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seed_ofb.c
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1 /* crypto/seed/seed_ofb.c -*- mode:C; c-file-style: "eay" -*- */
2 /* ====================================================================
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4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
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10  * notice, this list of conditions and the following disclaimer.
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51 /* Copyright (C) 1995-1998 Eric Young ([email protected])
52  * All rights reserved.
53  *
54  * This package is an SSL implementation written
55  * by Eric Young ([email protected]).
56  * The implementation was written so as to conform with Netscapes SSL.
57  *
58  * This library is free for commercial and non-commercial use as long as
59  * the following conditions are aheared to. The following conditions
60  * apply to all code found in this distribution, be it the RC4, RSA,
61  * lhash, DES, etc., code; not just the SSL code. The SSL documentation
62  * included with this distribution is covered by the same copyright terms
63  * except that the holder is Tim Hudson ([email protected]).
64  *
65  * Copyright remains Eric Young's, and as such any Copyright notices in
66  * the code are not to be removed.
67  * If this package is used in a product, Eric Young should be given attribution
68  * as the author of the parts of the library used.
69  * This can be in the form of a textual message at program startup or
70  * in documentation (online or textual) provided with the package.
71  *
72  * Redistribution and use in source and binary forms, with or without
73  * modification, are permitted provided that the following conditions
74  * are met:
75  * 1. Redistributions of source code must retain the copyright
76  * notice, this list of conditions and the following disclaimer.
77  * 2. Redistributions in binary form must reproduce the above copyright
78  * notice, this list of conditions and the following disclaimer in the
79  * documentation and/or other materials provided with the distribution.
80  * 3. All advertising materials mentioning features or use of this software
81  * must display the following acknowledgement:
82  * "This product includes cryptographic software written by
83  * Eric Young ([email protected])"
84  * The word 'cryptographic' can be left out if the rouines from the library
85  * being used are not cryptographic related :-).
86  * 4. If you include any Windows specific code (or a derivative thereof) from
87  * the apps directory (application code) you must include an acknowledgement:
88  * "This product includes software written by Tim Hudson ([email protected])"
89  *
90  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
91  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
92  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
93  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
94  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
95  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
96  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
97  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
98  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
99  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
100  * SUCH DAMAGE.
101  *
102  * The licence and distribution terms for any publically available version or
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104  * copied and put under another distribution licence
105  * [including the GNU Public Licence.]
106  */
107 
108 #include <openssl/seed.h>
109 #include <openssl/modes.h>
110 
111 void SEED_ofb128_encrypt(const unsigned char *in, unsigned char *out,
112  size_t len, const SEED_KEY_SCHEDULE *ks,
113  unsigned char ivec[SEED_BLOCK_SIZE], int *num)
114  {
115  CRYPTO_ofb128_encrypt(in,out,len,ks,ivec,num,(block128_f)SEED_encrypt);
116  }