/* pkcs8.c *//* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL * project 1999. *//* ==================================================================== * Copyright (c) 1999 The OpenSSL Project.  All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer.  * * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in *    the documentation and/or other materials provided with the *    distribution. * * 3. All advertising materials mentioning features or use of this *    software must display the following acknowledgment: *    "This product includes software developed by the OpenSSL Project *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to *    endorse or promote products derived from this software without *    prior written permission. For written permission, please contact *    licensing@OpenSSL.org. * * 5. Products derived from this software may not be called "OpenSSL" *    nor may "OpenSSL" appear in their names without prior written *    permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following *    acknowledgment: *    "This product includes software developed by the OpenSSL Project *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com).  This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */#include <stdio.h>#include <string.h>#include "apps.h"#include <openssl/pem.h>#include <openssl/err.h>#include <openssl/evp.h>#include <openssl/pkcs12.h>#include "apps.h"#define PROG pkcs8_mainint MAIN(int, char **);int MAIN(int argc, char **argv){	char **args, *infile = NULL, *outfile = NULL;	char *passargin = NULL, *passargout = NULL;	BIO *in = NULL, *out = NULL;	int topk8 = 0;	int pbe_nid = -1;	const EVP_CIPHER *cipher = NULL;	int iter = PKCS12_DEFAULT_ITER;	int informat, outformat;	int p8_broken = PKCS8_OK;	int nocrypt = 0;	X509_SIG *p8;	PKCS8_PRIV_KEY_INFO *p8inf;	EVP_PKEY *pkey;	char pass[50], *passin = NULL, *passout = NULL, *p8pass = NULL;	int badarg = 0;	if (bio_err == NULL) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);	informat=FORMAT_PEM;	outformat=FORMAT_PEM;	ERR_load_crypto_strings();	OpenSSL_add_all_algorithms();	args = argv + 1;	while (!badarg && *args && *args[0] == '-') {		if (!strcmp(*args,"-v2")) {			if (args[1]) {				args++;				cipher=EVP_get_cipherbyname(*args);				if(!cipher) {					BIO_printf(bio_err,						 "Unknown cipher %s\n", *args);					badarg = 1;				}			} else badarg = 1;		} else if (!strcmp(*args,"-v1")) {			if (args[1]) {				args++;				pbe_nid=OBJ_txt2nid(*args);				if(pbe_nid == NID_undef) {					BIO_printf(bio_err,						 "Unknown PBE algorithm %s\n", *args);					badarg = 1;				}			} else badarg = 1;		} else if (!strcmp(*args,"-inform")) {			if (args[1]) {				args++;				informat=str2fmt(*args);			} else badarg = 1;		} else if (!strcmp(*args,"-outform")) {			if (args[1]) {				args++;				outformat=str2fmt(*args);			} else badarg = 1;		} else if (!strcmp (*args, "-topk8")) topk8 = 1;		else if (!strcmp (*args, "-noiter")) iter = 1;		else if (!strcmp (*args, "-nocrypt")) nocrypt = 1;		else if (!strcmp (*args, "-nooct")) p8_broken = PKCS8_NO_OCTET;		else if (!strcmp (*args, "-nsdb")) p8_broken = PKCS8_NS_DB;		else if (!strcmp (*args, "-embed")) p8_broken = PKCS8_EMBEDDED_PARAM;		else if (!strcmp(*args,"-passin"))			{			if (!args[1]) goto bad;			passargin= *(++args);			}		else if (!strcmp(*args,"-passout"))			{			if (!args[1]) goto bad;			passargout= *(++args);			}		else if (!strcmp (*args, "-in")) {			if (args[1]) {				args++;				infile = *args;			} else badarg = 1;		} else if (!strcmp (*args, "-out")) {			if (args[1]) {				args++;				outfile = *args;			} else badarg = 1;		} else badarg = 1;		args++;	}	if (badarg) {		bad:		BIO_printf(bio_err, "Usage pkcs8 [options]\n");		BIO_printf(bio_err, "where options are\n");		BIO_printf(bio_err, "-in file        input file\n");		BIO_printf(bio_err, "-inform X       input format (DER or PEM)\n");		BIO_printf(bio_err, "-passin arg     input file pass phrase source\n");		BIO_printf(bio_err, "-outform X      output format (DER or PEM)\n");		BIO_printf(bio_err, "-out file       output file\n");		BIO_printf(bio_err, "-passout arg    output file pass phrase source\n");		BIO_printf(bio_err, "-topk8          output PKCS8 file\n");		BIO_printf(bio_err, "-nooct          use (nonstandard) no octet format\n");		BIO_printf(bio_err, "-embed          use (nonstandard) embedded DSA parameters format\n");		BIO_printf(bio_err, "-nsdb           use (nonstandard) DSA Netscape DB format\n");		BIO_printf(bio_err, "-noiter         use 1 as iteration count\n");		BIO_printf(bio_err, "-nocrypt        use or expect unencrypted private key\n");		BIO_printf(bio_err, "-v2 alg         use PKCS#5 v2.0 and cipher \"alg\"\n");		BIO_printf(bio_err, "-v1 obj         use PKCS#5 v1.5 and cipher \"alg\"\n");		return (1);	}	if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {		BIO_printf(bio_err, "Error getting passwords\n");		return (1);	}	if ((pbe_nid == -1) && !cipher) pbe_nid = NID_pbeWithMD5AndDES_CBC;	if (infile) {		if (!