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Commit | Line | Data |
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2cb4b5f6 | 1 | /* |
760e2d60 | 2 | * Copyright 2016-2019 The OpenSSL Project Authors. All Rights Reserved. |
2cb4b5f6 | 3 | * |
909f1a2e | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
2cb4b5f6 MC |
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 | |
8 | */ | |
9 | ||
d82dec40 MC |
10 | #include <string.h> |
11 | ||
176db6dc | 12 | #include "internal/nelem.h" |
2cb4b5f6 | 13 | #include "ssltestlib.h" |
8ed9a266 | 14 | #include "testutil.h" |
61e96557 MC |
15 | #include "e_os.h" |
16 | ||
17 | #ifdef OPENSSL_SYS_UNIX | |
18 | # include <unistd.h> | |
fe5d9450 BP |
19 | #ifndef OPENSSL_NO_KTLS |
20 | # include <netinet/in.h> | |
21 | # include <netinet/in.h> | |
22 | # include <arpa/inet.h> | |
23 | # include <sys/socket.h> | |
24 | # include <unistd.h> | |
25 | # include <fcntl.h> | |
26 | #endif | |
61e96557 MC |
27 | |
28 | static ossl_inline void ossl_sleep(unsigned int millis) { | |
29 | usleep(millis * 1000); | |
30 | } | |
31 | #elif defined(_WIN32) | |
32 | # include <windows.h> | |
33 | ||
34 | static ossl_inline void ossl_sleep(unsigned int millis) { | |
35 | Sleep(millis); | |
36 | } | |
37 | #else | |
38 | /* Fallback to a busy wait */ | |
39 | static ossl_inline void ossl_sleep(unsigned int millis) { | |
40 | struct timeval start, now; | |
41 | unsigned int elapsedms; | |
42 | ||
43 | gettimeofday(&start, NULL); | |
44 | do { | |
45 | gettimeofday(&now, NULL); | |
46 | elapsedms = (((now.tv_sec - start.tv_sec) * 1000000) | |
47 | + now.tv_usec - start.tv_usec) / 1000; | |
48 | } while (elapsedms < millis); | |
49 | } | |
50 | #endif | |
2cb4b5f6 | 51 | |
d9a2e90b MC |
52 | static int tls_dump_new(BIO *bi); |
53 | static int tls_dump_free(BIO *a); | |
54 | static int tls_dump_read(BIO *b, char *out, int outl); | |
55 | static int tls_dump_write(BIO *b, const char *in, int inl); | |
56 | static long tls_dump_ctrl(BIO *b, int cmd, long num, void *ptr); | |
57 | static int tls_dump_gets(BIO *bp, char *buf, int size); | |
58 | static int tls_dump_puts(BIO *bp, const char *str); | |
59 | ||
60 | /* Choose a sufficiently large type likely to be unused for this custom BIO */ | |
8ed9a266 RS |
61 | #define BIO_TYPE_TLS_DUMP_FILTER (0x80 | BIO_TYPE_FILTER) |
62 | #define BIO_TYPE_MEMPACKET_TEST 0x81 | |
d9a2e90b MC |
63 | |
64 | static BIO_METHOD *method_tls_dump = NULL; | |
8ed9a266 | 65 | static BIO_METHOD *meth_mem = NULL; |
d9a2e90b MC |
66 | |
67 | /* Note: Not thread safe! */ | |
68 | const BIO_METHOD *bio_f_tls_dump_filter(void) | |
69 | { | |
70 | if (method_tls_dump == NULL) { | |
71 | method_tls_dump = BIO_meth_new(BIO_TYPE_TLS_DUMP_FILTER, | |
72 | "TLS dump filter"); | |
73 | if ( method_tls_dump == NULL | |
74 | || !BIO_meth_set_write(method_tls_dump, tls_dump_write) | |
75 | || !BIO_meth_set_read(method_tls_dump, tls_dump_read) | |
76 | || !BIO_meth_set_puts(method_tls_dump, tls_dump_puts) | |
77 | || !BIO_meth_set_gets(method_tls_dump, tls_dump_gets) | |
78 | || !BIO_meth_set_ctrl(method_tls_dump, tls_dump_ctrl) | |
79 | || !BIO_meth_set_create(method_tls_dump, tls_dump_new) | |
80 | || !BIO_meth_set_destroy(method_tls_dump, tls_dump_free)) | |
81 | return NULL; | |
82 | } | |
83 | return method_tls_dump; | |
84 | } | |
85 | ||
86 | void bio_f_tls_dump_filter_free(void) | |
87 | { | |
88 | BIO_meth_free(method_tls_dump); | |
89 | } | |
90 | ||
91 | static int tls_dump_new(BIO *bio) | |
92 | { | |
93 | BIO_set_init(bio, 1); | |
94 | return 1; | |
95 | } | |
96 | ||
97 | static int tls_dump_free(BIO *bio) | |
98 | { | |
99 | BIO_set_init(bio, 0); | |
100 | ||
101 | return 1; | |
102 | } | |
103 | ||
104 | static void copy_flags(BIO *bio) | |
105 | { | |
106 | int flags; | |
107 | BIO *next = BIO_next(bio); | |
108 | ||
109 | flags = BIO_test_flags(next, BIO_FLAGS_SHOULD_RETRY | BIO_FLAGS_RWS); | |
110 | BIO_clear_flags(bio, BIO_FLAGS_SHOULD_RETRY | BIO_FLAGS_RWS); | |
111 | BIO_set_flags(bio, flags); | |
112 | } | |
113 | ||
114 | #define RECORD_CONTENT_TYPE 0 | |
115 | #define RECORD_VERSION_HI 1 | |
