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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 | 27 | |
5c8b7b4c KT |
28 | static ossl_inline void ossl_sleep(unsigned int millis) |
29 | { | |
30 | # ifdef OPENSSL_SYS_VXWORKS | |
31 | struct timespec ts; | |
32 | ts.tv_sec = (long int) (millis / 1000); | |
33 | ts.tv_nsec = (long int) (millis % 1000) * 1000000ul; | |
34 | nanosleep(&ts, NULL); | |
35 | # else | |
61e96557 | 36 | usleep(millis * 1000); |
5c8b7b4c | 37 | # endif |
61e96557 MC |
38 | } |
39 | #elif defined(_WIN32) | |
40 | # include <windows.h> | |
41 | ||
5c8b7b4c KT |
42 | static ossl_inline void ossl_sleep(unsigned int millis) |
43 | { | |
61e96557 MC |
44 | Sleep(millis); |
45 | } | |
46 | #else | |
47 | /* Fallback to a busy wait */ | |
5c8b7b4c KT |
48 | static ossl_inline void ossl_sleep(unsigned int millis) |
49 | { | |
61e96557 MC |
50 | struct timeval start, now; |
51 | unsigned int elapsedms; | |
52 | ||
53 | gettimeofday(&start, NULL); | |
54 | do { | |
55 | gettimeofday(&now, NULL); | |
56 | elapsedms = (((now.tv_sec - start.tv_sec) * 1000000) | |
57 | + now.tv_usec - start.tv_usec) / 1000; | |
58 | } while (elapsedms < millis); | |
59 | } | |
60 | #endif | |
2cb4b5f6 | 61 | |
d9a2e90b MC |
62 | static int tls_dump_new(BIO *bi); |
63 | static int tls_dump_free(BIO *a); | |
64 | static int tls_dump_read(BIO *b, char *out, int outl); | |
65 | static int tls_dump_write(BIO *b, const char *in, int inl); | |
66 | static long tls_dump_ctrl(BIO *b, int cmd, long num, void *ptr); | |
67 | static int tls_dump_gets(BIO *bp, char *buf, int size); | |
68 | static int tls_dump_puts(BIO *bp, const char *str); | |
69 | ||
70 | /* Choose a sufficiently large type likely to be unused for this custom BIO */ | |
8ed9a266 RS |
71 | #define BIO_TYPE_TLS_DUMP_FILTER (0x80 | BIO_TYPE_FILTER) |
72 | #define BIO_TYPE_MEMPACKET_TEST 0x81 | |
d9a2e90b MC |
73 | |
74 | static BIO_METHOD *method_tls_dump = NULL; | |
8ed9a266 | 75 | static BIO_METHOD *meth_mem = NULL; |
d9a2e90b MC |
76 | |
77 | /* Note: Not thread safe! */ | |
78 | const BIO_METHOD *bio_f_tls_dump_filter(void) | |
79 | { | |
80 | if (method_tls_dump == NULL) { | |
81 | method_tls_dump = BIO_meth_new(BIO_TYPE_TLS_DUMP_FILTER, | |
82 | "TLS dump filter"); | |
83 | if ( method_tls_dump == NULL | |
84 | || !BIO_meth_set_write(method_tls_dump, tls_dump_write) | |
85 | || !BIO_meth_set_read(method_tls_dump, tls_dump_read) | |
86 | || !BIO_meth_set_puts(method_tls_dump, tls_dump_puts) | |
87 | || !BIO_meth_set_gets(method_tls_dump, tls_dump_gets) | |
88 | || !BIO_meth_set_ctrl(method_tls_dump, tls_dump_ctrl) | |
89 | || !BIO_meth_set_create(method_tls_dump, tls_dump_new) | |
90 | || !BIO_meth_set_destroy(method_tls_dump, tls_dump_free)) | |
91 | return NULL; | |
92 | } | |
93 | return method_tls_dump; | |
94 | } | |
95 | ||
96 | void bio_f_tls_dump_filter_free(void) | |
97 | { | |
98 | BIO_meth_free(method_tls_dump); | |
99 | } | |
100 | ||
101 | static int tls_dump_new(BIO *bio) | |
102 | { | |
103 | BIO_set_init(bio, 1); | |
104 | return 1; | |
105 | } | |
106 | ||
107 | static int tls_dump_free(BIO *bio) | |
108 | { | |
109 | BIO_set_init(bio, 0); | |
110 | ||
111 | return 1; | |
112 | } | |
113 | ||
114 | static void copy_flags(BIO *bio) | |
115 | { | |
116 | int flags; | |
117 | BIO *next = BIO_next(bio); | |
118 | ||
119 | flags = BIO_test_flags(next, BIO_FLAGS_SHOULD_RETRY | BIO_FLAGS_RWS); | |
120 | BIO_clear_flags(bio, BIO_FLAGS_SHOULD_RETRY | BIO_FLAGS_RWS); | |
121 | BIO_set_flags(bio, flags); | |
122 | } | |
123 | ||
124 | #define RECORD_CONTENT_TYPE 0 | |
125 | #define RECORD_VERSION_HI 1 | |
126 | #define RECORD_VERSION_LO 2 | |
127 | #define RECORD_EPOCH_HI 3 | |
128 | #define RECORD_EPOCH_LO 4 | |
129 | #define RECORD_SEQUENCE_START 5 | |
130 | #define RECORD_SEQUENCE_END 10 | |
131 | #define RECORD_LEN_HI 11 | |
132 | #define RECORD_LEN_LO 12 | |
133 | ||
134 | #define MSG_TYPE 0 | |
135 | #define MSG_LEN_HI 1 | |
136 | #define MSG_LEN_MID 2 | |
137 | #define MSG_LEN_LO 3 | |
138 | #define MSG_SEQ_HI 4 | |
139 | #define MSG_SEQ_LO 5 | |
140 | #define MSG_FRAG_OFF_HI 6 | |
