1 /*
2 * SSL client with options
3 *
4 * Copyright The Mbed TLS Contributors
5 * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
6 */
7
8 #include "ssl_test_lib.h"
9
10 #if defined(MBEDTLS_SSL_TEST_IMPOSSIBLE)
main(void)11 int main(void)
12 {
13 mbedtls_printf(MBEDTLS_SSL_TEST_IMPOSSIBLE);
14 mbedtls_exit(0);
15 }
16 #elif !defined(MBEDTLS_SSL_SRV_C)
main(void)17 int main(void)
18 {
19 mbedtls_printf("MBEDTLS_SSL_SRV_C not defined.\n");
20 mbedtls_exit(0);
21 }
22 #else /* !MBEDTLS_SSL_TEST_IMPOSSIBLE && MBEDTLS_SSL_SRV_C */
23
24 #include <stdint.h>
25
26 #if !defined(_MSC_VER)
27 #include <inttypes.h>
28 #endif
29
30 #if !defined(_WIN32)
31 #include <signal.h>
32 #endif
33
34 #if defined(MBEDTLS_SSL_CACHE_C)
35 #include "mbedtls/ssl_cache.h"
36 #endif
37
38 #if defined(MBEDTLS_SSL_TICKET_C)
39 #include "mbedtls/ssl_ticket.h"
40 #endif
41
42 #if defined(MBEDTLS_SSL_COOKIE_C)
43 #include "mbedtls/ssl_cookie.h"
44 #endif
45
46 #if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION) && defined(MBEDTLS_FS_IO)
47 #define SNI_OPTION
48 #endif
49
50 #if defined(_WIN32)
51 #include <windows.h>
52 #endif
53
54 #if defined(MBEDTLS_USE_PSA_CRYPTO)
55 #include "test/psa_crypto_helpers.h"
56 #endif
57
58 /* Size of memory to be allocated for the heap, when using the library's memory
59 * management and MBEDTLS_MEMORY_BUFFER_ALLOC_C is enabled. */
60 #define MEMORY_HEAP_SIZE 120000
61
62 #define DFL_SERVER_ADDR NULL
63 #define DFL_SERVER_PORT "4433"
64 #define DFL_RESPONSE_SIZE -1
65 #define DFL_DEBUG_LEVEL 0
66 #define DFL_NBIO 0
67 #define DFL_EVENT 0
68 #define DFL_READ_TIMEOUT 0
69 #define DFL_CA_FILE ""
70 #define DFL_CA_PATH ""
71 #define DFL_CRT_FILE ""
72 #define DFL_KEY_FILE ""
73 #define DFL_KEY_OPAQUE 0
74 #define DFL_KEY_PWD ""
75 #define DFL_CRT_FILE2 ""
76 #define DFL_KEY_FILE2 ""
77 #define DFL_KEY_PWD2 ""
78 #define DFL_ASYNC_OPERATIONS "-"
79 #define DFL_ASYNC_PRIVATE_DELAY1 (-1)
80 #define DFL_ASYNC_PRIVATE_DELAY2 (-1)
81 #define DFL_ASYNC_PRIVATE_ERROR (0)
82 #define DFL_PSK ""
83 #define DFL_PSK_OPAQUE 0
84 #define DFL_PSK_LIST_OPAQUE 0
85 #define DFL_PSK_IDENTITY "Client_identity"
86 #define DFL_ECJPAKE_PW NULL
87 #define DFL_PSK_LIST NULL
88 #define DFL_FORCE_CIPHER 0
89 #define DFL_VERSION_SUITES NULL
90 #define DFL_RENEGOTIATION MBEDTLS_SSL_RENEGOTIATION_DISABLED
91 #define DFL_ALLOW_LEGACY -2
92 #define DFL_RENEGOTIATE 0
93 #define DFL_RENEGO_DELAY -2
94 #define DFL_RENEGO_PERIOD ((uint64_t) -1)
95 #define DFL_EXCHANGES 1
96 #define DFL_MIN_VERSION -1
97 #define DFL_MAX_VERSION -1
98 #define DFL_ARC4 -1
99 #define DFL_SHA1 -1
100 #define DFL_CID_ENABLED 0
101 #define DFL_CID_VALUE ""
102 #define DFL_CID_ENABLED_RENEGO -1
103 #define DFL_CID_VALUE_RENEGO NULL
104 #define DFL_AUTH_MODE -1
105 #define DFL_CERT_REQ_CA_LIST MBEDTLS_SSL_CERT_REQ_CA_LIST_ENABLED
106 #define DFL_MFL_CODE MBEDTLS_SSL_MAX_FRAG_LEN_NONE
107 #define DFL_TRUNC_HMAC -1
108 #define DFL_TICKETS MBEDTLS_SSL_SESSION_TICKETS_ENABLED
109 #define DFL_TICKET_TIMEOUT 86400
110 #define DFL_CACHE_MAX -1
111 #define DFL_CACHE_TIMEOUT -1
112 #define DFL_SNI NULL
113 #define DFL_ALPN_STRING NULL
114 #define DFL_CURVES NULL
115 #define DFL_DHM_FILE NULL
116 #define DFL_TRANSPORT MBEDTLS_SSL_TRANSPORT_STREAM
117 #define DFL_COOKIES 1
118 #define DFL_ANTI_REPLAY -1
119 #define DFL_HS_TO_MIN 0
120 #define DFL_HS_TO_MAX 0
121 #define DFL_DTLS_MTU -1
122 #define DFL_BADMAC_LIMIT -1
123 #define DFL_DGRAM_PACKING 1
124 #define DFL_EXTENDED_MS -1
125 #define DFL_ETM -1
126 #define DFL_SERIALIZE 0
127 #define DFL_CONTEXT_FILE ""
128 #define DFL_EXTENDED_MS_ENFORCE -1
129 #define DFL_CA_CALLBACK 0
130 #define DFL_EAP_TLS 0
131 #define DFL_REPRODUCIBLE 0
132 #define DFL_NSS_KEYLOG 0
133 #define DFL_NSS_KEYLOG_FILE NULL
134 #define DFL_QUERY_CONFIG_MODE 0
135 #define DFL_USE_SRTP 0
136 #define DFL_SRTP_FORCE_PROFILE 0
137 #define DFL_SRTP_SUPPORT_MKI 0
138
139 #define LONG_RESPONSE "<p>01-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
140 "02-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
141 "03-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
142 "04-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
143 "05-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
144 "06-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
145 "07-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah</p>\r\n"
146
147 /* Uncomment LONG_RESPONSE at the end of HTTP_RESPONSE to test sending longer
148 * packets (for fragmentation purposes) */
149 #define HTTP_RESPONSE \
150 "HTTP/1.0 200 OK\r\nContent-Type: text/html\r\n\r\n" \
151 "<h2>Mbed TLS Test Server</h2>\r\n" \
152 "<p>Successful connection using: %s</p>\r\n" // LONG_RESPONSE
153
154 /*
155 * Size of the basic I/O buffer. Able to hold our default response.
156 */
157 #define DFL_IO_BUF_LEN 200
158
159 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
160 #if defined(MBEDTLS_FS_IO)
161 #define USAGE_IO \
162 " ca_file=%%s The single file containing the top-level CA(s) you fully trust\n" \
163 " default: \"\" (pre-loaded)\n" \
164 " use \"none\" to skip loading any top-level CAs.\n" \
165 " ca_path=%%s The path containing the top-level CA(s) you fully trust\n" \
166 " default: \"\" (pre-loaded) (overrides ca_file)\n" \
167 " use \"none\" to skip loading any top-level CAs.\n" \
168 " crt_file=%%s Your own cert and chain (in bottom to top order, top may be omitted)\n" \
169 " default: see note after key_file2\n" \
170 " key_file=%%s default: see note after key_file2\n" \
171 " key_pwd=%%s Password for key specified by key_file argument\n" \
172 " default: none\n" \
173 " crt_file2=%%s Your second cert and chain (in bottom to top order, top may be omitted)\n" \
174 " default: see note after key_file2\n" \
175 " key_file2=%%s default: see note below\n" \
176 " note: if neither crt_file/key_file nor crt_file2/key_file2 are used,\n" \
177 " preloaded certificate(s) and key(s) are used if available\n" \
178 " key_pwd2=%%s Password for key specified by key_file2 argument\n" \
179 " default: none\n" \
180 " dhm_file=%%s File containing Diffie-Hellman parameters\n" \
181 " default: preloaded parameters\n"
182 #else
183 #define USAGE_IO \
184 "\n" \
185 " No file operations available (MBEDTLS_FS_IO not defined)\n" \
186 "\n"
187 #endif /* MBEDTLS_FS_IO */
188 #else
189 #define USAGE_IO ""
190 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
191 #if defined(MBEDTLS_USE_PSA_CRYPTO) && defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
192 #define USAGE_KEY_OPAQUE \
193 " key_opaque=%%d Handle your private keys as if they were opaque\n" \
194 " default: 0 (disabled)\n"
195 #else
196 #define USAGE_KEY_OPAQUE ""
197 #endif
198
199 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
200 #define USAGE_SSL_ASYNC \
201 " async_operations=%%c... d=decrypt, s=sign (default: -=off)\n" \
202 " async_private_delay1=%%d Asynchronous delay for key_file or preloaded key\n" \
203 " async_private_delay2=%%d Asynchronous delay for key_file2 and sni\n" \
204 " default: -1 (not asynchronous)\n" \
205 " async_private_error=%%d Async callback error injection (default=0=none,\n" \
206 " 1=start, 2=cancel, 3=resume, negative=first time only)"
207 #else
208 #define USAGE_SSL_ASYNC ""
209 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
210
211 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
212 #define USAGE_CID \
213 " cid=%%d Disable (0) or enable (1) the use of the DTLS Connection ID extension.\n" \
214 " default: 0 (disabled)\n" \
215 " cid_renego=%%d Disable (0) or enable (1) the use of the DTLS Connection ID extension during renegotiation.\n" \
216 " default: same as 'cid' parameter\n" \
217 " cid_val=%%s The CID to use for incoming messages (in hex, without 0x).\n" \
218 " default: \"\"\n" \
219 " cid_val_renego=%%s The CID to use for incoming messages (in hex, without 0x) after renegotiation.\n" \
220 " default: same as 'cid_val' parameter\n"
221 #else /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
222 #define USAGE_CID ""
223 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
224
225 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
226 #define USAGE_PSK_RAW \
227 " psk=%%s default: \"\" (disabled)\n" \
228 " The PSK values are in hex, without 0x.\n" \
229 " psk_list=%%s default: \"\"\n" \
230 " A list of (PSK identity, PSK value) pairs.\n" \
231 " The PSK values are in hex, without 0x.\n" \
232 " id1,psk1[,id2,psk2[,...]]\n" \
233 " psk_identity=%%s default: \"Client_identity\"\n"
234 #if defined(MBEDTLS_USE_PSA_CRYPTO)
235 #define USAGE_PSK_SLOT \
236 " psk_opaque=%%d default: 0 (don't use opaque static PSK)\n" \
237 " Enable this to store the PSK configured through command line\n" \
238 " parameter `psk` in a PSA-based key slot.\n" \
239 " Note: Currently only supported in conjunction with\n" \
240 " the use of min_version to force TLS 1.2 and force_ciphersuite \n" \
241 " to force a particular PSK-only ciphersuite.\n" \
242 " Note: This is to test integration of PSA-based opaque PSKs with\n" \
243 " Mbed TLS only. Production systems are likely to configure Mbed TLS\n" \
244 " with prepopulated key slots instead of importing raw key material.\n" \
245 " psk_list_opaque=%%d default: 0 (don't use opaque dynamic PSKs)\n" \
246 " Enable this to store the list of dynamically chosen PSKs configured\n" \
247 " through the command line parameter `psk_list` in PSA-based key slots.\n" \
248 " Note: Currently only supported in conjunction with\n" \
249 " the use of min_version to force TLS 1.2 and force_ciphersuite \n" \
250 " to force a particular PSK-only ciphersuite.\n" \
251 " Note: This is to test integration of PSA-based opaque PSKs with\n" \
252 " Mbed TLS only. Production systems are likely to configure Mbed TLS\n" \
253 " with prepopulated key slots instead of importing raw key material.\n"
254 #else
255 #define USAGE_PSK_SLOT ""
256 #endif /* MBEDTLS_USE_PSA_CRYPTO */
257 #define USAGE_PSK USAGE_PSK_RAW USAGE_PSK_SLOT
258 #else
259 #define USAGE_PSK ""
260 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
261 #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
262 #define USAGE_CA_CALLBACK \
263 " ca_callback=%%d default: 0 (disabled)\n" \
264 " Enable this to use the trusted certificate callback function\n"
265 #else
266 #define USAGE_CA_CALLBACK ""
267 #endif /* MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK */
268 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
269 #define USAGE_TICKETS \
270 " tickets=%%d default: 1 (enabled)\n" \
271 " ticket_timeout=%%d default: 86400 (one day)\n"
272 #else
273 #define USAGE_TICKETS ""
274 #endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_TICKET_C */
275
276 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
277 #define USAGE_EAP_TLS \
278 " eap_tls=%%d default: 0 (disabled)\n"
279 #define USAGE_NSS_KEYLOG \
280 " nss_keylog=%%d default: 0 (disabled)\n" \
281 " This cannot be used with eap_tls=1\n"
282 #define USAGE_NSS_KEYLOG_FILE \
283 " nss_keylog_file=%%s\n"
284 #if defined(MBEDTLS_SSL_DTLS_SRTP)
285 #define USAGE_SRTP \
286 " use_srtp=%%d default: 0 (disabled)\n" \
287 " srtp_force_profile=%%d default: 0 (all enabled)\n" \
288 " available profiles:\n" \
289 " 1 - SRTP_AES128_CM_HMAC_SHA1_80\n" \
290 " 2 - SRTP_AES128_CM_HMAC_SHA1_32\n" \
291 " 3 - SRTP_NULL_HMAC_SHA1_80\n" \
292 " 4 - SRTP_NULL_HMAC_SHA1_32\n" \
293 " support_mki=%%d default: 0 (not supported)\n"
294 #else /* MBEDTLS_SSL_DTLS_SRTP */
295 #define USAGE_SRTP ""
296 #endif
297 #else /* MBEDTLS_SSL_EXPORT_KEYS */
298 #define USAGE_EAP_TLS ""
299 #define USAGE_NSS_KEYLOG ""
300 #define USAGE_NSS_KEYLOG_FILE ""
301 #define USAGE_SRTP ""
302 #endif /* MBEDTLS_SSL_EXPORT_KEYS */
303
304 #if defined(MBEDTLS_SSL_CACHE_C)
305 #define USAGE_CACHE \
306 " cache_max=%%d default: cache default (50)\n"
307 #if defined(MBEDTLS_HAVE_TIME)
308 #define USAGE_CACHE_TIME \
309 " cache_timeout=%%d default: cache default (1d)\n"
310 #else
311 #define USAGE_CACHE_TIME ""
312 #endif
313 #else
314 #define USAGE_CACHE ""
315 #define USAGE_CACHE_TIME ""
316 #endif /* MBEDTLS_SSL_CACHE_C */
317
318 #if defined(SNI_OPTION)
319 #if defined(MBEDTLS_X509_CRL_PARSE_C)
320 #define SNI_CRL ",crl"
321 #else
322 #define SNI_CRL ""
323 #endif
324
325 #define USAGE_SNI \
326 " sni=%%s name1,cert1,key1,ca1"SNI_CRL ",auth1[,...]\n" \
327 " default: disabled\n"
328 #else
329 #define USAGE_SNI ""
330 #endif /* SNI_OPTION */
331
332 #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
333 #define USAGE_MAX_FRAG_LEN \
334 " max_frag_len=%%d default: 16384 (tls default)\n" \
335 " options: 512, 1024, 2048, 4096\n"
336 #else
337 #define USAGE_MAX_FRAG_LEN ""
338 #endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
339
340 #if defined(MBEDTLS_SSL_TRUNCATED_HMAC)
341 #define USAGE_TRUNC_HMAC \
342 " trunc_hmac=%%d default: library default\n"
343 #else
344 #define USAGE_TRUNC_HMAC ""
345 #endif
346
347 #if defined(MBEDTLS_SSL_ALPN)
348 #define USAGE_ALPN \
349 " alpn=%%s default: \"\" (disabled)\n" \
350 " example: spdy/1,http/1.1\n"
351 #else
352 #define USAGE_ALPN ""
353 #endif /* MBEDTLS_SSL_ALPN */
354
355 #if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY)
356 #define USAGE_COOKIES \
357 " cookies=0/1/-1 default: 1 (enabled)\n" \
358 " 0: disabled, -1: library default (broken)\n"
359 #else
360 #define USAGE_COOKIES ""
361 #endif
362
363 #if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
364 #define USAGE_ANTI_REPLAY \
365 " anti_replay=0/1 default: (library default: enabled)\n"
366 #else
367 #define USAGE_ANTI_REPLAY ""
368 #endif
369
370 #if defined(MBEDTLS_SSL_DTLS_BADMAC_LIMIT)
371 #define USAGE_BADMAC_LIMIT \
372 " badmac_limit=%%d default: (library default: disabled)\n"
373 #else
374 #define USAGE_BADMAC_LIMIT ""
375 #endif
376
377 #if defined(MBEDTLS_SSL_PROTO_DTLS)
378 #define USAGE_DTLS \
379 " dtls=%%d default: 0 (TLS)\n" \
380 " hs_timeout=%%d-%%d default: (library default: 1000-60000)\n" \
381 " range of DTLS handshake timeouts in millisecs\n" \
382 " mtu=%%d default: (library default: unlimited)\n" \
383 " dgram_packing=%%d default: 1 (allowed)\n" \
384 " allow or forbid packing of multiple\n" \
385 " records within a single datgram.\n"
386 #else
387 #define USAGE_DTLS ""
388 #endif
389
390 #if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
391 #define USAGE_EMS \
392 " extended_ms=0/1 default: (library default: on)\n"
393 #else
394 #define USAGE_EMS ""
395 #endif
396
397 #if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
398 #define USAGE_ETM \
399 " etm=0/1 default: (library default: on)\n"
400 #else
401 #define USAGE_ETM ""
402 #endif
403
404 #define USAGE_REPRODUCIBLE \
405 " reproducible=0/1 default: 0 (disabled)\n"
406
407 #if defined(MBEDTLS_SSL_RENEGOTIATION)
408 #define USAGE_RENEGO \
409 " renegotiation=%%d default: 0 (disabled)\n" \
410 " renegotiate=%%d default: 0 (disabled)\n" \
411 " renego_delay=%%d default: -2 (library default)\n" \
412 " renego_period=%%d default: (2^64 - 1 for TLS, 2^48 - 1 for DTLS)\n"
413 #else
414 #define USAGE_RENEGO ""
415 #endif
416
417 #if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
418 #define USAGE_ECJPAKE \
419 " ecjpake_pw=%%s default: none (disabled)\n"
420 #else
421 #define USAGE_ECJPAKE ""
422 #endif
423
424 #if defined(MBEDTLS_ECP_C)
425 #define USAGE_CURVES \
426 " curves=a,b,c,d default: \"default\" (library default)\n" \
427 " example: \"secp521r1,brainpoolP512r1\"\n" \
428 " - use \"none\" for empty list\n" \
429 " - see mbedtls_ecp_curve_list()\n" \
430 " for acceptable curve names\n"
431 #else
432 #define USAGE_CURVES ""
433 #endif
434
435 #if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
436 #define USAGE_SERIALIZATION \
437 " serialize=%%d default: 0 (do not serialize/deserialize)\n" \
438 " options: 1 (serialize)\n" \
439 " 2 (serialize with re-initialization)\n" \
440 " context_file=%%s The file path to write a serialized connection\n" \
441 " in the form of base64 code (serialize option\n" \
442 " must be set)\n" \
443 " default: \"\" (do nothing)\n" \
444 " option: a file path\n"
445 #else
446 #define USAGE_SERIALIZATION ""
447 #endif
448
449 /* USAGE is arbitrarily split to stay under the portable string literal
450 * length limit: 4095 bytes in C99. */
451 #define USAGE1 \
452 "\n usage: ssl_server2 param=<>...\n" \
