1 /*
2 * Copyright 2015-2024 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10 #include "internal/nelem.h"
11 #include <string.h>
12 #include <openssl/bio.h>
13 #include <openssl/crypto.h>
14 #include <openssl/err.h>
15 #include <openssl/pem.h>
16 #include <openssl/x509.h>
17
18 #include "testutil.h"
19
20 #define PARAM_TIME 1474934400 /* Sep 27th, 2016 */
21
22 static const char *kCRLTestRoot[] = {
23 "-----BEGIN CERTIFICATE-----\n",
24 "MIIDbzCCAlegAwIBAgIJAODri7v0dDUFMA0GCSqGSIb3DQEBCwUAME4xCzAJBgNV\n",
25 "BAYTAlVTMRMwEQYDVQQIDApDYWxpZm9ybmlhMRYwFAYDVQQHDA1Nb3VudGFpbiBW\n",
26 "aWV3MRIwEAYDVQQKDAlCb3JpbmdTU0wwHhcNMTYwOTI2MTUwNjI2WhcNMjYwOTI0\n",
27 "MTUwNjI2WjBOMQswCQYDVQQGEwJVUzETMBEGA1UECAwKQ2FsaWZvcm5pYTEWMBQG\n",
28 "A1UEBwwNTW91bnRhaW4gVmlldzESMBAGA1UECgwJQm9yaW5nU1NMMIIBIjANBgkq\n",
29 "hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAo16WiLWZuaymsD8n5SKPmxV1y6jjgr3B\n",
30 "S/dUBpbrzd1aeFzNlI8l2jfAnzUyp+I21RQ+nh/MhqjGElkTtK9xMn1Y+S9GMRh+\n",
31 "5R/Du0iCb1tCZIPY07Tgrb0KMNWe0v2QKVVruuYSgxIWodBfxlKO64Z8AJ5IbnWp\n",
32 "uRqO6rctN9qUoMlTIAB6dL4G0tDJ/PGFWOJYwOMEIX54bly2wgyYJVBKiRRt4f7n\n",
33 "8H922qmvPNA9idmX9G1VAtgV6x97XXi7ULORIQvn9lVQF6nTYDBJhyuPB+mLThbL\n",
34 "P2o9orxGx7aCtnnBZUIxUvHNOI0FaSaZH7Fi0xsZ/GkG2HZe7ImPJwIDAQABo1Aw\n",
35 "TjAdBgNVHQ4EFgQUWPt3N5cZ/CRvubbrkqfBnAqhq94wHwYDVR0jBBgwFoAUWPt3\n",
36 "N5cZ/CRvubbrkqfBnAqhq94wDAYDVR0TBAUwAwEB/zANBgkqhkiG9w0BAQsFAAOC\n",
37 "AQEAORu6M0MOwXy+3VEBwNilfTxyqDfruQsc1jA4PT8Oe8zora1WxE1JB4q2FJOz\n",
38 "EAuM3H/NXvEnBuN+ITvKZAJUfm4NKX97qmjMJwLKWe1gVv+VQTr63aR7mgWJReQN\n",
39 "XdMztlVeZs2dppV6uEg3ia1X0G7LARxGpA9ETbMyCpb39XxlYuTClcbA5ftDN99B\n",
40 "3Xg9KNdd++Ew22O3HWRDvdDpTO/JkzQfzi3sYwUtzMEonENhczJhGf7bQMmvL/w5\n",
41 "24Wxj4Z7KzzWIHsNqE/RIs6RV3fcW61j/mRgW2XyoWnMVeBzvcJr9NXp4VQYmFPw\n",
42 "amd8GKMZQvP0ufGnUn7D7uartA==\n",
43 "-----END CERTIFICATE-----\n",
44 NULL
45 };
46
47 static const char *kCRLTestLeaf[] = {
48 "-----BEGIN CERTIFICATE-----\n",
49 "MIIDkDCCAnigAwIBAgICEAAwDQYJKoZIhvcNAQELBQAwTjELMAkGA1UEBhMCVVMx\n",
