| /* |
| * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project |
| * 2006 |
| */ |
| /* ==================================================================== |
| * Copyright (c) 2006 The OpenSSL Project. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. All advertising materials mentioning features or use of this |
| * software must display the following acknowledgment: |
| * "This product includes software developed by the OpenSSL Project |
| * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
| * |
| * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
| * endorse or promote products derived from this software without |
| * prior written permission. For written permission, please contact |
| * licensing@OpenSSL.org. |
| * |
| * 5. Products derived from this software may not be called "OpenSSL" |
| * nor may "OpenSSL" appear in their names without prior written |
| * permission of the OpenSSL Project. |
| * |
| * 6. Redistributions of any form whatsoever must retain the following |
| * acknowledgment: |
| * "This product includes software developed by the OpenSSL Project |
| * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
| * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| * OF THE POSSIBILITY OF SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This product includes cryptographic software written by Eric Young |
| * (eay@cryptsoft.com). This product includes software written by Tim |
| * Hudson (tjh@cryptsoft.com). |
| * |
| */ |
| #include <stdio.h> |
| #include <string.h> |
| #include "apps.h" |
| #include <openssl/pem.h> |
| #include <openssl/err.h> |
| #include <openssl/evp.h> |
| |
| typedef enum OPTION_choice { |
| OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, |
| OPT_INFORM, OPT_OUTFORM, OPT_PASSIN, OPT_PASSOUT, OPT_ENGINE, |
| OPT_IN, OPT_OUT, OPT_PUBIN, OPT_PUBOUT, OPT_TEXT_PUB, |
| OPT_TEXT, OPT_NOOUT, OPT_MD |
| } OPTION_CHOICE; |
| |
| OPTIONS pkey_options[] = { |
| {"help", OPT_HELP, '-', "Display this summary"}, |
| {"inform", OPT_INFORM, 'F', "Input format (DER or PEM)"}, |
| {"outform", OPT_OUTFORM, 'F', "Output format (DER or PEM)"}, |
| {"passin", OPT_PASSIN, 's', "Input file pass phrase source"}, |
| {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"}, |
| {"in", OPT_IN, 's', "Input key"}, |
| {"out", OPT_OUT, '>', "Output file"}, |
| {"pubin", OPT_PUBIN, '-', |
| "Read public key from input (default is private key)"}, |
| {"pubout", OPT_PUBOUT, '-', "Output public key, not private"}, |
| {"text_pub", OPT_TEXT_PUB, '-', "Only output public key components"}, |
| {"text", OPT_TEXT, '-', "Output in plaintext as well"}, |
| {"noout", OPT_NOOUT, '-', "Don't output the key"}, |
| {"", OPT_MD, '-', "Any supported cipher"}, |
| #ifndef OPENSSL_NO_ENGINE |
| {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, |
| #endif |
| {NULL} |
| }; |
| |
| int pkey_main(int argc, char **argv) |
| { |
| BIO *in = NULL, *out = NULL; |
| ENGINE *e = NULL; |
| EVP_PKEY *pkey = NULL; |
| const EVP_CIPHER *cipher = NULL; |
| char *infile = NULL, *outfile = NULL, *passin = NULL, *passout = NULL; |
| char *passinarg = NULL, *passoutarg = NULL, *prog; |
| OPTION_CHOICE o; |
| int informat = FORMAT_PEM, outformat = FORMAT_PEM; |
| int pubin = 0, pubout = 0, pubtext = 0, text = 0, noout = 0, ret = 1; |
| int private = 0; |
| |
| prog = opt_init(argc, argv, pkey_options); |
| while ((o = opt_next()) != OPT_EOF) { |
| switch (o) { |
| case OPT_EOF: |
| case OPT_ERR: |
| opthelp: |
| BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); |
| goto end; |
| case OPT_HELP: |
| opt_help(pkey_options); |
| ret = 0; |
| goto end; |
| case OPT_INFORM: |
| if (!opt_format(opt_arg(), OPT_FMT_ANY, &informat)) |
| goto opthelp; |
| break; |
| case OPT_OUTFORM: |
| if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &outformat)) |
| goto opthelp; |
| break; |
| case OPT_PASSIN: |
| passinarg = opt_arg(); |
| break; |
| case OPT_PASSOUT: |
| passoutarg = opt_arg(); |
| break; |
| case OPT_ENGINE: |
| e = setup_engine(opt_arg(), 0); |
| break; |
| case OPT_IN: |
| infile = opt_arg(); |
| break; |
| case OPT_OUT: |
| outfile = opt_arg(); |
| break; |
| case OPT_PUBIN: |
| pubin = pubout = pubtext = 1; |
| break; |
| case OPT_PUBOUT: |
| pubout = 1; |
| break; |
| case OPT_TEXT_PUB: |
| pubtext = text = 1; |
| break; |
| case OPT_TEXT: |
| text = 1; |
| break; |
| case OPT_NOOUT: |
| noout = 1; |
| break; |
| case OPT_MD: |
| if (!opt_cipher(opt_unknown(), &cipher)) |
| goto opthelp; |
| } |
| } |
| argc = opt_num_rest(); |
| if (argc != 0) |
| goto opthelp; |
| |
| private = !noout && !pubout ? 1 : 0; |
| if (text && !pubtext) |
| private = 1; |
| |
| if (!app_passwd(passinarg, passoutarg, &passin, &passout)) { |
| BIO_printf(bio_err, "Error getting passwords\n"); |
| goto end; |
| } |
| |
| out = bio_open_owner(outfile, outformat, private); |
| if (out == NULL) |
| goto end; |
| |
| if (pubin) |
| pkey = load_pubkey(infile, informat, 1, passin, e, "Public Key"); |
| else |
| pkey = load_key(infile, informat, 1, passin, e, "key"); |
| if (!pkey) |
| goto end; |
| |
| if (!noout) { |
| if (outformat == FORMAT_PEM) { |
| if (pubout) |
| PEM_write_bio_PUBKEY(out, pkey); |
| else { |
| assert(private); |
| PEM_write_bio_PrivateKey(out, pkey, cipher, |
| NULL, 0, NULL, passout); |
| } |
| } else if (outformat == FORMAT_ASN1) { |
| if (pubout) |
| i2d_PUBKEY_bio(out, pkey); |
| else { |
| assert(private); |
| i2d_PrivateKey_bio(out, pkey); |
| } |
| } else { |
| BIO_printf(bio_err, "Bad format specified for key\n"); |
| goto end; |
| } |
| |
| } |
| |
| if (text) { |
| if (pubtext) |
| EVP_PKEY_print_public(out, pkey, 0, NULL); |
| else { |
| assert(private); |
| EVP_PKEY_print_private(out, pkey, 0, NULL); |
| } |
| } |
| |
| ret = 0; |
| |
| end: |
| EVP_PKEY_free(pkey); |
| BIO_free_all(out); |
| BIO_free(in); |
| OPENSSL_free(passin); |
| OPENSSL_free(passout); |
| |
| return ret; |
| } |