116 | #define RECORD_VERSION_LO 2 | |
117 | #define RECORD_EPOCH_HI 3 | |
118 | #define RECORD_EPOCH_LO 4 | |
119 | #define RECORD_SEQUENCE_START 5 | |
120 | #define RECORD_SEQUENCE_END 10 | |
121 | #define RECORD_LEN_HI 11 | |
122 | #define RECORD_LEN_LO 12 | |
123 | ||
124 | #define MSG_TYPE 0 | |
125 | #define MSG_LEN_HI 1 | |
126 | #define MSG_LEN_MID 2 | |
127 | #define MSG_LEN_LO 3 | |
128 | #define MSG_SEQ_HI 4 | |
129 | #define MSG_SEQ_LO 5 | |
130 | #define MSG_FRAG_OFF_HI 6 | |
131 | #define MSG_FRAG_OFF_MID 7 | |
132 | #define MSG_FRAG_OFF_LO 8 | |
133 | #define MSG_FRAG_LEN_HI 9 | |
134 | #define MSG_FRAG_LEN_MID 10 | |
135 | #define MSG_FRAG_LEN_LO 11 | |
136 | ||
137 | ||
138 | static void dump_data(const char *data, int len) | |
139 | { | |
140 | int rem, i, content, reclen, msglen, fragoff, fraglen, epoch; | |
141 | unsigned char *rec; | |
142 | ||
143 | printf("---- START OF PACKET ----\n"); | |
144 | ||
145 | rem = len; | |
146 | rec = (unsigned char *)data; | |
147 | ||
148 | while (rem > 0) { | |
149 | if (rem != len) | |
150 | printf("*\n"); | |
151 | printf("*---- START OF RECORD ----\n"); | |
152 | if (rem < DTLS1_RT_HEADER_LENGTH) { | |
153 | printf("*---- RECORD TRUNCATED ----\n"); | |
154 | break; | |
155 | } | |
156 | content = rec[RECORD_CONTENT_TYPE]; | |
157 | printf("** Record Content-type: %d\n", content); | |
158 | printf("** Record Version: %02x%02x\n", | |
159 | rec[RECORD_VERSION_HI], rec[RECORD_VERSION_LO]); | |
160 | epoch = (rec[RECORD_EPOCH_HI] << 8) | rec[RECORD_EPOCH_LO]; | |
161 | printf("** Record Epoch: %d\n", epoch); | |
162 | printf("** Record Sequence: "); | |
163 | for (i = RECORD_SEQUENCE_START; i <= RECORD_SEQUENCE_END; i++) | |
164 | printf("%02x", rec[i]); | |
165 | reclen = (rec[RECORD_LEN_HI] << 8) | rec[RECORD_LEN_LO]; | |
166 | printf("\n** Record Length: %d\n", reclen); | |
167 | ||
168 | /* Now look at message */ | |
169 | rec += DTLS1_RT_HEADER_LENGTH; | |
170 | rem -= DTLS1_RT_HEADER_LENGTH; | |
171 | if (content == SSL3_RT_HANDSHAKE) { | |
172 | printf("**---- START OF HANDSHAKE MESSAGE FRAGMENT ----\n"); | |
173 | if (epoch > 0) { | |
174 | printf("**---- HANDSHAKE MESSAGE FRAGMENT ENCRYPTED ----\n"); | |
175 | } else if (rem < DTLS1_HM_HEADER_LENGTH | |
176 | || reclen < DTLS1_HM_HEADER_LENGTH) { | |
177 | printf("**---- HANDSHAKE MESSAGE FRAGMENT TRUNCATED ----\n"); | |
178 | } else { | |
179 | printf("*** Message Type: %d\n", rec[MSG_TYPE]); | |
180 | msglen = (rec[MSG_LEN_HI] << 16) | (rec[MSG_LEN_MID] << 8) | |
181 | | rec[MSG_LEN_LO]; | |
182 | printf("*** Message Length: %d\n", msglen); | |
183 | printf("*** Message sequence: %d\n", | |
184 | (rec[MSG_SEQ_HI] << 8) | rec[MSG_SEQ_LO]); | |
185 | fragoff = (rec[MSG_FRAG_OFF_HI] << 16) | |
186 | | (rec[MSG_FRAG_OFF_MID] << 8) | |
187 | | rec[MSG_FRAG_OFF_LO]; | |
188 | printf("*** Message Fragment offset: %d\n", fragoff); | |
189 | fraglen = (rec[MSG_FRAG_LEN_HI] << 16) | |
190 | | (rec[MSG_FRAG_LEN_MID] << 8) | |
191 | | rec[MSG_FRAG_LEN_LO]; | |
192 | printf("*** Message Fragment len: %d\n", fraglen); | |
193 | if (fragoff + fraglen > msglen) | |
194 | printf("***---- HANDSHAKE MESSAGE FRAGMENT INVALID ----\n"); | |
28b86f31 | 195 | else if (reclen < fraglen) |
d9a2e90b MC |
196 | printf("**---- HANDSHAKE MESSAGE FRAGMENT TRUNCATED ----\n"); |
197 | else | |
198 | printf("**---- END OF HANDSHAKE MESSAGE FRAGMENT ----\n"); | |
199 | } | |
200 | } | |
201 | if (rem < reclen) { | |
202 | printf("*---- RECORD TRUNCATED ----\n"); | |
203 | rem = 0; | |
204 | } else { | |
205 | rec += reclen; | |
206 | rem -= reclen; | |
207 | printf("*---- END OF RECORD ----\n"); | |
208 | } | |
209 | } | |
210 | printf("---- END OF PACKET ----\n\n"); | |
211 | fflush(stdout); | |
212 | } | |
213 | ||
214 | static int tls_dump_read(BIO *bio, char *out, int outl) | |
215 | { | |
216 | int ret; | |
217 | BIO *next = BIO_next(bio); | |
218 | ||
219 | ret = BIO_read(next, out, outl); | |
220 | copy_flags(bio); | |
221 | ||
222 | if (ret > 0) { | |
223 | dump_data(out, ret); | |
224 | } | |
225 | ||
226 | return ret; | |
227 | } | |
