Continued patches so certificates and CRLs now can support and use
[openssl.git] / apps / crl.c
1 /* apps/crl.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3  * All rights reserved.
4  *
5  * This package is an SSL implementation written
6  * by Eric Young (eay@cryptsoft.com).
7  * The implementation was written so as to conform with Netscapes SSL.
8  * 
9  * This library is free for commercial and non-commercial use as long as
10  * the following conditions are aheared to.  The following conditions
11  * apply to all code found in this distribution, be it the RC4, RSA,
12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13  * included with this distribution is covered by the same copyright terms
14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15  * 
16  * Copyright remains Eric Young's, and as such any Copyright notices in
17  * the code are not to be removed.
18  * If this package is used in a product, Eric Young should be given attribution
19  * as the author of the parts of the library used.
20  * This can be in the form of a textual message at program startup or
21  * in documentation (online or textual) provided with the package.
22  * 
23  * Redistribution and use in source and binary forms, with or without
24  * modification, are permitted provided that the following conditions
25  * are met:
26  * 1. Redistributions of source code must retain the copyright
27  *    notice, this list of conditions and the following disclaimer.
28  * 2. Redistributions in binary form must reproduce the above copyright
29  *    notice, this list of conditions and the following disclaimer in the
30  *    documentation and/or other materials provided with the distribution.
31  * 3. All advertising materials mentioning features or use of this software
32  *    must display the following acknowledgement:
33  *    "This product includes cryptographic software written by
34  *     Eric Young (eay@cryptsoft.com)"
35  *    The word 'cryptographic' can be left out if the rouines from the library
36  *    being used are not cryptographic related :-).
37  * 4. If you include any Windows specific code (or a derivative thereof) from 
38  *    the apps directory (application code) you must include an acknowledgement:
39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40  * 
41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51  * SUCH DAMAGE.
52  * 
53  * The licence and distribution terms for any publically available version or
54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
55  * copied and put under another distribution licence
56  * [including the GNU Public Licence.]
57  */
58
59 #include <stdio.h>
60 #include <stdlib.h>
61 #include <string.h>
62 #include "apps.h"
63 #include "bio.h"
64 #include "err.h"
65 #include "x509.h"
66 #include "pem.h"
67
68 #undef PROG
69 #define PROG    crl_main
70
71 #undef POSTFIX
72 #define POSTFIX ".rvk"
73
74 static char *crl_usage[]={
75 "usage: crl args\n",
76 "\n",
77 " -inform arg     - input format - default PEM (one of DER, TXT or PEM)\n",
78 " -outform arg    - output format - default PEM\n",
79 " -text           - print out a text format version\n",
80 " -in arg         - input file - default stdin\n",
81 " -out arg        - output file - default stdout\n",
82 " -hash           - print hash value\n",
83 " -issuer         - print issuer DN\n",
84 " -lastupdate     - lastUpdate field\n",
85 " -nextupdate     - nextUpdate field\n",
86 " -noout          - no CRL output\n",
87 NULL
88 };
89
90 #ifndef NOPROTO
91 static X509_CRL *load_crl(char *file, int format);
92 #else
93 static X509_CRL *load_crl();
94 #endif
95
96 static BIO *bio_out=NULL;
97
98 int MAIN(argc, argv)
99 int argc;
100 char **argv;
101         {
102         X509_CRL *x=NULL;
103         int ret=1,i,num,badops=0;
104         BIO *out=NULL;
105         int informat,outformat;
106         char *infile=NULL,*outfile=NULL;
107         int hash=0,issuer=0,lastupdate=0,nextupdate=0,noout=0;
108         char **pp,buf[256];
109
110         apps_startup();
111
112         if (bio_err == NULL)
113                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
114                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
115
116         if (bio_out == NULL)
117                 if ((bio_out=BIO_new(BIO_s_file())) != NULL)
118                         BIO_set_fp(bio_out,stdout,BIO_NOCLOSE);
119
120         informat=FORMAT_PEM;
121         outformat=FORMAT_PEM;
122
123         argc--;
124         argv++;
125         num=0;
126         while (argc >= 1)
127                 {
128 #ifdef undef
129                 if      (strcmp(*argv,"-p") == 0)
130                         {
131                         if (--argc < 1) goto bad;
132                         if (!args_from_file(++argv,Nargc,Nargv)) { goto end; }*/
133                         }
134 #endif
135                 if      (strcmp(*argv,"-inform") == 0)
136                         {
137                         if (--argc < 1) goto bad;
138                         informat=str2fmt(*(++argv));
139                         }
140                 else if (strcmp(*argv,"-outform") == 0)
141                         {
142                         if (--argc < 1) goto bad;
143                         outformat=str2fmt(*(++argv));
144                         }
145                 else if (strcmp(*argv,"-text") == 0)
146                         {
147                         outformat=FORMAT_TEXT;
148                         }
149                 else if (strcmp(*argv,"-in") == 0)
150                         {
151                         if (--argc < 1) goto bad;
152                         infile= *(++argv);
153                         }
154                 else if (strcmp(*argv,"-out") == 0)
155                         {
156                         if (--argc < 1) goto bad;
157                         outfile= *(++argv);
158                         }
159                 else if (strcmp(*argv,"-hash") == 0)
160                         hash= ++num;
161                 else if (strcmp(*argv,"-issuer") == 0)
162                         issuer= ++num;
