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source: vbox/trunk/src/libs/openssl-3.1.5/test/algorithmid_test.c@ 105770

Last change on this file since 105770 was 104078, checked in by vboxsync, 8 months ago

openssl-3.1.5: Applied and adjusted our OpenSSL changes to 3.1.4. bugref:10638
File size: 10.3 KB
Line 
1/*
2 * Copyright 2021 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 <openssl/asn1.h>
11#include <openssl/pem.h>
12#include "internal/sizes.h"
13#include "crypto/evp.h"
14#include "testutil.h"
15
16/* Collected arguments */
17static const char *eecert_filename = NULL; /* For test_x509_file() */
18static const char *cacert_filename = NULL; /* For test_x509_file() */
19static const char *pubkey_filename = NULL; /* For test_spki_file() */
20
21#define ALGORITHMID_NAME "algorithm-id"
22
23static int test_spki_aid(X509_PUBKEY *pubkey, const char *filename)
24{
25 const ASN1_OBJECT *oid;
26 X509_ALGOR *alg = NULL;
27 EVP_PKEY *pkey = NULL;
28 EVP_KEYMGMT *keymgmt = NULL;
29 void *keydata = NULL;
30 char name[OSSL_MAX_NAME_SIZE] = "";
31 unsigned char *algid_legacy = NULL;
32 int algid_legacy_len = 0;
33 static unsigned char algid_prov[OSSL_MAX_ALGORITHM_ID_SIZE];
34 size_t algid_prov_len = 0;
35 const OSSL_PARAM *gettable_params = NULL;
36 OSSL_PARAM params[] = {
37 OSSL_PARAM_octet_string(ALGORITHMID_NAME,
38 &algid_prov, sizeof(algid_prov)),
39 OSSL_PARAM_END
40 };
41 int ret = 0;
42
43 if (!TEST_true(X509_PUBKEY_get0_param(NULL, NULL, NULL, &alg, pubkey))
44 || !TEST_ptr(pkey = X509_PUBKEY_get0(pubkey)))
45 goto end;
46
47 if (!TEST_int_ge(algid_legacy_len = i2d_X509_ALGOR(alg, &algid_legacy), 0))
48 goto end;
49
50 X509_ALGOR_get0(&oid, NULL, NULL, alg);
51 if (!TEST_int_gt(OBJ_obj2txt(name, sizeof(name), oid, 0), 0))
52 goto end;
53
54 /*
55 * We use an internal functions to ensure we have a provided key.
56 * Note that |keydata| should not be freed, as it's cached in |pkey|.
57 * The |keymgmt|, however, should, as its reference count is incremented
58 * in this function.
59 */
60 if ((keydata = evp_pkey_export_to_provider(pkey, NULL,
61 &keymgmt, NULL)) == NULL) {
62 TEST_info("The public key found in '%s' doesn't have provider support."
63 " Skipping...",
64 filename);
65 ret = 1;
66 goto end;
67 }
68
69 if (!TEST_true(EVP_KEYMGMT_is_a(keymgmt, name))) {
70 TEST_info("The AlgorithmID key type (%s) for the public key found in"
71 " '%s' doesn't match the key type of the extracted public"
72 " key.",
73 name, filename);
74 ret = 1;
75 goto end;
76 }
77
78 if (!TEST_ptr(gettable_params = EVP_KEYMGMT_gettable_params(keymgmt))