141 | #define MSG_FRAG_OFF_MID 7 | |
142 | #define MSG_FRAG_OFF_LO 8 | |
143 | #define MSG_FRAG_LEN_HI 9 | |
144 | #define MSG_FRAG_LEN_MID 10 | |
145 | #define MSG_FRAG_LEN_LO 11 | |
146 | ||
147 | ||
148 | static void dump_data(const char *data, int len) | |
149 | { | |
150 | int rem, i, content, reclen, msglen, fragoff, fraglen, epoch; | |
151 | unsigned char *rec; | |
152 | ||
153 | printf("---- START OF PACKET ----\n"); | |
154 | ||
155 | rem = len; | |
156 | rec = (unsigned char *)data; | |
157 | ||
158 | while (rem > 0) { | |
159 | if (rem != len) | |
160 | printf("*\n"); | |
161 | printf("*---- START OF RECORD ----\n"); | |
162 | if (rem < DTLS1_RT_HEADER_LENGTH) { | |
163 | printf("*---- RECORD TRUNCATED ----\n"); | |
164 | break; | |
165 | } | |
166 | content = rec[RECORD_CONTENT_TYPE]; | |
167 | printf("** Record Content-type: %d\n", content); | |
168 | printf("** Record Version: %02x%02x\n", | |
169 | rec[RECORD_VERSION_HI], rec[RECORD_VERSION_LO]); | |
170 | epoch = (rec[RECORD_EPOCH_HI] << 8) | rec[RECORD_EPOCH_LO]; | |
171 | printf("** Record Epoch: %d\n", epoch); | |
172 | printf("** Record Sequence: "); | |
173 | for (i = RECORD_SEQUENCE_START; i <= RECORD_SEQUENCE_END; i++) | |
174 | printf("%02x", rec[i]); | |
175 | reclen = (rec[RECORD_LEN_HI] << 8) | rec[RECORD_LEN_LO]; | |
176 | printf("\n** Record Length: %d\n", reclen); | |
177 | ||
178 | /* Now look at message */ | |
179 | rec += DTLS1_RT_HEADER_LENGTH; | |
180 | rem -= DTLS1_RT_HEADER_LENGTH; | |
181 | if (content == SSL3_RT_HANDSHAKE) { | |
182 | printf("**---- START OF HANDSHAKE MESSAGE FRAGMENT ----\n"); | |
183 | if (epoch > 0) { | |
184 | printf("**---- HANDSHAKE MESSAGE FRAGMENT ENCRYPTED ----\n"); | |
185 | } else if (rem < DTLS1_HM_HEADER_LENGTH | |
186 | || reclen < DTLS1_HM_HEADER_LENGTH) { | |
187 | printf("**---- HANDSHAKE MESSAGE FRAGMENT TRUNCATED ----\n"); | |
188 | } else { | |
189 | printf("*** Message Type: %d\n", rec[MSG_TYPE]); | |
190 | msglen = (rec[MSG_LEN_HI] << 16) | (rec[MSG_LEN_MID] << 8) | |
191 | | rec[MSG_LEN_LO]; | |
192 | printf("*** Message Length: %d\n", msglen); | |
193 | printf("*** Message sequence: %d\n", | |
194 | (rec[MSG_SEQ_HI] << 8) | rec[MSG_SEQ_LO]); | |
195 | fragoff = (rec[MSG_FRAG_OFF_HI] << 16) | |
196 | | (rec[MSG_FRAG_OFF_MID] << 8) | |
197 | | rec[MSG_FRAG_OFF_LO]; | |
198 | printf("*** Message Fragment offset: %d\n", fragoff); | |
199 | fraglen = (rec[MSG_FRAG_LEN_HI] << 16) | |
200 | | (rec[MSG_FRAG_LEN_MID] << 8) | |
201 | | rec[MSG_FRAG_LEN_LO]; | |
202 | printf("*** Message Fragment len: %d\n", fraglen); | |
203 | if (fragoff + fraglen > msglen) | |
204 | printf("***---- HANDSHAKE MESSAGE FRAGMENT INVALID ----\n"); | |
28b86f31 | 205 | else if (reclen < fraglen) |
d9a2e90b MC |
206 | printf("**---- HANDSHAKE MESSAGE FRAGMENT TRUNCATED ----\n"); |
207 | else | |
208 | printf("**---- END OF HANDSHAKE MESSAGE FRAGMENT ----\n"); | |
209 | } | |
210 | } | |
211 | if (rem < reclen) { | |
212 | printf("*---- RECORD TRUNCATED ----\n"); | |
213 | rem = 0; | |
214 | } else { | |
215 | rec += reclen; | |
216 | rem -= reclen; | |
217 | printf("*---- END OF RECORD ----\n"); | |
218 | } | |
219 | } | |
220 | printf("---- END OF PACKET ----\n\n"); | |
221 | fflush(stdout); | |
222 | } | |
223 | ||
224 | static int tls_dump_read(BIO *bio, char *out, int outl) | |
225 | { | |
226 | int ret; | |
227 | BIO *next = BIO_next(bio); | |
228 | ||
229 | ret = BIO_read(next, out, outl); | |
230 | copy_flags(bio); | |
231 | ||
232 | if (ret > 0) { | |
233 | dump_data(out, ret); | |
234 | } | |
235 | ||
236 | return ret; | |
237 | } | |
238 | ||
239 | static int tls_dump_write(BIO *bio, const char *in, int inl) | |
240 | { | |
241 | int ret; | |
242 | BIO *next = BIO_next(bio); | |
243 | ||
244 | ret = BIO_write(next, in, inl); | |
245 | copy_flags(bio); | |
246 | ||
247 | return ret; | |
248 | } | |
249 | ||
250 | static long tls_dump_ctrl(BIO *bio, int cmd, long num, void *ptr) | |
251 | { | |
252 | long ret; | |
253 | BIO *next = BIO_next(bio); | |
254 | ||
255 | if (next == NULL) | |
256 | return 0; | |
257 | ||
258 | switch (cmd) { | |
259 | case BIO_CTRL_DUP: | |
260 | ret = 0L; | |