228 | ||
229 | static int tls_dump_write(BIO *bio, const char *in, int inl) | |
230 | { | |
231 | int ret; | |
232 | BIO *next = BIO_next(bio); | |
233 | ||
234 | ret = BIO_write(next, in, inl); | |
235 | copy_flags(bio); | |
236 | ||
237 | return ret; | |
238 | } | |
239 | ||
240 | static long tls_dump_ctrl(BIO *bio, int cmd, long num, void *ptr) | |
241 | { | |
242 | long ret; | |
243 | BIO *next = BIO_next(bio); | |
244 | ||
245 | if (next == NULL) | |
246 | return 0; | |
247 | ||
248 | switch (cmd) { | |
249 | case BIO_CTRL_DUP: | |
250 | ret = 0L; | |
251 | break; | |
252 | default: | |
253 | ret = BIO_ctrl(next, cmd, num, ptr); | |
254 | break; | |
255 | } | |
256 | return ret; | |
257 | } | |
258 | ||
259 | static int tls_dump_gets(BIO *bio, char *buf, int size) | |
260 | { | |
261 | /* We don't support this - not needed anyway */ | |
262 | return -1; | |
263 | } | |
264 | ||
265 | static int tls_dump_puts(BIO *bio, const char *str) | |
266 | { | |
267 | return tls_dump_write(bio, str, strlen(str)); | |
268 | } | |
269 | ||
d82dec40 | 270 | |
0556f2aa | 271 | struct mempacket_st { |
d82dec40 MC |
272 | unsigned char *data; |
273 | int len; | |
274 | unsigned int num; | |
275 | unsigned int type; | |
0556f2aa | 276 | }; |
d82dec40 | 277 | |
d82dec40 MC |
278 | static void mempacket_free(MEMPACKET *pkt) |
279 | { | |
280 | if (pkt->data != NULL) | |
281 | OPENSSL_free(pkt->data); | |
282 | OPENSSL_free(pkt); | |
283 | } | |
284 | ||
285 | typedef struct mempacket_test_ctx_st { | |
286 | STACK_OF(MEMPACKET) *pkts; | |
287 | unsigned int epoch; | |
288 | unsigned int currrec; | |
289 | unsigned int currpkt; | |
290 | unsigned int lastpkt; | |
61e96557 | 291 | unsigned int injected; |
d82dec40 | 292 | unsigned int noinject; |
61e96557 MC |
293 | unsigned int dropepoch; |
294 | int droprec; | |
f1358634 | 295 | int duprec; |
d82dec40 MC |
296 | } MEMPACKET_TEST_CTX; |
297 | ||
298 | static int mempacket_test_new(BIO *bi); | |
299 | static int mempacket_test_free(BIO *a); | |
300 | static int mempacket_test_read(BIO *b, char *out, int outl); | |
301 | static int mempacket_test_write(BIO *b, const char *in, int inl); | |
302 | static long mempacket_test_ctrl(BIO *b, int cmd, long num, void *ptr); | |
303 | static int mempacket_test_gets(BIO *bp, char *buf, int size); | |
304 | static int mempacket_test_puts(BIO *bp, const char *str); | |
305 | ||
306 | const BIO_METHOD *bio_s_mempacket_test(void) | |
307 | { | |
8ed9a266 RS |
308 | if (meth_mem == NULL) { |
309 | if (!TEST_ptr(meth_mem = BIO_meth_new(BIO_TYPE_MEMPACKET_TEST, | |
310 | "Mem Packet Test")) | |
311 | || !TEST_true(BIO_meth_set_write(meth_mem, mempacket_test_write)) | |
312 | || !TEST_true(BIO_meth_set_read(meth_mem, mempacket_test_read)) | |
313 | || !TEST_true(BIO_meth_set_puts(meth_mem, mempacket_test_puts)) | |
314 | || !TEST_true(BIO_meth_set_gets(meth_mem, mempacket_test_gets)) | |
315 | || !TEST_true(BIO_meth_set_ctrl(meth_mem, mempacket_test_ctrl)) | |
316 | || !TEST_true(BIO_meth_set_create(meth_mem, mempacket_test_new)) | |
317 | || !TEST_true(BIO_meth_set_destroy(meth_mem, mempacket_test_free))) | |
d82dec40 MC |
318 | return NULL; |
319 | } | |
8ed9a266 | 320 | return meth_mem; |
d82dec40 MC |
321 | } |
322 | ||
323 | void bio_s_mempacket_test_free(void) | |
324 | { | |
8ed9a266 | 325 | BIO_meth_free(meth_mem); |
d82dec40 MC |
326 | } |
327 | ||
328 | static int mempacket_test_new(BIO *bio) | |
329 | { | |
8ed9a266 | 330 | MEMPACKET_TEST_CTX *ctx; |
bd91e3c8 | 331 | |
8ed9a266 | 332 | if (!TEST_ptr(ctx = OPENSSL_zalloc(sizeof(*ctx)))) |
d82dec40 | 333 | return 0; |
8ed9a266 | 334 | if (!TEST_ptr(ctx->pkts = sk_MEMPACKET_new_null())) { |
d82dec40 MC |
335 | OPENSSL_free(ctx); |
336 | return 0; | |
337 | } | |
61e96557 MC |
338 | ctx->dropepoch = 0; |
339 | ctx->droprec = -1; | |
d82dec40 MC |
340 | BIO_set_init(bio, 1); |
341 | BIO_set_data(bio, ctx); | |
342 | return 1; | |
343 | } | |
344 | ||
345 | static int mempacket_test_free(BIO *bio) | |
346 | { | |
347 | MEMPACKET_TEST_CTX *ctx = BIO_get_data(bio); | |
348 | ||
349 | sk_MEMPACKET_pop_free(ctx->pkts, mempacket_free); | |
