diff options
author | cvs2svn <admin@example.com> | 2014-02-27 21:04:58 +0000 |
---|---|---|
committer | cvs2svn <admin@example.com> | 2014-02-27 21:04:58 +0000 |
commit | 726818f36b5221c023cd04c4b90bdbc08e94cd96 (patch) | |
tree | cf8221f3aa5bf5a578ddf1ecf5677ad08c04d342 /src/lib/libcrypto/modes/cbc128.c | |
parent | 3b6d92e82b1421b811bcdec7f7fdfb31eeef18de (diff) | |
download | openbsd-OPENBSD_5_5_BASE.tar.gz openbsd-OPENBSD_5_5_BASE.tar.bz2 openbsd-OPENBSD_5_5_BASE.zip |
This commit was manufactured by cvs2git to create tag 'OPENBSD_5_5_BASE'.OPENBSD_5_5_BASE
Diffstat (limited to 'src/lib/libcrypto/modes/cbc128.c')
-rw-r--r-- | src/lib/libcrypto/modes/cbc128.c | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/src/lib/libcrypto/modes/cbc128.c b/src/lib/libcrypto/modes/cbc128.c deleted file mode 100644 index 3d3782cbe1..0000000000 --- a/src/lib/libcrypto/modes/cbc128.c +++ /dev/null | |||
@@ -1,202 +0,0 @@ | |||
1 | /* ==================================================================== | ||
2 | * Copyright (c) 2008 The OpenSSL Project. All rights reserved. | ||
3 | * | ||
4 | * Redistribution and use in source and binary forms, with or without | ||
5 | * modification, are permitted provided that the following conditions | ||
6 | * are met: | ||
7 | * | ||
8 | * 1. Redistributions of source code must retain the above copyright | ||
9 | * notice, this list of conditions and the following disclaimer. | ||
10 | * | ||
11 | * 2. Redistributions in binary form must reproduce the above copyright | ||
12 | * notice, this list of conditions and the following disclaimer in | ||
13 | * the documentation and/or other materials provided with the | ||
14 | * distribution. | ||
15 | * | ||
16 | * 3. All advertising materials mentioning features or use of this | ||
17 | * software must display the following acknowledgment: | ||
18 | * "This product includes software developed by the OpenSSL Project | ||
19 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | ||
20 | * | ||
21 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | ||
22 | * endorse or promote products derived from this software without | ||
23 | * prior written permission. For written permission, please contact | ||
24 | * openssl-core@openssl.org. | ||
25 | * | ||
26 | * 5. Products derived from this software may not be called "OpenSSL" | ||
27 | * nor may "OpenSSL" appear in their names without prior written | ||
28 | * permission of the OpenSSL Project. | ||
29 | * | ||
30 | * 6. Redistributions of any form whatsoever must retain the following | ||
31 | * acknowledgment: | ||
32 | * "This product includes software developed by the OpenSSL Project | ||
33 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | ||
34 | * | ||
35 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | ||
36 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
37 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | ||
38 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | ||
39 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | ||
40 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
41 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
42 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
43 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | ||
44 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
45 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | ||
46 | * OF THE POSSIBILITY OF SUCH DAMAGE. | ||
47 | * ==================================================================== | ||
48 | * | ||
49 | */ | ||
50 | |||
51 | #include <openssl/crypto.h> | ||
52 | #include "modes_lcl.h" | ||
53 | #include <string.h> | ||
54 | |||
55 | #ifndef MODES_DEBUG | ||
56 | # ifndef NDEBUG | ||
57 | # define NDEBUG | ||
58 | # endif | ||
59 | #endif | ||
60 | #include <assert.h> | ||
61 | |||
62 | #ifndef STRICT_ALIGNMENT | ||
63 | # define STRICT_ALIGNMENT 0 | ||
