2 * Copyright 2012-2020 The OpenSSL Project Authors. All Rights Reserved.
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
12 #include <openssl/e_os2.h>
13 #include <openssl/x509.h>
14 #include <openssl/x509v3.h>
15 #include "internal/nelem.h"
18 #ifdef OPENSSL_SYS_WINDOWS
19 # define strcasecmp _stricmp
22 DEFINE_STACK_OF(GENERAL_NAME)
24 static const char *const names[] = {
25 "a", "b", ".", "*", "@",
26 ".a", "a.", ".b", "b.", ".*", "*.", "*@", "@*", "a@", "@a", "b@", "..",
27 "-example.com", "example-.com",
28 "@@", "**", "*.com", "*com", "*.*.com", "*com", "com*", "*example.com",
29 "*@example.com", "test@*.example.com", "example.com", "www.example.com",
30 "test.www.example.com", "*.example.com", "*.www.example.com",
31 "test.*.example.com", "www.*.com",
32 ".www.example.com", "*www.example.com",
33 "example.net", "xn--rger-koa.example.com",
34 "*.xn--rger-koa.example.com", "www.xn--rger-koa.example.com",
35 "*.good--example.com", "www.good--example.com",
36 "*.xn--bar.com", "xn--foo.xn--bar.com",
37 "a.example.com", "b.example.com",
38 "postmaster@example.com", "Postmaster@example.com",
39 "postmaster@EXAMPLE.COM",
43 static const char *const exceptions[] = {
44 "set CN: host: [*.example.com] matches [a.example.com]",
45 "set CN: host: [*.example.com] matches [b.example.com]",
46 "set CN: host: [*.example.com] matches [www.example.com]",
47 "set CN: host: [*.example.com] matches [xn--rger-koa.example.com]",
48 "set CN: host: [*.www.example.com] matches [test.www.example.com]",
49 "set CN: host: [*.www.example.com] matches [.www.example.com]",
50 "set CN: host: [*www.example.com] matches [www.example.com]",
51 "set CN: host: [test.www.example.com] matches [.www.example.com]",
52 "set CN: host: [*.xn--rger-koa.example.com] matches [www.xn--rger-koa.example.com]",
53 "set CN: host: [*.xn--bar.com] matches [xn--foo.xn--bar.com]",
54 "set CN: host: [*.good--example.com] matches [www.good--example.com]",
55 "set CN: host-no-wildcards: [*.www.example.com] matches [.www.example.com]",
56 "set CN: host-no-wildcards: [test.www.example.com] matches [.www.example.com]",
57 "set emailAddress: email: [postmaster@example.com] does not match [Postmaster@example.com]",
58 "set emailAddress: email: [postmaster@EXAMPLE.COM] does not match [Postmaster@example.com]",
59 "set emailAddress: email: [Postmaster@example.com] does not match [postmaster@example.com]",
60 "set emailAddress: email: [Postmaster@example.com] does not match [postmaster@EXAMPLE.COM]",
61 "set dnsName: host: [*.example.com] matches [www.example.com]",
62 "set dnsName: host: [*.example.com] matches [a.example.com]",
63 "set dnsName: host: [*.example.com] matches [b.example.com]",
64 "set dnsName: host: [*.example.com] matches [xn--rger-koa.example.com]",
65 "set dnsName: host: [*.www.example.com] matches [test.www.example.com]",
66 "set dnsName: host-no-wildcards: [*.www.example.com] matches [.www.example.com]",
67 "set dnsName: host-no-wildcards: [test.www.example.com] matches [.www.example.com]",
68 "set dnsName: host: [*.www.example.com] matches [.www.example.com]",
69 "set dnsName: host: [*www.example.com] matches [www.example.com]",
70 "set dnsName: host: [test.www.example.com] matches [.www.example.com]",
71 "set dnsName: host: [*.xn--rger-koa.example.com] matches [www.xn--rger-koa.example.com]",
72 "set dnsName: host: [*.xn--bar.com] matches [xn--foo.xn--bar.com]",
73 "set dnsName: host: [*.good--example.com] matches [www.good--example.com]",
74 "set rfc822Name: email: [postmaster@example.com] does not match [Postmaster@example.com]",
75 "set rfc822Name: email: [Postmaster@example.com] does not match [postmaster@example.com]",
76 "set rfc822Name: email: [Postmaster@example.com] does not match [postmaster@EXAMPLE.COM]",
77 "set rfc822Name: email: [postmaster@EXAMPLE.COM] does not match [Postmaster@example.com]",
81 static int is_exception(const char *msg)
85 for (p = exceptions; *p; ++p)
86 if (strcmp(msg, *p) == 0)
91 static int set_cn(X509 *crt, ...)
106 nid = va_arg(ap, int);
109 name = va_arg(ap, const char *);
110 if (!X509_NAME_add_entry_by_NID(n, nid, MBSTRING_ASC,
111 (unsigned char *)name, -1, -1, 1))
114 if (!X509_set_subject_name(crt, n))
124 int X509_add_ext(X509 *x, X509_EXTENSION *ex, int loc);
125 X509_EXTENSION *X509_EXTENSION_create_by_NID(X509_EXTENSION **ex,
126 int nid, int crit, ASN1_OCTET_STRING *data);
127 int X509_add_ext(X509 *x, X509_EXTENSION *ex, int loc);
130 static int set_altname(X509 *crt, ...)