50 "EzARBgNVBAgMCkNhbGlmb3JuaWExFjAUBgNVBAcMDU1vdW50YWluIFZpZXcxEjAQ\n",
51 "BgNVBAoMCUJvcmluZ1NTTDAeFw0xNjA5MjYxNTA4MzFaFw0xNzA5MjYxNTA4MzFa\n",
52 "MEsxCzAJBgNVBAYTAlVTMRMwEQYDVQQIDApDYWxpZm9ybmlhMRIwEAYDVQQKDAlC\n",
53 "b3JpbmdTU0wxEzARBgNVBAMMCmJvcmluZy5zc2wwggEiMA0GCSqGSIb3DQEBAQUA\n",
54 "A4IBDwAwggEKAoIBAQDc5v1S1M0W+QWM+raWfO0LH8uvqEwuJQgODqMaGnSlWUx9\n",
55 "8iQcnWfjyPja3lWg9K62hSOFDuSyEkysKHDxijz5R93CfLcfnVXjWQDJe7EJTTDP\n",
56 "ozEvxN6RjAeYv7CF000euYr3QT5iyBjg76+bon1p0jHZBJeNPP1KqGYgyxp+hzpx\n",
57 "e0gZmTlGAXd8JQK4v8kpdYwD6PPifFL/jpmQpqOtQmH/6zcLjY4ojmqpEdBqIKIX\n",
58 "+saA29hMq0+NK3K+wgg31RU+cVWxu3tLOIiesETkeDgArjWRS1Vkzbi4v9SJxtNu\n",
59 "OZuAxWiynRJw3JwH/OFHYZIvQqz68ZBoj96cepjPAgMBAAGjezB5MAkGA1UdEwQC\n",
60 "MAAwLAYJYIZIAYb4QgENBB8WHU9wZW5TU0wgR2VuZXJhdGVkIENlcnRpZmljYXRl\n",
61 "MB0GA1UdDgQWBBTGn0OVVh/aoYt0bvEKG+PIERqnDzAfBgNVHSMEGDAWgBRY+3c3\n",
62 "lxn8JG+5tuuSp8GcCqGr3jANBgkqhkiG9w0BAQsFAAOCAQEAd2nM8gCQN2Dc8QJw\n",
63 "XSZXyuI3DBGGCHcay/3iXu0JvTC3EiQo8J6Djv7WLI0N5KH8mkm40u89fJAB2lLZ\n",
64 "ShuHVtcC182bOKnePgwp9CNwQ21p0rDEu/P3X46ZvFgdxx82E9xLa0tBB8PiPDWh\n",
65 "lV16jbaKTgX5AZqjnsyjR5o9/mbZVupZJXx5Syq+XA8qiJfstSYJs4KyKK9UOjql\n",
66 "ICkJVKpi2ahDBqX4MOH4SLfzVk8pqSpviS6yaA1RXqjpkxiN45WWaXDldVHMSkhC\n",
67 "5CNXsXi4b1nAntu89crwSLA3rEwzCWeYj+BX7e1T9rr3oJdwOU/2KQtW1js1yQUG\n",
68 "tjJMFw==\n",
69 "-----END CERTIFICATE-----\n",
70 NULL
71 };
72
73 static const char *kBasicCRL[] = {
74 "-----BEGIN X509 CRL-----\n",
75 "MIIBpzCBkAIBATANBgkqhkiG9w0BAQsFADBOMQswCQYDVQQGEwJVUzETMBEGA1UE\n",
76 "CAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzESMBAGA1UECgwJ\n",
77 "Qm9yaW5nU1NMFw0xNjA5MjYxNTEwNTVaFw0xNjEwMjYxNTEwNTVaoA4wDDAKBgNV\n",
78 "HRQEAwIBATANBgkqhkiG9w0BAQsFAAOCAQEAnrBKKgvd9x9zwK9rtUvVeFeJ7+LN\n",
79 "ZEAc+a5oxpPNEsJx6hXoApYEbzXMxuWBQoCs5iEBycSGudct21L+MVf27M38KrWo\n",
80 "eOkq0a2siqViQZO2Fb/SUFR0k9zb8xl86Zf65lgPplALun0bV/HT7MJcl04Tc4os\n",
81 "dsAReBs5nqTGNEd5AlC1iKHvQZkM//MD51DspKnDpsDiUVi54h9C1SpfZmX8H2Vv\n",
82 "diyu0fZ/bPAM3VAGawatf/SyWfBMyKpoPXEG39oAzmjjOj8en82psn7m474IGaho\n",
