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Diffstat (limited to 'src/lib/libcrypto/pkcs12/p12_decr.c')
-rw-r--r--src/lib/libcrypto/pkcs12/p12_decr.c184
1 files changed, 0 insertions, 184 deletions
diff --git a/src/lib/libcrypto/pkcs12/p12_decr.c b/src/lib/libcrypto/pkcs12/p12_decr.c
deleted file mode 100644
index 907d4e52a6..0000000000
--- a/src/lib/libcrypto/pkcs12/p12_decr.c
+++ /dev/null
@@ -1,184 +0,0 @@
1/* $OpenBSD: p12_decr.c,v 1.26 2024/03/02 10:15:16 tb 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 <string.h>
61
62#include <openssl/err.h>
63#include <openssl/pkcs12.h>
64
65#include "evp_local.h"
66
67/* Encrypt/Decrypt a buffer based on password and algor, result in a
68 * malloc'ed buffer
69 */
70
71unsigned char *
72PKCS12_pbe_crypt(const X509_ALGOR *algor, const char *pass, int passlen,
73 const unsigned char *in, int inlen, unsigned char **data, int *datalen,
74 int en_de)
75{
76 unsigned char *out;
77 int outlen, i;
78 EVP_CIPHER_CTX ctx;
79
80 EVP_CIPHER_CTX_legacy_clear(&ctx);
81 /* Decrypt data */
82 if (!EVP_PBE_CipherInit(algor->algorithm, pass, passlen,
83 algor->parameter, &ctx, en_de)) {
84 out = NULL;
85 PKCS12error(PKCS12_R_PKCS12_ALGOR_CIPHERINIT_ERROR);
86 goto err;
87 }
88
89 if (!(out = malloc(inlen + EVP_CIPHER_CTX_block_size(&ctx)))) {
90 PKCS12error(ERR_R_MALLOC_FAILURE);
91 goto err;
92 }
93
94 if (!EVP_CipherUpdate(&ctx, out, &i, in, inlen)) {
95 free(out);
96 out = NULL;
97 PKCS12error(ERR_R_EVP_LIB);
98 goto err;
99 }
100
101 outlen = i;
102 if (!EVP_CipherFinal_ex(&ctx, out + i, &i)) {
103 free(out);
104 out = NULL;
105 PKCS12error(PKCS12_R_PKCS12_CIPHERFINAL_ERROR);
106 goto err;
107 }
108 outlen += i;
109 if (datalen)
110 *datalen = outlen;
111 if (data)
112 *data = out;
113
114err:
115 EVP_CIPHER_CTX_cleanup(&ctx);
116 return out;
117
118}
119
120/* Decrypt an OCTET STRING and decode ASN1 structure
121 * if zbuf set zero buffer after use.
122 */
123
124void *
125PKCS12_item_decrypt_d2i(const X509_ALGOR *algor, const ASN1_ITEM *it,
126 const char *pass, int passlen, const ASN1_OCTET_STRING *oct, int zbuf)
127{
128 unsigned char *out;
129 const unsigned char *p;
130 void *ret;
131 int outlen;
132
133 if (!PKCS12_pbe_crypt(algor, pass, passlen, oct->data, oct->length,
134 &out, &outlen, 0)) {
135 PKCS12error(PKCS12_R_PKCS12_PBE_CRYPT_ERROR);
136 return NULL;
137 }
138 p = out;
139 ret = ASN1_item_d2i(NULL, &p, outlen, it);
140 if (zbuf)
141 explicit_bzero(out, outlen);
142 if (!ret)
143 PKCS12error(PKCS12_R_DECODE_ERROR);
144 free(out);
145 return ret;
146}
147
148/* Encode ASN1 structure and encrypt, return OCTET STRING
149 * if zbuf set zero encoding.
150 */
151
152ASN1_OCTET_STRING *
153PKCS12_item_i2d_encrypt(X509_ALGOR *algor, const ASN1_ITEM *it,
154 const char *pass, int passlen,
155 void *obj, int zbuf)
156{
157 ASN1_OCTET_STRING *oct;
158 unsigned char *in = NULL;
159 int inlen;
160
161 if (!(oct = ASN1_OCTET_STRING_new())) {
162 PKCS12error(ERR_R_MALLOC_FAILURE);
163 return NULL;
164 }
165 inlen = ASN1_item_i2d(obj, &in, it);
166 if (!in) {
167 PKCS12error(PKCS12_R_ENCODE_ERROR);
168 goto err;
169 }
170 if (!PKCS12_pbe_crypt(algor, pass, passlen, in, inlen, &oct->data,
171 &oct->length, 1)) {
172 PKCS12error(PKCS12_R_ENCRYPT_ERROR);
173 goto err;
174 }
175 if (zbuf)
176 explicit_bzero(in, inlen);
177 free(in);
178 return oct;
179
180err:
181 free(in);
182 ASN1_OCTET_STRING_free(oct);
183 return NULL;
184}
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