/*
- * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
- * 2006.
- */
-/* ====================================================================
- * Copyright (c) 2006 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).
+ * Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved.
*
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#include "apps.h"
#include <openssl/pem.h>
#include <openssl/evp.h>
+#define KEY_NONE 0
#define KEY_PRIVKEY 1
#define KEY_PUBKEY 2
#define KEY_CERT 3
-static EVP_PKEY_CTX *init_ctx(int *pkeysize,
+static EVP_PKEY_CTX *init_ctx(const char *kdfalg, int *pkeysize,
const char *keyfile, int keyform, int key_type,
char *passinarg, int pkey_op, ENGINE *e,
const int impl);
static int do_keyop(EVP_PKEY_CTX *ctx, int pkey_op,
unsigned char *out, size_t *poutlen,
- unsigned char *in, size_t inlen);
+ const unsigned char *in, size_t inlen);
typedef enum OPTION_choice {
OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
OPT_PUBIN, OPT_CERTIN, OPT_ASN1PARSE, OPT_HEXDUMP, OPT_SIGN,
OPT_VERIFY, OPT_VERIFYRECOVER, OPT_REV, OPT_ENCRYPT, OPT_DECRYPT,
OPT_DERIVE, OPT_SIGFILE, OPT_INKEY, OPT_PEERKEY, OPT_PASSIN,
- OPT_PEERFORM, OPT_KEYFORM, OPT_PKEYOPT
+ OPT_PEERFORM, OPT_KEYFORM, OPT_PKEYOPT, OPT_KDF, OPT_KDFLEN
} OPTION_CHOICE;
OPTIONS pkeyutl_options[] = {
{"encrypt", OPT_ENCRYPT, '-', "Encrypt input data with public key"},
{"decrypt", OPT_DECRYPT, '-', "Decrypt input data with private key"},
{"derive", OPT_DERIVE, '-', "Derive shared secret"},
+ {"kdf", OPT_KDF, 's', "Use KDF algorithm"},
+ {"kdflen", OPT_KDFLEN, 'p', "KDF algorithm output length"},
{"sigfile", OPT_SIGFILE, '<', "Signature file (verify operation only)"},
{"inkey", OPT_INKEY, 's', "Input private key file"},
{"peerkey", OPT_PEERKEY, 's', "Peer key file used in key derivation"},
- {"passin", OPT_PASSIN, 's', "Pass phrase source"},
+ {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
{"peerform", OPT_PEERFORM, 'E', "Peer key format - default PEM"},
{"keyform", OPT_KEYFORM, 'E', "Private key format - default PEM"},
{"pkeyopt", OPT_PKEYOPT, 's', "Public key options as opt:value"},
size_t buf_outlen;
const char *inkey = NULL;
const char *peerkey = NULL;
+ const char *kdfalg = NULL;
+ int kdflen = 0;
STACK_OF(OPENSSL_STRING) *pkeyopts = NULL;
prog = opt_init(argc, argv, pkeyutl_options);
case OPT_DERIVE:
pkey_op = EVP_PKEY_OP_DERIVE;
break;
+ case OPT_KDF:
+ pkey_op = EVP_PKEY_OP_DERIVE;
+ key_type = KEY_NONE;
+ kdfalg = opt_arg();
+ break;
+ case OPT_KDFLEN:
+ kdflen = atoi(opt_arg());
+ break;
case OPT_REV:
rev = 1;
break;
if (argc != 0)
goto opthelp;
- if (inkey == NULL ||
- (peerkey != NULL && pkey_op != EVP_PKEY_OP_DERIVE))
+ if (kdfalg != NULL) {
+ if (kdflen == 0)
+ goto opthelp;
+ } else if ((inkey == NULL)
+ || (peerkey != NULL && pkey_op != EVP_PKEY_OP_DERIVE)) {
goto opthelp;
-
- ctx = init_ctx(&keysize, inkey, keyform, key_type,
+ }
+ ctx = init_ctx(kdfalg, &keysize, inkey, keyform, key_type,
passinarg, pkey_op, e, engine_impl);
if (ctx == NULL) {
BIO_printf(bio_err, "%s: Error initializing context\n", prog);
BIO_puts(out, "Signature Verification Failure\n");
goto end;
}
- rv = do_keyop(ctx, pkey_op, NULL, (size_t *)&buf_outlen,
- buf_in, (size_t)buf_inlen);
+ if (kdflen != 0) {
+ buf_outlen = kdflen;
+ rv = 1;
+ } else {
+ rv = do_keyop(ctx, pkey_op, NULL, (size_t *)&buf_outlen,
+ buf_in, (size_t)buf_inlen);
+ }
if (rv > 0 && buf_outlen != 0) {
buf_out = app_malloc(buf_outlen, "buffer output");
rv = do_keyop(ctx, pkey_op,
return ret;
}
-static EVP_PKEY_CTX *init_ctx(int *pkeysize,
+static EVP_PKEY_CTX *init_ctx(const char *kdfalg, int *pkeysize,
const char *keyfile, int keyform, int key_type,
char *passinarg, int pkey_op, ENGINE *e,
const int engine_impl)
X509 *x;
if (((pkey_op == EVP_PKEY_OP_SIGN) || (pkey_op == EVP_PKEY_OP_DECRYPT)
|| (pkey_op == EVP_PKEY_OP_DERIVE))
- && (key_type != KEY_PRIVKEY)) {
+ && (key_type != KEY_PRIVKEY && kdfalg == NULL)) {
BIO_printf(bio_err, "A private key is needed for this operation\n");
goto end;
}
}
break;
- }
-
- *pkeysize = EVP_PKEY_size(pkey);
+ case KEY_NONE:
+ break;
- if (!pkey)
- goto end;
+ }
#ifndef OPENSSL_NO_ENGINE
if (engine_impl)
impl = e;
#endif
-
- ctx = EVP_PKEY_CTX_new(pkey, impl);
- EVP_PKEY_free(pkey);
+ if (kdfalg) {
+ int kdfnid = OBJ_sn2nid(kdfalg);
+ if (kdfnid == NID_undef)
+ goto end;
+ ctx = EVP_PKEY_CTX_new_id(kdfnid, impl);
+ } else {
+ if (pkey == NULL)
+ goto end;
+ *pkeysize = EVP_PKEY_size(pkey);
+ ctx = EVP_PKEY_CTX_new(pkey, impl);
+ EVP_PKEY_free(pkey);
+ }
if (ctx == NULL)
goto end;
static int do_keyop(EVP_PKEY_CTX *ctx, int pkey_op,
unsigned char *out, size_t *poutlen,
- unsigned char *in, size_t inlen)
+ const unsigned char *in, size_t inlen)
{
int rv = 0;
switch (pkey_op) {
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