2015-01-22 11:40:55 +08:00
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/*
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2018-04-17 21:18:40 +08:00
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* Copyright 2001-2018 The OpenSSL Project Authors. All Rights Reserved.
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2017-06-15 22:16:46 +08:00
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* Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
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2000-10-27 05:07:28 +08:00
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*
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2018-12-06 20:39:00 +08:00
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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2016-05-18 02:52:22 +08:00
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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2000-10-27 05:07:28 +08:00
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*/
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2016-05-18 02:52:22 +08:00
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2000-10-27 05:07:28 +08:00
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#include <stdio.h>
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#include <openssl/crypto.h>
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2015-05-14 22:56:48 +08:00
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#include "internal/cryptlib.h"
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2019-09-28 06:45:33 +08:00
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#include "crypto/engine.h"
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2002-03-06 22:15:13 +08:00
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#include <openssl/pem.h>
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2002-10-14 18:02:36 +08:00
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#include <openssl/evp.h>
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2004-04-20 01:46:04 +08:00
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#include <openssl/rand.h>
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2016-03-19 02:30:20 +08:00
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#include <openssl/rsa.h>
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#include <openssl/dsa.h>
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#include <openssl/dh.h>
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2000-10-27 05:07:28 +08:00
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2010-11-25 02:32:06 +08:00
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#include <openssl/hmac.h>
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#include <openssl/x509v3.h>
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2015-01-22 11:40:55 +08:00
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/*
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* This testing gunk is implemented (and explained) lower down. It also
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* assumes the application explicitly calls "ENGINE_load_openssl()" because
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* this is no longer automatic in ENGINE_load_builtin_engines().
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*/
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2001-09-26 05:41:20 +08:00
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#define TEST_ENG_OPENSSL_RC4
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2015-09-12 02:56:32 +08:00
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#ifndef OPENSSL_NO_STDIO
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2019-08-15 16:20:13 +08:00
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# define TEST_ENG_OPENSSL_PKEY
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2015-09-12 02:56:32 +08:00
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#endif
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2010-11-25 02:32:06 +08:00
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/* #define TEST_ENG_OPENSSL_HMAC */
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2010-11-25 03:14:59 +08:00
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/* #define TEST_ENG_OPENSSL_HMAC_INIT */
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2001-09-26 05:41:20 +08:00
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/* #define TEST_ENG_OPENSSL_RC4_OTHERS */
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2019-08-15 16:20:13 +08:00
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#ifndef OPENSSL_NO_STDIO
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# define TEST_ENG_OPENSSL_RC4_P_INIT
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#endif
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2001-09-26 05:41:20 +08:00
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/* #define TEST_ENG_OPENSSL_RC4_P_CIPHER */
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#define TEST_ENG_OPENSSL_SHA
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/* #define TEST_ENG_OPENSSL_SHA_OTHERS */
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/* #define TEST_ENG_OPENSSL_SHA_P_INIT */
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/* #define TEST_ENG_OPENSSL_SHA_P_UPDATE */
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/* #define TEST_ENG_OPENSSL_SHA_P_FINAL */
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2002-12-05 06:54:02 +08:00
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/* Now check what of those algorithms are actually enabled */
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#ifdef OPENSSL_NO_RC4
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2015-01-22 11:40:55 +08:00
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# undef TEST_ENG_OPENSSL_RC4
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# undef TEST_ENG_OPENSSL_RC4_OTHERS
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# undef TEST_ENG_OPENSSL_RC4_P_INIT
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# undef TEST_ENG_OPENSSL_RC4_P_CIPHER
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2002-12-05 06:54:02 +08:00
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#endif
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2015-11-30 17:24:12 +08:00
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static int openssl_destroy(ENGINE *e);
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2001-09-26 05:41:20 +08:00
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#ifdef TEST_ENG_OPENSSL_RC4
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static int openssl_ciphers(ENGINE *e, const EVP_CIPHER **cipher,
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2015-01-22 11:40:55 +08:00
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const int **nids, int nid);
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2001-09-26 05:41:20 +08:00
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#endif
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#ifdef TEST_ENG_OPENSSL_SHA
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static int openssl_digests(ENGINE *e, const EVP_MD **digest,
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2015-01-22 11:40:55 +08:00
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const int **nids, int nid);
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2001-09-26 05:41:20 +08:00
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#endif
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2002-03-06 22:15:13 +08:00
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#ifdef TEST_ENG_OPENSSL_PKEY
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static EVP_PKEY *openssl_load_privkey(ENGINE *eng, const char *key_id,
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2015-01-22 11:40:55 +08:00
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UI_METHOD *ui_method,
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void *callback_data);
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2002-03-06 22:15:13 +08:00
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#endif
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2010-11-25 02:32:06 +08:00
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#ifdef TEST_ENG_OPENSSL_HMAC
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static int ossl_register_hmac_meth(void);