261 | break; | |
262 | default: | |
263 | ret = BIO_ctrl(next, cmd, num, ptr); | |
264 | break; | |
265 | } | |
266 | return ret; | |
267 | } | |
268 | ||
269 | static int tls_dump_gets(BIO *bio, char *buf, int size) | |
270 | { | |
271 | /* We don't support this - not needed anyway */ | |
272 | return -1; | |
273 | } | |
274 | ||
275 | static int tls_dump_puts(BIO *bio, const char *str) | |
276 | { | |
277 | return tls_dump_write(bio, str, strlen(str)); | |
278 | } | |
279 | ||
d82dec40 | 280 | |
0556f2aa | 281 | struct mempacket_st { |
d82dec40 MC |
282 | unsigned char *data; |
283 | int len; | |
284 | unsigned int num; | |
285 | unsigned int type; | |
0556f2aa | 286 | }; |
d82dec40 | 287 | |
d82dec40 MC |
288 | static void mempacket_free(MEMPACKET *pkt) |
289 | { | |
290 | if (pkt->data != NULL) | |
291 | OPENSSL_free(pkt->data); | |
292 | OPENSSL_free(pkt); | |
293 | } | |
294 | ||
295 | typedef struct mempacket_test_ctx_st { | |
296 | STACK_OF(MEMPACKET) *pkts; | |
297 | unsigned int epoch; | |
298 | unsigned int currrec; | |
299 | unsigned int currpkt; | |
300 | unsigned int lastpkt; | |
61e96557 | 301 | unsigned int injected; |
d82dec40 | 302 | unsigned int noinject; |
61e96557 MC |
303 | unsigned int dropepoch; |
304 | int droprec; | |
f1358634 | 305 | int duprec; |
d82dec40 MC |
306 | } MEMPACKET_TEST_CTX; |
307 | ||
308 | static int mempacket_test_new(BIO *bi); | |
309 | static int mempacket_test_free(BIO *a); | |
310 | static int mempacket_test_read(BIO *b, char *out, int outl); | |
311 | static int mempacket_test_write(BIO *b, const char *in, int inl); | |
312 | static long mempacket_test_ctrl(BIO *b, int cmd, long num, void *ptr); | |
313 | static int mempacket_test_gets(BIO *bp, char *buf, int size); | |
314 | static int mempacket_test_puts(BIO *bp, const char *str); | |
315 | ||
316 | const BIO_METHOD *bio_s_mempacket_test(void) | |
317 | { | |
8ed9a266 RS |
318 | if (meth_mem == NULL) { |
319 | if (!TEST_ptr(meth_mem = BIO_meth_new(BIO_TYPE_MEMPACKET_TEST, | |
320 | "Mem Packet Test")) | |
321 | || !TEST_true(BIO_meth_set_write(meth_mem, mempacket_test_write)) | |
322 | || !TEST_true(BIO_meth_set_read(meth_mem, mempacket_test_read)) | |
323 | || !TEST_true(BIO_meth_set_puts(meth_mem, mempacket_test_puts)) | |
324 | || !TEST_true(BIO_meth_set_gets(meth_mem, mempacket_test_gets)) | |
325 | || !TEST_true(BIO_meth_set_ctrl(meth_mem, mempacket_test_ctrl)) | |
326 | || !TEST_true(BIO_meth_set_create(meth_mem, mempacket_test_new)) | |
327 | || !TEST_true(BIO_meth_set_destroy(meth_mem, mempacket_test_free))) | |
d82dec40 MC |
328 | return NULL; |
329 | } | |
8ed9a266 | 330 | return meth_mem; |
d82dec40 MC |
331 | } |
332 | ||
333 | void bio_s_mempacket_test_free(void) | |
334 | { | |
8ed9a266 | 335 | BIO_meth_free(meth_mem); |
d82dec40 MC |
336 | } |
337 | ||
338 | static int mempacket_test_new(BIO *bio) | |
339 | { | |
8ed9a266 | 340 | MEMPACKET_TEST_CTX *ctx; |
bd91e3c8 | 341 | |
8ed9a266 | 342 | if (!TEST_ptr(ctx = OPENSSL_zalloc(sizeof(*ctx)))) |
d82dec40 | 343 | return 0; |
8ed9a266 | 344 | if (!TEST_ptr(ctx->pkts = sk_MEMPACKET_new_null())) { |
d82dec40 MC |
345 | OPENSSL_free(ctx); |
346 | return 0; | |
347 | } | |
61e96557 MC |
348 | ctx->dropepoch = 0; |
349 | ctx->droprec = -1; | |
d82dec40 MC |
350 | BIO_set_init(bio, 1); |
351 | BIO_set_data(bio, ctx); | |
352 | return 1; | |
353 | } | |
354 | ||
355 | static int mempacket_test_free(BIO *bio) | |
356 | { | |
357 | MEMPACKET_TEST_CTX *ctx = BIO_get_data(bio); | |
358 | ||
359 | sk_MEMPACKET_pop_free(ctx->pkts, mempacket_free); | |
360 | OPENSSL_free(ctx); | |
361 | BIO_set_data(bio, NULL); | |
362 | BIO_set_init(bio, 0); | |
d82dec40 MC |
363 | return 1; |
364 | } | |
365 | ||
366 | /* Record Header values */ | |
61e96557 MC |
367 | #define EPOCH_HI 3 |
368 | #define EPOCH_LO 4 | |
d82dec40 MC |
369 | #define RECORD_SEQUENCE 10 |
370 | #define RECORD_LEN_HI 11 | |
371 | #define RECORD_LEN_LO 12 | |
372 | ||
373 | #define STANDARD_PACKET 0 | |
374 | ||
375 | static int mempacket_test_read(BIO *bio, char *out, int outl) | |
376 | { | |
377 | MEMPACKET_TEST_CTX *ctx = BIO_get_data(bio); | |