350 | OPENSSL_free(ctx); | |
351 | BIO_set_data(bio, NULL); | |
352 | BIO_set_init(bio, 0); | |
d82dec40 MC |
353 | return 1; |
354 | } | |
355 | ||
356 | /* Record Header values */ | |
61e96557 MC |
357 | #define EPOCH_HI 3 |
358 | #define EPOCH_LO 4 | |
d82dec40 MC |
359 | #define RECORD_SEQUENCE 10 |
360 | #define RECORD_LEN_HI 11 | |
361 | #define RECORD_LEN_LO 12 | |
362 | ||
363 | #define STANDARD_PACKET 0 | |
364 | ||
365 | static int mempacket_test_read(BIO *bio, char *out, int outl) | |
366 | { | |
367 | MEMPACKET_TEST_CTX *ctx = BIO_get_data(bio); | |
368 | MEMPACKET *thispkt; | |
369 | unsigned char *rec; | |
370 | int rem; | |
371 | unsigned int seq, offset, len, epoch; | |
372 | ||
373 | BIO_clear_retry_flags(bio); | |
d82dec40 MC |
374 | thispkt = sk_MEMPACKET_value(ctx->pkts, 0); |
375 | if (thispkt == NULL || thispkt->num != ctx->currpkt) { | |
376 | /* Probably run out of data */ | |
377 | BIO_set_retry_read(bio); | |
378 | return -1; | |
379 | } | |
1c288878 | 380 | (void)sk_MEMPACKET_shift(ctx->pkts); |
d82dec40 MC |
381 | ctx->currpkt++; |
382 | ||
383 | if (outl > thispkt->len) | |
384 | outl = thispkt->len; | |
385 | ||
61e96557 MC |
386 | if (thispkt->type != INJECT_PACKET_IGNORE_REC_SEQ |
387 | && (ctx->injected || ctx->droprec >= 0)) { | |
d82dec40 MC |
388 | /* |
389 | * Overwrite the record sequence number. We strictly number them in | |
390 | * the order received. Since we are actually a reliable transport | |
391 | * we know that there won't be any re-ordering. We overwrite to deal | |
392 | * with any packets that have been injected | |
393 | */ | |
61e96557 | 394 | for (rem = thispkt->len, rec = thispkt->data; rem > 0; rem -= len) { |
8ed9a266 | 395 | if (rem < DTLS1_RT_HEADER_LENGTH) |
d82dec40 | 396 | return -1; |
d82dec40 MC |
397 | epoch = (rec[EPOCH_HI] << 8) | rec[EPOCH_LO]; |
398 | if (epoch != ctx->epoch) { | |
399 | ctx->epoch = epoch; | |
400 | ctx->currrec = 0; | |
401 | } | |
402 | seq = ctx->currrec; | |
403 | offset = 0; | |
404 | do { | |
405 | rec[RECORD_SEQUENCE - offset] = seq & 0xFF; | |
406 | seq >>= 8; | |
407 | offset++; | |
408 | } while (seq > 0); | |
d82dec40 MC |
409 | |
410 | len = ((rec[RECORD_LEN_HI] << 8) | rec[RECORD_LEN_LO]) | |
411 | + DTLS1_RT_HEADER_LENGTH; | |
61e96557 MC |
412 | if (rem < (int)len) |
413 | return -1; | |
414 | if (ctx->droprec == (int)ctx->currrec && ctx->dropepoch == epoch) { | |
415 | if (rem > (int)len) | |
416 | memmove(rec, rec + len, rem - len); | |
417 | outl -= len; | |
418 | ctx->droprec = -1; | |
419 | if (outl == 0) | |
420 | BIO_set_retry_read(bio); | |
421 | } else { | |
422 | rec += len; | |
423 | } | |
424 | ||
425 | ctx->currrec++; | |
d82dec40 MC |
426 | } |
427 | } | |
428 | ||
429 | memcpy(out, thispkt->data, outl); | |
d82dec40 | 430 | mempacket_free(thispkt); |
d82dec40 MC |
431 | return outl; |
432 | } | |
433 | ||
434 | int mempacket_test_inject(BIO *bio, const char *in, int inl, int pktnum, | |
435 | int type) | |
436 | { | |
437 | MEMPACKET_TEST_CTX *ctx = BIO_get_data(bio); | |
f1358634 | 438 | MEMPACKET *thispkt = NULL, *looppkt, *nextpkt, *allpkts[3]; |
760e2d60 | 439 | int i, duprec; |
f1358634 MC |
440 | const unsigned char *inu = (const unsigned char *)in; |
441 | size_t len = ((inu[RECORD_LEN_HI] << 8) | inu[RECORD_LEN_LO]) | |
442 | + DTLS1_RT_HEADER_LENGTH; | |
d82dec40 MC |
443 | |
444 | if (ctx == NULL) | |
445 | return -1; | |
446 | ||
f1358634 MC |
447 | if ((size_t)inl < len) |
448 | return -1; | |
449 | ||
450 | if ((size_t)inl == len) | |
451 | duprec = 0; | |
760e2d60 F |
452 | else |
453 | duprec = ctx->duprec > 0; | |
f1358634 MC |
454 | |
455 | /* We don't support arbitrary injection when duplicating records */ | |
456 | if (duprec && pktnum != -1) | |
457 | return -1; | |
458 | ||
d82dec40 MC |
459 | /* We only allow injection before we've started writing any data */ |
460 | if (pktnum >= 0) { | |
461 | if (ctx->noinject) | |
462 | return -1; | |
61e96557 | 463 | ctx->injected = 1; |
d82dec40 MC |
464 | } else { |
465 | ctx->noinject = 1; | |
466 | } | |
467 | ||
f1358634 MC |
468 | for (i = 0; i < (duprec ? 3 : 1); i++) { |