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static int ossl_pkey_meths(ENGINE *e, EVP_PKEY_METHOD **pmeth,
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2015-01-22 11:40:55 +08:00
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const int **nids, int nid);
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2010-11-25 02:32:06 +08:00
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#endif
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2001-04-19 05:46:00 +08:00
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/* The constants used when creating the ENGINE */
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static const char *engine_openssl_id = "openssl";
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2001-09-26 04:00:51 +08:00
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static const char *engine_openssl_name = "Software engine support";
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2000-10-27 05:07:28 +08:00
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2015-01-22 11:40:55 +08:00
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/*
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* This internal function is used by ENGINE_openssl() and possibly by the
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* "dynamic" ENGINE support too
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*/
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2001-11-22 17:01:11 +08:00
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static int bind_helper(ENGINE *e)
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2015-01-22 11:40:55 +08:00
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{
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if (!ENGINE_set_id(e, engine_openssl_id)
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|| !ENGINE_set_name(e, engine_openssl_name)
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2015-11-30 17:24:12 +08:00
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|| !ENGINE_set_destroy_function(e, openssl_destroy)
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2002-03-06 22:15:13 +08:00
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#ifndef TEST_ENG_OPENSSL_NO_ALGORITHMS
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2015-01-22 11:40:55 +08:00
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# ifndef OPENSSL_NO_RSA
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|| !ENGINE_set_RSA(e, RSA_get_default_method())
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# endif
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# ifndef OPENSSL_NO_DSA
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|| !ENGINE_set_DSA(e, DSA_get_default_method())
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# endif
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2015-03-11 07:09:27 +08:00
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# ifndef OPENSSL_NO_EC
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2015-12-09 08:12:34 +08:00
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|| !ENGINE_set_EC(e, EC_KEY_OpenSSL())
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2015-01-22 11:40:55 +08:00
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# endif
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# ifndef OPENSSL_NO_DH
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|| !ENGINE_set_DH(e, DH_get_default_method())
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# endif
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2015-10-28 03:11:48 +08:00
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|| !ENGINE_set_RAND(e, RAND_OpenSSL())
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2015-01-22 11:40:55 +08:00
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# ifdef TEST_ENG_OPENSSL_RC4
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|| !ENGINE_set_ciphers(e, openssl_ciphers)
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# endif
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# ifdef TEST_ENG_OPENSSL_SHA
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|| !ENGINE_set_digests(e, openssl_digests)
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# endif
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2002-03-06 22:15:13 +08:00
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#endif
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#ifdef TEST_ENG_OPENSSL_PKEY
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2015-01-22 11:40:55 +08:00
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|| !ENGINE_set_load_privkey_function(e, openssl_load_privkey)
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2010-11-25 02:32:06 +08:00
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#endif
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#ifdef TEST_ENG_OPENSSL_HMAC
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2015-01-22 11:40:55 +08:00
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|| !ossl_register_hmac_meth()
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|| !ENGINE_set_pkey_meths(e, ossl_pkey_meths)
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2001-04-26 23:45:12 +08:00
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#endif
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2015-01-22 11:40:55 +08:00
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)
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return 0;
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/*
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* If we add errors to this ENGINE, ensure the error handling is setup
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* here
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*/
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/* openssl_load_error_strings(); */
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return 1;
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}
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2001-11-22 17:01:11 +08:00
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static ENGINE *engine_openssl(void)
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2015-01-22 11:40:55 +08:00
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{
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ENGINE *ret = ENGINE_new();
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2015-10-30 19:12:26 +08:00
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if (ret == NULL)
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2015-01-22 11:40:55 +08:00
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return NULL;
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if (!bind_helper(ret)) {
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ENGINE_free(ret);
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return NULL;
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}
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return ret;
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}
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2001-09-26 05:41:20 +08:00
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2016-04-12 19:20:16 +08:00
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void engine_load_openssl_int(void)
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2015-01-22 11:40:55 +08:00
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{
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ENGINE *toadd = engine_openssl();
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if (!toadd)
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return;
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ENGINE_add(toadd);
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/*
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* If the "add" worked, it gets a structural reference. So either way, we
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* release our just-created reference.
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*/
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ENGINE_free(toadd);
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ERR_clear_error();
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}
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/*
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* This stuff is needed if this ENGINE is being compiled into a
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* self-contained shared-library.