378 | MEMPACKET *thispkt; | |
379 | unsigned char *rec; | |
380 | int rem; | |
381 | unsigned int seq, offset, len, epoch; | |
382 | ||
383 | BIO_clear_retry_flags(bio); | |
d82dec40 MC |
384 | thispkt = sk_MEMPACKET_value(ctx->pkts, 0); |
385 | if (thispkt == NULL || thispkt->num != ctx->currpkt) { | |
386 | /* Probably run out of data */ | |
387 | BIO_set_retry_read(bio); | |
388 | return -1; | |
389 | } | |
1c288878 | 390 | (void)sk_MEMPACKET_shift(ctx->pkts); |
d82dec40 MC |
391 | ctx->currpkt++; |
392 | ||
393 | if (outl > thispkt->len) | |
394 | outl = thispkt->len; | |
395 | ||
61e96557 MC |
396 | if (thispkt->type != INJECT_PACKET_IGNORE_REC_SEQ |
397 | && (ctx->injected || ctx->droprec >= 0)) { | |
d82dec40 MC |
398 | /* |
399 | * Overwrite the record sequence number. We strictly number them in | |
400 | * the order received. Since we are actually a reliable transport | |
401 | * we know that there won't be any re-ordering. We overwrite to deal | |
402 | * with any packets that have been injected | |
403 | */ | |
61e96557 | 404 | for (rem = thispkt->len, rec = thispkt->data; rem > 0; rem -= len) { |
8ed9a266 | 405 | if (rem < DTLS1_RT_HEADER_LENGTH) |
d82dec40 | 406 | return -1; |
d82dec40 MC |
407 | epoch = (rec[EPOCH_HI] << 8) | rec[EPOCH_LO]; |
408 | if (epoch != ctx->epoch) { | |
409 | ctx->epoch = epoch; | |
410 | ctx->currrec = 0; | |
411 | } | |
412 | seq = ctx->currrec; | |
413 | offset = 0; | |
414 | do { | |
415 | rec[RECORD_SEQUENCE - offset] = seq & 0xFF; | |
416 | seq >>= 8; | |
417 | offset++; | |
418 | } while (seq > 0); | |
d82dec40 MC |
419 | |
420 | len = ((rec[RECORD_LEN_HI] << 8) | rec[RECORD_LEN_LO]) | |
421 | + DTLS1_RT_HEADER_LENGTH; | |
61e96557 MC |
422 | if (rem < (int)len) |
423 | return -1; | |
424 | if (ctx->droprec == (int)ctx->currrec && ctx->dropepoch == epoch) { | |
425 | if (rem > (int)len) | |
426 | memmove(rec, rec + len, rem - len); | |
427 | outl -= len; | |
428 | ctx->droprec = -1; | |
429 | if (outl == 0) | |
430 | BIO_set_retry_read(bio); | |
431 | } else { | |
432 | rec += len; | |
433 | } | |
434 | ||
435 | ctx->currrec++; | |
d82dec40 MC |
436 | } |
437 | } | |
438 | ||
439 | memcpy(out, thispkt->data, outl); | |
d82dec40 | 440 | mempacket_free(thispkt); |
d82dec40 MC |
441 | return outl; |
442 | } | |
443 | ||
444 | int mempacket_test_inject(BIO *bio, const char *in, int inl, int pktnum, | |
445 | int type) | |
446 | { | |
447 | MEMPACKET_TEST_CTX *ctx = BIO_get_data(bio); | |
f1358634 | 448 | MEMPACKET *thispkt = NULL, *looppkt, *nextpkt, *allpkts[3]; |
760e2d60 | 449 | int i, duprec; |
f1358634 MC |
450 | const unsigned char *inu = (const unsigned char *)in; |
451 | size_t len = ((inu[RECORD_LEN_HI] << 8) | inu[RECORD_LEN_LO]) | |
452 | + DTLS1_RT_HEADER_LENGTH; | |
d82dec40 MC |
453 | |
454 | if (ctx == NULL) | |
455 | return -1; | |
456 | ||
f1358634 MC |
457 | if ((size_t)inl < len) |
458 | return -1; | |
459 | ||
460 | if ((size_t)inl == len) | |
461 | duprec = 0; | |
760e2d60 F |
462 | else |
463 | duprec = ctx->duprec > 0; | |
f1358634 MC |
464 | |
465 | /* We don't support arbitrary injection when duplicating records */ | |
466 | if (duprec && pktnum != -1) | |
467 | return -1; | |
468 | ||
d82dec40 MC |
469 | /* We only allow injection before we've started writing any data */ |
470 | if (pktnum >= 0) { | |
471 | if (ctx->noinject) | |
472 | return -1; | |
61e96557 | 473 | ctx->injected = 1; |
d82dec40 MC |
474 | } else { |
475 | ctx->noinject = 1; | |
476 | } | |
477 | ||
f1358634 MC |
478 | for (i = 0; i < (duprec ? 3 : 1); i++) { |
479 | if (!TEST_ptr(allpkts[i] = OPENSSL_malloc(sizeof(*thispkt)))) | |
480 | goto err; | |
481 | thispkt = allpkts[i]; | |
d82dec40 | 482 | |
f1358634 MC |
483 | if (!TEST_ptr(thispkt->data = OPENSSL_malloc(inl))) |
484 | goto err; | |
485 | /* | |
486 | * If we are duplicating the packet, we duplicate it three times. The | |
487 | * first two times we drop the first record if there are more than one. | |
488 | * In this way we know that libssl will not be able to make progress | |
489 | * until it receives the last packet, and hence will be forced to | |
490 | * buffer these records. | |