(in = BIO_new_file(infile, "rb"))) {			BIO_printf(bio_err,				 "Can't open input file %s\n", infile);			return (1);		}	} else in = BIO_new_fp (stdin, BIO_NOCLOSE);	if (outfile) {		if (!(out = BIO_new_file (outfile, "wb"))) {			BIO_printf(bio_err,				 "Can't open output file %s\n", outfile);			return (1);		}	} else {		out = BIO_new_fp (stdout, BIO_NOCLOSE);#ifdef VMS		{			BIO *tmpbio = BIO_new(BIO_f_linebuffer());			out = BIO_push(tmpbio, out);		}#endif	}	if (topk8) {		if(informat == FORMAT_PEM)			pkey = PEM_read_bio_PrivateKey(in, NULL, NULL, passin);		else if(informat == FORMAT_ASN1)			pkey = d2i_PrivateKey_bio(in, NULL);		else {			BIO_printf(bio_err, "Bad format specified for key\n");			return (1);		}		if (!pkey) {			BIO_printf(bio_err, "Error reading key\n", outfile);			ERR_print_errors(bio_err);			return (1);		}		BIO_free(in);		if (!(p8inf = EVP_PKEY2PKCS8_broken(pkey, p8_broken))) {			BIO_printf(bio_err, "Error converting key\n", outfile);			ERR_print_errors(bio_err);			return (1);		}		if(nocrypt) {			if(outformat == FORMAT_PEM) 				PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8inf);			else if(outformat == FORMAT_ASN1)				i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8inf);			else {				BIO_printf(bio_err, "Bad format specified for key\n");				return (1);			}		} else {			if(passout) p8pass = passout;			else {				p8pass = pass;				if (EVP_read_pw_string(pass, 50, "Enter Encryption Password:", 1))					return (1);			}			app_RAND_load_file(NULL, bio_err, 0);			if (!(p8 = PKCS8_encrypt(pbe_nid, cipher,					p8pass, strlen(p8pass),					NULL, 0, iter, p8inf))) {				BIO_printf(bio_err, "Error encrypting key\n",								 outfile);				ERR_print_errors(bio_err);				return (1);			}			app_RAND_write_file(NULL, bio_err);			if(outformat == FORMAT_PEM) 				PEM_write_bio_PKCS8(out, p8);			else if(outformat == FORMAT_ASN1)				i2d_PKCS8_bio(out, p8);			else {				BIO_printf(bio_err, "Bad format specified for key\n");				return (1);			}			X509_SIG_free(p8);		}		PKCS8_PRIV_KEY_INFO_free (p8inf);		EVP_PKEY_free(pkey);		BIO_free_all(out);		if(passin) OPENSSL_free(passin);		if(passout) OPENSSL_free(passout);		return (0);	}	if(nocrypt) {		if(informat == FORMAT_PEM) 			p8inf = PEM_read_bio_PKCS8_PRIV_KEY_INFO(in,NULL,NULL, NULL);		else if(informat == FORMAT_ASN1)			p8inf = d2i_PKCS8_PRIV_KEY_INFO_bio(in, NULL);		else {			BIO_printf(bio_err, "Bad format specified for key\n");			return (1);		}	} else {		if(informat == FORMAT_PEM) 			p8 = PEM_read_bio_PKCS8(in, NULL, NULL, NULL);		else if(informat == FORMAT_ASN1)			p8 = d2i_PKCS8_bio(in, NULL);		else {			BIO_printf(bio_err, "Bad format specified for key\n");			return (1);		}		if (!p8) {			BIO_printf (bio_err, "Error reading key\n", outfile);			ERR_print_errors(bio_err);			return (1);		}		if(passin) p8pass = passin;		else {			p8pass = pass;			EVP_read_pw_string(pass, 50, "Enter Password:", 0);		}		p8inf = M_PKCS8_decrypt(p8, p8pass, strlen(p8pass));		X509_SIG_free(p8);	}	if (!p8inf) {		BIO_printf(bio_err, "Error decrypting key\n", outfile);		ERR_print_errors(bio_err);		return (1);	}	if (!(pkey = EVP_PKCS82PKEY(p8inf))) {		BIO_printf(bio_err, "Error converting key\n", outfile);		ERR_print_errors(bio_err);		return (1);	}		if (p8inf->broken) {		BIO_printf(bio_err, "Warning: broken key encoding: ");		switch (p8inf->broken) {			case PKCS8_NO_OCTET:			BIO_printf(bio_err, "No Octet String in PrivateKey\n");			break;			case PKCS8_EMBEDDED_PARAM:			BIO_printf(bio_err, "DSA parameters included in PrivateKey\n");			break;			case PKCS8_NS_DB:			BIO_printf(bio_err, "DSA public key include in PrivateKey\n");			break;			default:			BIO_printf(bio_err, "Unknown broken type\n");			break;		}	}		PKCS8_PRIV_KEY_INFO_free(p8inf);	if(outformat == FORMAT_PEM) 		PEM_write_bio_PrivateKey(out, pkey, NULL, NULL, 0, NULL, passout);	else if(outformat == FORMAT_ASN1)		i2d_PrivateKey_bio(out, pkey);	else {		BIO_printf(bio_err, "Bad format specified for key\n");			return (1);	}	EVP_PKEY_free(pkey);	BIO_free_all(out);	BIO_free(in);	if(passin) OPENSSL_free(passin);	if(passout) OPENSSL_free(passout);	return (0);}