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[thirdparty/openssl.git] / crypto / x509v3 / v3nametest.c
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DSH
1#include <openssl/x509.h>
2#include <openssl/x509v3.h>
bdcf772a 3#include "../e_os.h"
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DSH
4#include <string.h>
5
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MC
6static const char *const names[] = {
7 "a", "b", ".", "*", "@",
8 ".a", "a.", ".b", "b.", ".*", "*.", "*@", "@*", "a@", "@a", "b@", "..",
9 "@@", "**", "*.com", "*com", "*.*.com", "*com", "com*", "*example.com",
10 "*@example.com", "test@*.example.com", "example.com", "www.example.com",
11 "test.www.example.com", "*.example.com", "*.www.example.com",
12 "test.*.example.com", "www.*.com",
13 ".www.example.com", "*www.example.com",
14 "example.net", "xn--rger-koa.example.com",
15 "a.example.com", "b.example.com",
16 "postmaster@example.com", "Postmaster@example.com",
17 "postmaster@EXAMPLE.COM",
18 NULL
19};
d88926f1 20
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MC
21static const char *const exceptions[] = {
22 "set CN: host: [*.example.com] matches [a.example.com]",
23 "set CN: host: [*.example.com] matches [b.example.com]",
24 "set CN: host: [*.example.com] matches [www.example.com]",
25 "set CN: host: [*.example.com] matches [xn--rger-koa.example.com]",
26 "set CN: host: [*.www.example.com] matches [test.www.example.com]",
27 "set CN: host: [*.www.example.com] matches [.www.example.com]",
28 "set CN: host: [*www.example.com] matches [www.example.com]",
29 "set CN: host: [test.www.example.com] matches [.www.example.com]",
30 "set CN: host-no-wildcards: [*.www.example.com] matches [.www.example.com]",
31 "set CN: host-no-wildcards: [test.www.example.com] matches [.www.example.com]",
32 "set emailAddress: email: [postmaster@example.com] does not match [Postmaster@example.com]",
33 "set emailAddress: email: [postmaster@EXAMPLE.COM] does not match [Postmaster@example.com]",
34 "set emailAddress: email: [Postmaster@example.com] does not match [postmaster@example.com]",
35 "set emailAddress: email: [Postmaster@example.com] does not match [postmaster@EXAMPLE.COM]",
36 "set dnsName: host: [*.example.com] matches [www.example.com]",
37 "set dnsName: host: [*.example.com] matches [a.example.com]",
38 "set dnsName: host: [*.example.com] matches [b.example.com]",
39 "set dnsName: host: [*.example.com] matches [xn--rger-koa.example.com]",
40 "set dnsName: host: [*.www.example.com] matches [test.www.example.com]",
41 "set dnsName: host-no-wildcards: [*.www.example.com] matches [.www.example.com]",
42 "set dnsName: host-no-wildcards: [test.www.example.com] matches [.www.example.com]",
43 "set dnsName: host: [*.www.example.com] matches [.www.example.com]",
44 "set dnsName: host: [*www.example.com] matches [www.example.com]",
45 "set dnsName: host: [test.www.example.com] matches [.www.example.com]",
46 "set rfc822Name: email: [postmaster@example.com] does not match [Postmaster@example.com]",
47 "set rfc822Name: email: [Postmaster@example.com] does not match [postmaster@example.com]",
48 "set rfc822Name: email: [Postmaster@example.com] does not match [postmaster@EXAMPLE.COM]",
49 "set rfc822Name: email: [postmaster@EXAMPLE.COM] does not match [Postmaster@example.com]",
50 NULL
51};
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DSH
52
53static int is_exception(const char *msg)
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MC
54{
55 const char *const *p;
56 for (p = exceptions; *p; ++p)
57 if (strcmp(msg, *p) == 0)
58 return 1;
59 return 0;
60}
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61
62static int set_cn(X509 *crt, ...)