453 "\n acceptable parameters:\n" \
454 " server_addr=%%s default: (all interfaces)\n" \
455 " server_port=%%d default: 4433\n" \
456 " debug_level=%%d default: 0 (disabled)\n" \
457 " build_version=%%d default: none (disabled)\n" \
458 " option: 1 (print build version only and stop)\n" \
459 " buffer_size=%%d default: 200 \n" \
460 " (minimum: 1, max: 16385)\n" \
461 " response_size=%%d default: about 152 (basic response)\n" \
462 " (minimum: 0, max: 16384)\n" \
463 " increases buffer_size if bigger\n" \
464 " nbio=%%d default: 0 (blocking I/O)\n" \
465 " options: 1 (non-blocking), 2 (added delays)\n" \
466 " event=%%d default: 0 (loop)\n" \
467 " options: 1 (level-triggered, implies nbio=1),\n" \
468 " read_timeout=%%d default: 0 ms (no timeout)\n" \
469 "\n" \
470 USAGE_DTLS \
471 USAGE_SRTP \
472 USAGE_COOKIES \
473 USAGE_ANTI_REPLAY \
474 USAGE_BADMAC_LIMIT \
475 "\n"
476 #define USAGE2 \
477 " auth_mode=%%s default: (library default: none)\n" \
478 " options: none, optional, required\n" \
479 " cert_req_ca_list=%%d default: 1 (send ca list)\n" \
480 " options: 1 (send ca list), 0 (don't send)\n" \
481 USAGE_IO \
482 USAGE_KEY_OPAQUE \
483 "\n" \
484 USAGE_PSK \
485 USAGE_CA_CALLBACK \
486 USAGE_ECJPAKE \
487 "\n"
488 #define USAGE3 \
489 " allow_legacy=%%d default: (library default: no)\n" \
490 USAGE_RENEGO \
491 " exchanges=%%d default: 1\n" \
492 "\n" \
493 USAGE_TICKETS \
494 USAGE_EAP_TLS \
495 USAGE_REPRODUCIBLE \
496 USAGE_NSS_KEYLOG \
497 USAGE_NSS_KEYLOG_FILE \
498 USAGE_CACHE \
499 USAGE_CACHE_TIME \
500 USAGE_MAX_FRAG_LEN \
501 USAGE_TRUNC_HMAC \
502 USAGE_ALPN \
503 USAGE_EMS \
504 USAGE_ETM \
505 USAGE_CURVES \
506 "\n"
507 #define USAGE4 \
508 USAGE_SSL_ASYNC \
509 USAGE_SNI \
510 " arc4=%%d default: (library default: 0)\n" \
511 " allow_sha1=%%d default: 0\n" \
512 " min_version=%%s default: (library default: tls1)\n" \
513 " max_version=%%s default: (library default: tls12)\n" \
514 " force_version=%%s default: \"\" (none)\n" \
515 " options: ssl3, tls1, tls1_1, tls12, dtls1, dtls12\n" \
516 "\n" \
517 " version_suites=a,b,c,d per-version ciphersuites\n" \
518 " in order from ssl3 to tls12\n" \
519 " default: all enabled\n" \
520 " force_ciphersuite=<name> default: all enabled\n" \
521 " query_config=<name> return 0 if the specified\n" \
522 " configuration macro is defined and 1\n" \
523 " otherwise. The expansion of the macro\n" \
524 " is printed if it is defined\n" \
525 USAGE_SERIALIZATION \
526 " acceptable ciphersuite names:\n"
527
528 #define ALPN_LIST_SIZE 10
529 #define CURVE_LIST_SIZE 20
530
531 #define PUT_UINT64_BE(out_be, in_le, i) \
532 { \
533 (out_be)[(i) + 0] = (unsigned char) (((in_le) >> 56) & 0xFF); \
534 (out_be)[(i) + 1] = (unsigned char) (((in_le) >> 48) & 0xFF); \
535 (out_be)[(i) + 2] = (unsigned char) (((in_le) >> 40) & 0xFF); \
536 (out_be)[(i) + 3] = (unsigned char) (((in_le) >> 32) & 0xFF); \
537 (out_be)[(i) + 4] = (unsigned char) (((in_le) >> 24) & 0xFF); \
538 (out_be)[(i) + 5] = (unsigned char) (((in_le) >> 16) & 0xFF); \
539 (out_be)[(i) + 6] = (unsigned char) (((in_le) >> 8) & 0xFF); \
540 (out_be)[(i) + 7] = (unsigned char) (((in_le) >> 0) & 0xFF); \
541 }
542
543
544 /*
545 * global options
546 */
547 struct options {
548 const char *server_addr; /* address on which the ssl service runs */
549 const char *server_port; /* port on which the ssl service runs */
550 int debug_level; /* level of debugging */
551 int nbio; /* should I/O be blocking? */
552 int event; /* loop or event-driven IO? level or edge triggered? */
553 uint32_t read_timeout; /* timeout on mbedtls_ssl_read() in milliseconds */
554 int response_size; /* pad response with header to requested size */
555 uint16_t buffer_size; /* IO buffer size */
556 const char *ca_file; /* the file with the CA certificate(s) */
557 const char *ca_path; /* the path with the CA certificate(s) reside */
558 const char *crt_file; /* the file with the server certificate */
559 const char *key_file; /* the file with the server key */
560 int key_opaque; /* handle private key as if it were opaque */
561 const char *key_pwd; /* the password for the server key */
562 const char *crt_file2; /* the file with the 2nd server certificate */
563 const char *key_file2; /* the file with the 2nd server key */
564 const char *key_pwd2; /* the password for the 2nd server key */
565 const char *async_operations; /* supported SSL asynchronous operations */
566 int async_private_delay1; /* number of times f_async_resume needs to be called for key 1, or -1 for no async */
567 int async_private_delay2; /* number of times f_async_resume needs to be called for key 2, or -1 for no async */
568 int async_private_error; /* inject error in async private callback */
569 #if defined(MBEDTLS_USE_PSA_CRYPTO)
570 int psk_opaque;
571 int psk_list_opaque;
572 #endif
573 #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
574 int ca_callback; /* Use callback for trusted certificate list */
575 #endif
576 const char *psk; /* the pre-shared key */
577 const char *psk_identity; /* the pre-shared key identity */
578 char *psk_list; /* list of PSK id/key pairs for callback */
579 const char *ecjpake_pw; /* the EC J-PAKE password */
580 int force_ciphersuite[2]; /* protocol/ciphersuite to use, or all */
581 const char *version_suites; /* per-version ciphersuites */
582 int renegotiation; /* enable / disable renegotiation */
583 int allow_legacy; /* allow legacy renegotiation */
584 int renegotiate; /* attempt renegotiation? */
585 int renego_delay; /* delay before enforcing renegotiation */
586 uint64_t renego_period; /* period for automatic renegotiation */
587 int exchanges; /* number of data exchanges */
588 int min_version; /* minimum protocol version accepted */
589 int max_version; /* maximum protocol version accepted */
590 int arc4; /* flag for arc4 suites support */
591 int allow_sha1; /* flag for SHA-1 support */
592 int auth_mode; /* verify mode for connection */
593 int cert_req_ca_list; /* should we send the CA list? */
594 unsigned char mfl_code; /* code for maximum fragment length */
595 int trunc_hmac; /* accept truncated hmac? */
596 int tickets; /* enable / disable session tickets */
597 int ticket_timeout; /* session ticket lifetime */
598 int cache_max; /* max number of session cache entries */
599 #if defined(MBEDTLS_HAVE_TIME)
600 int cache_timeout; /* expiration delay of session cache entries*/
601 #endif
602 char *sni; /* string describing sni information */
603 const char *curves; /* list of supported elliptic curves */
604 const char *alpn_string; /* ALPN supported protocols */
605 const char *dhm_file; /* the file with the DH parameters */
606 int extended_ms; /* allow negotiation of extended MS? */
607 int etm; /* allow negotiation of encrypt-then-MAC? */
608 int transport; /* TLS or DTLS? */
609 int cookies; /* Use cookies for DTLS? -1 to break them */
610 int anti_replay; /* Use anti-replay for DTLS? -1 for default */
611 uint32_t hs_to_min; /* Initial value of DTLS handshake timer */
612 uint32_t hs_to_max; /* Max value of DTLS handshake timer */
613 int dtls_mtu; /* UDP Maximum transport unit for DTLS */
614 int dgram_packing; /* allow/forbid datagram packing */
615 int badmac_limit; /* Limit of records with bad MAC */
616 int eap_tls; /* derive EAP-TLS keying material? */
617 int nss_keylog; /* export NSS key log material */
618 const char *nss_keylog_file; /* NSS key log file */
619 int cid_enabled; /* whether to use the CID extension or not */
620 int cid_enabled_renego; /* whether to use the CID extension or not
621 * during renegotiation */
622 const char *cid_val; /* the CID to use for incoming messages */
623 int serialize; /* serialize/deserialize connection */
624 const char *context_file; /* the file to write a serialized connection
625 * in the form of base64 code (serialize
626 * option must be set) */
627 const char *cid_val_renego; /* the CID to use for incoming messages
628 * after renegotiation */
629 int reproducible; /* make communication reproducible */
630 int query_config_mode; /* whether to read config */
631 int use_srtp; /* Support SRTP */
632 int force_srtp_profile; /* SRTP protection profile to use or all */
633 int support_mki; /* The dtls mki mki support */
634 } opt;
635
636 #include "ssl_test_common_source.c"
637
638 /*
639 * Return authmode from string, or -1 on error
640 */
get_auth_mode(const char * s)641 static int get_auth_mode(const char *s)
642 {
643 if (strcmp(s, "none") == 0) {
644 return MBEDTLS_SSL_VERIFY_NONE;
645 }
646 if (strcmp(s, "optional") == 0) {
647 return MBEDTLS_SSL_VERIFY_OPTIONAL;
648 }
649 if (strcmp(s, "required") == 0) {
650 return MBEDTLS_SSL_VERIFY_REQUIRED;
651 }
652
653 return -1;
654 }
655
656 /*
657 * Used by sni_parse and psk_parse to handle coma-separated lists
658 */
659 #define GET_ITEM(dst) \
660 do \
661 { \
662 (dst) = p; \
663 while (*p != ',') \
664 if (++p > end) \
665 goto error; \
666 *p++ = '\0'; \
667 } while (0)
668
669 #if defined(SNI_OPTION)
670 typedef struct _sni_entry sni_entry;
671
672 struct _sni_entry {
673 const char *name;
674 mbedtls_x509_crt *cert;
675 mbedtls_pk_context *key;
676 mbedtls_x509_crt *ca;
677 mbedtls_x509_crl *crl;
678 int authmode;
679 sni_entry *next;
680 };
681
sni_free(sni_entry * head)682 void sni_free(sni_entry *head)
683 {
684 sni_entry *cur = head, *next;
685
686 while (cur != NULL) {
687 mbedtls_x509_crt_free(cur->cert);
688 mbedtls_free(cur->cert);
689
690 mbedtls_pk_free(cur->key);
691 mbedtls_free(cur->key);
692
693 mbedtls_x509_crt_free(cur->ca);
694 mbedtls_free(cur->ca);
695 #if defined(MBEDTLS_X509_CRL_PARSE_C)
696 mbedtls_x509_crl_free(cur->crl);
697 mbedtls_free(cur->crl);
698 #endif
699 next = cur->next;
700 mbedtls_free(cur);
701 cur = next;
702 }
703 }
704
705 /*
706 * Parse a string of sextuples name1,crt1,key1,ca1,crl1,auth1[,...]
707 * into a usable sni_entry list. For ca1, crl1, auth1, the special value
708 * '-' means unset. If ca1 is unset, then crl1 is ignored too.
709 *
710 * Modifies the input string! This is not production quality!
711 */
sni_parse(char * sni_string)712 sni_entry *sni_parse(char *sni_string)
713 {
714 sni_entry *cur = NULL, *new = NULL;
715 char *p = sni_string;
716 char *end = p;
717 char *crt_file, *key_file, *ca_file, *auth_str;
718 #if defined(MBEDTLS_X509_CRL_PARSE_C)
719 char *crl_file;
720 #endif
721
722 while (*end != '\0') {
723 ++end;
724 }
725 *end = ',';
726
727 while (p <= end) {
728 if ((new = mbedtls_calloc(1, sizeof(sni_entry))) == NULL) {
729 sni_free(cur);
730 return NULL;
731 }
732
733 GET_ITEM(new->name);
734 GET_ITEM(crt_file);
735 GET_ITEM(key_file);
736 GET_ITEM(ca_file);
737 #if defined(MBEDTLS_X509_CRL_PARSE_C)
738 GET_ITEM(crl_file);
739 #endif
740 GET_ITEM(auth_str);
741
742 if ((new->cert = mbedtls_calloc(1, sizeof(mbedtls_x509_crt))) == NULL ||
743 (new->key = mbedtls_calloc(1, sizeof(mbedtls_pk_context))) == NULL) {
744 goto error;
745 }
746
747 mbedtls_x509_crt_init(new->cert);
748 mbedtls_pk_init(new->key);
749
750 if (mbedtls_x509_crt_parse_file(new->cert, crt_file) != 0 ||
751 mbedtls_pk_parse_keyfile(new->key, key_file, "") != 0) {
752 goto error;
753 }
754
755 if (strcmp(ca_file, "-") != 0) {
756 if ((new->ca = mbedtls_calloc(1, sizeof(mbedtls_x509_crt))) == NULL) {
757 goto error;
758 }
759
760 mbedtls_x509_crt_init(new->ca);
761
762 if (mbedtls_x509_crt_parse_file(new->ca, ca_file) != 0) {
763 goto error;
764 }
765 }
766
767 #if defined(MBEDTLS_X509_CRL_PARSE_C)
768 if (strcmp(crl_file, "-") != 0) {
769 if ((new->crl = mbedtls_calloc(1, sizeof(mbedtls_x509_crl))) == NULL) {
770 goto error;
771 }
772
773 mbedtls_x509_crl_init(new->crl);
774
775 if (mbedtls_x509_crl_parse_file(new->crl, crl_file) != 0) {
776 goto error;
777 }
778 }
779 #endif
780
781 if (strcmp(auth_str, "-") != 0) {
782 if ((new->authmode = get_auth_mode(auth_str)) < 0) {
783 goto error;
784 }
785 } else {
786 new->authmode = DFL_AUTH_MODE;
787 }
788
789 new->next = cur;
790 cur = new;
791 }
792
793 return cur;
794
795 error:
796 sni_free(new);
797 sni_free(cur);
798 return NULL;
799 }
800
801 /*
802 * SNI callback.
803 */
sni_callback(void * p_info,mbedtls_ssl_context * ssl,const unsigned char * name,size_t name_len)804 int sni_callback(void *p_info, mbedtls_ssl_context *ssl,
805 const unsigned char *name, size_t name_len)
806 {
807 const sni_entry *cur = (const sni_entry *) p_info;
808
809 while (cur != NULL) {
810 if (name_len == strlen(cur->name) &&
811 memcmp(name, cur->name, name_len) == 0) {
812 if (cur->ca != NULL) {
813 mbedtls_ssl_set_hs_ca_chain(ssl, cur->ca, cur->crl);
814 }
815
816 if (cur->authmode != DFL_AUTH_MODE) {
817 mbedtls_ssl_set_hs_authmode(ssl, cur->authmode);
818 }
819
820 return mbedtls_ssl_set_hs_own_cert(ssl, cur->cert, cur->key);
821 }
822
823 cur = cur->next;
824 }
825
826 return -1;
827 }
828
829 #endif /* SNI_OPTION */
830
831 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
832
833 typedef struct _psk_entry psk_entry;
834
835 struct _psk_entry {
836 const char *name;
837 size_t key_len;
838 unsigned char key[MBEDTLS_PSK_MAX_LEN];
839 #if defined(MBEDTLS_USE_PSA_CRYPTO)
840 psa_key_id_t slot;
841 #endif /* MBEDTLS_USE_PSA_CRYPTO */
842 psk_entry *next;
843 };
844
845 /*
846 * Free a list of psk_entry's
847 */
psk_free(psk_entry * head)848 int psk_free(psk_entry *head)
849 {
850 psk_entry *next;
851
852 while (head != NULL) {
853 #if defined(MBEDTLS_USE_PSA_CRYPTO)
854 psa_status_t status;
855 psa_key_id_t const slot = head->slot;
856
857 if (slot != 0) {
858 status = psa_destroy_key(slot);
859 if (status != PSA_SUCCESS) {
860 return status;
861 }
862 }
863 #endif /* MBEDTLS_USE_PSA_CRYPTO */
864
865 next = head->next;
866 mbedtls_free(head);
867 head = next;
868 }
869
870 return 0;
871 }
872
873 /*
874 * Parse a string of pairs name1,key1[,name2,key2[,...]]
875 * into a usable psk_entry list.
876 *
877 * Modifies the input string! This is not production quality!
878 */
psk_parse(char * psk_string)879 psk_entry *psk_parse(char *psk_string)
880 {
881 psk_entry *cur = NULL, *new = NULL;
882 char *p = psk_string;
883 char *end = p;
884 char *key_hex;
885
886 while (*end != '\0') {
887 ++end;
888 }
889 *end = ',';
890
891 while (p <= end) {
892 if ((new = mbedtls_calloc(1, sizeof(psk_entry))) == NULL) {
893 goto error;
894 }
895
896 memset(new, 0, sizeof(psk_entry));
897
898 GET_ITEM(new->name);
899 GET_ITEM(key_hex);
900
901 if (mbedtls_test_unhexify(new->key, MBEDTLS_PSK_MAX_LEN,
902 key_hex, &new->key_len) != 0) {
903 goto error;
904 }
905
906 new->next = cur;
907 cur = new;
908 }
909
910 return cur;
911
912 error:
913 psk_free(new);
914 psk_free(cur);
915 return 0;
916 }
917
918 /*
919 * PSK callback
920 */
psk_callback(void * p_info,mbedtls_ssl_context * ssl,const unsigned char * name,size_t name_len)921 int psk_callback(void *p_info, mbedtls_ssl_context *ssl,
922 const unsigned char *name, size_t name_len)
923 {
924 psk_entry *cur = (psk_entry *) p_info;
925
926 while (cur != NULL) {
927 if (name_len == strlen(cur->name) &&
928 memcmp(name, cur->name, name_len) == 0) {
929 #if defined(MBEDTLS_USE_PSA_CRYPTO)
930 if (cur->slot != 0) {
931 return mbedtls_ssl_set_hs_psk_opaque(ssl, cur->slot);
932 } else
933 #endif
934 return mbedtls_ssl_set_hs_psk(ssl, cur->key, cur->key_len);
935 }
936
937 cur = cur->next;
938 }
939
940 return -1;
941 }
942 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
943
944 static mbedtls_net_context listen_fd, client_fd;
945
946 /* Interruption handler to ensure clean exit (for valgrind testing) */
947 #if !defined(_WIN32)
948 static int received_sigterm = 0;
term_handler(int sig)949 void term_handler(int sig)
950 {
951 ((void) sig);
952 received_sigterm = 1;
953 mbedtls_net_free(&listen_fd); /* causes mbedtls_net_accept() to abort */
954 mbedtls_net_free(&client_fd); /* causes net_read() to abort */
955 }
956 #endif
957
958 /** Return true if \p ret is a status code indicating that there is an
959 * operation in progress on an SSL connection, and false if it indicates
960 * success or a fatal error.
961 *
962 * The possible operations in progress are:
963 *
964 * - A read, when the SSL input buffer does not contain a full message.
965 * - A write, when the SSL output buffer contains some data that has not
966 * been sent over the network yet.