491 | */ | |
492 | if (duprec && i != 2) { | |
493 | memcpy(thispkt->data, in + len, inl - len); | |
494 | thispkt->len = inl - len; | |
495 | } else { | |
496 | memcpy(thispkt->data, in, inl); | |
497 | thispkt->len = inl; | |
498 | } | |
499 | thispkt->num = (pktnum >= 0) ? (unsigned int)pktnum : ctx->lastpkt + i; | |
500 | thispkt->type = type; | |
501 | } | |
d82dec40 MC |
502 | |
503 | for(i = 0; (looppkt = sk_MEMPACKET_value(ctx->pkts, i)) != NULL; i++) { | |
504 | /* Check if we found the right place to insert this packet */ | |
505 | if (looppkt->num > thispkt->num) { | |
f1358634 MC |
506 | if (sk_MEMPACKET_insert(ctx->pkts, thispkt, i) == 0) |
507 | goto err; | |
d82dec40 MC |
508 | /* If we're doing up front injection then we're done */ |
509 | if (pktnum >= 0) | |
510 | return inl; | |
511 | /* | |
512 | * We need to do some accounting on lastpkt. We increment it first, | |
513 | * but it might now equal the value of injected packets, so we need | |
514 | * to skip over those | |
515 | */ | |
516 | ctx->lastpkt++; | |
517 | do { | |
518 | i++; | |
519 | nextpkt = sk_MEMPACKET_value(ctx->pkts, i); | |
520 | if (nextpkt != NULL && nextpkt->num == ctx->lastpkt) | |
521 | ctx->lastpkt++; | |
522 | else | |
523 | return inl; | |
524 | } while(1); | |
28b86f31 | 525 | } else if (looppkt->num == thispkt->num) { |
d82dec40 MC |
526 | if (!ctx->noinject) { |
527 | /* We injected two packets with the same packet number! */ | |
f1358634 | 528 | goto err; |
d82dec40 MC |
529 | } |
530 | ctx->lastpkt++; | |
531 | thispkt->num++; | |
532 | } | |
533 | } | |
534 | /* | |
535 | * We didn't find any packets with a packet number equal to or greater than | |
536 | * this one, so we just add it onto the end | |
537 | */ | |
f1358634 MC |
538 | for (i = 0; i < (duprec ? 3 : 1); i++) { |
539 | thispkt = allpkts[i]; | |
540 | if (!sk_MEMPACKET_push(ctx->pkts, thispkt)) | |
541 | goto err; | |
d82dec40 | 542 | |
f1358634 MC |
543 | if (pktnum < 0) |
544 | ctx->lastpkt++; | |
545 | } | |
d82dec40 MC |
546 | |
547 | return inl; | |
f1358634 MC |
548 | |
549 | err: | |
550 | for (i = 0; i < (ctx->duprec > 0 ? 3 : 1); i++) | |
551 | mempacket_free(allpkts[i]); | |
552 | return -1; | |
d82dec40 MC |
553 | } |
554 | ||
555 | static int mempacket_test_write(BIO *bio, const char *in, int inl) | |
556 | { | |
557 | return mempacket_test_inject(bio, in, inl, -1, STANDARD_PACKET); | |
558 | } | |
559 | ||
560 | static long mempacket_test_ctrl(BIO *bio, int cmd, long num, void *ptr) | |
561 | { | |
562 | long ret = 1; | |
563 | MEMPACKET_TEST_CTX *ctx = BIO_get_data(bio); | |
564 | MEMPACKET *thispkt; | |
565 | ||
566 | switch (cmd) { | |
567 | case BIO_CTRL_EOF: | |
568 | ret = (long)(sk_MEMPACKET_num(ctx->pkts) == 0); | |
569 | break; | |
570 | case BIO_CTRL_GET_CLOSE: | |
571 | ret = BIO_get_shutdown(bio); | |
572 | break; | |
573 | case BIO_CTRL_SET_CLOSE: | |
574 | BIO_set_shutdown(bio, (int)num); | |
575 | break; | |
576 | case BIO_CTRL_WPENDING: | |
577 | ret = 0L; | |
578 | break; | |
579 | case BIO_CTRL_PENDING: | |
580 | thispkt = sk_MEMPACKET_value(ctx->pkts, 0); | |
581 | if (thispkt == NULL) | |
582 | ret = 0; | |
583 | else | |
584 | ret = thispkt->len; | |
585 | break; | |
586 | case BIO_CTRL_FLUSH: | |
587 | ret = 1; | |
588 | break; | |
61e96557 MC |
589 | case MEMPACKET_CTRL_SET_DROP_EPOCH: |
590 | ctx->dropepoch = (unsigned int)num; | |
591 | break; | |
592 | case MEMPACKET_CTRL_SET_DROP_REC: | |
593 | ctx->droprec = (int)num; | |
594 | break; | |
595 | case MEMPACKET_CTRL_GET_DROP_REC: | |
596 | ret = ctx->droprec; | |
597 | break; | |
f1358634 MC |
598 | case MEMPACKET_CTRL_SET_DUPLICATE_REC: |
599 | ctx->duprec = (int)num; | |
600 | break; | |
d82dec40 MC |
601 | case BIO_CTRL_RESET: |
602 | case BIO_CTRL_DUP: | |
603 | case BIO_CTRL_PUSH: | |
604 | case BIO_CTRL_POP: | |
605 | default: | |
606 | ret = 0; | |
607 | break; | |
608 | } | |
609 | return ret; | |
610 | } | |
611 | ||
612 | static int mempacket_test_gets(BIO *bio, char *buf, int size) | |
613 | { | |
614 | /* We don't support this - not needed anyway */ | |
615 | return -1; | |
616 | } | |
617 | ||