83 "/vBbhl1ms5qQiLYPjm4YELtnXQoFyC72tBjbdFd/ZE9k4CNKDbxFUXFbkw==\n",
84 "-----END X509 CRL-----\n",
85 NULL
86 };
87
88 static const char *kRevokedCRL[] = {
89 "-----BEGIN X509 CRL-----\n",
90 "MIIBvjCBpwIBATANBgkqhkiG9w0BAQsFADBOMQswCQYDVQQGEwJVUzETMBEGA1UE\n",
91 "CAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzESMBAGA1UECgwJ\n",
92 "Qm9yaW5nU1NMFw0xNjA5MjYxNTEyNDRaFw0xNjEwMjYxNTEyNDRaMBUwEwICEAAX\n",
93 "DTE2MDkyNjE1MTIyNlqgDjAMMAoGA1UdFAQDAgECMA0GCSqGSIb3DQEBCwUAA4IB\n",
94 "AQCUGaM4DcWzlQKrcZvI8TMeR8BpsvQeo5BoI/XZu2a8h//PyRyMwYeaOM+3zl0d\n",
95 "sjgCT8b3C1FPgT+P2Lkowv7rJ+FHJRNQkogr+RuqCSPTq65ha4WKlRGWkMFybzVH\n",
96 "NloxC+aU3lgp/NlX9yUtfqYmJek1CDrOOGPrAEAwj1l/BUeYKNGqfBWYJQtPJu+5\n",
97 "OaSvIYGpETCZJscUWODmLEb/O3DM438vLvxonwGqXqS0KX37+CHpUlyhnSovxXxp\n",
98 "Pz4aF+L7OtczxL0GYtD2fR9B7TDMqsNmHXgQrixvvOY7MUdLGbd4RfJL3yA53hyO\n",
99 "xzfKY2TzxLiOmctG0hXFkH5J\n",
100 "-----END X509 CRL-----\n",
101 NULL
102 };
103
104 static const char *kInvalidCRL[] = {
105 "-----BEGIN X509 CRL-----\n",
106 "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\n",
107 "-----END X509 CRL-----\n",
108 NULL
109 };
110
111 static const char *kBadIssuerCRL[] = {
112 "-----BEGIN X509 CRL-----\n",
113 "MIIBwjCBqwIBATANBgkqhkiG9w0BAQsFADBSMQswCQYDVQQGEwJVUzETMBEGA1UE\n",
114 "CAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzEWMBQGA1UECgwN\n",
115 "Tm90IEJvcmluZ1NTTBcNMTYwOTI2MTUxMjQ0WhcNMTYxMDI2MTUxMjQ0WjAVMBMC\n",
116 "AhAAFw0xNjA5MjYxNTEyMjZaoA4wDDAKBgNVHRQEAwIBAjANBgkqhkiG9w0BAQsF\n",
117 "AAOCAQEAlBmjOA3Fs5UCq3GbyPEzHkfAabL0HqOQaCP12btmvIf/z8kcjMGHmjjP\n",
118 "t85dHbI4Ak/G9wtRT4E/j9i5KML+6yfhRyUTUJKIK/kbqgkj06uuYWuFipURlpDB\n",
119 "cm81RzZaMQvmlN5YKfzZV/clLX6mJiXpNQg6zjhj6wBAMI9ZfwVHmCjRqnwVmCUL\n",
120 "TybvuTmkryGBqREwmSbHFFjg5ixG/ztwzON/Ly78aJ8Bql6ktCl9+/gh6VJcoZ0q\n",
121 "L8V8aT8+Ghfi+zrXM8S9BmLQ9n0fQe0wzKrDZh14EK4sb7zmOzFHSxm3eEXyS98g\n",
122 "Od4cjsc3ymNk88S4jpnLRtIVxZB+SQ==\n",
123 "-----END X509 CRL-----\n",
124 NULL
125 };
126
127 /*
128 * This is kBasicCRL but with a critical issuing distribution point
129 * extension.
