-/* engines/e_ossltest.c */
/*
- * Written by Matt Caswell (matt@openssl.org) for the OpenSSL project.
- */
-/* ====================================================================
- * Copyright (c) 2015 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.
+ * Copyright 2015-2021 The OpenSSL Project Authors. All Rights Reserved.
*
- * 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.
- * ====================================================================
+ * Licensed under the Apache License 2.0 (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
*/
/*
* used for any purpose except testing
*/
+/* We need to use some engine deprecated APIs */
+#define OPENSSL_SUPPRESS_DEPRECATED
+
+/*
+ * SHA low level APIs are deprecated for public use, but still ok for
+ * internal use. Note, that due to symbols not being exported, only the
+ * #defines and type definitions can be accessed, function calls are not
+ * available. The digest lengths, block sizes and sizeof(CTX) are used herein
+ * for several different digests.
+ */
+#include "internal/deprecated.h"
+
#include <stdio.h>
#include <string.h>
#include <openssl/evp.h>
#include <openssl/modes.h>
#include <openssl/aes.h>
+#include <openssl/rand.h>
+#include <openssl/crypto.h>
+#include <openssl/pem.h>
-#define OSSLTEST_LIB_NAME "OSSLTEST"
#include "e_ossltest_err.c"
+#ifdef _WIN32
+# define strncasecmp _strnicmp
+#endif
+
/* Engine Id and Name */
static const char *engine_ossltest_id = "ossltest";
static const char *engine_ossltest_name = "OpenSSL Test engine support";
/* Set up digests */
static int ossltest_digests(ENGINE *e, const EVP_MD **digest,
const int **nids, int nid);
+static const RAND_METHOD *ossltest_rand_method(void);
/* MD5 */
static int digest_md5_init(EVP_MD_CTX *ctx);
/* SHA384/SHA512 */
static int digest_sha384_init(EVP_MD_CTX *ctx);
+static int digest_sha384_update(EVP_MD_CTX *ctx, const void *data,
+ size_t count);
+static int digest_sha384_final(EVP_MD_CTX *ctx, unsigned char *md);
+
static int digest_sha512_init(EVP_MD_CTX *ctx);
static int digest_sha512_update(EVP_MD_CTX *ctx, const void *data,
size_t count);
-static int digest_sha384_final(EVP_MD_CTX *ctx, unsigned char *md);
static int digest_sha512_final(EVP_MD_CTX *ctx, unsigned char *md);
static EVP_MD *_hidden_sha384_md = NULL;
sizeof(EVP_MD *) + sizeof(SHA512_CTX))
|| !EVP_MD_meth_set_flags(md, EVP_MD_FLAG_DIGALGID_ABSENT)
|| !EVP_MD_meth_set_init(md, digest_sha384_init)
- || !EVP_MD_meth_set_update(md, digest_sha512_update)
+ || !EVP_MD_meth_set_update(md, digest_sha384_update)
|| !EVP_MD_meth_set_final(md, digest_sha384_final)) {
EVP_MD_meth_free(md);
md = NULL;
if (!init) {
const EVP_MD *md;
if ((md = digest_md5()) != NULL)
- digest_nids[pos++] = EVP_MD_type(md);
+ digest_nids[pos++] = EVP_MD_get_type(md);
if ((md = digest_sha1()) != NULL)
- digest_nids[pos++] = EVP_MD_type(md);
+ digest_nids[pos++] = EVP_MD_get_type(md);
if ((md = digest_sha256()) != NULL)
