Fix no-tls1_2
[openssl.git] / test / tls13encryptiontest.c
1 /*
2  * Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the OpenSSL license (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9
10 #include <openssl/ssl.h>
11 #include <openssl/evp.h>
12
13 #ifdef __VMS
14 # pragma names save
15 # pragma names as_is,shortened
16 #endif
17
18 #include "../ssl/ssl_locl.h"
19 #include "../ssl/record/record_locl.h"
20
21 #ifdef __VMS
22 # pragma names restore
23 #endif
24
25 #include "internal/nelem.h"
26 #include "testutil.h"
27
28 /*
29  * Based on the test vectors provided in:
30  * https://tools.ietf.org/html/draft-ietf-tls-tls13-vectors-06
31  */
32
33 typedef struct {
34     /*
35      * We split these into 3 chunks in order to work around the 509 character
36      * limit that the standard specifies for string literals
37      */
38     const char *plaintext[3];
39     const char *ciphertext[3];
40     const char *key;
41     const char *iv;
42     const char *seq;
43 } RECORD_DATA;
44
45 /*
46  * Note 1: The plaintext values given here have an additional "16" or "17" byte
47  * added to the end when compared to the official vectors. The official vectors
48  * do not include the inner content type, but we require it.
49  *
50  * Note 2: These are the vectors for the "Simple 1-RTT Handshake"
51  */
52 static RECORD_DATA refdata[] = {
53     {
54         /*
55          * Server: EncryptedExtensions, Certificate, CertificateVerify and
56          *         Finished
57          */
58         {
59             "080000240022000a00140012001d00170018001901000101010201030104001c"
60             "00024001000000000b0001b9000001b50001b0308201ac30820115a003020102"
61             "020102300d06092a864886f70d01010b0500300e310c300a0603550403130372"
62             "7361301e170d3136303733303031323335395a170d3236303733303031323335"
63             "395a300e310c300a0603550403130372736130819f300d06092a864886f70d01"
64             "0101050003818d0030818902818100b4bb498f8279303d980836399b36c6988c"
65             "0c68de55e1bdb826d3901a2461eafd2de49a91d015abbc9a95137ace6c1af19e",
66             "aa6af98c7ced43120998e187a80ee0ccb0524b1b018c3e0b63264d449a6d38e2"
67             "2a5fda430846748030530ef0461c8ca9d9efbfae8ea6d1d03e2bd193eff0ab9a"
68             "8002c47428a6d35a8d88d79f7f1e3f0203010001a31a301830090603551d1304"
69             "023000300b0603551d0f0404030205a0300d06092a864886f70d01010b050003"
70             "81810085aad2a0e5b9276b908c65f73a7267170618a54c5f8a7b337d2df7a594"
71             "365417f2eae8f8a58c8f8172f9319cf36b7fd6c55b80f21a03015156726096fd"
72             "335e5e67f2dbf102702e608ccae6bec1fc63a42a99be5c3eb7107c3c54e9b9eb",
73             "2bd5203b1c3b84e0a8b2f759409ba3eac9d91d402dcc0cc8f8961229ac9187b4"
74             "2b4de100000f00008408040080754040d0ddab8cf0e2da2bc4995b868ad745c8"
75             "e1564e33cde17880a42392cc624aeef6b67bb3f0ae71d9d54a2309731d87dc59"
76             "f642d733be2eb27484ad8a8c8eb3516a7ac57f2625e2b5c0888a8541f4e734f7"
77             "3d054761df1dd02f0e3e9a33cfa10b6e3eb4ebf7ac053b01fdabbddfc54133bc"
78             "d24c8bbdceb223b2aa03452a2914000020ac86acbc9cd25a45b57ad5b64db15d"
79             "4405cf8c80e314583ebf3283ef9a99310c16"
80         },
81         {
82             "f10b26d8fcaf67b5b828f712122216a1cd14187465b77637cbcd78539128bb93"
83             "246dcca1af56f1eaa271666077455bc54965d85f05f9bd36d6996171eb536aff"
84             "613eeddc42bad5a2d2227c4606f1215f980e7afaf56bd3b85a51be130003101a"
85             "758d077b1c891d8e7a22947e5a229851fd42a9dd422608f868272abf92b3d43f"
86             "b46ac420259346067f66322fd708885680f4b4433c29116f2dfa529e09bba53c"
87             "7cd920121724809eaddcc84307ef46fc51a0b33d99d39db337fcd761ce0f2b02"
88             "dc73dedb6fddb77c4f8099bde93d5bee08bcf2131f29a2a37ff07949e8f8bcdd",
89             "3e8310b8bf8b3444c85aaf0d2aeb2d4f36fd14d5cb51fcebff418b3827136ab9"
90             "529e9a3d3f35e4c0ae749ea2dbc94982a1281d3e6daab719aa4460889321a008"
91             "bf10fa06ac0c61cc122cc90d5e22c0030c986ae84a33a0c47df174bcfbd50bf7"
92             "8ffdf24051ab423db63d5815db2f830040f30521131c98c66f16c362addce2fb"