967 * - An asynchronous callback that has not completed yet. */
mbedtls_status_is_ssl_in_progress(int ret)968 static int mbedtls_status_is_ssl_in_progress(int ret)
969 {
970 return ret == MBEDTLS_ERR_SSL_WANT_READ ||
971 ret == MBEDTLS_ERR_SSL_WANT_WRITE ||
972 ret == MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS;
973 }
974
975 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
976 typedef struct {
977 mbedtls_x509_crt *cert; /*!< Certificate corresponding to the key */
978 mbedtls_pk_context *pk; /*!< Private key */
979 unsigned delay; /*!< Number of resume steps to go through */
980 unsigned pk_owned : 1; /*!< Whether to free the pk object on exit */
981 } ssl_async_key_slot_t;
982
983 typedef enum {
984 SSL_ASYNC_INJECT_ERROR_NONE = 0, /*!< Let the callbacks succeed */
985 SSL_ASYNC_INJECT_ERROR_START, /*!< Inject error during start */
986 SSL_ASYNC_INJECT_ERROR_CANCEL, /*!< Close the connection after async start */
987 SSL_ASYNC_INJECT_ERROR_RESUME, /*!< Inject error during resume */
988 #define SSL_ASYNC_INJECT_ERROR_MAX SSL_ASYNC_INJECT_ERROR_RESUME
989 } ssl_async_inject_error_t;
990
991 typedef struct {
992 ssl_async_key_slot_t slots[4]; /* key, key2, sni1, sni2 */
993 size_t slots_used;
994 ssl_async_inject_error_t inject_error;
995 int (*f_rng)(void *, unsigned char *, size_t);
996 void *p_rng;
997 } ssl_async_key_context_t;
998
ssl_async_set_key(ssl_async_key_context_t * ctx,mbedtls_x509_crt * cert,mbedtls_pk_context * pk,int pk_take_ownership,unsigned delay)999 int ssl_async_set_key(ssl_async_key_context_t *ctx,
1000 mbedtls_x509_crt *cert,
1001 mbedtls_pk_context *pk,
1002 int pk_take_ownership,
1003 unsigned delay)
1004 {
1005 if (ctx->slots_used >= sizeof(ctx->slots) / sizeof(*ctx->slots)) {
1006 return -1;
1007 }
1008 ctx->slots[ctx->slots_used].cert = cert;
1009 ctx->slots[ctx->slots_used].pk = pk;
1010 ctx->slots[ctx->slots_used].delay = delay;
1011 ctx->slots[ctx->slots_used].pk_owned = pk_take_ownership;
1012 ++ctx->slots_used;
1013 return 0;
1014 }
1015
1016 #define SSL_ASYNC_INPUT_MAX_SIZE 512
1017
1018 typedef enum {
1019 ASYNC_OP_SIGN,
1020 ASYNC_OP_DECRYPT,
1021 } ssl_async_operation_type_t;
1022
1023 typedef struct {
1024 unsigned slot;
1025 ssl_async_operation_type_t operation_type;
1026 mbedtls_md_type_t md_alg;
1027 unsigned char input[SSL_ASYNC_INPUT_MAX_SIZE];
1028 size_t input_len;
1029 unsigned remaining_delay;
1030 } ssl_async_operation_context_t;
1031
1032 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
1033
1034 /* Note that ssl_async_operation_type_t and the array below need to be kept in sync!
1035 * `ssl_async_operation_names[op]` is the name of op for each value `op`
1036 * of type `ssl_async_operation_type_t`. */
1037 static const char *const ssl_async_operation_names[] =
1038 {
1039 "sign",
1040 "decrypt",
1041 };
1042
ssl_async_start(mbedtls_ssl_context * ssl,mbedtls_x509_crt * cert,ssl_async_operation_type_t op_type,mbedtls_md_type_t md_alg,const unsigned char * input,size_t input_len)1043 static int ssl_async_start(mbedtls_ssl_context *ssl,
1044 mbedtls_x509_crt *cert,
1045 ssl_async_operation_type_t op_type,
1046 mbedtls_md_type_t md_alg,
1047 const unsigned char *input,
1048 size_t input_len)
1049 {
1050 ssl_async_key_context_t *config_data =
1051 mbedtls_ssl_conf_get_async_config_data(ssl->conf);
1052 unsigned slot;
1053 ssl_async_operation_context_t *ctx = NULL;
1054 const char *op_name = ssl_async_operation_names[op_type];
1055
1056 {
1057 char dn[100];
1058 if (mbedtls_x509_dn_gets(dn, sizeof(dn), &cert->subject) > 0) {
1059 mbedtls_printf("Async %s callback: looking for DN=%s\n",
1060 op_name, dn);
1061 }
1062 }
1063
1064 /* Look for a private key that matches the public key in cert.
1065 * Since this test code has the private key inside Mbed TLS,
1066 * we call mbedtls_pk_check_pair to match a private key with the
1067 * public key. */
1068 for (slot = 0; slot < config_data->slots_used; slot++) {
1069 if (mbedtls_pk_check_pair(&cert->pk,
1070 config_data->slots[slot].pk) == 0) {
1071 break;
1072 }
1073 }
1074 if (slot == config_data->slots_used) {
1075 mbedtls_printf("Async %s callback: no key matches this certificate.\n",
1076 op_name);
1077 return MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH;
1078 }
1079 mbedtls_printf("Async %s callback: using key slot %u, delay=%u.\n",
1080 op_name, slot, config_data->slots[slot].delay);
1081
1082 if (config_data->inject_error == SSL_ASYNC_INJECT_ERROR_START) {
1083 mbedtls_printf("Async %s callback: injected error\n", op_name);
1084 return MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE;
1085 }
1086
1087 if (input_len > SSL_ASYNC_INPUT_MAX_SIZE) {
1088 return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
1089 }
1090
1091 ctx = mbedtls_calloc(1, sizeof(*ctx));
1092 if (ctx == NULL) {
1093 return MBEDTLS_ERR_SSL_ALLOC_FAILED;
1094 }
1095 ctx->slot = slot;
1096 ctx->operation_type = op_type;
1097 ctx->md_alg = md_alg;
1098 memcpy(ctx->input, input, input_len);
1099 ctx->input_len = input_len;
1100 ctx->remaining_delay = config_data->slots[slot].delay;
1101 mbedtls_ssl_set_async_operation_data(ssl, ctx);
1102
1103 if (ctx->remaining_delay == 0) {
1104 return 0;
1105 } else {
1106 return MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS;
1107 }
1108 }
1109
ssl_async_sign(mbedtls_ssl_context * ssl,mbedtls_x509_crt * cert,mbedtls_md_type_t md_alg,const unsigned char * hash,size_t hash_len)1110 static int ssl_async_sign(mbedtls_ssl_context *ssl,
1111 mbedtls_x509_crt *cert,
1112 mbedtls_md_type_t md_alg,
1113 const unsigned char *hash,
1114 size_t hash_len)
1115 {
1116 return ssl_async_start(ssl, cert,
1117 ASYNC_OP_SIGN, md_alg,
1118 hash, hash_len);
1119 }
1120
ssl_async_decrypt(mbedtls_ssl_context * ssl,mbedtls_x509_crt * cert,const unsigned char * input,size_t input_len)1121 static int ssl_async_decrypt(mbedtls_ssl_context *ssl,
1122 mbedtls_x509_crt *cert,
1123 const unsigned char *input,
1124 size_t input_len)
1125 {
1126 return ssl_async_start(ssl, cert,
1127 ASYNC_OP_DECRYPT, MBEDTLS_MD_NONE,
1128 input, input_len);
1129 }
1130
ssl_async_resume(mbedtls_ssl_context * ssl,unsigned char * output,size_t * output_len,size_t output_size)1131 static int ssl_async_resume(mbedtls_ssl_context *ssl,
1132 unsigned char *output,
1133 size_t *output_len,
1134 size_t output_size)
1135 {
1136 ssl_async_operation_context_t *ctx = mbedtls_ssl_get_async_operation_data(ssl);
1137 ssl_async_key_context_t *config_data =
1138 mbedtls_ssl_conf_get_async_config_data(ssl->conf);
1139 ssl_async_key_slot_t *key_slot = &config_data->slots[ctx->slot];
1140 int ret;
1141 const char *op_name;
1142
1143 if (ctx->remaining_delay > 0) {
1144 --ctx->remaining_delay;
1145 mbedtls_printf("Async resume (slot %u): call %u more times.\n",
1146 ctx->slot, ctx->remaining_delay);
1147 return MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS;
1148 }
1149
1150 switch (ctx->operation_type) {
1151 case ASYNC_OP_DECRYPT:
1152 ret = mbedtls_pk_decrypt(key_slot->pk,
1153 ctx->input, ctx->input_len,
1154 output, output_len, output_size,
1155 config_data->f_rng, config_data->p_rng);
1156 break;
1157 case ASYNC_OP_SIGN:
1158 ret = mbedtls_pk_sign(key_slot->pk,
1159 ctx->md_alg,
1160 ctx->input, ctx->input_len,
1161 output, output_len,
1162 config_data->f_rng, config_data->p_rng);
1163 break;
1164 default:
1165 mbedtls_printf(
1166 "Async resume (slot %u): unknown operation type %ld. This shouldn't happen.\n",
1167 ctx->slot,
1168 (long) ctx->operation_type);
1169 mbedtls_free(ctx);
1170 return MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE;
1171 break;
1172 }
1173
1174 op_name = ssl_async_operation_names[ctx->operation_type];
1175
1176 if (config_data->inject_error == SSL_ASYNC_INJECT_ERROR_RESUME) {
1177 mbedtls_printf("Async resume callback: %s done but injected error\n",
1178 op_name);
1179 mbedtls_free(ctx);
1180 return MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE;
1181 }
1182
1183 mbedtls_printf("Async resume (slot %u): %s done, status=%d.\n",
1184 ctx->slot, op_name, ret);
1185 mbedtls_free(ctx);
1186 return ret;
1187 }
1188
ssl_async_cancel(mbedtls_ssl_context * ssl)1189 static void ssl_async_cancel(mbedtls_ssl_context *ssl)
1190 {
1191 ssl_async_operation_context_t *ctx = mbedtls_ssl_get_async_operation_data(ssl);
1192 mbedtls_printf("Async cancel callback.\n");
1193 mbedtls_free(ctx);
1194 }
1195 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
1196 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
1197
1198 #if defined(MBEDTLS_USE_PSA_CRYPTO)
1199 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
psa_setup_psk_key_slot(psa_key_id_t * slot,psa_algorithm_t alg,unsigned char * psk,size_t psk_len)1200 static psa_status_t psa_setup_psk_key_slot(psa_key_id_t *slot,
1201 psa_algorithm_t alg,
1202 unsigned char *psk,
1203 size_t psk_len)
1204 {
1205 psa_status_t status;
1206 psa_key_attributes_t key_attributes;
1207
1208 key_attributes = psa_key_attributes_init();
1209 psa_set_key_usage_flags(&key_attributes, PSA_KEY_USAGE_DERIVE);
1210 psa_set_key_algorithm(&key_attributes, alg);
1211 psa_set_key_type(&key_attributes, PSA_KEY_TYPE_DERIVE);
1212
1213 status = psa_import_key(&key_attributes, psk, psk_len, slot);
1214 if (status != PSA_SUCCESS) {
1215 fprintf(stderr, "IMPORT\n");
1216 return status;
1217 }
1218
1219 return PSA_SUCCESS;
1220 }
1221 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
1222 #endif /* MBEDTLS_USE_PSA_CRYPTO */
1223
1224 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
report_cid_usage(mbedtls_ssl_context * ssl,const char * additional_description)1225 int report_cid_usage(mbedtls_ssl_context *ssl,
1226 const char *additional_description)
1227 {
1228 int ret;
1229 unsigned char peer_cid[MBEDTLS_SSL_CID_OUT_LEN_MAX];
1230 size_t peer_cid_len;
1231 int cid_negotiated;
1232
1233 if (opt.transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
1234 return 0;
1235 }
1236
1237 /* Check if the use of a CID has been negotiated */
1238 ret = mbedtls_ssl_get_peer_cid(ssl, &cid_negotiated,
1239 peer_cid, &peer_cid_len);
1240 if (ret != 0) {
1241 mbedtls_printf(" failed\n ! mbedtls_ssl_get_peer_cid returned -0x%x\n\n",
1242 (unsigned int) -ret);
1243 return ret;
1244 }
1245
1246 if (cid_negotiated == MBEDTLS_SSL_CID_DISABLED) {
1247 if (opt.cid_enabled == MBEDTLS_SSL_CID_ENABLED) {
1248 mbedtls_printf("(%s) Use of Connection ID was not offered by client.\n",
1249 additional_description);
1250 }
1251 } else {
1252 size_t idx = 0;
1253 mbedtls_printf("(%s) Use of Connection ID has been negotiated.\n",
1254 additional_description);
1255 mbedtls_printf("(%s) Peer CID (length %u Bytes): ",
1256 additional_description,
1257 (unsigned) peer_cid_len);
1258 while (idx < peer_cid_len) {
1259 mbedtls_printf("%02x ", peer_cid[idx]);
1260 idx++;
1261 }
1262 mbedtls_printf("\n");
1263 }
1264
1265 return 0;
1266 }
1267 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
1268
main(int argc,char * argv[])1269 int main(int argc, char *argv[])
1270 {
1271 int ret = 0, len, written, frags, exchanges_left;
1272 int query_config_ret = 0;
1273 int version_suites[4][2];
1274 io_ctx_t io_ctx;
1275 unsigned char *buf = 0;
1276 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
1277 #if defined(MBEDTLS_USE_PSA_CRYPTO)
1278 psa_algorithm_t alg = 0;
1279 psa_key_id_t psk_slot = 0;
1280 #endif /* MBEDTLS_USE_PSA_CRYPTO */
1281 unsigned char psk[MBEDTLS_PSK_MAX_LEN];
1282 size_t psk_len = 0;
1283 psk_entry *psk_info = NULL;
1284 #endif
1285 const char *pers = "ssl_server2";
1286 unsigned char client_ip[16] = { 0 };
1287 size_t cliip_len;
1288 #if defined(MBEDTLS_SSL_COOKIE_C)
1289 mbedtls_ssl_cookie_ctx cookie_ctx;
1290 #endif
1291 rng_context_t rng;
1292 mbedtls_ssl_context ssl;
1293 mbedtls_ssl_config conf;
1294 #if defined(MBEDTLS_TIMING_C)
1295 mbedtls_timing_delay_context timer;
1296 #endif
1297 #if defined(MBEDTLS_SSL_RENEGOTIATION)
1298 unsigned char renego_period[8] = { 0 };
1299 #endif
1300 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
1301 uint32_t flags;
1302 mbedtls_x509_crt cacert;
1303 mbedtls_x509_crt srvcert;
1304 mbedtls_pk_context pkey;
1305 mbedtls_x509_crt srvcert2;
1306 mbedtls_pk_context pkey2;
1307 mbedtls_x509_crt_profile crt_profile_for_test = mbedtls_x509_crt_profile_default;
1308 #if defined(MBEDTLS_USE_PSA_CRYPTO)
1309 psa_key_id_t key_slot = 0; /* invalid key slot */
1310 psa_key_id_t key_slot2 = 0; /* invalid key slot */
1311 #endif
1312 int key_cert_init = 0, key_cert_init2 = 0;
1313 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
1314 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
1315 ssl_async_key_context_t ssl_async_keys;
1316 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
1317 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_FS_IO)
1318 mbedtls_dhm_context dhm;
1319 #endif
1320 #if defined(MBEDTLS_SSL_CACHE_C)
1321 mbedtls_ssl_cache_context cache;
1322 #endif
1323 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
1324 mbedtls_ssl_ticket_context ticket_ctx;
1325 #endif
1326 #if defined(SNI_OPTION)
1327 sni_entry *sni_info = NULL;
1328 #endif
1329 #if defined(MBEDTLS_ECP_C)
1330 mbedtls_ecp_group_id curve_list[CURVE_LIST_SIZE];
1331 const mbedtls_ecp_curve_info *curve_cur;
1332 #endif
1333 #if defined(MBEDTLS_SSL_ALPN)
1334 const char *alpn_list[ALPN_LIST_SIZE];
1335 #endif
1336 #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
1337 unsigned char alloc_buf[MEMORY_HEAP_SIZE];
1338 #endif
1339 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
1340 unsigned char cid[MBEDTLS_SSL_CID_IN_LEN_MAX];
1341 unsigned char cid_renego[MBEDTLS_SSL_CID_IN_LEN_MAX];
1342 size_t cid_len = 0;
1343 size_t cid_renego_len = 0;
1344 #endif
1345 #if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
1346 unsigned char *context_buf = NULL;
1347 size_t context_buf_len = 0;
1348 #endif
1349
1350 int i;
1351 char *p, *q;
1352 const int *list;
1353 #if defined(MBEDTLS_USE_PSA_CRYPTO)
1354 psa_status_t status;
1355 #endif
1356 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
1357 unsigned char eap_tls_keymaterial[16];
1358 unsigned char eap_tls_iv[8];
1359 const char *eap_tls_label = "client EAP encryption";
1360 eap_tls_keys eap_tls_keying;
1361 #if defined(MBEDTLS_SSL_DTLS_SRTP)
1362 /*! master keys and master salt for SRTP generated during handshake */
1363 unsigned char dtls_srtp_key_material[MBEDTLS_TLS_SRTP_MAX_KEY_MATERIAL_LENGTH];
1364 const char *dtls_srtp_label = "EXTRACTOR-dtls_srtp";
1365 dtls_srtp_keys dtls_srtp_keying;
1366 const mbedtls_ssl_srtp_profile default_profiles[] = {
1367 MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_80,
1368 MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_32,
1369 MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_80,
1370 MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_32,
1371 MBEDTLS_TLS_SRTP_UNSET
1372 };
1373 #endif /* MBEDTLS_SSL_DTLS_SRTP */
1374 #endif /* MBEDTLS_SSL_EXPORT_KEYS */
1375
1376 #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
1377 mbedtls_memory_buffer_alloc_init(alloc_buf, sizeof(alloc_buf));
1378 #if defined(MBEDTLS_MEMORY_DEBUG)
1379 size_t current_heap_memory, peak_heap_memory, heap_blocks;
1380 #endif /* MBEDTLS_MEMORY_DEBUG */
1381 #endif /* MBEDTLS_MEMORY_BUFFER_ALLOC_C */
1382
1383 #if defined(MBEDTLS_TEST_HOOKS)
1384 test_hooks_init();
1385 #endif /* MBEDTLS_TEST_HOOKS */
1386
1387 /*
1388 * Make sure memory references are valid in case we exit early.