- digest_nids[pos++] = EVP_MD_type(md);
+ digest_nids[pos++] = EVP_MD_get_type(md);
if ((md = digest_sha384()) != NULL)
- digest_nids[pos++] = EVP_MD_type(md);
+ digest_nids[pos++] = EVP_MD_get_type(md);
if ((md = digest_sha512()) != NULL)
- digest_nids[pos++] = EVP_MD_type(md);
+ digest_nids[pos++] = EVP_MD_get_type(md);
digest_nids[pos] = 0;
init = 1;
}
const int **, int);
static int ossltest_cipher_nids[] = {
- NID_aes_128_cbc, 0
+ NID_aes_128_cbc, NID_aes_128_gcm, 0
};
/* AES128 */
const unsigned char *iv, int enc);
int ossltest_aes128_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl);
+int ossltest_aes128_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc);
+int ossltest_aes128_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl);
+static int ossltest_aes128_gcm_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg,
+ void *ptr);
+
+static EVP_CIPHER *_hidden_aes_128_cbc = NULL;
+static const EVP_CIPHER *ossltest_aes_128_cbc(void)
+{
+ if (_hidden_aes_128_cbc == NULL
+ && ((_hidden_aes_128_cbc = EVP_CIPHER_meth_new(NID_aes_128_cbc,
+ 16 /* block size */,
+ 16 /* key len */)) == NULL
+ || !EVP_CIPHER_meth_set_iv_length(_hidden_aes_128_cbc,16)
+ || !EVP_CIPHER_meth_set_flags(_hidden_aes_128_cbc,
+ EVP_CIPH_FLAG_DEFAULT_ASN1
+ | EVP_CIPH_CBC_MODE)
+ || !EVP_CIPHER_meth_set_init(_hidden_aes_128_cbc,
+ ossltest_aes128_init_key)
+ || !EVP_CIPHER_meth_set_do_cipher(_hidden_aes_128_cbc,
+ ossltest_aes128_cbc_cipher)
+ || !EVP_CIPHER_meth_set_impl_ctx_size(_hidden_aes_128_cbc,
+ EVP_CIPHER_impl_ctx_size(EVP_aes_128_cbc())))) {
+ EVP_CIPHER_meth_free(_hidden_aes_128_cbc);
+ _hidden_aes_128_cbc = NULL;
+ }
+ return _hidden_aes_128_cbc;
+}
+static EVP_CIPHER *_hidden_aes_128_gcm = NULL;
+
+#define AES_GCM_FLAGS (EVP_CIPH_FLAG_DEFAULT_ASN1 \
+ | EVP_CIPH_CUSTOM_IV | EVP_CIPH_FLAG_CUSTOM_CIPHER \
+ | EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT \
+ | EVP_CIPH_CUSTOM_COPY |EVP_CIPH_FLAG_AEAD_CIPHER \
+ | EVP_CIPH_GCM_MODE)
+
+static const EVP_CIPHER *ossltest_aes_128_gcm(void)
+{
+ if (_hidden_aes_128_gcm == NULL
+ && ((_hidden_aes_128_gcm = EVP_CIPHER_meth_new(NID_aes_128_gcm,
+ 1 /* block size */,
+ 16 /* key len */)) == NULL
+ || !EVP_CIPHER_meth_set_iv_length(_hidden_aes_128_gcm,12)
+ || !EVP_CIPHER_meth_set_flags(_hidden_aes_128_gcm, AES_GCM_FLAGS)
+ || !EVP_CIPHER_meth_set_init(_hidden_aes_128_gcm,
+ ossltest_aes128_gcm_init_key)
+ || !EVP_CIPHER_meth_set_do_cipher(_hidden_aes_128_gcm,
+ ossltest_aes128_gcm_cipher)
+ || !EVP_CIPHER_meth_set_ctrl(_hidden_aes_128_gcm,
+ ossltest_aes128_gcm_ctrl)
+ || !EVP_CIPHER_meth_set_impl_ctx_size(_hidden_aes_128_gcm,
+ EVP_CIPHER_impl_ctx_size(EVP_aes_128_gcm())))) {
+ EVP_CIPHER_meth_free(_hidden_aes_128_gcm);
+ _hidden_aes_128_gcm = NULL;
+ }
+ return _hidden_aes_128_gcm;
+}
-static const EVP_CIPHER ossltest_aes_128_cbc = { \
- NID_aes_128_cbc,
- 16, /* block size */
- 16, /* key len */
- 16, /* iv len */
- EVP_CIPH_FLAG_DEFAULT_ASN1 | EVP_CIPH_CBC_MODE,