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*/
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2001-11-22 17:01:11 +08:00
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#ifdef ENGINE_DYNAMIC_SUPPORT
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static int bind_fn(ENGINE *e, const char *id)
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2015-01-22 11:40:55 +08:00
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{
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if (id && (strcmp(id, engine_openssl_id) != 0))
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return 0;
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if (!bind_helper(e))
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return 0;
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return 1;
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}
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2001-11-22 17:01:11 +08:00
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2015-01-22 11:40:55 +08:00
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IMPLEMENT_DYNAMIC_CHECK_FN()
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IMPLEMENT_DYNAMIC_BIND_FN(bind_fn)
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#endif /* ENGINE_DYNAMIC_SUPPORT */
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2001-09-26 05:41:20 +08:00
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#ifdef TEST_ENG_OPENSSL_RC4
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2015-01-05 08:34:00 +08:00
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/*-
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* This section of code compiles an "alternative implementation" of two modes of
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2001-09-26 05:41:20 +08:00
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* RC4 into this ENGINE. The result is that EVP_CIPHER operation for "rc4"
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* should under normal circumstances go via this support rather than the default
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* EVP support. There are other symbols to tweak the testing;
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* TEST_ENC_OPENSSL_RC4_OTHERS - print a one line message to stderr each time
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2001-09-26 05:52:39 +08:00
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* we're asked for a cipher we don't support (should not happen).
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2001-09-26 05:41:20 +08:00
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* TEST_ENG_OPENSSL_RC4_P_INIT - print a one line message to stderr each time
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* the "init_key" handler is called.
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* TEST_ENG_OPENSSL_RC4_P_CIPHER - ditto for the "cipher" handler.
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*/
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2015-01-22 11:40:55 +08:00
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# include <openssl/rc4.h>
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# define TEST_RC4_KEY_SIZE 16
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2001-09-26 05:41:20 +08:00
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typedef struct {
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2015-01-22 11:40:55 +08:00
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unsigned char key[TEST_RC4_KEY_SIZE];
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RC4_KEY ks;
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} TEST_RC4_KEY;
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2016-03-07 18:17:27 +08:00
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# define test(ctx) ((TEST_RC4_KEY *)EVP_CIPHER_CTX_get_cipher_data(ctx))
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2001-09-26 05:41:20 +08:00
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static int test_rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
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2015-01-22 11:40:55 +08:00
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const unsigned char *iv, int enc)
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{
