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61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
/*
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#ifndef HEADER_BLOWFISH_H
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# define HEADER_BLOWFISH_H
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# include <openssl/opensslconf.h>
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# ifndef OPENSSL_NO_BF
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# include <openssl/e_os2.h>
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# ifdef __cplusplus
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extern "C" {
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# endif
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# define BF_ENCRYPT 1
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# define BF_DECRYPT 0
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/*-
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* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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* ! BF_LONG has to be at least 32 bits wide. !
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* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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*/
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# define BF_LONG unsigned int
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# define BF_ROUNDS 16
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# define BF_BLOCK 8
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typedef struct bf_key_st {
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BF_LONG P[BF_ROUNDS + 2];
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BF_LONG S[4 * 256];
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} BF_KEY;
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void BF_set_key(BF_KEY *key, int len, const unsigned char *data);
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void BF_encrypt(BF_LONG *data, const BF_KEY *key);
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void BF_decrypt(BF_LONG *data, const BF_KEY *key);
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void BF_ecb_encrypt(const unsigned char *in, unsigned char *out,
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const BF_KEY *key, int enc);
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void BF_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,
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const BF_KEY *schedule, unsigned char *ivec, int enc);
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void BF_cfb64_encrypt(const unsigned char *in, unsigned char *out,
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long length, const BF_KEY *schedule,
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unsigned char *ivec, int *num, int enc);
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void BF_ofb64_encrypt(const unsigned char *in, unsigned char *out,
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long length, const BF_KEY *schedule,
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unsigned char *ivec, int *num);
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const char *BF_options(void);
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# ifdef __cplusplus
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}
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# endif
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# endif
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#endif
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