1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2 * All rights reserved.
3 *
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
7 *
8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
14 *
15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
21 *
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
36 * 4. If you include any Windows specific code (or a derivative thereof) from
37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50 * SUCH DAMAGE.
51 *
52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.] */
56
57 #include <openssl/asn1.h>
58 #include <openssl/bio.h>
59 #include <openssl/digest.h>
60 #include <openssl/err.h>
61 #include <openssl/evp.h>
62 #include <openssl/mem.h>
63 #include <openssl/obj.h>
64 #include <openssl/x509.h>
65 #include <openssl/x509v3.h>
66
67 #include "../evp/internal.h"
68
69 #ifndef OPENSSL_NO_FP_API
X509_print_ex_fp(FILE * fp,X509 * x,unsigned long nmflag,unsigned long cflag)70 int X509_print_ex_fp(FILE *fp, X509 *x, unsigned long nmflag, unsigned long cflag)
71 {
72 BIO *b;
73 int ret;
74
75 if ((b=BIO_new(BIO_s_file())) == NULL)
76 {
77 OPENSSL_PUT_ERROR(X509, X509_print_ex_fp, ERR_R_BUF_LIB);
78 return(0);
79 }
80 BIO_set_fp(b,fp,BIO_NOCLOSE);
81 ret=X509_print_ex(b, x, nmflag, cflag);
82 BIO_free(b);
83 return(ret);
84 }
85
X509_print_fp(FILE * fp,X509 * x)86 int X509_print_fp(FILE *fp, X509 *x)
87 {
88 return X509_print_ex_fp(fp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
89 }
90 #endif
91
X509_print(BIO * bp,X509 * x)92 int X509_print(BIO *bp, X509 *x)
93 {
94 return X509_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
95 }
96
X509_print_ex(BIO * bp,X509 * x,unsigned long nmflags,unsigned long cflag)97 int X509_print_ex(BIO *bp, X509 *x, unsigned long nmflags, unsigned long cflag)
98 {
99 long l;
100 int ret=0,i;
101 char *m=NULL,mlch = ' ';
102 int nmindent = 0;
103 X509_CINF *ci;
104 ASN1_INTEGER *bs;
105 EVP_PKEY *pkey=NULL;
106 const char *neg;
107
108 if((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
109 mlch = '\n';
110 nmindent = 12;
111 }
112
113 if(nmflags == X509_FLAG_COMPAT)
114 nmindent = 16;
115
116 ci=x->cert_info;
117 if(!(cflag & X509_FLAG_NO_HEADER))
118 {
119 if (BIO_write(bp,"Certificate:\n",13) <= 0) goto err;
120 if (BIO_write(bp," Data:\n",10) <= 0) goto err;
121 }
122 if(!(cflag & X509_FLAG_NO_VERSION))
123 {
124 l=X509_get_version(x);
125 if (BIO_printf(bp,"%8sVersion: %lu (0x%lx)\n","",l+1,l) <= 0) goto err;
126 }
127 if(!(cflag & X509_FLAG_NO_SERIAL))
128 {
129
130 if (BIO_write(bp," Serial Number:",22) <= 0) goto err;
131
132 bs=X509_get_serialNumber(x);
133 if (bs->length <= (int)sizeof(long))
134 {
135 l=ASN1_INTEGER_get(bs);
136 if (bs->type == V_ASN1_NEG_INTEGER)
137 {
138 l= -l;
139 neg="-";
140 }
141 else
142 neg="";
143 if (BIO_printf(bp," %s%lu (%s0x%lx)\n",neg,l,neg,l) <= 0)
144 goto err;
145 }
146 else
147 {
148 neg=(bs->type == V_ASN1_NEG_INTEGER)?" (Negative)":"";
149 if (BIO_printf(bp,"\n%12s%s","",neg) <= 0) goto err;
150
151 for (i=0; i<bs->length; i++)
152 {
153 if (BIO_printf(bp,"%02x%c",bs->data[i],
154 ((i+1 == bs->length)?'\n':':')) <= 0)
155 goto err;
156 }
157 }
158
159 }
160
161 if(!(cflag & X509_FLAG_NO_SIGNAME))
162 {
163 if(X509_signature_print(bp, x->sig_alg, NULL) <= 0)
164 goto err;
165 #if 0
