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