130 */
131 static const char *kKnownCriticalCRL[] = {
132 "-----BEGIN X509 CRL-----\n",
133 "MIIBujCBowIBATANBgkqhkiG9w0BAQsFADBOMQswCQYDVQQGEwJVUzETMBEGA1UE\n",
134 "CAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzESMBAGA1UECgwJ\n",
135 "Qm9yaW5nU1NMFw0xNjA5MjYxNTEwNTVaFw0xNjEwMjYxNTEwNTVaoCEwHzAKBgNV\n",
136 "HRQEAwIBATARBgNVHRwBAf8EBzAFoQMBAf8wDQYJKoZIhvcNAQELBQADggEBAA+3\n",
137 "i+5e5Ub8sccfgOBs6WVJFI9c8gvJjrJ8/dYfFIAuCyeocs7DFXn1n13CRZ+URR/Q\n",
138 "mVWgU28+xeusuSPYFpd9cyYTcVyNUGNTI3lwgcE/yVjPaOmzSZKdPakApRxtpKKQ\n",
139 "NN/56aQz3bnT/ZSHQNciRB8U6jiD9V30t0w+FDTpGaG+7bzzUH3UVF9xf9Ctp60A\n",
140 "3mfLe0scas7owSt4AEFuj2SPvcE7yvdOXbu+IEv21cEJUVExJAbhvIweHXh6yRW+\n",
141 "7VVeiNzdIjkZjyTmAzoXGha4+wbxXyBRbfH+XWcO/H+8nwyG8Gktdu2QB9S9nnIp\n",
142 "o/1TpfOMSGhMyMoyPrk=\n",
143 "-----END X509 CRL-----\n",
144 NULL
145 };
146
147 /*
148 * kUnknownCriticalCRL is kBasicCRL but with an unknown critical extension.
149 */
150 static const char *kUnknownCriticalCRL[] = {
151 "-----BEGIN X509 CRL-----\n",
152 "MIIBvDCBpQIBATANBgkqhkiG9w0BAQsFADBOMQswCQYDVQQGEwJVUzETMBEGA1UE\n",
153 "CAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzESMBAGA1UECgwJ\n",
154 "Qm9yaW5nU1NMFw0xNjA5MjYxNTEwNTVaFw0xNjEwMjYxNTEwNTVaoCMwITAKBgNV\n",
155 "HRQEAwIBATATBgwqhkiG9xIEAYS3CQABAf8EADANBgkqhkiG9w0BAQsFAAOCAQEA\n",
156 "GvBP0xqL509InMj/3493YVRV+ldTpBv5uTD6jewzf5XdaxEQ/VjTNe5zKnxbpAib\n",
157 "Kf7cwX0PMSkZjx7k7kKdDlEucwVvDoqC+O9aJcqVmM6GDyNb9xENxd0XCXja6MZC\n",
158 "yVgP4AwLauB2vSiEprYJyI1APph3iAEeDm60lTXX/wBM/tupQDDujKh2GPyvBRfJ\n",
159 "+wEDwGg3ICwvu4gO4zeC5qnFR+bpL9t5tOMAQnVZ0NWv+k7mkd2LbHdD44dxrfXC\n",
160 "nhtfERx99SDmC/jtUAJrGhtCO8acr7exCeYcduN7KKCm91OeCJKK6OzWst0Og1DB\n",
161 "kwzzU2rL3G65CrZ7H0SZsQ==\n",
162 "-----END X509 CRL-----\n",
163 NULL
164 };
165
166 /*
167 * kUnknownCriticalCRL2 is kBasicCRL but with a critical issuing distribution
168 * point extension followed by an unknown critical extension
169 */
170 static const char *kUnknownCriticalCRL2[] = {
171 "-----BEGIN X509 CRL-----\n",
172 "MIIBzzCBuAIBATANBgkqhkiG9w0BAQsFADBOMQswCQYDVQQGEwJVUzETMBEGA1UE\n",
173 "CAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzESMBAGA1UECgwJ\n",