64 | #endif | ||
65 | |||
66 | void CRYPTO_cbc128_encrypt(const unsigned char *in, unsigned char *out, | ||
67 | size_t len, const void *key, | ||
68 | unsigned char ivec[16], block128_f block) | ||
69 | { | ||
70 | size_t n; | ||
71 | const unsigned char *iv = ivec; | ||
72 | |||
73 | assert(in && out && key && ivec); | ||
74 | |||
75 | #if !defined(OPENSSL_SMALL_FOOTPRINT) | ||
76 | if (STRICT_ALIGNMENT && | ||
77 | ((size_t)in|(size_t)out|(size_t)ivec)%sizeof(size_t) != 0) { | ||
78 | while (len>=16) { | ||
79 | for(n=0; n<16; ++n) | ||
80 | out[n] = in[n] ^ iv[n]; | ||
81 | (*block)(out, out, key); | ||
82 | iv = out; | ||
83 | len -= 16; | ||
84 | in += 16; | ||
85 | out += 16; | ||
86 | } | ||
87 | } else { | ||
88 | while (len>=16) { | ||
89 | for(n=0; n<16; n+=sizeof(size_t)) | ||
90 | *(size_t*)(out+n) = | ||
91 | *(size_t*)(in+n) ^ *(size_t*)(iv+n); | ||
92 | (*block)(out, out, key); | ||
93 | iv = out; | ||
94 | len -= 16; | ||
95 | in += 16; | ||
96 | out += 16; | ||
97 | } | ||
98 | } | ||
99 | #endif | ||
100 | while (len) { | ||
101 | for(n=0; n<16 && n<len; ++n) | ||
102 | out[n] = in[n] ^ iv[n]; | ||
103 | for(; n<16; ++n) | ||
104 | out[n] = iv[n]; | ||
105 | (*block)(out, out, key); | ||
106 | iv = out; | ||
107 | if (len<=16) break; | ||
108 | len -= 16; | ||
109 | in += 16; | ||
110 | out += 16; | ||
111 | } | ||
112 | memcpy(ivec,iv,16); | ||
113 | } | ||
114 | |||
115 | void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out, | ||
116 | size_t len, const void *key, | ||
117 | unsigned char ivec[16], block128_f block) | ||
118 | { | ||
119 | size_t n; | ||
120 | union { size_t align; unsigned char c[16]; } tmp; | ||
121 | |||
122 | assert(in && out && key && ivec); | ||
123 | |||
124 | #if !defined(OPENSSL_SMALL_FOOTPRINT) | ||
125 | if (in != out) { | ||
126 | const unsigned char *iv = ivec; | ||
127 | |||
128 | if (STRICT_ALIGNMENT && | ||
129 | ((size_t)in|(size_t)out|(size_t)ivec)%sizeof(size_t) != 0) { | ||
130 | while (len>=16) { | ||
131 | (*block)(in, out, key); | ||
132 | for(n=0; n<16; ++n) | ||
133 | out[n] ^= iv[n]; | ||
134 | iv = in; | ||
135 | len -= 16; | ||
136 | in += 16; | ||
137 | out += 16; | ||
138 | } | ||
139 | } | ||
140 | else { | ||
141 | while (len>=16) { | ||
142 | (*block)(in, out, key); | ||
143 | for(n=0; n<16; n+=sizeof(size_t)) | ||
144 | *(size_t *)(out+n) ^= *(size_t *)(iv+n); | ||
145 | iv = in; | ||
146 | len -= 16; | ||
147 | in += 16; | ||
148 | out += 16; | ||
149 | } | ||
150 | } | ||
151 | memcpy(ivec,iv,16); | ||
152 | } else { | ||
153 | if (STRICT_ALIGNMENT && | ||
154 | ((size_t)in|(size_t)out|(size_t)ivec)%sizeof(size_t) != 0) { | ||
155 | unsigned char c; | ||
156 | while (len>=16) { | ||
157 | (*block)(in, tmp.c, key); | ||
158 | for(n=0; n<16; ++n) { | ||
159 | c = in[n]; | ||
160 | out[n] = tmp.c[n] ^ ivec[n]; | ||
161 | ivec[n] = c; | ||
162 | } | ||
163 | len -= 16; | ||
164 | in += 16; | ||
165 | out += 16; | ||
166 | } | ||
167 | } | ||
168 | else { | ||
169 | size_t c; | ||
170 | while (len>=16) { | ||
171 | (*block)(in, tmp.c, key); | ||
172 | for(n=0; n<16; n+=sizeof(size_t)) { | ||
173 | c = *(size_t *)(in+n); | ||
174 | *(size_t *)(out+n) = | ||
175 | *(size_t *)(tmp.c+n) ^ *(size_t *)(ivec+n); | ||
176 | *(size_t *)(ivec+n) = c; | ||
177 | } | ||
178 | len -= 16; | ||
179 | in += 16; | ||
180 | out += 16; | ||
181 | } | ||
182 | } | ||
183 | } | ||
184 | #endif | ||
185 | while (len) { | ||
186 | unsigned char c; | ||
187 | (*block)(in, tmp.c, key); | ||
188 | for(n=0; n<16 && n<len; ++n) { | ||
189 | c = in[n]; | ||
190 | out[n] = tmp.c[n] ^ ivec[n]; | ||
191 | ivec[n] = c; | ||
192 | } | ||
193 | if (len<=16) { | ||
194 | for (; n<16; ++n) | ||
195 | ivec[n] = in[n]; | ||
196 | break; | ||
197 | } | ||
198 | len -= 16; | ||
199 | in += 16; | ||
200 | out += 16; | ||
201 | } | ||
202 | } | ||