diff options
Diffstat (limited to 'src/lib/libcrypto/pkcs12/p12_key.c')
-rw-r--r-- | src/lib/libcrypto/pkcs12/p12_key.c | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/src/lib/libcrypto/pkcs12/p12_key.c b/src/lib/libcrypto/pkcs12/p12_key.c deleted file mode 100644 index 38f8a8194c..0000000000 --- a/src/lib/libcrypto/pkcs12/p12_key.c +++ /dev/null | |||
@@ -1,199 +0,0 @@ | |||
1 | /* $OpenBSD: p12_key.c,v 1.23 2015/09/10 15:56:25 jsing 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/bn.h> | ||
63 | #include <openssl/err.h> | ||
64 | #include <openssl/pkcs12.h> | ||
65 | |||
66 | /* PKCS12 compatible key/IV generation */ | ||
67 | #ifndef min | ||
68 | #define min(a,b) ((a) < (b) ? (a) : (b)) | ||
69 | #endif | ||
70 | |||
71 | int | ||
72 | PKCS12_key_gen_asc(const char *pass, int passlen, unsigned char *salt, | ||
73 | int saltlen, int id, int iter, int n, unsigned char *out, | ||
74 | const EVP_MD *md_type) | ||
75 | { | ||
76 | int ret; | ||
77 | unsigned char *unipass; | ||
78 | int uniplen; | ||
79 | |||
80 | if (!pass) { | ||
81 | unipass = NULL; | ||
82 | uniplen = 0; | ||
83 | } else if (!OPENSSL_asc2uni(pass, passlen, &unipass, &uniplen)) { | ||
84 | PKCS12err(PKCS12_F_PKCS12_KEY_GEN_ASC, ERR_R_MALLOC_FAILURE); | ||
85 | return 0; | ||
86 | } | ||
87 | ret = PKCS12_key_gen_uni(unipass, uniplen, salt, saltlen, | ||
88 | id, iter, n, out, md_type); | ||
89 | if (ret <= 0) | ||
90 | return 0; | ||
91 | if (unipass) { | ||
92 | explicit_bzero(unipass, uniplen); | ||
93 | free(unipass); | ||
94 | } | ||
95 | return ret; | ||
96 | } | ||
97 | |||
98 | int | ||
99 | PKCS12_key_gen_uni(unsigned char *pass, int passlen, unsigned char *salt, | ||
100 | int saltlen, int id, int iter, int n, unsigned char *out, | ||
101 | const EVP_MD *md_type) | ||
102 | { | ||
103 | unsigned char *B, *D, *I, *p, *Ai; | ||
104 | int Slen, Plen, Ilen, Ijlen; | ||
105 | int i, j, u, v; | ||
106 | int ret = 0; | ||
107 | BIGNUM *Ij, *Bpl1; /* These hold Ij and B + 1 */ | ||
108 | EVP_MD_CTX ctx; | ||
109 | |||
110 | EVP_MD_CTX_init(&ctx); | ||
111 | v = EVP_MD_block_size(md_type); | ||
112 | u = EVP_MD_size(md_type); | ||
113 | if (u < 0) | ||
114 | return 0; | ||
115 | D = malloc(v); | ||
116 | Ai = malloc(u); | ||
117 | B = malloc(v + 1); | ||
118 | Slen = v * ((saltlen + v - 1) / v); | ||
119 | if (passlen) | ||
120 | Plen = v * ((passlen + v - 1)/v); | ||
121 | else | ||
122 | Plen = 0; | ||
123 | Ilen = Slen + Plen; | ||
124 | I = malloc(Ilen); | ||
125 | Ij = BN_new(); | ||
126 | Bpl1 = BN_new(); | ||
127 | if (!D || !Ai || !B || !I || !Ij || !Bpl1) | ||
128 | goto err; | ||
129 | for (i = 0; i < v; i++) | ||
130 | D[i] = id; | ||
131 | p = I; | ||
132 | for (i = 0; i < Slen; i++) | ||
133 | *p++ = salt[i % saltlen]; | ||
134 | for (i = 0; i < Plen; i++) | ||
135 | *p++ = pass[i % passlen]; | ||
136 | for (;;) { | ||
137 | if (!EVP_DigestInit_ex(&ctx, md_type, NULL) || | ||
138 | !EVP_DigestUpdate(&ctx, D, v) || | ||
139 | !EVP_DigestUpdate(&ctx, I, Ilen) || | ||
140 | !EVP_DigestFinal_ex(&ctx, Ai, NULL)) | ||
141 | goto err; | ||
142 | for (j = 1; j < iter; j++) { | ||
143 | if (!EVP_DigestInit_ex(&ctx, md_type, NULL) || | ||
144 | !EVP_DigestUpdate(&ctx, Ai, u) || | ||
145 | !EVP_DigestFinal_ex(&ctx, Ai, NULL)) | ||
146 | goto err; | ||
147 | } | ||
148 | memcpy (out, Ai, min (n, u)); | ||
149 | if (u >= n) { | ||
150 | ret = 1; | ||
151 | goto end; | ||
152 | } | ||
153 | n -= u; | ||
154 | out += u; | ||
155 | for (j = 0; j < v; j++) | ||
156 | B[j] = Ai[j % u]; | ||
157 | /* Work out B + 1 first then can use B as tmp space */ | ||
158 | if (!BN_bin2bn (B, v, Bpl1)) | ||
159 | goto err; | ||
160 | if (!BN_add_word (Bpl1, 1)) | ||
161 | goto err; | ||
162 | for (j = 0; j < Ilen; j += v) { | ||
163 | if (!BN_bin2bn(I + j, v, Ij)) | ||
164 | goto err; | ||
165 | if (!BN_add(Ij, Ij, Bpl1)) | ||
166 | goto err; | ||
167 | if (!BN_bn2bin(Ij, B)) | ||
168 | goto err; | ||
169 | Ijlen = BN_num_bytes (Ij); | ||
170 | /* If more than 2^(v*8) - 1 cut off MSB */ | ||
171 | if (Ijlen > v) { | ||
172 | if (!BN_bn2bin (Ij, B)) | ||
173 | goto err; | ||
174 | memcpy (I + j, B + 1, v); | ||
175 | #ifndef PKCS12_BROKEN_KEYGEN | ||
176 | /* If less than v bytes pad with zeroes */ | ||
177 | } else if (Ijlen < v) { | ||
178 | memset(I + j, 0, v - Ijlen); | ||
179 | if (!BN_bn2bin(Ij, I + j + v - Ijlen)) | ||
180 | goto err; | ||
181 | #endif | ||
182 | } else if (!BN_bn2bin (Ij, I + j)) | ||
183 | goto err; | ||
184 | } | ||
185 | } | ||
186 | |||
187 | err: | ||
188 | PKCS12err(PKCS12_F_PKCS12_KEY_GEN_UNI, ERR_R_MALLOC_FAILURE); | ||
189 | |||
190 | end: | ||
191 | free(Ai); | ||
192 | free(B); | ||
193 | free(D); | ||
194 | free(I); | ||
195 | BN_free(Ij); | ||
196 | BN_free(Bpl1); | ||
197 | EVP_MD_CTX_cleanup(&ctx); | ||
198 | return ret; | ||
199 | } | ||