93             "a0602cf0a7dddf22e8def7516cdfee95b4056cc9ad38c95352335421b5b1ffba"
94             "df75e5212fdad7a75f52a2801486a1eec3539580bee0e4b337cda6085ac9eccd"
95             "1a0f1a46cebfbb5cdfa3251ac28c3bc826148c6d8c1eb6a06f77f6ff632c6a83",
96             "e283e8f9df7c6dbabf1c6ea40629a85b43ab0c73d34f9d5072832a104eda3f75"
97             "f5d83da6e14822a18e14099d749eafd823ca2ac7542086501eca206ce7887920"
98             "008573757ce2f230a890782b99cc682377beee812756d04f9025135fb599d746"
99             "fefe7316c922ac265ca0d29021375adb63c1509c3e242dfb92b8dee891f7368c"
100             "4058399b8db9075f2dcc8216194e503b6652d87d2cb41f99adfdcc5be5ec7e1e"
101             "6326ac22d70bd3ba652827532d669aff005173597f8039c3ea4922d3ec757670"
102             "222f6ac29b93e90d7ad3f6dd96328e429cfcfd5cca22707fe2d86ad1dcb0be75"
103             "6e8e"
104         },
105         "c66cb1aec519df44c91e10995511ac8b",
106         "f7f6884c4981716c2d0d29a4",
107         "0000000000000000"
108     },
109     {
110         /* Client: Finished */
111         {
112             "14000020b9027a0204b972b52cdefa58950fa1580d68c9cb124dbe691a7178f2"
113             "5c554b2316", "", ""
114         },
115         {
116             "9539b4ae2f87fd8e616b295628ea953d9e3858db274970d19813ec136cae7d96"
117             "e0417775fcabd3d8858fdc60240912d218f5afb21c", "", ""
118         },
119         "2679a43e1d76784034ea1797d5ad2649",
120         "5482405290dd0d2f81c0d942",
121         "0000000000000000"
122     },
123     {
124         /* Server: NewSessionTicket */
125         {
126             "040000c90000001e2fd3992f02000000b2ff099f9676cdff8b0bf8825d000000"
127             "007905a9d28efeef4a47c6f9b06a0cecdb0070d920b898997c75b79636943ed4"
128             "2046a96142bd084a04acfa0c490f452d756dea02c0f927259f1f3231ac0d541a"
129             "769129b740ce38090842b828c27fd729f59737ba98aa7b42e043c5da28f8dca8"
130             "590b2df410d5134fd6c4cacad8b30370602afa35d265bf4d127976bb36dbda6a"
131             "626f0270e20eebc73d6fcae2b1a0da122ee9042f76be56ebf41aa469c3d2c9da"
132             "9197d80008002a00040000040016", "", ""
133         },
134         {
135             "3680c2b2109d25caa26c3b06eea9fdc5cb31613ba702176596da2e886bf6af93"
136             "507bd68161ad9cb4780653842e1041ecbf0088a65ac4ef438419dd1d95ddd9bd"
137             "2ad4484e7e167d0e6c008448ae58a0418713b6fc6c51e4bb23a537fb75a74f73"
138             "de31fe6aa0bc522515f8b25f8955428b5de5ac06762cec22b0aa78c94385ef8e"
139             "70fa24945b7c1f268510871689bbbbfaf2e7f4a19277024f95f1143ab12a31ec"
140             "63adb128cb390711fd6d06a498df3e98615d8eb102e23353b480efcca5e8e026"
141             "7a6d0fe2441f14c8c9664aefb2cfff6ae9e0442728b6a0940c1e824fda06",
142             "", ""
143
144         },
145         "a688ebb5ac826d6f42d45c0cc44b9b7d",
146         "c1cad4425a438b5de714830a",
147         "0000000000000000"
148     },
149     {
150         /* Client: Application Data */
151         {
152             "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f"
153             "202122232425262728292a2b2c2d2e2f303117", "", ""
154         },
155         {
156             "8c3497da00ae023e53c01b4324b665404c1b49e78fe2bf4d17f6348ae8340551"
157             "e363a0cd05f2179c4fef5ad689b5cae0bae94adc63632e571fb79aa91544c639"
158             "4d28a1", "", ""
159
160         },
161         "88b96ad686c84be55ace18a59cce5c87",
162         "b99dc58cd5ff5ab082fdad19",
163         "0000000000000000"
164     },
165
166
167     {
168         /* Server: Application Data */
169         {
170             "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f"
171             "202122232425262728292a2b2c2d2e2f303117", "", ""
172         },
173         {
174             "f65f49fd2df6cd2347c3d30166e3cfddb6308a5906c076112c6a37ff1dbd406b"
175             "5813c0abd734883017a6b2833186b13c14da5d75f33d8760789994e27d82043a"
176             "b88d65", "", ""
177         },
178         "a688ebb5ac826d6f42d45c0cc44b9b7d",
179         "c1cad4425a438b5de714830a",
180         "0000000000000001"
181     },
182     {
