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 "x509v3.h"
  67 #include "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 #ifndef NOPROTO
  92 static X509_CRL *load_crl(char *file, int format);
  93 #else
  94 static X509_CRL *load_crl();
  95 #endif
  96
  97 static BIO *bio_out=NULL;
  98
  99 int MAIN(int argc, char **argv)
 100         {
 101         X509_CRL *x=NULL;
 102         int ret=1,i,num,badops=0;
 103         BIO *out=NULL;
 104         int informat,outformat;
 105         char *infile=NULL,*outfile=NULL;
 106         int hash=0,issuer=0,lastupdate=0,nextupdate=0,noout=0,text=0;
 107         char **pp,buf[256];
 108
 109         apps_startup();
 110
 111         if (bio_err == NULL)
 112                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 113                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 114
 115         if (bio_out == NULL)
 116                 if ((bio_out=BIO_new(BIO_s_file())) != NULL)
 117                         BIO_set_fp(bio_out,stdout,BIO_NOCLOSE);
 118
 119         informat=FORMAT_PEM;
 120         outformat=FORMAT_PEM;
 121
 122         argc--;
 123         argv++;
 124         num=0;
 125         while (argc >= 1)
 126                 {
 127 #ifdef undef
 128                 if      (strcmp(*argv,"-p") == 0)
 129                         {
 130                         if (--argc < 1) goto bad;
 131                         if (!args_from_file(++argv,Nargc,Nargv)) { goto end; }*/
 132                         }
 133 #endif
 134                 if      (strcmp(*argv,"-inform") == 0)
 135                         {
 136                         if (--argc < 1) goto bad;
 137                         informat=str2fmt(*(++argv));
 138                         }
 139                 else if (strcmp(*argv,"-outform") == 0)
 140                         {
 141                         if (--argc < 1) goto bad;
 142                         outformat=str2fmt(*(++argv));
 143                         }
 144                 else if (strcmp(*argv,"-in") == 0)
 145                         {
 146                         if (--argc < 1) goto bad;
 147                         infile= *(++argv);
 148                         }
 149                 else if (strcmp(*argv,"-out") == 0)
 150                         {
 151                         if (--argc < 1) goto bad;
 152                         outfile= *(++argv);
 153                         }
 154                 else if (strcmp(*argv,"-text") == 0)
 155                         text = 1;
 156                 else if (strcmp(*argv,"-hash") == 0)
 157                         hash= ++num;
 158                 else if (strcmp(*argv,"-issuer") == 0)
 159                         issuer= ++num;
 160                 else if (strcmp(*argv,"-lastupdate") == 0)
 161                         lastupdate= ++num;
 162                 else if (strcmp(*argv,"-nextupdate") == 0)
 163                         nextupdate= ++num;
 164                 else if (strcmp(*argv,"-noout") == 0)
 165                         noout= ++num;
 166                 else
 167                         {
 168                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 169                         badops=1;
 170                         break;
 171                         }
 172                 argc--;
 173                 argv++;
 174                 }
 175
 176         if (badops)
 177                 {
 178 bad:
 179                 for (pp=crl_usage; (*pp != NULL); pp++)
 180                         BIO_printf(bio_err,*pp);
 181                 goto end;
 182                 }
 183
 184         ERR_load_crypto_strings();
 185         X509V3_add_standard_extensions();
 186         x=load_crl(infile,informat);
 187         if (x == NULL) { goto end; }
 188
 189         if (num)
 190                 {
 191                 for (i=1; i<=num; i++)
 192                         {
 193                         if (issuer == i)
 194                                 {
 195                                 X509_NAME_oneline(x->crl->issuer,buf,256);
 196                                 BIO_printf(bio_out,"issuer= %s\n",buf);
 197                                 }
 198
 199                         if (hash == i)
 200                                 {
 201                                 BIO_printf(bio_out,"%08lx\n",
 202                                         X509_NAME_hash(x->crl->issuer));
 203                                 }
 204                         if (lastupdate == i)
 205                                 {
 206                                 BIO_printf(bio_out,"lastUpdate=");
 207                                 ASN1_TIME_print(bio_out,x->crl->lastUpdate);
 208                                 BIO_printf(bio_out,"\n");
 209                                 }
 210                         if (nextupdate == i)
 211                                 {
 212                                 BIO_printf(bio_out,"nextUpdate=");
 213                                 if (x->crl->nextUpdate != NULL)
 214                                         ASN1_TIME_print(bio_out,x->crl->nextUpdate);
 215                                 else
 216                                         BIO_printf(bio_out,"NONE");
 217                                 BIO_printf(bio_out,"\n");
 218                                 }
 219                         }
 220                 }
 221
 222         out=BIO_new(BIO_s_file());
 223         if (out == NULL)
 224                 {
 225                 ERR_print_errors(bio_err);
 226                 goto end;
 227                 }
 228
 229         if (outfile == NULL)
 230                 BIO_set_fp(out,stdout,BIO_NOCLOSE);
 231         else
 232                 {
 233                 if (BIO_write_filename(out,outfile) <= 0)
 234                         {
 235                         perror(outfile);
 236                         goto end;
 237                         }
 238                 }
 239
 240         if (text) X509_CRL_print(out, x);
 241
 242         if (noout) goto end;
 243
 244         if      (outformat == FORMAT_ASN1)
 245                 i=(int)i2d_X509_CRL_bio(out,x);
 246         else if (outformat == FORMAT_PEM)
 247                 i=PEM_write_bio_X509_CRL(out,x);
 248         else
 249                 {
 250                 BIO_printf(bio_err,"bad output format specified for outfile\n");
 251                 goto end;
 252                 }
 253         if (!i) { BIO_printf(bio_err,"unable to write CRL\n"); goto end; }
 254         ret=0;
 255 end:
 256         BIO_free(out);
 257         BIO_free(bio_out);
 258         X509_CRL_free(x);
 259         X509V3_EXT_cleanup();
 260         EXIT(ret);
 261         }
 262
 263 static X509_CRL *load_crl(char *infile, int format)
 264         {
 265         X509_CRL *x=NULL;
 266         BIO *in=NULL;
 267
 268         in=BIO_new(BIO_s_file());
 269         if (in == NULL)
 270                 {
 271                 ERR_print_errors(bio_err);
 272                 goto end;
 273                 }
 274
 275         if (infile == NULL)
 276                 BIO_set_fp(in,stdin,BIO_NOCLOSE);
 277         else
 278                 {
 279                 if (BIO_read_filename(in,infile) <= 0)
 280                         {
 281                         perror(infile);
 282                         goto end;
 283                         }
 284                 }
 285         if      (format == FORMAT_ASN1)
 286                 x=d2i_X509_CRL_bio(in,NULL);
 287         else if (format == FORMAT_PEM)
 288                 x=PEM_read_bio_X509_CRL(in,NULL,NULL);
 289         else    {
 290                 BIO_printf(bio_err,"bad input format specified for input crl\n");
 291                 goto end;
 292                 }
 293         if (x == NULL)
 294                 {
 295                 BIO_printf(bio_err,"unable to load CRL\n");
 296                 ERR_print_errors(bio_err);
 297                 goto end;
 298                 }
 299
 300 end:
 301         BIO_free(in);
 302         return(x);
 303         }
 304