- ossltest_aes128_init_key,
- ossltest_aes128_cbc_cipher,
- NULL, /* FIXME: when EVP_CIPHER goes opaque, this should be set to EVP_aes_128_cbc()->ctx_size */
- 0, /* We don't know the size of cipher_data at compile time */
- NULL,NULL,NULL,NULL
-};
+static void destroy_ciphers(void)
+{
+ EVP_CIPHER_meth_free(_hidden_aes_128_cbc);
+ EVP_CIPHER_meth_free(_hidden_aes_128_gcm);
+ _hidden_aes_128_cbc = NULL;
+}
+
+/* Key loading */
+static EVP_PKEY *load_key(ENGINE *eng, const char *key_id, int pub,
+ UI_METHOD *ui_method, void *ui_data)
+{
+ BIO *in;
+ EVP_PKEY *key;
+
+ if (strncasecmp(key_id, "ot:", 3) != 0)
+ return NULL;
+ key_id += 3;
+
+ fprintf(stderr, "[ossltest]Loading %s key %s\n",
+ pub ? "Public" : "Private", key_id);
+ in = BIO_new_file(key_id, "r");
+ if (!in)
+ return NULL;
+ if (pub)
+ key = PEM_read_bio_PUBKEY(in, NULL, 0, NULL);
+ else
+ key = PEM_read_bio_PrivateKey(in, NULL, 0, NULL);
+ BIO_free(in);
+ return key;
+}
+
+static EVP_PKEY *ossltest_load_privkey(ENGINE *eng, const char *key_id,
+ UI_METHOD *ui_method, void *ui_data)
+{
+ return load_key(eng, key_id, 0, ui_method, ui_data);
+}
+
+static EVP_PKEY *ossltest_load_pubkey(ENGINE *eng, const char *key_id,
+ UI_METHOD *ui_method, void *ui_data)
+{
+ return load_key(eng, key_id, 1, ui_method, ui_data);
+}
static int bind_ossltest(ENGINE *e)
|| !ENGINE_set_name(e, engine_ossltest_name)
|| !ENGINE_set_digests(e, ossltest_digests)
|| !ENGINE_set_ciphers(e, ossltest_ciphers)
+ || !ENGINE_set_RAND(e, ossltest_rand_method())
|| !ENGINE_set_destroy_function(e, ossltest_destroy)
+ || !ENGINE_set_load_privkey_function(e, ossltest_load_privkey)
+ || !ENGINE_set_load_pubkey_function(e, ossltest_load_pubkey)
|| !ENGINE_set_init_function(e, ossltest_init)
|| !ENGINE_set_finish_function(e, ossltest_finish)) {
OSSLTESTerr(OSSLTEST_F_BIND_OSSLTEST, OSSLTEST_R_INIT_FAILED);
static int ossltest_destroy(ENGINE *e)
{
destroy_digests();
+ destroy_ciphers();
ERR_unload_OSSLTEST_strings();
return 1;
}
/* We are being asked for a specific cipher */
switch (nid) {
case NID_aes_128_cbc:
- *cipher = &ossltest_aes_128_cbc;
+ *cipher = ossltest_aes_128_cbc();
+ break;
+ case NID_aes_128_gcm:
+ *cipher = ossltest_aes_128_gcm();
break;
default:
ok = 0;
* value, so that all "MD5" digests using the test engine always end up with
* the same value.
*/
-#undef data
-#define data(ctx) ((MD5_CTX *)EVP_MD_CTX_md_data(ctx))
static int digest_md5_init(EVP_MD_CTX *ctx)
{
- return MD5_Init(data(ctx));
+ return EVP_MD_meth_get_init(EVP_md5())(ctx);
}
static int digest_md5_update(EVP_MD_CTX *ctx, const void *data,
size_t count)
{
- return MD5_Update(data(ctx), data, (size_t)count);
+ return EVP_MD_meth_get_update(EVP_md5())(ctx, data, count);
}
static int digest_md5_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- int ret;
- ret = MD5_Final(md, data(ctx));
+ int ret = EVP_MD_meth_get_final(EVP_md5())(ctx, md);
if (ret > 0) {
fill_known_data(md, MD5_DIGEST_LENGTH);
/*
* SHA1 implementation.