1389 */
1390 mbedtls_net_init(&client_fd);
1391 mbedtls_net_init(&listen_fd);
1392 mbedtls_ssl_init(&ssl);
1393 mbedtls_ssl_config_init(&conf);
1394 rng_init(&rng);
1395 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
1396 mbedtls_x509_crt_init(&cacert);
1397 mbedtls_x509_crt_init(&srvcert);
1398 mbedtls_pk_init(&pkey);
1399 mbedtls_x509_crt_init(&srvcert2);
1400 mbedtls_pk_init(&pkey2);
1401 #endif
1402 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
1403 memset(&ssl_async_keys, 0, sizeof(ssl_async_keys));
1404 #endif
1405 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_FS_IO)
1406 mbedtls_dhm_init(&dhm);
1407 #endif
1408 #if defined(MBEDTLS_SSL_CACHE_C)
1409 mbedtls_ssl_cache_init(&cache);
1410 #endif
1411 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
1412 mbedtls_ssl_ticket_init(&ticket_ctx);
1413 #endif
1414 #if defined(MBEDTLS_SSL_ALPN)
1415 memset((void *) alpn_list, 0, sizeof(alpn_list));
1416 #endif
1417 #if defined(MBEDTLS_SSL_COOKIE_C)
1418 mbedtls_ssl_cookie_init(&cookie_ctx);
1419 #endif
1420
1421 #if defined(MBEDTLS_USE_PSA_CRYPTO)
1422 status = psa_crypto_init();
1423 if (status != PSA_SUCCESS) {
1424 mbedtls_fprintf(stderr, "Failed to initialize PSA Crypto implementation: %d\n",
1425 (int) status);
1426 ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
1427 goto exit;
1428 }
1429 #endif /* MBEDTLS_USE_PSA_CRYPTO */
1430 #if defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG)
1431 mbedtls_test_enable_insecure_external_rng();
1432 #endif /* MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG */
1433
1434 #if !defined(_WIN32)
1435 /* Abort cleanly on SIGTERM and SIGINT */
1436 signal(SIGTERM, term_handler);
1437 signal(SIGINT, term_handler);
1438 #endif
1439
1440 if (argc < 2) {
1441 usage:
1442 if (ret == 0) {
1443 ret = 1;
1444 }
1445
1446 mbedtls_printf(USAGE1);
1447 mbedtls_printf(USAGE2);
1448 mbedtls_printf(USAGE3);
1449 mbedtls_printf(USAGE4);
1450
1451 list = mbedtls_ssl_list_ciphersuites();
1452 while (*list) {
1453 mbedtls_printf(" %-42s", mbedtls_ssl_get_ciphersuite_name(*list));
1454 list++;
1455 if (!*list) {
1456 break;
1457 }
1458 mbedtls_printf(" %s\n", mbedtls_ssl_get_ciphersuite_name(*list));
1459 list++;
1460 }
1461 mbedtls_printf("\n");
1462 goto exit;
1463 }
1464
1465 opt.buffer_size = DFL_IO_BUF_LEN;
1466 opt.server_addr = DFL_SERVER_ADDR;
1467 opt.server_port = DFL_SERVER_PORT;
1468 opt.debug_level = DFL_DEBUG_LEVEL;
1469 opt.event = DFL_EVENT;
1470 opt.response_size = DFL_RESPONSE_SIZE;
1471 opt.nbio = DFL_NBIO;
1472 opt.cid_enabled = DFL_CID_ENABLED;
1473 opt.cid_enabled_renego = DFL_CID_ENABLED_RENEGO;
1474 opt.cid_val = DFL_CID_VALUE;
1475 opt.cid_val_renego = DFL_CID_VALUE_RENEGO;
1476 opt.read_timeout = DFL_READ_TIMEOUT;
1477 opt.ca_file = DFL_CA_FILE;
1478 opt.ca_path = DFL_CA_PATH;
1479 opt.crt_file = DFL_CRT_FILE;
1480 opt.key_file = DFL_KEY_FILE;
1481 opt.key_opaque = DFL_KEY_OPAQUE;
1482 opt.key_pwd = DFL_KEY_PWD;
1483 opt.crt_file2 = DFL_CRT_FILE2;
1484 opt.key_file2 = DFL_KEY_FILE2;
1485 opt.key_pwd2 = DFL_KEY_PWD2;
1486 opt.async_operations = DFL_ASYNC_OPERATIONS;
1487 opt.async_private_delay1 = DFL_ASYNC_PRIVATE_DELAY1;
1488 opt.async_private_delay2 = DFL_ASYNC_PRIVATE_DELAY2;
1489 opt.async_private_error = DFL_ASYNC_PRIVATE_ERROR;
1490 opt.psk = DFL_PSK;
1491 #if defined(MBEDTLS_USE_PSA_CRYPTO)
1492 opt.psk_opaque = DFL_PSK_OPAQUE;
1493 opt.psk_list_opaque = DFL_PSK_LIST_OPAQUE;
1494 #endif
1495 #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
1496 opt.ca_callback = DFL_CA_CALLBACK;
1497 #endif
1498 opt.psk_identity = DFL_PSK_IDENTITY;
1499 opt.psk_list = DFL_PSK_LIST;
1500 opt.ecjpake_pw = DFL_ECJPAKE_PW;
1501 opt.force_ciphersuite[0] = DFL_FORCE_CIPHER;
1502 opt.version_suites = DFL_VERSION_SUITES;
1503 opt.renegotiation = DFL_RENEGOTIATION;
1504 opt.allow_legacy = DFL_ALLOW_LEGACY;
1505 opt.renegotiate = DFL_RENEGOTIATE;
1506 opt.renego_delay = DFL_RENEGO_DELAY;
1507 opt.renego_period = DFL_RENEGO_PERIOD;
1508 opt.exchanges = DFL_EXCHANGES;
1509 opt.min_version = DFL_MIN_VERSION;
1510 opt.max_version = DFL_MAX_VERSION;
1511 opt.arc4 = DFL_ARC4;
1512 opt.allow_sha1 = DFL_SHA1;
1513 opt.auth_mode = DFL_AUTH_MODE;
1514 opt.cert_req_ca_list = DFL_CERT_REQ_CA_LIST;
1515 opt.mfl_code = DFL_MFL_CODE;
1516 opt.trunc_hmac = DFL_TRUNC_HMAC;
1517 opt.tickets = DFL_TICKETS;
1518 opt.ticket_timeout = DFL_TICKET_TIMEOUT;
1519 opt.cache_max = DFL_CACHE_MAX;
1520 #if defined(MBEDTLS_HAVE_TIME)
1521 opt.cache_timeout = DFL_CACHE_TIMEOUT;
1522 #endif
1523 opt.sni = DFL_SNI;
1524 opt.alpn_string = DFL_ALPN_STRING;
1525 opt.curves = DFL_CURVES;
1526 opt.dhm_file = DFL_DHM_FILE;
1527 opt.transport = DFL_TRANSPORT;
1528 opt.cookies = DFL_COOKIES;
1529 opt.anti_replay = DFL_ANTI_REPLAY;
1530 opt.hs_to_min = DFL_HS_TO_MIN;
1531 opt.hs_to_max = DFL_HS_TO_MAX;
1532 opt.dtls_mtu = DFL_DTLS_MTU;
1533 opt.dgram_packing = DFL_DGRAM_PACKING;
1534 opt.badmac_limit = DFL_BADMAC_LIMIT;
1535 opt.extended_ms = DFL_EXTENDED_MS;
1536 opt.etm = DFL_ETM;
1537 opt.serialize = DFL_SERIALIZE;
1538 opt.context_file = DFL_CONTEXT_FILE;
1539 opt.eap_tls = DFL_EAP_TLS;
1540 opt.reproducible = DFL_REPRODUCIBLE;
1541 opt.nss_keylog = DFL_NSS_KEYLOG;
1542 opt.nss_keylog_file = DFL_NSS_KEYLOG_FILE;
1543 opt.query_config_mode = DFL_QUERY_CONFIG_MODE;
1544 opt.use_srtp = DFL_USE_SRTP;
1545 opt.force_srtp_profile = DFL_SRTP_FORCE_PROFILE;
1546 opt.support_mki = DFL_SRTP_SUPPORT_MKI;
1547
1548 for (i = 1; i < argc; i++) {
1549 p = argv[i];
1550 if ((q = strchr(p, '=')) == NULL) {
1551 goto usage;
1552 }
1553 *q++ = '\0';
1554
1555 if (strcmp(p, "server_port") == 0) {
1556 opt.server_port = q;
1557 } else if (strcmp(p, "server_addr") == 0) {
1558 opt.server_addr = q;
1559 } else if (strcmp(p, "dtls") == 0) {
1560 int t = atoi(q);
1561 if (t == 0) {
1562 opt.transport = MBEDTLS_SSL_TRANSPORT_STREAM;
1563 } else if (t == 1) {
1564 opt.transport = MBEDTLS_SSL_TRANSPORT_DATAGRAM;
1565 } else {
1566 goto usage;
1567 }
1568 } else if (strcmp(p, "debug_level") == 0) {
1569 opt.debug_level = atoi(q);
1570 if (opt.debug_level < 0 || opt.debug_level > 65535) {
1571 goto usage;
1572 }
1573 } else if (strcmp(p, "build_version") == 0) {
1574 if (strcmp(q, "1") == 0) {
1575 mbedtls_printf("build version: %s (build %d)\n",
1576 MBEDTLS_VERSION_STRING_FULL,
1577 MBEDTLS_VERSION_NUMBER);
1578 goto exit;
1579 }
1580 } else if (strcmp(p, "nbio") == 0) {
1581 opt.nbio = atoi(q);
1582 if (opt.nbio < 0 || opt.nbio > 2) {
1583 goto usage;
1584 }
1585 } else if (strcmp(p, "event") == 0) {
1586 opt.event = atoi(q);
1587 if (opt.event < 0 || opt.event > 2) {
1588 goto usage;
1589 }
1590 } else if (strcmp(p, "read_timeout") == 0) {
1591 opt.read_timeout = atoi(q);
1592 } else if (strcmp(p, "buffer_size") == 0) {
1593 opt.buffer_size = atoi(q);
1594 if (opt.buffer_size < 1 || opt.buffer_size > MBEDTLS_SSL_MAX_CONTENT_LEN + 1) {
1595 goto usage;
1596 }
1597 } else if (strcmp(p, "response_size") == 0) {
1598 opt.response_size = atoi(q);
1599 if (opt.response_size < 0 || opt.response_size > MBEDTLS_SSL_MAX_CONTENT_LEN) {
1600 goto usage;
1601 }
1602 if (opt.buffer_size < opt.response_size) {
1603 opt.buffer_size = opt.response_size;
1604 }
1605 } else if (strcmp(p, "ca_file") == 0) {
1606 opt.ca_file = q;
1607 } else if (strcmp(p, "ca_path") == 0) {
1608 opt.ca_path = q;
1609 } else if (strcmp(p, "crt_file") == 0) {
1610 opt.crt_file = q;
1611 } else if (strcmp(p, "key_file") == 0) {
1612 opt.key_file = q;
1613 } else if (strcmp(p, "key_pwd") == 0) {
1614 opt.key_pwd = q;
1615 }
1616 #if defined(MBEDTLS_USE_PSA_CRYPTO) && defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
1617 else if (strcmp(p, "key_opaque") == 0) {
1618 opt.key_opaque = atoi(q);
1619 }
1620 #endif
1621 else if (strcmp(p, "crt_file2") == 0) {
1622 opt.crt_file2 = q;
1623 } else if (strcmp(p, "key_file2") == 0) {
1624 opt.key_file2 = q;
1625 } else if (strcmp(p, "key_pwd2") == 0) {
1626 opt.key_pwd2 = q;
1627 } else if (strcmp(p, "dhm_file") == 0) {
1628 opt.dhm_file = q;
1629 }
1630 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
1631 else if (strcmp(p, "async_operations") == 0) {
1632 opt.async_operations = q;
1633 } else if (strcmp(p, "async_private_delay1") == 0) {
1634 opt.async_private_delay1 = atoi(q);
1635 } else if (strcmp(p, "async_private_delay2") == 0) {
1636 opt.async_private_delay2 = atoi(q);
1637 } else if (strcmp(p, "async_private_error") == 0) {
1638 int n = atoi(q);
1639 if (n < -SSL_ASYNC_INJECT_ERROR_MAX ||
1640 n > SSL_ASYNC_INJECT_ERROR_MAX) {
1641 ret = 2;
1642 goto usage;
1643 }
1644 opt.async_private_error = n;
1645 }
1646 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
1647 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
1648 else if (strcmp(p, "cid") == 0) {
1649 opt.cid_enabled = atoi(q);
1650 if (opt.cid_enabled != 0 && opt.cid_enabled != 1) {
1651 goto usage;
1652 }
1653 } else if (strcmp(p, "cid_renego") == 0) {
1654 opt.cid_enabled_renego = atoi(q);
1655 if (opt.cid_enabled_renego != 0 && opt.cid_enabled_renego != 1) {
1656 goto usage;
1657 }
1658 } else if (strcmp(p, "cid_val") == 0) {
1659 opt.cid_val = q;
1660 } else if (strcmp(p, "cid_val_renego") == 0) {
1661 opt.cid_val_renego = q;
1662 }
1663 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
1664 else if (strcmp(p, "psk") == 0) {
1665 opt.psk = q;
1666 }
1667 #if defined(MBEDTLS_USE_PSA_CRYPTO)
1668 else if (strcmp(p, "psk_opaque") == 0) {
1669 opt.psk_opaque = atoi(q);
1670 } else if (strcmp(p, "psk_list_opaque") == 0) {
1671 opt.psk_list_opaque = atoi(q);
1672 }
1673 #endif
1674 #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
1675 else if (strcmp(p, "ca_callback") == 0) {
1676 opt.ca_callback = atoi(q);
1677 }
1678 #endif
1679 else if (strcmp(p, "psk_identity") == 0) {
1680 opt.psk_identity = q;
1681 } else if (strcmp(p, "psk_list") == 0) {
1682 opt.psk_list = q;
1683 } else if (strcmp(p, "ecjpake_pw") == 0) {
1684 opt.ecjpake_pw = q;
1685 } else if (strcmp(p, "force_ciphersuite") == 0) {
1686 opt.force_ciphersuite[0] = mbedtls_ssl_get_ciphersuite_id(q);
1687
1688 if (opt.force_ciphersuite[0] == 0) {
1689 ret = 2;
1690 goto usage;
1691 }
1692 opt.force_ciphersuite[1] = 0;
1693 } else if (strcmp(p, "curves") == 0) {
1694 opt.curves = q;
1695 } else if (strcmp(p, "version_suites") == 0) {
1696 opt.version_suites = q;
1697 } else if (strcmp(p, "renegotiation") == 0) {
1698 opt.renegotiation = (atoi(q)) ?
1699 MBEDTLS_SSL_RENEGOTIATION_ENABLED :
1700 MBEDTLS_SSL_RENEGOTIATION_DISABLED;
1701 } else if (strcmp(p, "allow_legacy") == 0) {
1702 switch (atoi(q)) {
1703 case -1:
1704 opt.allow_legacy = MBEDTLS_SSL_LEGACY_BREAK_HANDSHAKE;
1705 break;
1706 case 0:
1707 opt.allow_legacy = MBEDTLS_SSL_LEGACY_NO_RENEGOTIATION;
1708 break;
1709 case 1:
1710 opt.allow_legacy = MBEDTLS_SSL_LEGACY_ALLOW_RENEGOTIATION;
1711 break;
1712 default: goto usage;
1713 }
1714 } else if (strcmp(p, "renegotiate") == 0) {
1715 opt.renegotiate = atoi(q);
1716 if (opt.renegotiate < 0 || opt.renegotiate > 1) {
1717 goto usage;
1718 }
1719 } else if (strcmp(p, "renego_delay") == 0) {
1720 opt.renego_delay = atoi(q);
1721 } else if (strcmp(p, "renego_period") == 0) {
1722 #if defined(_MSC_VER)
1723 opt.renego_period = _strtoui64(q, NULL, 10);
1724 #else
1725 if (sscanf(q, "%" SCNu64, &opt.renego_period) != 1) {
1726 goto usage;
1727 }
1728 #endif /* _MSC_VER */
1729 if (opt.renego_period < 2) {
1730 goto usage;
1731 }
1732 } else if (strcmp(p, "exchanges") == 0) {
1733 opt.exchanges = atoi(q);
1734 if (opt.exchanges < 0) {
1735 goto usage;
1736 }
1737 } else if (strcmp(p, "min_version") == 0) {
1738 if (strcmp(q, "ssl3") == 0) {
1739 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_0;
1740 } else if (strcmp(q, "tls1") == 0) {
1741 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_1;
1742 } else if (strcmp(q, "tls1_1") == 0 ||
1743 strcmp(q, "dtls1") == 0) {
1744 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_2;
1745 } else if (strcmp(q, "tls12") == 0 ||
1746 strcmp(q, "dtls12") == 0) {
1747 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_3;
1748 } else {
1749 goto usage;
1750 }
1751 } else if (strcmp(p, "max_version") == 0) {
1752 if (strcmp(q, "ssl3") == 0) {
1753 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_0;
1754 } else if (strcmp(q, "tls1") == 0) {
1755 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_1;
1756 } else if (strcmp(q, "tls1_1") == 0 ||
1757 strcmp(q, "dtls1") == 0) {
1758 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_2;
1759 } else if (strcmp(q, "tls12") == 0 ||
1760 strcmp(q, "dtls12") == 0) {
1761 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_3;
1762 } else {
1763 goto usage;
1764 }
1765 } else if (strcmp(p, "arc4") == 0) {
1766 switch (atoi(q)) {
1767 case 0: opt.arc4 = MBEDTLS_SSL_ARC4_DISABLED; break;
1768 case 1: opt.arc4 = MBEDTLS_SSL_ARC4_ENABLED; break;
1769 default: goto usage;
1770 }
1771 } else if (strcmp(p, "allow_sha1") == 0) {
1772 switch (atoi(q)) {
1773 case 0: opt.allow_sha1 = 0; break;
1774 case 1: opt.allow_sha1 = 1; break;
1775 default: goto usage;
1776 }
1777 } else if (strcmp(p, "force_version") == 0) {
1778 if (strcmp(q, "ssl3") == 0) {
1779 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_0;
1780 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_0;
1781 } else if (strcmp(q, "tls1") == 0) {
1782 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_1;
1783 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_1;
1784 } else if (strcmp(q, "tls1_1") == 0) {
1785 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_2;
1786 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_2;
1787 } else if (strcmp(q, "tls12") == 0) {
1788 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_3;
1789 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_3;
1790 } else if (strcmp(q, "dtls1") == 0) {
1791 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_2;
1792 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_2;
1793 opt.transport = MBEDTLS_SSL_TRANSPORT_DATAGRAM;
1794 } else if (strcmp(q, "dtls12") == 0) {
1795 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_3;
1796 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_3;
1797 opt.transport = MBEDTLS_SSL_TRANSPORT_DATAGRAM;
1798 } else {
1799 goto usage;
1800 }
1801 } else if (strcmp(p, "auth_mode") == 0) {
1802 if ((opt.auth_mode = get_auth_mode(q)) < 0) {
1803 goto usage;
1804 }
1805 } else if (strcmp(p, "cert_req_ca_list") == 0) {
1806 opt.cert_req_ca_list = atoi(q);
1807 if (opt.cert_req_ca_list < 0 || opt.cert_req_ca_list > 1) {
1808 goto usage;
1809 }
1810 } else if (strcmp(p, "max_frag_len") == 0) {
1811 if (strcmp(q, "512") == 0) {
1812 opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_512;
1813 } else if (strcmp(q, "1024") == 0) {
1814 opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_1024;
1815 } else if (strcmp(q, "2048") == 0) {
1816 opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_2048;
1817 } else if (strcmp(q, "4096") == 0) {
1818 opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_4096;
1819 } else {
1820 goto usage;
1821 }
1822 } else if (strcmp(p, "alpn") == 0) {
1823 opt.alpn_string = q;
1824 } else if (strcmp(p, "trunc_hmac") == 0) {
1825 switch (atoi(q)) {
1826 case 0: opt.trunc_hmac = MBEDTLS_SSL_TRUNC_HMAC_DISABLED; break;
1827 case 1: opt.trunc_hmac = MBEDTLS_SSL_TRUNC_HMAC_ENABLED; break;
1828 default: goto usage;
1829 }
1830 } else if (strcmp(p, "extended_ms") == 0) {
1831 switch (atoi(q)) {
1832 case 0:
1833 opt.extended_ms = MBEDTLS_SSL_EXTENDED_MS_DISABLED;
1834 break;
1835 case 1:
1836 opt.extended_ms = MBEDTLS_SSL_EXTENDED_MS_ENABLED;
1837 break;
1838 default: goto usage;
1839 }
1840 } else if (strcmp(p, "etm") == 0) {
1841 switch (atoi(q)) {
1842 case 0: opt.etm = MBEDTLS_SSL_ETM_DISABLED; break;
1843 case 1: opt.etm = MBEDTLS_SSL_ETM_ENABLED; break;
1844 default: goto usage;
1845 }
1846 } else if (strcmp(p, "tickets") == 0) {
1847 opt.tickets = atoi(q);
1848 if (opt.tickets < 0 || opt.tickets > 1) {
1849 goto usage;
1850 }
1851 } else if (strcmp(p, "ticket_timeout") == 0) {
1852 opt.ticket_timeout = atoi(q);
1853 if (opt.ticket_timeout < 0) {
1854 goto usage;
1855 }
1856 } else if (strcmp(p, "cache_max") == 0) {
1857 opt.cache_max = atoi(q);
1858 if (opt.cache_max < 0) {
1859 goto usage;
1860 }
1861 }
1862 #if defined(MBEDTLS_HAVE_TIME)
1863 else if (strcmp(p, "cache_timeout") == 0) {
1864 opt.cache_timeout = atoi(q);
1865 if (opt.cache_timeout < 0) {
1866 goto usage;
1867 }
1868 }
1869 #endif
1870 else if (strcmp(p, "cookies") == 0) {
1871 opt.cookies = atoi(q);
1872 if (opt.cookies < -1 || opt.cookies > 1) {
1873 goto usage;
1874 }
1875 } else if (strcmp(p, "anti_replay") == 0) {
1876 opt.anti_replay = atoi(q);
1877 if (opt.anti_replay < 0 || opt.anti_replay > 1) {
1878 goto usage;
1879 }
1880 } else if (strcmp(p, "badmac_limit") == 0) {
1881 opt.badmac_limit = atoi(q);
1882 if (opt.badmac_limit < 0) {
1883 goto usage;
1884 }
1885 } else if (strcmp(p, "hs_timeout") == 0) {
1886 if ((p = strchr(q, '-')) == NULL) {
1887 goto usage;
1888 }
1889 *p++ = '\0';
1890 opt.hs_to_min = atoi(q);
1891 opt.hs_to_max = atoi(p);
1892 if (opt.hs_to_min == 0 || opt.hs_to_max < opt.hs_to_min) {
1893 goto usage;
1894 }
1895 } else if (strcmp(p, "mtu") == 0) {
1896 opt.dtls_mtu = atoi(q);
1897 if (opt.dtls_mtu < 0) {
1898 goto usage;
1899 }