133 GENERAL_NAMES *gens = NULL;
134 GENERAL_NAME *gen = NULL;
135 ASN1_IA5STRING *ia5 = NULL;
138 gens = sk_GENERAL_NAME_new_null();
144 type = va_arg(ap, int);
147 name = va_arg(ap, const char *);
149 gen = GENERAL_NAME_new();
152 ia5 = ASN1_IA5STRING_new();
155 if (!ASN1_STRING_set(ia5, name, -1))
160 GENERAL_NAME_set0_value(gen, type, ia5);
166 sk_GENERAL_NAME_push(gens, gen);
169 if (!X509_add1_ext_i2d(crt, NID_subject_alt_name, gens, 0, 0))
173 ASN1_IA5STRING_free(ia5);
174 GENERAL_NAME_free(gen);
175 GENERAL_NAMES_free(gens);
180 static int set_cn1(X509 *crt, const char *name)
182 return set_cn(crt, NID_commonName, name, 0);
185 static int set_cn_and_email(X509 *crt, const char *name)
187 return set_cn(crt, NID_commonName, name,
188 NID_pkcs9_emailAddress, "dummy@example.com", 0);
191 static int set_cn2(X509 *crt, const char *name)
193 return set_cn(crt, NID_commonName, "dummy value",
194 NID_commonName, name, 0);
197 static int set_cn3(X509 *crt, const char *name)
199 return set_cn(crt, NID_commonName, name,
200 NID_commonName, "dummy value", 0);
203 static int set_email1(X509 *crt, const char *name)
205 return set_cn(crt, NID_pkcs9_emailAddress, name, 0);
208 static int set_email2(X509 *crt, const char *name)
210 return set_cn(crt, NID_pkcs9_emailAddress, "dummy@example.com",
211 NID_pkcs9_emailAddress, name, 0);
214 static int set_email3(X509 *crt, const char *name)
216 return set_cn(crt, NID_pkcs9_emailAddress, name,
217 NID_pkcs9_emailAddress, "dummy@example.com", 0);
220 static int set_email_and_cn(X509 *crt, const char *name)
222 return set_cn(crt, NID_pkcs9_emailAddress, name,
223 NID_commonName, "www.example.org", 0);
226 static int set_altname_dns(X509 *crt, const char *name)
228 return set_altname(crt, GEN_DNS, name, 0);
231 static int set_altname_email(X509 *crt, const char *name)
233 return set_altname(crt, GEN_EMAIL, name, 0);
237 int (*fn) (X509 *, const char *);
243 static const struct set_name_fn name_fns[] = {
244 {set_cn1, "set CN", 1, 0},
245 {set_cn2, "set CN", 1, 0},
246 {set_cn3, "set CN", 1, 0},
247 {set_cn_and_email, "set CN", 1, 0},
248 {set_email1, "set emailAddress", 0, 1},
249 {set_email2, "set emailAddress", 0, 1},
250 {set_email3, "set emailAddress", 0, 1},
251 {set_email_and_cn, "set emailAddress", 0, 1},
252 {set_altname_dns, "set dnsName", 1, 0},
253 {set_altname_email, "set rfc822Name", 0, 1},
256 static X509 *make_cert(void)
260 if (!TEST_ptr(crt = X509_new()))
262 if (!TEST_true(X509_set_version(crt, 2))) {
269 static int check_message(const struct set_name_fn *fn, const char *op,
270 const char *nameincert, int match, const char *name)
276 BIO_snprintf(msg, sizeof(msg), "%s: %s: [%s] %s [%s]",
277 fn->name, op, nameincert,
278 match ? "matches" : "does not match", name);
279 if (is_exception(msg))
281 TEST_error("%s", msg);
285 static int run_cert(X509 *crt, const char *nameincert,
286 const struct set_name_fn *fn)
288 const char *const *pname = names;
291 for (; *pname != NULL; ++pname) {
292 int samename = strcasecmp(nameincert, *pname) == 0;
293 size_t namelen = strlen(*pname);
294 char *name = OPENSSL_malloc(namelen);
297 memcpy(name, *pname, namelen);
300 if (!TEST_int_ge(ret = X509_check_host(crt, name, namelen, 0, NULL),
303 } else if (fn->host) {
304 if (ret == 1 && !samename)
306 if (ret == 0 && samename)
310 if (!TEST_true(check_message(fn, "host", nameincert, match, *pname)))
314 if (!TEST_int_ge(ret = X509_check_host(crt, name, namelen,
315 X509_CHECK_FLAG_NO_WILDCARDS,
318 } else if (fn->host) {
319 if (ret == 1 && !samename)
321 if (ret == 0 && samename)
325 if (!TEST_true(check_message(fn, "host-no-wildcards",
326 nameincert, match, *pname)))
330 ret = X509_check_email(crt, name, namelen, 0);
332 if (ret && !samename)
334 if (!ret && samename && strchr(nameincert, '@') != NULL)
338 if (!TEST_true(check_message(fn, "email", nameincert, match, *pname)))
346 static int call_run_cert(int i)
349 const struct set_name_fn *pfn = &name_fns[i];
351 const char *const *pname;
353 TEST_info("%s", pfn->name);
354 for (pname = names; *pname != NULL; pname++) {
355 if (!TEST_ptr(crt = make_cert())
356 || !TEST_true(pfn->fn(crt, *pname))
357 || !run_cert(crt, *pname, pfn))
364 int setup_tests(void)
366 ADD_ALL_TESTS(call_run_cert, OSSL_NELEM(name_fns));