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 #define FORMAT_UNDEF    0
  75 #define FORMAT_ASN1     1
  76 #define FORMAT_TEXT     2
  77 #define FORMAT_PEM      3
  78
  79 static char *crl_usage[]={
  80 "usage: crl args\n",
  81 "\n",
  82 " -inform arg     - input format - default PEM (one of DER, TXT or PEM)\n",
  83 " -outform arg    - output format - default PEM\n",
  84 " -text           - print out a text format version\n",
  85 " -in arg         - input file - default stdin\n",
  86 " -out arg        - output file - default stdout\n",
  87 " -hash           - print hash value\n",
  88 " -issuer         - print issuer DN\n",
  89 " -lastupdate     - lastUpdate field\n",
  90 " -nextupdate     - nextUpdate field\n",
  91 " -noout          - no CRL output\n",
  92 NULL
  93 };
  94
  95 #ifndef NOPROTO
  96 static X509_CRL *load_crl(char *file, int format);
  97 #else
  98 static X509_CRL *load_crl();
  99 #endif
 100
 101 static BIO *bio_out=NULL;
 102
 103 int MAIN(argc, argv)
 104 int argc;
 105 char **argv;
 106         {
 107         X509_CRL *x=NULL;
 108         int ret=1,i,num,badops=0;
 109         BIO *out=NULL;
 110         int informat,outformat;
 111         char *infile=NULL,*outfile=NULL;
 112         int hash=0,issuer=0,lastupdate=0,nextupdate=0,noout=0;
 113         char **pp,buf[256];
 114
 115         apps_startup();
 116
 117         if (bio_err == NULL)
 118                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 119                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 120
 121         if (bio_out == NULL)
 122                 if ((bio_out=BIO_new(BIO_s_file())) != NULL)
 123                         BIO_set_fp(bio_out,stdout,BIO_NOCLOSE);
 124
 125         informat=FORMAT_PEM;
 126         outformat=FORMAT_PEM;
 127
 128         argc--;
 129         argv++;
 130         num=0;
 131         while (argc >= 1)
 132                 {
 133 #ifdef undef
 134                 if      (strcmp(*argv,"-p") == 0)
 135                         {
 136                         if (--argc < 1) goto bad;
 137                         if (!args_from_file(++argv,Nargc,Nargv)) { goto end; }*/
 138                         }
 139 #endif
 140                 if      (strcmp(*argv,"-inform") == 0)
 141                         {
 142                         if (--argc < 1) goto bad;
 143                         informat=str2fmt(*(++argv));
 144                         }
 145                 else if (strcmp(*argv,"-outform") == 0)
 146                         {
 147                         if (--argc < 1) goto bad;
 148                         outformat=str2fmt(*(++argv));
 149                         }
 150                 else if (strcmp(*argv,"-text") == 0)
 151                         {
 152                         outformat=FORMAT_TEXT;
 153                         }
 154                 else if (strcmp(*argv,"-in") == 0)
 155                         {
 156                         if (--argc < 1) goto bad;
 157                         infile= *(++argv);
 158                         }
 159                 else if (strcmp(*argv,"-out") == 0)
 160                         {
 161                         if (--argc < 1) goto bad;
 162                         outfile= *(++argv);
 163                         }
 164                 else if (strcmp(*argv,"-hash") == 0)
 165                         hash= ++num;
 166                 else if (strcmp(*argv,"-issuer") == 0)
 167                         issuer= ++num;
 168                 else if (strcmp(*argv,"-lastupdate") == 0)
 169                         lastupdate= ++num;
 170                 else if (strcmp(*argv,"-nextupdate") == 0)
 171                         nextupdate= ++num;
 172                 else if (strcmp(*argv,"-noout") == 0)
 173                         noout= ++num;
 174                 else
 175                         {
 176                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 177                         badops=1;
 178                         break;
 179                         }
 180                 argc--;
 181                 argv++;
 182                 }
 183
 184         if (outformat == FORMAT_TEXT)
 185                 {
 186                 num=0;
 187                 issuer= ++num;
 188                 lastupdate= ++num;
 189                 nextupdate= ++num;
 190                 }
 191
 192         if (badops)
 193                 {
 194 bad:
 195                 for (pp=crl_usage; (*pp != NULL); pp++)
 196                         BIO_printf(bio_err,*pp);
 197                 goto end;
 198                 }
 199
 200         ERR_load_crypto_strings();
 201         x=load_crl(infile,informat);
 202         if (x == NULL) { goto end; }
 203
 204         if (num)
 205                 {
 206                 for (i=1; i<=num; i++)
 207                         {
