1 /* $OpenBSD: nseq.c,v 1.8 2018/02/07 05:47:55 jsing Exp $ */ 2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3 * project 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 62 #include "apps.h" 63 64 #include <openssl/err.h> 65 #include <openssl/pem.h> 66 67 static struct { 68 char *infile; 69 char *outfile; 70 int toseq; 71 } nseq_config; 72 73 static struct option nseq_options[] = { 74 { 75 .name = "in", 76 .argname = "file", 77 .desc = "Input file to read from (default stdin)", 78 .type = OPTION_ARG, 79 .opt.arg = &nseq_config.infile, 80 }, 81 { 82 .name = "out", 83 .argname = "file", 84 .desc = "Output file to write to (default stdout)", 85 .type = OPTION_ARG, 86 .opt.arg = &nseq_config.outfile, 87 }, 88 { 89 .name = "toseq", 90 .desc = "Convert certificates to Netscape certificate sequence", 91 .type = OPTION_FLAG, 92 .opt.flag = &nseq_config.toseq, 93 }, 94 { NULL }, 95 }; 96 97 static void 98 nseq_usage() 99 { 100 fprintf(stderr, "usage: nseq [-in file] [-out file] [-toseq]\n"); 101 options_usage(nseq_options); 102 } 103 104 int 105 nseq_main(int argc, char **argv) 106 { 107 BIO *in = NULL, *out = NULL; 108 X509 *x509 = NULL; 109 NETSCAPE_CERT_SEQUENCE *seq = NULL; 110 int i, ret = 1; 111 112 if (single_execution) { 113 if (pledge("stdio cpath wpath rpath", NULL) == -1) { 114 perror("pledge"); 115 exit(1); 116 } 117 } 118 119 memset(&nseq_config, 0, sizeof(nseq_config)); 120 121 if (options_parse(argc, argv, nseq_options, NULL, NULL) != 0) { 122 nseq_usage(); 123 return (1); 124 } 125 126 if (nseq_config.infile) { 127 if (!(in = BIO_new_file(nseq_config.infile, "r"))) { 128 BIO_printf(bio_err, 129 "Can't open input file %s\n", nseq_config.infile); 130 goto end; 131 } 132 } else 133 in = BIO_new_fp(stdin, BIO_NOCLOSE); 134 135 if (nseq_config.outfile) { 136 if (!(out = BIO_new_file(nseq_config.outfile, "w"))) { 137 BIO_printf(bio_err, 138 "Can't open output file %s\n", nseq_config.outfile); 139 goto end; 140 } 141 } else { 142 out = BIO_new_fp(stdout, BIO_NOCLOSE); 143 } 144 if (nseq_config.toseq) { 145 seq = NETSCAPE_CERT_SEQUENCE_new(); 146 seq->certs = sk_X509_new_null(); 147 while ((x509 = PEM_read_bio_X509(in, NULL, NULL, NULL))) 148 sk_X509_push(seq->certs, x509); 149 150 if (!sk_X509_num(seq->certs)) { 151 BIO_printf(bio_err, "Error reading certs file %s\n", nseq_config.infile); 152 ERR_print_errors(bio_err); 153 goto end; 154 } 155 PEM_write_bio_NETSCAPE_CERT_SEQUENCE(out, seq); 156 ret = 0; 157 goto end; 158 } 159 if (!(seq = PEM_read_bio_NETSCAPE_CERT_SEQUENCE(in, NULL, NULL, NULL))) { 160 BIO_printf(bio_err, "Error reading sequence file %s\n", nseq_config.infile); 161 ERR_print_errors(bio_err); 162 goto end; 163 } 164 for (i = 0; i < sk_X509_num(seq->certs); i++) { 165 x509 = sk_X509_value(seq->certs, i); 166 dump_cert_text(out, x509); 167 PEM_write_bio_X509(out, x509); 168 } 169 ret = 0; 170 end: 171 BIO_free(in); 172 BIO_free_all(out); 173 NETSCAPE_CERT_SEQUENCE_free(seq); 174 175 return (ret); 176 } 177