1 /*
2 * Copyright 2016-2020 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 <stdio.h>
11 #include <string.h>
12 #include <openssl/x509.h>
13 #include <openssl/x509v3.h>
14 #include <openssl/pem.h>
15 #include <openssl/err.h>
16 #include "internal/nelem.h"
17
18 #include "testutil.h"
19
20 static const char *infile;
21
test_pathlen(void)22 static int test_pathlen(void)
23 {
24 X509 *x = NULL;
25 BIO *b = NULL;
26 long pathlen;
27 int ret = 0;
28
29 if (!TEST_ptr(b = BIO_new_file(infile, "r"))
30 || !TEST_ptr(x = PEM_read_bio_X509(b, NULL, NULL, NULL))
31 || !TEST_int_eq(pathlen = X509_get_pathlen(x), 6))
32 goto end;
33
34 ret = 1;
35
36 end:
37 BIO_free(b);
38 X509_free(x);
39 return ret;
40 }
41
42 #ifndef OPENSSL_NO_RFC3779
test_asid(void)43 static int test_asid(void)
44 {
45 ASN1_INTEGER *val1 = NULL, *val2 = NULL;
46 ASIdentifiers *asid1 = ASIdentifiers_new(), *asid2 = ASIdentifiers_new(),
47 *asid3 = ASIdentifiers_new(), *asid4 = ASIdentifiers_new();
48 int testresult = 0;
49
50 if (!TEST_ptr(asid1)
51 || !TEST_ptr(asid2)
52 || !TEST_ptr(asid3))
53 goto err;
54
55 if (!TEST_ptr(val1 = ASN1_INTEGER_new())
56 || !TEST_true(ASN1_INTEGER_set_int64(val1, 64496)))
57 goto err;
58
59 if (!TEST_true(X509v3_asid_add_id_or_range(asid1, V3_ASID_ASNUM, val1, NULL)))
60 goto err;
61
62 val1 = NULL;
63 if (!TEST_ptr(val2 = ASN1_INTEGER_new())
64 || !TEST_true(ASN1_INTEGER_set_int64(val2, 64497)))
65 goto err;
66
67 if (!TEST_true(X509v3_asid_add_id_or_range(asid2, V3_ASID_ASNUM, val2, NULL)))
68 goto err;
69
70 val2 = NULL;
71 if (!TEST_ptr(val1 = ASN1_INTEGER_new())
72 || !TEST_true(ASN1_INTEGER_set_int64(val1, 64496))
73 || !TEST_ptr(val2 = ASN1_INTEGER_new())
74 || !TEST_true(ASN1_INTEGER_set_int64(val2, 64497)))
75 goto err;
76
77 /*
78 * Just tests V3_ASID_ASNUM for now. Could be extended at some point to also
79 * test V3_ASID_RDI if we think it is worth it.
80 */
81 if (!TEST_true(X509v3_asid_add_id_or_range(asid3, V3_ASID_ASNUM, val1, val2)))
82 goto err;
83 val1 = val2 = NULL;
84
85 /* Actual subsets */
86 if (!TEST_true(X509v3_asid_subset(NULL, NULL))
87 || !TEST_true(X509v3_asid_subset(NULL, asid1))
88 || !TEST_true(X509v3_asid_subset(asid1, asid1))
89 || !TEST_true(X509v3_asid_subset(asid2, asid2))
90 || !TEST_true(X509v3_asid_subset(asid1, asid3))
91 || !TEST_true(X509v3_asid_subset(asid2, asid3))
92 || !TEST_true(X509v3_asid_subset(asid3, asid3))
93 || !TEST_true(X509v3_asid_subset(asid4, asid1))
94 || !TEST_true(X509v3_asid_subset(asid4, asid2))
95 || !TEST_true(X509v3_asid_subset(asid4, asid3)))
96 goto err;
97
98 /* Not subsets */
99 if (!TEST_false(X509v3_asid_subset(asid1, NULL))
100 || !TEST_false(X509v3_asid_subset(asid1, asid2))
101 || !TEST_false(X509v3_asid_subset(asid2, asid1))
102 || !TEST_false(X509v3_asid_subset(asid3, asid1))
103 || !TEST_false(X509v3_asid_subset(asid3, asid2))
104 || !TEST_false(X509v3_asid_subset(asid1, asid4))
105 || !TEST_false(X509v3_asid_subset(asid2, asid4))
106 || !TEST_false(X509v3_asid_subset(asid3, asid4)))
107 goto err;
108
109 testresult = 1;
110 err:
