e_os* corrections.
[oweals/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 <openssl/bio.h>
64 #include <openssl/err.h>
65 #include <openssl/x509.h>
66 #include <openssl/x509v3.h>
67 #include <openssl/pem.h>
68
69 #undef PROG
70 #define PROG    crl_main
71
72 #undef POSTFIX
73 #define POSTFIX ".rvk"
74
75 static char *crl_usage[]={
76 "usage: crl args\n",
77 "\n",
78 " -inform arg     - input format - default PEM (one of DER, TXT or PEM)\n",
79 " -outform arg    - output format - default PEM\n",
80 " -text           - print out a text format version\n",
81 " -in arg         - input file - default stdin\n",
82 " -out arg        - output file - default stdout\n",
83 " -hash           - print hash value\n",
84 " -issuer         - print issuer DN\n",
85 " -lastupdate     - lastUpdate field\n",
86 " -nextupdate     - nextUpdate field\n",
87 " -noout          - no CRL output\n",
88 NULL
89 };
90
91 static X509_CRL *load_crl(char *file, int format);
92 static BIO *bio_out=NULL;
93
94 int MAIN(int argc, char **argv)
95         {
96         X509_CRL *x=NULL;
97         int ret=1,i,num,badops=0;
98         BIO *out=NULL;
99         int informat,outformat;
100         char *infile=NULL,*outfile=NULL;
101         int hash=0,issuer=0,lastupdate=0,nextupdate=0,noout=0,text=0;
102         char **pp,buf[256];
103
104         apps_startup();
105
106         if (bio_err == NULL)
107                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
108                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
109
110         if (bio_out == NULL)
111                 if ((bio_out=BIO_new(BIO_s_file())) != NULL)
112                         BIO_set_fp(bio_out,stdout,BIO_NOCLOSE);
113
114         informat=FORMAT_PEM;
115         outformat=FORMAT_PEM;
116
117         argc--;
118         argv++;
119         num=0;
120         while (argc >= 1)
121                 {
122 #ifdef undef
123                 if      (strcmp(*argv,"-p") == 0)
124                         {
125                         if (--argc < 1) goto bad;
126                         if (!args_from_file(++argv,Nargc,Nargv)) { goto end; }*/
127                         }
128 #endif
129                 if      (strcmp(*argv,"-inform") == 0)
130                         {
131                         if (--argc < 1) goto bad;
132                         informat=str2fmt(*(++argv));
133                         }
134                 else if (strcmp(*argv,"-outform") == 0)
135                         {
136                         if (--argc < 1) goto bad;
137                         outformat=str2fmt(*(++argv));
138                         }
139                 else if (strcmp(*argv,"-in") == 0)
140                         {
141                         if (--argc < 1) goto bad;
142                         infile= *(++argv);
143                         }
144                 else if (strcmp(*argv,"-out") == 0)
145                         {
146                         if (--argc < 1) goto bad;
147                         outfile= *(++argv);
148                         }
149                 else if (strcmp(*argv,"-text") == 0)
150                         text = 1;
151                 else if (strcmp(*argv,"-hash") == 0)
152                         hash= ++num;
153                 else if (strcmp(*argv,"-issuer") == 0)
154                         issuer= ++num;
155                 else if (strcmp(*argv,"-lastupdate") == 0)
156                         lastupdate= ++num;
157                 else if (strcmp(*argv,"-nextupdate") == 0)
158                         nextupdate= ++num;
159                 else if (strcmp(*argv,"-noout") == 0)
160                         noout= ++num;
161                 else
162                         {
163                         BIO_printf(bio_err,"unknown option %s\n",*argv);
164                         badops=1;
165                         break;
166                         }
167                 argc--;
168                 argv++;
169                 }
170
171         if (badops)
172                 {
173 bad:
174                 for (pp=crl_usage; (*pp != NULL); pp++)
175                         BIO_printf(bio_err,*pp);
176                 goto end;
177                 }
178
179         ERR_load_crypto_strings();
180         X509V3_add_standard_extensions();