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MC
63{
64 int ret = 0;
65 X509_NAME *n = NULL;
66 va_list ap;
67 va_start(ap, crt);
68 n = X509_NAME_new();
69 if (n == NULL)
70 goto out;
71 while (1) {
72 int nid;
73 const char *name;
74 nid = va_arg(ap, int);
75 if (nid == 0)
76 break;
77 name = va_arg(ap, const char *);
78 if (!X509_NAME_add_entry_by_NID(n, nid, MBSTRING_ASC,
79 (unsigned char *)name, -1, -1, 1))
80 goto out;
81 }
82 if (!X509_set_subject_name(crt, n))
83 goto out;
84 ret = 1;
d88926f1 85 out:
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MC
86 X509_NAME_free(n);
87 va_end(ap);
88 return ret;
89}
d88926f1 90
1d97c843 91/*-
0f113f3e 92int X509_add_ext(X509 *x, X509_EXTENSION *ex, int loc);
d88926f1 93X509_EXTENSION *X509_EXTENSION_create_by_NID(X509_EXTENSION **ex,
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MC
94 int nid, int crit, ASN1_OCTET_STRING *data);
95int X509_add_ext(X509 *x, X509_EXTENSION *ex, int loc);
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DSH
96*/
97
98static int set_altname(X509 *crt, ...)
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99{
100 int ret = 0;
101 GENERAL_NAMES *gens = NULL;
102 GENERAL_NAME *gen = NULL;
103 ASN1_IA5STRING *ia5 = NULL;
104 va_list ap;
105 va_start(ap, crt);
106 gens = sk_GENERAL_NAME_new_null();
107 if (gens == NULL)
108 goto out;
109 while (1) {
110 int type;
111 const char *name;
112 type = va_arg(ap, int);
113 if (type == 0)
114 break;
115 name = va_arg(ap, const char *);
d88926f1 116
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MC
117 gen = GENERAL_NAME_new();
118 if (gen == NULL)
119 goto out;
120 ia5 = ASN1_IA5STRING_new();
121 if (ia5 == NULL)
122 goto out;
123 if (!ASN1_STRING_set(ia5, name, -1))
124 goto out;
125 switch (type) {
126 case GEN_EMAIL:
127 case GEN_DNS:
128 GENERAL_NAME_set0_value(gen, type, ia5);
129 ia5 = NULL;
130 break;
131 default:
132 abort();
133 }
134 sk_GENERAL_NAME_push(gens, gen);
135 gen = NULL;
136 }
137 if (!X509_add1_ext_i2d(crt, NID_subject_alt_name, gens, 0, 0))
138 goto out;
139 ret = 1;
d88926f1 140 out:
0f113f3e
MC
141 ASN1_IA5STRING_free(ia5);
142 GENERAL_NAME_free(gen);
143 GENERAL_NAMES_free(gens);
144 va_end(ap);
145 return ret;
146}
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DSH
147
148static int set_cn1(X509 *crt, const char *name)
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149{
150 return set_cn(crt, NID_commonName, name, 0);
151}
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DSH
152
153static int set_cn_and_email(X509 *crt, const char *name)
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154{
155 return set_cn(crt, NID_commonName, name,
156 NID_pkcs9_emailAddress, "dummy@example.com", 0);
157}
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DSH
158
159static int set_cn2(X509 *crt, const char *name)
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MC
160{
161 return set_cn(crt, NID_commonName, "dummy value",
162 NID_commonName, name, 0);
163}
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DSH
164
165static int set_cn3(X509 *crt, const char *name)
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MC
166{
167 return set_cn(crt, NID_commonName, name,
168 NID_commonName, "dummy value", 0);
169}
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DSH
170
171static int set_email1(X509 *crt, const char *name)
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MC
172{
173 return set_cn(crt, NID_pkcs9_emailAddress, name, 0);
174}
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DSH
175
176static int set_email2(X509 *crt, const char *name)
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MC
177{
178 return set_cn(crt, NID_pkcs9_emailAddress, "dummy@example.com",
179 NID_pkcs9_emailAddress, name, 0);
180}
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DSH
181
182static int set_email3(X509 *crt, const char *name)
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MC
183{
184 return set_cn(crt, NID_pkcs9_emailAddress, name,
185 NID_pkcs9_emailAddress, "dummy@example.com", 0);
186}
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DSH
187
188static int set_email_and_cn(X509 *crt, const char *name)
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MC
189{
190 return set_cn(crt, NID_pkcs9_emailAddress, name,