469 | if (!TEST_ptr(allpkts[i] = OPENSSL_malloc(sizeof(*thispkt)))) | |
470 | goto err; | |
471 | thispkt = allpkts[i]; | |
d82dec40 | 472 | |
f1358634 MC |
473 | if (!TEST_ptr(thispkt->data = OPENSSL_malloc(inl))) |
474 | goto err; | |
475 | /* | |
476 | * If we are duplicating the packet, we duplicate it three times. The | |
477 | * first two times we drop the first record if there are more than one. | |
478 | * In this way we know that libssl will not be able to make progress | |
479 | * until it receives the last packet, and hence will be forced to | |
480 | * buffer these records. | |
481 | */ | |
482 | if (duprec && i != 2) { | |
483 | memcpy(thispkt->data, in + len, inl - len); | |
484 | thispkt->len = inl - len; | |
485 | } else { | |
486 | memcpy(thispkt->data, in, inl); | |
487 | thispkt->len = inl; | |
488 | } | |
489 | thispkt->num = (pktnum >= 0) ? (unsigned int)pktnum : ctx->lastpkt + i; | |
490 | thispkt->type = type; | |
491 | } | |
d82dec40 MC |
492 | |
493 | for(i = 0; (looppkt = sk_MEMPACKET_value(ctx->pkts, i)) != NULL; i++) { | |
494 | /* Check if we found the right place to insert this packet */ | |
495 | if (looppkt->num > thispkt->num) { | |
f1358634 MC |
496 | if (sk_MEMPACKET_insert(ctx->pkts, thispkt, i) == 0) |
497 | goto err; | |
d82dec40 MC |
498 | /* If we're doing up front injection then we're done */ |
499 | if (pktnum >= 0) | |
500 | return inl; | |
501 | /* | |
502 | * We need to do some accounting on lastpkt. We increment it first, | |
503 | * but it might now equal the value of injected packets, so we need | |
504 | * to skip over those | |
505 | */ | |
506 | ctx->lastpkt++; | |
507 | do { | |
508 | i++; | |
509 | nextpkt = sk_MEMPACKET_value(ctx->pkts, i); | |
510 | if (nextpkt != NULL && nextpkt->num == ctx->lastpkt) | |
511 | ctx->lastpkt++; | |
512 | else | |
513 | return inl; | |
514 | } while(1); | |
28b86f31 | 515 | } else if (looppkt->num == thispkt->num) { |
d82dec40 MC |
516 | if (!ctx->noinject) { |
517 | /* We injected two packets with the same packet number! */ | |
f1358634 | 518 | goto err; |
d82dec40 MC |
519 | } |
520 | ctx->lastpkt++; | |
521 | thispkt->num++; | |
522 | } | |
523 | } | |
524 | /* | |
525 | * We didn't find any packets with a packet number equal to or greater than | |
526 | * this one, so we just add it onto the end | |
527 | */ | |
f1358634 MC |
528 | for (i = 0; i < (duprec ? 3 : 1); i++) { |
529 | thispkt = allpkts[i]; | |
530 | if (!sk_MEMPACKET_push(ctx->pkts, thispkt)) | |
531 | goto err; | |
d82dec40 | 532 | |
f1358634 MC |
533 | if (pktnum < 0) |
534 | ctx->lastpkt++; | |
535 | } | |
d82dec40 MC |
536 | |
537 | return inl; | |
f1358634 MC |
538 | |
539 | err: | |
540 | for (i = 0; i < (ctx->duprec > 0 ? 3 : 1); i++) | |
541 | mempacket_free(allpkts[i]); | |
542 | return -1; | |
d82dec40 MC |
543 | } |
544 | ||
545 | static int mempacket_test_write(BIO *bio, const char *in, int inl) | |
546 | { | |
547 | return mempacket_test_inject(bio, in, inl, -1, STANDARD_PACKET); | |
548 | } | |
549 | ||
550 | static long mempacket_test_ctrl(BIO *bio, int cmd, long num, void *ptr) | |
551 | { | |
552 | long ret = 1; | |
553 | MEMPACKET_TEST_CTX *ctx = BIO_get_data(bio); | |
554 | MEMPACKET *thispkt; | |
555 | ||
556 | switch (cmd) { | |
557 | case BIO_CTRL_EOF: | |
558 | ret = (long)(sk_MEMPACKET_num(ctx->pkts) == 0); | |
559 | break; | |
560 | case BIO_CTRL_GET_CLOSE: | |
561 | ret = BIO_get_shutdown(bio); | |
562 | break; | |
563 | case BIO_CTRL_SET_CLOSE: | |
564 | BIO_set_shutdown(bio, (int)num); | |
565 | break; | |
566 | case BIO_CTRL_WPENDING: | |
567 | ret = 0L; | |
568 | break; | |
569 | case BIO_CTRL_PENDING: | |
570 | thispkt = sk_MEMPACKET_value(ctx->pkts, 0); | |
571 | if (thispkt == NULL) | |
572 | ret = 0; | |
573 | else | |
574 | ret = thispkt->len; | |
575 | break; | |
576 | case BIO_CTRL_FLUSH: | |
577 | ret = 1; | |
578 | break; | |
61e96557 MC |
579 | case MEMPACKET_CTRL_SET_DROP_EPOCH: |
580 | ctx->dropepoch = (unsigned int)num; | |
581 | break; | |
582 | case MEMPACKET_CTRL_SET_DROP_REC: | |
583 | ctx->droprec = (int)num; | |
584 | break; | |