174 "Qm9yaW5nU1NMFw0xNjA5MjYxNTEwNTVaFw0xNjEwMjYxNTEwNTVaoDYwNDAKBgNV\n",
175 "HRQEAwIBATARBgNVHRwBAf8EBzAFoQMBAf8wEwYMKoZIhvcSBAGEtwkAAQH/BAAw\n",
176 "DQYJKoZIhvcNAQELBQADggEBACTcpQC8jXL12JN5YzOcQ64ubQIe0XxRAd30p7qB\n",
177 "BTXGpgqBjrjxRfLms7EBYodEXB2oXMsDq3km0vT1MfYdsDD05S+SQ9CDsq/pUfaC\n",
178 "E2WNI5p8WircRnroYvbN2vkjlRbMd1+yNITohXYXCJwjEOAWOx3XIM10bwPYBv4R\n",
179 "rDobuLHoMgL3yHgMHmAkP7YpkBucNqeBV8cCdeAZLuhXFWi6yfr3r/X18yWbC/r2\n",
180 "2xXdkrSqXLFo7ToyP8YKTgiXpya4x6m53biEYwa2ULlas0igL6DK7wjYZX95Uy7H\n",
181 "GKljn9weIYiMPV/BzGymwfv2EW0preLwtyJNJPaxbdin6Jc=\n",
182 "-----END X509 CRL-----\n",
183 NULL
184 };
185
186 static const char **unknown_critical_crls[] = {
187 kUnknownCriticalCRL, kUnknownCriticalCRL2
188 };
189
190 static X509 *test_root = NULL;
191 static X509 *test_leaf = NULL;
192
193 /*
194 * Glue an array of strings together. Return a BIO and put the string
195 * into |*out| so we can free it.
196 */
glue2bio(const char ** pem,char ** out)197 static BIO *glue2bio(const char **pem, char **out)
198 {
199 size_t s = 0;
200
201 *out = glue_strings(pem, &s);
202 return BIO_new_mem_buf(*out, s);
203 }
204
205 /*
206 * Create a CRL from an array of strings.
207 */
CRL_from_strings(const char ** pem)208 static X509_CRL *CRL_from_strings(const char **pem)
209 {
210 X509_CRL *crl;
211 char *p;
212 BIO *b = glue2bio(pem, &p);
213
214 if (b == NULL) {
215 OPENSSL_free(p);
216 return NULL;
217 }
218
219 crl = PEM_read_bio_X509_CRL(b, NULL, NULL, NULL);
220
221 OPENSSL_free(p);
222 BIO_free(b);
223 return crl;
224 }
225
226 /*
227 * Create an X509 from an array of strings.
228 */
X509_from_strings(const char ** pem)229 static X509 *X509_from_strings(const char **pem)
230 {
231 X509 *x;
232 char *p;
233 BIO *b = glue2bio(pem, &p);
234
235 if (b == NULL) {
236 OPENSSL_free(p);
237 return NULL;
238 }
239
240 x = PEM_read_bio_X509(b, NULL, NULL, NULL);
241
242 OPENSSL_free(p);
243 BIO_free(b);
244 return x;
245 }
246
247 /*
248 * Verify |leaf| certificate (chained up to |root|). |crls| if
249 * not NULL, is a list of CRLs to include in the verification. It is
250 * also free'd before returning, which is kinda yucky but convenient.
251 * Returns a value from X509_V_ERR_xxx or X509_V_OK.