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2019-05-07 08:52:52 +08:00
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const int n = EVP_CIPHER_CTX_key_length(ctx);
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2015-01-22 11:40:55 +08:00
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# ifdef TEST_ENG_OPENSSL_RC4_P_INIT
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fprintf(stderr, "(TEST_ENG_OPENSSL_RC4) test_init_key() called\n");
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# endif
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2019-05-07 08:52:52 +08:00
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if (n <= 0)
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return n;
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memcpy(&test(ctx)->key[0], key, n);
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RC4_set_key(&test(ctx)->ks, n, test(ctx)->key);
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2015-01-22 11:40:55 +08:00
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return 1;
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}
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2001-09-26 05:41:20 +08:00
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static int test_rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
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2015-01-22 11:40:55 +08:00
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const unsigned char *in, size_t inl)
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{
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# ifdef TEST_ENG_OPENSSL_RC4_P_CIPHER
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fprintf(stderr, "(TEST_ENG_OPENSSL_RC4) test_cipher() called\n");
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# endif
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RC4(&test(ctx)->ks, inl, in, out);
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return 1;
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}
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2015-12-19 00:05:57 +08:00
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static EVP_CIPHER *r4_cipher = NULL;
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static const EVP_CIPHER *test_r4_cipher(void)
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{
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if (r4_cipher == NULL) {
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EVP_CIPHER *cipher;
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if ((cipher = EVP_CIPHER_meth_new(NID_rc4, 1, TEST_RC4_KEY_SIZE)) == NULL
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|| !EVP_CIPHER_meth_set_iv_length(cipher, 0)
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|| !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_VARIABLE_LENGTH)
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|| !EVP_CIPHER_meth_set_init(cipher, test_rc4_init_key)
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|| !EVP_CIPHER_meth_set_do_cipher(cipher, test_rc4_cipher)
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|| !EVP_CIPHER_meth_set_impl_ctx_size(cipher, sizeof(TEST_RC4_KEY))) {
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EVP_CIPHER_meth_free(cipher);
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cipher = NULL;
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}
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r4_cipher = cipher;
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}
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return r4_cipher;
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}
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static void test_r4_cipher_destroy(void)
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{
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EVP_CIPHER_meth_free(r4_cipher);
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r4_cipher = NULL;
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}
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static EVP_CIPHER *r4_40_cipher = NULL;
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static const EVP_CIPHER *test_r4_40_cipher(void)
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{
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if (r4_40_cipher == NULL) {