111 ASN1_INTEGER_free(val1);
112 ASN1_INTEGER_free(val2);
113 ASIdentifiers_free(asid1);
114 ASIdentifiers_free(asid2);
115 ASIdentifiers_free(asid3);
116 ASIdentifiers_free(asid4);
117 return testresult;
118 }
119
120 static struct ip_ranges_st {
121 const unsigned int afi;
122 const char *ip1;
123 const char *ip2;
124 int rorp;
125 } ranges[] = {
126 { IANA_AFI_IPV4, "192.168.0.0", "192.168.0.1", IPAddressOrRange_addressPrefix},
127 { IANA_AFI_IPV4, "192.168.0.0", "192.168.0.2", IPAddressOrRange_addressRange},
128 { IANA_AFI_IPV4, "192.168.0.0", "192.168.0.3", IPAddressOrRange_addressPrefix},
129 { IANA_AFI_IPV4, "192.168.0.0", "192.168.0.254", IPAddressOrRange_addressRange},
130 { IANA_AFI_IPV4, "192.168.0.0", "192.168.0.255", IPAddressOrRange_addressPrefix},
131 { IANA_AFI_IPV4, "192.168.0.1", "192.168.0.255", IPAddressOrRange_addressRange},
132 { IANA_AFI_IPV4, "192.168.0.1", "192.168.0.1", IPAddressOrRange_addressPrefix},
133 { IANA_AFI_IPV4, "192.168.0.0", "192.168.255.255", IPAddressOrRange_addressPrefix},
134 { IANA_AFI_IPV4, "192.168.1.0", "192.168.255.255", IPAddressOrRange_addressRange},
135 { IANA_AFI_IPV6, "2001:0db8::0", "2001:0db8::1", IPAddressOrRange_addressPrefix},
136 { IANA_AFI_IPV6, "2001:0db8::0", "2001:0db8::2", IPAddressOrRange_addressRange},
137 { IANA_AFI_IPV6, "2001:0db8::0", "2001:0db8::3", IPAddressOrRange_addressPrefix},
138 { IANA_AFI_IPV6, "2001:0db8::0", "2001:0db8::fffe", IPAddressOrRange_addressRange},
139 { IANA_AFI_IPV6, "2001:0db8::0", "2001:0db8::ffff", IPAddressOrRange_addressPrefix},
140 { IANA_AFI_IPV6, "2001:0db8::1", "2001:0db8::ffff", IPAddressOrRange_addressRange},
141 { IANA_AFI_IPV6, "2001:0db8::1", "2001:0db8::1", IPAddressOrRange_addressPrefix},
142 { IANA_AFI_IPV6, "2001:0db8::0:0", "2001:0db8::ffff:ffff", IPAddressOrRange_addressPrefix},
143 { IANA_AFI_IPV6, "2001:0db8::1:0", "2001:0db8::ffff:ffff", IPAddressOrRange_addressRange}
144 };
145
check_addr(IPAddrBlocks * addr,int type)146 static int check_addr(IPAddrBlocks *addr, int type)
147 {
148 IPAddressFamily *fam;
149 IPAddressOrRange *aorr;
150
151 if (!TEST_int_eq(sk_IPAddressFamily_num(addr), 1))
152 return 0;
153
154 fam = sk_IPAddressFamily_value(addr, 0);
155 if (!TEST_ptr(fam))
156 return 0;
157
158 if (!TEST_int_eq(fam->ipAddressChoice->type, IPAddressChoice_addressesOrRanges))
159 return 0;
160
161 if (!TEST_int_eq(sk_IPAddressOrRange_num(fam->ipAddressChoice->u.addressesOrRanges), 1))
162 return 0;
163
164 aorr = sk_IPAddressOrRange_value(fam->ipAddressChoice->u.addressesOrRanges, 0);
165 if (!TEST_ptr(aorr))
166 return 0;
167
168 if (!TEST_int_eq(aorr->type, type))
169 return 0;
170
171 return 1;
172 }
173
test_addr_ranges(void)174 static int test_addr_ranges(void)
175 {
176 IPAddrBlocks *addr = NULL;
177 ASN1_OCTET_STRING *ip1 = NULL, *ip2 = NULL;
178 size_t i;
179 int testresult = 0;
180
181 for (i = 0; i < OSSL_NELEM(ranges); i++) {
182 addr = sk_IPAddressFamily_new_null();
183 if (!TEST_ptr(addr))
184 goto end;
185 /*
186 * Has the side effect of installing the comparison function onto the
187 * stack.
