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/* $OpenBSD: pkeyparam.c,v 1.9 2015/10/17 15:00:11 doug Exp $ */ |
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL |
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* project 2006 |
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*/ |
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/* ==================================================================== |
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* Copyright (c) 2006 The OpenSSL Project. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. All advertising materials mentioning features or use of this |
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* software must display the following acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
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* |
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
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* endorse or promote products derived from this software without |
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* prior written permission. For written permission, please contact |
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* licensing@OpenSSL.org. |
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* |
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* 5. Products derived from this software may not be called "OpenSSL" |
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* nor may "OpenSSL" appear in their names without prior written |
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* permission of the OpenSSL Project. |
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* |
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* 6. Redistributions of any form whatsoever must retain the following |
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* acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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* OF THE POSSIBILITY OF SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This product includes cryptographic software written by Eric Young |
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* (eay@cryptsoft.com). This product includes software written by Tim |
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* Hudson (tjh@cryptsoft.com). |
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* |
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*/ |
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#include <stdio.h> |
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#include <string.h> |
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#include "apps.h" |
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#include <openssl/err.h> |
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#include <openssl/evp.h> |
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#include <openssl/pem.h> |
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struct { |
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char *infile; |
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int noout; |
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char *outfile; |
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int text; |
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} pkeyparam_config; |
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struct option pkeyparam_options[] = { |
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{ |
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.name = "in", |
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.argname = "file", |
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.desc = "Input file (default stdin)", |
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.type = OPTION_ARG, |
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.opt.arg = &pkeyparam_config.infile, |
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}, |
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{ |
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.name = "noout", |
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.desc = "Do not print encoded version of the parameters", |
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.type = OPTION_FLAG, |
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.opt.flag = &pkeyparam_config.noout, |
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}, |
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{ |
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.name = "out", |
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.argname = "file", |
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.desc = "Output file (default stdout)", |
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.type = OPTION_ARG, |
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.opt.arg = &pkeyparam_config.outfile, |
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}, |
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{ |
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.name = "text", |
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.desc = "Print out the parameters in plain text", |
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.type = OPTION_FLAG, |
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.opt.flag = &pkeyparam_config.text, |
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}, |
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{ NULL }, |
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}; |
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static void |
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pkeyparam_usage() |
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{ |
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fprintf(stderr, |
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"usage: pkeyparam [-in file] [-noout] [-out file] " |
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"[-text]\n"); |
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options_usage(pkeyparam_options); |
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} |
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int |
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pkeyparam_main(int argc, char **argv) |
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{ |
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BIO *in = NULL, *out = NULL; |
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EVP_PKEY *pkey = NULL; |
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int ret = 1; |
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if (single_execution) { |
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if (pledge("stdio rpath wpath cpath", NULL) == -1) { |
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perror("pledge"); |
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exit(1); |
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} |
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} |
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memset(&pkeyparam_config, 0, sizeof(pkeyparam_config)); |
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if (options_parse(argc, argv, pkeyparam_options, NULL, NULL) != 0) { |
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pkeyparam_usage(); |
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return (1); |
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} |
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if (pkeyparam_config.infile) { |
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if (!(in = BIO_new_file(pkeyparam_config.infile, "r"))) { |
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BIO_printf(bio_err, "Can't open input file %s\n", |
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pkeyparam_config.infile); |
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goto end; |
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} |
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} else |
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in = BIO_new_fp(stdin, BIO_NOCLOSE); |
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if (pkeyparam_config.outfile) { |
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if (!(out = BIO_new_file(pkeyparam_config.outfile, "w"))) { |
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BIO_printf(bio_err, "Can't open output file %s\n", |
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pkeyparam_config.outfile); |
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goto end; |
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} |
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} else { |
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out = BIO_new_fp(stdout, BIO_NOCLOSE); |
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} |
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pkey = PEM_read_bio_Parameters(in, NULL); |
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if (!pkey) { |
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BIO_printf(bio_err, "Error reading parameters\n"); |
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ERR_print_errors(bio_err); |
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goto end; |
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} |
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if (!pkeyparam_config.noout) |
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PEM_write_bio_Parameters(out, pkey); |
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if (pkeyparam_config.text) |
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EVP_PKEY_print_params(out, pkey, 0, NULL); |
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ret = 0; |
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end: |
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EVP_PKEY_free(pkey); |
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BIO_free_all(out); |
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BIO_free(in); |
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return ret; |
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} |