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EVP_CIPHER *cipher;
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if ((cipher = EVP_CIPHER_meth_new(NID_rc4, 1, 5 /* 40 bits */)) == NULL
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|| !EVP_CIPHER_meth_set_iv_length(cipher, 0)
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|| !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_VARIABLE_LENGTH)
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|| !EVP_CIPHER_meth_set_init(cipher, test_rc4_init_key)
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|| !EVP_CIPHER_meth_set_do_cipher(cipher, test_rc4_cipher)
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|| !EVP_CIPHER_meth_set_impl_ctx_size(cipher, sizeof(TEST_RC4_KEY))) {
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EVP_CIPHER_meth_free(cipher);
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cipher = NULL;
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}
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r4_40_cipher = cipher;
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}
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return r4_40_cipher;
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}
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static void test_r4_40_cipher_destroy(void)
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{
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EVP_CIPHER_meth_free(r4_40_cipher);
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r4_40_cipher = NULL;
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}
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static int test_cipher_nids(const int **nids)
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{
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2016-07-14 16:36:55 +08:00
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static int cipher_nids[4] = { 0, 0, 0, 0 };
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2015-12-19 00:05:57 +08:00
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static int pos = 0;
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static int init = 0;
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if (!init) {
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const EVP_CIPHER *cipher;
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if ((cipher = test_r4_cipher()) != NULL)
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cipher_nids[pos++] = EVP_CIPHER_nid(cipher);
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if ((cipher = test_r4_40_cipher()) != NULL)
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cipher_nids[pos++] = EVP_CIPHER_nid(cipher);
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cipher_nids[pos] = 0;
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init = 1;
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}
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*nids = cipher_nids;
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return pos;
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}
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2015-01-22 11:40:55 +08:00
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|
|
2001-09-26 05:41:20 +08:00
|
|
|
static int openssl_ciphers(ENGINE *e, const EVP_CIPHER **cipher,
|
2015-01-22 11:40:55 +08:00
|
|
|
const int **nids, int nid)
|
|
|
|
{
|
|
|
|
if (!cipher) {
|
|
|
|
/* We are returning a list of supported nids */
|
2015-12-19 00:05:57 +08:00
|
|
|
return test_cipher_nids(nids);
|
2015-01-22 11:40:55 +08:00
|
|
|
}
|
|
|
|
/* We are being asked for a specific cipher */
|
|
|
|
if (nid == NID_rc4)
|
2015-12-19 00:05:57 +08:00
|
|
|
*cipher = test_r4_cipher();
|
2015-01-22 11:40:55 +08:00
|
|
|
else if (nid == NID_rc4_40)
|
2015-12-19 00:05:57 +08:00
|
|
|
*cipher = test_r4_40_cipher();
|
2015-01-22 11:40:55 +08:00
|
|
|
else {
|
|
|
|
# ifdef TEST_ENG_OPENSSL_RC4_OTHERS
|
|
|
|
fprintf(stderr, "(TEST_ENG_OPENSSL_RC4) returning NULL for "
|
|
|
|
"nid %d\n", nid);
|
|
|
|
# endif
|
|
|
|
*cipher = NULL;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|
2001-09-26 05:41:20 +08:00
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifdef TEST_ENG_OPENSSL_SHA
|
|
|
|
/* Much the same sort of comment as for TEST_ENG_OPENSSL_RC4 */
|