181         x=load_crl(infile,informat);
182         if (x == NULL) { goto end; }
183
184         if (num)
185                 {
186                 for (i=1; i<=num; i++)
187                         {
188                         if (issuer == i)
189                                 {
190                                 X509_NAME_oneline(x->crl->issuer,buf,256);
191                                 BIO_printf(bio_out,"issuer= %s\n",buf);
192                                 }
193
194                         if (hash == i)
195                                 {
196                                 BIO_printf(bio_out,"%08lx\n",
197                                         X509_NAME_hash(x->crl->issuer));
198                                 }
199                         if (lastupdate == i)
200                                 {
201                                 BIO_printf(bio_out,"lastUpdate=");
202                                 ASN1_TIME_print(bio_out,x->crl->lastUpdate);
203                                 BIO_printf(bio_out,"\n");
204                                 }
205                         if (nextupdate == i)
206                                 {
207                                 BIO_printf(bio_out,"nextUpdate=");
208                                 if (x->crl->nextUpdate != NULL)
209                                         ASN1_TIME_print(bio_out,x->crl->nextUpdate);
210                                 else
211                                         BIO_printf(bio_out,"NONE");
212                                 BIO_printf(bio_out,"\n");
213                                 }
214                         }
215                 }
216
217         out=BIO_new(BIO_s_file());
218         if (out == NULL)
219                 {
220                 ERR_print_errors(bio_err);
221                 goto end;
222                 }
223
224         if (outfile == NULL)
225                 BIO_set_fp(out,stdout,BIO_NOCLOSE);
226         else
227                 {
228                 if (BIO_write_filename(out,outfile) <= 0)
229                         {
230                         perror(outfile);
231                         goto end;
232                         }
233                 }
234
235         if (text) X509_CRL_print(out, x);
236
237         if (noout) goto end;
238
239         if      (outformat == FORMAT_ASN1)
240                 i=(int)i2d_X509_CRL_bio(out,x);
241         else if (outformat == FORMAT_PEM)
242                 i=PEM_write_bio_X509_CRL(out,x);
243         else    
244                 {
245                 BIO_printf(bio_err,"bad output format specified for outfile\n");
246                 goto end;
247                 }
248         if (!i) { BIO_printf(bio_err,"unable to write CRL\n"); goto end; }
249         ret=0;
250 end:
251         BIO_free(out);
252         BIO_free(bio_out);
253         X509_CRL_free(x);
254         X509V3_EXT_cleanup();
255         EXIT(ret);
256         }
257
258 static X509_CRL *load_crl(char *infile, int format)
259         {
260         X509_CRL *x=NULL;
261         BIO *in=NULL;
262
263         in=BIO_new(BIO_s_file());
264         if (in == NULL)
265                 {
266                 ERR_print_errors(bio_err);
267                 goto end;
268                 }
269
270         if (infile == NULL)
271                 BIO_set_fp(in,stdin,BIO_NOCLOSE);
272         else
273                 {
274                 if (BIO_read_filename(in,infile) <= 0)
275                         {
276                         perror(infile);
277                         goto end;
278                         }
279                 }
280         if      (format == FORMAT_ASN1)
281                 x=d2i_X509_CRL_bio(in,NULL);
282         else if (format == FORMAT_PEM)
283                 x=PEM_read_bio_X509_CRL(in,NULL,NULL);
284         else    {
285                 BIO_printf(bio_err,"bad input format specified for input crl\n");
286                 goto end;
287                 }
288         if (x == NULL)
289                 {
290                 BIO_printf(bio_err,"unable to load CRL\n");
291                 ERR_print_errors(bio_err);
292                 goto end;
293                 }
294         
295 end:
296         BIO_free(in);
297         return(x);
298         }
299