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6355d31538
This adds a new function which will encrypt a private key using PKCS#8 based on an X509_ALGOR structure and reimplements PKCS8_encrypt to use it. Update pkcs8 utlity to use PKCS8_set0_pbe. Reviewed-by: Rich Salz <rsalz@openssl.org>
119 lines
4.3 KiB
C
119 lines
4.3 KiB
C
/* p12_p8e.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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* 2001.
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*/
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/* ====================================================================
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* Copyright (c) 2001 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 "internal/cryptlib.h"
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#include <openssl/pkcs12.h>
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X509_SIG *PKCS8_encrypt(int pbe_nid, const EVP_CIPHER *cipher,
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const char *pass, int passlen,
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unsigned char *salt, int saltlen, int iter,
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PKCS8_PRIV_KEY_INFO *p8inf)
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{
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X509_SIG *p8 = NULL;
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X509_ALGOR *pbe;
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if (pbe_nid == -1)
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pbe = PKCS5_pbe2_set(cipher, iter, salt, saltlen);
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else if (EVP_PBE_find(EVP_PBE_TYPE_PRF, pbe_nid, NULL, NULL, 0))
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pbe = PKCS5_pbe2_set_iv(cipher, iter, salt, saltlen, NULL, pbe_nid);
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else {
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ERR_clear_error();
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pbe = PKCS5_pbe_set(pbe_nid, iter, salt, saltlen);
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}
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if (!pbe) {
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PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_ASN1_LIB);
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return NULL;
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}
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p8 = PKCS8_set0_pbe(pass, passlen, p8inf, pbe);
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if (p8 == NULL) {
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X509_ALGOR_free(pbe);
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return NULL;
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}
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return p8;
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}
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X509_SIG *PKCS8_set0_pbe(const char *pass, int passlen,
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PKCS8_PRIV_KEY_INFO *p8inf, X509_ALGOR *pbe)
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{
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X509_SIG *p8;
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ASN1_OCTET_STRING *enckey;
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enckey =
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PKCS12_item_i2d_encrypt(pbe, ASN1_ITEM_rptr(PKCS8_PRIV_KEY_INFO),
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pass, passlen, p8inf, 1);
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if (!enckey) {
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PKCS12err(PKCS12_F_PKCS8_SET0_PBE, PKCS12_R_ENCRYPT_ERROR);
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return NULL;
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}
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if (!(p8 = X509_SIG_new())) {
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PKCS12err(PKCS12_F_PKCS8_SET0_PBE, ERR_R_MALLOC_FAILURE);
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ASN1_OCTET_STRING_free(enckey);
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return NULL;
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}
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X509_ALGOR_free(p8->algor);
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ASN1_OCTET_STRING_free(p8->digest);
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p8->algor = pbe;
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p8->digest = enckey;
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return p8;
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}
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