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Diffstat (limited to 'src/lib/libcrypto/evp/p5_crpt.c')
-rw-r--r--src/lib/libcrypto/evp/p5_crpt.c158
1 files changed, 0 insertions, 158 deletions
diff --git a/src/lib/libcrypto/evp/p5_crpt.c b/src/lib/libcrypto/evp/p5_crpt.c
deleted file mode 100644
index 112a69114c..0000000000
--- a/src/lib/libcrypto/evp/p5_crpt.c
+++ /dev/null
@@ -1,158 +0,0 @@
1/* $OpenBSD: p5_crpt.c,v 1.15 2015/02/10 09:52:35 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 <stdlib.h>
61#include <string.h>
62
63#include <openssl/err.h>
64#include <openssl/evp.h>
65#include <openssl/x509.h>
66
67/* Doesn't do anything now: Builtin PBE algorithms in static table.
68 */
69
70void
71PKCS5_PBE_add(void)
72{
73}
74
75int
76PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *cctx, const char *pass, int passlen,
77 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md, int en_de)
78{
79 EVP_MD_CTX ctx;
80 unsigned char md_tmp[EVP_MAX_MD_SIZE];
81 unsigned char key[EVP_MAX_KEY_LENGTH], iv[EVP_MAX_IV_LENGTH];
82 int i;
83 PBEPARAM *pbe;
84 int saltlen, iter;
85 unsigned char *salt;
86 const unsigned char *pbuf;
87 int mdsize;
88 int rv = 0;
89
90 /* Extract useful info from parameter */
91 if (param == NULL || param->type != V_ASN1_SEQUENCE ||
92 param->value.sequence == NULL) {
93 EVPerr(EVP_F_PKCS5_PBE_KEYIVGEN, EVP_R_DECODE_ERROR);
94 return 0;
95 }
96
97 mdsize = EVP_MD_size(md);
98 if (mdsize < 0)
99 return 0;
100
101 pbuf = param->value.sequence->data;
102 if (!(pbe = d2i_PBEPARAM(NULL, &pbuf, param->value.sequence->length))) {
103 EVPerr(EVP_F_PKCS5_PBE_KEYIVGEN, EVP_R_DECODE_ERROR);
104 return 0;
105 }
106
107 if (!pbe->iter)
108 iter = 1;
109 else
110 iter = ASN1_INTEGER_get (pbe->iter);
111 salt = pbe->salt->data;
112 saltlen = pbe->salt->length;
113
114 if (!pass)
115 passlen = 0;
116 else if (passlen == -1)
117 passlen = strlen(pass);
118
119 EVP_MD_CTX_init(&ctx);
120
121 if (!EVP_DigestInit_ex(&ctx, md, NULL))
122 goto err;
123 if (!EVP_DigestUpdate(&ctx, pass, passlen))
124 goto err;
125 if (!EVP_DigestUpdate(&ctx, salt, saltlen))
126 goto err;
127 if (!EVP_DigestFinal_ex(&ctx, md_tmp, NULL))
128 goto err;
129 for (i = 1; i < iter; i++) {
130 if (!EVP_DigestInit_ex(&ctx, md, NULL))
131 goto err;
132 if (!EVP_DigestUpdate(&ctx, md_tmp, mdsize))
133 goto err;
134 if (!EVP_DigestFinal_ex (&ctx, md_tmp, NULL))
135 goto err;
136 }
137 if ((size_t)EVP_CIPHER_key_length(cipher) > sizeof(md_tmp)) {
138 EVPerr(EVP_F_PKCS5_PBE_KEYIVGEN, EVP_R_BAD_KEY_LENGTH);
139 goto err;
140 }
141 memcpy(key, md_tmp, EVP_CIPHER_key_length(cipher));
142 if ((size_t)EVP_CIPHER_iv_length(cipher) > 16) {
143 EVPerr(EVP_F_PKCS5_PBE_KEYIVGEN, EVP_R_IV_TOO_LARGE);
144 goto err;
145 }
146 memcpy(iv, md_tmp + (16 - EVP_CIPHER_iv_length(cipher)),
147 EVP_CIPHER_iv_length(cipher));
148 if (!EVP_CipherInit_ex(cctx, cipher, NULL, key, iv, en_de))
149 goto err;
150 OPENSSL_cleanse(md_tmp, EVP_MAX_MD_SIZE);
151 OPENSSL_cleanse(key, EVP_MAX_KEY_LENGTH);
152 OPENSSL_cleanse(iv, EVP_MAX_IV_LENGTH);
153 rv = 1;
154err:
155 EVP_MD_CTX_cleanup(&ctx);
156 PBEPARAM_free(pbe);
157 return rv;
158}
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