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add cyrussasl, iconv, openssl to libs for optional usage (if system does not provide)
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B. Petersen
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1507 changed files with 611544 additions and 0 deletions
265
libs/openssl/crypto/ecdh/ech_lib.c
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libs/openssl/crypto/ecdh/ech_lib.c
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/* crypto/ecdh/ech_lib.c */
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/* ====================================================================
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* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
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*
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* The Elliptic Curve Public-Key Crypto Library (ECC Code) included
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* herein is developed by SUN MICROSYSTEMS, INC., and is contributed
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* to the OpenSSL project.
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*
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* The ECC Code is licensed pursuant to the OpenSSL open source
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* license provided below.
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*
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* The ECDH software is originally written by Douglas Stebila of
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* Sun Microsystems Laboratories.
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*
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*/
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/* ====================================================================
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* Copyright (c) 1998-2003 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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* openssl-core@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 "ech_locl.h"
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#include <string.h>
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#ifndef OPENSSL_NO_ENGINE
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# include <openssl/engine.h>
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#endif
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#include <openssl/err.h>
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#ifdef OPENSSL_FIPS
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# include <openssl/fips.h>
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#endif
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const char ECDH_version[] = "ECDH" OPENSSL_VERSION_PTEXT;
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static const ECDH_METHOD *default_ECDH_method = NULL;
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static void *ecdh_data_new(void);
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static void *ecdh_data_dup(void *);
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static void ecdh_data_free(void *);
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void ECDH_set_default_method(const ECDH_METHOD *meth)
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{
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default_ECDH_method = meth;
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}
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const ECDH_METHOD *ECDH_get_default_method(void)
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{
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if (!default_ECDH_method) {
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#ifdef OPENSSL_FIPS
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if (FIPS_mode())
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return FIPS_ecdh_openssl();
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else
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return ECDH_OpenSSL();
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#else
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default_ECDH_method = ECDH_OpenSSL();
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#endif
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}
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return default_ECDH_method;
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}
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int ECDH_set_method(EC_KEY *eckey, const ECDH_METHOD *meth)
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{
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ECDH_DATA *ecdh;
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ecdh = ecdh_check(eckey);
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if (ecdh == NULL)
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return 0;
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#if 0
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mtmp = ecdh->meth;
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if (mtmp->finish)
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mtmp->finish(eckey);
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#endif
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#ifndef OPENSSL_NO_ENGINE
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if (ecdh->engine) {
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ENGINE_finish(ecdh->engine);
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ecdh->engine = NULL;
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}
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#endif
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ecdh->meth = meth;
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#if 0
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if (meth->init)
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meth->init(eckey);
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#endif
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return 1;
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}
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static ECDH_DATA *ECDH_DATA_new_method(ENGINE *engine)
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{
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ECDH_DATA *ret;
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ret = (ECDH_DATA *)OPENSSL_malloc(sizeof(ECDH_DATA));
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if (ret == NULL) {
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ECDHerr(ECDH_F_ECDH_DATA_NEW_METHOD, ERR_R_MALLOC_FAILURE);
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return (NULL);
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}
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ret->init = NULL;
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ret->meth = ECDH_get_default_method();
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ret->engine = engine;
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#ifndef OPENSSL_NO_ENGINE
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if (!ret->engine)
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ret->engine = ENGINE_get_default_ECDH();
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if (ret->engine) {
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ret->meth = ENGINE_get_ECDH(ret->engine);
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if (!ret->meth) {
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ECDHerr(ECDH_F_ECDH_DATA_NEW_METHOD, ERR_R_ENGINE_LIB);
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ENGINE_finish(ret->engine);
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OPENSSL_free(ret);
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return NULL;
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}
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}
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#endif
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ret->flags = ret->meth->flags;
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CRYPTO_new_ex_data(CRYPTO_EX_INDEX_ECDH, ret, &ret->ex_data);
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#if 0
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if ((ret->meth->init != NULL) && !ret->meth->init(ret)) {
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CRYPTO_free_ex_data(CRYPTO_EX_INDEX_ECDH, ret, &ret->ex_data);
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OPENSSL_free(ret);
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ret = NULL;
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}
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#endif
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return (ret);
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}
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static void *ecdh_data_new(void)
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{
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return (void *)ECDH_DATA_new_method(NULL);
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}
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static void *ecdh_data_dup(void *data)
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{
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ECDH_DATA *r = (ECDH_DATA *)data;
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/* XXX: dummy operation */
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if (r == NULL)
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return NULL;
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return (void *)ecdh_data_new();
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}
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void ecdh_data_free(void *data)
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{
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ECDH_DATA *r = (ECDH_DATA *)data;
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#ifndef OPENSSL_NO_ENGINE
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if (r->engine)
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ENGINE_finish(r->engine);
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#endif
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CRYPTO_free_ex_data(CRYPTO_EX_INDEX_ECDH, r, &r->ex_data);
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OPENSSL_cleanse((void *)r, sizeof(ECDH_DATA));
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OPENSSL_free(r);
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}
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ECDH_DATA *ecdh_check(EC_KEY *key)
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{
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ECDH_DATA *ecdh_data;
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void *data = EC_KEY_get_key_method_data(key, ecdh_data_dup,
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ecdh_data_free, ecdh_data_free);
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if (data == NULL) {
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ecdh_data = (ECDH_DATA *)ecdh_data_new();
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if (ecdh_data == NULL)
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return NULL;
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data = EC_KEY_insert_key_method_data(key, (void *)ecdh_data,
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ecdh_data_dup, ecdh_data_free,
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ecdh_data_free);
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if (data != NULL) {
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/*
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* Another thread raced us to install the key_method data and
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* won.
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*/
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ecdh_data_free(ecdh_data);
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ecdh_data = (ECDH_DATA *)data;
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}
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} else
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ecdh_data = (ECDH_DATA *)data;
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#ifdef OPENSSL_FIPS
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if (FIPS_mode() && !(ecdh_data->flags & ECDH_FLAG_FIPS_METHOD)
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&& !(EC_KEY_get_flags(key) & EC_FLAG_NON_FIPS_ALLOW)) {
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ECDHerr(ECDH_F_ECDH_CHECK, ECDH_R_NON_FIPS_METHOD);
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return NULL;
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}
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#endif
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return ecdh_data;
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}
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int ECDH_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
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CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
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{
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return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_ECDH, argl, argp,
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new_func, dup_func, free_func);
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}
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int ECDH_set_ex_data(EC_KEY *d, int idx, void *arg)
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{
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ECDH_DATA *ecdh;
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ecdh = ecdh_check(d);
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if (ecdh == NULL)
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return 0;
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return (CRYPTO_set_ex_data(&ecdh->ex_data, idx, arg));
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}
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void *ECDH_get_ex_data(EC_KEY *d, int idx)
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{
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ECDH_DATA *ecdh;
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ecdh = ecdh_check(d);
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if (ecdh == NULL)
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return NULL;
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return (CRYPTO_get_ex_data(&ecdh->ex_data, idx));
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}
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