166 if (BIO_printf(bp,"%8sSignature Algorithm: ","") <= 0)
167 goto err;
168 if (i2a_ASN1_OBJECT(bp, ci->signature->algorithm) <= 0)
169 goto err;
170 if (BIO_puts(bp, "\n") <= 0)
171 goto err;
172 #endif
173 }
174
175 if(!(cflag & X509_FLAG_NO_ISSUER))
176 {
177 if (BIO_printf(bp," Issuer:%c",mlch) <= 0) goto err;
178 if (X509_NAME_print_ex(bp,X509_get_issuer_name(x),nmindent, nmflags) < 0) goto err;
179 if (BIO_write(bp,"\n",1) <= 0) goto err;
180 }
181 if(!(cflag & X509_FLAG_NO_VALIDITY))
182 {
183 if (BIO_write(bp," Validity\n",17) <= 0) goto err;
184 if (BIO_write(bp," Not Before: ",24) <= 0) goto err;
185 if (!ASN1_TIME_print(bp,X509_get_notBefore(x))) goto err;
186 if (BIO_write(bp,"\n Not After : ",25) <= 0) goto err;
187 if (!ASN1_TIME_print(bp,X509_get_notAfter(x))) goto err;
188 if (BIO_write(bp,"\n",1) <= 0) goto err;
189 }
190 if(!(cflag & X509_FLAG_NO_SUBJECT))
191 {
192 if (BIO_printf(bp," Subject:%c",mlch) <= 0) goto err;
193 if (X509_NAME_print_ex(bp,X509_get_subject_name(x),nmindent, nmflags) < 0) goto err;
194 if (BIO_write(bp,"\n",1) <= 0) goto err;
195 }
196 if(!(cflag & X509_FLAG_NO_PUBKEY))
197 {
198 if (BIO_write(bp," Subject Public Key Info:\n",33) <= 0)
199 goto err;
200 if (BIO_printf(bp,"%12sPublic Key Algorithm: ","") <= 0)
201 goto err;
202 if (i2a_ASN1_OBJECT(bp, ci->key->algor->algorithm) <= 0)
203 goto err;
204 if (BIO_puts(bp, "\n") <= 0)
205 goto err;
206
207 pkey=X509_get_pubkey(x);
208 if (pkey == NULL)
209 {
210 BIO_printf(bp,"%12sUnable to load Public Key\n","");
211 BIO_print_errors(bp);
212 }
213 else
214 {
215 EVP_PKEY_print_public(bp, pkey, 16, NULL);
216 EVP_PKEY_free(pkey);
217 }
218 }
219
220 if(!(cflag & X509_FLAG_NO_IDS))
221 {
222 if (ci->issuerUID)
223 {
224 if (BIO_printf(bp,"%8sIssuer Unique ID: ","") <= 0)
225 goto err;
226 if (!X509_signature_dump(bp, ci->issuerUID, 12))
227 goto err;
228 }
229 if (ci->subjectUID)
230 {
231 if (BIO_printf(bp,"%8sSubject Unique ID: ","") <= 0)
232 goto err;
233 if (!X509_signature_dump(bp, ci->subjectUID, 12))
234 goto err;
235 }
236 }
237
238 if (!(cflag & X509_FLAG_NO_EXTENSIONS))
239 X509V3_extensions_print(bp, "X509v3 extensions",
240 ci->extensions, cflag, 8);
241
242 if(!(cflag & X509_FLAG_NO_SIGDUMP))
243 {
244 if(X509_signature_print(bp, x->sig_alg, x->signature) <= 0) goto err;
245 }
246 if(!(cflag & X509_FLAG_NO_AUX))
247 {
248 if (!X509_CERT_AUX_print(bp, x->aux, 0)) goto err;
249 }
250 ret=1;
251 err:
252 if (m != NULL) OPENSSL_free(m);
253 return(ret);
254 }
255
X509_ocspid_print(BIO * bp,X509 * x)256 int X509_ocspid_print (BIO *bp, X509 *x)
257 {
258 unsigned char *der=NULL ;
259 unsigned char *dertmp;
260 int derlen;
261 int i;
262 unsigned char SHA1md[SHA_DIGEST_LENGTH];
263
264 /* display the hash of the subject as it would appear
265 in OCSP requests */
266 if (BIO_printf(bp," Subject OCSP hash: ") <= 0)
267 goto err;
268 derlen = i2d_X509_NAME(x->cert_info->subject, NULL);
269 if ((der = dertmp = (unsigned char *)OPENSSL_malloc (derlen)) == NULL)
270 goto err;
271 i2d_X509_NAME(x->cert_info->subject, &dertmp);
272
273 if (!EVP_Digest(der, derlen, SHA1md, NULL, EVP_sha1(), NULL))
274 goto err;
275 for (i=0; i < SHA_DIGEST_LENGTH; i++)
276 {
277 if (BIO_printf(bp,"%02X",SHA1md[i]) <= 0) goto err;
278 }
279 OPENSSL_free (der);
280 der=NULL;
