apps/sess_id.c

   1 /* apps/sess_id.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 #include "ssl.h"
  68
  69 #undef PROG
  70 #define PROG    sess_id_main
  71
  72 static char *sess_id_usage[]={
  73 "usage: crl args\n",
  74 "\n",
  75 " -inform arg     - input format - default PEM (one of DER, TXT or PEM)\n",
  76 " -outform arg    - output format - default PEM\n",
  77 " -in arg         - input file - default stdin\n",
  78 " -out arg        - output file - default stdout\n",
  79 " -text           - print ssl session id details\n",
  80 " -cert           - output certificaet \n",
  81 " -noout          - no CRL output\n",
  82 NULL
  83 };
  84
  85 #ifndef NOPROTO
  86 static SSL_SESSION *load_sess_id(char *file, int format);
  87 #else
  88 static SSL_SESSION *load_sess_id();
  89 #endif
  90
  91 int MAIN(argc, argv)
  92 int argc;
  93 char **argv;
  94         {
  95         SSL_SESSION *x=NULL;
  96         int ret=1,i,num,badops=0;
  97         BIO *out=NULL;
  98         int informat,outformat;
  99         char *infile=NULL,*outfile=NULL;
 100         int cert=0,noout=0,text=0;
 101         char **pp;
 102
 103         apps_startup();
 104
 105         if (bio_err == NULL)
 106                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 107                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 108
 109         informat=FORMAT_PEM;
 110         outformat=FORMAT_PEM;
 111
 112         argc--;
 113         argv++;
 114         num=0;
 115         while (argc >= 1)
 116                 {
 117                 if      (strcmp(*argv,"-inform") == 0)
 118                         {
 119                         if (--argc < 1) goto bad;
 120                         informat=str2fmt(*(++argv));
 121                         }
 122                 else if (strcmp(*argv,"-outform") == 0)
 123                         {
 124                         if (--argc < 1) goto bad;
 125                         outformat=str2fmt(*(++argv));
 126                         }
 127                 else if (strcmp(*argv,"-in") == 0)
 128                         {
 129                         if (--argc < 1) goto bad;
 130                         infile= *(++argv);
 131                         }
 132                 else if (strcmp(*argv,"-out") == 0)
 133                         {
 134                         if (--argc < 1) goto bad;
 135                         outfile= *(++argv);
 136                         }
 137                 else if (strcmp(*argv,"-text") == 0)
 138                         text= ++num;
 139                 else if (strcmp(*argv,"-cert") == 0)
 140                         cert= ++num;
 141                 else if (strcmp(*argv,"-noout") == 0)
 142                         noout= ++num;
 143                 else
 144                         {
 145                         BIO_printf(bio_err,"unknown option %s\n",*argv);
 146                         badops=1;
 147                         break;
 148                         }
 149                 argc--;
 150                 argv++;
 151                 }
 152
 153         if (badops)
 154                 {
 155 bad:
 156                 for (pp=sess_id_usage; (*pp != NULL); pp++)
 157                         BIO_printf(bio_err,*pp);
 158                 goto end;
 159                 }
 160
 161         ERR_load_crypto_strings();
 162         x=load_sess_id(infile,informat);
 163         if (x == NULL) { goto end; }
 164
 165 #ifdef undef
 166         /* just testing for memory leaks :-) */
 167         {
 168         SSL_SESSION *s;
 169         char buf[1024*10],*p;
 170         int i;
 171
 172         s=SSL_SESSION_new();
 173
 174         p= &buf;
 175         i=i2d_SSL_SESSION(x,&p);
 176         p= &buf;
 177         d2i_SSL_SESSION(&s,&p,(long)i);
 178         p= &buf;
 179         d2i_SSL_SESSION(&s,&p,(long)i);
 180         p= &buf;
 181         d2i_SSL_SESSION(&s,&p,(long)i);
 182         SSL_SESSION_free(s);
 183         }
 184 #endif
 185
 186         if (!noout || text)
 187                 {
 188                 out=BIO_new(BIO_s_file());
 189                 if (out == NULL)
 190                         {
 191                         ERR_print_errors(bio_err);
 192                         goto end;
 193                         }
 194
 195                 if (outfile == NULL)
 196                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
 197                 else
 198                         {
 199                         if (BIO_write_filename(out,outfile) <= 0)
 200                                 {
 201                                 perror(outfile);
 202                                 goto end;
 203                                 }
 204                         }
 205                 }
 206
 207         if (text)
 208                 {
 209                 SSL_SESSION_print(out,x);
 210
 211                 if (cert)
 212                         {
 213                         if (x->peer == NULL)
 214                                 BIO_puts(out,"No certificate present\n");
 215                         else
 216                                 X509_print(out,x->peer);
 217                         }
 218                 }
 219
 220         if (!noout && !cert)
 221                 {
 222                 if      (outformat == FORMAT_ASN1)
 223                         i=(int)i2d_SSL_SESSION_bio(out,x);
 224                 else if (outformat == FORMAT_PEM)
 225                         i=PEM_write_bio_SSL_SESSION(out,x);
 226                 else    {
 227                         BIO_printf(bio_err,"bad output format specified for outfile\n");
 228                         goto end;
 229                         }
 230                 if (!i) {
 231                         BIO_printf(bio_err,"unable to write SSL_SESSION\n");
 232                         goto end;
 233                         }
 234                 }
 235         else if (!noout && (x->peer != NULL)) /* just print the certificate */
 236                 {
 237                 if      (outformat == FORMAT_ASN1)
 238                         i=(int)i2d_X509_bio(out,x->peer);
 239                 else if (outformat == FORMAT_PEM)
 240                         i=PEM_write_bio_X509(out,x->peer);
 241                 else    {
 242                         BIO_printf(bio_err,"bad output format specified for outfile\n");
 243                         goto end;
 244                         }
 245                 if (!i) {
 246                         BIO_printf(bio_err,"unable to write X509\n");
 247                         goto end;
 248                         }
 249                 }
 250         ret=0;
 251 end:
 252         if (out != NULL) BIO_free(out);
 253         if (x != NULL) SSL_SESSION_free(x);
 254         EXIT(ret);
 255         }
 256
 257 static SSL_SESSION *load_sess_id(infile, format)
 258 char *infile;
 259 int format;
 260         {
 261         SSL_SESSION *x=NULL;
 262         BIO *in=NULL;
 263
 264         in=BIO_new(BIO_s_file());
 265         if (in == NULL)
 266                 {
 267                 ERR_print_errors(bio_err);
 268                 goto end;
 269                 }
 270
 271         if (infile == NULL)
 272                 BIO_set_fp(in,stdin,BIO_NOCLOSE);
 273         else
 274                 {
 275                 if (BIO_read_filename(in,infile) <= 0)
 276                         {
 277                         perror(infile);
 278                         goto end;
 279                         }
 280                 }
 281         if      (format == FORMAT_ASN1)
 282                 x=d2i_SSL_SESSION_bio(in,NULL);
 283         else if (format == FORMAT_PEM)
 284                 x=PEM_read_bio_SSL_SESSION(in,NULL,NULL);
 285         else    {
 286                 BIO_printf(bio_err,"bad input format specified for input crl\n");
 287                 goto end;
 288                 }
 289         if (x == NULL)
 290                 {
 291                 BIO_printf(bio_err,"unable to load SSL_SESSION\n");
 292                 ERR_print_errors(bio_err);
 293                 goto end;
 294                 }
 295
 296 end:
 297         if (in != NULL) BIO_free(in);
 298         return(x);
 299         }
 300