618 | static int mempacket_test_puts(BIO *bio, const char *str) | |
619 | { | |
620 | return mempacket_test_write(bio, str, strlen(str)); | |
621 | } | |
622 | ||
2cb4b5f6 | 623 | int create_ssl_ctx_pair(const SSL_METHOD *sm, const SSL_METHOD *cm, |
7d7f6834 | 624 | int min_proto_version, int max_proto_version, |
2cb4b5f6 MC |
625 | SSL_CTX **sctx, SSL_CTX **cctx, char *certfile, |
626 | char *privkeyfile) | |
627 | { | |
628 | SSL_CTX *serverctx = NULL; | |
629 | SSL_CTX *clientctx = NULL; | |
630 | ||
8ed9a266 | 631 | if (!TEST_ptr(serverctx = SSL_CTX_new(sm)) |
bb01ef3f | 632 | || (cctx != NULL && !TEST_ptr(clientctx = SSL_CTX_new(cm)))) |
2cb4b5f6 | 633 | goto err; |
2cb4b5f6 | 634 | |
7d7f6834 RL |
635 | if ((min_proto_version > 0 |
636 | && !TEST_true(SSL_CTX_set_min_proto_version(serverctx, | |
637 | min_proto_version))) | |
638 | || (max_proto_version > 0 | |
639 | && !TEST_true(SSL_CTX_set_max_proto_version(serverctx, | |
640 | max_proto_version)))) | |
641 | goto err; | |
642 | if (clientctx != NULL | |
643 | && ((min_proto_version > 0 | |
6021d8ec | 644 | && !TEST_true(SSL_CTX_set_min_proto_version(clientctx, |
7d7f6834 RL |
645 | min_proto_version))) |
646 | || (max_proto_version > 0 | |
6021d8ec | 647 | && !TEST_true(SSL_CTX_set_max_proto_version(clientctx, |
7d7f6834 RL |
648 | max_proto_version))))) |
649 | goto err; | |
650 | ||
0d8da779 MC |
651 | if (certfile != NULL && privkeyfile != NULL) { |
652 | if (!TEST_int_eq(SSL_CTX_use_certificate_file(serverctx, certfile, | |
653 | SSL_FILETYPE_PEM), 1) | |
654 | || !TEST_int_eq(SSL_CTX_use_PrivateKey_file(serverctx, | |
655 | privkeyfile, | |
656 | SSL_FILETYPE_PEM), 1) | |
657 | || !TEST_int_eq(SSL_CTX_check_private_key(serverctx), 1)) | |
658 | goto err; | |
659 | } | |
2cb4b5f6 | 660 | |
c5a56992 AP |
661 | #ifndef OPENSSL_NO_DH |
662 | SSL_CTX_set_dh_auto(serverctx, 1); | |
663 | #endif | |
664 | ||
2cb4b5f6 | 665 | *sctx = serverctx; |
bb01ef3f MC |
666 | if (cctx != NULL) |
667 | *cctx = clientctx; | |
2cb4b5f6 | 668 | return 1; |
8ed9a266 | 669 | |
2cb4b5f6 MC |
670 | err: |
671 | SSL_CTX_free(serverctx); | |
672 | SSL_CTX_free(clientctx); | |
673 | return 0; | |
674 | } | |
675 | ||
9970290e | 676 | #define MAXLOOPS 1000000 |
2cb4b5f6 | 677 | |
5e9072ed | 678 | #if !defined(OPENSSL_NO_KTLS) && !defined(OPENSSL_NO_SOCK) |
fe5d9450 BP |
679 | static int set_nb(int fd) |
680 | { | |
681 | int flags; | |
682 | ||
683 | flags = fcntl(fd,F_GETFL,0); | |
684 | if (flags == -1) | |
685 | return flags; | |
686 | flags = fcntl(fd, F_SETFL, flags | O_NONBLOCK); | |
687 | return flags; | |
688 | } | |
689 | ||
690 | int create_test_sockets(int *cfd, int *sfd) | |
691 | { | |
692 | struct sockaddr_in sin; | |
693 | const char *host = "127.0.0.1"; | |
694 | int cfd_connected = 0, ret = 0; | |
695 | socklen_t slen = sizeof(sin); | |
696 | int afd = -1; | |
697 | ||
698 | *cfd = -1; | |
699 | *sfd = -1; | |
700 | ||
701 | memset ((char *) &sin, 0, sizeof(sin)); | |
702 | sin.sin_family = AF_INET; | |
703 | sin.sin_addr.s_addr = inet_addr(host); | |
704 | ||
705 | afd = socket(AF_INET, SOCK_STREAM, 0); | |
706 | if (afd < 0) | |
707 | return 0; | |
708 | ||
709 | if (bind(afd, (struct sockaddr*)&sin, sizeof(sin)) < 0) | |
710 | goto out; | |
711 | ||
712 | if (getsockname(afd, (struct sockaddr*)&sin, &slen) < 0) | |
713 | goto out; | |
714 | ||
715 | if (listen(afd, 1) < 0) | |
716 | goto out; | |
717 | ||
718 | *cfd = socket(AF_INET, SOCK_STREAM, 0); | |
719 | if (*cfd < 0) | |
720 | goto out; | |
721 | ||
722 | if (set_nb(afd) == -1) | |
723 | goto out; | |
724 | ||
725 | while (*sfd == -1 || !cfd_connected ) { | |
726 | *sfd = accept(afd, NULL, 0); | |
727 | if (*sfd == -1 && errno != EAGAIN) | |
728 | goto out; | |
729 | ||
730 | if (!cfd_connected && connect(*cfd, (struct sockaddr*)&sin, sizeof(sin)) < 0) | |
731 | goto out; | |
732 | else | |
733 | cfd_connected = 1; | |
734 | } | |
735 | ||
736 | if (set_nb(*cfd) == -1 || set_nb(*sfd) == -1) | |
737 | goto out; | |
738 | ret = 1; | |
739 | goto success; | |
740 | ||
741 | out: | |
742 | if (*cfd != -1) | |
743 | close(*cfd); | |
744 | if (*sfd != -1) | |
745 | close(*sfd); | |