585 | case MEMPACKET_CTRL_GET_DROP_REC: | |
586 | ret = ctx->droprec; | |
587 | break; | |
f1358634 MC |
588 | case MEMPACKET_CTRL_SET_DUPLICATE_REC: |
589 | ctx->duprec = (int)num; | |
590 | break; | |
d82dec40 MC |
591 | case BIO_CTRL_RESET: |
592 | case BIO_CTRL_DUP: | |
593 | case BIO_CTRL_PUSH: | |
594 | case BIO_CTRL_POP: | |
595 | default: | |
596 | ret = 0; | |
597 | break; | |
598 | } | |
599 | return ret; | |
600 | } | |
601 | ||
602 | static int mempacket_test_gets(BIO *bio, char *buf, int size) | |
603 | { | |
604 | /* We don't support this - not needed anyway */ | |
605 | return -1; | |
606 | } | |
607 | ||
608 | static int mempacket_test_puts(BIO *bio, const char *str) | |
609 | { | |
610 | return mempacket_test_write(bio, str, strlen(str)); | |
611 | } | |
612 | ||
2cb4b5f6 | 613 | int create_ssl_ctx_pair(const SSL_METHOD *sm, const SSL_METHOD *cm, |
7d7f6834 | 614 | int min_proto_version, int max_proto_version, |
2cb4b5f6 MC |
615 | SSL_CTX **sctx, SSL_CTX **cctx, char *certfile, |
616 | char *privkeyfile) | |
617 | { | |
618 | SSL_CTX *serverctx = NULL; | |
619 | SSL_CTX *clientctx = NULL; | |
620 | ||
8ed9a266 | 621 | if (!TEST_ptr(serverctx = SSL_CTX_new(sm)) |
bb01ef3f | 622 | || (cctx != NULL && !TEST_ptr(clientctx = SSL_CTX_new(cm)))) |
2cb4b5f6 | 623 | goto err; |
2cb4b5f6 | 624 | |
7d7f6834 RL |
625 | if ((min_proto_version > 0 |
626 | && !TEST_true(SSL_CTX_set_min_proto_version(serverctx, | |
627 | min_proto_version))) | |
628 | || (max_proto_version > 0 | |
629 | && !TEST_true(SSL_CTX_set_max_proto_version(serverctx, | |
630 | max_proto_version)))) | |
631 | goto err; | |
632 | if (clientctx != NULL | |
633 | && ((min_proto_version > 0 | |
6021d8ec | 634 | && !TEST_true(SSL_CTX_set_min_proto_version(clientctx, |
7d7f6834 RL |
635 | min_proto_version))) |
636 | || (max_proto_version > 0 | |
6021d8ec | 637 | && !TEST_true(SSL_CTX_set_max_proto_version(clientctx, |
7d7f6834 RL |
638 | max_proto_version))))) |
639 | goto err; | |
640 | ||
0d8da779 MC |
641 | if (certfile != NULL && privkeyfile != NULL) { |
642 | if (!TEST_int_eq(SSL_CTX_use_certificate_file(serverctx, certfile, | |
643 | SSL_FILETYPE_PEM), 1) | |
644 | || !TEST_int_eq(SSL_CTX_use_PrivateKey_file(serverctx, | |
645 | privkeyfile, | |
646 | SSL_FILETYPE_PEM), 1) | |
647 | || !TEST_int_eq(SSL_CTX_check_private_key(serverctx), 1)) | |
648 | goto err; | |
649 | } | |
2cb4b5f6 | 650 | |
c5a56992 AP |
651 | #ifndef OPENSSL_NO_DH |
652 | SSL_CTX_set_dh_auto(serverctx, 1); | |
653 | #endif | |
654 | ||
2cb4b5f6 | 655 | *sctx = serverctx; |
bb01ef3f MC |
656 | if (cctx != NULL) |
657 | *cctx = clientctx; | |
2cb4b5f6 | 658 | return 1; |
8ed9a266 | 659 | |
2cb4b5f6 MC |
660 | err: |
661 | SSL_CTX_free(serverctx); | |
662 | SSL_CTX_free(clientctx); | |
663 | return 0; | |
664 | } | |
665 | ||
9970290e | 666 | #define MAXLOOPS 1000000 |
2cb4b5f6 | 667 | |
5e9072ed | 668 | #if !defined(OPENSSL_NO_KTLS) && !defined(OPENSSL_NO_SOCK) |
fe5d9450 BP |
669 | static int set_nb(int fd) |
670 | { | |
671 | int flags; | |
672 | ||
673 | flags = fcntl(fd,F_GETFL,0); | |
674 | if (flags == -1) | |
675 | return flags; | |
676 | flags = fcntl(fd, F_SETFL, flags | O_NONBLOCK); | |
677 | return flags; | |
678 | } | |
679 | ||
680 | int create_test_sockets(int *cfd, int *sfd) | |
681 | { | |
682 | struct sockaddr_in sin; | |
683 | const char *host = "127.0.0.1"; | |
684 | int cfd_connected = 0, ret = 0; | |
685 | socklen_t slen = sizeof(sin); | |
686 | int afd = -1; | |
687 | ||
688 | *cfd = -1; | |
689 | *sfd = -1; | |
690 | ||
691 | memset ((char *) &sin, 0, sizeof(sin)); | |
692 | sin.sin_family = AF_INET; | |
693 | sin.sin_addr.s_addr = inet_addr(host); | |
694 | ||
695 | afd = socket(AF_INET, SOCK_STREAM, 0); | |
696 | if (afd < 0) | |
697 | return 0; | |
698 | ||
699 | if (bind(afd, (struct sockaddr*)&sin, sizeof(sin)) < 0) | |
700 | goto out; | |
701 | ||
702 | if (getsockname(afd, (struct sockaddr*)&sin, &slen) < 0) | |
703 | goto out; | |
704 | ||
705 | if (listen(afd, 1) < 0) | |
706 | goto out; | |
707 | ||
708 | *cfd = socket(AF_INET, SOCK_STREAM, 0); | |
