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1 | /* ==================================================================== |
2 | * Copyright (c) 2006 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 | |
0f113f3e | 9 | * notice, this list of conditions and the following disclaimer. |
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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 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | |
51 | * All rights reserved. | |
52 | * | |
53 | * This package is an SSL implementation written | |
54 | * by Eric Young (eay@cryptsoft.com). | |
55 | * The implementation was written so as to conform with Netscapes SSL. | |
0f113f3e | 56 | * |
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57 | * This library is free for commercial and non-commercial use as long as |
58 | * the following conditions are aheared to. The following conditions | |
59 | * apply to all code found in this distribution, be it the RC4, RSA, | |
60 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
61 | * included with this distribution is covered by the same copyright terms | |
62 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
0f113f3e | 63 | * |
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64 | * Copyright remains Eric Young's, and as such any Copyright notices in |
65 | * the code are not to be removed. | |
66 | * If this package is used in a product, Eric Young should be given attribution | |
67 | * as the author of the parts of the library used. | |
68 | * This can be in the form of a textual message at program startup or | |
69 | * in documentation (online or textual) provided with the package. | |
0f113f3e | 70 | * |
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71 | * Redistribution and use in source and binary forms, with or without |
72 | * modification, are permitted provided that the following conditions | |
73 | * are met: | |
74 | * 1. Redistributions of source code must retain the copyright | |
75 | * notice, this list of conditions and the following disclaimer. | |
76 | * 2. Redistributions in binary form must reproduce the above copyright | |
77 | * notice, this list of conditions and the following disclaimer in the | |
78 | * documentation and/or other materials provided with the distribution. | |
79 | * 3. All advertising materials mentioning features or use of this software | |
80 | * must display the following acknowledgement: | |
81 | * "This product includes cryptographic software written by | |
82 | * Eric Young (eay@cryptsoft.com)" | |
83 | * The word 'cryptographic' can be left out if the rouines from the library | |
84 | * being used are not cryptographic related :-). | |
0f113f3e | 85 | * 4. If you include any Windows specific code (or a derivative thereof) from |
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86 | * the apps directory (application code) you must include an acknowledgement: |
87 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 88 | * |
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89 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
90 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
91 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
92 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
93 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
94 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
95 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
96 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
97 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
98 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
99 | * SUCH DAMAGE. | |
0f113f3e | 100 | * |
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101 | * The licence and distribution terms for any publically available version or |
102 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
103 | * copied and put under another distribution licence | |
104 | * [including the GNU Public Licence.] | |
105 | */ | |
106 | ||
67912e00 | 107 | #include <openssl/camellia.h> |
5d48a66a | 108 | #include <openssl/modes.h> |
67912e00 | 109 | |
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110 | /* |
111 | * The input and output encrypted as though 128bit cfb mode is being used. | |
112 | * The extra state information to record how much of the 128bit block we have | |
113 | * used is contained in *num; | |
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114 | */ |
115 | ||
116 | void Camellia_cfb128_encrypt(const unsigned char *in, unsigned char *out, | |
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117 | size_t length, const CAMELLIA_KEY *key, |
118 | unsigned char *ivec, int *num, const int enc) | |
119 | { | |
67912e00 | 120 | |
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121 | CRYPTO_cfb128_encrypt(in, out, length, key, ivec, num, enc, |
122 | (block128_f) Camellia_encrypt); | |
123 | } | |
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124 | |
125 | /* N.B. This expects the input to be packed, MS bit first */ | |
126 | void Camellia_cfb1_encrypt(const unsigned char *in, unsigned char *out, | |
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127 | size_t length, const CAMELLIA_KEY *key, |
128 | unsigned char *ivec, int *num, const int enc) | |
129 | { | |
130 | CRYPTO_cfb128_1_encrypt(in, out, length, key, ivec, num, enc, | |
131 | (block128_f) Camellia_encrypt); | |
132 | } | |
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133 | |
134 | void Camellia_cfb8_encrypt(const unsigned char *in, unsigned char *out, | |
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135 | size_t length, const CAMELLIA_KEY *key, |
136 | unsigned char *ivec, int *num, const int enc) | |
137 | { | |
138 | CRYPTO_cfb128_8_encrypt(in, out, length, key, ivec, num, enc, | |
139 | (block128_f) Camellia_encrypt); | |
140 | } |