746 | success: | |
747 | if (afd != -1) | |
748 | close(afd); | |
749 | return ret; | |
750 | } | |
fe5d9450 BP |
751 | |
752 | int create_ssl_objects2(SSL_CTX *serverctx, SSL_CTX *clientctx, SSL **sssl, | |
753 | SSL **cssl, int sfd, int cfd) | |
754 | { | |
755 | SSL *serverssl = NULL, *clientssl = NULL; | |
756 | BIO *s_to_c_bio = NULL, *c_to_s_bio = NULL; | |
757 | ||
758 | if (*sssl != NULL) | |
759 | serverssl = *sssl; | |
760 | else if (!TEST_ptr(serverssl = SSL_new(serverctx))) | |
761 | goto error; | |
762 | if (*cssl != NULL) | |
763 | clientssl = *cssl; | |
764 | else if (!TEST_ptr(clientssl = SSL_new(clientctx))) | |
765 | goto error; | |
766 | ||
767 | if (!TEST_ptr(s_to_c_bio = BIO_new_socket(sfd, BIO_NOCLOSE)) | |
768 | || !TEST_ptr(c_to_s_bio = BIO_new_socket(cfd, BIO_NOCLOSE))) | |
769 | goto error; | |
770 | ||
771 | SSL_set_bio(clientssl, c_to_s_bio, c_to_s_bio); | |
772 | SSL_set_bio(serverssl, s_to_c_bio, s_to_c_bio); | |
773 | *sssl = serverssl; | |
774 | *cssl = clientssl; | |
775 | return 1; | |
776 | ||
777 | error: | |
778 | SSL_free(serverssl); | |
779 | SSL_free(clientssl); | |
780 | BIO_free(s_to_c_bio); | |
781 | BIO_free(c_to_s_bio); | |
782 | return 0; | |
783 | } | |
5e9072ed | 784 | #endif |
fe5d9450 | 785 | |
2cb4b5f6 MC |
786 | /* |
787 | * NOTE: Transfers control of the BIOs - this function will free them on error | |
788 | */ | |
b4982125 | 789 | int create_ssl_objects(SSL_CTX *serverctx, SSL_CTX *clientctx, SSL **sssl, |
2cb4b5f6 MC |
790 | SSL **cssl, BIO *s_to_c_fbio, BIO *c_to_s_fbio) |
791 | { | |
8ed9a266 | 792 | SSL *serverssl = NULL, *clientssl = NULL; |
2cb4b5f6 MC |
793 | BIO *s_to_c_bio = NULL, *c_to_s_bio = NULL; |
794 | ||
8ed9a266 | 795 | if (*sssl != NULL) |
eaa776da | 796 | serverssl = *sssl; |
8ed9a266 RS |
797 | else if (!TEST_ptr(serverssl = SSL_new(serverctx))) |
798 | goto error; | |
799 | if (*cssl != NULL) | |
eaa776da | 800 | clientssl = *cssl; |
8ed9a266 | 801 | else if (!TEST_ptr(clientssl = SSL_new(clientctx))) |
2cb4b5f6 | 802 | goto error; |
2cb4b5f6 | 803 | |
b4982125 | 804 | if (SSL_is_dtls(clientssl)) { |
8ed9a266 RS |
805 | if (!TEST_ptr(s_to_c_bio = BIO_new(bio_s_mempacket_test())) |
806 | || !TEST_ptr(c_to_s_bio = BIO_new(bio_s_mempacket_test()))) | |
807 | goto error; | |
b4982125 | 808 | } else { |
8ed9a266 RS |
809 | if (!TEST_ptr(s_to_c_bio = BIO_new(BIO_s_mem())) |
810 | || !TEST_ptr(c_to_s_bio = BIO_new(BIO_s_mem()))) | |
811 | goto error; | |
2cb4b5f6 MC |
812 | } |
813 | ||
8ed9a266 RS |
814 | if (s_to_c_fbio != NULL |
815 | && !TEST_ptr(s_to_c_bio = BIO_push(s_to_c_fbio, s_to_c_bio))) | |
816 | goto error; | |
817 | if (c_to_s_fbio != NULL | |
818 | && !TEST_ptr(c_to_s_bio = BIO_push(c_to_s_fbio, c_to_s_bio))) | |
2cb4b5f6 | 819 | goto error; |
2cb4b5f6 MC |
820 | |
821 | /* Set Non-blocking IO behaviour */ | |
822 | BIO_set_mem_eof_return(s_to_c_bio, -1); | |
823 | BIO_set_mem_eof_return(c_to_s_bio, -1); | |
824 | ||
825 | /* Up ref these as we are passing them to two SSL objects */ | |
8ed9a266 | 826 | SSL_set_bio(serverssl, c_to_s_bio, s_to_c_bio); |
2cb4b5f6 MC |
827 | BIO_up_ref(s_to_c_bio); |
828 | BIO_up_ref(c_to_s_bio); | |
2cb4b5f6 | 829 | SSL_set_bio(clientssl, s_to_c_bio, c_to_s_bio); |
b4982125 MC |
830 | *sssl = serverssl; |
831 | *cssl = clientssl; | |
b4982125 MC |
832 | return 1; |
833 | ||
834 | error: | |
835 | SSL_free(serverssl); | |
836 | SSL_free(clientssl); | |
837 | BIO_free(s_to_c_bio); | |
838 | BIO_free(c_to_s_bio); | |
839 | BIO_free(s_to_c_fbio); | |
840 | BIO_free(c_to_s_fbio); | |
841 | ||
842 | return 0; | |
843 | } | |
844 | ||
c748834f MC |
845 | /* |
846 | * Create an SSL connection, but does not ready any post-handshake | |
847 | * NewSessionTicket messages. | |
80c455d5 MC |
848 | * If |read| is set and we're using DTLS then we will attempt to SSL_read on |
849 | * the connection once we've completed one half of it, to ensure any retransmits | |
850 | * get triggered. | |
c748834f | 851 | */ |
80c455d5 MC |
852 | int create_bare_ssl_connection(SSL *serverssl, SSL *clientssl, int want, |
853 | int read) | |
b4982125 | 854 | { |