709 | if (*cfd < 0) | |
710 | goto out; | |
711 | ||
712 | if (set_nb(afd) == -1) | |
713 | goto out; | |
714 | ||
715 | while (*sfd == -1 || !cfd_connected ) { | |
716 | *sfd = accept(afd, NULL, 0); | |
717 | if (*sfd == -1 && errno != EAGAIN) | |
718 | goto out; | |
719 | ||
720 | if (!cfd_connected && connect(*cfd, (struct sockaddr*)&sin, sizeof(sin)) < 0) | |
721 | goto out; | |
722 | else | |
723 | cfd_connected = 1; | |
724 | } | |
725 | ||
726 | if (set_nb(*cfd) == -1 || set_nb(*sfd) == -1) | |
727 | goto out; | |
728 | ret = 1; | |
729 | goto success; | |
730 | ||
731 | out: | |
732 | if (*cfd != -1) | |
733 | close(*cfd); | |
734 | if (*sfd != -1) | |
735 | close(*sfd); | |
736 | success: | |
737 | if (afd != -1) | |
738 | close(afd); | |
739 | return ret; | |
740 | } | |
fe5d9450 BP |
741 | |
742 | int create_ssl_objects2(SSL_CTX *serverctx, SSL_CTX *clientctx, SSL **sssl, | |
743 | SSL **cssl, int sfd, int cfd) | |
744 | { | |
745 | SSL *serverssl = NULL, *clientssl = NULL; | |
746 | BIO *s_to_c_bio = NULL, *c_to_s_bio = NULL; | |
747 | ||
748 | if (*sssl != NULL) | |
749 | serverssl = *sssl; | |
750 | else if (!TEST_ptr(serverssl = SSL_new(serverctx))) | |
751 | goto error; | |
752 | if (*cssl != NULL) | |
753 | clientssl = *cssl; | |
754 | else if (!TEST_ptr(clientssl = SSL_new(clientctx))) | |
755 | goto error; | |
756 | ||
757 | if (!TEST_ptr(s_to_c_bio = BIO_new_socket(sfd, BIO_NOCLOSE)) | |
758 | || !TEST_ptr(c_to_s_bio = BIO_new_socket(cfd, BIO_NOCLOSE))) | |
759 | goto error; | |
760 | ||
761 | SSL_set_bio(clientssl, c_to_s_bio, c_to_s_bio); | |
762 | SSL_set_bio(serverssl, s_to_c_bio, s_to_c_bio); | |
763 | *sssl = serverssl; | |
764 | *cssl = clientssl; | |
765 | return 1; | |
766 | ||
767 | error: | |
768 | SSL_free(serverssl); | |
769 | SSL_free(clientssl); | |
770 | BIO_free(s_to_c_bio); | |
771 | BIO_free(c_to_s_bio); | |
772 | return 0; | |
773 | } | |
5e9072ed | 774 | #endif |
fe5d9450 | 775 | |
2cb4b5f6 MC |
776 | /* |
777 | * NOTE: Transfers control of the BIOs - this function will free them on error | |
778 | */ | |
b4982125 | 779 | int create_ssl_objects(SSL_CTX *serverctx, SSL_CTX *clientctx, SSL **sssl, |
2cb4b5f6 MC |
780 | SSL **cssl, BIO *s_to_c_fbio, BIO *c_to_s_fbio) |
781 | { | |
8ed9a266 | 782 | SSL *serverssl = NULL, *clientssl = NULL; |
2cb4b5f6 MC |
783 | BIO *s_to_c_bio = NULL, *c_to_s_bio = NULL; |
784 | ||
8ed9a266 | 785 | if (*sssl != NULL) |
eaa776da | 786 | serverssl = *sssl; |
8ed9a266 RS |
787 | else if (!TEST_ptr(serverssl = SSL_new(serverctx))) |
788 | goto error; | |
789 | if (*cssl != NULL) | |
eaa776da | 790 | clientssl = *cssl; |
8ed9a266 | 791 | else if (!TEST_ptr(clientssl = SSL_new(clientctx))) |
2cb4b5f6 | 792 | goto error; |
2cb4b5f6 | 793 | |
b4982125 | 794 | if (SSL_is_dtls(clientssl)) { |
8ed9a266 RS |
795 | if (!TEST_ptr(s_to_c_bio = BIO_new(bio_s_mempacket_test())) |
796 | || !TEST_ptr(c_to_s_bio = BIO_new(bio_s_mempacket_test()))) | |
797 | goto error; | |
b4982125 | 798 | } else { |
8ed9a266 RS |
799 | if (!TEST_ptr(s_to_c_bio = BIO_new(BIO_s_mem())) |
800 | || !TEST_ptr(c_to_s_bio = BIO_new(BIO_s_mem()))) | |
801 | goto error; | |
2cb4b5f6 MC |
802 | } |
803 | ||
8ed9a266 RS |
804 | if (s_to_c_fbio != NULL |
805 | && !TEST_ptr(s_to_c_bio = BIO_push(s_to_c_fbio, s_to_c_bio))) | |
806 | goto error; | |
807 | if (c_to_s_fbio != NULL | |
808 | && !TEST_ptr(c_to_s_bio = BIO_push(c_to_s_fbio, c_to_s_bio))) | |
2cb4b5f6 | 809 | goto error; |
2cb4b5f6 MC |
810 | |
811 | /* Set Non-blocking IO behaviour */ | |
812 | BIO_set_mem_eof_return(s_to_c_bio, -1); | |
813 | BIO_set_mem_eof_return(c_to_s_bio, -1); | |
814 | ||
815 | /* Up ref these as we are passing them to two SSL objects */ | |
8ed9a266 | 816 | SSL_set_bio(serverssl, c_to_s_bio, s_to_c_bio); |
2cb4b5f6 MC |
817 | BIO_up_ref(s_to_c_bio); |
818 | BIO_up_ref(c_to_s_bio); | |
2cb4b5f6 | 819 | SSL_set_bio(clientssl, s_to_c_bio, c_to_s_bio); |
b4982125 MC |
820 | *sssl = serverssl; |
821 | *cssl = clientssl; | |
b4982125 MC |
822 | return 1; |
823 | ||
824 | error: | |
825 | SSL_free(serverssl); | |
826 | SSL_free(clientssl); | |