2015-01-22 11:40:55 +08:00
|
|
|
# include <openssl/sha.h>
|
|
|
|
|
2001-09-26 05:41:20 +08:00
|
|
|
static int test_sha1_init(EVP_MD_CTX *ctx)
|
2015-01-22 11:40:55 +08:00
|
|
|
{
|
|
|
|
# ifdef TEST_ENG_OPENSSL_SHA_P_INIT
|
|
|
|
fprintf(stderr, "(TEST_ENG_OPENSSL_SHA) test_sha1_init() called\n");
|
|
|
|
# endif
|
2015-11-27 21:02:12 +08:00
|
|
|
return SHA1_Init(EVP_MD_CTX_md_data(ctx));
|
2015-01-22 11:40:55 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static int test_sha1_update(EVP_MD_CTX *ctx, const void *data, size_t count)
|
|
|
|
{
|
|
|
|
# ifdef TEST_ENG_OPENSSL_SHA_P_UPDATE
|
|
|
|
fprintf(stderr, "(TEST_ENG_OPENSSL_SHA) test_sha1_update() called\n");
|
|
|
|
# endif
|
2015-11-27 21:02:12 +08:00
|
|
|
return SHA1_Update(EVP_MD_CTX_md_data(ctx), data, count);
|
2015-01-22 11:40:55 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static int test_sha1_final(EVP_MD_CTX *ctx, unsigned char *md)
|
|
|
|
{
|
|
|
|
# ifdef TEST_ENG_OPENSSL_SHA_P_FINAL
|
|
|
|
fprintf(stderr, "(TEST_ENG_OPENSSL_SHA) test_sha1_final() called\n");
|
|
|
|
# endif
|
2015-11-27 21:02:12 +08:00
|
|
|
return SHA1_Final(md, EVP_MD_CTX_md_data(ctx));
|
2015-01-22 11:40:55 +08:00
|
|
|
}
|
|
|
|
|
2015-11-30 17:24:12 +08:00
|
|
|
static EVP_MD *sha1_md = NULL;
|
|
|
|
static const EVP_MD *test_sha_md(void)
|
|
|
|
{
|
|
|
|
if (sha1_md == NULL) {
|
|
|
|
EVP_MD *md;
|
|
|
|
|
|
|
|
if ((md = EVP_MD_meth_new(NID_sha1, NID_sha1WithRSAEncryption)) == NULL
|
|
|
|
|| !EVP_MD_meth_set_result_size(md, SHA_DIGEST_LENGTH)
|
|
|
|
|| !EVP_MD_meth_set_input_blocksize(md, SHA_CBLOCK)
|
|
|
|
|| !EVP_MD_meth_set_app_datasize(md,
|
|
|
|
sizeof(EVP_MD *) + sizeof(SHA_CTX))
|
|
|
|
|| !EVP_MD_meth_set_flags(md, 0)
|
|
|
|
|| !EVP_MD_meth_set_init(md, test_sha1_init)
|
|
|
|
|| !EVP_MD_meth_set_update(md, test_sha1_update)
|
|
|
|
|| !EVP_MD_meth_set_final(md, test_sha1_final)) {
|
|
|
|
EVP_MD_meth_free(md);
|
|
|
|
md = NULL;
|
|
|
|
}
|
|
|
|
sha1_md = md;
|
|
|
|
}
|
|
|
|
return sha1_md;
|
|
|
|
}
|
|
|
|
static void test_sha_md_destroy(void)
|
|
|
|
{
|
|
|
|
EVP_MD_meth_free(sha1_md);
|
|
|
|
sha1_md = NULL;
|
|
|
|
}
|
|
|
|
static int test_digest_nids(const int **nids)
|
|
|
|
{
|
|
|
|
static int digest_nids[2] = { 0, 0 };
|
|
|
|
static int pos = 0;
|
|
|
|
static int init = 0;
|
|
|
|
|
|
|
|
if (!init) {
|
|
|
|
const EVP_MD *md;
|
|
|
|
if ((md = test_sha_md()) != NULL)
|
|
|
|
digest_nids[pos++] = EVP_MD_type(md);
|
|
|
|
digest_nids[pos] = 0;
|
|
|
|
init = 1;
|
|
|
|
}
|
|
|
|
*nids = digest_nids;
|
|
|
|
return pos;
|
|
|
|
}
|
2015-01-22 11:40:55 +08:00
|
|
|
|
2001-09-26 05:41:20 +08:00
|
|
|
static int openssl_digests(ENGINE *e, const EVP_MD **digest,
|
2015-01-22 11:40:55 +08:00
|
|
|
const int **nids, int nid)
|
|
|
|
{
|
|
|
|
if (!digest) {
|
|
|
|
/* We are returning a list of supported nids */
|
2015-11-30 17:24:12 +08:00
|
|
|
return test_digest_nids(nids);
|
2015-01-22 11:40:55 +08:00
|
|
|
}
|
|
|
|
/* We are being asked for a specific digest */
|
|
|
|
if (nid == NID_sha1)
|
2015-11-30 17:24:12 +08:00
|
|
|
*digest = test_sha_md();
|
2015-01-22 11:40:55 +08:00
|
|
|
else {
|
|
|
|
# ifdef TEST_ENG_OPENSSL_SHA_OTHERS
|
|
|
|
fprintf(stderr, "(TEST_ENG_OPENSSL_SHA) returning NULL for "
|
|
|
|
"nid %d\n", nid);
|
|
|
|
# endif
|
|
|
|
*digest = NULL;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|
2001-09-26 05:41:20 +08:00
|
|
|
#endif
|
2002-03-06 22:15:13 +08:00
|
|
|
|
|
|
|
#ifdef TEST_ENG_OPENSSL_PKEY
|
|
|
|
static EVP_PKEY *openssl_load_privkey(ENGINE *eng, const char *key_id,
|
2015-01-22 11:40:55 +08:00
|
|
|
UI_METHOD *ui_method,
|
|
|
|
void *callback_data)
|
|
|
|
{
|
|
|
|
BIO *in;
|
|
|
|
EVP_PKEY *key;
|
|
|
|
fprintf(stderr, "(TEST_ENG_OPENSSL_PKEY)Loading Private key %s\n",
|
|
|
|
key_id);
|
|
|
|
in = BIO_new_file(key_id, "r");
|
|
|
|
if (!in)
|
|
|
|
return NULL;
|
|
|
|
key = PEM_read_bio_PrivateKey(in, NULL, 0, NULL);
|
|
|
|
BIO_free(in);
|
|
|
|
return key;
|
|
|
|
}
|
2002-03-06 22:15:13 +08:00
|
|
|
#endif
|
2010-11-25 02:32:06 +08:00
|
|
|
|
|
|
|
#ifdef TEST_ENG_OPENSSL_HMAC
|
|
|
|
|
2015-01-22 11:40:55 +08:00
|
|
|
/*
|
|
|
|
* Experimental HMAC redirection implementation: mainly copied from
|
2010-11-25 02:32:06 +08:00
|
|
|
* hm_pmeth.c
|
|
|
|
*/
|
|
|
|
|
|
|
|
/* HMAC pkey context structure */
|
|
|
|
|