c748834f | 855 | int retc = -1, rets = -1, err, abortctr = 0; |
b4982125 | 856 | int clienterr = 0, servererr = 0; |
61e96557 | 857 | int isdtls = SSL_is_dtls(serverssl); |
b4982125 | 858 | |
2cb4b5f6 MC |
859 | do { |
860 | err = SSL_ERROR_WANT_WRITE; | |
eaa776da | 861 | while (!clienterr && retc <= 0 && err == SSL_ERROR_WANT_WRITE) { |
2cb4b5f6 MC |
862 | retc = SSL_connect(clientssl); |
863 | if (retc <= 0) | |
864 | err = SSL_get_error(clientssl, retc); | |
865 | } | |
866 | ||
eaa776da | 867 | if (!clienterr && retc <= 0 && err != SSL_ERROR_WANT_READ) { |
8ed9a266 | 868 | TEST_info("SSL_connect() failed %d, %d", retc, err); |
eaa776da | 869 | clienterr = 1; |
2cb4b5f6 | 870 | } |
8e2236ef BK |
871 | if (want != SSL_ERROR_NONE && err == want) |
872 | return 0; | |
2cb4b5f6 MC |
873 | |
874 | err = SSL_ERROR_WANT_WRITE; | |
eaa776da | 875 | while (!servererr && rets <= 0 && err == SSL_ERROR_WANT_WRITE) { |
2cb4b5f6 MC |
876 | rets = SSL_accept(serverssl); |
877 | if (rets <= 0) | |
878 | err = SSL_get_error(serverssl, rets); | |
879 | } | |
880 | ||
cd6fe29f MC |
881 | if (!servererr && rets <= 0 |
882 | && err != SSL_ERROR_WANT_READ | |
883 | && err != SSL_ERROR_WANT_X509_LOOKUP) { | |
8ed9a266 | 884 | TEST_info("SSL_accept() failed %d, %d", rets, err); |
eaa776da | 885 | servererr = 1; |
2cb4b5f6 | 886 | } |
8e2236ef BK |
887 | if (want != SSL_ERROR_NONE && err == want) |
888 | return 0; | |
eaa776da | 889 | if (clienterr && servererr) |
b4982125 | 890 | return 0; |
80c455d5 MC |
891 | if (isdtls && read) { |
892 | unsigned char buf[20]; | |
893 | ||
894 | /* Trigger any retransmits that may be appropriate */ | |
895 | if (rets > 0 && retc <= 0) { | |
896 | if (SSL_read(serverssl, buf, sizeof(buf)) > 0) { | |
897 | /* We don't expect this to succeed! */ | |
898 | TEST_info("Unexpected SSL_read() success!"); | |
899 | return 0; | |
900 | } | |
901 | } | |
902 | if (retc > 0 && rets <= 0) { | |
903 | if (SSL_read(clientssl, buf, sizeof(buf)) > 0) { | |
904 | /* We don't expect this to succeed! */ | |
905 | TEST_info("Unexpected SSL_read() success!"); | |
906 | return 0; | |
907 | } | |
908 | } | |
61e96557 | 909 | } |
2cb4b5f6 | 910 | if (++abortctr == MAXLOOPS) { |
8ed9a266 | 911 | TEST_info("No progress made"); |
b4982125 | 912 | return 0; |
2cb4b5f6 | 913 | } |
61e96557 MC |
914 | if (isdtls && abortctr <= 50 && (abortctr % 10) == 0) { |
915 | /* | |
916 | * It looks like we're just spinning. Pause for a short period to | |
917 | * give the DTLS timer a chance to do something. We only do this for | |
918 | * the first few times to prevent hangs. | |
919 | */ | |
920 | ossl_sleep(50); | |
921 | } | |
2cb4b5f6 MC |
922 | } while (retc <=0 || rets <= 0); |
923 | ||
c748834f MC |
924 | return 1; |
925 | } | |
926 | ||
927 | /* | |
928 | * Create an SSL connection including any post handshake NewSessionTicket | |
929 | * messages. | |
930 | */ | |
931 | int create_ssl_connection(SSL *serverssl, SSL *clientssl, int want) | |
932 | { | |
933 | int i; | |
934 | unsigned char buf; | |
935 | size_t readbytes; | |
936 | ||
80c455d5 | 937 | if (!create_bare_ssl_connection(serverssl, clientssl, want, 1)) |
c748834f MC |
938 | return 0; |
939 | ||
59db06f1 MC |
940 | /* |
941 | * We attempt to read some data on the client side which we expect to fail. | |
942 | * This will ensure we have received the NewSessionTicket in TLSv1.3 where | |
36ff232c | 943 | * appropriate. We do this twice because there are 2 NewSesionTickets. |
59db06f1 | 944 | */ |
36ff232c MC |
945 | for (i = 0; i < 2; i++) { |
946 | if (SSL_read_ex(clientssl, &buf, sizeof(buf), &readbytes) > 0) { | |
947 | if (!TEST_ulong_eq(readbytes, 0)) | |
948 | return 0; | |
949 | } else if (!TEST_int_eq(SSL_get_error(clientssl, 0), | |
950 | SSL_ERROR_WANT_READ)) { | |
59db06f1 | 951 | return 0; |
36ff232c | 952 | } |
59db06f1 MC |
953 | } |
954 | ||
2cb4b5f6 | 955 | return 1; |
2cb4b5f6 | 956 | } |
ca8c71ba MC |
957 | |
958 | void shutdown_ssl_connection(SSL *serverssl, SSL *clientssl) | |
959 | { | |
960 | SSL_shutdown(clientssl); | |
961 | SSL_shutdown(serverssl); | |
962 | SSL_free(serverssl); | |
963 | SSL_free(clientssl); | |
964 | } |