343 lines
10 KiB
C
343 lines
10 KiB
C
/* pkcs8.c */
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/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
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* project 1999.
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*/
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/* ====================================================================
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* Copyright (c) 1999 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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#include <openssl/pkcs12.h>
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#include "apps.h"
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#define PROG pkcs8_main
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int MAIN(int argc, char **argv)
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{
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char **args, *infile = NULL, *outfile = NULL;
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BIO *in = NULL, *out = NULL;
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int topk8 = 0;
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int pbe_nid = -1;
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const EVP_CIPHER *cipher = NULL;
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int iter = PKCS12_DEFAULT_ITER;
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int informat, outformat;
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int p8_broken = PKCS8_OK;
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int nocrypt = 0;
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X509_SIG *p8;
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PKCS8_PRIV_KEY_INFO *p8inf;
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EVP_PKEY *pkey;
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char pass[50], *passin = NULL, *passout = NULL;
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int badarg = 0;
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if (bio_err == NULL) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
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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,"-v2")) {
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if (args[1]) {
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args++;
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cipher=EVP_get_cipherbyname(*args);
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if(!cipher) {
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BIO_printf(bio_err,
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"Unknown cipher %s\n", *args);
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badarg = 1;
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}
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} else badarg = 1;
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} else if (!strcmp(*args,"-v1")) {
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if (args[1]) {
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args++;
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pbe_nid=OBJ_txt2nid(*args);
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if(pbe_nid == NID_undef) {
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BIO_printf(bio_err,
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"Unknown PBE algorithm %s\n", *args);
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badarg = 1;
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}
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} else badarg = 1;
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} else 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 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 badarg = 1;
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} else if (!strcmp (*args, "-topk8")) topk8 = 1;
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else if (!strcmp (*args, "-noiter")) iter = 1;
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else if (!strcmp (*args, "-nocrypt")) nocrypt = 1;
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else if (!strcmp (*args, "-nooct")) p8_broken = PKCS8_NO_OCTET;
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else if (!strcmp(*args,"-passin"))
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{
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if (!args[1]) goto bad;
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passin= *(++args);
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}
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else if (!strcmp(*args,"-envpassin"))
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{
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if (!args[1]) goto bad;
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if(!(passin= getenv(*(++args))))
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{
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BIO_printf(bio_err,
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"Can't read environment variable %s\n",
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*args);
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badarg = 1;
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}
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}
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else if (strcmp(*args,"-envpassout") == 0)
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{
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if (!args[1]) goto bad;
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if(!(passout= getenv(*(++args))))
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{
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BIO_printf(bio_err,
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"Can't read environment variable %s\n",
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*args);
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badarg = 1;
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}
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}
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else if (!strcmp(*args,"-passout"))
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{
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if (!args[1]) goto bad;
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passout= *(++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 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 badarg = 1;
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} else badarg = 1;
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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 pkcs8 [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\n");
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BIO_printf(bio_err, "-envpassin arg environment variable containing input file pass phrase\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 input file pass phrase\n");
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BIO_printf(bio_err, "-envpassout arg environment variable containing input file pass phrase\n");
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BIO_printf(bio_err, "-topk8 output PKCS8 file\n");
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BIO_printf(bio_err, "-nooct use (broken) no octet form\n");
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BIO_printf(bio_err, "-noiter use 1 as iteration count\n");
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BIO_printf(bio_err, "-nocrypt use or expect unencrypted private key\n");
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BIO_printf(bio_err, "-v2 alg use PKCS#5 v2.0 and cipher \"alg\"\n");
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BIO_printf(bio_err, "-v1 obj use PKCS#5 v1.5 and cipher \"alg\"\n");
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return (1);
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}
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if ((pbe_nid == -1) && !cipher) pbe_nid = NID_pbeWithMD5AndDES_CBC;
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if (infile) {
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if (!(in = BIO_new_file(infile, "rb"))) {
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BIO_printf(bio_err,
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"Can't open input file %s\n", infile);
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return (1);
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}
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} else in = BIO_new_fp (stdin, BIO_NOCLOSE);
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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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return (1);
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}
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} else out = BIO_new_fp (stdout, BIO_NOCLOSE);
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if (topk8) {
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if(informat == FORMAT_PEM)
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pkey = PEM_read_bio_PrivateKey(in, NULL, PEM_cb, passin);
