diff options
Diffstat (limited to 'src/lib/libcrypto/evp/p5_crpt.c')
-rw-r--r-- | src/lib/libcrypto/evp/p5_crpt.c | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/src/lib/libcrypto/evp/p5_crpt.c b/src/lib/libcrypto/evp/p5_crpt.c deleted file mode 100644 index 7ecfa8dad9..0000000000 --- a/src/lib/libcrypto/evp/p5_crpt.c +++ /dev/null | |||
@@ -1,132 +0,0 @@ | |||
1 | /* p5_crpt.c */ | ||
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 "cryptlib.h" | ||
62 | #include <openssl/x509.h> | ||
63 | #include <openssl/evp.h> | ||
64 | |||
65 | /* Doesn't do anything now: Builtin PBE algorithms in static table. | ||
66 | */ | ||
67 | |||
68 | void PKCS5_PBE_add(void) | ||
69 | { | ||
70 | } | ||
71 | |||
72 | int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *cctx, const char *pass, int passlen, | ||
73 | ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md, | ||
74 | int en_de) | ||
75 | { | ||
76 | EVP_MD_CTX ctx; | ||
77 | unsigned char md_tmp[EVP_MAX_MD_SIZE]; | ||
78 | unsigned char key[EVP_MAX_KEY_LENGTH], iv[EVP_MAX_IV_LENGTH]; | ||
79 | int i; | ||
80 | PBEPARAM *pbe; | ||
81 | int saltlen, iter; | ||
82 | unsigned char *salt; | ||
83 | const unsigned char *pbuf; | ||
84 | int mdsize; | ||
85 | |||
86 | /* Extract useful info from parameter */ | ||
87 | if (param == NULL || param->type != V_ASN1_SEQUENCE || | ||
88 | param->value.sequence == NULL) { | ||
89 | EVPerr(EVP_F_PKCS5_PBE_KEYIVGEN,EVP_R_DECODE_ERROR); | ||
90 | return 0; | ||
91 | } | ||
92 | |||
93 | pbuf = param->value.sequence->data; | ||
94 | if (!(pbe = d2i_PBEPARAM(NULL, &pbuf, param->value.sequence->length))) { | ||
95 | EVPerr(EVP_F_PKCS5_PBE_KEYIVGEN,EVP_R_DECODE_ERROR); | ||
96 | return 0; | ||
97 | } | ||
98 | |||
99 | if (!pbe->iter) iter = 1; | ||
100 | else iter = ASN1_INTEGER_get (pbe->iter); | ||
101 | salt = pbe->salt->data; | ||
102 | saltlen = pbe->salt->length; | ||
103 | |||
104 | if(!pass) passlen = 0; | ||
105 | else if(passlen == -1) passlen = strlen(pass); | ||
106 | |||
107 | EVP_MD_CTX_init(&ctx); | ||
108 | EVP_DigestInit_ex(&ctx, md, NULL); | ||
109 | EVP_DigestUpdate(&ctx, pass, passlen); | ||
110 | EVP_DigestUpdate(&ctx, salt, saltlen); | ||
111 | PBEPARAM_free(pbe); | ||
112 | EVP_DigestFinal_ex(&ctx, md_tmp, NULL); | ||
113 | mdsize = EVP_MD_size(md); | ||
114 | if (mdsize < 0) | ||
115 | return 0; | ||
116 | for (i = 1; i < iter; i++) { | ||
117 | EVP_DigestInit_ex(&ctx, md, NULL); | ||
118 | EVP_DigestUpdate(&ctx, md_tmp, mdsize); | ||
119 | EVP_DigestFinal_ex (&ctx, md_tmp, NULL); | ||
120 | } | ||
121 | EVP_MD_CTX_cleanup(&ctx); | ||
122 | OPENSSL_assert(EVP_CIPHER_key_length(cipher) <= (int)sizeof(md_tmp)); | ||
123 | memcpy(key, md_tmp, EVP_CIPHER_key_length(cipher)); | ||
124 | OPENSSL_assert(EVP_CIPHER_iv_length(cipher) <= 16); | ||
125 | memcpy(iv, md_tmp + (16 - EVP_CIPHER_iv_length(cipher)), | ||
126 | EVP_CIPHER_iv_length(cipher)); | ||
127 | EVP_CipherInit_ex(cctx, cipher, NULL, key, iv, en_de); | ||
128 | OPENSSL_cleanse(md_tmp, EVP_MAX_MD_SIZE); | ||
129 | OPENSSL_cleanse(key, EVP_MAX_KEY_LENGTH); | ||
130 | OPENSSL_cleanse(iv, EVP_MAX_IV_LENGTH); | ||
131 | return 1; | ||
132 | } | ||