GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/openssl/pkey.c Lines: 63 93 67.7 %
Date: 2017-11-07 Branches: 36 72 50.0 %

Line Branch Exec Source
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/* $OpenBSD: pkey.c,v 1.9 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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int
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pkey_main(int argc, char **argv)
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{
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	char **args, *infile = NULL, *outfile = NULL;
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	char *passargin = NULL, *passargout = NULL;
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	BIO *in = NULL, *out = NULL;
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	const EVP_CIPHER *cipher = NULL;
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	int informat, outformat;
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	int pubin = 0, pubout = 0, pubtext = 0, text = 0, noout = 0;
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	EVP_PKEY *pkey = NULL;
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	char *passin = NULL, *passout = NULL;
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	int badarg = 0;
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	int ret = 1;
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	if (single_execution) {
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40
		if (pledge("stdio cpath wpath rpath tty 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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	informat = FORMAT_PEM;
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	outformat = FORMAT_PEM;
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	args = argv + 1;
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	while (!badarg && *args && *args[0] == '-') {
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		if (!strcmp(*args, "-inform")) {
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			if (args[1]) {
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				args++;
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				informat = str2fmt(*args);
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			} else
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				badarg = 1;
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		} else if (!strcmp(*args, "-outform")) {
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			if (args[1]) {
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				args++;
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				outformat = str2fmt(*args);
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			} else
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				badarg = 1;
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		} else if (!strcmp(*args, "-passin")) {
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			if (!args[1])
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				goto bad;
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			passargin = *(++args);
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		} else if (!strcmp(*args, "-passout")) {
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			if (!args[1])
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				goto bad;
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			passargout = *(++args);
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		}
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		else if (!strcmp(*args, "-in")) {
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			if (args[1]) {
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				args++;
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				infile = *args;
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			} else
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				badarg = 1;
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		} else if (!strcmp(*args, "-out")) {
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			if (args[1]) {
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				args++;
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				outfile = *args;
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			} else
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				badarg = 1;
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		} else if (strcmp(*args, "-pubin") == 0) {
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			pubin = 1;
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			pubout = 1;
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			pubtext = 1;
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		} else if (strcmp(*args, "-pubout") == 0)
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			pubout = 1;
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		else if (strcmp(*args, "-text_pub") == 0) {
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			pubtext = 1;
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			text = 1;
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		} else if (strcmp(*args, "-text") == 0)
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			text = 1;
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		else if (strcmp(*args, "-noout") == 0)
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			noout = 1;
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		else {
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			cipher = EVP_get_cipherbyname(*args + 1);
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			if (!cipher) {
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				BIO_printf(bio_err, "Unknown cipher %s\n",
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				    *args + 1);
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				badarg = 1;
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			}
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		}
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		args++;
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	}
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	if (badarg) {
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bad:
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		BIO_printf(bio_err, "Usage pkey [options]\n");
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		BIO_printf(bio_err, "where options are\n");
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		BIO_printf(bio_err, "-in file        input file\n");
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		BIO_printf(bio_err, "-inform X       input format (DER or PEM)\n");
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		BIO_printf(bio_err, "-passin arg     input file pass phrase source\n");
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		BIO_printf(bio_err, "-outform X      output format (DER or PEM)\n");
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		BIO_printf(bio_err, "-out file       output file\n");
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		BIO_printf(bio_err, "-passout arg    output file pass phrase source\n");
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		return 1;
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	}
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	if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
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		BIO_printf(bio_err, "Error getting passwords\n");
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		goto end;
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	}
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	if (outfile) {
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		if (!(out = BIO_new_file(outfile, "wb"))) {
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			BIO_printf(bio_err,
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			    "Can't open output file %s\n", 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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	if (pubin)
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		pkey = load_pubkey(bio_err, infile, informat, 1,
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		    passin, "Public Key");
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	else
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		pkey = load_key(bio_err, infile, informat, 1, passin, "key");
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	if (!pkey)
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		goto end;
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186
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	if (!noout) {
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		if (outformat == FORMAT_PEM) {
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			if (pubout)
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				PEM_write_bio_PUBKEY(out, pkey);
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			else
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				PEM_write_bio_PrivateKey(out, pkey, cipher,
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				    NULL, 0, NULL, passout);
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		} else if (outformat == FORMAT_ASN1) {
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			if (pubout)
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				i2d_PUBKEY_bio(out, pkey);
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			else
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				i2d_PrivateKey_bio(out, pkey);
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		} else {
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			BIO_printf(bio_err, "Bad format specified for key\n");
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			goto end;
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		}
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	}
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	if (text) {
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		if (pubtext)
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			EVP_PKEY_print_public(out, pkey, 0, NULL);
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		else
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			EVP_PKEY_print_private(out, pkey, 0, NULL);
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	}
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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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	free(passin);
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	free(passout);
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	return ret;
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}