79 || !TEST_ptr(OSSL_PARAM_locate_const(gettable_params, ALGORITHMID_NAME))) {
80 TEST_info("The %s provider keymgmt appears to lack support for algorithm-id."
81 " Skipping...",
82 name);
83 ret = 1;
84 goto end;
85 }
86
87 algid_prov[0] = '\0';
88 if (!TEST_true(evp_keymgmt_get_params(keymgmt, keydata, params)))
89 goto end;
90 algid_prov_len = params[0].return_size;
91
92 /* We now have all the algorithm IDs we need, let's compare them */
93 if (TEST_mem_eq(algid_legacy, algid_legacy_len,
94 algid_prov, algid_prov_len))
95 ret = 1;
96
97 end:
98 EVP_KEYMGMT_free(keymgmt);
99 OPENSSL_free(algid_legacy);
100 return ret;
101}
102
103static int test_x509_spki_aid(X509 *cert, const char *filename)
104{
105 X509_PUBKEY *pubkey = X509_get_X509_PUBKEY(cert);
106
107 return test_spki_aid(pubkey, filename);
108}
109
110static int test_x509_sig_aid(X509 *eecert, const char *ee_filename,
111 X509 *cacert, const char *ca_filename)
112{
113 const ASN1_OBJECT *sig_oid = NULL;
114 const X509_ALGOR *alg = NULL;
115 int sig_nid = NID_undef, dig_nid = NID_undef, pkey_nid = NID_undef;
116 EVP_MD_CTX *mdctx = NULL;
117 EVP_PKEY_CTX *pctx = NULL;
118 EVP_PKEY *pkey = NULL;
119 unsigned char *algid_legacy = NULL;
120 int algid_legacy_len = 0;
121 static unsigned char algid_prov[OSSL_MAX_ALGORITHM_ID_SIZE];
122 size_t algid_prov_len = 0;
123 const OSSL_PARAM *gettable_params = NULL;
124 OSSL_PARAM params[] = {
125 OSSL_PARAM_octet_string("algorithm-id",
126 &algid_prov, sizeof(algid_prov)),
127 OSSL_PARAM_END
128 };
129 int ret = 0;
130
131 X509_get0_signature(NULL, &alg, eecert);
132 X509_ALGOR_get0(&sig_oid, NULL, NULL, alg);
133 if (!TEST_int_eq(X509_ALGOR_cmp(alg, X509_get0_tbs_sigalg(eecert)), 0))
134 goto end;
135 if (!TEST_int_ne(sig_nid = OBJ_obj2nid(sig_oid), NID_undef)
136 || !TEST_true(OBJ_find_sigid_algs(sig_nid, &dig_nid, &pkey_nid))
137 || !TEST_ptr(pkey = X509_get0_pubkey(cacert)))
138 goto end;
139
140 if (!TEST_true(EVP_PKEY_is_a(pkey, OBJ_nid2sn(pkey_nid)))) {
141 TEST_info("The '%s' pubkey can't be used to verify the '%s' signature",
142 ca_filename, ee_filename);
143 TEST_info("Signature algorithm is %s (pkey type %s, hash type %s)",
144 OBJ_nid2sn(sig_nid), OBJ_nid2sn(pkey_nid), OBJ_nid2sn(dig_nid));
145 TEST_info("Pkey key type is %s", EVP_PKEY_get0_type_name(pkey));
146 goto end;
147 }
148
149 if (!TEST_int_ge(algid_legacy_len = i2d_X509_ALGOR(alg, &algid_legacy), 0))
150 goto end;
151
152 if (!TEST_ptr(mdctx = EVP_MD_CTX_new())
153 || !TEST_true(EVP_DigestVerifyInit_ex(mdctx, &pctx,
154 OBJ_nid2sn(dig_nid),
155 NULL, NULL, pkey, NULL))) {
156 TEST_info("Couldn't initialize a DigestVerify operation with "
157 "pkey type %s and hash type %s",
158 OBJ_nid2sn(pkey_nid), OBJ_nid2sn(dig_nid));
159 goto end;
160 }
161
162 if (!TEST_ptr(gettable_params = EVP_PKEY_CTX_gettable_params(pctx))
163 || !TEST_ptr(OSSL_PARAM_locate_const(gettable_params, ALGORITHMID_NAME))) {
164 TEST_info("The %s provider keymgmt appears to lack support for algorithm-id"
165 " Skipping...",
166 OBJ_nid2sn(pkey_nid));
167 ret = 1;
168 goto end;
169 }
170
171 algid_prov[0] = '\0';
172 if (!TEST_true(EVP_PKEY_CTX_get_params(pctx, params)))
173 goto end;
174 algid_prov_len = params[0].return_size;
175
176 /* We now have all the algorithm IDs we need, let's compare them */
177 if (TEST_mem_eq(algid_legacy, algid_legacy_len,
178 algid_prov, algid_prov_len))
179 ret = 1;
180
181 end:
182 EVP_MD_CTX_free(mdctx);
183 /* pctx is free by EVP_MD_CTX_free() */
184 OPENSSL_free(algid_legacy);
185 return ret;
186}
187
188static int test_spki_file(void)
189{
190 X509_PUBKEY *pubkey = NULL;
191 BIO *b = BIO_new_file(pubkey_filename, "r");
192 int ret = 0;
