1*4724848cSchristos /* 2*4724848cSchristos * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. 3*4724848cSchristos * 4*4724848cSchristos * Licensed under the OpenSSL license (the "License"). You may not use 5*4724848cSchristos * this file except in compliance with the License. You can obtain a copy 6*4724848cSchristos * in the file LICENSE in the source distribution or at 7*4724848cSchristos * https://www.openssl.org/source/license.html 8*4724848cSchristos */ 9*4724848cSchristos 10*4724848cSchristos #ifndef HEADER_BLOWFISH_H 11*4724848cSchristos # define HEADER_BLOWFISH_H 12*4724848cSchristos 13*4724848cSchristos # include <openssl/opensslconf.h> 14*4724848cSchristos 15*4724848cSchristos # ifndef OPENSSL_NO_BF 16*4724848cSchristos # include <openssl/e_os2.h> 17*4724848cSchristos # ifdef __cplusplus 18*4724848cSchristos extern "C" { 19*4724848cSchristos # endif 20*4724848cSchristos 21*4724848cSchristos # define BF_ENCRYPT 1 22*4724848cSchristos # define BF_DECRYPT 0 23*4724848cSchristos 24*4724848cSchristos /*- 25*4724848cSchristos * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 26*4724848cSchristos * ! BF_LONG has to be at least 32 bits wide. ! 27*4724848cSchristos * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 28*4724848cSchristos */ 29*4724848cSchristos # define BF_LONG unsigned int 30*4724848cSchristos 31*4724848cSchristos # define BF_ROUNDS 16 32*4724848cSchristos # define BF_BLOCK 8 33*4724848cSchristos 34*4724848cSchristos typedef struct bf_key_st { 35*4724848cSchristos BF_LONG P[BF_ROUNDS + 2]; 36*4724848cSchristos BF_LONG S[4 * 256]; 37*4724848cSchristos } BF_KEY; 38*4724848cSchristos 39*4724848cSchristos void BF_set_key(BF_KEY *key, int len, const unsigned char *data); 40*4724848cSchristos 41*4724848cSchristos void BF_encrypt(BF_LONG *data, const BF_KEY *key); 42*4724848cSchristos void BF_decrypt(BF_LONG *data, const BF_KEY *key); 43*4724848cSchristos 44*4724848cSchristos void BF_ecb_encrypt(const unsigned char *in, unsigned char *out, 45*4724848cSchristos const BF_KEY *key, int enc); 46*4724848cSchristos void BF_cbc_encrypt(const unsigned char *in, unsigned char *out, long length, 47*4724848cSchristos const BF_KEY *schedule, unsigned char *ivec, int enc); 48*4724848cSchristos void BF_cfb64_encrypt(const unsigned char *in, unsigned char *out, 49*4724848cSchristos long length, const BF_KEY *schedule, 50*4724848cSchristos unsigned char *ivec, int *num, int enc); 51*4724848cSchristos void BF_ofb64_encrypt(const unsigned char *in, unsigned char *out, 52*4724848cSchristos long length, const BF_KEY *schedule, 53*4724848cSchristos unsigned char *ivec, int *num); 54*4724848cSchristos const char *BF_options(void); 55*4724848cSchristos 56*4724848cSchristos # ifdef __cplusplus 57*4724848cSchristos } 58*4724848cSchristos # endif 59*4724848cSchristos # endif 60*4724848cSchristos 61*4724848cSchristos #endif 62