188 */
189 if (!TEST_true(X509v3_addr_canonize(addr)))
190 goto end;
191
192 ip1 = a2i_IPADDRESS(ranges[i].ip1);
193 if (!TEST_ptr(ip1))
194 goto end;
195 if (!TEST_true(ip1->length == 4 || ip1->length == 16))
196 goto end;
197 ip2 = a2i_IPADDRESS(ranges[i].ip2);
198 if (!TEST_ptr(ip2))
199 goto end;
200 if (!TEST_int_eq(ip2->length, ip1->length))
201 goto end;
202 if (!TEST_true(memcmp(ip1->data, ip2->data, ip1->length) <= 0))
203 goto end;
204
205 if (!TEST_true(X509v3_addr_add_range(addr, ranges[i].afi, NULL, ip1->data, ip2->data)))
206 goto end;
207
208 if (!TEST_true(X509v3_addr_is_canonical(addr)))
209 goto end;
210
211 if (!check_addr(addr, ranges[i].rorp))
212 goto end;
213
214 sk_IPAddressFamily_pop_free(addr, IPAddressFamily_free);
215 addr = NULL;
216 ASN1_OCTET_STRING_free(ip1);
217 ASN1_OCTET_STRING_free(ip2);
218 ip1 = ip2 = NULL;
219 }
220
221 testresult = 1;
222 end:
223 sk_IPAddressFamily_pop_free(addr, IPAddressFamily_free);
224 ASN1_OCTET_STRING_free(ip1);
225 ASN1_OCTET_STRING_free(ip2);
226 return testresult;
227 }
228
229 static struct extvalues_st {
230 const char *value;
231 int pass;
232 } extvalues[] = {
233 /* No prefix is ok */
234 { "sbgp-ipAddrBlock = IPv4:192.0.0.1\n", 1 },
235 { "sbgp-ipAddrBlock = IPv4:192.0.0.0/0\n", 1 },
236 { "sbgp-ipAddrBlock = IPv4:192.0.0.0/1\n", 1 },
237 { "sbgp-ipAddrBlock = IPv4:192.0.0.0/32\n", 1 },
238 /* Prefix is too long */
239 { "sbgp-ipAddrBlock = IPv4:192.0.0.0/33\n", 0 },
240 /* Unreasonably large prefix */
241 { "sbgp-ipAddrBlock = IPv4:192.0.0.0/12341234\n", 0 },
242 /* Invalid IP addresses */
243 { "sbgp-ipAddrBlock = IPv4:192.0.0\n", 0 },
244 { "sbgp-ipAddrBlock = IPv4:256.0.0.0\n", 0 },
245 { "sbgp-ipAddrBlock = IPv4:-1.0.0.0\n", 0 },
246 { "sbgp-ipAddrBlock = IPv4:192.0.0.0.0\n", 0 },
247 { "sbgp-ipAddrBlock = IPv3:192.0.0.0\n", 0 },
248
249 /* IPv6 */
250 /* No prefix is ok */
251 { "sbgp-ipAddrBlock = IPv6:2001:db8::\n", 1 },
252 { "sbgp-ipAddrBlock = IPv6:2001::db8\n", 1 },
253 { "sbgp-ipAddrBlock = IPv6:2001:0db8:0000:0000:0000:0000:0000:0000\n", 1 },
254 { "sbgp-ipAddrBlock = IPv6:2001:db8::/0\n", 1 },
255 { "sbgp-ipAddrBlock = IPv6:2001:db8::/1\n", 1 },
256 { "sbgp-ipAddrBlock = IPv6:2001:db8::/32\n", 1 },
257 { "sbgp-ipAddrBlock = IPv6:2001:0db8:0000:0000:0000:0000:0000:0000/32\n", 1 },
258 { "sbgp-ipAddrBlock = IPv6:2001:db8::/128\n", 1 },
259 /* Prefix is too long */
