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251
openssl-1.0.2f/apps/pkey.c
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251
openssl-1.0.2f/apps/pkey.c
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/* apps/pkey.c */
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/*
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* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
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* 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/pem.h>
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#include <openssl/err.h>
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#include <openssl/evp.h>
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#define PROG pkey_main
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int MAIN(int, char **);
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int MAIN(int argc, char **argv)
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{
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ENGINE *e = NULL;
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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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#ifndef OPENSSL_NO_ENGINE
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char *engine = NULL;
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#endif
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int ret = 1;
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if (bio_err == NULL)
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bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
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if (!load_config(bio_err, NULL))
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goto end;
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informat = FORMAT_PEM;
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outformat = FORMAT_PEM;
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ERR_load_crypto_strings();
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OpenSSL_add_all_algorithms();
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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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#ifndef OPENSSL_NO_ENGINE
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else if (strcmp(*args, "-engine") == 0) {
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if (!args[1])
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goto bad;
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engine = *(++args);
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}
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#endif
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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", *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,
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"-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,
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"-passout arg output file pass phrase source\n");
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#ifndef OPENSSL_NO_ENGINE
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BIO_printf(bio_err,
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"-engine e use engine e, possibly a hardware device.\n");
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#endif
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return 1;
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}
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#ifndef OPENSSL_NO_ENGINE
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e = setup_engine(bio_err, engine, 0);
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#endif
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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, "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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#ifdef OPENSSL_SYS_VMS
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{
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BIO *tmpbio = BIO_new(BIO_f_linebuffer());
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out = BIO_push(tmpbio, out);
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}
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#endif
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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, e, "Public Key");
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else
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pkey = load_key(bio_err, infile, informat, 1, passin, e, "key");
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if (!pkey)
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goto end;
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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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if (passin)
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OPENSSL_free(passin);
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if (passout)
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OPENSSL_free(passout);
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return ret;
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}
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