163                 else if (strcmp(*argv,"-lastupdate") == 0)
164                         lastupdate= ++num;
165                 else if (strcmp(*argv,"-nextupdate") == 0)
166                         nextupdate= ++num;
167                 else if (strcmp(*argv,"-noout") == 0)
168                         noout= ++num;
169                 else
170                         {
171                         BIO_printf(bio_err,"unknown option %s\n",*argv);
172                         badops=1;
173                         break;
174                         }
175                 argc--;
176                 argv++;
177                 }
178
179         if (outformat == FORMAT_TEXT)
180                 {
181                 num=0;
182                 issuer= ++num;
183                 lastupdate= ++num;
184                 nextupdate= ++num;
185                 }
186
187         if (badops)
188                 {
189 bad:
190                 for (pp=crl_usage; (*pp != NULL); pp++)
191                         BIO_printf(bio_err,*pp);
192                 goto end;
193                 }
194
195         ERR_load_crypto_strings();
196         x=load_crl(infile,informat);
197         if (x == NULL) { goto end; }
198
199         if (num)
200                 {
201                 for (i=1; i<=num; i++)
202                         {
203                         if (issuer == i)
204                                 {
205                                 X509_NAME_oneline(x->crl->issuer,buf,256);
206                                 fprintf(stdout,"issuer= %s\n",buf);
207                                 }
208
209                         if (hash == i)
210                                 {
211                                 fprintf(stdout,"%08lx\n",
212                                         X509_NAME_hash(x->crl->issuer));
213                                 }
214                         if (lastupdate == i)
215                                 {
216                                 fprintf(stdout,"lastUpdate=");
217                                 ASN1_TIME_print(bio_out,x->crl->lastUpdate);
218                                 fprintf(stdout,"\n");
219                                 }
220                         if (nextupdate == i)
221                                 {
222                                 fprintf(stdout,"nextUpdate=");
223                                 if (x->crl->nextUpdate != NULL)
224                                         ASN1_TIME_print(bio_out,x->crl->nextUpdate);
225                                 else
226                                         fprintf(stdout,"NONE");
227                                 fprintf(stdout,"\n");
228                                 }
229                         }
230                 }
231
232         if (noout) goto end;
233
234         out=BIO_new(BIO_s_file());
235         if (out == NULL)
236                 {
237                 ERR_print_errors(bio_err);
238                 goto end;
239                 }
240
241         if (outfile == NULL)
242                 BIO_set_fp(out,stdout,BIO_NOCLOSE);
243         else
244                 {
245                 if (BIO_write_filename(out,outfile) <= 0)
246                         {
247                         perror(outfile);
248                         goto end;
249                         }
250                 }
251
252         if      (outformat == FORMAT_ASN1)
253                 i=(int)i2d_X509_CRL_bio(out,x);
254         else if (outformat == FORMAT_PEM)
255                 i=PEM_write_bio_X509_CRL(out,x);
256         else if (outformat == FORMAT_TEXT)
257                 {
258                 X509_REVOKED *r;
259                 STACK *sk;
260
261                 sk=sk_dup(x->crl->revoked);
262                 while ((r=(X509_REVOKED *)sk_pop(sk)) != NULL)
263                         {
264                         fprintf(stdout,"revoked: serialNumber=");
265                         i2a_ASN1_INTEGER(out,r->serialNumber);
266                         fprintf(stdout," revocationDate=");
267                         ASN1_TIME_print(bio_out,r->revocationDate);
268                         fprintf(stdout,"\n");
269                         }
270                 sk_free(sk);
271                 i=1;
272                 }
273         else    
274                 {
275                 BIO_printf(bio_err,"bad output format specified for outfile\n");
276                 goto end;
277                 }
278         if (!i) { BIO_printf(bio_err,"unable to write CRL\n"); goto end; }
279         ret=0;
280 end:
281         if (out != NULL) BIO_free(out);
282         if (bio_out != NULL) BIO_free(bio_out);
283         if (x != NULL) X509_CRL_free(x);
284         EXIT(ret);
285         }
286
287 static X509_CRL *load_crl(infile, format)
288 char *infile;
289 int format;
290         {
291         X509_CRL *x=NULL;
292         BIO *in=NULL;
293
294         in=BIO_new(BIO_s_file());
295         if (in == NULL)
296                 {
297                 ERR_print_errors(bio_err);
298                 goto end;
299                 }
300
301         if (infile == NULL)
302                 BIO_set_fp(in,stdin,BIO_NOCLOSE);
303         else
304                 {
305                 if (BIO_read_filename(in,infile) <= 0)
306                         {
307                         perror(infile);
308                         goto end;
309                         }
310                 }
311         if      (format == FORMAT_ASN1)
312                 x=d2i_X509_CRL_bio(in,NULL);
313         else if (format == FORMAT_PEM)
314                 x=PEM_read_bio_X509_CRL(in,NULL,NULL);
315         else    {
316                 BIO_printf(bio_err,"bad input format specified for input crl\n");
317                 goto end;
318                 }
319         if (x == NULL)
320                 {
321                 BIO_printf(bio_err,"unable to load CRL\n");
322                 ERR_print_errors(bio_err);
323                 goto end;
324                 }
325         
326 end:
327         if (in != NULL) BIO_free(in);
328         return(x);
329         }
330