183         /* Client: CloseNotify */
184         {
185             "010015", "", ""
186         },
187         {
188             "2c2148163d7938a35f6acf2a6606f8cbd1d9f2", "", ""
189         },
190         "88b96ad686c84be55ace18a59cce5c87",
191         "b99dc58cd5ff5ab082fdad19",
192         "0000000000000001"
193     },
194     {
195         /* Server: CloseNotify */
196         {
197             "010015", "", ""
198         },
199         {
200             "f8141ebdb5eda511e0bce639a56ff9ea825a21", "", ""
201
202         },
203         "a688ebb5ac826d6f42d45c0cc44b9b7d",
204         "c1cad4425a438b5de714830a",
205         "0000000000000002"
206     }
207 };
208
209 /*
210  * Same thing as OPENSSL_hexstr2buf() but enables us to pass the string in
211  * 3 chunks
212  */
213 static unsigned char *multihexstr2buf(const char *str[3], size_t *len)
214 {
215     size_t outer, inner, curr = 0;
216     unsigned char *outbuf;
217     size_t totlen = 0;
218
219     /* Check lengths of all input strings are even */
220     for (outer = 0; outer < 3; outer++) {
221         totlen += strlen(str[outer]);
222         if ((totlen & 1) != 0)
223             return NULL;
224     }
225
226     totlen /= 2;
227     outbuf = OPENSSL_malloc(totlen);
228     if (outbuf == NULL)
229         return NULL;
230
231     for (outer = 0; outer < 3; outer++) {
232         for (inner = 0; str[outer][inner] != 0; inner += 2) {
233             int hi, lo;
234
235             hi = OPENSSL_hexchar2int(str[outer][inner]);
236             lo = OPENSSL_hexchar2int(str[outer][inner + 1]);
237
238             if (hi < 0 || lo < 0) {
239                 OPENSSL_free(outbuf);
240                 return NULL;
241             }
242             outbuf[curr++] = (hi << 4) | lo;
243         }
244     }
245
246     *len = totlen;
247     return outbuf;
248 }
249
250 static int load_record(SSL3_RECORD *rec, RECORD_DATA *recd, unsigned char **key,
251                        unsigned char *iv, size_t ivlen, unsigned char *seq)
252 {
253     unsigned char *pt = NULL, *sq = NULL, *ivtmp = NULL;
254     size_t ptlen;
255
256     *key = OPENSSL_hexstr2buf(recd->key, NULL);
257     ivtmp = OPENSSL_hexstr2buf(recd->iv, NULL);
258     sq = OPENSSL_hexstr2buf(recd->seq, NULL);
259     pt = multihexstr2buf(recd->plaintext, &ptlen);
260
261     if (*key == NULL || ivtmp == NULL || sq == NULL || pt == NULL)
262         goto err;
263
264     rec->data = rec->input = OPENSSL_malloc(ptlen + EVP_GCM_TLS_TAG_LEN);
265
266     if (rec->data == NULL)
267         goto err;
268
269     rec->length = ptlen;
270     memcpy(rec->data, pt, ptlen);
271     OPENSSL_free(pt);
272     memcpy(seq, sq, SEQ_NUM_SIZE);
273     OPENSSL_free(sq);
274     memcpy(iv, ivtmp, ivlen);
275     OPENSSL_free(ivtmp);
276
277     return 1;
278  err:
279     OPENSSL_free(*key);
280     *key = NULL;
281     OPENSSL_free(ivtmp);
282     OPENSSL_free(sq);
283     OPENSSL_free(pt);
284     return 0;
285 }
286
287 static int test_record(SSL3_RECORD *rec, RECORD_DATA *recd, int enc)
288 {
289     int ret = 0;
290     unsigned char *refd;
291     size_t refdatalen;
292
293     if (enc)
294         refd = multihexstr2buf(recd->ciphertext, &refdatalen);
295     else
296         refd = multihexstr2buf(recd->plaintext, &refdatalen);
297
298     if (!TEST_ptr(refd)) {
299         TEST_info("Failed to get reference data");
300         goto err;
301     }
302
303     if (!TEST_mem_eq(rec->data, rec->length, refd, refdatalen))
304         goto err;
305
306     ret = 1;
307
308  err:
309     OPENSSL_free(refd);
310     return ret;
311 }
312
313 #define TLS13_AES_128_GCM_SHA256_BYTES  ((const unsigned char *)"\x13\x01")
314
315 static int test_tls13_encryption(void)
316 {
317     SSL_CTX *ctx = NULL;
318     SSL *s = NULL;
319     SSL3_RECORD rec;
320     unsigned char *key = NULL, *iv = NULL, *seq = NULL;
321     const EVP_CIPHER *ciph = EVP_aes_128_gcm();
322     int ret = 0;
323     size_t ivlen, ctr;
324
325     /*
326      * Encrypted TLSv1.3 records always have an outer content type of
327      * application data, and a record version of TLSv1.2.