191 NID_commonName, "www.example.org", 0);
192}
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DSH
193
194static int set_altname_dns(X509 *crt, const char *name)
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MC
195{
196 return set_altname(crt, GEN_DNS, name, 0);
197}
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DSH
198
199static int set_altname_email(X509 *crt, const char *name)
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MC
200{
201 return set_altname(crt, GEN_EMAIL, name, 0);
202}
d88926f1 203
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MC
204struct set_name_fn {
205 int (*fn) (X509 *, const char *);
206 const char *name;
207 int host;
208 int email;
209};
d88926f1 210
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MC
211static const struct set_name_fn name_fns[] = {
212 {set_cn1, "set CN", 1, 0},
213 {set_cn2, "set CN", 1, 0},
214 {set_cn3, "set CN", 1, 0},
215 {set_cn_and_email, "set CN", 1, 0},
216 {set_email1, "set emailAddress", 0, 1},
217 {set_email2, "set emailAddress", 0, 1},
218 {set_email3, "set emailAddress", 0, 1},
219 {set_email_and_cn, "set emailAddress", 0, 1},
220 {set_altname_dns, "set dnsName", 1, 0},
221 {set_altname_email, "set rfc822Name", 0, 1},
222 {NULL, NULL, 0}
223};
d88926f1
DSH
224
225static X509 *make_cert()
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MC
226{
227 X509 *ret = NULL;
228 X509 *crt = NULL;
229 X509_NAME *issuer = NULL;
230 crt = X509_new();
231 if (crt == NULL)
232 goto out;
233 if (!X509_set_version(crt, 3))
234 goto out;
235 ret = crt;
236 crt = NULL;
d88926f1 237 out:
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MC
238 X509_NAME_free(issuer);
239 return ret;
240}
d88926f1
DSH
241
242static int errors;
243
244static void check_message(const struct set_name_fn *fn, const char *op,
0f113f3e
MC
245 const char *nameincert, int match, const char *name)
246{
247 char msg[1024];
248 if (match < 0)
249 return;
250 BIO_snprintf(msg, sizeof(msg), "%s: %s: [%s] %s [%s]",
251 fn->name, op, nameincert,
252 match ? "matches" : "does not match", name);
253 if (is_exception(msg))
254 return;
255 puts(msg);
256 ++errors;
257}
d88926f1
DSH
258
259static void run_cert(X509 *crt, const char *nameincert,
0f113f3e
MC
260 const struct set_name_fn *fn)
261{
262 const char *const *pname = names;
263 while (*pname) {
264 int samename = strcasecmp(nameincert, *pname) == 0;
265 size_t namelen = strlen(*pname);
266 char *name = malloc(namelen);
267 int match, ret;
268 memcpy(name, *pname, namelen);
d88926f1 269
0f113f3e
MC
270 ret = X509_check_host(crt, name, namelen, 0, NULL);
271 match = -1;
272 if (ret < 0) {
273 fprintf(stderr, "internal error in X509_check_host");
274 ++errors;
275 } else if (fn->host) {
276 if (ret == 1 && !samename)
277 match = 1;
278 if (ret == 0 && samename)
279 match = 0;
280 } else if (ret == 1)
281 match = 1;
282 check_message(fn, "host", nameincert, match, *pname);
d88926f1 283
0f113f3e
MC
284 ret = X509_check_host(crt, name, namelen,
285 X509_CHECK_FLAG_NO_WILDCARDS, NULL);
286 match = -1;
287 if (ret < 0) {
288 fprintf(stderr, "internal error in X509_check_host");
289 ++errors;
290 } else if (fn->host) {
291 if (ret == 1 && !samename)
292 match = 1;
293 if (ret == 0 && samename)
294 match = 0;
295 } else if (ret == 1)
296 match = 1;
297 check_message(fn, "host-no-wildcards", nameincert, match, *pname);
d88926f1 298
0f113f3e
MC
299 ret = X509_check_email(crt, name, namelen, 0);
300 match = -1;
301 if (fn->email) {
302 if (ret && !samename)
303 match = 1;
304 if (!ret && samename && strchr(nameincert, '@') != NULL)
305 match = 0;
306 } else if (ret)
307 match = 1;
308 check_message(fn, "email", nameincert, match, *pname);
309 ++pname;
310 free(name);
311 }
312}
d88926f1 313
0f113f3e
MC
314int main(void)
315{
316 const struct set_name_fn *pfn = name_fns;
317 while (pfn->name) {
318 const char *const *pname = names;
319 while (*pname) {
320 X509 *crt = make_cert();
321 if (crt == NULL) {
322 fprintf(stderr, "make_cert failed\n");
323 return 1;
324 }
325 if (!pfn->fn(crt, *pname)) {
326 fprintf(stderr, "X509 name setting failed\n");
327 return 1;
328 }
329 run_cert(crt, *pname, pfn);
330 X509_free(crt);
331 ++pname;
332 }
333 ++pfn;
334 }
335 return errors > 0 ? 1 : 0;
336}