2015-01-22 11:40:55 +08:00
|
|
|
typedef struct {
|
|
|
|
const EVP_MD *md; /* MD for HMAC use */
|
|
|
|
ASN1_OCTET_STRING ktmp; /* Temp storage for key */
|
2015-11-30 20:44:28 +08:00
|
|
|
HMAC_CTX *ctx;
|
2015-01-22 11:40:55 +08:00
|
|
|
} OSSL_HMAC_PKEY_CTX;
|
2010-11-25 02:32:06 +08:00
|
|
|
|
|
|
|
static int ossl_hmac_init(EVP_PKEY_CTX *ctx)
|
2015-01-22 11:40:55 +08:00
|
|
|
{
|
|
|
|
OSSL_HMAC_PKEY_CTX *hctx;
|
2015-09-03 21:15:26 +08:00
|
|
|
|
2018-04-03 23:31:16 +08:00
|
|
|
if ((hctx = OPENSSL_zalloc(sizeof(*hctx))) == NULL) {
|
|
|
|
ENGINEerr(ENGINE_F_OSSL_HMAC_INIT, ERR_R_MALLOC_FAILURE);
|
2015-01-22 11:40:55 +08:00
|
|
|
return 0;
|
2018-04-03 23:31:16 +08:00
|
|
|
}
|
2015-01-22 11:40:55 +08:00
|
|
|
hctx->ktmp.type = V_ASN1_OCTET_STRING;
|
2015-11-30 20:44:28 +08:00
|
|
|
hctx->ctx = HMAC_CTX_new();
|
2016-05-24 02:07:47 +08:00
|
|
|
if (hctx->ctx == NULL) {
|
|
|
|
OPENSSL_free(hctx);
|
|
|
|
return 0;
|
|
|
|
}
|
2015-01-22 11:40:55 +08:00
|
|
|
EVP_PKEY_CTX_set_data(ctx, hctx);
|
|
|
|
EVP_PKEY_CTX_set0_keygen_info(ctx, NULL, 0);
|
|
|
|
# ifdef TEST_ENG_OPENSSL_HMAC_INIT
|
|
|
|
fprintf(stderr, "(TEST_ENG_OPENSSL_HMAC) ossl_hmac_init() called\n");
|
|
|
|
# endif
|
|
|
|
return 1;
|
|
|
|
}
|
2010-11-25 02:32:06 +08:00
|
|
|
|
2016-05-24 02:07:47 +08:00
|
|
|
static void ossl_hmac_cleanup(EVP_PKEY_CTX *ctx);
|
|
|
|
|
2010-11-25 02:32:06 +08:00
|
|
|
static int ossl_hmac_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
|
2015-01-22 11:40:55 +08:00
|
|
|
{
|
|
|
|
OSSL_HMAC_PKEY_CTX *sctx, *dctx;
|
2016-05-24 02:07:47 +08:00
|
|
|
|
|
|
|
/* allocate memory for dst->data and a new HMAC_CTX in dst->data->ctx */
|
2015-01-22 11:40:55 +08:00
|
|
|
if (!ossl_hmac_init(dst))
|
|
|
|
return 0;
|
|
|
|
sctx = EVP_PKEY_CTX_get_data(src);
|
|
|
|
dctx = EVP_PKEY_CTX_get_data(dst);
|
|
|
|
dctx->md = sctx->md;
|
2015-11-30 20:44:28 +08:00
|
|
|
if (!HMAC_CTX_copy(dctx->ctx, sctx->ctx))
|
2016-05-24 02:07:47 +08:00
|
|
|
goto err;
|
2015-01-22 11:40:55 +08:00
|
|
|
if (sctx->ktmp.data) {
|
|
|
|
if (!ASN1_OCTET_STRING_set(&dctx->ktmp,
|
|
|
|
sctx->ktmp.data, sctx->ktmp.length))
|
2016-05-24 02:07:47 +08:00
|
|
|
goto err;
|
2015-01-22 11:40:55 +08:00
|
|
|
}
|
|
|
|
return 1;
|
2016-05-24 02:07:47 +08:00
|
|
|
err:
|
|
|
|
/* release HMAC_CTX in dst->data->ctx and memory allocated for dst->data */
|
|
|
|
ossl_hmac_cleanup(dst);
|
|
|
|
return 0;
|
2015-01-22 11:40:55 +08:00
|
|
|
}
|
2010-11-25 02:32:06 +08:00
|
|
|
|
|
|
|
static void ossl_hmac_cleanup(EVP_PKEY_CTX *ctx)
|
2015-01-22 11:40:55 +08:00
|
|
|
{
|
2015-05-01 05:57:32 +08:00
|
|
|
OSSL_HMAC_PKEY_CTX *hctx = EVP_PKEY_CTX_get_data(ctx);
|
|
|
|
|
2016-05-24 02:07:47 +08:00
|
|
|
if (hctx) {
|
|
|
|
HMAC_CTX_free(hctx->ctx);
|
|
|
|
OPENSSL_clear_free(hctx->ktmp.data, hctx->ktmp.length);
|
|
|
|
OPENSSL_free(hctx);
|
|
|
|
EVP_PKEY_CTX_set_data(ctx, NULL);
|
|
|
|
}
|
2015-01-22 11:40:55 +08:00
|
|
|
}
|
2010-11-25 02:32:06 +08:00
|
|
|
|
|
|
|
static int ossl_hmac_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
|
2015-01-22 11:40:55 +08:00
|
|
|
{
|
|
|
|
ASN1_OCTET_STRING *hkey = NULL;
|
|
|
|
OSSL_HMAC_PKEY_CTX *hctx = EVP_PKEY_CTX_get_data(ctx);
|
|
|
|
if (!hctx->ktmp.data)
|
|
|
|
return 0;
|
|
|
|
hkey = ASN1_OCTET_STRING_dup(&hctx->ktmp);
|
|
|
|
if (!hkey)
|
|
|
|
return 0;
|
|
|
|
EVP_PKEY_assign(pkey, EVP_PKEY_HMAC, hkey);
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int ossl_int_update(EVP_MD_CTX *ctx, const void *data, size_t count)
|
|
|
|
{
|
2015-11-30 20:44:28 +08:00
|
|
|
OSSL_HMAC_PKEY_CTX *hctx = EVP_PKEY_CTX_get_data(EVP_MD_CTX_pkey_ctx(ctx));
|
|
|
|
if (!HMAC_Update(hctx->ctx, data, count))
|
2015-01-22 11:40:55 +08:00
|
|
|
return 0;
|
|
|
|
return 1;
|
|
|
|
}
|
2010-11-25 02:32:06 +08:00
|
|
|
|
|
|
|
static int ossl_hmac_signctx_init(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx)
|
2015-01-22 11:40:55 +08:00
|
|
|
{
|
|
|
|
EVP_MD_CTX_set_flags(mctx, EVP_MD_CTX_FLAG_NO_INIT);
|
2015-11-30 20:44:28 +08:00
|
|
|
EVP_MD_CTX_set_update_fn(mctx, ossl_int_update);
|
2015-01-22 11:40:55 +08:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int ossl_hmac_signctx(EVP_PKEY_CTX *ctx, unsigned char *sig,
|
|
|
|
size_t *siglen, EVP_MD_CTX *mctx)
|
|
|
|
{
|
|
|
|
unsigned int hlen;
|
|
|
|
OSSL_HMAC_PKEY_CTX *hctx = EVP_PKEY_CTX_get_data(ctx);