328      */
329     rec.data = NULL;
330     rec.type = SSL3_RT_APPLICATION_DATA;
331     rec.rec_version = TLS1_2_VERSION;
332
333     ctx = SSL_CTX_new(TLS_method());
334     if (!TEST_ptr(ctx)) {
335         TEST_info("Failed creating SSL_CTX");
336         goto err;
337     }
338
339     s = SSL_new(ctx);
340     if (!TEST_ptr(s)) {
341         TEST_info("Failed creating SSL");
342         goto err;
343     }
344
345     s->enc_read_ctx = EVP_CIPHER_CTX_new();
346     if (!TEST_ptr(s->enc_read_ctx))
347         goto err;
348
349     s->enc_write_ctx = EVP_CIPHER_CTX_new();
350     if (!TEST_ptr(s->enc_write_ctx))
351         goto err;
352
353     s->s3->tmp.new_cipher = SSL_CIPHER_find(s, TLS13_AES_128_GCM_SHA256_BYTES);
354     if (!TEST_ptr(s->s3->tmp.new_cipher)) {
355         TEST_info("Failed to find cipher");
356         goto err;
357     }
358
359     for (ctr = 0; ctr < OSSL_NELEM(refdata); ctr++) {
360         /* Load the record */
361         ivlen = EVP_CIPHER_iv_length(ciph);
362         if (!load_record(&rec, &refdata[ctr], &key, s->read_iv, ivlen,
363                          RECORD_LAYER_get_read_sequence(&s->rlayer))) {
364             TEST_error("Failed loading key into EVP_CIPHER_CTX");
365             goto err;
366         }
367
368         /* Set up the read/write sequences */
369         memcpy(RECORD_LAYER_get_write_sequence(&s->rlayer),
370                RECORD_LAYER_get_read_sequence(&s->rlayer), SEQ_NUM_SIZE);
371         memcpy(s->write_iv, s->read_iv, ivlen);
372
373         /* Load the key into the EVP_CIPHER_CTXs */
374         if (EVP_CipherInit_ex(s->enc_write_ctx, ciph, NULL, key, NULL, 1) <= 0
375                 || EVP_CipherInit_ex(s->enc_read_ctx, ciph, NULL, key, NULL, 0)
376                    <= 0) {
377             TEST_error("Failed loading key into EVP_CIPHER_CTX\n");
378             goto err;
379         }
380
381         /* Encrypt it */
382         if (!TEST_size_t_eq(tls13_enc(s, &rec, 1, 1), 1)) {
383             TEST_info("Failed to encrypt record %zu", ctr);
384             goto err;
385         }
386         if (!TEST_true(test_record(&rec, &refdata[ctr], 1))) {
387             TEST_info("Record %zu encryption test failed", ctr);
388             goto err;
389         }
390
391         /* Decrypt it */
392         if (!TEST_int_eq(tls13_enc(s, &rec, 1, 0), 1)) {
393             TEST_info("Failed to decrypt record %zu", ctr);
394             goto err;
395         }
396         if (!TEST_true(test_record(&rec, &refdata[ctr], 0))) {
397             TEST_info("Record %zu decryption test failed", ctr);
398             goto err;
399         }
400
401         OPENSSL_free(rec.data);
402         OPENSSL_free(key);
403         OPENSSL_free(iv);
404         OPENSSL_free(seq);
405         rec.data = NULL;
406         key = NULL;
407         iv = NULL;
408         seq = NULL;
409     }
410
411     TEST_note("PASS: %zu records tested", ctr);
412     ret = 1;
413
414  err:
415     OPENSSL_free(rec.data);
416     OPENSSL_free(key);
417     OPENSSL_free(iv);
418     OPENSSL_free(seq);
419     SSL_free(s);
420     SSL_CTX_free(ctx);
421     return ret;
422 }
423
424 int setup_tests(void)
425 {
426     ADD_TEST(test_tls13_encryption);
427     return 1;
428 }