1900 } else if (strcmp(p, "dgram_packing") == 0) {
1901 opt.dgram_packing = atoi(q);
1902 if (opt.dgram_packing != 0 &&
1903 opt.dgram_packing != 1) {
1904 goto usage;
1905 }
1906 } else if (strcmp(p, "sni") == 0) {
1907 opt.sni = q;
1908 } else if (strcmp(p, "query_config") == 0) {
1909 opt.query_config_mode = 1;
1910 query_config_ret = query_config(q);
1911 goto exit;
1912 } else if (strcmp(p, "serialize") == 0) {
1913 opt.serialize = atoi(q);
1914 if (opt.serialize < 0 || opt.serialize > 2) {
1915 goto usage;
1916 }
1917 } else if (strcmp(p, "context_file") == 0) {
1918 opt.context_file = q;
1919 } else if (strcmp(p, "eap_tls") == 0) {
1920 opt.eap_tls = atoi(q);
1921 if (opt.eap_tls < 0 || opt.eap_tls > 1) {
1922 goto usage;
1923 }
1924 } else if (strcmp(p, "reproducible") == 0) {
1925 opt.reproducible = 1;
1926 } else if (strcmp(p, "nss_keylog") == 0) {
1927 opt.nss_keylog = atoi(q);
1928 if (opt.nss_keylog < 0 || opt.nss_keylog > 1) {
1929 goto usage;
1930 }
1931 } else if (strcmp(p, "nss_keylog_file") == 0) {
1932 opt.nss_keylog_file = q;
1933 } else if (strcmp(p, "use_srtp") == 0) {
1934 opt.use_srtp = atoi(q);
1935 } else if (strcmp(p, "srtp_force_profile") == 0) {
1936 opt.force_srtp_profile = atoi(q);
1937 } else if (strcmp(p, "support_mki") == 0) {
1938 opt.support_mki = atoi(q);
1939 } else {
1940 goto usage;
1941 }
1942 }
1943
1944 if (opt.nss_keylog != 0 && opt.eap_tls != 0) {
1945 mbedtls_printf("Error: eap_tls and nss_keylog options cannot be used together.\n");
1946 goto usage;
1947 }
1948
1949 /* Event-driven IO is incompatible with the above custom
1950 * receive and send functions, as the polling builds on
1951 * refers to the underlying net_context. */
1952 if (opt.event == 1 && opt.nbio != 1) {
1953 mbedtls_printf("Warning: event-driven IO mandates nbio=1 - overwrite\n");
1954 opt.nbio = 1;
1955 }
1956
1957 #if defined(MBEDTLS_DEBUG_C)
1958 mbedtls_debug_set_threshold(opt.debug_level);
1959 #endif
1960
1961 /* buf will alternatively contain the input read from the client and the
1962 * response that's about to be sent, plus a null byte in each case. */
1963 size_t buf_content_size = opt.buffer_size;
1964 /* The default response contains the ciphersuite name. Leave enough
1965 * room for that plus some margin. */
1966 if (buf_content_size < strlen(HTTP_RESPONSE) + 80) {
1967 buf_content_size = strlen(HTTP_RESPONSE) + 80;
1968 }
1969 if (opt.response_size != DFL_RESPONSE_SIZE &&
1970 buf_content_size < (size_t) opt.response_size) {
1971 buf_content_size = opt.response_size;
1972 }
1973 buf = mbedtls_calloc(1, buf_content_size + 1);
1974 if (buf == NULL) {
1975 mbedtls_printf("Could not allocate %lu bytes\n",
1976 (unsigned long) buf_content_size + 1);
1977 ret = 3;
1978 goto exit;
1979 }
1980
1981 #if defined(MBEDTLS_USE_PSA_CRYPTO)
1982 if (opt.psk_opaque != 0) {
1983 if (strlen(opt.psk) == 0) {
1984 mbedtls_printf("psk_opaque set but no psk to be imported specified.\n");
1985 ret = 2;
1986 goto usage;
1987 }
1988
1989 if (opt.force_ciphersuite[0] <= 0) {
1990 mbedtls_printf(
1991 "opaque PSKs are only supported in conjunction with forcing TLS 1.2 and a PSK-only ciphersuite through the 'force_ciphersuite' option.\n");
1992 ret = 2;
1993 goto usage;
1994 }
1995 }
1996
1997 if (opt.psk_list_opaque != 0) {
1998 if (opt.psk_list == NULL) {
1999 mbedtls_printf("psk_slot set but no psk to be imported specified.\n");
2000 ret = 2;
2001 goto usage;
2002 }
2003
2004 if (opt.force_ciphersuite[0] <= 0) {
2005 mbedtls_printf(
2006 "opaque PSKs are only supported in conjunction with forcing TLS 1.2 and a PSK-only ciphersuite through the 'force_ciphersuite' option.\n");
2007 ret = 2;
2008 goto usage;
2009 }
2010 }
2011 #endif /* MBEDTLS_USE_PSA_CRYPTO */
2012
2013 if (opt.force_ciphersuite[0] > 0) {
2014 const mbedtls_ssl_ciphersuite_t *ciphersuite_info;
2015 ciphersuite_info =
2016 mbedtls_ssl_ciphersuite_from_id(opt.force_ciphersuite[0]);
2017
2018 if (opt.max_version != -1 &&
2019 ciphersuite_info->min_minor_ver > opt.max_version) {
2020 mbedtls_printf("forced ciphersuite not allowed with this protocol version\n");
2021 ret = 2;
2022 goto usage;
2023 }
2024 if (opt.min_version != -1 &&
2025 ciphersuite_info->max_minor_ver < opt.min_version) {
2026 mbedtls_printf("forced ciphersuite not allowed with this protocol version\n");
2027 ret = 2;
2028 goto usage;
2029 }
2030
2031 /* If we select a version that's not supported by
2032 * this suite, then there will be no common ciphersuite... */
2033 if (opt.max_version == -1 ||
2034 opt.max_version > ciphersuite_info->max_minor_ver) {
2035 opt.max_version = ciphersuite_info->max_minor_ver;
2036 }
2037 if (opt.min_version < ciphersuite_info->min_minor_ver) {
2038 opt.min_version = ciphersuite_info->min_minor_ver;
2039 /* DTLS starts with TLS 1.1 */
2040 if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
2041 opt.min_version < MBEDTLS_SSL_MINOR_VERSION_2) {
2042 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_2;
2043 }
2044 }
2045
2046 /* Enable RC4 if needed and not explicitly disabled */
2047 if (ciphersuite_info->cipher == MBEDTLS_CIPHER_ARC4_128) {
2048 if (opt.arc4 == MBEDTLS_SSL_ARC4_DISABLED) {
2049 mbedtls_printf("forced RC4 ciphersuite with RC4 disabled\n");
2050 ret = 2;
2051 goto usage;
2052 }
2053
2054 opt.arc4 = MBEDTLS_SSL_ARC4_ENABLED;
2055 }
2056
2057 #if defined(MBEDTLS_USE_PSA_CRYPTO)
2058 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
2059 if (opt.psk_opaque != 0 || opt.psk_list_opaque != 0) {
2060 /* Determine KDF algorithm the opaque PSK will be used in. */
2061 #if defined(MBEDTLS_SHA512_C)
2062 if (ciphersuite_info->mac == MBEDTLS_MD_SHA384) {
2063 alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_384);
2064 } else
2065 #endif /* MBEDTLS_SHA512_C */
2066 alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_256);
2067 }
2068 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
2069 #endif /* MBEDTLS_USE_PSA_CRYPTO */
2070 }
2071
2072 if (opt.version_suites != NULL) {
2073 const char *name[4] = { 0 };
2074
2075 /* Parse 4-element coma-separated list */
2076 for (i = 0, p = (char *) opt.version_suites;
2077 i < 4 && *p != '\0';
2078 i++) {
2079 name[i] = p;
2080
2081 /* Terminate the current string and move on to next one */
2082 while (*p != ',' && *p != '\0') {
2083 p++;
2084 }
2085 if (*p == ',') {
2086 *p++ = '\0';
2087 }
2088 }
2089
2090 if (i != 4) {
2091 mbedtls_printf("too few values for version_suites\n");
2092 ret = 1;
2093 goto exit;
2094 }
2095
2096 memset(version_suites, 0, sizeof(version_suites));
2097
2098 /* Get the suites identifiers from their name */
2099 for (i = 0; i < 4; i++) {
2100 version_suites[i][0] = mbedtls_ssl_get_ciphersuite_id(name[i]);
2101
2102 if (version_suites[i][0] == 0) {
2103 mbedtls_printf("unknown ciphersuite: '%s'\n", name[i]);
2104 ret = 2;
2105 goto usage;
2106 }
2107 }
2108 }
2109
2110 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
2111 if (mbedtls_test_unhexify(cid, sizeof(cid),
2112 opt.cid_val, &cid_len) != 0) {
2113 mbedtls_printf("CID not valid hex\n");
2114 goto exit;
2115 }
2116
2117 /* Keep CID settings for renegotiation unless
2118 * specified otherwise. */
2119 if (opt.cid_enabled_renego == DFL_CID_ENABLED_RENEGO) {
2120 opt.cid_enabled_renego = opt.cid_enabled;
2121 }
2122 if (opt.cid_val_renego == DFL_CID_VALUE_RENEGO) {
2123 opt.cid_val_renego = opt.cid_val;
2124 }
2125
2126 if (mbedtls_test_unhexify(cid_renego, sizeof(cid_renego),
2127 opt.cid_val_renego, &cid_renego_len) != 0) {
2128 mbedtls_printf("CID not valid hex\n");
2129 goto exit;
2130 }
2131 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
2132
2133 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
2134 /*
2135 * Unhexify the pre-shared key and parse the list if any given
2136 */
2137 if (mbedtls_test_unhexify(psk, sizeof(psk),
2138 opt.psk, &psk_len) != 0) {
2139 mbedtls_printf("pre-shared key not valid hex\n");
2140 goto exit;
2141 }
2142
2143 if (opt.psk_list != NULL) {
2144 if ((psk_info = psk_parse(opt.psk_list)) == NULL) {
2145 mbedtls_printf("psk_list invalid");
2146 goto exit;
2147 }
2148 }
2149 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
2150
2151 #if defined(MBEDTLS_ECP_C)
2152 if (opt.curves != NULL) {
2153 p = (char *) opt.curves;
2154 i = 0;
2155
2156 if (strcmp(p, "none") == 0) {
2157 curve_list[0] = MBEDTLS_ECP_DP_NONE;
2158 } else if (strcmp(p, "default") != 0) {
2159 /* Leave room for a final NULL in curve list */
2160 while (i < CURVE_LIST_SIZE - 1 && *p != '\0') {
2161 q = p;
2162
2163 /* Terminate the current string */
2164 while (*p != ',' && *p != '\0') {
2165 p++;
2166 }
2167 if (*p == ',') {
2168 *p++ = '\0';
2169 }
2170
2171 if ((curve_cur = mbedtls_ecp_curve_info_from_name(q)) != NULL) {
2172 curve_list[i++] = curve_cur->grp_id;
2173 } else {
2174 mbedtls_printf("unknown curve %s\n", q);
2175 mbedtls_printf("supported curves: ");
2176 for (curve_cur = mbedtls_ecp_curve_list();
2177 curve_cur->grp_id != MBEDTLS_ECP_DP_NONE;
2178 curve_cur++) {
2179 mbedtls_printf("%s ", curve_cur->name);
2180 }
2181 mbedtls_printf("\n");
2182 goto exit;
2183 }
2184 }
2185
2186 mbedtls_printf("Number of curves: %d\n", i);
2187
2188 if (i == CURVE_LIST_SIZE - 1 && *p != '\0') {
2189 mbedtls_printf("curves list too long, maximum %d",
2190 CURVE_LIST_SIZE - 1);
2191 goto exit;
2192 }
2193
2194 curve_list[i] = MBEDTLS_ECP_DP_NONE;
2195 }
2196 }
2197 #endif /* MBEDTLS_ECP_C */
2198
2199 #if defined(MBEDTLS_SSL_ALPN)
2200 if (opt.alpn_string != NULL) {
2201 p = (char *) opt.alpn_string;
2202 i = 0;
2203
2204 /* Leave room for a final NULL in alpn_list */
2205 while (i < ALPN_LIST_SIZE - 1 && *p != '\0') {
2206 alpn_list[i++] = p;
2207
2208 /* Terminate the current string and move on to next one */
2209 while (*p != ',' && *p != '\0') {
2210 p++;
2211 }
2212 if (*p == ',') {
2213 *p++ = '\0';
2214 }
2215 }
2216 }
2217 #endif /* MBEDTLS_SSL_ALPN */
2218
2219 mbedtls_printf("build version: %s (build %d)\n",
2220 MBEDTLS_VERSION_STRING_FULL, MBEDTLS_VERSION_NUMBER);
2221
2222 /*
2223 * 0. Initialize the RNG and the session data
2224 */
2225 mbedtls_printf("\n . Seeding the random number generator...");
2226 fflush(stdout);
2227
2228 ret = rng_seed(&rng, opt.reproducible, pers);
2229 if (ret != 0) {
2230 goto exit;
2231 }
2232 mbedtls_printf(" ok\n");
2233
2234 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
2235 /*
2236 * 1.1. Load the trusted CA
2237 */
2238 mbedtls_printf(" . Loading the CA root certificate ...");
2239 fflush(stdout);
2240
2241 if (strcmp(opt.ca_path, "none") == 0 ||
2242 strcmp(opt.ca_file, "none") == 0) {
2243 ret = 0;
2244 } else
2245 #if defined(MBEDTLS_FS_IO)
2246 if (strlen(opt.ca_path)) {
2247 ret = mbedtls_x509_crt_parse_path(&cacert, opt.ca_path);
2248 } else if (strlen(opt.ca_file)) {
2249 ret = mbedtls_x509_crt_parse_file(&cacert, opt.ca_file);
2250 } else
2251 #endif
2252 #if defined(MBEDTLS_CERTS_C)
2253 {
2254 #if defined(MBEDTLS_PEM_PARSE_C)
2255 for (i = 0; mbedtls_test_cas[i] != NULL; i++) {
2256 ret = mbedtls_x509_crt_parse(&cacert,
2257 (const unsigned char *) mbedtls_test_cas[i],
2258 mbedtls_test_cas_len[i]);
2259 if (ret != 0) {
2260 break;
2261 }
2262 }
2263 #endif /* MBEDTLS_PEM_PARSE_C */
2264 if (ret == 0) {
2265 for (i = 0; mbedtls_test_cas_der[i] != NULL; i++) {
2266 ret = mbedtls_x509_crt_parse_der(&cacert,
2267 (const unsigned char *) mbedtls_test_cas_der[i],
2268 mbedtls_test_cas_der_len[i]);
2269 if (ret != 0) {
2270 break;
2271 }
2272 }
2273 }
2274 }
2275 #else
2276 {
2277 ret = 1;
2278 mbedtls_printf("MBEDTLS_CERTS_C not defined.");
2279 }
2280 #endif /* MBEDTLS_CERTS_C */
2281 if (ret < 0) {
2282 mbedtls_printf(" failed\n ! mbedtls_x509_crt_parse returned -0x%x\n\n",
2283 (unsigned int) -ret);
2284 goto exit;
2285 }
2286
2287 mbedtls_printf(" ok (%d skipped)\n", ret);
2288
2289 /*
2290 * 1.2. Load own certificate and private key
2291 */
2292 mbedtls_printf(" . Loading the server cert. and key...");
2293 fflush(stdout);
2294
2295 #if defined(MBEDTLS_FS_IO)
2296 if (strlen(opt.crt_file) && strcmp(opt.crt_file, "none") != 0) {
2297 key_cert_init++;
2298 if ((ret = mbedtls_x509_crt_parse_file(&srvcert, opt.crt_file)) != 0) {
2299 mbedtls_printf(" failed\n ! mbedtls_x509_crt_parse_file returned -0x%x\n\n",
2300 (unsigned int) -ret);
2301 goto exit;
2302 }
2303 }
2304 if (strlen(opt.key_file) && strcmp(opt.key_file, "none") != 0) {
2305 key_cert_init++;
2306 if ((ret = mbedtls_pk_parse_keyfile(&pkey, opt.key_file,
2307 opt.key_pwd)) != 0) {
2308 mbedtls_printf(" failed\n ! mbedtls_pk_parse_keyfile returned -0x%x\n\n",
2309 (unsigned int) -ret);
2310 goto exit;
2311 }
2312 }
2313 if (key_cert_init == 1) {
2314 mbedtls_printf(" failed\n ! crt_file without key_file or vice-versa\n\n");
2315 goto exit;
2316 }
2317
2318 if (strlen(opt.crt_file2) && strcmp(opt.crt_file2, "none") != 0) {
2319 key_cert_init2++;
2320 if ((ret = mbedtls_x509_crt_parse_file(&srvcert2, opt.crt_file2)) != 0) {
2321 mbedtls_printf(" failed\n ! mbedtls_x509_crt_parse_file(2) returned -0x%x\n\n",
2322 (unsigned int) -ret);
2323 goto exit;
2324 }
2325 }
2326 if (strlen(opt.key_file2) && strcmp(opt.key_file2, "none") != 0) {
2327 key_cert_init2++;
2328 if ((ret = mbedtls_pk_parse_keyfile(&pkey2, opt.key_file2,
2329 opt.key_pwd2)) != 0) {
2330 mbedtls_printf(" failed\n ! mbedtls_pk_parse_keyfile(2) returned -0x%x\n\n",
2331 (unsigned int) -ret);
2332 goto exit;
2333 }
2334 }
2335 if (key_cert_init2 == 1) {
2336 mbedtls_printf(" failed\n ! crt_file2 without key_file2 or vice-versa\n\n");
2337 goto exit;
2338 }
2339 #endif
2340 if (key_cert_init == 0 &&
2341 strcmp(opt.crt_file, "none") != 0 &&
2342 strcmp(opt.key_file, "none") != 0 &&
2343 key_cert_init2 == 0 &&
2344 strcmp(opt.crt_file2, "none") != 0 &&
2345 strcmp(opt.key_file2, "none") != 0) {
2346 #if !defined(MBEDTLS_CERTS_C)
2347 mbedtls_printf("Not certificated or key provided, and \nMBEDTLS_CERTS_C not defined!\n");
2348 goto exit;
2349 #else /* MBEDTLS_CERTS_C */
2350 #if defined(MBEDTLS_RSA_C)
2351 if ((ret = mbedtls_x509_crt_parse(&srvcert,
2352 (const unsigned char *) mbedtls_test_srv_crt_rsa,
2353 mbedtls_test_srv_crt_rsa_len)) != 0) {
2354 mbedtls_printf(" failed\n ! mbedtls_x509_crt_parse returned -0x%x\n\n",
2355 (unsigned int) -ret);
2356 goto exit;
2357 }
2358 if ((ret = mbedtls_pk_parse_key(&pkey,
2359 (const unsigned char *) mbedtls_test_srv_key_rsa,
2360 mbedtls_test_srv_key_rsa_len, NULL, 0)) != 0) {
2361 mbedtls_printf(" failed\n ! mbedtls_pk_parse_key returned -0x%x\n\n",
2362 (unsigned int) -ret);
2363 goto exit;
2364 }
2365 key_cert_init = 2;
2366 #endif /* MBEDTLS_RSA_C */
2367 #if defined(MBEDTLS_ECDSA_C)
2368 if ((ret = mbedtls_x509_crt_parse(&srvcert2,
2369 (const unsigned char *) mbedtls_test_srv_crt_ec,
2370 mbedtls_test_srv_crt_ec_len)) != 0) {
2371 mbedtls_printf(" failed\n ! x509_crt_parse2 returned -0x%x\n\n",
2372 (unsigned int) -ret);
2373 goto exit;
2374 }
2375 if ((ret = mbedtls_pk_parse_key(&pkey2,
2376 (const unsigned char *) mbedtls_test_srv_key_ec,
2377 mbedtls_test_srv_key_ec_len, NULL, 0)) != 0) {
2378 mbedtls_printf(" failed\n ! pk_parse_key2 returned -0x%x\n\n",
2379 (unsigned int) -ret);
2380 goto exit;
2381 }
2382 key_cert_init2 = 2;
2383 #endif /* MBEDTLS_ECDSA_C */
2384 #endif /* MBEDTLS_CERTS_C */
2385 }
2386
2387 #if defined(MBEDTLS_USE_PSA_CRYPTO)
2388 if (opt.key_opaque != 0) {
2389 if (mbedtls_pk_get_type(&pkey) == MBEDTLS_PK_ECKEY) {
2390 if ((ret = mbedtls_pk_wrap_as_opaque(&pkey, &key_slot,
2391 PSA_ALG_ANY_HASH)) != 0) {
2392 mbedtls_printf(" failed\n ! "
2393 "mbedtls_pk_wrap_as_opaque returned -0x%x\n\n",
2394 (unsigned int) -ret);
2395 goto exit;
2396 }
2397 }
2398
2399 if (mbedtls_pk_get_type(&pkey2) == MBEDTLS_PK_ECKEY) {
2400 if ((ret = mbedtls_pk_wrap_as_opaque(&pkey2, &key_slot2,
2401 PSA_ALG_ANY_HASH)) != 0) {
2402 mbedtls_printf(" failed\n ! "
2403 "mbedtls_pk_wrap_as_opaque returned -0x%x\n\n",
2404 (unsigned int) -ret);
2405 goto exit;
2406 }
2407 }
2408 }
2409 #endif /* MBEDTLS_USE_PSA_CRYPTO */
2410
2411 mbedtls_printf(" ok (key types: %s - %s)\n",
2412 mbedtls_pk_get_name(&pkey),
2413 mbedtls_pk_get_name(&pkey2));
2414 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
2415
2416 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_FS_IO)
2417 if (opt.dhm_file != NULL) {
2418 mbedtls_printf(" . Loading DHM parameters...");
2419 fflush(stdout);
2420
2421 if ((ret = mbedtls_dhm_parse_dhmfile(&dhm, opt.dhm_file)) != 0) {
2422 mbedtls_printf(" failed\n ! mbedtls_dhm_parse_dhmfile returned -0x%04X\n\n",
2423 (unsigned int) -ret);
2424 goto exit;
2425 }
2426
2427 mbedtls_printf(" ok\n");
2428 }
2429 #endif
2430
2431 #if defined(SNI_OPTION)
2432 if (opt.sni != NULL) {
2433 mbedtls_printf(" . Setting up SNI information...");
2434 fflush(stdout);
2435
2436 if ((sni_info = sni_parse(opt.sni)) == NULL) {
2437 mbedtls_printf(" failed\n");
2438 goto exit;
2439 }
2440
2441 mbedtls_printf(" ok\n");
2442 }
2443 #endif /* SNI_OPTION */
2444
2445 /*
2446 * 2. Setup the listening TCP socket
2447 */
2448 mbedtls_printf(" . Bind on %s://%s:%s/ ...",
2449 opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM ? "tcp" : "udp",
2450 opt.server_addr ? opt.server_addr : "*",
2451 opt.server_port);
2452 fflush(stdout);
2453
2454 if ((ret = mbedtls_net_bind(&listen_fd, opt.server_addr, opt.server_port,
2455 opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM ?