827 | BIO_free(s_to_c_bio); | |
828 | BIO_free(c_to_s_bio); | |
829 | BIO_free(s_to_c_fbio); | |
830 | BIO_free(c_to_s_fbio); | |
831 | ||
832 | return 0; | |
833 | } | |
834 | ||
c748834f MC |
835 | /* |
836 | * Create an SSL connection, but does not ready any post-handshake | |
837 | * NewSessionTicket messages. | |
838 | */ | |
839 | int create_bare_ssl_connection(SSL *serverssl, SSL *clientssl, int want) | |
b4982125 | 840 | { |
c748834f | 841 | int retc = -1, rets = -1, err, abortctr = 0; |
b4982125 | 842 | int clienterr = 0, servererr = 0; |
61e96557 | 843 | int isdtls = SSL_is_dtls(serverssl); |
b4982125 | 844 | |
2cb4b5f6 MC |
845 | do { |
846 | err = SSL_ERROR_WANT_WRITE; | |
eaa776da | 847 | while (!clienterr && retc <= 0 && err == SSL_ERROR_WANT_WRITE) { |
2cb4b5f6 MC |
848 | retc = SSL_connect(clientssl); |
849 | if (retc <= 0) | |
850 | err = SSL_get_error(clientssl, retc); | |
851 | } | |
852 | ||
eaa776da | 853 | if (!clienterr && retc <= 0 && err != SSL_ERROR_WANT_READ) { |
8ed9a266 | 854 | TEST_info("SSL_connect() failed %d, %d", retc, err); |
eaa776da | 855 | clienterr = 1; |
2cb4b5f6 | 856 | } |
8e2236ef BK |
857 | if (want != SSL_ERROR_NONE && err == want) |
858 | return 0; | |
2cb4b5f6 MC |
859 | |
860 | err = SSL_ERROR_WANT_WRITE; | |
eaa776da | 861 | while (!servererr && rets <= 0 && err == SSL_ERROR_WANT_WRITE) { |
2cb4b5f6 MC |
862 | rets = SSL_accept(serverssl); |
863 | if (rets <= 0) | |
864 | err = SSL_get_error(serverssl, rets); | |
865 | } | |
866 | ||
cd6fe29f MC |
867 | if (!servererr && rets <= 0 |
868 | && err != SSL_ERROR_WANT_READ | |
869 | && err != SSL_ERROR_WANT_X509_LOOKUP) { | |
8ed9a266 | 870 | TEST_info("SSL_accept() failed %d, %d", rets, err); |
eaa776da | 871 | servererr = 1; |
2cb4b5f6 | 872 | } |
8e2236ef BK |
873 | if (want != SSL_ERROR_NONE && err == want) |
874 | return 0; | |
eaa776da | 875 | if (clienterr && servererr) |
b4982125 | 876 | return 0; |
61e96557 MC |
877 | if (isdtls) { |
878 | if (rets > 0 && retc <= 0) | |
879 | DTLSv1_handle_timeout(serverssl); | |
880 | if (retc > 0 && rets <= 0) | |
881 | DTLSv1_handle_timeout(clientssl); | |
882 | } | |
2cb4b5f6 | 883 | if (++abortctr == MAXLOOPS) { |
8ed9a266 | 884 | TEST_info("No progress made"); |
b4982125 | 885 | return 0; |
2cb4b5f6 | 886 | } |
61e96557 MC |
887 | if (isdtls && abortctr <= 50 && (abortctr % 10) == 0) { |
888 | /* | |
889 | * It looks like we're just spinning. Pause for a short period to | |
890 | * give the DTLS timer a chance to do something. We only do this for | |
891 | * the first few times to prevent hangs. | |
892 | */ | |
893 | ossl_sleep(50); | |
894 | } | |
2cb4b5f6 MC |
895 | } while (retc <=0 || rets <= 0); |
896 | ||
c748834f MC |
897 | return 1; |
898 | } | |
899 | ||
900 | /* | |
901 | * Create an SSL connection including any post handshake NewSessionTicket | |
902 | * messages. | |
903 | */ | |
904 | int create_ssl_connection(SSL *serverssl, SSL *clientssl, int want) | |
905 | { | |
906 | int i; | |
907 | unsigned char buf; | |
908 | size_t readbytes; | |
909 | ||
910 | if (!create_bare_ssl_connection(serverssl, clientssl, want)) | |
911 | return 0; | |
912 | ||
59db06f1 MC |
913 | /* |
914 | * We attempt to read some data on the client side which we expect to fail. | |
915 | * This will ensure we have received the NewSessionTicket in TLSv1.3 where | |
36ff232c | 916 | * appropriate. We do this twice because there are 2 NewSesionTickets. |
59db06f1 | 917 | */ |
36ff232c MC |
918 | for (i = 0; i < 2; i++) { |
919 | if (SSL_read_ex(clientssl, &buf, sizeof(buf), &readbytes) > 0) { | |
920 | if (!TEST_ulong_eq(readbytes, 0)) | |
921 | return 0; | |
922 | } else if (!TEST_int_eq(SSL_get_error(clientssl, 0), | |
923 | SSL_ERROR_WANT_READ)) { | |
59db06f1 | 924 | return 0; |
36ff232c | 925 | } |
59db06f1 MC |
926 | } |
927 | ||
2cb4b5f6 | 928 | return 1; |
2cb4b5f6 | 929 | } |
ca8c71ba MC |
930 | |
931 | void shutdown_ssl_connection(SSL *serverssl, SSL *clientssl) | |
932 | { | |
933 | SSL_shutdown(clientssl); | |
934 | SSL_shutdown(serverssl); | |
935 | SSL_free(serverssl); | |
936 | SSL_free(clientssl); | |
937 | } |