 208                         if (issuer == i)
 209                                 {
 210                                 X509_NAME_oneline(x->crl->issuer,buf,256);
 211                                 fprintf(stdout,"issuer= %s\n",buf);
 212                                 }
 213
 214                         if (hash == i)
 215                                 {
 216                                 fprintf(stdout,"%08lx\n",
 217                                         X509_NAME_hash(x->crl->issuer));
 218                                 }
 219                         if (lastupdate == i)
 220                                 {
 221                                 fprintf(stdout,"lastUpdate=");
 222                                 ASN1_UTCTIME_print(bio_out,x->crl->lastUpdate);
 223                                 fprintf(stdout,"\n");
 224                                 }
 225                         if (nextupdate == i)
 226                                 {
 227                                 fprintf(stdout,"nextUpdate=");
 228                                 if (x->crl->nextUpdate != NULL)
 229                                         ASN1_UTCTIME_print(bio_out,x->crl->nextUpdate);
 230                                 else
 231                                         fprintf(stdout,"NONE");
 232                                 fprintf(stdout,"\n");
 233                                 }
 234                         }
 235                 }
 236
 237         if (noout) goto end;
 238
 239         out=BIO_new(BIO_s_file());
 240         if (out == NULL)
 241                 {
 242                 ERR_print_errors(bio_err);
 243                 goto end;
 244                 }
 245
 246         if (outfile == NULL)
 247                 BIO_set_fp(out,stdout,BIO_NOCLOSE);
 248         else
 249                 {
 250                 if (BIO_write_filename(out,outfile) <= 0)
 251                         {
 252                         perror(outfile);
 253                         goto end;
 254                         }
 255                 }
 256
 257         if      (outformat == FORMAT_ASN1)
 258                 i=(int)i2d_X509_CRL_bio(out,x);
 259         else if (outformat == FORMAT_PEM)
 260                 i=PEM_write_bio_X509_CRL(out,x);
 261         else if (outformat == FORMAT_TEXT)
 262                 {
 263                 X509_REVOKED *r;
 264                 STACK *sk;
 265
 266                 sk=sk_dup(x->crl->revoked);
 267                 while ((r=(X509_REVOKED *)sk_pop(sk)) != NULL)
 268                         {
 269                         fprintf(stdout,"revoked: serialNumber=");
 270                         i2a_ASN1_INTEGER(out,r->serialNumber);
 271                         fprintf(stdout," revocationDate=");
 272                         ASN1_UTCTIME_print(bio_out,r->revocationDate);
 273                         fprintf(stdout,"\n");
 274                         }
 275                 sk_free(sk);
 276                 i=1;
 277                 }
 278         else
 279                 {
 280                 BIO_printf(bio_err,"bad output format specified for outfile\n");
 281                 goto end;
 282                 }
 283         if (!i) { BIO_printf(bio_err,"unable to write CRL\n"); goto end; }
 284         ret=0;
 285 end:
 286         if (out != NULL) BIO_free(out);
 287         if (bio_out != NULL) BIO_free(bio_out);
 288         if (x != NULL) X509_CRL_free(x);
 289         EXIT(ret);
 290         }
 291
 292 static X509_CRL *load_crl(infile, format)
 293 char *infile;
 294 int format;
 295         {
 296         X509_CRL *x=NULL;
 297         BIO *in=NULL;
 298
 299         in=BIO_new(BIO_s_file());
 300         if (in == NULL)
 301                 {
 302                 ERR_print_errors(bio_err);
 303                 goto end;
 304                 }
 305
 306         if (infile == NULL)
 307                 BIO_set_fp(in,stdin,BIO_NOCLOSE);
 308         else
 309                 {
 310                 if (BIO_read_filename(in,infile) <= 0)
 311                         {
 312                         perror(infile);
 313                         goto end;
 314                         }
 315                 }
 316         if      (format == FORMAT_ASN1)
 317                 x=d2i_X509_CRL_bio(in,NULL);
 318         else if (format == FORMAT_PEM)
 319                 x=PEM_read_bio_X509_CRL(in,NULL,NULL);
 320         else    {
 321                 BIO_printf(bio_err,"bad input format specified for input crl\n");
 322                 goto end;
 323                 }
 324         if (x == NULL)
 325                 {
 326                 BIO_printf(bio_err,"unable to load CRL\n");
 327                 ERR_print_errors(bio_err);
 328                 goto end;
 329                 }
 330
 331 end:
 332         if (in != NULL) BIO_free(in);
 333         return(x);
 334         }
 335