-/*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+/* crypto/pem/pem_pkey.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * 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
+ * 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.
+ *
+ * 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.]
*/
#include <stdio.h>
-#include "internal/cryptlib.h"
+#include "cryptlib.h"
#include <openssl/buffer.h>
#include <openssl/objects.h>
#include <openssl/evp.h>
+#include <openssl/rand.h>
#include <openssl/x509.h>
#include <openssl/pkcs12.h>
#include <openssl/pem.h>
-#include <openssl/engine.h>
-#include <openssl/dh.h>
-#include "internal/asn1_int.h"
-#include "internal/evp_int.h"
+#ifndef OPENSSL_NO_ENGINE
+# include <openssl/engine.h>
+#endif
+#ifndef OPENSSL_NO_DH
+# include <openssl/dh.h>
+#endif
+#include "asn1_locl.h"
int pem_check_suffix(const char *pem_str, const char *suffix);
goto p8err;
ret = EVP_PKCS82PKEY(p8inf);
if (x) {
- EVP_PKEY_free((EVP_PKEY *)*x);
+ if (*x)
+ EVP_PKEY_free((EVP_PKEY *)*x);
*x = ret;
}
PKCS8_PRIV_KEY_INFO_free(p8inf);
goto p8err;
ret = EVP_PKCS82PKEY(p8inf);
if (x) {
- EVP_PKEY_free((EVP_PKEY *)*x);
+ if (*x)
+ EVP_PKEY_free((EVP_PKEY *)*x);
*x = ret;
}
PKCS8_PRIV_KEY_INFO_free(p8inf);
PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY, ERR_R_ASN1_LIB);
err:
OPENSSL_free(nm);
- OPENSSL_clear_free(data, len);
+ OPENSSL_cleanse(data, len);
+ OPENSSL_free(data);
return (ret);
}
unsigned char *kstr, int klen,
pem_password_cb *cb, void *u)
{
- if (x->ameth == NULL || x->ameth->priv_encode != NULL)
+ char pem_str[80];
+ if (!x->ameth || x->ameth->priv_encode)
return PEM_write_bio_PKCS8PrivateKey(bp, x, enc,
(char *)kstr, klen, cb, u);
- return PEM_write_bio_PrivateKey_traditional(bp, x, enc, kstr, klen, cb, u);
-}
-int PEM_write_bio_PrivateKey_traditional(BIO *bp, EVP_PKEY *x,
- const EVP_CIPHER *enc,
- unsigned char *kstr, int klen,
- pem_password_cb *cb, void *u)
-{
- char pem_str[80];
BIO_snprintf(pem_str, 80, "%s PRIVATE KEY", x->ameth->pem_str);
return PEM_ASN1_write_bio((i2d_of_void *)i2d_PrivateKey,
pem_str, bp, x, enc, kstr, klen, cb, u);
if ((slen = pem_check_suffix(nm, "PARAMETERS")) > 0) {
ret = EVP_PKEY_new();
- if (ret == NULL)
+ if (!ret)
goto err;
if (!EVP_PKEY_set_type_str(ret, nm, slen)
|| !ret->ameth->param_decode
goto err;
}
if (x) {
- EVP_PKEY_free((EVP_PKEY *)*x);
+ if (*x)
+ EVP_PKEY_free((EVP_PKEY *)*x);
*x = ret;
}
}
pem_str, bp, x, NULL, NULL, 0, 0, NULL);
}
-#ifndef OPENSSL_NO_STDIO
+#ifndef OPENSSL_NO_FP_API
EVP_PKEY *PEM_read_PrivateKey(FILE *fp, EVP_PKEY **x, pem_password_cb *cb,
void *u)
{
return NULL;
p = data;
- if (strcmp(nm, PEM_STRING_DHXPARAMS) == 0)
+ if (!strcmp(nm, PEM_STRING_DHXPARAMS))
ret = d2i_DHxparams(x, &p, len);
else
ret = d2i_DHparams(x, &p, len);
return ret;
}
-# ifndef OPENSSL_NO_STDIO
+# ifndef OPENSSL_NO_FP_API
DH *PEM_read_DHparams(FILE *fp, DH **x, pem_password_cb *cb, void *u)
{
BIO *b;