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else if(informat == FORMAT_ASN1)
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pkey = d2i_PrivateKey_bio(in, NULL);
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else {
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BIO_printf(bio_err, "Bad format specified for key\n");
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return (1);
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}
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if (!pkey) {
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BIO_printf(bio_err, "Error reading key\n", outfile);
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ERR_print_errors(bio_err);
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return (1);
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}
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BIO_free(in);
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if (!(p8inf = EVP_PKEY2PKCS8(pkey))) {
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BIO_printf(bio_err, "Error converting key\n", outfile);
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ERR_print_errors(bio_err);
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return (1);
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}
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PKCS8_set_broken(p8inf, p8_broken);
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if(nocrypt) {
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if(outformat == FORMAT_PEM)
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PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8inf);
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else if(outformat == FORMAT_ASN1)
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i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8inf);
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else {
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BIO_printf(bio_err, "Bad format specified for key\n");
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return (1);
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}
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} else {
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if(!passout) {
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passout = pass;
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EVP_read_pw_string(pass, 50, "Enter Encryption Password:", 1);
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}
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if (!(p8 = PKCS8_encrypt(pbe_nid, cipher,
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passout, strlen(passout),
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NULL, 0, iter, p8inf))) {
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BIO_printf(bio_err, "Error encrypting key\n",
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outfile);
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ERR_print_errors(bio_err);
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return (1);
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}
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if(outformat == FORMAT_PEM)
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PEM_write_bio_PKCS8(out, p8);
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else if(outformat == FORMAT_ASN1)
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i2d_PKCS8_bio(out, p8);
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else {
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BIO_printf(bio_err, "Bad format specified for key\n");
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return (1);
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}
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X509_SIG_free(p8);
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}
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PKCS8_PRIV_KEY_INFO_free (p8inf);
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EVP_PKEY_free(pkey);
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BIO_free(out);
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return (0);
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}
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if(nocrypt) {
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if(informat == FORMAT_PEM)
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p8inf = PEM_read_bio_PKCS8_PRIV_KEY_INFO(in,NULL,NULL, NULL);
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else if(informat == FORMAT_ASN1)
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p8inf = d2i_PKCS8_PRIV_KEY_INFO_bio(in, NULL);
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else {
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BIO_printf(bio_err, "Bad format specified for key\n");
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return (1);
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}
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} else {
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if(informat == FORMAT_PEM)
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p8 = PEM_read_bio_PKCS8(in, NULL, NULL, NULL);
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else if(informat == FORMAT_ASN1)
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p8 = d2i_PKCS8_bio(in, NULL);
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else {
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BIO_printf(bio_err, "Bad format specified for key\n");
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return (1);
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}
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if (!p8) {
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BIO_printf (bio_err, "Error reading key\n", outfile);
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ERR_print_errors(bio_err);
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return (1);
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}
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if(!passin) {
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passin = pass;
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EVP_read_pw_string(pass, 50, "Enter Password:", 0);
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}
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p8inf = M_PKCS8_decrypt(p8, passin, strlen(passin));
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X509_SIG_free(p8);
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}
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if (!p8inf) {
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BIO_printf(bio_err, "Error decrypting key\n", outfile);
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ERR_print_errors(bio_err);
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return (1);
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}
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if (!(pkey = EVP_PKCS82PKEY(p8inf))) {
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BIO_printf(bio_err, "Error converting key\n", outfile);
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ERR_print_errors(bio_err);
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return (1);
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}
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if (p8inf->broken) {
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BIO_printf(bio_err, "Warning: broken key encoding: ");
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switch (p8inf->broken) {
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case PKCS8_NO_OCTET:
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BIO_printf(bio_err, "No Octet String\n");
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break;
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default:
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BIO_printf(bio_err, "Unknown broken type\n");
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break;
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}
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}
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PKCS8_PRIV_KEY_INFO_free(p8inf);
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if(outformat == FORMAT_PEM)
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PEM_write_bio_PrivateKey(out, pkey, NULL, NULL, 0, PEM_cb, passout);
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else if(outformat == FORMAT_ASN1)
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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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return (1);
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}
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EVP_PKEY_free(pkey);
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BIO_free(out);
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BIO_free(in);
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return (0);
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}
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