-/* crypto/rsa/rsa_sign.c */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * 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 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 acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS 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 AUTHOR OR 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.
+/*
+ * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
*
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
+ * 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 <stdio.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
#include <openssl/bn.h>
#include <openssl/rsa.h>
#include <openssl/objects.h>
#include <openssl/x509.h>
+#include "internal/x509_int.h"
#include "rsa_locl.h"
/* Size of an SSL signature: MD5+SHA1 */
const unsigned char *s = NULL;
X509_ALGOR algor;
ASN1_OCTET_STRING digest;
- if ((rsa->flags & RSA_FLAG_SIGN_VER) && rsa->meth->rsa_sign) {
+ if (rsa->meth->rsa_sign) {
return rsa->meth->rsa_sign(type, m, m_len, sigret, siglen, rsa);
}
/* Special case: SSL signature, just check the length */
else
*siglen = i;
- if (type != NID_md5_sha1) {
- OPENSSL_cleanse(tmps, (unsigned int)j + 1);
- OPENSSL_free(tmps);
- }
+ if (type != NID_md5_sha1)
+ OPENSSL_clear_free(tmps, (unsigned int)j + 1);
return (ret);
}
return 0;
if (derlen == dinfolen && !memcmp(dinfo, der, derlen))
ret = 1;
- OPENSSL_cleanse(der, derlen);
- OPENSSL_free(der);
+ OPENSSL_clear_free(der, derlen);
return ret;
}
memcpy(rm, s + 2, 16);
*prm_len = 16;
ret = 1;
- } else if (memcmp(m, s + 2, 16))
+ } else if (memcmp(m, s + 2, 16)) {
RSAerr(RSA_F_INT_RSA_VERIFY, RSA_R_BAD_SIGNATURE);
- else
+ } else {
ret = 1;
- }
-
- /* Special case: SSL signature */
- if (dtype == NID_md5_sha1) {
+ }
+ } else if (dtype == NID_md5_sha1) {
+ /* Special case: SSL signature */
if ((i != SSL_SIG_LENGTH) || memcmp(s, m, SSL_SIG_LENGTH))
RSAerr(RSA_F_INT_RSA_VERIFY, RSA_R_BAD_SIGNATURE);
else
sigtype = OBJ_obj2nid(sig->algor->algorithm);
-#ifdef RSA_DEBUG
- /* put a backward compatibility flag in EAY */
- fprintf(stderr, "in(%s) expect(%s)\n", OBJ_nid2ln(sigtype),
- OBJ_nid2ln(dtype));
-#endif
if (sigtype != dtype) {
RSAerr(RSA_F_INT_RSA_VERIFY, RSA_R_ALGORITHM_MISMATCH);
goto err;
ret = 1;
}
err:
- if (sig != NULL)
- X509_SIG_free(sig);
- if (s != NULL) {
- OPENSSL_cleanse(s, (unsigned int)siglen);
- OPENSSL_free(s);
- }
+ X509_SIG_free(sig);
+ OPENSSL_clear_free(s, (unsigned int)siglen);
return (ret);
}
const unsigned char *sigbuf, unsigned int siglen, RSA *rsa)
{
- if ((rsa->flags & RSA_FLAG_SIGN_VER) && rsa->meth->rsa_verify) {
+ if (rsa->meth->rsa_verify) {
return rsa->meth->rsa_verify(dtype, m, m_len, sigbuf, siglen, rsa);
}