193
194 if (b == NULL) {
195 TEST_error("Couldn't open '%s' for reading\n", pubkey_filename);
196 TEST_openssl_errors();
197 goto end;
198 }
199
200 if ((pubkey = PEM_read_bio_X509_PUBKEY(b, NULL, NULL, NULL)) == NULL) {
201 TEST_error("'%s' doesn't appear to be a SubjectPublicKeyInfo in PEM format\n",
202 pubkey_filename);
203 TEST_openssl_errors();
204 goto end;
205 }
206
207 ret = test_spki_aid(pubkey, pubkey_filename);
208 end:
209 BIO_free(b);
210 X509_PUBKEY_free(pubkey);
211 return ret;
212}
213
214static int test_x509_files(void)
215{
216 X509 *eecert = NULL, *cacert = NULL;
217 BIO *bee = NULL, *bca = NULL;
218 int ret = 0;
219
220 if ((bee = BIO_new_file(eecert_filename, "r")) == NULL) {
221 TEST_error("Couldn't open '%s' for reading\n", eecert_filename);
222 TEST_openssl_errors();
223 goto end;
224 }
225 if ((bca = BIO_new_file(cacert_filename, "r")) == NULL) {
226 TEST_error("Couldn't open '%s' for reading\n", cacert_filename);
227 TEST_openssl_errors();
228 goto end;
229 }
230
231 if ((eecert = PEM_read_bio_X509(bee, NULL, NULL, NULL)) == NULL) {
232 TEST_error("'%s' doesn't appear to be a X.509 certificate in PEM format\n",
233 eecert_filename);
234 TEST_openssl_errors();
235 goto end;
236 }
237 if ((cacert = PEM_read_bio_X509(bca, NULL, NULL, NULL)) == NULL) {
238 TEST_error("'%s' doesn't appear to be a X.509 certificate in PEM format\n",
239 cacert_filename);
240 TEST_openssl_errors();
241 goto end;
242 }
243
244 ret = test_x509_sig_aid(eecert, eecert_filename, cacert, cacert_filename)
245 & test_x509_spki_aid(eecert, eecert_filename)
246 & test_x509_spki_aid(cacert, cacert_filename);
247 end:
248 BIO_free(bee);
249 BIO_free(bca);
250 X509_free(eecert);
251 X509_free(cacert);
252 return ret;
253}
254
255typedef enum OPTION_choice {
256 OPT_ERR = -1,
257 OPT_EOF = 0,
258 OPT_X509,
259 OPT_SPKI,
260 OPT_TEST_ENUM
261} OPTION_CHOICE;
262
263const OPTIONS *test_get_options(void)
264{
265 static const OPTIONS test_options[] = {
266 OPT_TEST_OPTIONS_WITH_EXTRA_USAGE("file...\n"),
267 { "x509", OPT_X509, '-', "Test X.509 certificates. Requires two files" },
268 { "spki", OPT_SPKI, '-', "Test public keys in SubjectPublicKeyInfo form. Requires one file" },
269 { OPT_HELP_STR, 1, '-',
270 "file...\tFile(s) to run tests on. All files must be PEM encoded.\n" },
271 { NULL }
272 };
273 return test_options;
274}
275
276int setup_tests(void)
277{
278 OPTION_CHOICE o;
279 int n, x509 = 0, spki = 0, testcount = 0;
280
281 while ((o = opt_next()) != OPT_EOF) {
282 switch (o) {
283 case OPT_X509:
284 x509 = 1;
285 break;
286 case OPT_SPKI:
287 spki = 1;
288 break;
289 case OPT_TEST_CASES:
290 break;
291 default:
292 case OPT_ERR:
293 return 0;
294 }
295 }
296
297 /* |testcount| adds all the given test types together */
298 testcount = x509 + spki;
299
300 if (testcount < 1)
301 BIO_printf(bio_err, "No test type given\n");
302 else if (testcount > 1)
303 BIO_printf(bio_err, "Only one test type may be given\n");
304 if (testcount != 1)
305 return 0;
306
307 n = test_get_argument_count();
308 if (spki && n == 1) {
309 pubkey_filename = test_get_argument(0);
310 } else if (x509 && n == 2) {
311 eecert_filename = test_get_argument(0);
312 cacert_filename = test_get_argument(1);
313 }
314
315 if (spki && pubkey_filename == NULL) {
316 BIO_printf(bio_err, "Missing -spki argument\n");
317 return 0;
318 } else if (x509 && (eecert_filename == NULL || cacert_filename == NULL)) {
319 BIO_printf(bio_err, "Missing -x509 argument(s)\n");
320 return 0;
321 }
322
323 if (x509)
324 ADD_TEST(test_x509_files);
325 if (spki)
326 ADD_TEST(test_spki_file);
327 return 1;
328}
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