|
|
|
|
int l = EVP_MD_CTX_size(mctx);
|
|
|
|
|
|
|
|
if (l < 0)
|
|
|
|
return 0;
|
|
|
|
*siglen = l;
|
|
|
|
if (!sig)
|
|
|
|
return 1;
|
|
|
|
|
2015-11-30 20:44:28 +08:00
|
|
|
if (!HMAC_Final(hctx->ctx, sig, &hlen))
|
2015-01-22 11:40:55 +08:00
|
|
|
return 0;
|
|
|
|
*siglen = (size_t)hlen;
|
|
|
|
return 1;
|
|
|
|
}
|
2010-11-25 02:32:06 +08:00
|
|
|
|
|
|
|
static int ossl_hmac_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
|
2015-01-22 11:40:55 +08:00
|
|
|
{
|
|
|
|
OSSL_HMAC_PKEY_CTX *hctx = EVP_PKEY_CTX_get_data(ctx);
|
|
|
|
EVP_PKEY *pk;
|
|
|
|
ASN1_OCTET_STRING *key;
|
|
|
|
switch (type) {
|
|
|
|
|
|
|
|
case EVP_PKEY_CTRL_SET_MAC_KEY:
|
|
|
|
if ((!p2 && p1 > 0) || (p1 < -1))
|
|
|
|
return 0;
|
|
|
|
if (!ASN1_OCTET_STRING_set(&hctx->ktmp, p2, p1))
|
|
|
|
return 0;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case EVP_PKEY_CTRL_MD:
|
|
|
|
hctx->md = p2;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case EVP_PKEY_CTRL_DIGESTINIT:
|
|
|
|
pk = EVP_PKEY_CTX_get0_pkey(ctx);
|
|
|
|
key = EVP_PKEY_get0(pk);
|
2015-11-30 20:44:28 +08:00
|
|
|
if (!HMAC_Init_ex(hctx->ctx, key->data, key->length, hctx->md, NULL))
|
2015-01-22 11:40:55 +08:00
|
|
|
return 0;
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
return -2;
|
|
|
|
|
|
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|
2010-11-25 02:32:06 +08:00
|
|
|
|
|
|
|
static int ossl_hmac_ctrl_str(EVP_PKEY_CTX *ctx,
|
2015-01-22 11:40:55 +08:00
|
|
|
const char *type, const char *value)
|
|
|
|
{
|
|
|
|
if (!value) {
|
|
|
|
return 0;
|
|
|
|
}
|
2015-05-07 02:56:14 +08:00
|
|
|
if (strcmp(type, "key") == 0) {
|
2015-01-22 11:40:55 +08:00
|
|
|
void *p = (void *)value;
|
|
|
|
return ossl_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, -1, p);
|
|
|
|
}
|
2015-05-07 02:56:14 +08:00
|
|
|
if (strcmp(type, "hexkey") == 0) {
|
2015-01-22 11:40:55 +08:00
|
|
|
unsigned char *key;
|
|
|
|
int r;
|
|
|
|
long keylen;
|
2016-04-14 03:58:28 +08:00
|
|
|
key = OPENSSL_hexstr2buf(value, &keylen);
|
2015-01-22 11:40:55 +08:00
|
|
|
if (!key)
|
|
|
|
return 0;
|
|
|
|
r = ossl_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, keylen, key);
|
|
|
|
OPENSSL_free(key);
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
return -2;
|
|
|
|
}
|
2010-11-25 02:32:06 +08:00
|
|
|
|
|
|
|
static EVP_PKEY_METHOD *ossl_hmac_meth;
|
|
|
|
|
|
|
|
static int ossl_register_hmac_meth(void)
|
2015-01-22 11:40:55 +08:00
|
|
|
{
|
|
|
|
EVP_PKEY_METHOD *meth;
|
|
|
|
meth = EVP_PKEY_meth_new(EVP_PKEY_HMAC, 0);
|
2015-10-30 19:12:26 +08:00
|
|
|
if (meth == NULL)
|
2015-01-22 11:40:55 +08:00
|
|
|
return 0;
|
|
|
|
EVP_PKEY_meth_set_init(meth, ossl_hmac_init);
|
|
|
|
EVP_PKEY_meth_set_copy(meth, ossl_hmac_copy);
|
|
|
|
EVP_PKEY_meth_set_cleanup(meth, ossl_hmac_cleanup);
|
2010-11-25 02:32:06 +08:00
|
|
|
|
2015-01-22 11:40:55 +08:00
|
|
|
EVP_PKEY_meth_set_keygen(meth, 0, ossl_hmac_keygen);
|
2010-11-25 02:32:06 +08:00
|
|
|
|
2015-01-22 11:40:55 +08:00
|
|
|
EVP_PKEY_meth_set_signctx(meth, ossl_hmac_signctx_init,
|
|
|
|
ossl_hmac_signctx);
|
2010-11-25 02:32:06 +08:00
|
|
|
|
2015-01-22 11:40:55 +08:00
|
|
|
EVP_PKEY_meth_set_ctrl(meth, ossl_hmac_ctrl, ossl_hmac_ctrl_str);
|
|
|
|
ossl_hmac_meth = meth;
|
|
|
|
return 1;
|
|
|
|
}
|
2010-11-25 02:32:06 +08:00
|
|
|
|
|
|
|
static int ossl_pkey_meths(ENGINE *e, EVP_PKEY_METHOD **pmeth,
|
2015-01-22 11:40:55 +08:00
|
|
|
const int **nids, int nid)
|
|
|
|
{
|
|
|
|
static int ossl_pkey_nids[] = {
|
|
|
|
EVP_PKEY_HMAC,
|
|
|
|
0
|
|
|
|
};
|
2019-09-17 03:28:57 +08:00
|
|
|
|
|
|
|
if (pmeth == NULL) {
|
2015-01-22 11:40:55 +08:00
|
|
|
*nids = ossl_pkey_nids;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (nid == EVP_PKEY_HMAC) {
|
|
|
|
*pmeth = ossl_hmac_meth;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
*pmeth = NULL;
|
|
|
|
return 0;
|
|
|
|
}
|
2010-11-25 02:32:06 +08:00
|
|
|
|
|
|
|
#endif
|
2015-11-30 17:24:12 +08:00
|
|
|
|
|
|
|
int openssl_destroy(ENGINE *e)
|
|
|
|
{
|
|
|
|
test_sha_md_destroy();
|
2016-02-10 08:45:17 +08:00
|
|
|
#ifdef TEST_ENG_OPENSSL_RC4
|
2015-12-19 00:05:57 +08:00
|
|
|
test_r4_cipher_destroy();
|
|
|
|
test_r4_40_cipher_destroy();
|
2016-02-10 08:45:17 +08:00
|
|
|
#endif
|
2015-11-30 17:24:12 +08:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|