281
282 /* display the hash of the public key as it would appear
283 in OCSP requests */
284 if (BIO_printf(bp,"\n Public key OCSP hash: ") <= 0)
285 goto err;
286
287 if (!EVP_Digest(x->cert_info->key->public_key->data,
288 x->cert_info->key->public_key->length,
289 SHA1md, NULL, EVP_sha1(), NULL))
290 goto err;
291 for (i=0; i < SHA_DIGEST_LENGTH; i++)
292 {
293 if (BIO_printf(bp,"%02X",SHA1md[i]) <= 0)
294 goto err;
295 }
296 BIO_printf(bp,"\n");
297
298 return (1);
299 err:
300 if (der != NULL) OPENSSL_free(der);
301 return(0);
302 }
303
X509_signature_print(BIO * bp,X509_ALGOR * sigalg,ASN1_STRING * sig)304 int X509_signature_print(BIO *bp, X509_ALGOR *sigalg, ASN1_STRING *sig)
305 {
306 int sig_nid;
307 if (BIO_puts(bp," Signature Algorithm: ") <= 0) return 0;
308 if (i2a_ASN1_OBJECT(bp, sigalg->algorithm) <= 0) return 0;
309
310 sig_nid = OBJ_obj2nid(sigalg->algorithm);
311 if (sig_nid != NID_undef)
312 {
313 int pkey_nid, dig_nid;
314 const EVP_PKEY_ASN1_METHOD *ameth;
315 if (OBJ_find_sigid_algs(sig_nid, &dig_nid, &pkey_nid))
316 {
317 ameth = EVP_PKEY_asn1_find(NULL, pkey_nid);
318 if (ameth && ameth->sig_print)
319 return ameth->sig_print(bp, sigalg, sig, 9, 0);
320 }
321 }
322 if (sig)
323 return X509_signature_dump(bp, sig, 9);
324 else if (BIO_puts(bp, "\n") <= 0)
325 return 0;
326 return 1;
327 }
328
ASN1_STRING_print(BIO * bp,const ASN1_STRING * v)329 int ASN1_STRING_print(BIO *bp, const ASN1_STRING *v)
330 {
331 int i,n;
332 char buf[80];
333 const char *p;
334
335 if (v == NULL) return(0);
336 n=0;
337 p=(const char *)v->data;
338 for (i=0; i<v->length; i++)
339 {
340 if ((p[i] > '~') || ((p[i] < ' ') &&
341 (p[i] != '\n') && (p[i] != '\r')))
342 buf[n]='.';
343 else
344 buf[n]=p[i];
345 n++;
346 if (n >= 80)
347 {
348 if (BIO_write(bp,buf,n) <= 0)
349 return(0);
350 n=0;
351 }
352 }
353 if (n > 0)
354 if (BIO_write(bp,buf,n) <= 0)
355 return(0);
356 return(1);
357 }
358
ASN1_TIME_print(BIO * bp,const ASN1_TIME * tm)359 int ASN1_TIME_print(BIO *bp, const ASN1_TIME *tm)
360 {
361 if(tm->type == V_ASN1_UTCTIME) return ASN1_UTCTIME_print(bp, tm);
362 if(tm->type == V_ASN1_GENERALIZEDTIME)
363 return ASN1_GENERALIZEDTIME_print(bp, tm);
364 BIO_write(bp,"Bad time value",14);
365 return(0);
366 }
367
368 static const char *mon[12]=
369 {
370 "Jan","Feb","Mar","Apr","May","Jun",
371 "Jul","Aug","Sep","Oct","Nov","Dec"
372 };
373
ASN1_GENERALIZEDTIME_print(BIO * bp,const ASN1_GENERALIZEDTIME * tm)374 int ASN1_GENERALIZEDTIME_print(BIO *bp, const ASN1_GENERALIZEDTIME *tm)
375 {
376 char *v;
377 int gmt=0;
378 int i;
379 int y=0,M=0,d=0,h=0,m=0,s=0;
380 char *f = NULL;
381 int f_len = 0;
382
383 i=tm->length;
384 v=(char *)tm->data;
385
386 if (i < 12) goto err;
387 if (v[i-1] == 'Z') gmt=1;
388 for (i=0; i<12; i++)
389 if ((v[i] > '9') || (v[i] < '0')) goto err;
390 y= (v[0]-'0')*1000+(v[1]-'0')*100 + (v[2]-'0')*10+(v[3]-'0');
391 M= (v[4]-'0')*10+(v[5]-'0');
392 if ((M > 12) || (M < 1)) goto err;
393 d= (v[6]-'0')*10+(v[7]-'0');
394 h= (v[8]-'0')*10+(v[9]-'0');
395 m= (v[10]-'0')*10+(v[11]-'0');
396 if (tm->length >= 14 &&
397 (v[12] >= '0') && (v[12] <= '9') &&
398 (v[13] >= '0') && (v[13] <= '9'))
399 {
400 s= (v[12]-'0')*10+(v[13]-'0');
401 /* Check for fractions of seconds. */
402 if (tm->length >= 15 && v[14] == '.')
