST_info("Unexpected SSL_read() success!");
974 if (retc
> 0 && rets
<= 0) {
975 if (SSL_read(clientssl
, buf
, sizeof(buf
)) > 0) {
976 /* We don't expect this to succeed! */
977 TEST_info("Unexpected SSL_read() success!");
982 if (++abortctr
== MAXLOOPS
) {
983 TEST_info("No progress made");
986 if (isdtls
&& abortctr
<= 50 && (abortctr
% 10) == 0) {
988 * It looks like we're just spinning. Pause for a short period to
989 * give the DTLS timer a chance to do something. We only do this for
990 * the first few times to prevent hangs.
994 } while (retc
<=0 || rets
<= 0);
1000 * Create an SSL connection including any post handshake NewSessionTicket
1003 int create_ssl_connection(SSL
*serverssl
, SSL
*clientssl
, int want
)
1009 if (!create_bare_ssl_connection(serverssl
, clientssl
, want
, 1))
1013 * We attempt to read some data on the client side which we expect to fail.
1014 * This will ensure we have received the NewSessionTicket in TLSv1.3 where
1015 * appropriate. We do this twice because there are 2 NewSessionTickets.
1017 for (i
= 0; i
< 2; i
++) {
1018 if (SSL_read_ex(clientssl
, &buf
, sizeof(buf
), &readbytes
) > 0) {
1019 if (!TEST_ulong_eq(readbytes
, 0))
1021 } else if (!TEST_int_eq(SSL_get_error(clientssl
, 0),
1022 SSL_ERROR_WANT_READ
)) {
1030 void shutdown_ssl_connection(SSL
*serverssl
, SSL
*clientssl
)
1032 SSL_shutdown(clientssl
);
1033 SSL_shutdown(serverssl
);
1034 SSL_free(serverssl
);
1035 SSL_free(clientssl
);