*/
-#undef data
-#define data(ctx) ((SHA_CTX *)EVP_MD_CTX_md_data(ctx))
static int digest_sha1_init(EVP_MD_CTX *ctx)
{
- return SHA1_Init(data(ctx));
+ return EVP_MD_meth_get_init(EVP_sha1())(ctx);
}
static int digest_sha1_update(EVP_MD_CTX *ctx, const void *data,
size_t count)
{
- return SHA1_Update(data(ctx), data, (size_t)count);
+ return EVP_MD_meth_get_update(EVP_sha1())(ctx, data, count);
}
static int digest_sha1_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- int ret;
- ret = SHA1_Final(md, data(ctx));
+ int ret = EVP_MD_meth_get_final(EVP_sha1())(ctx, md);
if (ret > 0) {
fill_known_data(md, SHA_DIGEST_LENGTH);
/*
* SHA256 implementation.
*/
-#undef data
-#define data(ctx) ((SHA256_CTX *)EVP_MD_CTX_md_data(ctx))
static int digest_sha256_init(EVP_MD_CTX *ctx)
{
- return SHA256_Init(data(ctx));
+ return EVP_MD_meth_get_init(EVP_sha256())(ctx);
}
static int digest_sha256_update(EVP_MD_CTX *ctx, const void *data,
size_t count)
{
- return SHA256_Update(data(ctx), data, (size_t)count);
+ return EVP_MD_meth_get_update(EVP_sha256())(ctx, data, count);
}
static int digest_sha256_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- int ret;
- ret = SHA256_Final(md, data(ctx));
+ int ret = EVP_MD_meth_get_final(EVP_sha256())(ctx, md);
if (ret > 0) {
fill_known_data(md, SHA256_DIGEST_LENGTH);
}
/*
- * SHA384/512 implementation.
+ * SHA384 implementation.
*/
-#undef data
-#define data(ctx) ((SHA512_CTX *)EVP_MD_CTX_md_data(ctx))
static int digest_sha384_init(EVP_MD_CTX *ctx)
{
- return SHA384_Init(data(ctx));
+ return EVP_MD_meth_get_init(EVP_sha384())(ctx);
}
-static int digest_sha512_init(EVP_MD_CTX *ctx)
-{
- return SHA512_Init(data(ctx));
-}
-
-static int digest_sha512_update(EVP_MD_CTX *ctx, const void *data,
+static int digest_sha384_update(EVP_MD_CTX *ctx, const void *data,
size_t count)
{
- return SHA512_Update(data(ctx), data, (size_t)count);
+ return EVP_MD_meth_get_update(EVP_sha384())(ctx, data, count);
}
static int digest_sha384_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- int ret;
- /* Actually uses SHA512_Final! */
- ret = SHA512_Final(md, data(ctx));
+ int ret = EVP_MD_meth_get_final(EVP_sha384())(ctx, md);
if (ret > 0) {
fill_known_data(md, SHA384_DIGEST_LENGTH);
return ret;
}
+/*
+ * SHA512 implementation.