252 */
verify(X509 * leaf,X509 * root,STACK_OF (X509_CRL)* crls,unsigned long flags)253 static int verify(X509 *leaf, X509 *root, STACK_OF(X509_CRL) *crls,
254 unsigned long flags)
255 {
256 X509_STORE_CTX *ctx = X509_STORE_CTX_new();
257 X509_STORE *store = X509_STORE_new();
258 X509_VERIFY_PARAM *param = X509_VERIFY_PARAM_new();
259 STACK_OF(X509) *roots = sk_X509_new_null();
260 int status = X509_V_ERR_UNSPECIFIED;
261
262 if (!TEST_ptr(ctx)
263 || !TEST_ptr(store)
264 || !TEST_ptr(param)
265 || !TEST_ptr(roots))
266 goto err;
267
268 /* Create a stack; upref the cert because we free it below. */
269 X509_up_ref(root);
270 if (!TEST_true(sk_X509_push(roots, root))
271 || !TEST_true(X509_STORE_CTX_init(ctx, store, leaf, NULL)))
272 goto err;
273 X509_STORE_CTX_set0_trusted_stack(ctx, roots);
274 X509_STORE_CTX_set0_crls(ctx, crls);
275 X509_VERIFY_PARAM_set_time(param, PARAM_TIME);
276 if (!TEST_long_eq((long)X509_VERIFY_PARAM_get_time(param), PARAM_TIME))
277 goto err;
278 X509_VERIFY_PARAM_set_depth(param, 16);
279 if (flags)
280 X509_VERIFY_PARAM_set_flags(param, flags);
281 X509_STORE_CTX_set0_param(ctx, param);
282 param = NULL;
283
284 ERR_clear_error();
285 status = X509_verify_cert(ctx) == 1 ? X509_V_OK
286 : X509_STORE_CTX_get_error(ctx);
287 err:
288 sk_X509_pop_free(roots, X509_free);
289 sk_X509_CRL_pop_free(crls, X509_CRL_free);
290 X509_VERIFY_PARAM_free(param);
291 X509_STORE_CTX_free(ctx);
292 X509_STORE_free(store);
293 return status;
294 }
295
296 /*
297 * Create a stack of CRL's. Upref each one because we call pop_free on
298 * the stack and need to keep the CRL's around until the test exits.
299 * Yes this crashes on malloc failure; it forces us to debug.
300 */
STACK_OF(X509_CRL)301 static STACK_OF(X509_CRL) *make_CRL_stack(X509_CRL *x1, X509_CRL *x2)
302 {
303 STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
304
305 sk_X509_CRL_push(sk, x1);
306 X509_CRL_up_ref(x1);
307 if (x2 != NULL) {
308 sk_X509_CRL_push(sk, x2);
309 X509_CRL_up_ref(x2);
310 }
311 return sk;
312 }
313
test_basic_crl(void)314 static int test_basic_crl(void)
315 {
316 X509_CRL *basic_crl = CRL_from_strings(kBasicCRL);
317 X509_CRL *revoked_crl = CRL_from_strings(kRevokedCRL);
318 int r;
319
320 r = TEST_ptr(basic_crl)
321 && TEST_ptr(revoked_crl)
322 && TEST_int_eq(verify(test_leaf, test_root,
323 make_CRL_stack(basic_crl, NULL),
324 X509_V_FLAG_CRL_CHECK), X509_V_OK)
325 && TEST_int_eq(verify(test_leaf, test_root,
326 make_CRL_stack(basic_crl, revoked_crl),
327 X509_V_FLAG_CRL_CHECK), X509_V_ERR_CERT_REVOKED);
328 X509_CRL_free(basic_crl);
329 X509_CRL_free(revoked_crl);
330 return r;
331 }
332
test_no_crl(void)333 static int test_no_crl(void)
334 {
335 return TEST_int_eq(verify(test_leaf, test_root, NULL,
336 X509_V_FLAG_CRL_CHECK),
337 X509_V_ERR_UNABLE_TO_GET_CRL);
338 }
339
test_bad_issuer_crl(void)340 static int test_bad_issuer_crl(void)
341 {
