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diff --git a/src/lib/libcrypto/rsa/rsa_null.c b/src/lib/libcrypto/rsa/rsa_null.c
deleted file mode 100644
index 54f1cabc74..0000000000
--- a/src/lib/libcrypto/rsa/rsa_null.c
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1/* $OpenBSD: rsa_null.c,v 1.7 2014/07/09 08:20:08 miod Exp $ */
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 1999.
4 */
5/* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/bn.h>
62#include <openssl/rsa.h>
63#include <openssl/rand.h>
64
65/*
66 * This is a dummy RSA implementation that just returns errors when called.
67 * It is designed to allow some RSA functions to work while stopping those
68 * covered by the RSA patent. That is RSA, encryption, decryption, signing
69 * and verify is not allowed but RSA key generation, key checking and other
70 * operations (like storing RSA keys) are permitted.
71 */
72
73static int RSA_null_public_encrypt(int flen, const unsigned char *from,
74 unsigned char *to, RSA *rsa,int padding);
75static int RSA_null_private_encrypt(int flen, const unsigned char *from,
76 unsigned char *to, RSA *rsa,int padding);
77static int RSA_null_public_decrypt(int flen, const unsigned char *from,
78 unsigned char *to, RSA *rsa,int padding);
79static int RSA_null_private_decrypt(int flen, const unsigned char *from,
80 unsigned char *to, RSA *rsa,int padding);
81#if 0 /* not currently used */
82static int RSA_null_mod_exp(const BIGNUM *r0, const BIGNUM *i, RSA *rsa);
83#endif
84static int RSA_null_init(RSA *rsa);
85static int RSA_null_finish(RSA *rsa);
86static RSA_METHOD rsa_null_meth = {
87 .name = "Null RSA",
88 .rsa_pub_enc = RSA_null_public_encrypt,
89 .rsa_pub_dec = RSA_null_public_decrypt,
90 .rsa_priv_enc = RSA_null_private_encrypt,
91 .rsa_priv_dec = RSA_null_private_decrypt,
92 .init = RSA_null_init,
93 .finish = RSA_null_finish,
94};
95
96const RSA_METHOD *
97RSA_null_method(void)
98{
99 return &rsa_null_meth;
100}
101
102static int
103RSA_null_public_encrypt(int flen, const unsigned char *from, unsigned char *to,
104 RSA *rsa, int padding)
105{
106 RSAerr(RSA_F_RSA_NULL_PUBLIC_ENCRYPT,
107 RSA_R_RSA_OPERATIONS_NOT_SUPPORTED);
108 return -1;
109}
110
111static int
112RSA_null_private_encrypt(int flen, const unsigned char *from, unsigned char *to,
113 RSA *rsa, int padding)
114{
115 RSAerr(RSA_F_RSA_NULL_PRIVATE_ENCRYPT,
116 RSA_R_RSA_OPERATIONS_NOT_SUPPORTED);
117 return -1;
118}
119
120static int
121RSA_null_private_decrypt(int flen, const unsigned char *from, unsigned char *to,
122 RSA *rsa, int padding)
123{
124 RSAerr(RSA_F_RSA_NULL_PRIVATE_DECRYPT,
125 RSA_R_RSA_OPERATIONS_NOT_SUPPORTED);
126 return -1;
127}
128
129static int
130RSA_null_public_decrypt(int flen, const unsigned char *from, unsigned char *to,
131 RSA *rsa, int padding)
132{
133 RSAerr(RSA_F_RSA_NULL_PUBLIC_DECRYPT,
134 RSA_R_RSA_OPERATIONS_NOT_SUPPORTED);
135 return -1;
136}
137
138#if 0 /* not currently used */
139static int
140RSA_null_mod_exp(BIGNUM *r0, BIGNUM *I, RSA *rsa)
141{
142 ...err(RSA_F_RSA_NULL_MOD_EXP, RSA_R_RSA_OPERATIONS_NOT_SUPPORTED);
143 return -1;
144}
145#endif
146
147static int
148RSA_null_init(RSA *rsa)
149{
150 return 1;
151}
152
153static int
154RSA_null_finish(RSA *rsa)
155{
156 return 1;
157}
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