+ */
+static int digest_sha512_init(EVP_MD_CTX *ctx)
+{
+ return EVP_MD_meth_get_init(EVP_sha512())(ctx);
+}
+
+static int digest_sha512_update(EVP_MD_CTX *ctx, const void *data,
+ size_t count)
+{
+ return EVP_MD_meth_get_update(EVP_sha512())(ctx, data, count);
+}
+
static int digest_sha512_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- int ret;
- ret = SHA512_Final(md, data(ctx));
+ int ret = EVP_MD_meth_get_final(EVP_sha512())(ctx, md);
if (ret > 0) {
fill_known_data(md, SHA512_DIGEST_LENGTH);
int ossltest_aes128_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc)
{
- if (EVP_CIPHER_CTX_cipher_data(ctx) == NULL) {
- /*
- * Normally cipher_data is allocated automatically for an engine but
- * we don't know the ctx_size as compile time so we have to do it at
- * run time
- */
- /* FIXME: when EVP_CIPHER goes opaque, we won't need this trickery any more */
- EVP_CIPHER_CTX_new_cipher_data(ctx, EVP_aes_128_cbc()->ctx_size);
- if (EVP_CIPHER_CTX_cipher_data(ctx) == NULL) {
- OSSLTESTerr(OSSLTEST_F_OSSLTEST_AES128_INIT_KEY,
- ERR_R_MALLOC_FAILURE);
- return 0;
- }
- }
- return EVP_aes_128_cbc()->init(ctx, key, iv, enc);
+ return EVP_CIPHER_meth_get_init(EVP_aes_128_cbc()) (ctx, key, iv, enc);
}
int ossltest_aes128_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
int ret;
tmpbuf = OPENSSL_malloc(inl);
- if (tmpbuf == NULL)
+
+ /* OPENSSL_malloc will return NULL if inl == 0 */
+ if (tmpbuf == NULL && inl > 0)
return -1;
/* Remember what we were asked to encrypt */
- memcpy(tmpbuf, in, inl);
+ if (tmpbuf != NULL)
+ memcpy(tmpbuf, in, inl);
/* Go through the motions of encrypting it */
- ret = EVP_aes_128_cbc()->do_cipher(ctx, out, in, inl);
+ ret = EVP_CIPHER_meth_get_do_cipher(EVP_aes_128_cbc())(ctx, out, in, inl);
/* Throw it all away and just use the plaintext as the output */
- memcpy(out, tmpbuf, inl);
+ if (tmpbuf != NULL)
+ memcpy(out, tmpbuf, inl);
OPENSSL_free(tmpbuf);
return ret;
}
+
+int ossltest_aes128_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc)
+{
+ return EVP_CIPHER_meth_get_init(EVP_aes_128_gcm()) (ctx, key, iv, enc);
+}
+
+
+int ossltest_aes128_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
+{
+ unsigned char *tmpbuf = OPENSSL_malloc(inl);
+
+ /* OPENSSL_malloc will return NULL if inl == 0 */
+ if (tmpbuf == NULL && inl > 0)
+ return -1;
+
+ /* Remember what we were asked to encrypt */
+ if (tmpbuf != NULL)
+ memcpy(tmpbuf, in, inl);
+
+ /* Go through the motions of encrypting it */
+ EVP_CIPHER_meth_get_do_cipher(EVP_aes_128_gcm())(ctx, out, in, inl);
+
+ /* Throw it all away and just use the plaintext as the output */
+ if (tmpbuf != NULL && out != NULL)
+ memcpy(out, tmpbuf, inl);
+ OPENSSL_free(tmpbuf);
+
+ return inl;
+}
+
+static int ossltest_aes128_gcm_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg,
+ void *ptr)
+{
+ /* Pass the ctrl down */
+ int ret = EVP_CIPHER_meth_get_ctrl(EVP_aes_128_gcm())(ctx, type, arg, ptr);
+
+ if (ret <= 0)
+ return ret;
+
+ switch(type) {
+ case EVP_CTRL_AEAD_GET_TAG:
+ /* Always give the same tag */
+ memset(ptr, 0, EVP_GCM_TLS_TAG_LEN);
+ break;
+
+ default:
+ break;
+ }
+
+ return 1;
+}
+
+static int ossltest_rand_bytes(unsigned char *buf, int num)
+{
+ unsigned char val = 1;
+
+ while (--num >= 0)
+ *buf++ = val++;
+ return 1;
+}
+
+static int ossltest_rand_status(void)
+{
+ return 1;
+}
+
+static const RAND_METHOD *ossltest_rand_method(void)
+{
+
+ static RAND_METHOD osslt_rand_meth = {
+ NULL,
+ ossltest_rand_bytes,
+ NULL,
+ NULL,
+ ossltest_rand_bytes,
+ ossltest_rand_status
+ };
+
+ return &osslt_rand_meth;
+}