403 {
404 int l = tm->length;
405 f = &v[14]; /* The decimal point. */
406 f_len = 1;
407 while (14 + f_len < l && f[f_len] >= '0' && f[f_len] <= '9')
408 ++f_len;
409 }
410 }
411
412 if (BIO_printf(bp,"%s %2d %02d:%02d:%02d%.*s %d%s",
413 mon[M-1],d,h,m,s,f_len,f,y,(gmt)?" GMT":"") <= 0)
414 return(0);
415 else
416 return(1);
417 err:
418 BIO_write(bp,"Bad time value",14);
419 return(0);
420 }
421
ASN1_UTCTIME_print(BIO * bp,const ASN1_UTCTIME * tm)422 int ASN1_UTCTIME_print(BIO *bp, const ASN1_UTCTIME *tm)
423 {
424 const char *v;
425 int gmt=0;
426 int i;
427 int y=0,M=0,d=0,h=0,m=0,s=0;
428
429 i=tm->length;
430 v=(const char *)tm->data;
431
432 if (i < 10) goto err;
433 if (v[i-1] == 'Z') gmt=1;
434 for (i=0; i<10; i++)
435 if ((v[i] > '9') || (v[i] < '0')) goto err;
436 y= (v[0]-'0')*10+(v[1]-'0');
437 if (y < 50) y+=100;
438 M= (v[2]-'0')*10+(v[3]-'0');
439 if ((M > 12) || (M < 1)) goto err;
440 d= (v[4]-'0')*10+(v[5]-'0');
441 h= (v[6]-'0')*10+(v[7]-'0');
442 m= (v[8]-'0')*10+(v[9]-'0');
443 if (tm->length >=12 &&
444 (v[10] >= '0') && (v[10] <= '9') &&
445 (v[11] >= '0') && (v[11] <= '9'))
446 s= (v[10]-'0')*10+(v[11]-'0');
447
448 if (BIO_printf(bp,"%s %2d %02d:%02d:%02d %d%s",
449 mon[M-1],d,h,m,s,y+1900,(gmt)?" GMT":"") <= 0)
450 return(0);
451 else
452 return(1);
453 err:
454 BIO_write(bp,"Bad time value",14);
455 return(0);
456 }
457
X509_NAME_print(BIO * bp,X509_NAME * name,int obase)458 int X509_NAME_print(BIO *bp, X509_NAME *name, int obase)
459 {
460 char *s,*c,*b;
461 int ret=0,l,i;
462
463 l=80-2-obase;
464
465 b=X509_NAME_oneline(name,NULL,0);
466 if (!b)
467 return 0;
468 if (!*b)
469 {
470 OPENSSL_free(b);
471 return 1;
472 }
473 s=b+1; /* skip the first slash */
474
475 c=s;
476 for (;;)
477 {
478 if ( ((*s == '/') &&
479 ((s[1] >= 'A') && (s[1] <= 'Z') && (
480 (s[2] == '=') ||
481 ((s[2] >= 'A') && (s[2] <= 'Z') &&
482 (s[3] == '='))
483 ))) ||
484 (*s == '\0'))
485 {
486 i=s-c;
487 if (BIO_write(bp,c,i) != i) goto err;
488 c=s+1; /* skip following slash */
489 if (*s != '\0')
490 {
491 if (BIO_write(bp,", ",2) != 2) goto err;
492 }
493 l--;
494 }
495 if (*s == '\0') break;
496 s++;
497 l--;
498 }
499
500 ret=1;
501 if (0)
502 {
503 err:
504 OPENSSL_PUT_ERROR(X509, X509_NAME_print, ERR_R_BUF_LIB);
505 }
506 OPENSSL_free(b);
507 return(ret);
508 }
509