[331] | 1 | /*
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| 2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #ifndef HEADER_BLOWFISH_H
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| 11 | # define HEADER_BLOWFISH_H
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| 12 |
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| 13 | # include <openssl/opensslconf.h>
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| 14 |
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| 15 | # ifndef OPENSSL_NO_BF
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| 16 | # include <openssl/e_os2.h>
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| 17 | # ifdef __cplusplus
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| 18 | extern "C" {
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| 19 | # endif
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| 20 |
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| 21 | # define BF_ENCRYPT 1
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| 22 | # define BF_DECRYPT 0
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| 23 |
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| 24 | /*-
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| 25 | * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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| 26 | * ! BF_LONG has to be at least 32 bits wide. !
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| 27 | * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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| 28 | */
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| 29 | # define BF_LONG unsigned int
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| 30 |
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| 31 | # define BF_ROUNDS 16
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| 32 | # define BF_BLOCK 8
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| 33 |
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| 34 | typedef struct bf_key_st {
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| 35 | BF_LONG P[BF_ROUNDS + 2];
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| 36 | BF_LONG S[4 * 256];
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| 37 | } BF_KEY;
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| 38 |
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| 39 | void BF_set_key(BF_KEY *key, int len, const unsigned char *data);
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| 40 |
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| 41 | void BF_encrypt(BF_LONG *data, const BF_KEY *key);
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| 42 | void BF_decrypt(BF_LONG *data, const BF_KEY *key);
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| 43 |
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| 44 | void BF_ecb_encrypt(const unsigned char *in, unsigned char *out,
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| 45 | const BF_KEY *key, int enc);
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| 46 | void BF_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,
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| 47 | const BF_KEY *schedule, unsigned char *ivec, int enc);
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| 48 | void BF_cfb64_encrypt(const unsigned char *in, unsigned char *out,
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| 49 | long length, const BF_KEY *schedule,
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| 50 | unsigned char *ivec, int *num, int enc);
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| 51 | void BF_ofb64_encrypt(const unsigned char *in, unsigned char *out,
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| 52 | long length, const BF_KEY *schedule,
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| 53 | unsigned char *ivec, int *num);
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| 54 | const char *BF_options(void);
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| 55 |
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| 56 | # ifdef __cplusplus
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| 57 | }
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| 58 | # endif
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| 59 | # endif
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| 60 |
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| 61 | #endif
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