2456 MBEDTLS_NET_PROTO_TCP : MBEDTLS_NET_PROTO_UDP)) != 0) {
2457 mbedtls_printf(" failed\n ! mbedtls_net_bind returned -0x%x\n\n", (unsigned int) -ret);
2458 goto exit;
2459 }
2460
2461 mbedtls_printf(" ok\n");
2462
2463 /*
2464 * 3. Setup stuff
2465 */
2466 mbedtls_printf(" . Setting up the SSL/TLS structure...");
2467 fflush(stdout);
2468
2469 if ((ret = mbedtls_ssl_config_defaults(&conf,
2470 MBEDTLS_SSL_IS_SERVER,
2471 opt.transport,
2472 MBEDTLS_SSL_PRESET_DEFAULT)) != 0) {
2473 mbedtls_printf(" failed\n ! mbedtls_ssl_config_defaults returned -0x%x\n\n",
2474 (unsigned int) -ret);
2475 goto exit;
2476 }
2477
2478 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
2479 /* The default algorithms profile disables SHA-1, but our tests still
2480 rely on it heavily. Hence we allow it here. A real-world server
2481 should use the default profile unless there is a good reason not to. */
2482 if (opt.allow_sha1 > 0) {
2483 crt_profile_for_test.allowed_mds |= MBEDTLS_X509_ID_FLAG(MBEDTLS_MD_SHA1);
2484 mbedtls_ssl_conf_cert_profile(&conf, &crt_profile_for_test);
2485 mbedtls_ssl_conf_sig_hashes(&conf, ssl_sig_hashes_for_test);
2486 }
2487 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
2488
2489 if (opt.auth_mode != DFL_AUTH_MODE) {
2490 mbedtls_ssl_conf_authmode(&conf, opt.auth_mode);
2491 }
2492
2493 if (opt.cert_req_ca_list != DFL_CERT_REQ_CA_LIST) {
2494 mbedtls_ssl_conf_cert_req_ca_list(&conf, opt.cert_req_ca_list);
2495 }
2496
2497 #if defined(MBEDTLS_SSL_PROTO_DTLS)
2498 if (opt.hs_to_min != DFL_HS_TO_MIN || opt.hs_to_max != DFL_HS_TO_MAX) {
2499 mbedtls_ssl_conf_handshake_timeout(&conf, opt.hs_to_min, opt.hs_to_max);
2500 }
2501
2502 if (opt.dgram_packing != DFL_DGRAM_PACKING) {
2503 mbedtls_ssl_set_datagram_packing(&ssl, opt.dgram_packing);
2504 }
2505 #endif /* MBEDTLS_SSL_PROTO_DTLS */
2506
2507 #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
2508 if ((ret = mbedtls_ssl_conf_max_frag_len(&conf, opt.mfl_code)) != 0) {
2509 mbedtls_printf(" failed\n ! mbedtls_ssl_conf_max_frag_len returned %d\n\n", ret);
2510 goto exit;
2511 }
2512 #endif
2513
2514 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
2515 if (opt.cid_enabled == 1 || opt.cid_enabled_renego == 1) {
2516 if (opt.cid_enabled == 1 &&
2517 opt.cid_enabled_renego == 1 &&
2518 cid_len != cid_renego_len) {
2519 mbedtls_printf("CID length must not change during renegotiation\n");
2520 goto usage;
2521 }
2522
2523 if (opt.cid_enabled == 1) {
2524 ret = mbedtls_ssl_conf_cid(&conf, cid_len,
2525 MBEDTLS_SSL_UNEXPECTED_CID_IGNORE);
2526 } else {
2527 ret = mbedtls_ssl_conf_cid(&conf, cid_renego_len,
2528 MBEDTLS_SSL_UNEXPECTED_CID_IGNORE);
2529 }
2530
2531 if (ret != 0) {
2532 mbedtls_printf(" failed\n ! mbedtls_ssl_conf_cid_len returned -%#04x\n\n",
2533 (unsigned int) -ret);
2534 goto exit;
2535 }
2536 }
2537 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
2538
2539 #if defined(MBEDTLS_SSL_DTLS_SRTP)
2540 const mbedtls_ssl_srtp_profile forced_profile[] =
2541 { opt.force_srtp_profile, MBEDTLS_TLS_SRTP_UNSET };
2542 if (opt.use_srtp == 1) {
2543 if (opt.force_srtp_profile != 0) {
2544 ret = mbedtls_ssl_conf_dtls_srtp_protection_profiles(&conf, forced_profile);
2545 } else {
2546 ret = mbedtls_ssl_conf_dtls_srtp_protection_profiles(&conf, default_profiles);
2547 }
2548
2549 if (ret != 0) {
2550 mbedtls_printf(
2551 " failed\n ! mbedtls_ssl_conf_dtls_srtp_protection_profiles returned %d\n\n",
2552 ret);
2553 goto exit;
2554 }
2555
2556 mbedtls_ssl_conf_srtp_mki_value_supported(&conf,
2557 opt.support_mki ?
2558 MBEDTLS_SSL_DTLS_SRTP_MKI_SUPPORTED :
2559 MBEDTLS_SSL_DTLS_SRTP_MKI_UNSUPPORTED);
2560
2561 } else if (opt.force_srtp_profile != 0) {
2562 mbedtls_printf(" failed\n ! must enable use_srtp to force srtp profile\n\n");
2563 goto exit;
2564 }
2565 #endif /* MBEDTLS_SSL_DTLS_SRTP */
2566
2567 #if defined(MBEDTLS_SSL_TRUNCATED_HMAC)
2568 if (opt.trunc_hmac != DFL_TRUNC_HMAC) {
2569 mbedtls_ssl_conf_truncated_hmac(&conf, opt.trunc_hmac);
2570 }
2571 #endif
2572
2573 #if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
2574 if (opt.extended_ms != DFL_EXTENDED_MS) {
2575 mbedtls_ssl_conf_extended_master_secret(&conf, opt.extended_ms);
2576 }
2577 #endif
2578
2579 #if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
2580 if (opt.etm != DFL_ETM) {
2581 mbedtls_ssl_conf_encrypt_then_mac(&conf, opt.etm);
2582 }
2583 #endif
2584
2585 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
2586 if (opt.eap_tls != 0) {
2587 mbedtls_ssl_conf_export_keys_ext_cb(&conf, eap_tls_key_derivation,
2588 &eap_tls_keying);
2589 } else if (opt.nss_keylog != 0) {
2590 mbedtls_ssl_conf_export_keys_ext_cb(&conf,
2591 nss_keylog_export,
2592 NULL);
2593 }
2594 #if defined(MBEDTLS_SSL_DTLS_SRTP)
2595 else if (opt.use_srtp != 0) {
2596 mbedtls_ssl_conf_export_keys_ext_cb(&conf, dtls_srtp_key_derivation,
2597 &dtls_srtp_keying);
2598 }
2599 #endif /* MBEDTLS_SSL_DTLS_SRTP */
2600 #endif /* MBEDTLS_SSL_EXPORT_KEYS */
2601
2602 #if defined(MBEDTLS_SSL_ALPN)
2603 if (opt.alpn_string != NULL) {
2604 if ((ret = mbedtls_ssl_conf_alpn_protocols(&conf, alpn_list)) != 0) {
2605 mbedtls_printf(" failed\n ! mbedtls_ssl_conf_alpn_protocols returned %d\n\n", ret);
2606 goto exit;
2607 }
2608 }
2609 #endif
2610
2611 if (opt.reproducible) {
2612 #if defined(MBEDTLS_HAVE_TIME)
2613 #if defined(MBEDTLS_PLATFORM_TIME_ALT)
2614 mbedtls_platform_set_time(dummy_constant_time);
2615 #else
2616 fprintf(stderr, "Warning: reproducible option used without constant time\n");
2617 #endif
2618 #endif /* MBEDTLS_HAVE_TIME */
2619 }
2620 mbedtls_ssl_conf_rng(&conf, rng_get, &rng);
2621 mbedtls_ssl_conf_dbg(&conf, my_debug, stdout);
2622
2623 #if defined(MBEDTLS_SSL_CACHE_C)
2624 if (opt.cache_max != -1) {
2625 mbedtls_ssl_cache_set_max_entries(&cache, opt.cache_max);
2626 }
2627
2628 #if defined(MBEDTLS_HAVE_TIME)
2629 if (opt.cache_timeout != -1) {
2630 mbedtls_ssl_cache_set_timeout(&cache, opt.cache_timeout);
2631 }
2632 #endif
2633
2634 mbedtls_ssl_conf_session_cache(&conf, &cache,
2635 mbedtls_ssl_cache_get,
2636 mbedtls_ssl_cache_set);
2637 #endif
2638
2639 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
2640 if (opt.tickets == MBEDTLS_SSL_SESSION_TICKETS_ENABLED) {
2641 if ((ret = mbedtls_ssl_ticket_setup(&ticket_ctx,
2642 rng_get, &rng,
2643 MBEDTLS_CIPHER_AES_256_GCM,
2644 opt.ticket_timeout)) != 0) {
2645 mbedtls_printf(" failed\n ! mbedtls_ssl_ticket_setup returned %d\n\n", ret);
2646 goto exit;
2647 }
2648
2649 mbedtls_ssl_conf_session_tickets_cb(&conf,
2650 mbedtls_ssl_ticket_write,
2651 mbedtls_ssl_ticket_parse,
2652 &ticket_ctx);
2653 }
2654 #endif
2655
2656 #if defined(MBEDTLS_SSL_PROTO_DTLS)
2657 if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
2658 #if defined(MBEDTLS_SSL_COOKIE_C)
2659 if (opt.cookies > 0) {
2660 if ((ret = mbedtls_ssl_cookie_setup(&cookie_ctx,
2661 rng_get, &rng)) != 0) {
2662 mbedtls_printf(" failed\n ! mbedtls_ssl_cookie_setup returned %d\n\n", ret);
2663 goto exit;
2664 }
2665
2666 mbedtls_ssl_conf_dtls_cookies(&conf, mbedtls_ssl_cookie_write, mbedtls_ssl_cookie_check,
2667 &cookie_ctx);
2668 } else
2669 #endif /* MBEDTLS_SSL_COOKIE_C */
2670 #if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY)
2671 if (opt.cookies == 0) {
2672 mbedtls_ssl_conf_dtls_cookies(&conf, NULL, NULL, NULL);
2673 } else
2674 #endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY */
2675 {
2676 ; /* Nothing to do */
2677 }
2678
2679 #if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
2680 if (opt.anti_replay != DFL_ANTI_REPLAY) {
2681 mbedtls_ssl_conf_dtls_anti_replay(&conf, opt.anti_replay);
2682 }
2683 #endif
2684
2685 #if defined(MBEDTLS_SSL_DTLS_BADMAC_LIMIT)
2686 if (opt.badmac_limit != DFL_BADMAC_LIMIT) {
2687 mbedtls_ssl_conf_dtls_badmac_limit(&conf, opt.badmac_limit);
2688 }
2689 #endif
2690 }
2691 #endif /* MBEDTLS_SSL_PROTO_DTLS */
2692
2693 if (opt.force_ciphersuite[0] != DFL_FORCE_CIPHER) {
2694 mbedtls_ssl_conf_ciphersuites(&conf, opt.force_ciphersuite);
2695 }
2696
2697 #if defined(MBEDTLS_ARC4_C)
2698 if (opt.arc4 != DFL_ARC4) {
2699 mbedtls_ssl_conf_arc4_support(&conf, opt.arc4);
2700 }
2701 #endif
2702
2703 if (opt.version_suites != NULL) {
2704 mbedtls_ssl_conf_ciphersuites_for_version(&conf, version_suites[0],
2705 MBEDTLS_SSL_MAJOR_VERSION_3,
2706 MBEDTLS_SSL_MINOR_VERSION_0);
2707 mbedtls_ssl_conf_ciphersuites_for_version(&conf, version_suites[1],
2708 MBEDTLS_SSL_MAJOR_VERSION_3,
2709 MBEDTLS_SSL_MINOR_VERSION_1);
2710 mbedtls_ssl_conf_ciphersuites_for_version(&conf, version_suites[2],
2711 MBEDTLS_SSL_MAJOR_VERSION_3,
2712 MBEDTLS_SSL_MINOR_VERSION_2);
2713 mbedtls_ssl_conf_ciphersuites_for_version(&conf, version_suites[3],
2714 MBEDTLS_SSL_MAJOR_VERSION_3,
2715 MBEDTLS_SSL_MINOR_VERSION_3);
2716 }
2717
2718 if (opt.allow_legacy != DFL_ALLOW_LEGACY) {
2719 mbedtls_ssl_conf_legacy_renegotiation(&conf, opt.allow_legacy);
2720 }
2721 #if defined(MBEDTLS_SSL_RENEGOTIATION)
2722 mbedtls_ssl_conf_renegotiation(&conf, opt.renegotiation);
2723
2724 if (opt.renego_delay != DFL_RENEGO_DELAY) {
2725 mbedtls_ssl_conf_renegotiation_enforced(&conf, opt.renego_delay);
2726 }
2727
2728 if (opt.renego_period != DFL_RENEGO_PERIOD) {
2729 PUT_UINT64_BE(renego_period, opt.renego_period, 0);
2730 mbedtls_ssl_conf_renegotiation_period(&conf, renego_period);
2731 }
2732 #endif
2733
2734 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
2735 if (strcmp(opt.ca_path, "none") != 0 &&
2736 strcmp(opt.ca_file, "none") != 0) {
2737 #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
2738 if (opt.ca_callback != 0) {
2739 mbedtls_ssl_conf_ca_cb(&conf, ca_callback, &cacert);
2740 } else
2741 #endif
2742 mbedtls_ssl_conf_ca_chain(&conf, &cacert, NULL);
2743 }
2744 if (key_cert_init) {
2745 mbedtls_pk_context *pk = &pkey;
2746 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
2747 if (opt.async_private_delay1 >= 0) {
2748 ret = ssl_async_set_key(&ssl_async_keys, &srvcert, pk, 0,
2749 opt.async_private_delay1);
2750 if (ret < 0) {
2751 mbedtls_printf(" Test error: ssl_async_set_key failed (%d)\n",
2752 ret);
2753 goto exit;
2754 }
2755 pk = NULL;
2756 }
2757 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
2758 if ((ret = mbedtls_ssl_conf_own_cert(&conf, &srvcert, pk)) != 0) {
2759 mbedtls_printf(" failed\n ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret);
2760 goto exit;
2761 }
2762 }
2763 if (key_cert_init2) {
2764 mbedtls_pk_context *pk = &pkey2;
2765 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
2766 if (opt.async_private_delay2 >= 0) {
2767 ret = ssl_async_set_key(&ssl_async_keys, &srvcert2, pk, 0,
2768 opt.async_private_delay2);
2769 if (ret < 0) {
2770 mbedtls_printf(" Test error: ssl_async_set_key failed (%d)\n",
2771 ret);
2772 goto exit;
2773 }
2774 pk = NULL;
2775 }
2776 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
2777 if ((ret = mbedtls_ssl_conf_own_cert(&conf, &srvcert2, pk)) != 0) {
2778 mbedtls_printf(" failed\n ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret);
2779 goto exit;
2780 }
2781 }
2782
2783 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
2784 if (opt.async_operations[0] != '-') {
2785 mbedtls_ssl_async_sign_t *sign = NULL;
2786 mbedtls_ssl_async_decrypt_t *decrypt = NULL;
2787 const char *r;
2788 for (r = opt.async_operations; *r; r++) {
2789 switch (*r) {
2790 case 'd':
2791 decrypt = ssl_async_decrypt;
2792 break;
2793 case 's':
2794 sign = ssl_async_sign;
2795 break;
2796 }
2797 }
2798 ssl_async_keys.inject_error = (opt.async_private_error < 0 ?
