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,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