apps/nseq.c

   1 /*
   2  * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
   3  * 1999.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in
  17  *    the documentation and/or other materials provided with the
  18  *    distribution.
  19  *
  20  * 3. All advertising materials mentioning features or use of this
  21  *    software must display the following acknowledgment:
  22  *    "This product includes software developed by the OpenSSL Project
  23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  24  *
  25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  26  *    endorse or promote products derived from this software without
  27  *    prior written permission. For written permission, please contact
  28  *    licensing@OpenSSL.org.
  29  *
  30  * 5. Products derived from this software may not be called "OpenSSL"
  31  *    nor may "OpenSSL" appear in their names without prior written
  32  *    permission of the OpenSSL Project.
  33  *
  34  * 6. Redistributions of any form whatsoever must retain the following
  35  *    acknowledgment:
  36  *    "This product includes software developed by the OpenSSL Project
  37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38  *
  39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  50  * OF THE POSSIBILITY OF SUCH DAMAGE.
  51  * ====================================================================
  52  *
  53  * This product includes cryptographic software written by Eric Young
  54  * (eay@cryptsoft.com).  This product includes software written by Tim
  55  * Hudson (tjh@cryptsoft.com).
  56  *
  57  */
  58
  59 #include <stdio.h>
  60 #include <string.h>
  61 #include "apps.h"
  62 #include <openssl/pem.h>
  63 #include <openssl/err.h>
  64
  65 typedef enum OPTION_choice {
  66     OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
  67     OPT_TOSEQ, OPT_IN, OPT_OUT
  68 } OPTION_CHOICE;
  69
  70 OPTIONS nseq_options[] = {
  71     {"help", OPT_HELP, '-', "Display this summary"},
  72     {"toseq", OPT_TOSEQ, '-', "Output NS Sequence file"},
  73     {"in", OPT_IN, '<', "Input file"},
  74     {"out", OPT_OUT, '>', "Output file"},
  75     {NULL}
  76 };
  77
  78 int nseq_main(int argc, char **argv)
  79 {
  80     BIO *in = NULL, *out = NULL;
  81     X509 *x509 = NULL;
  82     NETSCAPE_CERT_SEQUENCE *seq = NULL;
  83     OPTION_CHOICE o;
  84     int toseq = 0, ret = 1, i;
  85     char *infile = NULL, *outfile = NULL, *prog;
  86
  87     prog = opt_init(argc, argv, nseq_options);
  88     while ((o = opt_next()) != OPT_EOF) {
  89         switch (o) {
  90         case OPT_EOF:
  91         case OPT_ERR:
  92             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
  93             goto end;
  94         case OPT_HELP:
  95             ret = 0;
  96             opt_help(nseq_options);
  97             goto end;
  98         case OPT_TOSEQ:
  99             toseq = 1;
 100             break;
 101         case OPT_IN:
 102             infile = opt_arg();
 103             break;
 104         case OPT_OUT:
 105             outfile = opt_arg();
 106             break;
 107         }
 108     }
 109     argc = opt_num_rest();
 110     argv = opt_rest();
 111
 112     if (!app_load_modules(NULL))
 113         goto end;
 114
 115     in = bio_open_default(infile, "r");
 116     if (in == NULL)
 117         goto end;
 118     out = bio_open_default(outfile, "w");
 119     if (out == NULL)
 120         goto end;
 121
 122     if (toseq) {
 123         seq = NETSCAPE_CERT_SEQUENCE_new();
 124         seq->certs = sk_X509_new_null();
 125         if (!seq->certs)
 126             goto end;
 127         while ((x509 = PEM_read_bio_X509(in, NULL, NULL, NULL)))
 128             sk_X509_push(seq->certs, x509);
 129
 130         if (!sk_X509_num(seq->certs)) {
 131             BIO_printf(bio_err, "%s: Error reading certs file %s\n",
 132                        prog, infile);
 133             ERR_print_errors(bio_err);
 134             goto end;
 135         }
 136         PEM_write_bio_NETSCAPE_CERT_SEQUENCE(out, seq);
 137         ret = 0;
 138         goto end;
 139     }
 140
 141     seq = PEM_read_bio_NETSCAPE_CERT_SEQUENCE(in, NULL, NULL, NULL);
 142     if (seq == NULL) {
 143         BIO_printf(bio_err, "%s: Error reading sequence file %s\n",
 144                    prog, infile);
 145         ERR_print_errors(bio_err);
 146         goto end;
 147     }
 148
 149     for (i = 0; i < sk_X509_num(seq->certs); i++) {
 150         x509 = sk_X509_value(seq->certs, i);
 151         dump_cert_text(out, x509);
 152         PEM_write_bio_X509(out, x509);
 153     }
 154     ret = 0;
 155  end:
 156     BIO_free(in);
 157     BIO_free_all(out);
 158     NETSCAPE_CERT_SEQUENCE_free(seq);
 159
 160     return (ret);
 161 }