2799 -opt.async_private_error :
2800 opt.async_private_error);
2801 ssl_async_keys.f_rng = rng_get;
2802 ssl_async_keys.p_rng = &rng;
2803 mbedtls_ssl_conf_async_private_cb(&conf,
2804 sign,
2805 decrypt,
2806 ssl_async_resume,
2807 ssl_async_cancel,
2808 &ssl_async_keys);
2809 }
2810 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
2811 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
2812
2813 #if defined(SNI_OPTION)
2814 if (opt.sni != NULL) {
2815 mbedtls_ssl_conf_sni(&conf, sni_callback, sni_info);
2816 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
2817 if (opt.async_private_delay2 >= 0) {
2818 sni_entry *cur;
2819 for (cur = sni_info; cur != NULL; cur = cur->next) {
2820 ret = ssl_async_set_key(&ssl_async_keys,
2821 cur->cert, cur->key, 1,
2822 opt.async_private_delay2);
2823 if (ret < 0) {
2824 mbedtls_printf(" Test error: ssl_async_set_key failed (%d)\n",
2825 ret);
2826 goto exit;
2827 }
2828 cur->key = NULL;
2829 }
2830 }
2831 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
2832 }
2833 #endif
2834
2835 #if defined(MBEDTLS_ECP_C)
2836 if (opt.curves != NULL &&
2837 strcmp(opt.curves, "default") != 0) {
2838 mbedtls_ssl_conf_curves(&conf, curve_list);
2839 }
2840 #endif
2841
2842 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
2843
2844 if (strlen(opt.psk) != 0 && strlen(opt.psk_identity) != 0) {
2845 #if defined(MBEDTLS_USE_PSA_CRYPTO)
2846 if (opt.psk_opaque != 0) {
2847 /* The algorithm has already been determined earlier. */
2848 status = psa_setup_psk_key_slot(&psk_slot, alg, psk, psk_len);
2849 if (status != PSA_SUCCESS) {
2850 fprintf(stderr, "SETUP FAIL\n");
2851 ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
2852 goto exit;
2853 }
2854 if ((ret = mbedtls_ssl_conf_psk_opaque(&conf, psk_slot,
2855 (const unsigned char *) opt.psk_identity,
2856 strlen(opt.psk_identity))) != 0) {
2857 mbedtls_printf(" failed\n ! mbedtls_ssl_conf_psk_opaque returned %d\n\n",
2858 ret);
2859 goto exit;
2860 }
2861 } else
2862 #endif /* MBEDTLS_USE_PSA_CRYPTO */
2863 if (psk_len > 0) {
2864 ret = mbedtls_ssl_conf_psk(&conf, psk, psk_len,
2865 (const unsigned char *) opt.psk_identity,
2866 strlen(opt.psk_identity));
2867 if (ret != 0) {
2868 mbedtls_printf(" failed\n mbedtls_ssl_conf_psk returned -0x%04X\n\n",
2869 (unsigned int) -ret);
2870 goto exit;
2871 }
2872 }
2873 }
2874
2875 if (opt.psk_list != NULL) {
2876 #if defined(MBEDTLS_USE_PSA_CRYPTO)
2877 if (opt.psk_list_opaque != 0) {
2878 psk_entry *cur_psk;
2879 for (cur_psk = psk_info; cur_psk != NULL; cur_psk = cur_psk->next) {
2880
2881 status = psa_setup_psk_key_slot(&cur_psk->slot, alg,
2882 cur_psk->key,
2883 cur_psk->key_len);
2884 if (status != PSA_SUCCESS) {
2885 ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
2886 goto exit;
2887 }
2888 }
2889 }
2890 #endif /* MBEDTLS_USE_PSA_CRYPTO */
2891
2892 mbedtls_ssl_conf_psk_cb(&conf, psk_callback, psk_info);
2893 }
2894 #endif
2895
2896 #if defined(MBEDTLS_DHM_C)
2897 /*
2898 * Use different group than default DHM group
2899 */
2900 #if defined(MBEDTLS_FS_IO)
2901 if (opt.dhm_file != NULL) {
2902 ret = mbedtls_ssl_conf_dh_param_ctx(&conf, &dhm);
2903 }
2904 #endif
2905 if (ret != 0) {
2906 mbedtls_printf(" failed\n mbedtls_ssl_conf_dh_param returned -0x%04X\n\n",
2907 (unsigned int) -ret);
2908 goto exit;
2909 }
2910 #endif
2911
2912 if (opt.min_version != DFL_MIN_VERSION) {
2913 mbedtls_ssl_conf_min_version(&conf, MBEDTLS_SSL_MAJOR_VERSION_3, opt.min_version);
2914 }
2915
2916 if (opt.max_version != DFL_MIN_VERSION) {
2917 mbedtls_ssl_conf_max_version(&conf, MBEDTLS_SSL_MAJOR_VERSION_3, opt.max_version);
2918 }
2919
2920 if ((ret = mbedtls_ssl_setup(&ssl, &conf)) != 0) {
2921 mbedtls_printf(" failed\n ! mbedtls_ssl_setup returned -0x%x\n\n", (unsigned int) -ret);
2922 goto exit;
2923 }
2924
2925 io_ctx.ssl = &ssl;
2926 io_ctx.net = &client_fd;
2927 mbedtls_ssl_set_bio(&ssl, &io_ctx, send_cb, recv_cb,
2928 opt.nbio == 0 ? recv_timeout_cb : NULL);
2929
2930 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
2931 if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
2932 if ((ret = mbedtls_ssl_set_cid(&ssl, opt.cid_enabled,
2933 cid, cid_len)) != 0) {
2934 mbedtls_printf(" failed\n ! mbedtls_ssl_set_cid returned %d\n\n",
2935 ret);
2936 goto exit;
2937 }
2938 }
2939 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
2940
2941 #if defined(MBEDTLS_SSL_PROTO_DTLS)
2942 if (opt.dtls_mtu != DFL_DTLS_MTU) {
2943 mbedtls_ssl_set_mtu(&ssl, opt.dtls_mtu);
2944 }
2945 #endif
2946
2947 #if defined(MBEDTLS_TIMING_C)
2948 mbedtls_ssl_set_timer_cb(&ssl, &timer, mbedtls_timing_set_delay,
2949 mbedtls_timing_get_delay);
2950 #endif
2951
2952 mbedtls_printf(" ok\n");
2953
2954 reset:
2955 #if !defined(_WIN32)
2956 if (received_sigterm) {
2957 mbedtls_printf(" interrupted by SIGTERM (not in net_accept())\n");
2958 if (ret == MBEDTLS_ERR_NET_INVALID_CONTEXT) {
2959 ret = 0;
2960 }
2961
2962 goto exit;
2963 }
2964 #endif
2965
2966 if (ret == MBEDTLS_ERR_SSL_CLIENT_RECONNECT) {
2967 mbedtls_printf(" ! Client initiated reconnection from same port\n");
2968 goto handshake;
2969 }
2970
2971 #ifdef MBEDTLS_ERROR_C
2972 if (ret != 0) {
2973 char error_buf[100];
2974 mbedtls_strerror(ret, error_buf, 100);
2975 mbedtls_printf("Last error was: %d - %s\n\n", ret, error_buf);
2976 }
2977 #endif
2978
2979 mbedtls_net_free(&client_fd);
2980
2981 mbedtls_ssl_session_reset(&ssl);
2982
2983 /*
2984 * 3. Wait until a client connects
2985 */
2986 mbedtls_printf(" . Waiting for a remote connection ...");
2987 fflush(stdout);
2988
2989 if ((ret = mbedtls_net_accept(&listen_fd, &client_fd,
2990 client_ip, sizeof(client_ip), &cliip_len)) != 0) {
2991 #if !defined(_WIN32)
2992 if (received_sigterm) {
2993 mbedtls_printf(" interrupted by SIGTERM (in net_accept())\n");
2994 if (ret == MBEDTLS_ERR_NET_ACCEPT_FAILED) {
2995 ret = 0;
2996 }
2997
2998 goto exit;
2999 }
3000 #endif
3001
3002 mbedtls_printf(" failed\n ! mbedtls_net_accept returned -0x%x\n\n", (unsigned int) -ret);
3003 goto exit;
3004 }
3005
3006 if (opt.nbio > 0) {
3007 ret = mbedtls_net_set_nonblock(&client_fd);
3008 } else {
3009 ret = mbedtls_net_set_block(&client_fd);
3010 }
3011 if (ret != 0) {
3012 mbedtls_printf(" failed\n ! net_set_(non)block() returned -0x%x\n\n", (unsigned int) -ret);
3013 goto exit;
3014 }
3015
3016 mbedtls_ssl_conf_read_timeout(&conf, opt.read_timeout);
3017
3018 #if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY)
3019 if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
3020 if ((ret = mbedtls_ssl_set_client_transport_id(&ssl,
3021 client_ip, cliip_len)) != 0) {
3022 mbedtls_printf(" failed\n ! mbedtls_ssl_set_client_transport_id() returned -0x%x\n\n",
3023 (unsigned int) -ret);
3024 goto exit;
3025 }
3026 }
3027 #endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY */
3028
3029 #if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
3030 if (opt.ecjpake_pw != DFL_ECJPAKE_PW) {
3031 if ((ret = mbedtls_ssl_set_hs_ecjpake_password(&ssl,
3032 (const unsigned char *) opt.ecjpake_pw,
3033 strlen(opt.ecjpake_pw))) != 0) {
3034 mbedtls_printf(" failed\n ! mbedtls_ssl_set_hs_ecjpake_password returned %d\n\n", ret);
3035 goto exit;
3036 }
3037 }
3038 #endif
3039
3040 /*
3041 * 4. Handshake
3042 */
3043 handshake:
3044 mbedtls_printf(" . Performing the SSL/TLS handshake...");
3045 fflush(stdout);
3046
3047 while ((ret = mbedtls_ssl_handshake(&ssl)) != 0) {
3048 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
3049 if (ret == MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS &&
3050 ssl_async_keys.inject_error == SSL_ASYNC_INJECT_ERROR_CANCEL) {
3051 mbedtls_printf(" cancelling on injected error\n");
3052 break;
3053 }
3054 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
3055
3056 if (!mbedtls_status_is_ssl_in_progress(ret)) {
3057 break;
3058 }
3059
3060 /* For event-driven IO, wait for socket to become available */
3061 if (opt.event == 1 /* level triggered IO */) {
3062 #if defined(MBEDTLS_TIMING_C)
3063 ret = idle(&client_fd, &timer, ret);
3064 #else
3065 ret = idle(&client_fd, ret);
3066 #endif
3067 if (ret != 0) {
3068 goto reset;
3069 }
3070 }
3071 }
3072
3073 if (ret == MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED) {
3074 mbedtls_printf(" hello verification requested\n");
3075 ret = 0;
3076 goto reset;
3077 } else if (ret != 0) {
3078 mbedtls_printf(" failed\n ! mbedtls_ssl_handshake returned -0x%x\n\n",
3079 (unsigned int) -ret);
3080
3081 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
3082 if (ret == MBEDTLS_ERR_X509_CERT_VERIFY_FAILED) {
3083 char vrfy_buf[512];
3084 flags = mbedtls_ssl_get_verify_result(&ssl);
3085
3086 mbedtls_x509_crt_verify_info(vrfy_buf, sizeof(vrfy_buf), " ! ", flags);
3087
3088 mbedtls_printf("%s\n", vrfy_buf);
3089 }
3090 #endif
3091
3092 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
3093 if (opt.async_private_error < 0) {
3094 /* Injected error only the first time round, to test reset */
3095 ssl_async_keys.inject_error = SSL_ASYNC_INJECT_ERROR_NONE;
3096 }
3097 #endif
3098 goto reset;
3099 } else { /* ret == 0 */
3100 mbedtls_printf(" ok\n [ Protocol is %s ]\n [ Ciphersuite is %s ]\n",
3101 mbedtls_ssl_get_version(&ssl), mbedtls_ssl_get_ciphersuite(&ssl));
3102 }
3103
3104 if ((ret = mbedtls_ssl_get_record_expansion(&ssl)) >= 0) {
3105 mbedtls_printf(" [ Record expansion is %d ]\n", ret);
3106 } else {
3107 mbedtls_printf(" [ Record expansion is unknown (compression) ]\n");
3108 }
3109
3110 #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
3111 mbedtls_printf(" [ Maximum input fragment length is %u ]\n",
3112 (unsigned int) mbedtls_ssl_get_input_max_frag_len(&ssl));
3113 mbedtls_printf(" [ Maximum output fragment length is %u ]\n",
3114 (unsigned int) mbedtls_ssl_get_output_max_frag_len(&ssl));
3115 #endif
3116
3117 #if defined(MBEDTLS_SSL_ALPN)
3118 if (opt.alpn_string != NULL) {
3119 const char *alp = mbedtls_ssl_get_alpn_protocol(&ssl);
3120 mbedtls_printf(" [ Application Layer Protocol is %s ]\n",
3121 alp ? alp : "(none)");
3122 }
3123 #endif
3124
3125 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
3126 /*
3127 * 5. Verify the client certificate
3128 */
3129 mbedtls_printf(" . Verifying peer X.509 certificate...");
3130
3131 if ((flags = mbedtls_ssl_get_verify_result(&ssl)) != 0) {
3132 char vrfy_buf[512];
3133
3134 mbedtls_printf(" failed\n");
3135
3136 mbedtls_x509_crt_verify_info(vrfy_buf, sizeof(vrfy_buf), " ! ", flags);
3137
3138 mbedtls_printf("%s\n", vrfy_buf);
3139 } else {
3140 mbedtls_printf(" ok\n");
3141 }
3142
3143 if (mbedtls_ssl_get_peer_cert(&ssl) != NULL) {
3144 char crt_buf[512];
3145
3146 mbedtls_printf(" . Peer certificate information ...\n");
3147 mbedtls_x509_crt_info(crt_buf, sizeof(crt_buf), " ",
3148 mbedtls_ssl_get_peer_cert(&ssl));
3149 mbedtls_printf("%s\n", crt_buf);
3150 }
3151 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
3152
3153 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
3154 if (opt.eap_tls != 0) {
3155 size_t j = 0;
3156
3157 if ((ret = mbedtls_ssl_tls_prf(eap_tls_keying.tls_prf_type,
3158 eap_tls_keying.master_secret,
3159 sizeof(eap_tls_keying.master_secret),
3160 eap_tls_label,
3161 eap_tls_keying.randbytes,
3162 sizeof(eap_tls_keying.randbytes),
3163 eap_tls_keymaterial,
3164 sizeof(eap_tls_keymaterial)))
3165 != 0) {
3166 mbedtls_printf(" failed\n ! mbedtls_ssl_tls_prf returned -0x%x\n\n",
3167 (unsigned int) -ret);
3168 goto reset;
3169 }
3170
3171 mbedtls_printf(" EAP-TLS key material is:");
3172 for (j = 0; j < sizeof(eap_tls_keymaterial); j++) {
3173 if (j % 8 == 0) {
3174 mbedtls_printf("\n ");
3175 }
3176 mbedtls_printf("%02x ", eap_tls_keymaterial[j]);
3177 }
3178 mbedtls_printf("\n");
3179
3180 if ((ret = mbedtls_ssl_tls_prf(eap_tls_keying.tls_prf_type, NULL, 0,
3181 eap_tls_label,
3182 eap_tls_keying.randbytes,
3183 sizeof(eap_tls_keying.randbytes),
3184 eap_tls_iv,
3185 sizeof(eap_tls_iv))) != 0) {
3186 mbedtls_printf(" failed\n ! mbedtls_ssl_tls_prf returned -0x%x\n\n",
3187 (unsigned int) -ret);
3188 goto reset;
3189 }
3190
3191 mbedtls_printf(" EAP-TLS IV is:");
3192 for (j = 0; j < sizeof(eap_tls_iv); j++) {
3193 if (j % 8 == 0) {
3194 mbedtls_printf("\n ");
3195 }
3196 mbedtls_printf("%02x ", eap_tls_iv[j]);
3197 }
3198 mbedtls_printf("\n");
3199 }
3200
3201 #if defined(MBEDTLS_SSL_DTLS_SRTP)
3202 else if (opt.use_srtp != 0) {
3203 size_t j = 0;
3204 mbedtls_dtls_srtp_info dtls_srtp_negotiation_result;
3205 mbedtls_ssl_get_dtls_srtp_negotiation_result(&ssl, &dtls_srtp_negotiation_result);
3206
3207 if (dtls_srtp_negotiation_result.chosen_dtls_srtp_profile
3208 == MBEDTLS_TLS_SRTP_UNSET) {
3209 mbedtls_printf(" Unable to negotiate "
3210 "the use of DTLS-SRTP\n");
3211 } else {
3212 if ((ret = mbedtls_ssl_tls_prf(dtls_srtp_keying.tls_prf_type,
3213 dtls_srtp_keying.master_secret,
3214 sizeof(dtls_srtp_keying.master_secret),
3215 dtls_srtp_label,
3216 dtls_srtp_keying.randbytes,
3217 sizeof(dtls_srtp_keying.randbytes),
3218 dtls_srtp_key_material,
3219 sizeof(dtls_srtp_key_material)))
3220 != 0) {
3221 mbedtls_printf(" failed\n ! mbedtls_ssl_tls_prf returned -0x%x\n\n",
3222 (unsigned int) -ret);
3223 goto exit;
3224 }
3225
3226 mbedtls_printf(" DTLS-SRTP key material is:");
3227 for (j = 0; j < sizeof(dtls_srtp_key_material); j++) {
3228 if (j % 8 == 0) {
3229 mbedtls_printf("\n ");
3230 }
3231 mbedtls_printf("%02x ", dtls_srtp_key_material[j]);
3232 }
3233 mbedtls_printf("\n");
3234
3235 /* produce a less readable output used to perform automatic checks
3236 * - compare client and server output
3237 * - interop test with openssl which client produces this kind of output
3238 */
3239 mbedtls_printf(" Keying material: ");
3240 for (j = 0; j < sizeof(dtls_srtp_key_material); j++) {
3241 mbedtls_printf("%02X", dtls_srtp_key_material[j]);
3242 }
3243 mbedtls_printf("\n");
3244
3245 if (dtls_srtp_negotiation_result.mki_len > 0) {
3246 mbedtls_printf(" DTLS-SRTP mki value: ");
3247 for (j = 0; j < dtls_srtp_negotiation_result.mki_len; j++) {
3248 mbedtls_printf("%02X", dtls_srtp_negotiation_result.mki_value[j]);
3249 }
3250 } else {
3251 mbedtls_printf(" DTLS-SRTP no mki value negotiated");
3252 }
3253 mbedtls_printf("\n");
3254
3255 }
3256 }
3257 #endif /* MBEDTLS_SSL_DTLS_SRTP */
3258 #endif /* MBEDTLS_SSL_EXPORT_KEYS */
3259
3260 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
3261 ret = report_cid_usage(&ssl, "initial handshake");
3262 if (ret != 0) {
3263 goto exit;
3264 }
3265
3266 if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
3267 if ((ret = mbedtls_ssl_set_cid(&ssl, opt.cid_enabled_renego,
3268 cid_renego, cid_renego_len)) != 0) {
3269 mbedtls_printf(" failed\n ! mbedtls_ssl_set_cid returned %d\n\n",
3270 ret);
3271 goto exit;
3272 }
3273 }
3274 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
3275
3276 #if defined(MBEDTLS_MEMORY_DEBUG)
3277 mbedtls_memory_buffer_alloc_cur_get(¤t_heap_memory, &heap_blocks);
3278 mbedtls_memory_buffer_alloc_max_get(&peak_heap_memory, &heap_blocks);
3279 mbedtls_printf("Heap memory usage after handshake: %lu bytes. Peak memory usage was %lu\n",
3280 (unsigned long) current_heap_memory, (unsigned long) peak_heap_memory);
3281 #endif /* MBEDTLS_MEMORY_DEBUG */
3282
3283 if (opt.exchanges == 0) {
3284 goto close_notify;
3285 }
3286
3287 exchanges_left = opt.exchanges;
3288 data_exchange:
3289 /*
3290 * 6. Read the HTTP Request
3291 */
3292 mbedtls_printf(" < Read from client:");
3293 fflush(stdout);
3294
3295 /*
3296 * TLS and DTLS need different reading styles (stream vs datagram)
3297 */
3298 if (opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM) {
3299 do {
3300 int terminated = 0;
3301 len = opt.buffer_size;
3302 memset(buf, 0, opt.buffer_size);
3303 ret = mbedtls_ssl_read(&ssl, buf, len);
3304
3305 if (mbedtls_status_is_ssl_in_progress(ret)) {
3306 if (opt.event == 1 /* level triggered IO */) {
3307 #if defined(MBEDTLS_TIMING_C)
3308 idle(&client_fd, &timer, ret);
3309 #else
3310 idle(&client_fd, ret);
3311 #endif
3312 }
3313
3314 continue;
3315 }
3316
3317 if (ret <= 0) {
3318 switch (ret) {
3319 case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY:
3320 mbedtls_printf(" connection was closed gracefully\n");
3321 goto close_notify;
3322
3323 case 0:
3324 case MBEDTLS_ERR_NET_CONN_RESET:
3325 mbedtls_printf(" connection was reset by peer\n");
3326 ret = MBEDTLS_ERR_NET_CONN_RESET;
3327 goto reset;
3328
3329 default:
3330 mbedtls_printf(" mbedtls_ssl_read returned -0x%x\n", (unsigned int) -ret);
3331 goto reset;
3332 }
3333 }
3334
3335 if (mbedtls_ssl_get_bytes_avail(&ssl) == 0) {
3336 len = ret;
3337 buf[len] = '\0';
3338 mbedtls_printf(" %d bytes read\n\n%s\n", len, (char *) buf);
3339
3340 /* End of message should be detected according to the syntax of the
3341 * application protocol (eg HTTP), just use a dummy test here. */
3342 if (buf[len - 1] == '\n') {
3343 terminated = 1;
3344 }
3345 } else {
3346 int extra_len, ori_len;
3347 unsigned char *larger_buf;
3348
3349 ori_len = ret;
3350 extra_len = (int) mbedtls_ssl_get_bytes_avail(&ssl);
3351
3352 larger_buf = mbedtls_calloc(1, ori_len + extra_len + 1);
3353 if (larger_buf == NULL) {
3354 mbedtls_printf(" ! memory allocation failed\n");
3355 ret = 1;
3356 goto reset;
3357 }
3358
3359 memset(larger_buf, 0, ori_len + extra_len);
3360 memcpy(larger_buf, buf, ori_len);
3361
3362 /* This read should never fail and get the whole cached data */
3363 ret = mbedtls_ssl_read(&ssl, larger_buf + ori_len, extra_len);
3364 if (ret != extra_len ||
3365 mbedtls_ssl_get_bytes_avail(&ssl) != 0) {
3366 mbedtls_printf(" ! mbedtls_ssl_read failed on cached data\n");
3367 ret = 1;
3368 goto reset;
3369 }
3370
3371 larger_buf[ori_len + extra_len] = '\0';
3372 mbedtls_printf(" %d bytes read (%d + %d)\n\n%s\n",
3373 ori_len + extra_len, ori_len, extra_len,
3374 (char *) larger_buf);
3375
3376 /* End of message should be detected according to the syntax of the
3377 * application protocol (eg HTTP), just use a dummy test here. */
3378 if (larger_buf[ori_len + extra_len - 1] == '\n') {
3379 terminated = 1;
3380 }
3381
3382 mbedtls_free(larger_buf);
3383 }
3384
3385 if (terminated) {
3386 ret = 0;
3387 break;
3388 }
3389 } while (1);
3390 } else { /* Not stream, so datagram */
3391 len = opt.buffer_size;
3392 memset(buf, 0, opt.buffer_size);
3393
3394 do {
3395 /* Without the call to `mbedtls_ssl_check_pending`, it might
3396 * happen that the client sends application data in the same
3397 * datagram as the Finished message concluding the handshake.
