GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/openssl/pkeyparam.c Lines: 25 38 65.8 %
Date: 2017-11-13 Branches: 11 20 55.0 %

Line Branch Exec Source
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/* $OpenBSD: pkeyparam.c,v 1.10 2017/01/20 08:57:12 deraadt 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 cpath wpath rpath flock", 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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}