1 /* $OpenBSD: pkey.c,v 1.3 2014/08/28 14:25:48 jsing Exp $ */ 2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3 * project 2006 4 */ 5 /* ==================================================================== 6 * Copyright (c) 2006 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/evp.h> 66 #include <openssl/pem.h> 67 68 int pkey_main(int, char **); 69 70 int 71 pkey_main(int argc, char **argv) 72 { 73 ENGINE *e = NULL; 74 char **args, *infile = NULL, *outfile = NULL; 75 char *passargin = NULL, *passargout = NULL; 76 BIO *in = NULL, *out = NULL; 77 const EVP_CIPHER *cipher = NULL; 78 int informat, outformat; 79 int pubin = 0, pubout = 0, pubtext = 0, text = 0, noout = 0; 80 EVP_PKEY *pkey = NULL; 81 char *passin = NULL, *passout = NULL; 82 int badarg = 0; 83 #ifndef OPENSSL_NO_ENGINE 84 char *engine = NULL; 85 #endif 86 int ret = 1; 87 88 informat = FORMAT_PEM; 89 outformat = FORMAT_PEM; 90 91 args = argv + 1; 92 while (!badarg && *args && *args[0] == '-') { 93 if (!strcmp(*args, "-inform")) { 94 if (args[1]) { 95 args++; 96 informat = str2fmt(*args); 97 } else 98 badarg = 1; 99 } else if (!strcmp(*args, "-outform")) { 100 if (args[1]) { 101 args++; 102 outformat = str2fmt(*args); 103 } else 104 badarg = 1; 105 } else if (!strcmp(*args, "-passin")) { 106 if (!args[1]) 107 goto bad; 108 passargin = *(++args); 109 } else if (!strcmp(*args, "-passout")) { 110 if (!args[1]) 111 goto bad; 112 passargout = *(++args); 113 } 114 #ifndef OPENSSL_NO_ENGINE 115 else if (strcmp(*args, "-engine") == 0) { 116 if (!args[1]) 117 goto bad; 118 engine = *(++args); 119 } 120 #endif 121 else if (!strcmp(*args, "-in")) { 122 if (args[1]) { 123 args++; 124 infile = *args; 125 } else 126 badarg = 1; 127 } else if (!strcmp(*args, "-out")) { 128 if (args[1]) { 129 args++; 130 outfile = *args; 131 } else 132 badarg = 1; 133 } else if (strcmp(*args, "-pubin") == 0) { 134 pubin = 1; 135 pubout = 1; 136 pubtext = 1; 137 } else if (strcmp(*args, "-pubout") == 0) 138 pubout = 1; 139 else if (strcmp(*args, "-text_pub") == 0) { 140 pubtext = 1; 141 text = 1; 142 } else if (strcmp(*args, "-text") == 0) 143 text = 1; 144 else if (strcmp(*args, "-noout") == 0) 145 noout = 1; 146 else { 147 cipher = EVP_get_cipherbyname(*args + 1); 148 if (!cipher) { 149 BIO_printf(bio_err, "Unknown cipher %s\n", 150 *args + 1); 151 badarg = 1; 152 } 153 } 154 args++; 155 } 156 157 if (badarg) { 158 bad: 159 BIO_printf(bio_err, "Usage pkey [options]\n"); 160 BIO_printf(bio_err, "where options are\n"); 161 BIO_printf(bio_err, "-in file input file\n"); 162 BIO_printf(bio_err, "-inform X input format (DER or PEM)\n"); 163 BIO_printf(bio_err, "-passin arg input file pass phrase source\n"); 164 BIO_printf(bio_err, "-outform X output format (DER or PEM)\n"); 165 BIO_printf(bio_err, "-out file output file\n"); 166 BIO_printf(bio_err, "-passout arg output file pass phrase source\n"); 167 #ifndef OPENSSL_NO_ENGINE 168 BIO_printf(bio_err, "-engine e use engine e, possibly a hardware device.\n"); 169 #endif 170 return 1; 171 } 172 #ifndef OPENSSL_NO_ENGINE 173 e = setup_engine(bio_err, engine, 0); 174 #endif 175 176 if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) { 177 BIO_printf(bio_err, "Error getting passwords\n"); 178 goto end; 179 } 180 if (outfile) { 181 if (!(out = BIO_new_file(outfile, "wb"))) { 182 BIO_printf(bio_err, 183 "Can't open output file %s\n", outfile); 184 goto end; 185 } 186 } else { 187 out = BIO_new_fp(stdout, BIO_NOCLOSE); 188 } 189 190 if (pubin) 191 pkey = load_pubkey(bio_err, infile, informat, 1, 192 passin, e, "Public Key"); 193 else 194 pkey = load_key(bio_err, infile, informat, 1, 195 passin, e, "key"); 196 if (!pkey) 197 goto end; 198 199 if (!noout) { 200 if (outformat == FORMAT_PEM) { 201 if (pubout) 202 PEM_write_bio_PUBKEY(out, pkey); 203 else 204 PEM_write_bio_PrivateKey(out, pkey, cipher, 205 NULL, 0, NULL, passout); 206 } else if (outformat == FORMAT_ASN1) { 207 if (pubout) 208 i2d_PUBKEY_bio(out, pkey); 209 else 210 i2d_PrivateKey_bio(out, pkey); 211 } else { 212 BIO_printf(bio_err, "Bad format specified for key\n"); 213 goto end; 214 } 215 216 } 217 if (text) { 218 if (pubtext) 219 EVP_PKEY_print_public(out, pkey, 0, NULL); 220 else 221 EVP_PKEY_print_private(out, pkey, 0, NULL); 222 } 223 ret = 0; 224 225 end: 226 EVP_PKEY_free(pkey); 227 BIO_free_all(out); 228 BIO_free(in); 229 free(passin); 230 free(passout); 231 232 return ret; 233 } 234