260 { "sbgp-ipAddrBlock = IPv6:2001:db8::/129\n", 0 },
261 /* Unreasonably large prefix */
262 { "sbgp-ipAddrBlock = IPv6:2001:db8::/12341234\n", 0 },
263 /* Invalid IP addresses */
264 /* Not enough blocks of numbers */
265 { "sbgp-ipAddrBlock = IPv6:2001:0db8:0000:0000:0000:0000:0000\n", 0 },
266 /* Too many blocks of numbers */
267 { "sbgp-ipAddrBlock = IPv6:2001:0db8:0000:0000:0000:0000:0000:0000:0000\n", 0 },
268 /* First value too large */
269 { "sbgp-ipAddrBlock = IPv6:1ffff:0db8:0000:0000:0000:0000:0000:0000\n", 0 },
270 /* First value with invalid characters */
271 { "sbgp-ipAddrBlock = IPv6:fffg:0db8:0000:0000:0000:0000:0000:0000\n", 0 },
272 /* First value is negative */
273 { "sbgp-ipAddrBlock = IPv6:-1:0db8:0000:0000:0000:0000:0000:0000\n", 0 }
274 };
275
test_ext_syntax(void)276 static int test_ext_syntax(void)
277 {
278 size_t i;
279 int testresult = 1;
280
281 for (i = 0; i < OSSL_NELEM(extvalues); i++) {
282 X509V3_CTX ctx;
283 BIO *extbio = BIO_new_mem_buf(extvalues[i].value,
284 strlen(extvalues[i].value));
285 CONF *conf;
286 long eline;
287
288 if (!TEST_ptr(extbio))
289 return 0 ;
290
291 conf = NCONF_new_ex(NULL, NULL);
292 if (!TEST_ptr(conf)) {
293 BIO_free(extbio);
294 return 0;
295 }
296 if (!TEST_long_gt(NCONF_load_bio(conf, extbio, &eline), 0)) {
297 testresult = 0;
298 } else {
299 X509V3_set_ctx_test(&ctx);
300 X509V3_set_nconf(&ctx, conf);
301
302 if (extvalues[i].pass) {
303 if (!TEST_true(X509V3_EXT_add_nconf(conf, &ctx, "default",
304 NULL))) {
305 TEST_info("Value: %s", extvalues[i].value);
306 testresult = 0;
307 }
308 } else {
309 ERR_set_mark();
310 if (!TEST_false(X509V3_EXT_add_nconf(conf, &ctx, "default",
311 NULL))) {
312 testresult = 0;
313 TEST_info("Value: %s", extvalues[i].value);
314 ERR_clear_last_mark();
315 } else {
316 ERR_pop_to_mark();
317 }
318 }
319 }
320 BIO_free(extbio);
321 NCONF_free(conf);
322 }
323
324 return testresult;
325 }
326 #endif /* OPENSSL_NO_RFC3779 */
327
328 OPT_TEST_DECLARE_USAGE("cert.pem\n")
329
setup_tests(void)330 int setup_tests(void)
331 {
332 if (!test_skip_common_options()) {
333 TEST_error("Error parsing test options\n");
334 return 0;
335 }
336
337 if (!TEST_ptr(infile = test_get_argument(0)))
338 return 0;
339
340 ADD_TEST(test_pathlen);
341 #ifndef OPENSSL_NO_RFC3779
342 ADD_TEST(test_asid);
343 ADD_TEST(test_addr_ranges);
344 ADD_TEST(test_ext_syntax);
345 #endif /* OPENSSL_NO_RFC3779 */
346 return 1;
347 }
348