342 X509_CRL *bad_issuer_crl = CRL_from_strings(kBadIssuerCRL);
343 int r;
344
345 r = TEST_ptr(bad_issuer_crl)
346 && TEST_int_eq(verify(test_leaf, test_root,
347 make_CRL_stack(bad_issuer_crl, NULL),
348 X509_V_FLAG_CRL_CHECK),
349 X509_V_ERR_UNABLE_TO_GET_CRL);
350 X509_CRL_free(bad_issuer_crl);
351 return r;
352 }
353
test_known_critical_crl(void)354 static int test_known_critical_crl(void)
355 {
356 X509_CRL *known_critical_crl = CRL_from_strings(kKnownCriticalCRL);
357 int r;
358
359 r = TEST_ptr(known_critical_crl)
360 && TEST_int_eq(verify(test_leaf, test_root,
361 make_CRL_stack(known_critical_crl, NULL),
362 X509_V_FLAG_CRL_CHECK), X509_V_OK);
363 X509_CRL_free(known_critical_crl);
364 return r;
365 }
366
test_unknown_critical_crl(int n)367 static int test_unknown_critical_crl(int n)
368 {
369 X509_CRL *unknown_critical_crl = CRL_from_strings(unknown_critical_crls[n]);
370 int r;
371
372 r = TEST_ptr(unknown_critical_crl)
373 && TEST_int_eq(verify(test_leaf, test_root,
374 make_CRL_stack(unknown_critical_crl, NULL),
375 X509_V_FLAG_CRL_CHECK),
376 X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION);
377 X509_CRL_free(unknown_critical_crl);
378 return r;
379 }
380
test_reuse_crl(int idx)381 static int test_reuse_crl(int idx)
382 {
383 X509_CRL *result, *reused_crl = CRL_from_strings(kBasicCRL);
384 X509_CRL *addref_crl = NULL;
385 char *p = NULL;
386 BIO *b = NULL;
387 int r = 0;
388
389 if (!TEST_ptr(reused_crl))
390 goto err;
391
392 if (idx & 1) {
393 if (!TEST_true(X509_CRL_up_ref(reused_crl)))
394 goto err;
395 addref_crl = reused_crl;
396 }
397
398 idx >>= 1;
399 b = glue2bio(idx == 2 ? kRevokedCRL : kInvalidCRL + idx, &p);
400
401 if (!TEST_ptr(b))
402 goto err;
403
404 result = PEM_read_bio_X509_CRL(b, &reused_crl, NULL, NULL);
405
406 switch (idx) {
407 case 0: /* valid PEM + invalid DER */
408 if (!TEST_ptr_null(result)
409 || !TEST_ptr_null(reused_crl))
410 goto err;
411 break;
412 case 1: /* invalid PEM */
413 if (!TEST_ptr_null(result)
414 || !TEST_ptr(reused_crl))
415 goto err;
416 break;
417 case 2:
418 if (!TEST_ptr(result)
419 || !TEST_ptr(reused_crl)
420 || !TEST_ptr_eq(result, reused_crl))
421 goto err;
422 break;
423 }
424
425 r = 1;
426
427 err:
428 OPENSSL_free(p);
429 BIO_free(b);
430 X509_CRL_free(reused_crl);
431 X509_CRL_free(addref_crl);
432 return r;
433 }
434
setup_tests(void)435 int setup_tests(void)
436 {
437 if (!TEST_ptr(test_root = X509_from_strings(kCRLTestRoot))
438 || !TEST_ptr(test_leaf = X509_from_strings(kCRLTestLeaf)))
439 return 0;
440
441 ADD_TEST(test_no_crl);
442 ADD_TEST(test_basic_crl);
443 ADD_TEST(test_bad_issuer_crl);
444 ADD_TEST(test_known_critical_crl);
445 ADD_ALL_TESTS(test_unknown_critical_crl, OSSL_NELEM(unknown_critical_crls));
446 ADD_ALL_TESTS(test_reuse_crl, 6);
447 return 1;
448 }
449
cleanup_tests(void)450 void cleanup_tests(void)
451 {
452 X509_free(test_root);
453 X509_free(test_leaf);
454 }
455