3398 * In this case, the application data would be ready to be
3399 * processed while the underlying transport wouldn't signal
3400 * any further incoming data.
3401 *
3402 * See the test 'Event-driven I/O: session-id resume, UDP packing'
3403 * in tests/ssl-opt.sh.
3404 */
3405
3406 /* For event-driven IO, wait for socket to become available */
3407 if (mbedtls_ssl_check_pending(&ssl) == 0 &&
3408 opt.event == 1 /* level triggered IO */) {
3409 #if defined(MBEDTLS_TIMING_C)
3410 idle(&client_fd, &timer, MBEDTLS_ERR_SSL_WANT_READ);
3411 #else
3412 idle(&client_fd, MBEDTLS_ERR_SSL_WANT_READ);
3413 #endif
3414 }
3415
3416 ret = mbedtls_ssl_read(&ssl, buf, len);
3417
3418 /* Note that even if `mbedtls_ssl_check_pending` returns true,
3419 * it can happen that the subsequent call to `mbedtls_ssl_read`
3420 * returns `MBEDTLS_ERR_SSL_WANT_READ`, because the pending messages
3421 * might be discarded (e.g. because they are retransmissions). */
3422 } while (mbedtls_status_is_ssl_in_progress(ret));
3423
3424 if (ret <= 0) {
3425 switch (ret) {
3426 case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY:
3427 mbedtls_printf(" connection was closed gracefully\n");
3428 goto close_notify;
3429
3430 default:
3431 mbedtls_printf(" mbedtls_ssl_read returned -0x%x\n", (unsigned int) -ret);
3432 goto reset;
3433 }
3434 }
3435
3436 len = ret;
3437 buf[len] = '\0';
3438 mbedtls_printf(" %d bytes read\n\n%s", len, (char *) buf);
3439 ret = 0;
3440 }
3441
3442 /*
3443 * 7a. Request renegotiation while client is waiting for input from us.
3444 * (only on the first exchange, to be able to test retransmission)
3445 */
3446 #if defined(MBEDTLS_SSL_RENEGOTIATION)
3447 if (opt.renegotiate && exchanges_left == opt.exchanges) {
3448 mbedtls_printf(" . Requestion renegotiation...");
3449 fflush(stdout);
3450
3451 while ((ret = mbedtls_ssl_renegotiate(&ssl)) != 0) {
3452 if (!mbedtls_status_is_ssl_in_progress(ret)) {
3453 mbedtls_printf(" failed\n ! mbedtls_ssl_renegotiate returned %d\n\n", ret);
3454 goto reset;
3455 }
3456
3457 /* For event-driven IO, wait for socket to become available */
3458 if (opt.event == 1 /* level triggered IO */) {
3459 #if defined(MBEDTLS_TIMING_C)
3460 idle(&client_fd, &timer, ret);
3461 #else
3462 idle(&client_fd, ret);
3463 #endif
3464 }
3465 }
3466
3467 mbedtls_printf(" ok\n");
3468 }
3469 #endif /* MBEDTLS_SSL_RENEGOTIATION */
3470
3471 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
3472 ret = report_cid_usage(&ssl, "after renegotiation");
3473 if (ret != 0) {
3474 goto exit;
3475 }
3476 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
3477
3478 /*
3479 * 7. Write the 200 Response
3480 */
3481 mbedtls_printf(" > Write to client:");
3482 fflush(stdout);
3483
3484 /* If the format of the response changes, make sure there is enough
3485 * room in buf (buf_content_size calculation above). */
3486 len = sprintf((char *) buf, HTTP_RESPONSE,
3487 mbedtls_ssl_get_ciphersuite(&ssl));
3488
3489 /* Add padding to the response to reach opt.response_size in length */
3490 if (opt.response_size != DFL_RESPONSE_SIZE &&
3491 len < opt.response_size) {
3492 memset(buf + len, 'B', opt.response_size - len);
3493 len += opt.response_size - len;
3494 }
3495
3496 /* Truncate if response size is smaller than the "natural" size */
3497 if (opt.response_size != DFL_RESPONSE_SIZE &&
3498 len > opt.response_size) {
3499 len = opt.response_size;
3500
3501 /* Still end with \r\n unless that's really not possible */
3502 if (len >= 2) {
3503 buf[len - 2] = '\r';
3504 }
3505 if (len >= 1) {
3506 buf[len - 1] = '\n';
3507 }
3508 }
3509
3510 if (opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM) {
3511 for (written = 0, frags = 0; written < len; written += ret, frags++) {
3512 while ((ret = mbedtls_ssl_write(&ssl, buf + written, len - written))
3513 <= 0) {
3514 if (ret == MBEDTLS_ERR_NET_CONN_RESET) {
3515 mbedtls_printf(" failed\n ! peer closed the connection\n\n");
3516 goto reset;
3517 }
3518
3519 if (!mbedtls_status_is_ssl_in_progress(ret)) {
3520 mbedtls_printf(" failed\n ! mbedtls_ssl_write returned %d\n\n", ret);
3521 goto reset;
3522 }
3523
3524 /* For event-driven IO, wait for socket to become available */
3525 if (opt.event == 1 /* level triggered IO */) {
3526 #if defined(MBEDTLS_TIMING_C)
3527 idle(&client_fd, &timer, ret);
3528 #else
3529 idle(&client_fd, ret);
3530 #endif
3531 }
3532 }
3533 }
3534 } else { /* Not stream, so datagram */
3535 while (1) {
3536 ret = mbedtls_ssl_write(&ssl, buf, len);
3537
3538 if (!mbedtls_status_is_ssl_in_progress(ret)) {
3539 break;
3540 }
3541
3542 /* For event-driven IO, wait for socket to become available */
3543 if (opt.event == 1 /* level triggered IO */) {
3544 #if defined(MBEDTLS_TIMING_C)
3545 idle(&client_fd, &timer, ret);
3546 #else
3547 idle(&client_fd, ret);
3548 #endif
3549 }
3550 }
3551
3552 if (ret < 0) {
3553 mbedtls_printf(" failed\n ! mbedtls_ssl_write returned %d\n\n", ret);
3554 goto reset;
3555 }
3556
3557 frags = 1;
3558 written = ret;
3559 }
3560
3561 buf[written] = '\0';
3562 mbedtls_printf(" %d bytes written in %d fragments\n\n%s\n", written, frags, (char *) buf);
3563 ret = 0;
3564
3565 /*
3566 * 7b. Simulate serialize/deserialize and go back to data exchange
3567 */
3568 #if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
3569 if (opt.serialize != 0) {
3570 size_t buf_len;
3571
3572 mbedtls_printf(" . Serializing live connection...");
3573
3574 ret = mbedtls_ssl_context_save(&ssl, NULL, 0, &buf_len);
3575 if (ret != MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL) {
3576 mbedtls_printf(" failed\n ! mbedtls_ssl_context_save returned "
3577 "-0x%x\n\n", (unsigned int) -ret);
3578
3579 goto exit;
3580 }
3581
3582 if ((context_buf = mbedtls_calloc(1, buf_len)) == NULL) {
3583 mbedtls_printf(" failed\n ! Couldn't allocate buffer for "
3584 "serialized context");
3585
3586 goto exit;
3587 }
3588 context_buf_len = buf_len;
3589
3590 if ((ret = mbedtls_ssl_context_save(&ssl, context_buf,
3591 buf_len, &buf_len)) != 0) {
3592 mbedtls_printf(" failed\n ! mbedtls_ssl_context_save returned "
3593 "-0x%x\n\n", (unsigned int) -ret);
3594
3595 goto exit;
3596 }
3597
3598 mbedtls_printf(" ok\n");
3599
3600 /* Save serialized context to the 'opt.context_file' as a base64 code */
3601 if (0 < strlen(opt.context_file)) {
3602 FILE *b64_file;
3603 uint8_t *b64_buf;
3604 size_t b64_len;
3605
3606 mbedtls_printf(" . Save serialized context to a file... ");
3607
3608 mbedtls_base64_encode(NULL, 0, &b64_len, context_buf, buf_len);
3609
3610 if ((b64_buf = mbedtls_calloc(1, b64_len)) == NULL) {
3611 mbedtls_printf("failed\n ! Couldn't allocate buffer for "
3612 "the base64 code\n");
3613 goto exit;
3614 }
3615
3616 if ((ret = mbedtls_base64_encode(b64_buf, b64_len, &b64_len,
3617 context_buf, buf_len)) != 0) {
3618 mbedtls_printf("failed\n ! mbedtls_base64_encode returned "
3619 "-0x%x\n", (unsigned int) -ret);
3620 mbedtls_free(b64_buf);
3621 goto exit;
3622 }
3623
3624 if ((b64_file = fopen(opt.context_file, "w")) == NULL) {
3625 mbedtls_printf("failed\n ! Cannot open '%s' for writing.\n",
3626 opt.context_file);
3627 mbedtls_free(b64_buf);
3628 goto exit;
3629 }
3630
3631 if (b64_len != fwrite(b64_buf, 1, b64_len, b64_file)) {
3632 mbedtls_printf("failed\n ! fwrite(%ld bytes) failed\n",
3633 (long) b64_len);
3634 mbedtls_free(b64_buf);
3635 fclose(b64_file);
3636 goto exit;
3637 }
3638
3639 mbedtls_free(b64_buf);
3640 fclose(b64_file);
3641
3642 mbedtls_printf("ok\n");
3643 }
3644
3645 /*
3646 * This simulates a workflow where you have a long-lived server
3647 * instance, potentially with a pool of ssl_context objects, and you
3648 * just want to re-use one while the connection is inactive: in that
3649 * case you can just reset() it, and then it's ready to receive
3650 * serialized data from another connection (or the same here).
3651 */
3652 if (opt.serialize == 1) {
3653 /* nothing to do here, done by context_save() already */
3654 mbedtls_printf(" . Context has been reset... ok\n");
3655 }
3656
3657 /*
3658 * This simulates a workflow where you have one server instance per
3659 * connection, and want to release it entire when the connection is
3660 * inactive, and spawn it again when needed again - this would happen
3661 * between ssl_free() and ssl_init() below, together with any other
3662 * teardown/startup code needed - for example, preparing the
3663 * ssl_config again (see section 3 "setup stuff" in this file).
3664 */
3665 if (opt.serialize == 2) {
3666 mbedtls_printf(" . Freeing and reinitializing context...");
3667
3668 mbedtls_ssl_free(&ssl);
3669
3670 mbedtls_ssl_init(&ssl);
3671
3672 if ((ret = mbedtls_ssl_setup(&ssl, &conf)) != 0) {
3673 mbedtls_printf(" failed\n ! mbedtls_ssl_setup returned "
3674 "-0x%x\n\n", (unsigned int) -ret);
3675 goto exit;
3676 }
3677
3678 /*
3679 * This illustrates the minimum amount of things you need to set
3680 * up, however you could set up much more if desired, for example
3681 * if you want to share your set up code between the case of
3682 * establishing a new connection and this case.
3683 */
3684 if (opt.nbio == 2) {
3685 mbedtls_ssl_set_bio(&ssl, &client_fd, delayed_send,
3686 delayed_recv, NULL);
3687 } else {
3688 mbedtls_ssl_set_bio(&ssl, &client_fd, mbedtls_net_send,
3689 mbedtls_net_recv,
3690 opt.nbio == 0 ? mbedtls_net_recv_timeout : NULL);
3691 }
3692
3693 #if defined(MBEDTLS_TIMING_C)
3694 mbedtls_ssl_set_timer_cb(&ssl, &timer,
3695 mbedtls_timing_set_delay,
3696 mbedtls_timing_get_delay);
3697 #endif /* MBEDTLS_TIMING_C */
3698
3699 mbedtls_printf(" ok\n");
3700 }
3701
3702 mbedtls_printf(" . Deserializing connection...");
3703
3704 if ((ret = mbedtls_ssl_context_load(&ssl, context_buf,
3705 buf_len)) != 0) {
3706 mbedtls_printf("failed\n ! mbedtls_ssl_context_load returned "
3707 "-0x%x\n\n", (unsigned int) -ret);
3708
3709 goto exit;
3710 }
3711
3712 mbedtls_free(context_buf);
3713 context_buf = NULL;
3714 context_buf_len = 0;
3715
3716 mbedtls_printf(" ok\n");
3717 }
3718 #endif /* MBEDTLS_SSL_CONTEXT_SERIALIZATION */
3719
3720 /*
3721 * 7c. Continue doing data exchanges?
3722 */
3723 if (--exchanges_left > 0) {
3724 goto data_exchange;
3725 }
3726
3727 /*
3728 * 8. Done, cleanly close the connection
3729 */
3730 close_notify:
3731 mbedtls_printf(" . Closing the connection...");
3732
3733 /* No error checking, the connection might be closed already */
3734 do {
3735 ret = mbedtls_ssl_close_notify(&ssl);
3736 } while (ret == MBEDTLS_ERR_SSL_WANT_WRITE);
3737 ret = 0;
3738
3739 mbedtls_printf(" done\n");
3740
3741 goto reset;
3742
3743 /*
3744 * Cleanup and exit
3745 */
3746 exit:
3747 #ifdef MBEDTLS_ERROR_C
3748 if (ret != 0) {
3749 char error_buf[100];
3750 mbedtls_strerror(ret, error_buf, 100);
3751 mbedtls_printf("Last error was: -0x%X - %s\n\n", (unsigned int) -ret, error_buf);
3752 }
3753 #endif
3754
3755 if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
3756 mbedtls_printf(" . Cleaning up...");
3757 fflush(stdout);
3758 }
3759
3760 mbedtls_net_free(&client_fd);
3761 mbedtls_net_free(&listen_fd);
3762
3763 mbedtls_ssl_free(&ssl);
3764 mbedtls_ssl_config_free(&conf);
3765
3766 #if defined(MBEDTLS_SSL_CACHE_C)
3767 mbedtls_ssl_cache_free(&cache);
3768 #endif
3769 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
3770 mbedtls_ssl_ticket_free(&ticket_ctx);
3771 #endif
3772 #if defined(MBEDTLS_SSL_COOKIE_C)
3773 mbedtls_ssl_cookie_free(&cookie_ctx);
3774 #endif
3775
3776 #if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
3777 if (context_buf != NULL) {
3778 mbedtls_platform_zeroize(context_buf, context_buf_len);
3779 }
3780 mbedtls_free(context_buf);
3781 #endif
3782
3783 #if defined(SNI_OPTION)
3784 sni_free(sni_info);
3785 #endif
3786
3787 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
3788 ret = psk_free(psk_info);
3789 if ((ret != 0) && (opt.query_config_mode == DFL_QUERY_CONFIG_MODE)) {
3790 mbedtls_printf("Failed to list of opaque PSKs - error was %d\n", ret);
3791 }
3792 #endif
3793
3794 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
3795 mbedtls_x509_crt_free(&cacert);
3796 mbedtls_x509_crt_free(&srvcert);
3797 mbedtls_pk_free(&pkey);
3798 mbedtls_x509_crt_free(&srvcert2);
3799 mbedtls_pk_free(&pkey2);
3800 #if defined(MBEDTLS_USE_PSA_CRYPTO)
3801 psa_destroy_key(key_slot);
3802 psa_destroy_key(key_slot2);
3803 #endif
3804 #endif
3805
3806 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_FS_IO)
3807 mbedtls_dhm_free(&dhm);
3808 #endif
3809
3810 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
3811 for (i = 0; (size_t) i < ssl_async_keys.slots_used; i++) {
3812 if (ssl_async_keys.slots[i].pk_owned) {
3813 mbedtls_pk_free(ssl_async_keys.slots[i].pk);
3814 mbedtls_free(ssl_async_keys.slots[i].pk);
3815 ssl_async_keys.slots[i].pk = NULL;
3816 }
3817 }
3818 #endif
3819
3820 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED) && \
3821 defined(MBEDTLS_USE_PSA_CRYPTO)
3822 if (opt.psk_opaque != 0) {
3823 /* This is ok even if the slot hasn't been
3824 * initialized (we might have jumed here
3825 * immediately because of bad cmd line params,
3826 * for example). */
3827 status = psa_destroy_key(psk_slot);
3828 if ((status != PSA_SUCCESS) &&
3829 (opt.query_config_mode == DFL_QUERY_CONFIG_MODE)) {
3830 mbedtls_printf("Failed to destroy key slot %u - error was %d",
3831 (unsigned) psk_slot, (int) status);
3832 }
3833 }
3834 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED &&
3835 MBEDTLS_USE_PSA_CRYPTO */
3836
3837 #if defined(MBEDTLS_USE_PSA_CRYPTO)
3838 const char *message = mbedtls_test_helper_is_psa_leaking();
3839 if (message) {
3840 if (ret == 0) {
3841 ret = 1;
3842 }
3843 mbedtls_printf("PSA memory leak detected: %s\n", message);
3844 }
3845 #endif
3846
3847 /* For builds with MBEDTLS_TEST_USE_PSA_CRYPTO_RNG psa crypto
3848 * resources are freed by rng_free(). */
3849 #if defined(MBEDTLS_USE_PSA_CRYPTO) && \
3850 !defined(MBEDTLS_TEST_USE_PSA_CRYPTO_RNG)
3851 mbedtls_psa_crypto_free();
3852 #endif
3853
3854 rng_free(&rng);
3855
3856 mbedtls_free(buf);
3857
3858 #if defined(MBEDTLS_TEST_HOOKS)
3859 /* Let test hooks detect errors such as resource leaks.
3860 * Don't do it in query_config mode, because some test code prints
3861 * information to stdout and this gets mixed with the regular output. */
3862 if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
3863 if (test_hooks_failure_detected()) {
3864 if (ret == 0) {
3865 ret = 1;
3866 }
3867 mbedtls_printf("Test hooks detected errors.\n");
3868 }
3869 }
3870 test_hooks_free();
3871 #endif /* MBEDTLS_TEST_HOOKS */
3872
3873 #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
3874 #if defined(MBEDTLS_MEMORY_DEBUG)
3875 mbedtls_memory_buffer_alloc_status();
3876 #endif
3877 mbedtls_memory_buffer_alloc_free();
3878 #endif /* MBEDTLS_MEMORY_BUFFER_ALLOC_C */
3879
3880 if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
3881 mbedtls_printf(" done.\n");
3882
3883 #if defined(_WIN32)
3884 mbedtls_printf(" + Press Enter to exit this program.\n");
3885 fflush(stdout); getchar();
3886 #endif
3887 }
3888
3889 // Shell can not handle large exit numbers -> 1 for errors
3890 if (ret < 0) {
3891 ret = 1;
3892 }
3893
3894 if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
3895 mbedtls_exit(ret);
3896 } else {
3897 mbedtls_exit(query_config_ret);
3898 }
3899 }
3900 #endif /* !MBEDTLS_SSL_TEST_IMPOSSIBLE && MBEDTLS_SSL_SRV_C */
3901